ReactOS 0.4.15-dev-6661-gcc6e444
window.c File Reference
#include <win32k.h>
#include <ddk/immdev.h>
Include dependency graph for window.c:

Go to the source code of this file.

Classes

struct  HEADCOMBO
 
struct  _WND2CBOX
 
struct  LB_DESCR
 
struct  _WND2LB
 

Macros

#define GROW_COUNT   8
 
#define INITIAL_COUNT   32
 
#define IS_DEFAULT(x)   ((x) == CW_USEDEFAULT || (x) == (SHORT)0x8000)
 
#define CBF_BUTTONDOWN   0x0002
 
#define GWLP_CONSOLE_LEADER_PID   0
 
#define GWLP_CONSOLE_LEADER_TID   4
 

Typedefs

typedef struct HEADCOMBOLPHEADCOMBO
 
typedef struct _WND2CBOX WND2CBOX
 
typedef struct _WND2CBOXPWND2CBOX
 
typedef struct _WND2LB WND2LB
 
typedef struct _WND2LBPWND2LB
 

Functions

 DBG_DEFAULT_CHANNEL (UserWnd)
 
PVOID FASTCALL IntReAllocatePoolWithTag (POOL_TYPE PoolType, PVOID pOld, SIZE_T cbOld, SIZE_T cbNew, ULONG Tag)
 
BOOL FASTCALL UserUpdateUiState (PWND Wnd, WPARAM wParam)
 
PWND FASTCALL IntGetWindowObject (HWND hWnd)
 
PWND FASTCALL VerifyWnd (PWND pWnd)
 
PWND FASTCALL ValidateHwndNoErr (HWND hWnd)
 
PWND FASTCALL UserGetWindowObject (HWND hWnd)
 
ULONG FASTCALL IntSetStyle (PWND pwnd, ULONG set_bits, ULONG clear_bits)
 
BOOL FASTCALL IntIsWindow (HWND hWnd)
 
BOOL FASTCALL IntIsWindowVisible (PWND Wnd)
 
PWND FASTCALL IntGetParent (PWND Wnd)
 
BOOL FASTCALL IntEnableWindow (HWND hWnd, BOOL bEnable)
 
HWND *FASTCALL IntWinListChildren (PWND Window)
 
static BOOL IntWndIsDefaultIme (_In_ PWND Window)
 
HWND *FASTCALL IntWinListOwnedPopups (PWND Window)
 
PWND FASTCALL IntGetNonChildAncestor (PWND pWnd)
 
BOOL FASTCALL IntIsTopLevelWindow (PWND pWnd)
 
BOOL FASTCALL IntValidateOwnerDepth (PWND Wnd, PWND Owner)
 
HWND FASTCALL IntGetWindow (HWND hWnd, UINT uCmd)
 
DWORD FASTCALL IntGetWindowContextHelpId (PWND pWnd)
 
VOID FASTCALL IntRemoveTrackMouseEvent (PDESKTOP pDesk)
 
static void IntSendDestroyMsg (HWND hWnd)
 
static VOID UserFreeWindowInfo (PTHREADINFO ti, PWND Wnd)
 
LRESULT co_UserFreeWindow (PWND Window, PPROCESSINFO ProcessData, PTHREADINFO ThreadData, BOOLEAN SendMessages)
 
WNDPROC FASTCALL IntGetWindowProc (PWND pWnd, BOOL Ansi)
 
static WNDPROC IntSetWindowProc (PWND pWnd, WNDPROC NewWndProc, BOOL Ansi)
 
BOOL FASTCALL IntIsChildWindow (PWND Parent, PWND BaseWindow)
 
VOID FASTCALL IntLinkWindow (PWND Wnd, PWND WndInsertAfter)
 
VOID FASTCALL IntLinkHwnd (PWND Wnd, HWND hWndPrev)
 
VOID FASTCALL IntProcessOwnerSwap (PWND Wnd, PWND WndNewOwner, PWND WndOldOwner)
 
static HWND FASTCALL IntSetOwner (HWND hWnd, HWND hWndNewOwner)
 
PWND FASTCALL co_IntSetParent (PWND Wnd, PWND WndNewParent)
 
HWND FASTCALL co_UserSetParent (HWND hWndChild, HWND hWndNewParent)
 
VOID FASTCALL IntUnlinkWindow (PWND Wnd)
 
BOOL FASTCALL IntGrowHwndList (PWINDOWLIST *ppwl)
 
PWINDOWLIST FASTCALL IntPopulateHwndList (PWINDOWLIST pwl, PWND pwnd, DWORD dwFlags)
 
PWINDOWLIST FASTCALL IntBuildHwndList (PWND pwnd, DWORD dwFlags, PTHREADINFO pti)
 
VOID FASTCALL IntFreeHwndList (PWINDOWLIST pwlTarget)
 
NTSTATUS NTAPI NtUserBuildHwndList (HDESK hDesktop, HWND hwndParent, BOOLEAN bChildren, ULONG dwThreadId, ULONG cHwnd, HWND *phwndList, ULONG *pcHwndNeeded)
 
static void IntSendParentNotify (PWND pWindow, UINT msg)
 
void FASTCALL IntFixWindowCoordinates (CREATESTRUCTW *Cs, PWND ParentWindow, DWORD *dwShowMode)
 
PWND FASTCALL IntCreateWindow (CREATESTRUCTW *Cs, PLARGE_STRING WindowName, PCLS Class, PWND ParentWindow, PWND OwnerWindow, PVOID acbiBuffer, PDESKTOP pdeskCreated, DWORD dwVer)
 
PWND FASTCALL co_UserCreateWindowEx (CREATESTRUCTW *Cs, PUNICODE_STRING ClassName, PLARGE_STRING WindowName, PVOID acbiBuffer, DWORD dwVer)
 
NTSTATUS NTAPI ProbeAndCaptureLargeString (OUT PLARGE_STRING plstrSafe, IN PLARGE_STRING plstrUnsafe)
 
HWND NTAPI NtUserCreateWindowEx (DWORD dwExStyle, PLARGE_STRING plstrClassName, PLARGE_STRING plstrClsVersion, PLARGE_STRING plstrWindowName, DWORD dwStyle, int x, int y, int nWidth, int nHeight, HWND hWndParent, HMENU hMenu, HINSTANCE hInstance, LPVOID lpParam, DWORD dwFlags, PVOID acbiBuffer)
 
VOID FASTCALL IntDestroyOwnedWindows (PWND Window)
 
BOOLEAN co_UserDestroyWindow (PVOID Object)
 
BOOLEAN APIENTRY NtUserDestroyWindow (HWND Wnd)
 
HWND FASTCALL IntFindWindow (PWND Parent, PWND ChildAfter, RTL_ATOM ClassAtom, PUNICODE_STRING WindowName)
 
HWND APIENTRY NtUserFindWindowEx (HWND hwndParent, HWND hwndChildAfter, PUNICODE_STRING ucClassName, PUNICODE_STRING ucWindowName, DWORD dwUnknown)
 
PWND FASTCALL UserGetAncestor (PWND Wnd, UINT Type)
 
HWND APIENTRY NtUserGetAncestor (HWND hWnd, UINT Type)
 
BOOL APIENTRY NtUserGetComboBoxInfo (HWND hWnd, PCOMBOBOXINFO pcbi)
 
DWORD APIENTRY NtUserGetListBoxInfo (HWND hWnd)
 
HWND APIENTRY NtUserSetParent (HWND hWndChild, HWND hWndNewParent)
 
HWND FASTCALL UserGetShellWindow (VOID)
 
BOOL APIENTRY NtUserSetShellWindowEx (HWND hwndShell, HWND hwndListView)
 
static BOOL FASTCALL IntCheckFrameEdge (ULONG Style, ULONG ExStyle)
 
static LONG_PTR co_IntSetWindowLongPtr (HWND hWnd, DWORD Index, LONG_PTR NewValue, BOOL Ansi, ULONG Size, BOOL bAlter)
 
LONG FASTCALL co_UserSetWindowLong (HWND hWnd, DWORD Index, LONG NewValue, BOOL Ansi)
 
LONG_PTR FASTCALL co_UserSetWindowLongPtr (HWND hWnd, DWORD Index, LONG_PTR NewValue, BOOL Ansi)
 
LONG APIENTRY NtUserSetWindowLong (HWND hWnd, DWORD Index, LONG NewValue, BOOL Ansi)
 
DWORD APIENTRY NtUserAlterWindowStyle (HWND hWnd, DWORD Index, LONG NewValue)
 
WORD APIENTRY NtUserSetWindowWord (HWND hWnd, INT Index, WORD NewValue)
 
DWORD_PTR APIENTRY NtUserQueryWindow (HWND hWnd, DWORD Index)
 
UINT APIENTRY NtUserRegisterWindowMessage (PUNICODE_STRING MessageNameUnsafe)
 
BOOL APIENTRY NtUserSetWindowFNID (HWND hWnd, WORD fnID)
 
BOOL APIENTRY DefSetText (PWND Wnd, PCWSTR WindowText)
 
BOOL APIENTRY NtUserDefSetText (HWND hWnd, PLARGE_STRING WindowText)
 
INT APIENTRY NtUserInternalGetWindowText (HWND hWnd, LPWSTR lpString, INT nMaxCount)
 
BOOL FASTCALL IntShowOwnedPopups (PWND OwnerWnd, BOOL fShow)
 

Variables

INT gNestedWindowLimit = 50
 
PWINDOWLIST gpwlList = NULL
 
PWINDOWLIST gpwlCache = NULL
 

Macro Definition Documentation

◆ CBF_BUTTONDOWN

#define CBF_BUTTONDOWN   0x0002

Definition at line 3472 of file window.c.

◆ GROW_COUNT

#define GROW_COUNT   8

◆ GWLP_CONSOLE_LEADER_PID

#define GWLP_CONSOLE_LEADER_PID   0

◆ GWLP_CONSOLE_LEADER_TID

#define GWLP_CONSOLE_LEADER_TID   4

◆ INITIAL_COUNT

#define INITIAL_COUNT   32

◆ IS_DEFAULT

#define IS_DEFAULT (   x)    ((x) == CW_USEDEFAULT || (x) == (SHORT)0x8000)

Typedef Documentation

◆ LPHEADCOMBO

◆ PWND2CBOX

◆ PWND2LB

typedef struct _WND2LB * PWND2LB

◆ WND2CBOX

◆ WND2LB

Function Documentation

◆ co_IntSetParent()

PWND FASTCALL co_IntSetParent ( PWND  Wnd,
PWND  WndNewParent 
)

Definition at line 1156 of file window.c.

1157{
1158 PWND WndOldParent, pWndExam;
1159 BOOL WasVisible;
1160 POINT pt;
1161 int swFlags = SWP_NOSIZE|SWP_NOZORDER;
1162
1163 ASSERT(Wnd);
1164 ASSERT(WndNewParent);
1165 ASSERT_REFS_CO(Wnd);
1166 ASSERT_REFS_CO(WndNewParent);
1167
1168 if (Wnd == Wnd->head.rpdesk->spwndMessage)
1169 {
1171 return( NULL);
1172 }
1173
1174 /* Some applications try to set a child as a parent */
1175 if (IntIsChildWindow(Wnd, WndNewParent))
1176 {
1177 TRACE("IntSetParent try to set a child as a parent.\n");
1179 return NULL;
1180 }
1181
1182 pWndExam = WndNewParent; // Load parent Window to examine.
1183 // Now test for set parent to parent hit.
1184 while (pWndExam)
1185 {
1186 if (Wnd == pWndExam)
1187 {
1188 TRACE("IntSetParent Failed Test for set parent to parent!\n");
1190 return NULL;
1191 }
1192 pWndExam = pWndExam->spwndParent;
1193 }
1194
1195 /*
1196 * Windows hides the window first, then shows it again
1197 * including the WM_SHOWWINDOW messages and all
1198 */
1199 WasVisible = co_WinPosShowWindow(Wnd, SW_HIDE);
1200
1201 /* Window must belong to current process */
1202 if (Wnd->head.pti->ppi != PsGetCurrentProcessWin32Process())
1203 {
1204 ERR("IntSetParent Window must belong to current process!\n");
1205 return NULL;
1206 }
1207
1208 WndOldParent = Wnd->spwndParent;
1209
1210 if ( WndOldParent &&
1211 WndOldParent->ExStyle & WS_EX_LAYOUTRTL)
1212 pt.x = Wnd->rcWindow.right;
1213 else
1214 pt.x = Wnd->rcWindow.left;
1215 pt.y = Wnd->rcWindow.top;
1216
1217 IntScreenToClient(WndOldParent, &pt);
1218
1219 if (WndOldParent) UserReferenceObject(WndOldParent); /* Caller must deref */
1220
1221 if (WndNewParent != WndOldParent)
1222 {
1223 /* Unlink the window from the siblings list */
1224 IntUnlinkWindow(Wnd);
1225 Wnd->ExStyle2 &= ~WS_EX2_LINKED;
1226
1227 /* Set the new parent */
1228 WndSetParent(Wnd, WndNewParent);
1229
1230 if ( Wnd->style & WS_CHILD &&
1231 Wnd->spwndOwner &&
1232 Wnd->spwndOwner->ExStyle & WS_EX_TOPMOST )
1233 {
1234 ERR("SetParent Top Most from Pop up!\n");
1235 Wnd->ExStyle |= WS_EX_TOPMOST;
1236 }
1237
1238 /* Link the window with its new siblings */
1239 IntLinkHwnd( Wnd,
1240 ((0 == (Wnd->ExStyle & WS_EX_TOPMOST) &&
1241 UserIsDesktopWindow(WndNewParent) ) ? HWND_TOP : HWND_TOPMOST ) );
1242 }
1243
1244 if ( WndNewParent == co_GetDesktopWindow(Wnd) &&
1245 !(Wnd->style & WS_CLIPSIBLINGS) )
1246 {
1247 Wnd->style |= WS_CLIPSIBLINGS;
1248 DceResetActiveDCEs(Wnd);
1249 }
1250
1251 /* if parent belongs to a different thread and the window isn't */
1252 /* top-level, attach the two threads */
1253 if ((Wnd->style & (WS_CHILD|WS_POPUP)) == WS_CHILD)
1254 {
1255 if ( Wnd->spwndParent != co_GetDesktopWindow(Wnd))
1256 {
1257 if (WndOldParent && (Wnd->head.pti != WndOldParent->head.pti))
1258 {
1259 //ERR("SetParent Old out.\n");
1260 UserAttachThreadInput(Wnd->head.pti, WndOldParent->head.pti, FALSE);
1261 }
1262 }
1263 if ( WndNewParent != co_GetDesktopWindow(Wnd))
1264 {
1265 if (Wnd->head.pti != WndNewParent->head.pti)
1266 {
1267 //ERR("SetParent New in.\n");
1268 UserAttachThreadInput(Wnd->head.pti, WndNewParent->head.pti, TRUE);
1269 }
1270 }
1271 }
1272
1273 if (UserIsMessageWindow(WndOldParent) || UserIsMessageWindow(WndNewParent))
1274 swFlags |= SWP_NOACTIVATE;
1275
1276 IntNotifyWinEvent(EVENT_OBJECT_PARENTCHANGE, Wnd ,OBJID_WINDOW, CHILDID_SELF, WEF_SETBYWNDPTI);
1277 /*
1278 * SetParent additionally needs to make hwnd the top window
1279 * in the z-order and send the expected WM_WINDOWPOSCHANGING and
1280 * WM_WINDOWPOSCHANGED notification messages.
1281 */
1282 //ERR("IntSetParent SetWindowPos 1\n");
1284 (0 == (Wnd->ExStyle & WS_EX_TOPMOST) ? HWND_TOP : HWND_TOPMOST),
1285 pt.x, pt.y, 0, 0, swFlags);
1286 //ERR("IntSetParent SetWindowPos 2 X %d Y %d\n",pt.x, pt.y);
1287 if (WasVisible) co_WinPosShowWindow(Wnd, SW_SHOWNORMAL);
1288
1289 return WndOldParent;
1290}
#define ERR(fmt,...)
Definition: debug.h:110
VOID FASTCALL DceResetActiveDCEs(PWND Window)
Definition: windc.c:816
#define NULL
Definition: types.h:112
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
#define ERROR_INVALID_PARAMETER
Definition: compat.h:101
#define ERROR_ACCESS_DENIED
Definition: compat.h:97
#define pt(x, y)
Definition: drawing.c:79
unsigned int BOOL
Definition: ntddk_ex.h:94
#define WEF_SETBYWNDPTI
Definition: ntuser.h:235
#define ASSERT(a)
Definition: mode.c:44
PVOID NTAPI PsGetCurrentProcessWin32Process(VOID)
Definition: process.c:1183
BOOLEAN FASTCALL co_WinPosSetWindowPos(PWND Window, HWND WndInsertAfter, INT x, INT y, INT cx, INT cy, UINT flags)
Definition: winpos.c:1786
BOOL FASTCALL IntScreenToClient(PWND Wnd, LPPOINT lpPoint)
Definition: winpos.c:213
BOOLEAN FASTCALL co_WinPosShowWindow(PWND Wnd, INT Cmd)
Definition: winpos.c:2566
#define WS_CHILD
Definition: pedump.c:617
#define WS_POPUP
Definition: pedump.c:616
#define WS_EX_TOPMOST
Definition: pedump.c:647
#define WS_CLIPSIBLINGS
Definition: pedump.c:618
#define TRACE(s)
Definition: solgame.cpp:4
struct _DESKTOP * rpdesk
Definition: ntuser.h:194
Definition: ntuser.h:689
DWORD ExStyle
Definition: ntuser.h:699
DWORD ExStyle2
Definition: ntuser.h:740
struct _WND * spwndOwner
Definition: ntuser.h:710
THRDESKHEAD head
Definition: ntuser.h:690
DWORD style
Definition: ntuser.h:701
RECT rcWindow
Definition: ntuser.h:711
struct _WND * spwndParent
Definition: ntuser.h:708
LONG right
Definition: windef.h:308
LONG top
Definition: windef.h:307
LONG left
Definition: windef.h:306
#define ASSERT_REFS_CO(_obj_)
Definition: userfuncs.h:14
PWND FASTCALL co_GetDesktopWindow(PWND pWnd)
Definition: desktop.c:1366
#define UserIsMessageWindow(pWnd)
Definition: desktop.h:197
#define UserIsDesktopWindow(pWnd)
Definition: desktop.h:194
VOID FASTCALL IntNotifyWinEvent(DWORD Event, PWND pWnd, LONG idObject, LONG idChild, DWORD flags)
Definition: event.c:178
NTSTATUS FASTCALL UserAttachThreadInput(PTHREADINFO ptiFrom, PTHREADINFO ptiTo, BOOL fAttach)
Definition: input.c:480
VOID FASTCALL UserReferenceObject(PVOID obj)
Definition: object.c:731
VOID FASTCALL IntUnlinkWindow(PWND Wnd)
Definition: window.c:1354
BOOL FASTCALL IntIsChildWindow(PWND Parent, PWND BaseWindow)
Definition: window.c:927
VOID FASTCALL IntLinkHwnd(PWND Wnd, HWND hWndPrev)
Definition: window.c:983
static VOID WndSetParent(_Inout_ PWND pwnd, _In_opt_ PWND pwndParent)
Definition: window.h:157
#define OBJID_WINDOW
Definition: winable.h:15
#define CHILDID_SELF
Definition: winable.h:14
ENGAPI VOID APIENTRY EngSetLastError(_In_ ULONG iError)
Definition: error.c:28
#define SW_SHOWNORMAL
Definition: winuser.h:764
#define WS_EX_LAYOUTRTL
Definition: winuser.h:390
#define SW_HIDE
Definition: winuser.h:762
#define SWP_NOACTIVATE
Definition: winuser.h:1232
#define HWND_TOPMOST
Definition: winuser.h:1198
#define SWP_NOSIZE
Definition: winuser.h:1235
#define HWND_TOP
Definition: winuser.h:1197
#define SWP_NOZORDER
Definition: winuser.h:1237

Referenced by co_UserSetParent().

◆ co_IntSetWindowLongPtr()

static LONG_PTR co_IntSetWindowLongPtr ( HWND  hWnd,
DWORD  Index,
LONG_PTR  NewValue,
BOOL  Ansi,
ULONG  Size,
BOOL  bAlter 
)
static

Definition at line 3837 of file window.c.

3838{
3840 PWINSTATION_OBJECT WindowStation;
3841 LONG_PTR OldValue;
3843
3845 {
3846 return( 0);
3847 }
3848
3849 if ((INT)Index >= 0)
3850 {
3851 if ((Index + Size) > Window->cbwndExtra)
3852 {
3854 return( 0);
3855 }
3856
3857#ifdef _WIN64
3858 if (Size == sizeof(LONG))
3859 {
3860 OldValue = *((LONG *)((PCHAR)(Window + 1) + Index));
3861 *((LONG*)((PCHAR)(Window + 1) + Index)) = (LONG)NewValue;
3862 }
3863 else
3864#endif
3865 {
3866 OldValue = *((LONG_PTR *)((PCHAR)(Window + 1) + Index));
3867 /*
3868 if ( Index == DWLP_DLGPROC && Wnd->state & WNDS_DIALOGWINDOW)
3869 {
3870 OldValue = (LONG_PTR)IntSetWindowProc( Wnd, (WNDPROC)NewValue, Ansi);
3871 if (!OldValue) return 0;
3872 }
3873 */
3874 *((LONG_PTR*)((PCHAR)(Window + 1) + Index)) = NewValue;
3875 }
3876
3877 }
3878 else
3879 {
3880#ifdef _WIN64
3881 if (Size == sizeof(LONG))
3882 {
3883 if ((Index != GWL_STYLE) &&
3884 (Index != GWL_EXSTYLE) &&
3885 (Index != GWL_ID) &&
3886 (Index != GWL_USERDATA))
3887 {
3888 ERR("NtUserSetWindowLong(): Index requires pointer size: %lu\n", Index);
3890 return 0;
3891 }
3892 }
3893#endif
3894
3895 switch (Index)
3896 {
3897 case GWL_EXSTYLE: // LONG
3898 OldValue = (LONG) Window->ExStyle;
3899 Style.styleOld = OldValue;
3900 Style.styleNew = NewValue;
3901
3902 co_IntSendMessage(hWnd, WM_STYLECHANGING, GWL_EXSTYLE, (LPARAM) &Style);
3903
3904 /*
3905 * Remove extended window style bit WS_EX_TOPMOST for shell windows.
3906 */
3907 WindowStation = Window->head.pti->rpdesk->rpwinstaParent;
3908 if(WindowStation)
3909 {
3910 if (hWnd == WindowStation->ShellWindow || hWnd == WindowStation->ShellListView)
3911 Style.styleNew &= ~WS_EX_TOPMOST;
3912 }
3913 /* WS_EX_WINDOWEDGE depends on some other styles */
3914 if (IntCheckFrameEdge(Window->style, NewValue))
3915 Style.styleNew |= WS_EX_WINDOWEDGE;
3916 else
3917 Style.styleNew &= ~WS_EX_WINDOWEDGE;
3918
3919 if (!(Window->ExStyle & WS_EX_LAYERED))
3920 {
3922 }
3923
3924 Window->ExStyle = (DWORD)Style.styleNew;
3925
3926 co_IntSendMessage(hWnd, WM_STYLECHANGED, GWL_EXSTYLE, (LPARAM) &Style);
3927 break;
3928
3929 case GWL_STYLE: // LONG
3930 OldValue = (LONG) Window->style;
3931 Style.styleOld = OldValue;
3932 Style.styleNew = NewValue;
3933
3934 if (!bAlter)
3935 co_IntSendMessage(hWnd, WM_STYLECHANGING, GWL_STYLE, (LPARAM) &Style);
3936
3937 /* WS_CLIPSIBLINGS can't be reset on top-level windows */
3938 if (UserIsDesktopWindow(Window->spwndParent)) Style.styleNew |= WS_CLIPSIBLINGS;
3939 /* WS_MINIMIZE can't be reset */
3940 if (OldValue & WS_MINIMIZE) Style.styleNew |= WS_MINIMIZE;
3941 /* Fixes wine FIXME: changing WS_DLGFRAME | WS_THICKFRAME is supposed to change WS_EX_WINDOWEDGE too */
3942 if (IntCheckFrameEdge(NewValue, Window->ExStyle))
3943 Window->ExStyle |= WS_EX_WINDOWEDGE;
3944 else
3945 Window->ExStyle &= ~WS_EX_WINDOWEDGE;
3946
3947 if ((OldValue & (WS_CHILD | WS_POPUP)) == WS_CHILD)
3948 {
3949 if ((NewValue & (WS_CHILD | WS_POPUP)) != WS_CHILD)
3950 {
3952 ERR("IDMenu going null! %d\n",Window->IDMenu);
3953 Window->IDMenu = 0; // Window->spmenu = 0;
3954 }
3955 }
3956 else
3957 {
3958 if ((NewValue & (WS_CHILD | WS_POPUP)) == WS_CHILD)
3959 {
3960 PMENU pMenu = UserGetMenuObject(UlongToHandle(Window->IDMenu));
3961 Window->state &= ~WNDS_HASMENU;
3962 if (pMenu)
3963 {
3964 ERR("IDMenu released 0x%p\n",pMenu);
3965 // ROS may not hold a lock after setting menu to window. But it should!
3966 //IntReleaseMenuObject(pMenu);
3967 }
3968 }
3969 }
3970
3971 if ((Style.styleOld ^ Style.styleNew) & WS_VISIBLE)
3972 {
3973 if (Style.styleOld & WS_VISIBLE) Window->head.pti->cVisWindows--;
3974 if (Style.styleNew & WS_VISIBLE) Window->head.pti->cVisWindows++;
3976 }
3977 Window->style = (DWORD)Style.styleNew;
3978
3979 if (!bAlter)
3980 co_IntSendMessage(hWnd, WM_STYLECHANGED, GWL_STYLE, (LPARAM) &Style);
3981 break;
3982
3983 case GWLP_WNDPROC: // LONG_PTR
3984 {
3985 if ( Window->head.pti->ppi != PsGetCurrentProcessWin32Process() ||
3986 Window->fnid & FNID_FREED)
3987 {
3989 return( 0);
3990 }
3991 OldValue = (LONG_PTR)IntSetWindowProc(Window,
3992 (WNDPROC)NewValue,
3993 Ansi);
3994 break;
3995 }
3996
3997 case GWLP_HINSTANCE: // LONG_PTR
3998 OldValue = (LONG_PTR) Window->hModule;
3999 Window->hModule = (HINSTANCE) NewValue;
4000 break;
4001
4002 case GWLP_HWNDPARENT: // LONG_PTR
4003 Parent = Window->spwndParent;
4004 if (Parent && (Parent->head.h == IntGetDesktopWindow()))
4005 OldValue = (LONG_PTR) IntSetOwner(Window->head.h, (HWND) NewValue);
4006 else
4007 OldValue = (LONG_PTR) co_UserSetParent(Window->head.h, (HWND) NewValue);
4008 break;
4009
4010 case GWLP_ID: // LONG
4011 OldValue = (LONG) Window->IDMenu;
4012 Window->IDMenu = (UINT) NewValue;
4013 break;
4014
4015 case GWLP_USERDATA: // LONG or LONG_PTR
4016 OldValue = Window->dwUserData;
4017 Window->dwUserData = NewValue;
4018 break;
4019
4020 default:
4021 ERR("NtUserSetWindowLong(): Unsupported index %lu\n", Index);
4023 OldValue = 0;
4024 break;
4025 }
4026 }
4027
4028 return( OldValue);
4029}
ACPI_PHYSICAL_ADDRESS ACPI_SIZE BOOLEAN Warn UINT32 *TableIdx UINT32 ACPI_TABLE_HEADER *OutTableHeader ACPI_TABLE_HEADER **OutTable ACPI_HANDLE UINT32 ACPI_WALK_CALLBACK ACPI_WALK_CALLBACK void void **ReturnValue UINT32 ACPI_BUFFER *RetPathPtr ACPI_OBJECT_HANDLER void *Data ACPI_OBJECT_HANDLER void **Data ACPI_STRING ACPI_OBJECT_LIST ACPI_BUFFER *ReturnObjectBuffer ACPI_DEVICE_INFO **ReturnBuffer ACPI_HANDLE Parent
Definition: acpixf.h:732
const DWORD Style
Definition: appswitch.c:71
HWND hWnd
Definition: settings.c:17
#define UlongToHandle(ul)
Definition: basetsd.h:97
#define FNID_FREED
Definition: ntuser.h:895
BOOL FASTCALL SetLayeredStatus(PWND pWnd, BYTE set)
Definition: layered.c:34
if(dx< 0)
Definition: linetemp.h:194
__int3264 LONG_PTR
Definition: mstsclib_h.h:276
unsigned int UINT
Definition: ndis.h:50
#define DWORD
Definition: nt_native.h:44
#define WS_MINIMIZE
Definition: pedump.c:622
#define WS_VISIBLE
Definition: pedump.c:620
long LONG
Definition: pedump.c:60
Definition: window.c:28
HANDLE ShellListView
Definition: winsta.h:44
HANDLE ShellWindow
Definition: winsta.h:43
#define LONG_PTR
Definition: treelist.c:79
#define GWLP_WNDPROC
Definition: treelist.c:66
#define GWLP_USERDATA
Definition: treelist.c:63
int32_t INT
Definition: typedefs.h:58
char * PCHAR
Definition: typedefs.h:51
FORCEINLINE PMENU UserGetMenuObject(HMENU hMenu)
Definition: userfuncs.h:4
_In_ WDFCOLLECTION _In_ ULONG Index
_Must_inspect_result_ _In_ WDFDEVICE _In_ PWDF_DEVICE_PROPERTY_DATA _In_ DEVPROPTYPE _In_ ULONG Size
Definition: wdfdevice.h:4533
HWND FASTCALL IntGetDesktopWindow(VOID)
Definition: desktop.c:1374
LRESULT FASTCALL co_IntSendMessage(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
Definition: message.c:1445
HWND FASTCALL co_UserSetParent(HWND hWndChild, HWND hWndNewParent)
Definition: window.c:1294
PWND FASTCALL UserGetWindowObject(HWND hWnd)
Definition: window.c:122
static BOOL FASTCALL IntCheckFrameEdge(ULONG Style, ULONG ExStyle)
Definition: window.c:3826
static WNDPROC IntSetWindowProc(PWND pWnd, WNDPROC NewWndProc, BOOL Ansi)
Definition: window.c:840
static HWND FASTCALL IntSetOwner(HWND hWnd, HWND hWndNewOwner)
Definition: window.c:1115
LONG_PTR LPARAM
Definition: windef.h:208
#define ERROR_INVALID_INDEX
Definition: winerror.h:894
#define GWL_USERDATA
Definition: winuser.h:855
#define GWL_ID
Definition: winuser.h:853
#define GWLP_HINSTANCE
Definition: winuser.h:850
#define GWLP_HWNDPARENT
Definition: winuser.h:852
#define WS_EX_WINDOWEDGE
Definition: winuser.h:407
#define WS_EX_LAYERED
Definition: winuser.h:389
#define GWLP_ID
Definition: winuser.h:854
LRESULT(CALLBACK * WNDPROC)(HWND, UINT, WPARAM, LPARAM)
Definition: winuser.h:2896
#define GWL_STYLE
Definition: winuser.h:846
#define GWL_EXSTYLE
Definition: winuser.h:845

Referenced by co_UserSetWindowLong(), co_UserSetWindowLongPtr(), NtUserAlterWindowStyle(), and NtUserSetWindowLong().

◆ co_UserCreateWindowEx()

PWND FASTCALL co_UserCreateWindowEx ( CREATESTRUCTW Cs,
PUNICODE_STRING  ClassName,
PLARGE_STRING  WindowName,
PVOID  acbiBuffer,
DWORD  dwVer 
)

Definition at line 2173 of file window.c.

2178{
2179 ULONG style;
2180 PWND Window = NULL, ParentWindow = NULL, OwnerWindow;
2181 HWND hWnd, hWndParent, hWndOwner, hwndInsertAfter;
2182 PWINSTATION_OBJECT WinSta;
2183 PCLS Class = NULL;
2184 SIZE Size;
2185 POINT MaxSize, MaxPos, MinTrack, MaxTrack;
2186 CBT_CREATEWNDW * pCbtCreate;
2188 USER_REFERENCE_ENTRY ParentRef, Ref;
2189 PTHREADINFO pti;
2190 DWORD dwShowMode = SW_SHOW;
2191 CREATESTRUCTW *pCsw = NULL;
2192 PVOID pszClass = NULL, pszName = NULL;
2193 PWND ret = NULL;
2194
2195 /* Get the current window station and reference it */
2196 pti = GetW32ThreadInfo();
2197 if (pti == NULL || pti->rpdesk == NULL)
2198 {
2199 ERR("Thread is not attached to a desktop! Cannot create window (%wZ)\n", ClassName);
2200 return NULL; // There is nothing to cleanup.
2201 }
2202 WinSta = pti->rpdesk->rpwinstaParent;
2204
2205 pCsw = NULL;
2206 pCbtCreate = NULL;
2207
2208 /* Get the class and reference it */
2209 Class = IntGetAndReferenceClass(ClassName, Cs->hInstance, FALSE);
2210 if(!Class)
2211 {
2213 ERR("Failed to find class %wZ\n", ClassName);
2214 goto cleanup;
2215 }
2216
2217 /* Now find the parent and the owner window */
2218 hWndParent = pti->rpdesk->pDeskInfo->spwnd->head.h;
2219 hWndOwner = NULL;
2220
2221 if (Cs->hwndParent == HWND_MESSAGE)
2222 {
2223 Cs->hwndParent = hWndParent = pti->rpdesk->spwndMessage->head.h;
2224 }
2225 else if (Cs->hwndParent)
2226 {
2227 if ((Cs->style & (WS_CHILD|WS_POPUP)) != WS_CHILD)
2228 hWndOwner = Cs->hwndParent;
2229 else
2230 hWndParent = Cs->hwndParent;
2231 }
2232 else if ((Cs->style & (WS_CHILD|WS_POPUP)) == WS_CHILD)
2233 {
2234 ERR("Cannot create a child window (%wZ) without a parent\n", ClassName);
2236 goto cleanup; /* WS_CHILD needs a parent, but WS_POPUP doesn't */
2237 }
2239 (IS_INTRESOURCE(Cs->lpszClass) ||
2240 Cs->lpszClass != (LPCWSTR)MAKEINTATOM(gpsi->atomSysClass[ICLS_HWNDMESSAGE]) ||
2241 _wcsicmp(Cs->lpszClass, L"Message") != 0))
2242 {
2243 if (pti->ppi->dwLayout & LAYOUT_RTL)
2244 {
2246 }
2247 }
2248
2249 ParentWindow = hWndParent ? UserGetWindowObject(hWndParent): NULL;
2250 OwnerWindow = hWndOwner ? UserGetWindowObject(hWndOwner): NULL;
2251
2252 if (hWndParent && !ParentWindow)
2253 {
2254 ERR("Got invalid parent window handle for %wZ\n", ClassName);
2255 goto cleanup;
2256 }
2257 else if (hWndOwner && !OwnerWindow)
2258 {
2259 ERR("Got invalid owner window handle for %wZ\n", ClassName);
2260 ParentWindow = NULL;
2261 goto cleanup;
2262 }
2263
2264 if(OwnerWindow)
2265 {
2266 if (IntIsDesktopWindow(OwnerWindow)) OwnerWindow = NULL;
2267 else if (ParentWindow && !IntIsDesktopWindow(ParentWindow))
2268 {
2269 ERR("an owned window must be created as top-level\n");
2271 goto cleanup;
2272 }
2273 else /* owner must be a top-level window */
2274 {
2275 while ((OwnerWindow->style & (WS_POPUP|WS_CHILD)) == WS_CHILD && !IntIsDesktopWindow(OwnerWindow->spwndParent))
2276 OwnerWindow = OwnerWindow->spwndParent;
2277 }
2278 }
2279
2280 /* Fix the position and the size of the window */
2281 if (ParentWindow)
2282 {
2283 UserRefObjectCo(ParentWindow, &ParentRef);
2284 IntFixWindowCoordinates(Cs, ParentWindow, &dwShowMode);
2285 }
2286
2287 /* Allocate and initialize the new window */
2289 WindowName,
2290 Class,
2291 ParentWindow,
2292 OwnerWindow,
2293 acbiBuffer,
2294 NULL,
2295 dwVer );
2296 if(!Window)
2297 {
2298 ERR("IntCreateWindow(%wZ) failed\n", ClassName);
2299 goto cleanup;
2300 }
2301
2303 hwndInsertAfter = HWND_TOP;
2304
2305 UserRefObjectCo(Window, &Ref);
2307 ObDereferenceObject(WinSta);
2308
2309 /* NCCREATE, WM_NCCALCSIZE and Hooks need the original values */
2310 Cs->lpszName = (LPCWSTR) WindowName;
2311 Cs->lpszClass = (LPCWSTR) ClassName;
2312
2314 if ( ISITHOOKED(WH_CBT) || (pti->rpdesk->pDeskInfo->fsHooks & HOOKID_TO_FLAG(WH_CBT)) )
2315 {
2316 // Allocate the calling structures Justin Case this goes Global.
2319 if (!pCsw || !pCbtCreate)
2320 {
2321 ERR("UserHeapAlloc() failed!\n");
2322 goto cleanup;
2323 }
2324
2325 if (!IntMsgCreateStructW( Window, pCsw, Cs, &pszClass, &pszName ) )
2326 {
2327 ERR("IntMsgCreateStructW() failed!\n");
2328 goto cleanup;
2329 }
2330
2331 pCbtCreate->lpcs = pCsw;
2332 pCbtCreate->hwndInsertAfter = hwndInsertAfter;
2333
2336 if (Result != 0)
2337 {
2338 ERR("WH_CBT HCBT_CREATEWND hook failed! 0x%x\n", Result);
2339 goto cleanup;
2340 }
2341 // Write back changes.
2342 Cs->cx = pCsw->cx;
2343 Cs->cy = pCsw->cy;
2344 Cs->x = pCsw->x;
2345 Cs->y = pCsw->y;
2346 hwndInsertAfter = pCbtCreate->hwndInsertAfter;
2347 }
2348
2349 if ((Cs->style & (WS_CHILD|WS_POPUP)) == WS_CHILD)
2350 {
2351 if (ParentWindow != co_GetDesktopWindow(Window))
2352 {
2353 Cs->x += ParentWindow->rcClient.left;
2354 Cs->y += ParentWindow->rcClient.top;
2355 }
2356 }
2357
2358 /* Send the WM_GETMINMAXINFO message */
2359 Size.cx = Cs->cx;
2360 Size.cy = Cs->cy;
2361
2362 if ((Cs->style & WS_THICKFRAME) || !(Cs->style & (WS_POPUP | WS_CHILD)))
2363 {
2364 co_WinPosGetMinMaxInfo(Window, &MaxSize, &MaxPos, &MinTrack, &MaxTrack);
2365 if (Size.cx > MaxTrack.x) Size.cx = MaxTrack.x;
2366 if (Size.cy > MaxTrack.y) Size.cy = MaxTrack.y;
2367 if (Size.cx < MinTrack.x) Size.cx = MinTrack.x;
2368 if (Size.cy < MinTrack.y) Size.cy = MinTrack.y;
2369 }
2370
2371 Window->rcWindow.left = Cs->x;
2372 Window->rcWindow.top = Cs->y;
2373 Window->rcWindow.right = Cs->x + Size.cx;
2374 Window->rcWindow.bottom = Cs->y + Size.cy;
2375 /*
2376 if (0 != (Window->style & WS_CHILD) && ParentWindow)
2377 {
2378 ERR("co_UserCreateWindowEx(): Offset rcWindow\n");
2379 RECTL_vOffsetRect(&Window->rcWindow,
2380 ParentWindow->rcClient.left,
2381 ParentWindow->rcClient.top);
2382 }
2383 */
2384 /* correct child window coordinates if mirroring on parent is enabled */
2385 if (ParentWindow != NULL)
2386 {
2387 if ( ((Cs->style & WS_CHILD) == WS_CHILD) &&
2388 ((ParentWindow->ExStyle & WS_EX_LAYOUTRTL) == WS_EX_LAYOUTRTL))
2389 {
2390 Window->rcWindow.right = ParentWindow->rcClient.right - (Window->rcWindow.left - ParentWindow->rcClient.left);
2391 Window->rcWindow.left = Window->rcWindow.right - Size.cx;
2392 }
2393 }
2394
2395 Window->rcClient = Window->rcWindow;
2396
2397 if (Window->spwndNext || Window->spwndPrev)
2398 {
2399 ERR("Window 0x%p has been linked too early!\n", Window);
2400 }
2401
2402 if (!(Window->state2 & WNDS2_WIN31COMPAT))
2403 {
2404 if (Class->style & CS_PARENTDC && !(ParentWindow->style & WS_CLIPCHILDREN))
2405 Window->style &= ~(WS_CLIPSIBLINGS | WS_CLIPCHILDREN);
2406 }
2407
2408 if ((Window->style & (WS_CHILD | WS_POPUP)) == WS_CHILD)
2409 {
2411 {
2412 if (pti != ParentWindow->head.pti)
2413 {
2414 //ERR("CreateWindow Parent in.\n");
2415 UserAttachThreadInput(pti, ParentWindow->head.pti, TRUE);
2416 }
2417 }
2418 }
2419
2420 /* Send the NCCREATE message */
2422 if (!Result)
2423 {
2424 ERR("co_UserCreateWindowEx(%wZ): NCCREATE message failed\n", ClassName);
2425 goto cleanup;
2426 }
2427
2428 /* Link the window */
2429 if (ParentWindow != NULL)
2430 {
2431 /* Link the window into the siblings list */
2432 if ((Cs->style & (WS_CHILD | WS_MAXIMIZE)) == WS_CHILD)
2434 else
2435 IntLinkHwnd(Window, hwndInsertAfter);
2436 }
2437
2438 /* Create the IME window for pWnd */
2440 {
2441 PWND pwndDefaultIme = co_IntCreateDefaultImeWindow(Window, Window->hModule);
2442 UserAssignmentLock((PVOID*)&pti->spwndDefaultIme, pwndDefaultIme);
2443
2444 if (pwndDefaultIme)
2445 {
2446 HWND hImeWnd;
2448 UserRefObjectCo(pwndDefaultIme, &Ref);
2449
2450 hImeWnd = UserHMGetHandle(pwndDefaultIme);
2451
2453
2454 if (pti->pClientInfo->CI_flags & CI_IMMACTIVATE)
2455 {
2456 HKL hKL = pti->KeyboardLayout->hkl;
2458 pti->pClientInfo->CI_flags &= ~CI_IMMACTIVATE;
2459 }
2460
2461 UserDerefObjectCo(pwndDefaultIme);
2462 }
2463 }
2464
2465 /* Send the WM_NCCALCSIZE message */
2466 {
2467 // RECT rc;
2468 MaxPos.x = Window->rcWindow.left;
2469 MaxPos.y = Window->rcWindow.top;
2470
2471 Result = co_WinPosGetNonClientSize(Window, &Window->rcWindow, &Window->rcClient);
2472 //rc = Window->rcWindow;
2473 //Result = co_IntSendMessageNoWait(Window->head.h, WM_NCCALCSIZE, FALSE, (LPARAM)&rc);
2474 //Window->rcClient = rc;
2475
2476 RECTL_vOffsetRect(&Window->rcWindow, MaxPos.x - Window->rcWindow.left,
2477 MaxPos.y - Window->rcWindow.top);
2478 }
2479
2480 /* Send the WM_CREATE message. */
2482 if (Result == (LRESULT)-1)
2483 {
2484 ERR("co_UserCreateWindowEx(%wZ): WM_CREATE message failed\n", ClassName);
2485 goto cleanup;
2486 }
2487
2488 /* Send the EVENT_OBJECT_CREATE event */
2489 IntNotifyWinEvent(EVENT_OBJECT_CREATE, Window, OBJID_WINDOW, CHILDID_SELF, 0);
2490
2491 /* By setting the flag below it can be examined to determine if the window
2492 was created successfully and a valid pwnd was passed back to caller since
2493 from here the function has to succeed. */
2495
2496 /* Send the WM_SIZE and WM_MOVE messages. */
2497 if (!(Window->state & WNDS_SENDSIZEMOVEMSGS))
2498 {
2500 }
2501
2502 /* Show or maybe minimize or maximize the window. */
2503
2505 if (style & (WS_MINIMIZE | WS_MAXIMIZE))
2506 {
2507 RECTL NewPos;
2508 UINT SwFlag = (style & WS_MINIMIZE) ? SW_MINIMIZE : SW_MAXIMIZE;
2509
2510 SwFlag = co_WinPosMinMaximize(Window, SwFlag, &NewPos);
2511 SwFlag |= SWP_NOZORDER|SWP_FRAMECHANGED; /* Frame always gets changed */
2512 if (!(style & WS_VISIBLE) || (style & WS_CHILD) || UserGetActiveWindow() ||
2513 (Window->ExStyle & WS_EX_NOACTIVATE))
2514 {
2515 SwFlag |= SWP_NOACTIVATE;
2516 }
2517 co_WinPosSetWindowPos(Window, 0, NewPos.left, NewPos.top,
2518 NewPos.right, NewPos.bottom, SwFlag);
2519 }
2520
2521 /* Send the WM_PARENTNOTIFY message */
2523
2524 /* Notify the shell that a new window was created */
2525 if (Window->spwndOwner == NULL ||
2526 !(Window->spwndOwner->style & WS_VISIBLE) ||
2527 (Window->spwndOwner->ExStyle & WS_EX_TOOLWINDOW))
2528 {
2529 if (UserIsDesktopWindow(Window->spwndParent) &&
2530 (Window->style & WS_VISIBLE) &&
2531 (!(Window->ExStyle & WS_EX_TOOLWINDOW) ||
2532 (Window->ExStyle & WS_EX_APPWINDOW)))
2533 {
2535 }
2536 }
2537
2538 /* Initialize and show the window's scrollbars */
2539 if (Window->style & WS_VSCROLL)
2540 {
2542 }
2543 if (Window->style & WS_HSCROLL)
2544 {
2546 }
2547
2548 /* Show the new window */
2549 if (Cs->style & WS_VISIBLE)
2550 {
2551 if (Window->style & WS_MAXIMIZE)
2552 dwShowMode = SW_SHOW;
2553 else if (Window->style & WS_MINIMIZE)
2554 dwShowMode = SW_SHOWMINIMIZED;
2555
2556 co_WinPosShowWindow(Window, dwShowMode);
2557
2558 if (Window->ExStyle & WS_EX_MDICHILD)
2559 {
2560 ASSERT(ParentWindow);
2561 if(!ParentWindow)
2562 goto cleanup;
2564 /* ShowWindow won't activate child windows */
2566 }
2567 }
2568
2569 if (Class->atomClassName == gaGuiConsoleWndClass)
2570 {
2571 /* Count only console windows manually */
2573 }
2574
2575 TRACE("co_UserCreateWindowEx(%wZ): Created window %p\n", ClassName, hWnd);
2576 ret = Window;
2577
2578cleanup:
2579 if (!ret)
2580 {
2581 TRACE("co_UserCreateWindowEx(): Error Created window!\n");
2582 /* If the window was created, the class will be dereferenced by co_UserDestroyWindow */
2583 if (Window)
2585 else if (Class)
2587 }
2588
2589 if (pCsw) ExFreePoolWithTag(pCsw, TAG_HOOK);
2590 if (pCbtCreate) ExFreePoolWithTag(pCbtCreate, TAG_HOOK);
2591 if (pszName) UserHeapFree(pszName);
2592 if (pszClass) UserHeapFree(pszClass);
2593
2594 if (Window)
2595 {
2597 }
2598 if (ParentWindow) UserDerefObjectCo(ParentWindow);
2599
2600 // See CORE-13717, not setting error on success.
2601 if (ret)
2603
2604 return ret;
2605}
Arabic default style
Definition: afstyles.h:94
#define ERROR_SUCCESS
Definition: deptool.c:10
PSERVERINFO gpsi
Definition: imm.c:18
static void cleanup(void)
Definition: main.c:1335
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
#define NonPagedPool
Definition: env_spec_w32.h:307
unsigned long DWORD
Definition: ntddk_ex.h:95
HWND FASTCALL UserGetActiveWindow(VOID)
Definition: focus.c:1429
VOID FASTCALL co_IntUserManualGuiCheck(BOOL Create)
Definition: guicheck.c:77
#define ISITHOOKED(HookId)
Definition: hook.h:6
#define HOOKID_TO_FLAG(HookId)
Definition: hook.h:5
#define IMS_LOADTHREADLAYOUT
Definition: immdev.h:45
#define IMS_ACTIVATELAYOUT
Definition: immdev.h:40
#define WNDS2_WIN31COMPAT
Definition: ntuser.h:644
#define UserHMGetHandle(obj)
Definition: ntuser.h:230
struct _THREADINFO * GetW32ThreadInfo(VOID)
Definition: misc.c:801
#define CI_IMMACTIVATE
Definition: ntuser.h:305
#define WNDS2_WMCREATEMSGPROCESSED
Definition: ntuser.h:665
#define IS_IMM_MODE()
Definition: ntuser.h:1232
#define ICLS_DESKTOP
Definition: ntuser.h:924
#define WNDS_SENDSIZEMOVEMSGS
Definition: ntuser.h:604
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1109
UINT_PTR HKL
Definition: msctf.idl:104
#define KernelMode
Definition: asm.h:34
LRESULT APIENTRY co_HOOK_CallHooks(INT HookId, INT Code, WPARAM wParam, LPARAM lParam)
Definition: hook.c:1102
UINT FASTCALL co_WinPosMinMaximize(PWND Wnd, UINT ShowFlag, RECT *NewPos)
Definition: winpos.c:2415
LRESULT FASTCALL co_WinPosGetNonClientSize(PWND Window, RECT *WindowRect, RECT *ClientRect)
Definition: winpos.c:2366
UINT FASTCALL co_WinPosGetMinMaxInfo(PWND Window, POINT *MaxSize, POINT *MaxPos, POINT *MinTrack, POINT *MaxTrack)
Definition: winpos.c:934
void FASTCALL co_WinPosSendSizeMove(PWND Wnd)
Definition: winpos.c:2381
ATOM gaGuiConsoleWndClass
Definition: ntuser.c:27
#define L(x)
Definition: ntvdm.h:50
static __inline VOID UserDerefObjectCo(PVOID obj)
Definition: object.h:40
static __inline VOID UserRefObjectCo(PVOID obj, PUSER_REFERENCE_ENTRY UserReferenceEntry)
Definition: object.h:27
NTSTATUS NTAPI ObReferenceObjectByPointer(IN PVOID Object, IN ACCESS_MASK DesiredAccess, IN POBJECT_TYPE ObjectType, IN KPROCESSOR_MODE AccessMode)
Definition: obref.c:381
#define WS_MAXIMIZE
Definition: pedump.c:623
#define WS_VSCROLL
Definition: pedump.c:627
#define WS_HSCROLL
Definition: pedump.c:628
#define WS_CLIPCHILDREN
Definition: pedump.c:619
#define WS_THICKFRAME
Definition: pedump.c:630
DWORD FASTCALL co_UserShowScrollBar(PWND, int, BOOL, BOOL)
Definition: scrollbar.c:852
_Check_return_ _CRTIMP int __cdecl _wcsicmp(_In_z_ const wchar_t *_Str1, _In_z_ const wchar_t *_Str2)
long bottom
Definition: polytest.cpp:53
long right
Definition: polytest.cpp:53
long top
Definition: polytest.cpp:53
long left
Definition: polytest.cpp:53
Definition: ntuser.h:561
DWORD dwLayout
Definition: win32.h:279
PPROCESSINFO ppi
Definition: win32.h:88
struct _DESKTOPINFO * pDeskInfo
Definition: win32.h:93
struct _CLIENTINFO * pClientInfo
Definition: win32.h:94
struct tagKL * KeyboardLayout
Definition: win32.h:90
struct _DESKTOP * rpdesk
Definition: win32.h:92
struct _WND * spwndDefaultIme
Definition: win32.h:131
Definition: object.h:4
LPCREATESTRUCTW lpcs
Definition: winuser.h:2965
HWND hwndInsertAfter
Definition: winuser.h:2966
LPCWSTR lpszClass
Definition: winuser.h:2955
LPCWSTR lpszName
Definition: winuser.h:2954
HINSTANCE hInstance
Definition: winuser.h:2946
long y
Definition: polytest.cpp:48
long x
Definition: polytest.cpp:48
ATOM atomSysClass[ICLS_NOTUSED+1]
Definition: ntuser.h:1055
uint32_t ULONG
Definition: typedefs.h:59
#define STATUS_ACCESS_DENIED
Definition: udferr_usr.h:145
#define WM_IME_SYSTEM
Definition: undocuser.h:60
static __inline BOOL UserHeapFree(PVOID lpMem)
Definition: usrheap.h:44
int ret
POBJECT_TYPE ExWindowStationObjectType
Definition: win32k.c:21
FORCEINLINE VOID RECTL_vOffsetRect(_Inout_ RECTL *prcl, _In_ INT cx, _In_ INT cy)
Definition: rect.h:31
BOOL FASTCALL IntMsgCreateStructW(PWND, CREATESTRUCTW *, CREATESTRUCTW *, PVOID *, PVOID *)
Definition: message.c:596
VOID IntDereferenceClass(IN OUT PCLS Class, IN PDESKTOPINFO Desktop, IN PPROCESSINFO pi)
Definition: class.c:818
PCLS IntGetAndReferenceClass(PUNICODE_STRING ClassName, HINSTANCE hInstance, BOOL bDesktopThread)
Definition: class.c:1440
VOID co_IntShellHookNotify(WPARAM Message, WPARAM wParam, LPARAM lParam)
Definition: desktop.c:1692
PWND FASTCALL co_IntCreateDefaultImeWindow(PWND pwndTarget, HINSTANCE hInst)
Definition: ime.c:1957
BOOL FASTCALL IntWantImeWindow(PWND pwndTarget)
Definition: ime.c:1917
PVOID FASTCALL UserAssignmentLock(PVOID *ppvObj, PVOID pvNew)
Definition: object.c:840
BOOL FASTCALL UserDereferenceObject(PVOID Object)
Definition: object.c:644
#define TAG_HOOK
Definition: tags.h:5
ULONG FASTCALL IntSetStyle(PWND pwnd, ULONG set_bits, ULONG clear_bits)
Definition: window.c:143
PWND FASTCALL IntCreateWindow(CREATESTRUCTW *Cs, PLARGE_STRING WindowName, PCLS Class, PWND ParentWindow, PWND OwnerWindow, PVOID acbiBuffer, PDESKTOP pdeskCreated, DWORD dwVer)
Definition: window.c:1801
void FASTCALL IntFixWindowCoordinates(CREATESTRUCTW *Cs, PWND ParentWindow, DWORD *dwShowMode)
Definition: window.c:1711
BOOL FASTCALL IntIsTopLevelWindow(PWND pWnd)
Definition: window.c:359
BOOLEAN co_UserDestroyWindow(PVOID Object)
Definition: window.c:2853
static void IntSendParentNotify(PWND pWindow, UINT msg)
Definition: window.c:1692
#define IntIsDesktopWindow(WndObj)
Definition: window.h:25
#define MAKEINTATOM(i)
Definition: winbase.h:1451
LONG_PTR LRESULT
Definition: windef.h:209
UINT_PTR WPARAM
Definition: windef.h:207
#define ERROR_TLW_WITH_WSCHILD
Definition: winerror.h:887
#define ERROR_CANNOT_FIND_WND_CLASS
Definition: winerror.h:888
#define LAYOUT_RTL
Definition: wingdi.h:1371
#define HWND_MESSAGE
Definition: winuser.h:1200
#define SWP_FRAMECHANGED
Definition: winuser.h:1230
#define WM_CREATE
Definition: winuser.h:1598
#define WS_EX_APPWINDOW
Definition: winuser.h:383
#define SW_MINIMIZE
Definition: winuser.h:770
#define HSHELL_WINDOWCREATED
Definition: winuser.h:1245
#define SB_VERT
Definition: winuser.h:553
#define SWP_NOMOVE
Definition: winuser.h:1234
#define IS_INTRESOURCE(i)
Definition: winuser.h:580
#define WS_EX_NOACTIVATE
Definition: winuser.h:395
#define WS_EX_TOOLWINDOW
Definition: winuser.h:404
#define WH_CBT
Definition: winuser.h:35
#define HCBT_CREATEWND
Definition: winuser.h:58
#define WM_NCCREATE
Definition: winuser.h:1673
#define WM_MDIREFRESHMENU
Definition: winuser.h:1816
#define SW_SHOWMINIMIZED
Definition: winuser.h:765
#define WS_EX_MDICHILD
Definition: winuser.h:394
#define SWP_SHOWWINDOW
Definition: winuser.h:1238
#define SW_SHOW
Definition: winuser.h:769
#define SW_MAXIMIZE
Definition: winuser.h:766
#define CS_PARENTDC
Definition: winuser.h:651
#define HWND_BOTTOM
Definition: winuser.h:1195
#define SB_HORZ
Definition: winuser.h:552
_At_(*)(_In_ PWSK_CLIENT Client, _In_opt_ PUNICODE_STRING NodeName, _In_opt_ PUNICODE_STRING ServiceName, _In_opt_ ULONG NameSpace, _In_opt_ GUID *Provider, _In_opt_ PADDRINFOEXW Hints, _Outptr_ PADDRINFOEXW *Result, _In_opt_ PEPROCESS OwningProcess, _In_opt_ PETHREAD OwningThread, _Inout_ PIRP Irp Result)(Mem)) NTSTATUS(WSKAPI *PFN_WSK_GET_ADDRESS_INFO
Definition: wsk.h:409
#define ObDereferenceObject
Definition: obfuncs.h:203
const WCHAR * LPCWSTR
Definition: xmlstorage.h:185

Referenced by co_IntCreateDefaultImeWindow(), MENU_InitPopup(), and NtUserCreateWindowEx().

◆ co_UserDestroyWindow()

BOOLEAN co_UserDestroyWindow ( PVOID  Object)

Definition at line 2853 of file window.c.

2854{
2855 HWND hWnd;
2856 PWND pwndTemp;
2857 PTHREADINFO ti;
2858 MSG msg;
2859 PWND Window = Object;
2860
2861 ASSERT_REFS_CO(Window); // FIXME: Temp HACK?
2862
2863 /* NtUserDestroyWindow does check if the window has already been destroyed
2864 but co_UserDestroyWindow can be called from more paths which means
2865 that it can also be called for a window that has already been destroyed. */
2867 {
2868 TRACE("Tried to destroy a window twice\n");
2869 return TRUE;
2870 }
2871
2872 hWnd = Window->head.h;
2874
2875 TRACE("co_UserDestroyWindow(Window = 0x%p, hWnd = 0x%p)\n", Window, hWnd);
2876
2877 /* Check for owner thread */
2878 if (Window->head.pti != ti)
2879 {
2880 /* Check if we are destroying the desktop window */
2881 if (! ((Window->head.rpdesk->dwDTFlags & DF_DESTROYED) && Window == Window->head.rpdesk->pDeskInfo->spwnd))
2882 {
2884 return FALSE;
2885 }
2886 }
2887
2888 /* If window was created successfully and it is hooked */
2889 if ((Window->state2 & WNDS2_WMCREATEMSGPROCESSED))
2890 {
2892 {
2893 ERR("Destroy Window WH_CBT Call Hook return!\n");
2894 return FALSE;
2895 }
2896 }
2897
2898 if (Window->pcls->atomClassName != gpsi->atomSysClass[ICLS_IME])
2899 {
2900 if ((Window->style & (WS_POPUP|WS_CHILD)) != WS_CHILD)
2901 {
2902 if (Window->spwndOwner)
2903 {
2904 //ERR("DestroyWindow Owner out.\n");
2905 UserAttachThreadInput(Window->head.pti, Window->spwndOwner->head.pti, FALSE);
2906 }
2907 }
2908 }
2909
2910 /* Inform the parent */
2911 if (Window->style & WS_CHILD)
2912 {
2914 }
2915
2916 if (!Window->spwndOwner && !IntGetParent(Window))
2917 {
2919 }
2920
2921 /* Hide the window */
2922 if (Window->style & WS_VISIBLE)
2923 {
2924 if (Window->style & WS_CHILD)
2925 {
2926 /* Only child windows receive WM_SHOWWINDOW in DestroyWindow() */
2928 }
2929 else
2930 {
2932 }
2933 }
2934
2935 /* Adjust last active */
2936 if ((pwndTemp = Window->spwndOwner))
2937 {
2938 while (pwndTemp->spwndOwner)
2939 pwndTemp = pwndTemp->spwndOwner;
2940
2941 if (pwndTemp->spwndLastActive == Window)
2942 WndSetLastActive(pwndTemp, Window->spwndOwner);
2943 }
2944
2945 if (Window->spwndParent && IntIsWindow(UserHMGetHandle(Window)))
2946 {
2947 if ((Window->style & (WS_POPUP | WS_CHILD)) == WS_CHILD)
2948 {
2950 {
2951 //ERR("DestroyWindow Parent out.\n");
2952 UserAttachThreadInput(Window->head.pti, Window->spwndParent->head.pti, FALSE);
2953 }
2954 }
2955 }
2956
2957 if (Window->head.pti->MessageQueue->spwndActive == Window)
2958 Window->head.pti->MessageQueue->spwndActive = NULL;
2959 if (Window->head.pti->MessageQueue->spwndFocus == Window)
2960 Window->head.pti->MessageQueue->spwndFocus = NULL;
2961 if (Window->head.pti->MessageQueue->spwndActivePrev == Window)
2962 Window->head.pti->MessageQueue->spwndActivePrev = NULL;
2963 if (Window->head.pti->MessageQueue->spwndCapture == Window)
2964 Window->head.pti->MessageQueue->spwndCapture = NULL;
2965
2966 /*
2967 * Check if this window is the Shell's Desktop Window. If so set hShellWindow to NULL
2968 */
2969
2970 if (ti->pDeskInfo != NULL)
2971 {
2972 if (ti->pDeskInfo->hShellWindow == hWnd)
2973 {
2974 ERR("Destroying the ShellWindow!\n");
2975 ti->pDeskInfo->hShellWindow = NULL;
2976 }
2977 }
2978
2980
2982 {
2983 return TRUE;
2984 }
2985
2986 /* Recursively destroy owned windows */
2987 if (!(Window->style & WS_CHILD))
2988 {
2990 }
2991
2992 /* Generate mouse move message for the next window */
2993 msg.message = WM_MOUSEMOVE;
2994 msg.wParam = UserGetMouseButtonsState();
2995 msg.lParam = MAKELPARAM(gpsi->ptCursor.x, gpsi->ptCursor.y);
2996 msg.pt = gpsi->ptCursor;
2998
2999 IntNotifyWinEvent(EVENT_OBJECT_DESTROY, Window, OBJID_WINDOW, CHILDID_SELF, 0);
3000
3001 /* Send destroy messages */
3003
3004 /* Destroy the default IME window if necessary */
3005 if (IS_IMM_MODE() && !(ti->TIF_flags & TIF_INCLEANUP) &&
3006 ti->spwndDefaultIme && (ti->spwndDefaultIme != Window) &&
3007 !(Window->state & WNDS_DESTROYED) && !IS_WND_IMELIKE(Window))
3008 {
3009 if (IS_WND_CHILD(Window))
3010 {
3013 }
3014 else
3015 {
3018 }
3019 }
3020
3022 {
3023 return TRUE;
3024 }
3025
3026 /* Destroy the window storage */
3028
3029 return TRUE;
3030}
#define msg(x)
Definition: auth_time.c:54
VOID FASTCALL IntEngWindowChanged(_In_ struct _WND *Window, _In_ FLONG flChanged)
#define ICLS_IME
Definition: ntuser.h:922
#define TIF_INCLEANUP
Definition: ntuser.h:262
#define WNDS_DESTROYED
Definition: ntuser.h:631
VOID FASTCALL co_MsqInsertMouseMessage(MSG *Msg, DWORD flags, ULONG_PTR dwExtraInfo, BOOL Hook)
Definition: msgqueue.c:580
PVOID NTAPI PsGetCurrentThreadWin32Thread(VOID)
Definition: thread.c:805
FLONG TIF_flags
Definition: win32.h:95
struct _WND * spwndLastActive
Definition: ntuser.h:734
TW_UINT32 TW_UINT16 TW_UINT16 MSG
Definition: twain.h:1829
_Must_inspect_result_ _In_ WDFCOLLECTION _In_ WDFOBJECT Object
#define DF_DESTROYED
Definition: desktop.h:50
BOOL FASTCALL IntImeCanDestroyDefIME(PWND pImeWnd, PWND pwndTarget)
Definition: ime.c:2065
BOOL FASTCALL IntImeCanDestroyDefIMEforChild(PWND pImeWnd, PWND pwndTarget)
Definition: ime.c:2020
WORD FASTCALL UserGetMouseButtonsState(VOID)
Definition: mouse.c:22
PWND FASTCALL IntGetParent(PWND Wnd)
Definition: window.c:204
LRESULT co_UserFreeWindow(PWND Window, PPROCESSINFO ProcessData, PTHREADINFO ThreadData, BOOLEAN SendMessages)
Definition: window.c:574
static void IntSendDestroyMsg(HWND hWnd)
Definition: window.c:461
BOOL FASTCALL IntIsWindow(HWND hWnd)
Definition: window.c:176
VOID FASTCALL IntDestroyOwnedWindows(PWND Window)
Definition: window.c:2817
#define IS_WND_IMELIKE(pWnd)
Definition: window.h:114
#define IS_WND_CHILD(pWnd)
Definition: window.h:108
static VOID WndSetLastActive(_Inout_ PWND pwnd, _In_opt_ PWND pwndLastActive)
Definition: window.h:185
#define WOC_DELETE
Definition: winddi.h:1269
#define MAKELPARAM(l, h)
Definition: winuser.h:3998
#define HSHELL_WINDOWDESTROYED
Definition: winuser.h:1246
#define HCBT_DESTROYWND
Definition: winuser.h:59
#define WM_MOUSEMOVE
Definition: winuser.h:1765
#define SWP_HIDEWINDOW
Definition: winuser.h:1231
#define WM_DESTROY
Definition: winuser.h:1599

Referenced by co_UserCreateWindowEx(), co_UserDestroyWindow(), handle_internal_message(), IntDefWindowProc(), IntDesktopObjectDelete(), IntDestroyOwnedWindows(), IntTrackPopupMenuEx(), MENU_HideSubPopups(), MENU_TrackMenu(), NtUserDestroyWindow(), and NtUserDisableThreadIme().

◆ co_UserFreeWindow()

LRESULT co_UserFreeWindow ( PWND  Window,
PPROCESSINFO  ProcessData,
PTHREADINFO  ThreadData,
BOOLEAN  SendMessages 
)

Definition at line 574 of file window.c.

578{
579 HWND *Children;
580 HWND *ChildHandle;
581 PWND Child;
582 PMENU Menu;
583 BOOLEAN BelongsToThreadData;
584
585 ASSERT(Window);
586
587 if(Window->state2 & WNDS2_INDESTROY)
588 {
589 TRACE("Tried to call co_UserFreeWindow() twice\n");
590 return 0;
591 }
592 Window->state2 |= WNDS2_INDESTROY;
593 Window->style &= ~WS_VISIBLE;
594 Window->head.pti->cVisWindows--;
595
596 /* remove the window already at this point from the thread window list so we
597 don't get into trouble when destroying the thread windows while we're still
598 in co_UserFreeWindow() */
599 if (!IsListEmpty(&Window->ThreadListEntry))
600 RemoveEntryList(&Window->ThreadListEntry);
601
602 BelongsToThreadData = IntWndBelongsToThread(Window, ThreadData);
603
605
606 /* free child windows */
607 Children = IntWinListChildren(Window);
608 if (Children)
609 {
610 for (ChildHandle = Children; *ChildHandle; ++ChildHandle)
611 {
612 if ((Child = IntGetWindowObject(*ChildHandle)))
613 {
615 {
616 /* send WM_DESTROY messages to windows not belonging to the same thread */
618 }
619 else
620 co_UserFreeWindow(Child, ProcessData, ThreadData, SendMessages);
621
623 }
624 }
626 }
627
628 if (SendMessages)
629 {
630 /*
631 * Clear the update region to make sure no WM_PAINT messages will be
632 * generated for this window while processing the WM_NCDESTROY.
633 */
637 if (BelongsToThreadData)
639 }
640
642
644
645 /* Unregister hot keys */
647
648 /* flush the message queue */
650
651 /* from now on no messages can be sent to this window anymore */
652 Window->state |= WNDS_DESTROYED;
653 Window->fnid |= FNID_FREED;
654
655 /* don't remove the WINDOWSTATUS_DESTROYING bit */
656
657 /* reset shell window handles */
658 if (ThreadData->rpdesk)
659 {
660 if (Window->head.h == ThreadData->rpdesk->rpwinstaParent->ShellWindow)
661 ThreadData->rpdesk->rpwinstaParent->ShellWindow = NULL;
662
663 if (Window->head.h == ThreadData->rpdesk->rpwinstaParent->ShellListView)
664 ThreadData->rpdesk->rpwinstaParent->ShellListView = NULL;
665 }
666
667 if (ThreadData->spwndDefaultIme &&
668 ThreadData->spwndDefaultIme->spwndOwner == Window)
669 {
670 WndSetOwner(ThreadData->spwndDefaultIme, NULL);
671 }
672
673 if (IS_IMM_MODE() && Window == ThreadData->spwndDefaultIme)
674 {
675 UserAssignmentUnlock((PVOID*)&(ThreadData->spwndDefaultIme));
676 }
677
678 /* Fixes dialog test_focus breakage due to r66237. */
679 if (ThreadData->MessageQueue->spwndFocus == Window)
680 ThreadData->MessageQueue->spwndFocus = NULL;
681
682 if (ThreadData->MessageQueue->spwndActive == Window)
683 ThreadData->MessageQueue->spwndActive = NULL;
684
685 if (ThreadData->MessageQueue->spwndCapture == Window)
686 {
688 }
689
691 if ( Window->hrgnUpdate != NULL || Window->state & WNDS_INTERNALPAINT )
692 {
693 MsqDecPaintCountQueue(Window->head.pti);
694 if (Window->hrgnUpdate > HRGN_WINDOW && GreIsHandleValid(Window->hrgnUpdate))
695 {
697 GreDeleteObject(Window->hrgnUpdate);
698 }
699 Window->hrgnUpdate = NULL;
700 Window->state &= ~WNDS_INTERNALPAINT;
701 }
702
704 {
706 }
707
708 if ( ((Window->style & (WS_CHILD|WS_POPUP)) != WS_CHILD) &&
709 Window->IDMenu &&
710 (Menu = UserGetMenuObject((HMENU)Window->IDMenu)))
711 {
712 TRACE("UFW: IDMenu %p\n",Window->IDMenu);
714 Window->IDMenu = 0;
715 }
716
717 if (Window->SystemMenu
718 && (Menu = UserGetMenuObject(Window->SystemMenu)))
719 {
721 Window->SystemMenu = (HMENU)0;
722 }
723
724 DceFreeWindowDCE(Window); /* Always do this to catch orphaned DCs */
725
727
728 if (Window->PropListItems)
729 {
731 TRACE("Window->PropListItems %lu\n",Window->PropListItems);
732 ASSERT(Window->PropListItems==0);
733 }
734
735 /* Kill any reference to linked windows. Prev & Next are taken care of in IntUnlinkWindow */
740
743
745
746 if (Window->pcls->atomClassName == gaGuiConsoleWndClass)
747 {
748 /* Count only console windows manually */
750 }
751
752 /* dereference the class */
753 NT_ASSERT(Window->head.pti != NULL);
755 Window->head.pti->pDeskInfo,
756 Window->head.pti->ppi);
757 Window->pcls = NULL;
758
759 if (Window->hrgnClip)
760 {
762 GreDeleteObject(Window->hrgnClip);
763 Window->hrgnClip = NULL;
764 }
765 Window->head.pti->cWindows--;
766
767// ASSERT(Window != NULL);
768 UserFreeWindowInfo(Window->head.pti, Window);
769
772
773 return 0;
774}
unsigned char BOOLEAN
void FASTCALL DceFreeWindowDCE(PWND)
Definition: windc.c:686
#define RemoveEntryList(Entry)
Definition: env_spec_w32.h:986
#define IsListEmpty(ListHead)
Definition: env_spec_w32.h:954
BOOL FASTCALL IntReleaseCapture(VOID)
Definition: focus.c:1530
#define WNDS_SENDNCPAINT
Definition: ntuser.h:611
#define WNDS_INTERNALPAINT
Definition: ntuser.h:612
@ TYPE_WINDOW
Definition: ntuser.h:41
#define WNDS2_INDESTROY
Definition: ntuser.h:643
#define HRGN_WINDOW
Definition: ntuser.h:356
#define WNDS_SENDERASEBACKGROUND
Definition: ntuser.h:609
static const CLSID *static CLSID *static const GUID VARIANT VARIANT *static IServiceProvider DWORD *static HMENU
Definition: ordinal.c:63
VOID APIENTRY MsqRemoveWindowMessagesFromQueue(PWND Window)
Definition: msgqueue.c:798
VOID FASTCALL MsqDecPaintCountQueue(PTHREADINFO pti)
Definition: msgqueue.c:508
@ WM_ASYNC_DESTROYWINDOW
Definition: msgqueue.h:120
#define GDI_OBJ_HMGR_POWNED
Definition: ntgdihdl.h:117
BOOL FASTCALL IntDestroyScrollBars(PWND)
Definition: scrollbar.c:799
BOOL FASTCALL co_UserRedrawWindow(PWND Window, const RECTL *UpdateRect, PREGION UpdateRgn, ULONG Flags)
Definition: painting.c:888
_Must_inspect_result_ _In_ WDFDEVICE _In_ WDFDEVICE Child
Definition: wdffdo.h:536
BOOL NTAPI GreDeleteObject(HGDIOBJ hobj)
Definition: gdiobj.c:1158
BOOL NTAPI GreIsHandleValid(HGDIOBJ hobj)
Definition: gdiobj.c:1146
BOOL FASTCALL IntGdiSetRegionOwner(HRGN hRgn, DWORD OwnerMask)
Definition: region.c:2475
VOID FASTCALL UserClipboardFreeWindow(PWND pWindow)
Definition: clipboard.c:414
BOOL IntDeRegisterShellHookWindow(HWND hWnd)
Definition: desktop.c:1784
VOID FASTCALL UnregisterWindowHotKeys(PWND pWnd)
Definition: hotkey.c:91
BOOL FASTCALL IntDestroyMenuObject(PMENU Menu, BOOL bRecurse)
Definition: menu.c:317
BOOL FASTCALL UserMarkObjectDestroy(PVOID Object)
Definition: object.c:621
BOOL FASTCALL UserDeleteObject(HANDLE h, HANDLE_TYPE type)
Definition: object.c:717
PVOID FASTCALL UserAssignmentUnlock(PVOID *ppvObj)
Definition: object.c:861
VOID FASTCALL UserRemoveWindowProps(_In_ PWND Window)
Definition: prop.c:115
#define USERTAG_WINDOWLIST
Definition: tags.h:298
BOOL FASTCALL DestroyTimersForWindow(PTHREADINFO pti, PWND Window)
Definition: timer.c:522
HWND *FASTCALL IntWinListChildren(PWND Window)
Definition: window.c:274
static VOID UserFreeWindowInfo(PTHREADINFO ti, PWND Wnd)
Definition: window.c:541
PWND FASTCALL IntGetWindowObject(HWND hWnd)
Definition: window.c:73
static VOID WndSetOwner(_Inout_ PWND pwnd, _In_opt_ PWND pwndOwner)
Definition: window.h:150
static VOID WndSetChild(_Inout_ PWND pwnd, _In_opt_ PWND pwndChild)
Definition: window.h:164
#define IntWndBelongsToThread(WndObj, W32Thread)
Definition: window.h:32
#define RDW_NOINTERNALPAINT
Definition: winuser.h:1207
#define RDW_NOCHILDREN
Definition: winuser.h:1212
#define WM_NCDESTROY
Definition: winuser.h:1674
#define RDW_NOFRAME
Definition: winuser.h:1206
#define RDW_NOERASE
Definition: winuser.h:1205
#define RDW_VALIDATE
Definition: winuser.h:1208
#define NT_ASSERT
Definition: rtlfuncs.h:3310

Referenced by co_UserDestroyWindow(), co_UserFreeWindow(), and handle_internal_message().

◆ co_UserSetParent()

HWND FASTCALL co_UserSetParent ( HWND  hWndChild,
HWND  hWndNewParent 
)

Definition at line 1294 of file window.c.

1295{
1296 PWND Wnd = NULL, WndParent = NULL, WndOldParent;
1297 HWND hWndOldParent = NULL;
1298 USER_REFERENCE_ENTRY Ref, ParentRef;
1299
1300 if (IntIsBroadcastHwnd(hWndChild) || IntIsBroadcastHwnd(hWndNewParent))
1301 {
1303 return( NULL);
1304 }
1305
1307 {
1308 ERR("UserSetParent Access Denied!\n");
1310 return( NULL);
1311 }
1312
1313 if (hWndNewParent)
1314 {
1315 if (!(WndParent = UserGetWindowObject(hWndNewParent)))
1316 {
1317 ERR("UserSetParent Bad New Parent!\n");
1318 return( NULL);
1319 }
1320 }
1321 else
1322 {
1323 if (!(WndParent = UserGetWindowObject(IntGetDesktopWindow())))
1324 {
1325 return( NULL);
1326 }
1327 }
1328
1329 if (!(Wnd = UserGetWindowObject(hWndChild)))
1330 {
1331 ERR("UserSetParent Bad Child!\n");
1332 return( NULL);
1333 }
1334
1335 UserRefObjectCo(Wnd, &Ref);
1336 UserRefObjectCo(WndParent, &ParentRef);
1337 //ERR("Enter co_IntSetParent\n");
1338 WndOldParent = co_IntSetParent(Wnd, WndParent);
1339 //ERR("Leave co_IntSetParent\n");
1340 UserDerefObjectCo(WndParent);
1341 UserDerefObjectCo(Wnd);
1342
1343 if (WndOldParent)
1344 {
1345 hWndOldParent = WndOldParent->head.h;
1346 UserDereferenceObject(WndOldParent);
1347 }
1348
1349 return( hWndOldParent);
1350}
HWND hWndChild[NUM_TABS]
Definition: main.h:74
PWND FASTCALL co_IntSetParent(PWND Wnd, PWND WndNewParent)
Definition: window.c:1156
#define IntIsBroadcastHwnd(hWnd)
Definition: window.h:28

Referenced by co_IntSetWindowLongPtr(), and NtUserSetParent().

◆ co_UserSetWindowLong()

LONG FASTCALL co_UserSetWindowLong ( HWND  hWnd,
DWORD  Index,
LONG  NewValue,
BOOL  Ansi 
)

Definition at line 4032 of file window.c.

4033{
4034 return (LONG)co_IntSetWindowLongPtr(hWnd, Index, NewValue, Ansi, sizeof(LONG), FALSE);
4035}
static LONG_PTR co_IntSetWindowLongPtr(HWND hWnd, DWORD Index, LONG_PTR NewValue, BOOL Ansi, ULONG Size, BOOL bAlter)
Definition: window.c:3837

Referenced by DesktopWindowProc(), and NtUserSetWindowWord().

◆ co_UserSetWindowLongPtr()

LONG_PTR FASTCALL co_UserSetWindowLongPtr ( HWND  hWnd,
DWORD  Index,
LONG_PTR  NewValue,
BOOL  Ansi 
)

Definition at line 4038 of file window.c.

4039{
4040 return co_IntSetWindowLongPtr(hWnd, Index, NewValue, Ansi, sizeof(LONG_PTR), FALSE);
4041}

◆ DBG_DEFAULT_CHANNEL()

DBG_DEFAULT_CHANNEL ( UserWnd  )

◆ DefSetText()

BOOL APIENTRY DefSetText ( PWND  Wnd,
PCWSTR  WindowText 
)

Definition at line 4396 of file window.c.

4397{
4399 BOOL Ret = FALSE;
4400
4401 RtlInitUnicodeString(&UnicodeString, WindowText);
4402
4403 if (UnicodeString.Length != 0)
4404 {
4405 if (Wnd->strName.MaximumLength > 0 &&
4406 UnicodeString.Length <= Wnd->strName.MaximumLength - sizeof(UNICODE_NULL))
4407 {
4408 ASSERT(Wnd->strName.Buffer != NULL);
4409
4410 Wnd->strName.Length = UnicodeString.Length;
4411 Wnd->strName.Buffer[UnicodeString.Length / sizeof(WCHAR)] = L'\0';
4413 UnicodeString.Buffer,
4414 UnicodeString.Length);
4415 }
4416 else
4417 {
4418 PWCHAR buf;
4419 Wnd->strName.MaximumLength = Wnd->strName.Length = 0;
4420 buf = Wnd->strName.Buffer;
4421 Wnd->strName.Buffer = NULL;
4422 if (buf != NULL)
4423 {
4425 }
4426
4428 UnicodeString.Length + sizeof(UNICODE_NULL));
4429 if (Wnd->strName.Buffer != NULL)
4430 {
4431 Wnd->strName.Buffer[UnicodeString.Length / sizeof(WCHAR)] = L'\0';
4433 UnicodeString.Buffer,
4434 UnicodeString.Length);
4435 Wnd->strName.MaximumLength = UnicodeString.Length + sizeof(UNICODE_NULL);
4436 Wnd->strName.Length = UnicodeString.Length;
4437 }
4438 else
4439 {
4441 goto Exit;
4442 }
4443 }
4444 }
4445 else
4446 {
4447 Wnd->strName.Length = 0;
4448 if (Wnd->strName.Buffer != NULL)
4449 Wnd->strName.Buffer[0] = L'\0';
4450 }
4451
4452 // FIXME: HAX! Windows does not do this in here!
4453 // In User32, these are called after: NotifyWinEvent EVENT_OBJECT_NAMECHANGE than
4454 // RepaintButton, StaticRepaint, NtUserCallHwndLock HWNDLOCK_ROUTINE_REDRAWFRAMEANDHOOK, etc.
4455 /* Send shell notifications */
4456 if (!Wnd->spwndOwner && !IntGetParent(Wnd))
4457 {
4458 co_IntShellHookNotify(HSHELL_REDRAW, (WPARAM) UserHMGetHandle(Wnd), FALSE); // FIXME Flashing?
4459 }
4460
4461 Ret = TRUE;
4462Exit:
4464 return Ret;
4465}
#define ERROR_NOT_ENOUGH_MEMORY
Definition: dderror.h:7
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
NTSYSAPI VOID NTAPI RtlInitUnicodeString(PUNICODE_STRING DestinationString, PCWSTR SourceString)
NTSYSAPI VOID NTAPI RtlFreeUnicodeString(PUNICODE_STRING UnicodeString)
#define UNICODE_NULL
static void Exit(void)
Definition: sock.c:1330
LARGE_UNICODE_STRING strName
Definition: ntuser.h:731
#define RtlCopyMemory(Destination, Source, Length)
Definition: typedefs.h:263
uint16_t * PWCHAR
Definition: typedefs.h:56
static __inline PVOID DesktopHeapAlloc(IN PDESKTOP Desktop, IN SIZE_T Bytes)
Definition: desktop.h:204
static __inline BOOL DesktopHeapFree(IN PDESKTOP Desktop, IN PVOID lpMem)
Definition: desktop.h:215
__wchar_t WCHAR
Definition: xmlstorage.h:180

Referenced by IntDefWindowProc(), RealDefWindowProcA(), and RealDefWindowProcW().

◆ IntBuildHwndList()

PWINDOWLIST FASTCALL IntBuildHwndList ( PWND  pwnd,
DWORD  dwFlags,
PTHREADINFO  pti 
)

Definition at line 1424 of file window.c.

1425{
1426 PWINDOWLIST pwl;
1427 DWORD cbWL;
1428
1429 if (gpwlCache)
1430 {
1431 pwl = gpwlCache;
1432 gpwlCache = NULL;
1433 }
1434 else
1435 {
1436#define INITIAL_COUNT 32
1437 cbWL = sizeof(WINDOWLIST) + (INITIAL_COUNT - 1) * sizeof(HWND);
1439 if (!pwl)
1440 return NULL;
1441
1442 pwl->phwndEnd = &pwl->ahwnd[INITIAL_COUNT];
1443#undef INITIAL_COUNT
1444 }
1445
1446 pwl->pti = pti;
1447 pwl->phwndLast = pwl->ahwnd;
1448 pwl = IntPopulateHwndList(pwl, pwnd, dwFlags);
1449 if (WL_IS_BAD(pwl))
1450 {
1452 return NULL;
1453 }
1454
1455 *(pwl->phwndLast) = HWND_TERMINATOR;
1456
1457 if (dwFlags & 0x8)
1458 {
1459 // TODO:
1460 }
1461
1462 pwl->pti = GetW32ThreadInfo();
1463 pwl->pNextList = gpwlList;
1464 gpwlList = pwl;
1465
1466 return pwl;
1467}
HANDLE HWND
Definition: compat.h:19
#define PagedPool
Definition: env_spec_w32.h:308
HWND * phwndLast
Definition: window.h:88
HWND ahwnd[ANYSIZE_ARRAY]
Definition: window.h:91
struct tagWINDOWLIST * pNextList
Definition: window.h:87
PTHREADINFO pti
Definition: window.h:90
HWND * phwndEnd
Definition: window.h:89
PWINDOWLIST gpwlCache
Definition: window.c:17
PWINDOWLIST FASTCALL IntPopulateHwndList(PWINDOWLIST pwl, PWND pwnd, DWORD dwFlags)
Definition: window.c:1394
#define INITIAL_COUNT
PWINDOWLIST gpwlList
Definition: window.c:16
#define WL_IS_BAD(pwl)
Definition: window.h:97
#define HWND_TERMINATOR
Definition: window.h:83
struct tagWINDOWLIST WINDOWLIST
_In_ PCCERT_CONTEXT _In_ DWORD dwFlags
Definition: wincrypt.h:1176

Referenced by IntAssociateInputContextEx(), IntCheckImeShowStatus(), IntDestroyInputContext(), and IntImeWindowPosChanged().

◆ IntCheckFrameEdge()

static BOOL FASTCALL IntCheckFrameEdge ( ULONG  Style,
ULONG  ExStyle 
)
static

Definition at line 3826 of file window.c.

3827{
3829 return TRUE;
3830 else if (!(ExStyle & WS_EX_STATICEDGE) && (Style & (WS_DLGFRAME | WS_THICKFRAME)))
3831 return TRUE;
3832 else
3833 return FALSE;
3834}
const DWORD ExStyle
Definition: appswitch.c:72
#define WS_EX_DLGMODALFRAME
Definition: pedump.c:645
#define WS_DLGFRAME
Definition: pedump.c:626
#define WS_EX_STATICEDGE
Definition: winuser.h:403

Referenced by co_IntSetWindowLongPtr().

◆ IntCreateWindow()

PWND FASTCALL IntCreateWindow ( CREATESTRUCTW Cs,
PLARGE_STRING  WindowName,
PCLS  Class,
PWND  ParentWindow,
PWND  OwnerWindow,
PVOID  acbiBuffer,
PDESKTOP  pdeskCreated,
DWORD  dwVer 
)

Definition at line 1801 of file window.c.

1809{
1810 PWND pWnd = NULL;
1811 HWND hWnd;
1812 PTHREADINFO pti;
1813 BOOL MenuChanged;
1814 BOOL bUnicodeWindow;
1815 PCALLPROCDATA pcpd;
1816
1817 pti = pdeskCreated ? gptiDesktopThread : GetW32ThreadInfo();
1818
1819 if (!(Cs->dwExStyle & WS_EX_LAYOUTRTL))
1820 { // Need both here for wine win.c test_CreateWindow.
1821 //if (Cs->hwndParent && ParentWindow)
1822 if (ParentWindow) // It breaks more tests..... WIP.
1823 {
1824 if ( (Cs->style & (WS_CHILD|WS_POPUP)) == WS_CHILD &&
1825 ParentWindow->ExStyle & WS_EX_LAYOUTRTL &&
1826 !(ParentWindow->ExStyle & WS_EX_NOINHERITLAYOUT) )
1828 }
1829 else
1830 { /*
1831 * Note from MSDN <http://msdn.microsoft.com/en-us/library/aa913269.aspx>:
1832 *
1833 * Dialog boxes and message boxes do not inherit layout, so you must
1834 * set the layout explicitly.
1835 */
1836 if ( Class->fnid != FNID_DIALOG )
1837 {
1838 if (pti->ppi->dwLayout & LAYOUT_RTL)
1839 {
1841 }
1842 }
1843 }
1844 }
1845
1846 /* Automatically add WS_EX_WINDOWEDGE */
1847 if ((Cs->dwExStyle & WS_EX_DLGMODALFRAME) ||
1848 ((!(Cs->dwExStyle & WS_EX_STATICEDGE)) &&
1849 (Cs->style & (WS_DLGFRAME | WS_THICKFRAME))))
1851 else
1852 Cs->dwExStyle &= ~WS_EX_WINDOWEDGE;
1853
1854 /* Is it a unicode window? */
1855 bUnicodeWindow =!(Cs->dwExStyle & WS_EX_SETANSICREATOR);
1856 Cs->dwExStyle &= ~WS_EX_SETANSICREATOR;
1857
1858 /* Allocate the new window */
1860 pdeskCreated ? pdeskCreated : pti->rpdesk,
1861 pti,
1862 (PHANDLE)&hWnd,
1864 sizeof(WND) + Class->cbwndExtra);
1865
1866 if (!pWnd)
1867 {
1868 goto AllocError;
1869 }
1870
1871 TRACE("Created window object with handle %p\n", hWnd);
1872
1873 if (pdeskCreated && pdeskCreated->DesktopWindow == NULL )
1874 { /* HACK: Helper for win32csr/desktopbg.c */
1875 /* If there is no desktop window yet, we must be creating it */
1876 TRACE("CreateWindow setting desktop.\n");
1877 pdeskCreated->DesktopWindow = hWnd;
1878 pdeskCreated->pDeskInfo->spwnd = pWnd;
1879 }
1880
1881 /*
1882 * Fill out the structure describing it.
1883 */
1884 /* Remember, pWnd->head is setup in object.c ... */
1885 WndSetParent(pWnd, ParentWindow);
1886 WndSetOwner(pWnd, OwnerWindow);
1887 pWnd->fnid = 0;
1888 WndSetLastActive(pWnd, pWnd);
1889 // Ramp up compatible version sets.
1890 if ( dwVer >= WINVER_WIN31 )
1891 {
1892 pWnd->state2 |= WNDS2_WIN31COMPAT;
1893 if ( dwVer >= WINVER_WINNT4 )
1894 {
1895 pWnd->state2 |= WNDS2_WIN40COMPAT;
1896 if ( dwVer >= WINVER_WIN2K )
1897 {
1898 pWnd->state2 |= WNDS2_WIN50COMPAT;
1899 }
1900 }
1901 }
1902 pWnd->pcls = Class;
1903 pWnd->hModule = Cs->hInstance;
1904 pWnd->style = Cs->style & ~WS_VISIBLE;
1905 pWnd->ExStyle = Cs->dwExStyle;
1906 pWnd->cbwndExtra = pWnd->pcls->cbwndExtra;
1907 pWnd->pActCtx = acbiBuffer;
1908
1909 if (pti->spDefaultImc && Class->atomClassName != gpsi->atomSysClass[ICLS_BUTTON])
1910 pWnd->hImc = UserHMGetHandle(pti->spDefaultImc);
1911
1912 pWnd->InternalPos.MaxPos.x = pWnd->InternalPos.MaxPos.y = -1;
1913 pWnd->InternalPos.IconPos.x = pWnd->InternalPos.IconPos.y = -1;
1914
1915 if (pWnd->spwndParent != NULL && Cs->hwndParent != 0)
1916 {
1917 pWnd->HideFocus = pWnd->spwndParent->HideFocus;
1918 pWnd->HideAccel = pWnd->spwndParent->HideAccel;
1919 }
1920
1922 pWnd->head.pti->cWindows++;
1923
1924 if (Class->spicn && !Class->spicnSm)
1925 {
1926 HICON IconSmHandle = NULL;
1927 if((Class->spicn->CURSORF_flags & (CURSORF_LRSHARED | CURSORF_FROMRESOURCE))
1929 {
1930 IconSmHandle = co_IntCopyImage(
1931 UserHMGetHandle(Class->spicn),
1932 IMAGE_ICON,
1936 }
1937 if (!IconSmHandle)
1938 {
1939 /* Retry without copying from resource */
1940 IconSmHandle = co_IntCopyImage(
1941 UserHMGetHandle(Class->spicn),
1942 IMAGE_ICON,
1945 0);
1946 }
1947
1948 if (IconSmHandle)
1949 {
1950 Class->spicnSm = UserGetCurIconObject(IconSmHandle);
1951 Class->CSF_flags |= CSF_CACHEDSMICON;
1952 }
1953 }
1954
1955 if (pWnd->pcls->CSF_flags & CSF_SERVERSIDEPROC)
1957
1958 /* BugBoy Comments: Comment below say that System classes are always created
1959 as UNICODE. In windows, creating a window with the ANSI version of CreateWindow
1960 sets the window to ansi as verified by testing with IsUnicodeWindow API.
1961
1962 No where can I see in code or through testing does the window change back
1963 to ANSI after being created as UNICODE in ROS. I didnt do more testing to
1964 see what problems this would cause. */
1965
1966 // Set WndProc from Class.
1967 if (IsCallProcHandle(pWnd->pcls->lpfnWndProc))
1968 {
1970 if (pcpd)
1971 pWnd->lpfnWndProc = pcpd->pfnClientPrevious;
1972 }
1973 else
1974 {
1975 pWnd->lpfnWndProc = pWnd->pcls->lpfnWndProc;
1976 }
1977
1978 // GetWindowProc, test for non server side default classes and set WndProc.
1979 if ( pWnd->pcls->fnid <= FNID_GHOST && pWnd->pcls->fnid >= FNID_BUTTON )
1980 {
1981 if (bUnicodeWindow)
1982 {
1983 if (GETPFNCLIENTA(pWnd->pcls->fnid) == pWnd->lpfnWndProc)
1984 pWnd->lpfnWndProc = GETPFNCLIENTW(pWnd->pcls->fnid);
1985 }
1986 else
1987 {
1988 if (GETPFNCLIENTW(pWnd->pcls->fnid) == pWnd->lpfnWndProc)
1989 pWnd->lpfnWndProc = GETPFNCLIENTA(pWnd->pcls->fnid);
1990 }
1991 }
1992
1993 // If not an Unicode caller, set Ansi creator bit.
1994 if (!bUnicodeWindow) pWnd->state |= WNDS_ANSICREATOR;
1995
1996 // Clone Class Ansi/Unicode proc type.
1997 if (pWnd->pcls->CSF_flags & CSF_ANSIPROC)
1998 {
1999 pWnd->state |= WNDS_ANSIWINDOWPROC;
2000 pWnd->Unicode = FALSE;
2001 }
2002 else
2003 { /*
2004 * It seems there can be both an Ansi creator and Unicode Class Window
2005 * WndProc, unless the following overriding conditions occur:
2006 */
2007 if ( !bUnicodeWindow &&
2008 ( Class->atomClassName == gpsi->atomSysClass[ICLS_BUTTON] ||
2009 Class->atomClassName == gpsi->atomSysClass[ICLS_COMBOBOX] ||
2010 Class->atomClassName == gpsi->atomSysClass[ICLS_COMBOLBOX] ||
2011 Class->atomClassName == gpsi->atomSysClass[ICLS_DIALOG] ||
2012 Class->atomClassName == gpsi->atomSysClass[ICLS_EDIT] ||
2013 Class->atomClassName == gpsi->atomSysClass[ICLS_IME] ||
2014 Class->atomClassName == gpsi->atomSysClass[ICLS_LISTBOX] ||
2015 Class->atomClassName == gpsi->atomSysClass[ICLS_MDICLIENT] ||
2016 Class->atomClassName == gpsi->atomSysClass[ICLS_STATIC] ) )
2017 { // Override Class and set the window Ansi WndProc.
2018 pWnd->state |= WNDS_ANSIWINDOWPROC;
2019 pWnd->Unicode = FALSE;
2020 }
2021 else
2022 { // Set the window Unicode WndProc.
2023 pWnd->state &= ~WNDS_ANSIWINDOWPROC;
2024 pWnd->Unicode = TRUE;
2025 }
2026 }
2027
2028 /* BugBoy Comments: if the window being created is a edit control, ATOM 0xCxxx,
2029 then my testing shows that windows (2k and XP) creates a CallProc for it immediately
2030 Dont understand why it does this. */
2031 if (Class->atomClassName == gpsi->atomSysClass[ICLS_EDIT])
2032 {
2033 PCALLPROCDATA CallProc;
2034 CallProc = CreateCallProc(pWnd->head.rpdesk, pWnd->lpfnWndProc, pWnd->Unicode , pWnd->head.pti->ppi);
2035
2036 if (!CallProc)
2037 {
2039 ERR("Warning: Unable to create CallProc for edit control. Control may not operate correctly! hwnd %p\n", hWnd);
2040 }
2041 else
2042 {
2043 UserAddCallProcToClass(pWnd->pcls, CallProc);
2044 }
2045 }
2046
2048 pWnd->PropListItems = 0;
2049
2050 if ( WindowName->Buffer != NULL && WindowName->Length > 0 )
2051 {
2053 WindowName->Length + sizeof(UNICODE_NULL));
2054 if (pWnd->strName.Buffer == NULL)
2055 {
2056 goto AllocError;
2057 }
2058
2059 RtlCopyMemory(pWnd->strName.Buffer, WindowName->Buffer, WindowName->Length);
2060 pWnd->strName.Buffer[WindowName->Length / sizeof(WCHAR)] = L'\0';
2061 pWnd->strName.Length = WindowName->Length;
2062 pWnd->strName.MaximumLength = WindowName->Length + sizeof(UNICODE_NULL);
2063 }
2064
2065 /* Correct the window style. */
2066 if ((pWnd->style & (WS_CHILD | WS_POPUP)) != WS_CHILD)
2067 {
2068 pWnd->style |= WS_CLIPSIBLINGS;
2069 if (!(pWnd->style & WS_POPUP))
2070 {
2071 pWnd->style |= WS_CAPTION;
2072 }
2073 }
2074
2075 /* WS_EX_WINDOWEDGE depends on some other styles */
2076 if (pWnd->ExStyle & WS_EX_DLGMODALFRAME)
2077 pWnd->ExStyle |= WS_EX_WINDOWEDGE;
2078 else if (pWnd->style & (WS_DLGFRAME | WS_THICKFRAME))
2079 {
2080 if (!((pWnd->ExStyle & WS_EX_STATICEDGE) &&
2081 (pWnd->style & (WS_CHILD | WS_POPUP))))
2082 pWnd->ExStyle |= WS_EX_WINDOWEDGE;
2083 }
2084 else
2085 pWnd->ExStyle &= ~WS_EX_WINDOWEDGE;
2086
2087 if (!(pWnd->style & (WS_CHILD | WS_POPUP)))
2089
2090 /* Set the window menu */
2091 if ((Cs->style & (WS_CHILD | WS_POPUP)) != WS_CHILD)
2092 {
2093 if (Cs->hMenu)
2094 {
2095 IntSetMenu(pWnd, Cs->hMenu, &MenuChanged);
2096 }
2097 else if (pWnd->pcls->lpszMenuName) // Take it from the parent.
2098 {
2099 UNICODE_STRING MenuName;
2100 HMENU hMenu;
2101
2102 if (IS_INTRESOURCE(pWnd->pcls->lpszMenuName))
2103 {
2104 MenuName.Length = 0;
2105 MenuName.MaximumLength = 0;
2106 MenuName.Buffer = pWnd->pcls->lpszMenuName;
2107 }
2108 else
2109 {
2110 RtlInitUnicodeString( &MenuName, pWnd->pcls->lpszMenuName);
2111 }
2112 hMenu = co_IntCallLoadMenu( pWnd->pcls->hModule, &MenuName);
2113 if (hMenu) IntSetMenu(pWnd, hMenu, &MenuChanged);
2114 }
2115 }
2116 else // Not a child
2117 pWnd->IDMenu = (UINT_PTR)Cs->hMenu;
2118
2119
2120 if ( ParentWindow &&
2121 ParentWindow != ParentWindow->head.rpdesk->spwndMessage &&
2122 ParentWindow != ParentWindow->head.rpdesk->pDeskInfo->spwnd )
2123 {
2124 PWND Owner = IntGetNonChildAncestor(ParentWindow);
2125
2126 if (!IntValidateOwnerDepth(pWnd, Owner))
2127 {
2129 goto Error;
2130 }
2131 if ( pWnd->spwndOwner &&
2132 pWnd->spwndOwner->ExStyle & WS_EX_TOPMOST )
2133 {
2134 pWnd->ExStyle |= WS_EX_TOPMOST;
2135 }
2136 if ( pWnd->spwndOwner &&
2137 Class->atomClassName != gpsi->atomSysClass[ICLS_IME] &&
2138 pti != pWnd->spwndOwner->head.pti)
2139 {
2140 //ERR("CreateWindow Owner in.\n");
2141 UserAttachThreadInput(pti, pWnd->spwndOwner->head.pti, TRUE);
2142 }
2143 }
2144
2145 /* Insert the window into the thread's window list. */
2147
2148 /* Handle "CS_CLASSDC", it is tested first. */
2149 if ( (pWnd->pcls->style & CS_CLASSDC) && !(pWnd->pcls->pdce) )
2150 { /* One DCE per class to have CLASS. */
2151 pWnd->pcls->pdce = DceAllocDCE( pWnd, DCE_CLASS_DC );
2152 }
2153 else if ( pWnd->pcls->style & CS_OWNDC)
2154 { /* Allocate a DCE for this window. */
2156 }
2157
2158 return pWnd;
2159
2160AllocError:
2161 ERR("IntCreateWindow Allocation Error.\n");
2163Error:
2164 if(pWnd)
2166 return NULL;
2167}
BOOL Error
Definition: chkdsk.c:66
PCALLPROCDATA CreateCallProc(IN PDESKTOP Desktop, IN WNDPROC WndProc, IN BOOL Unicode, IN PPROCESSINFO pi)
Definition: callproc.c:29
static __inline BOOL IsCallProcHandle(IN WNDPROC lpWndProc)
Definition: class.h:13
PDCE FASTCALL DceAllocDCE(PWND Window, DCE_TYPE Type)
Definition: windc.c:86
@ DCE_CLASS_DC
Definition: dce.h:13
@ DCE_WINDOW_DC
Definition: dce.h:14
#define InsertTailList(ListHead, Entry)
#define InitializeListHead(ListHead)
Definition: env_spec_w32.h:944
#define ICLS_DIALOG
Definition: ntuser.h:925
#define ICLS_LISTBOX
Definition: ntuser.h:910
#define WNDS2_WIN40COMPAT
Definition: ntuser.h:645
#define ICLS_EDIT
Definition: ntuser.h:908
#define CURSORF_LRSHARED
Definition: ntuser.h:1196
#define ICLS_COMBOBOX
Definition: ntuser.h:912
#define ICLS_STATIC
Definition: ntuser.h:909
#define GETPFNCLIENTW(fnid)
Definition: ntuser.h:901
#define GETPFNCLIENTA(fnid)
Definition: ntuser.h:899
#define CSF_ANSIPROC
Definition: ntuser.h:552
#define WNDS_SERVERSIDEWINDOWPROC
Definition: ntuser.h:618
#define FNID_BUTTON
Definition: ntuser.h:861
#define CSF_CACHEDSMICON
Definition: ntuser.h:557
struct _WND * PWND
#define FNID_DIALOG
Definition: ntuser.h:864
#define ICLS_COMBOLBOX
Definition: ntuser.h:914
#define ICLS_BUTTON
Definition: ntuser.h:907
struct _WND WND
@ TYPE_CALLPROC
Definition: ntuser.h:47
#define CURSORF_FROMRESOURCE
Definition: ntuser.h:1194
#define CSF_SERVERSIDEPROC
Definition: ntuser.h:551
#define WNDS_ANSICREATOR
Definition: ntuser.h:629
#define FNID_GHOST
Definition: ntuser.h:870
#define ICLS_MDICLIENT
Definition: ntuser.h:913
#define WNDS2_WIN50COMPAT
Definition: ntuser.h:646
#define WNDS_ANSIWINDOWPROC
Definition: ntuser.h:619
static HICON
Definition: imagelist.c:84
unsigned __int3264 UINT_PTR
Definition: mstsclib_h.h:274
_Out_writes_bytes_to_opt_ AbsoluteSecurityDescriptorSize PSECURITY_DESCRIPTOR _Inout_ PULONG _Out_writes_bytes_to_opt_ DaclSize PACL _Inout_ PULONG _Out_writes_bytes_to_opt_ SaclSize PACL _Inout_ PULONG _Out_writes_bytes_to_opt_ OwnerSize PSID Owner
Definition: rtlfuncs.h:1597
PVOID *typedef PHANDLE
Definition: ntsecpkg.h:455
#define WS_CAPTION
Definition: pedump.c:624
WNDPROC pfnClientPrevious
Definition: ntuser.h:547
PWSTR lpszMenuName
Definition: ntuser.h:583
WNDPROC lpfnWndProc
Definition: ntuser.h:576
INT cbwndExtra
Definition: ntuser.h:578
DWORD CSF_flags
Definition: ntuser.h:568
UINT style
Definition: ntuser.h:575
HINSTANCE hModule
Definition: ntuser.h:579
DWORD fnid
Definition: ntuser.h:565
PVOID pdce
Definition: ntuser.h:567
ULONG Length
Definition: ntuser.h:91
PVOID Buffer
Definition: ntuser.h:94
struct tagIMC * spDefaultImc
Definition: win32.h:132
LIST_ENTRY WindowListHead
Definition: win32.h:155
USHORT MaximumLength
Definition: env_spec_w32.h:370
LIST_ENTRY ThreadListEntry
Definition: ntuser.h:759
PCLS pcls
Definition: ntuser.h:715
UINT Unicode
Definition: ntuser.h:751
ULONG PropListItems
Definition: ntuser.h:719
DWORD state2
Definition: ntuser.h:697
PVOID pActCtx
Definition: ntuser.h:737
DWORD fnid
Definition: ntuser.h:704
UINT HideFocus
Definition: ntuser.h:753
UINT HideAccel
Definition: ntuser.h:754
LIST_ENTRY PropListHead
Definition: ntuser.h:718
HIMC hImc
Definition: ntuser.h:735
DWORD state
Definition: ntuser.h:696
struct _WND::@4907 InternalPos
UINT_PTR IDMenu
Definition: ntuser.h:726
WNDPROC lpfnWndProc
Definition: ntuser.h:713
HINSTANCE hModule
Definition: ntuser.h:703
ULONG cbwndExtra
Definition: ntuser.h:733
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
#define WS_EX_SETANSICREATOR
Definition: undocuser.h:28
VOID FASTCALL SetLastNtError(NTSTATUS Status)
Definition: error.c:37
HMENU APIENTRY co_IntCallLoadMenu(HINSTANCE hModule, PUNICODE_STRING pMenuName)
Definition: callback.c:903
HANDLE FASTCALL co_IntCopyImage(HANDLE hnd, UINT type, INT desiredx, INT desiredy, UINT flags)
Definition: callback.c:985
VOID UserAddCallProcToClass(IN OUT PCLS Class, IN PCALLPROCDATA CallProc)
Definition: class.c:426
PCURICON_OBJECT FASTCALL UserGetCurIconObject(HCURSOR hCurIcon)
Definition: cursoricon.c:200
PTHREADINFO gptiDesktopThread
Definition: desktop.c:37
BOOL FASTCALL IntSetMenu(PWND Wnd, HMENU Menu, BOOL *Changed)
Definition: menu.c:5457
LONG NTAPI UserGetSystemMetrics(ULONG Index)
Definition: metric.c:208
PVOID UserGetObject(PUSER_HANDLE_TABLE ht, HANDLE handle, HANDLE_TYPE type)
Definition: object.c:495
PUSER_HANDLE_TABLE gHandleTable
Definition: object.c:13
PVOID FASTCALL UserCreateObject(PUSER_HANDLE_TABLE ht, PDESKTOP pDesktop, PTHREADINFO pti, HANDLE *h, HANDLE_TYPE type, ULONG size)
Definition: object.c:568
BOOL FASTCALL IntValidateOwnerDepth(PWND Wnd, PWND Owner)
Definition: window.c:367
PWND FASTCALL IntGetNonChildAncestor(PWND pWnd)
Definition: window.c:351
#define WINVER_WIN2K
Definition: window.h:56
#define WINVER_WINNT4
Definition: window.h:57
#define WINVER_WIN31
Definition: window.h:58
#define IMAGE_ICON
Definition: winuser.h:212
#define LR_COPYFROMRESOURCE
Definition: winuser.h:1093
#define SM_CYSMICON
Definition: winuser.h:1007
#define SM_CXSMICON
Definition: winuser.h:1006
#define CS_OWNDC
Definition: winuser.h:650
#define CS_CLASSDC
Definition: winuser.h:645
#define WS_EX_NOINHERITLAYOUT
Definition: winuser.h:396

Referenced by co_UserCreateWindowEx(), and IntCreateDesktop().

◆ IntDestroyOwnedWindows()

VOID FASTCALL IntDestroyOwnedWindows ( PWND  Window)

Definition at line 2817 of file window.c.

2818{
2819 HWND* List;
2820 HWND* phWnd;
2821 PWND pWnd;
2823
2825 if (!List)
2826 return;
2827
2828 for (phWnd = List; *phWnd; ++phWnd)
2829 {
2830 pWnd = ValidateHwndNoErr(*phWnd);
2831 if (pWnd == NULL)
2832 continue;
2833 ASSERT(pWnd->spwndOwner == Window);
2834 ASSERT(pWnd != Window);
2835
2836 WndSetOwner(pWnd, NULL);
2838 {
2839 UserRefObjectCo(pWnd, &Ref); // Temp HACK?
2841 UserDerefObjectCo(pWnd); // Temp HACK?
2842 }
2843 else
2844 {
2845 ERR("IntWndBelongsToThread(0x%p) is FALSE, ignoring.\n", pWnd);
2846 }
2847 }
2848
2850}
#define ValidateHwndNoErr(hwnd)
Definition: precomp.h:84
_Must_inspect_result_ _In_ WDFCMRESLIST List
Definition: wdfresource.h:550
HWND *FASTCALL IntWinListOwnedPopups(PWND Window)
Definition: window.c:315

Referenced by co_UserDestroyWindow().

◆ IntEnableWindow()

BOOL FASTCALL IntEnableWindow ( HWND  hWnd,
BOOL  bEnable 
)

Definition at line 220 of file window.c.

221{
222 BOOL Update;
223 PWND pWnd;
224 UINT bIsDisabled;
225
226 if(!(pWnd = UserGetWindowObject(hWnd)))
227 {
228 return FALSE;
229 }
230
231 /* check if updating is needed */
232 bIsDisabled = !!(pWnd->style & WS_DISABLED);
233 Update = bIsDisabled;
234
235 if (bEnable)
236 {
237 IntSetStyle( pWnd, 0, WS_DISABLED );
238 }
239 else
240 {
241 Update = !bIsDisabled;
242
244
245 /* Remove keyboard focus from that window if it had focus */
247 {
248 TRACE("IntEnableWindow SF NULL\n");
250 }
251 IntSetStyle( pWnd, WS_DISABLED, 0 );
252 }
253
254 if (Update)
255 {
256 IntNotifyWinEvent(EVENT_OBJECT_STATECHANGE, pWnd, OBJID_WINDOW, CHILDID_SELF, 0);
258 }
259 // Return nonzero if it was disabled, or zero if it wasn't:
260 return bIsDisabled;
261}
@ Update
Definition: registry.c:565
HWND FASTCALL IntGetThreadFocusWindow(VOID)
Definition: focus.c:41
HWND FASTCALL co_UserSetFocus(PWND Window)
Definition: focus.c:1314
#define WS_DISABLED
Definition: pedump.c:621
_In_ BOOL bEnable
Definition: winddi.h:3426
#define WM_ENABLE
Definition: winuser.h:1605
#define WM_CANCELMODE
Definition: winuser.h:1625

Referenced by NtUserCallTwoParam(), and NtUserEnableScrollBar().

◆ IntFindWindow()

HWND FASTCALL IntFindWindow ( PWND  Parent,
PWND  ChildAfter,
RTL_ATOM  ClassAtom,
PUNICODE_STRING  WindowName 
)

Definition at line 3066 of file window.c.

3070{
3071 BOOL CheckWindowName;
3072 HWND *List, *phWnd;
3073 HWND Ret = NULL;
3074 UNICODE_STRING CurrentWindowName;
3075
3076 ASSERT(Parent);
3077
3078 CheckWindowName = WindowName->Buffer != 0;
3079
3081 {
3082 phWnd = List;
3083 if(ChildAfter)
3084 {
3085 /* skip handles before and including ChildAfter */
3086 while(*phWnd && (*(phWnd++) != ChildAfter->head.h))
3087 ;
3088 }
3089
3090 /* search children */
3091 while(*phWnd)
3092 {
3093 PWND Child;
3094 if(!(Child = UserGetWindowObject(*(phWnd++))))
3095 {
3096 continue;
3097 }
3098
3099 /* Do not send WM_GETTEXT messages in the kernel mode version!
3100 The user mode version however calls GetWindowText() which will
3101 send WM_GETTEXT messages to windows belonging to its processes */
3102 if (!ClassAtom || Child->pcls->atomNVClassName == ClassAtom)
3103 {
3104 // FIXME: LARGE_STRING truncated
3105 CurrentWindowName.Buffer = Child->strName.Buffer;
3106 CurrentWindowName.Length = (USHORT)min(Child->strName.Length, MAXUSHORT);
3107 CurrentWindowName.MaximumLength = (USHORT)min(Child->strName.MaximumLength, MAXUSHORT);
3108 if(!CheckWindowName ||
3109 (Child->strName.Length < 0xFFFF &&
3110 !RtlCompareUnicodeString(WindowName, &CurrentWindowName, TRUE)))
3111 {
3112 Ret = Child->head.h;
3113 break;
3114 }
3115 }
3116 }
3118 }
3119
3120 return Ret;
3121}
ULONG RtlCompareUnicodeString(PUNICODE_STRING s1, PUNICODE_STRING s2, BOOLEAN UpCase)
Definition: string_lib.cpp:31
#define min(a, b)
Definition: monoChain.cc:55
unsigned short USHORT
Definition: pedump.c:61
#define MAXUSHORT
Definition: typedefs.h:83

Referenced by IntDefWindowProc(), and NtUserFindWindowEx().

◆ IntFixWindowCoordinates()

void FASTCALL IntFixWindowCoordinates ( CREATESTRUCTW Cs,
PWND  ParentWindow,
DWORD dwShowMode 
)

Definition at line 1711 of file window.c.

1712{
1713#define IS_DEFAULT(x) ((x) == CW_USEDEFAULT || (x) == (SHORT)0x8000)
1714
1715 /* default positioning for overlapped windows */
1716 if(!(Cs->style & (WS_POPUP | WS_CHILD)))
1717 {
1718 PMONITOR pMonitor;
1719 PRTL_USER_PROCESS_PARAMETERS ProcessParams;
1720
1721 pMonitor = UserGetPrimaryMonitor();
1722
1723 /* Check if we don't have a monitor attached yet */
1724 if(pMonitor == NULL)
1725 {
1726 Cs->x = Cs->y = 0;
1727 Cs->cx = 800;
1728 Cs->cy = 600;
1729 return;
1730 }
1731
1732 ProcessParams = PsGetCurrentProcess()->Peb->ProcessParameters;
1733
1734 if (IS_DEFAULT(Cs->x))
1735 {
1736 if (!IS_DEFAULT(Cs->y)) *dwShowMode = Cs->y;
1737
1738 if(ProcessParams->WindowFlags & STARTF_USEPOSITION)
1739 {
1740 Cs->x = ProcessParams->StartingX;
1741 Cs->y = ProcessParams->StartingY;
1742 }
1743 else
1744 {
1747 if (Cs->x > ((pMonitor->rcWork.right - pMonitor->rcWork.left) / 4) ||
1748 Cs->y > ((pMonitor->rcWork.bottom - pMonitor->rcWork.top) / 4))
1749 {
1750 /* reset counter and position */
1751 Cs->x = 0;
1752 Cs->y = 0;
1753 pMonitor->cWndStack = 0;
1754 }
1755 pMonitor->cWndStack++;
1756 }
1757 }
1758
1759 if (IS_DEFAULT(Cs->cx))
1760 {
1761 if (ProcessParams->WindowFlags & STARTF_USEPOSITION)
1762 {
1763 Cs->cx = ProcessParams->CountX;
1764 Cs->cy = ProcessParams->CountY;
1765 }
1766 else
1767 {
1768 Cs->cx = (pMonitor->rcWork.right - pMonitor->rcWork.left) * 3 / 4;
1769 Cs->cy = (pMonitor->rcWork.bottom - pMonitor->rcWork.top) * 3 / 4;
1770 }
1771 }
1772 /* neither x nor cx are default. Check the y values .
1773 * In the trace we see Outlook and Outlook Express using
1774 * cy set to CW_USEDEFAULT when opening the address book.
1775 */
1776 else if (IS_DEFAULT(Cs->cy))
1777 {
1778 TRACE("Strange use of CW_USEDEFAULT in nHeight\n");
1779 Cs->cy = (pMonitor->rcWork.bottom - pMonitor->rcWork.top) * 3 / 4;
1780 }
1781 }
1782 else
1783 {
1784 /* if CW_USEDEFAULT is set for non-overlapped windows, both values are set to zero */
1785 if(IS_DEFAULT(Cs->x))
1786 {
1787 Cs->x = 0;
1788 Cs->y = 0;
1789 }
1790 if(IS_DEFAULT(Cs->cx))
1791 {
1792 Cs->cx = 0;
1793 Cs->cy = 0;
1794 }
1795 }
1796
1797#undef IS_DEFAULT
1798}
SHORT cWndStack
Definition: monitor.h:22
RECT rcWork
Definition: monitor.h:19
LONG bottom
Definition: windef.h:309
PMONITOR NTAPI UserGetPrimaryMonitor(VOID)
Definition: monitor.c:102
#define IS_DEFAULT(x)
#define STARTF_USEPOSITION
Definition: winbase.h:493
#define SM_CYSIZE
Definition: winuser.h:986
#define SM_CXFRAME
Definition: winuser.h:988
#define SM_CXSIZE
Definition: winuser.h:985
#define SM_CYFRAME
Definition: winuser.h:990
#define PsGetCurrentProcess
Definition: psfuncs.h:17

Referenced by co_UserCreateWindowEx().

◆ IntFreeHwndList()

VOID FASTCALL IntFreeHwndList ( PWINDOWLIST  pwlTarget)

Definition at line 1470 of file window.c.

1471{
1472 PWINDOWLIST pwl, *ppwl;
1473
1474 for (ppwl = &gpwlList; *ppwl; ppwl = &(*ppwl)->pNextList)
1475 {
1476 if (*ppwl != pwlTarget)
1477 continue;
1478
1479 *ppwl = pwlTarget->pNextList;
1480
1481 if (gpwlCache)
1482 {
1483 if (WL_CAPACITY(pwlTarget) > WL_CAPACITY(gpwlCache))
1484 {
1485 pwl = gpwlCache;
1486 gpwlCache = pwlTarget;
1488 }
1489 else
1490 {
1492 }
1493 }
1494 else
1495 {
1496 gpwlCache = pwlTarget;
1497 }
1498
1499 break;
1500 }
1501}
#define WL_CAPACITY(pwl)
Definition: window.h:98

Referenced by ExitThreadCallback(), IntAssociateInputContextEx(), IntCheckImeShowStatus(), IntDestroyInputContext(), and IntImeWindowPosChanged().

◆ IntGetNonChildAncestor()

PWND FASTCALL IntGetNonChildAncestor ( PWND  pWnd)

Definition at line 351 of file window.c.

352{
353 while(pWnd && (pWnd->style & (WS_CHILD | WS_POPUP)) == WS_CHILD)
354 pWnd = pWnd->spwndParent;
355 return pWnd;
356}

Referenced by co_IntProcessMouseMessage(), co_IntSetActiveWindow(), and IntCreateWindow().

◆ IntGetParent()

PWND FASTCALL IntGetParent ( PWND  Wnd)

◆ IntGetWindow()

HWND FASTCALL IntGetWindow ( HWND  hWnd,
UINT  uCmd 
)

Definition at line 381 of file window.c.

383{
384 PWND Wnd, FoundWnd;
385 HWND Ret = NULL;
386
387 Wnd = ValidateHwndNoErr(hWnd);
388 if (!Wnd)
389 return NULL;
390
391 FoundWnd = NULL;
392 switch (uCmd)
393 {
394 case GW_OWNER:
395 if (Wnd->spwndOwner != NULL)
396 FoundWnd = Wnd->spwndOwner;
397 break;
398
399 case GW_HWNDFIRST:
400 if(Wnd->spwndParent != NULL)
401 {
402 FoundWnd = Wnd->spwndParent;
403 if (FoundWnd->spwndChild != NULL)
404 FoundWnd = FoundWnd->spwndChild;
405 }
406 break;
407 case GW_HWNDNEXT:
408 if (Wnd->spwndNext != NULL)
409 FoundWnd = Wnd->spwndNext;
410 break;
411
412 case GW_HWNDPREV:
413 if (Wnd->spwndPrev != NULL)
414 FoundWnd = Wnd->spwndPrev;
415 break;
416
417 case GW_CHILD:
418 if (Wnd->spwndChild != NULL)
419 FoundWnd = Wnd->spwndChild;
420 break;
421
422 case GW_HWNDLAST:
423 FoundWnd = Wnd;
424 while ( FoundWnd->spwndNext != NULL)
425 FoundWnd = FoundWnd->spwndNext;
426 break;
427
428 default:
429 Wnd = NULL;
430 break;
431 }
432
433 if (FoundWnd != NULL)
434 Ret = UserHMGetHandle(FoundWnd);
435 return Ret;
436}
struct _WND * spwndPrev
Definition: ntuser.h:707
struct _WND * spwndChild
Definition: ntuser.h:709
struct _WND * spwndNext
Definition: ntuser.h:706
#define GW_OWNER
Definition: winuser.h:761
#define GW_HWNDFIRST
Definition: winuser.h:759
#define GW_HWNDLAST
Definition: winuser.h:760
#define GW_HWNDNEXT
Definition: winuser.h:756
#define GW_HWNDPREV
Definition: winuser.h:757
#define GW_CHILD
Definition: winuser.h:758

Referenced by WinPosFixupFlags().

◆ IntGetWindowContextHelpId()

DWORD FASTCALL IntGetWindowContextHelpId ( PWND  pWnd)

Definition at line 438 of file window.c.

439{
440 DWORD HelpId;
441
442 do
443 {
445 if (!HelpId) break;
446 pWnd = IntGetParent(pWnd);
447 }
448 while (pWnd && pWnd->fnid != FNID_DESKTOP);
449 return HelpId;
450}
#define FNID_DESKTOP
Definition: ntuser.h:857
ATOM atomContextHelpIdProp
Definition: ntuser.h:1062
uint32_t DWORD_PTR
Definition: typedefs.h:65
HANDLE FASTCALL UserGetProp(_In_ PWND Window, _In_ ATOM Atom, _In_ BOOLEAN SystemProp)
Definition: prop.c:46

Referenced by IntDefWindowProc().

◆ IntGetWindowObject()

PWND FASTCALL IntGetWindowObject ( HWND  hWnd)

Definition at line 73 of file window.c.

74{
76
77 if (!hWnd) return NULL;
78
80 if (Window)
81 Window->head.cLockObj++;
82
83 return Window;
84}

Referenced by co_UserFreeWindow(), IntHideDesktop(), and IntSetOwner().

◆ IntGetWindowProc()

WNDPROC FASTCALL IntGetWindowProc ( PWND  pWnd,
BOOL  Ansi 
)

Definition at line 780 of file window.c.

782{
783 INT i;
784 PCLS Class;
785 WNDPROC gcpd, Ret = 0;
786
788
789 Class = pWnd->pcls;
790
792 {
793 for ( i = FNID_FIRST; i <= FNID_SWITCH; i++)
794 {
795 if (GETPFNSERVER(i) == pWnd->lpfnWndProc)
796 {
797 if (Ansi)
798 Ret = GETPFNCLIENTA(i);
799 else
800 Ret = GETPFNCLIENTW(i);
801 }
802 }
803 return Ret;
804 }
805
806 if (Class->fnid == FNID_EDIT)
807 Ret = pWnd->lpfnWndProc;
808 else
809 {
810 Ret = pWnd->lpfnWndProc;
811
812 if (Class->fnid <= FNID_GHOST && Class->fnid >= FNID_BUTTON)
813 {
814 if (Ansi)
815 {
816 if (GETPFNCLIENTW(Class->fnid) == pWnd->lpfnWndProc)
817 Ret = GETPFNCLIENTA(Class->fnid);
818 }
819 else
820 {
821 if (GETPFNCLIENTA(Class->fnid) == pWnd->lpfnWndProc)
822 Ret = GETPFNCLIENTW(Class->fnid);
823 }
824 }
825 if ( Ret != pWnd->lpfnWndProc)
826 return Ret;
827 }
828 if ( Ansi == !!(pWnd->state & WNDS_ANSIWINDOWPROC) )
829 return Ret;
830
831 gcpd = (WNDPROC)UserGetCPD(
832 pWnd,
834 (ULONG_PTR)Ret);
835
836 return (gcpd ? gcpd : Ret);
837}
ULONG_PTR FASTCALL UserGetCPD(PVOID pvClsWnd, GETCPD Flags, ULONG_PTR ProcIn)
Definition: callproc.c:107
#define ULONG_PTR
Definition: config.h:101
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define FNID_SWITCH
Definition: ntuser.h:860
#define FNID_FIRST
Definition: ntuser.h:853
@ UserGetCPDU2A
Definition: ntuser.h:536
@ UserGetCPDWindow
Definition: ntuser.h:538
@ UserGetCPDA2U
Definition: ntuser.h:535
#define GETPFNSERVER(fnid)
Definition: ntuser.h:904
#define FNID_EDIT
Definition: ntuser.h:865
BOOL FASTCALL UserIsEnteredExclusive(VOID)
Definition: ntuser.c:224

Referenced by IntSetWindowProc().

◆ IntGrowHwndList()

BOOL FASTCALL IntGrowHwndList ( PWINDOWLIST ppwl)

Definition at line 1373 of file window.c.

1374{
1375 PWINDOWLIST pwlOld, pwlNew;
1376 SIZE_T ibOld, ibNew;
1377
1378#define GROW_COUNT 8
1379 pwlOld = *ppwl;
1380 ibOld = (LPBYTE)pwlOld->phwndLast - (LPBYTE)pwlOld;
1381 ibNew = ibOld + GROW_COUNT * sizeof(HWND);
1382#undef GROW_COUNT
1383 pwlNew = IntReAllocatePoolWithTag(PagedPool, pwlOld, ibOld, ibNew, USERTAG_WINDOWLIST);
1384 if (!pwlNew)
1385 return FALSE;
1386
1387 pwlNew->phwndLast = (HWND *)((LPBYTE)pwlNew + ibOld);
1388 pwlNew->phwndEnd = (HWND *)((LPBYTE)pwlNew + ibNew);
1389 *ppwl = pwlNew;
1390 return TRUE;
1391}
unsigned char * LPBYTE
Definition: typedefs.h:53
ULONG_PTR SIZE_T
Definition: typedefs.h:80
#define GROW_COUNT
PVOID FASTCALL IntReAllocatePoolWithTag(POOL_TYPE PoolType, PVOID pOld, SIZE_T cbOld, SIZE_T cbNew, ULONG Tag)
Definition: window.c:22

Referenced by IntPopulateHwndList().

◆ IntIsChildWindow()

BOOL FASTCALL IntIsChildWindow ( PWND  Parent,
PWND  BaseWindow 
)

Definition at line 927 of file window.c.

928{
930 do
931 {
932 if ( Window == NULL || (Window->style & (WS_POPUP|WS_CHILD)) != WS_CHILD )
933 return FALSE;
934
935 Window = Window->spwndParent;
936 }
937 while(Parent != Window);
938 return TRUE;
939}
struct tagBaseWindow BaseWindow

Referenced by co_IntFixCaret(), co_IntSetParent(), DceResetActiveDCEs(), IntGetPaintMessage(), and NC_DoNCPaint().

◆ IntIsTopLevelWindow()

BOOL FASTCALL IntIsTopLevelWindow ( PWND  pWnd)

Definition at line 359 of file window.c.

360{
361 if ( pWnd->spwndParent &&
362 pWnd->spwndParent == co_GetDesktopWindow(pWnd) ) return TRUE;
363 return FALSE;
364}

Referenced by co_UserCreateWindowEx(), and co_UserDestroyWindow().

◆ IntIsWindow()

◆ IntIsWindowVisible()

BOOL FASTCALL IntIsWindowVisible ( PWND  Wnd)

Definition at line 189 of file window.c.

190{
191 PWND Temp = Wnd;
192 for (;;)
193 {
194 if (!Temp) return TRUE;
195 if (!(Temp->style & WS_VISIBLE)) break;
196 if (Temp->style & WS_MINIMIZE && Temp != Wnd) break;
197 if (Temp->fnid == FNID_DESKTOP) return TRUE;
198 Temp = Temp->spwndParent;
199 }
200 return FALSE;
201}

Referenced by co_IntSendActivateMessages(), DefWndDoSizeMove(), DefWndPrint(), NC_DoNCPaint(), UserDrawCaptionBar(), and WinPosFixupFlags().

◆ IntLinkHwnd()

VOID FASTCALL IntLinkHwnd ( PWND  Wnd,
HWND  hWndPrev 
)

Definition at line 983 of file window.c.

984{
985 if (hWndPrev == HWND_NOTOPMOST)
986 {
987 if (!(Wnd->ExStyle & WS_EX_TOPMOST) && (Wnd->ExStyle2 & WS_EX2_LINKED))
988 return; /* nothing to do */
989 Wnd->ExStyle &= ~WS_EX_TOPMOST;
990 hWndPrev = HWND_TOP; /* fallback to the HWND_TOP case */
991 }
992
993 IntUnlinkWindow(Wnd); /* unlink it from the previous location */
994
995 if (hWndPrev == HWND_BOTTOM)
996 {
997 /* Link in the bottom of the list */
998 PWND WndInsertAfter;
999
1000 WndInsertAfter = Wnd->spwndParent->spwndChild;
1001 while (WndInsertAfter && WndInsertAfter->spwndNext)
1002 {
1003 WndInsertAfter = WndInsertAfter->spwndNext;
1004 }
1005
1006 IntLinkWindow(Wnd, WndInsertAfter);
1007 Wnd->ExStyle &= ~WS_EX_TOPMOST;
1008 }
1009 else if (hWndPrev == HWND_TOPMOST)
1010 {
1011 /* Link in the top of the list */
1012 IntLinkWindow(Wnd, NULL);
1013 Wnd->ExStyle |= WS_EX_TOPMOST;
1014 }
1015 else if (hWndPrev == HWND_TOP)
1016 {
1017 /* Link it after the last topmost window */
1018 PWND WndInsertBefore;
1019
1020 WndInsertBefore = Wnd->spwndParent->spwndChild;
1021
1022 if (!(Wnd->ExStyle & WS_EX_TOPMOST)) /* put it above the first non-topmost window */
1023 {
1024 while (WndInsertBefore != NULL && WndInsertBefore->spwndNext != NULL)
1025 {
1026 if (!(WndInsertBefore->ExStyle & WS_EX_TOPMOST))
1027 break;
1028
1029 if (WndInsertBefore == Wnd->spwndOwner) /* keep it above owner */
1030 {
1031 Wnd->ExStyle |= WS_EX_TOPMOST;
1032 break;
1033 }
1034 WndInsertBefore = WndInsertBefore->spwndNext;
1035 }
1036 }
1037
1038 IntLinkWindow(Wnd, WndInsertBefore ? WndInsertBefore->spwndPrev : NULL);
1039 }
1040 else
1041 {
1042 /* Link it after hWndPrev */
1043 PWND WndInsertAfter;
1044
1045 WndInsertAfter = UserGetWindowObject(hWndPrev);
1046 /* Are we called with an erroneous handle */
1047 if (WndInsertAfter == NULL)
1048 {
1049 /* Link in a default position */
1050 IntLinkHwnd(Wnd, HWND_TOP);
1051 return;
1052 }
1053
1054 if (Wnd == WndInsertAfter)
1055 {
1056 ERR("Trying to link window 0x%p to itself\n", Wnd);
1057 ASSERT(WndInsertAfter != Wnd);
1058 // FIXME: IntUnlinkWindow(Wnd) was already called. Continuing as is seems wrong!
1059 }
1060 else
1061 {
1062 IntLinkWindow(Wnd, WndInsertAfter);
1063 }
1064
1065 /* Fix the WS_EX_TOPMOST flag */
1066 if (!(WndInsertAfter->ExStyle & WS_EX_TOPMOST))
1067 {
1068 Wnd->ExStyle &= ~WS_EX_TOPMOST;
1069 }
1070 else
1071 {
1072 if (WndInsertAfter->spwndNext &&
1073 (WndInsertAfter->spwndNext->ExStyle & WS_EX_TOPMOST))
1074 {
1075 Wnd->ExStyle |= WS_EX_TOPMOST;
1076 }
1077 }
1078 }
1079 Wnd->ExStyle2 |= WS_EX2_LINKED;
1080}
#define WS_EX2_LINKED
Definition: ntuser.h:671
VOID FASTCALL IntLinkWindow(PWND Wnd, PWND WndInsertAfter)
Definition: window.c:944
#define HWND_NOTOPMOST
Definition: winuser.h:1196

Referenced by co_IntSetParent(), co_UserCreateWindowEx(), co_WinPosSetWindowPos(), IntImeSetTopMost(), and IntLinkHwnd().

◆ IntLinkWindow()

VOID FASTCALL IntLinkWindow ( PWND  Wnd,
PWND  WndInsertAfter 
)

Definition at line 944 of file window.c.

948{
949 if (Wnd == WndInsertAfter)
950 {
951 ERR("Trying to link window 0x%p to itself\n", Wnd);
952 ASSERT(WndInsertAfter != Wnd);
953 return;
954 }
955
956 WndSetPrev(Wnd, WndInsertAfter);
957 if (Wnd->spwndPrev)
958 {
959 /* Link after WndInsertAfter */
960 ASSERT(Wnd != WndInsertAfter->spwndNext);
961 WndSetNext(Wnd, WndInsertAfter->spwndNext);
962 if (Wnd->spwndNext)
963 WndSetPrev(Wnd->spwndNext, Wnd);
964
965 ASSERT(Wnd != Wnd->spwndPrev);
966 WndSetNext(Wnd->spwndPrev, Wnd);
967 }
968 else
969 {
970 /* Link at the top */
971 ASSERT(Wnd != Wnd->spwndParent->spwndChild);
972 WndSetNext(Wnd, Wnd->spwndParent->spwndChild);
973 if (Wnd->spwndNext)
974 WndSetPrev(Wnd->spwndNext, Wnd);
975
976 WndSetChild(Wnd->spwndParent, Wnd);
977 }
978}
static VOID WndSetPrev(_Inout_ PWND pwnd, _In_opt_ PWND pwndPrev)
Definition: window.h:178
static VOID WndSetNext(_Inout_ PWND pwnd, _In_opt_ PWND pwndNext)
Definition: window.h:171

Referenced by IntLinkHwnd().

◆ IntPopulateHwndList()

PWINDOWLIST FASTCALL IntPopulateHwndList ( PWINDOWLIST  pwl,
PWND  pwnd,
DWORD  dwFlags 
)

Definition at line 1394 of file window.c.

1395{
1396 ASSERT(!WL_IS_BAD(pwl));
1397
1398 for (; pwnd; pwnd = pwnd->spwndNext)
1399 {
1400 if (!pwl->pti || pwl->pti == pwnd->head.pti)
1401 {
1402 *(pwl->phwndLast) = UserHMGetHandle(pwnd);
1403 ++(pwl->phwndLast);
1404
1405 if (pwl->phwndLast == pwl->phwndEnd && !IntGrowHwndList(&pwl))
1406 break;
1407 }
1408
1409 if ((dwFlags & IACE_CHILDREN) && pwnd->spwndChild)
1410 {
1412 if (WL_IS_BAD(pwl))
1413 break;
1414 }
1415
1416 if (!(dwFlags & IACE_LIST))
1417 break;
1418 }
1419
1420 return pwl;
1421}
#define IACE_CHILDREN
Definition: imm.h:581
BOOL FASTCALL IntGrowHwndList(PWINDOWLIST *ppwl)
Definition: window.c:1373
#define IACE_LIST
Definition: window.h:106

Referenced by IntBuildHwndList(), and IntPopulateHwndList().

◆ IntProcessOwnerSwap()

VOID FASTCALL IntProcessOwnerSwap ( PWND  Wnd,
PWND  WndNewOwner,
PWND  WndOldOwner 
)

Definition at line 1083 of file window.c.

1084{
1085 if (WndOldOwner)
1086 {
1087 if (Wnd->head.pti != WndOldOwner->head.pti)
1088 {
1089 if (!WndNewOwner ||
1090 Wnd->head.pti == WndNewOwner->head.pti ||
1091 WndOldOwner->head.pti != WndNewOwner->head.pti )
1092 {
1093 //ERR("ProcessOwnerSwap Old out.\n");
1094 UserAttachThreadInput(Wnd->head.pti, WndOldOwner->head.pti, FALSE);
1095 }
1096 }
1097 }
1098 if (WndNewOwner)
1099 {
1100 if (Wnd->head.pti != WndNewOwner->head.pti)
1101 {
1102 if (!WndOldOwner ||
1103 WndOldOwner->head.pti != WndNewOwner->head.pti )
1104 {
1105 //ERR("ProcessOwnerSwap New in.\n");
1106 UserAttachThreadInput(Wnd->head.pti, WndNewOwner->head.pti, TRUE);
1107 }
1108 }
1109 }
1110 // FIXME: System Tray checks.
1111}

Referenced by IntSetOwner().

◆ IntReAllocatePoolWithTag()

PVOID FASTCALL IntReAllocatePoolWithTag ( POOL_TYPE  PoolType,
PVOID  pOld,
SIZE_T  cbOld,
SIZE_T  cbNew,
ULONG  Tag 
)

Definition at line 22 of file window.c.

28{
30 if (!pNew)
31 return NULL;
32
33 RtlCopyMemory(pNew, pOld, min(cbOld, cbNew));
35 return pNew;
36}
_Must_inspect_result_ _In_ WDFDEVICE _In_ BOOLEAN _In_opt_ PVOID Tag
Definition: wdfdevice.h:4065
_Must_inspect_result_ _In_ WDFDEVICE _In_ DEVICE_REGISTRY_PROPERTY _In_ _Strict_type_match_ POOL_TYPE PoolType
Definition: wdfdevice.h:3815

Referenced by IntGrowHwndList().

◆ IntRemoveTrackMouseEvent()

VOID FASTCALL IntRemoveTrackMouseEvent ( PDESKTOP  pDesk)

Definition at line 355 of file mouse.c.

357{
358 /* Generate a leave message */
359 if (pDesk->dwDTFlags & DF_TME_LEAVE)
360 {
361 UINT uMsg = (pDesk->htEx != HTCLIENT) ? WM_NCMOUSELEAVE : WM_MOUSELEAVE;
362 UserPostMessage(UserHMGetHandle(pDesk->spwndTrack), uMsg, 0, 0);
363 }
364 /* Kill the timer */
365 if (pDesk->dwDTFlags & DF_TME_HOVER)
367
368 /* Reset state */
370 pDesk->spwndTrack = NULL;
371}
#define WM_MOUSELEAVE
Definition: commctrl.h:4975
PWND spwndTrack
Definition: desktop.h:31
DWORD htEx
Definition: desktop.h:32
DWORD dwDTFlags
Definition: desktop.h:12
#define DF_TME_LEAVE
Definition: desktop.h:48
#define DF_TME_HOVER
Definition: desktop.h:47
BOOL FASTCALL UserPostMessage(HWND Wnd, UINT Msg, WPARAM wParam, LPARAM lParam)
Definition: message.c:1345
BOOL FASTCALL IntKillTimer(PWND Window, UINT_PTR IDEvent, BOOL SystemTimer)
Definition: timer.c:573
#define ID_EVENT_SYSTIMER_MOUSEHOVER
Definition: timer.h:27
#define HTCLIENT
Definition: winuser.h:2465
#define WM_NCMOUSELEAVE
Definition: winuser.h:1832

Referenced by IntSendDestroyMsg().

◆ IntSendDestroyMsg()

static void IntSendDestroyMsg ( HWND  hWnd)
static

Definition at line 461 of file window.c.

462{
463 PTHREADINFO ti;
464 PWND Window;
465
468
469 if (Window)
470 {
471 /*
472 * Look whether the focus is within the tree of windows
473 * we will be destroying.
474 */
475 // Rule #1
476 if ( ti->MessageQueue->spwndActive == Window || // Fixes CORE-106 RegSvr32 exit and return focus to CMD.
477 (ti->MessageQueue->spwndActive == NULL && ti->MessageQueue == IntGetFocusMessageQueue()) )
478 {
480 }
481
482 /* Fixes CMD properties closing and returning focus to CMD */
483 if (ti->MessageQueue->spwndFocus == Window)
484 {
485 if ((Window->style & (WS_CHILD | WS_POPUP)) == WS_CHILD)
486 {
487 co_UserSetFocus(Window->spwndParent);
488 }
489 else
490 {
492 }
493 }
494
495 if (ti->MessageQueue->CaretInfo.hWnd == UserHMGetHandle(Window))
496 {
498 }
499
500 /* If the window being destroyed is currently tracked... */
501 if (ti->rpdesk && ti->rpdesk->spwndTrack == Window)
502 {
504 }
505 }
506
507 /* If the window being destroyed is the current clipboard owner... */
508 if (ti->ppi->prpwinsta != NULL && Window == ti->ppi->prpwinsta->spwndClipOwner)
509 {
510 /* ... make it release the clipboard */
512 }
513
514 /* Send the WM_DESTROY to the window */
516
517 /*
518 * This WM_DESTROY message can trigger re-entrant calls to DestroyWindow
519 * make sure that the window still exists when we come back.
520 */
521 if (IntIsWindow(hWnd))
522 {
523 HWND* pWndArray;
524 int i;
525
526 if (!(pWndArray = IntWinListChildren( Window ))) return;
527
528 for (i = 0; pWndArray[i]; i++)
529 {
530 if (IntIsWindow( pWndArray[i] )) IntSendDestroyMsg( pWndArray[i] );
531 }
533 }
534 else
535 {
536 TRACE("destroyed itself while in WM_DESTROY!\n");
537 }
538}
VOID FASTCALL co_WinPosActivateOtherWindow(PWND Wnd)
Definition: winpos.c:397
struct _WINSTATION_OBJECT * prpwinsta
Definition: win32.h:266
struct _USER_MESSAGE_QUEUE * MessageQueue
Definition: win32.h:89
BOOL FASTCALL co_IntDestroyCaret(PTHREADINFO Win32Thread)
Definition: caret.c:159
VOID FASTCALL UserClipboardRelease(PWND pWindow)
Definition: clipboard.c:374
PUSER_MESSAGE_QUEUE FASTCALL IntGetFocusMessageQueue(VOID)
Definition: desktop.c:1307
VOID FASTCALL IntRemoveTrackMouseEvent(PDESKTOP pDesk)
Definition: mouse.c:355

Referenced by co_UserDestroyWindow(), and IntSendDestroyMsg().

◆ IntSendParentNotify()

static void IntSendParentNotify ( PWND  pWindow,
UINT  msg 
)
static

Definition at line 1692 of file window.c.

1693{
1694 if ( (pWindow->style & (WS_CHILD | WS_POPUP)) == WS_CHILD &&
1695 !(pWindow->ExStyle & WS_EX_NOPARENTNOTIFY))
1696 {
1697 if (VerifyWnd(pWindow->spwndParent) && !UserIsDesktopWindow(pWindow->spwndParent))
1698 {
1700 UserRefObjectCo(pWindow->spwndParent, &Ref);
1701 co_IntSendMessage( pWindow->spwndParent->head.h,
1703 MAKEWPARAM( msg, pWindow->IDMenu),
1704 (LPARAM)pWindow->head.h );
1706 }
1707 }
1708}
#define WS_EX_NOPARENTNOTIFY
Definition: pedump.c:646
PWND FASTCALL VerifyWnd(PWND pWnd)
Definition: window.c:86
#define MAKEWPARAM(l, h)
Definition: winuser.h:3999
#define WM_PARENTNOTIFY
Definition: winuser.h:1793

Referenced by co_UserCreateWindowEx(), and co_UserDestroyWindow().

◆ IntSetOwner()

static HWND FASTCALL IntSetOwner ( HWND  hWnd,
HWND  hWndNewOwner 
)
static

Definition at line 1115 of file window.c.

1116{
1117 PWND Wnd, WndOldOwner, WndNewOwner;
1118 HWND ret;
1119
1120 Wnd = IntGetWindowObject(hWnd);
1121 if(!Wnd)
1122 return NULL;
1123
1124 WndOldOwner = Wnd->spwndOwner;
1125
1126 ret = WndOldOwner ? UserHMGetHandle(WndOldOwner) : 0;
1127 WndNewOwner = UserGetWindowObject(hWndNewOwner);
1128
1129 if (!WndNewOwner && hWndNewOwner)
1130 {
1132 ret = NULL;
1133 goto Error;
1134 }
1135
1136 /* if parent belongs to a different thread and the window isn't */
1137 /* top-level, attach the two threads */
1138 IntProcessOwnerSwap(Wnd, WndNewOwner, WndOldOwner);
1139
1140 if (IntValidateOwnerDepth(Wnd, WndNewOwner))
1141 {
1142 WndSetOwner(Wnd, WndNewOwner);
1143 }
1144 else
1145 {
1146 IntProcessOwnerSwap(Wnd, WndOldOwner, WndNewOwner);
1148 ret = NULL;
1149 }
1150Error:
1152 return ret;
1153}
VOID FASTCALL IntProcessOwnerSwap(PWND Wnd, PWND WndNewOwner, PWND WndOldOwner)
Definition: window.c:1083

Referenced by co_IntSetWindowLongPtr().

◆ IntSetStyle()

ULONG FASTCALL IntSetStyle ( PWND  pwnd,
ULONG  set_bits,
ULONG  clear_bits 
)

Definition at line 143 of file window.c.

144{
145 ULONG styleOld, styleNew;
146 styleOld = pwnd->style;
147 styleNew = (pwnd->style | set_bits) & ~clear_bits;
148 if (styleNew == styleOld) return styleNew;
149 pwnd->style = styleNew;
150 if ((styleOld ^ styleNew) & WS_VISIBLE) // State Change.
151 {
152 if (styleOld & WS_VISIBLE) pwnd->head.pti->cVisWindows--;
153 if (styleNew & WS_VISIBLE) pwnd->head.pti->cVisWindows++;
154 DceResetActiveDCEs( pwnd );
155 }
156 return styleOld;
157}

Referenced by co_UserCreateWindowEx(), co_UserShowScrollBar(), co_WinPosMinMaximize(), co_WinPosShowWindow(), IntDefWindowProc(), and IntEnableWindow().

◆ IntSetWindowProc()

static WNDPROC IntSetWindowProc ( PWND  pWnd,
WNDPROC  NewWndProc,
BOOL  Ansi 
)
static

Definition at line 840 of file window.c.

843{
844 INT i;
845 PCALLPROCDATA CallProc;
846 PCLS Class;
847 WNDPROC Ret, chWndProc = NULL;
848
849 // Retrieve previous window proc.
850 Ret = IntGetWindowProc(pWnd, Ansi);
851
852 Class = pWnd->pcls;
853
854 if (IsCallProcHandle(NewWndProc))
855 {
856 CallProc = UserGetObject(gHandleTable, NewWndProc, TYPE_CALLPROC);
857 if (CallProc)
858 { // Reset new WndProc.
859 NewWndProc = CallProc->pfnClientPrevious;
860 // Reset Ansi from CallProc handle. This is expected with wine "deftest".
861 Ansi = !!(CallProc->wType & UserGetCPDU2A);
862 }
863 }
864 // Switch from Client Side call to Server Side call if match. Ref: "deftest".
865 for ( i = FNID_FIRST; i <= FNID_SWITCH; i++)
866 {
867 if (GETPFNCLIENTW(i) == NewWndProc)
868 {
869 chWndProc = GETPFNSERVER(i);
870 break;
871 }
872 if (GETPFNCLIENTA(i) == NewWndProc)
873 {
874 chWndProc = GETPFNSERVER(i);
875 break;
876 }
877 }
878 // If match, set/reset to Server Side and clear ansi.
879 if (chWndProc)
880 {
881 pWnd->lpfnWndProc = chWndProc;
882 pWnd->Unicode = TRUE;
883 pWnd->state &= ~WNDS_ANSIWINDOWPROC;
885 }
886 else
887 {
888 pWnd->Unicode = !Ansi;
889 // Handle the state change in here.
890 if (Ansi)
891 pWnd->state |= WNDS_ANSIWINDOWPROC;
892 else
893 pWnd->state &= ~WNDS_ANSIWINDOWPROC;
894
896 pWnd->state &= ~WNDS_SERVERSIDEWINDOWPROC;
897
898 if (!NewWndProc) NewWndProc = pWnd->lpfnWndProc;
899
900 if (Class->fnid <= FNID_GHOST && Class->fnid >= FNID_BUTTON)
901 {
902 if (Ansi)
903 {
904 if (GETPFNCLIENTW(Class->fnid) == NewWndProc)
905 chWndProc = GETPFNCLIENTA(Class->fnid);
906 }
907 else
908 {
909 if (GETPFNCLIENTA(Class->fnid) == NewWndProc)
910 chWndProc = GETPFNCLIENTW(Class->fnid);
911 }
912 }
913 // Now set the new window proc.
914 pWnd->lpfnWndProc = (chWndProc ? chWndProc : NewWndProc);
915 }
916 return Ret;
917}
GETCPD wType
Definition: ntuser.h:548
WNDPROC FASTCALL IntGetWindowProc(PWND pWnd, BOOL Ansi)
Definition: window.c:780

Referenced by co_IntSetWindowLongPtr().

◆ IntShowOwnedPopups()

BOOL FASTCALL IntShowOwnedPopups ( PWND  OwnerWnd,
BOOL  fShow 
)

Definition at line 4674 of file window.c.

4675{
4676 int count = 0;
4677 PWND pWnd;
4678 HWND *win_array;
4679
4680// ASSERT(OwnerWnd);
4681
4682 TRACE("Enter ShowOwnedPopups Show: %s\n", (fShow ? "TRUE" : "FALSE"));
4683
4684 /* NOTE: Popups are not children */
4685 win_array = IntWinListOwnedPopups(OwnerWnd);
4686
4687 if (!win_array)
4688 return TRUE;
4689
4690 while (win_array[count])
4691 count++;
4692 while (--count >= 0)
4693 {
4694 if (!(pWnd = ValidateHwndNoErr( win_array[count] )))
4695 continue;
4696 ASSERT(pWnd->spwndOwner == OwnerWnd);
4697
4698 if (fShow)
4699 {
4700 if (pWnd->state & WNDS_HIDDENPOPUP)
4701 {
4702 /* In Windows, ShowOwnedPopups(TRUE) generates
4703 * WM_SHOWWINDOW messages with SW_PARENTOPENING,
4704 * regardless of the state of the owner
4705 */
4707 pWnd->state &= ~WNDS_HIDDENPOPUP;
4708 continue;
4709 }
4710 }
4711 else
4712 {
4713 if (pWnd->style & WS_VISIBLE)
4714 {
4715 /* In Windows, ShowOwnedPopups(FALSE) generates
4716 * WM_SHOWWINDOW messages with SW_PARENTCLOSING,
4717 * regardless of the state of the owner
4718 */
4720 pWnd->state |= WNDS_HIDDENPOPUP;
4721 continue;
4722 }
4723 }
4724 }
4726 TRACE("Leave ShowOwnedPopups\n");
4727 return TRUE;
4728}
GLuint GLuint GLsizei count
Definition: gl.h:1545
#define WNDS_HIDDENPOPUP
Definition: ntuser.h:614
#define WM_SHOWWINDOW
Definition: winuser.h:1618
#define SW_PARENTCLOSING
Definition: winuser.h:2432
#define SW_PARENTOPENING
Definition: winuser.h:2434

Referenced by co_WinPosMinMaximize(), co_WinPosShowWindow(), DefWndHandleSysCommand(), and NtUserCallTwoParam().

◆ IntUnlinkWindow()

VOID FASTCALL IntUnlinkWindow ( PWND  Wnd)

Definition at line 1354 of file window.c.

1355{
1356 ASSERT(Wnd != Wnd->spwndNext);
1357 ASSERT(Wnd != Wnd->spwndPrev);
1358
1359 if (Wnd->spwndNext)
1360 WndSetPrev(Wnd->spwndNext, Wnd->spwndPrev);
1361
1362 if (Wnd->spwndPrev)
1363 WndSetNext(Wnd->spwndPrev, Wnd->spwndNext);
1364
1365 if (Wnd->spwndParent && Wnd->spwndParent->spwndChild == Wnd)
1366 WndSetChild(Wnd->spwndParent, Wnd->spwndNext);
1367
1368 WndSetPrev(Wnd, NULL);
1369 WndSetNext(Wnd, NULL);
1370}

Referenced by co_IntSetParent(), co_UserFreeWindow(), IntImeSetTopMost(), and IntLinkHwnd().

◆ IntValidateOwnerDepth()

BOOL FASTCALL IntValidateOwnerDepth ( PWND  Wnd,
PWND  Owner 
)

Definition at line 367 of file window.c.

368{
369 INT Depth = 1;
370 for (;;)
371 {
372 if ( !Owner ) return gNestedWindowLimit >= Depth;
373 if (Owner == Wnd) break;
374 Owner = Owner->spwndOwner;
375 Depth++;
376 }
377 return FALSE;
378}
INT gNestedWindowLimit
Definition: window.c:14
_In_opt_ PALLOCATE_FUNCTION _In_opt_ PFREE_FUNCTION _In_ ULONG _In_ SIZE_T _In_ ULONG _In_ USHORT Depth
Definition: exfuncs.h:819

Referenced by IntCreateWindow(), and IntSetOwner().

◆ IntWinListChildren()

HWND *FASTCALL IntWinListChildren ( PWND  Window)

Definition at line 274 of file window.c.

275{
276 PWND Child;
277 HWND *List;
278 UINT Index, NumChildren = 0;
279
280 if (!Window) return NULL;
281
282 for (Child = Window->spwndChild; Child; Child = Child->spwndNext)
283 {
284 ++NumChildren;
285 }
286
287 List = ExAllocatePoolWithTag(PagedPool, (NumChildren + 1) * sizeof(HWND), USERTAG_WINDOWLIST);
288 if(!List)
289 {
290 ERR("Failed to allocate memory for children array\n");
292 return NULL;
293 }
294
295 Index = 0;
296 for (Child = Window->spwndChild; Child; Child = Child->spwndNext)
297 {
298 List[Index++] = Child->head.h;
299 }
300 List[Index] = NULL;
301
302 return List;
303}

Referenced by co_IntPaintWindows(), co_IntSendActivateMessages(), co_IntSendMessageTimeout(), co_UserFreeWindow(), co_WinPosSearchChildren(), IntChildWindowFromPointEx(), IntClientShutdown(), IntDeactivateWindow(), IntFindWindow(), IntRealChildWindowFromPoint(), IntSendDestroyMsg(), NtUserBuildHwndList(), NtUserFindWindowEx(), NtUserMessageCall(), SpiNotifyNCMetricsChanged(), UserPostMessage(), UserRegisterUserApiHook(), UserSendNotifyMessage(), and WinPosDoOwnedPopups().

◆ IntWinListOwnedPopups()

HWND *FASTCALL IntWinListOwnedPopups ( PWND  Window)

Definition at line 315 of file window.c.

316{
318 HWND *List;
319 UINT Index, NumOwned = 0;
320
322 if (!Desktop)
323 return NULL;
324
325 for (Child = Desktop->spwndChild; Child; Child = Child->spwndNext)
326 {
327 if (Child->spwndOwner == Window && !IntWndIsDefaultIme(Child))
328 ++NumOwned;
329 }
330
331 List = ExAllocatePoolWithTag(PagedPool, (NumOwned + 1) * sizeof(HWND), USERTAG_WINDOWLIST);
332 if (!List)
333 {
334 ERR("Failed to allocate memory for children array\n");
336 return NULL;
337 }
338
339 Index = 0;
340 for (Child = Desktop->spwndChild; Child; Child = Child->spwndNext)
341 {
342 if (Child->spwndOwner == Window && !IntWndIsDefaultIme(Child))
343 List[Index++] = Child->head.h;
344 }
345 List[Index] = NULL;
346
347 return List;
348}
static BOOL IntWndIsDefaultIme(_In_ PWND Window)
Definition: window.c:306

Referenced by IntDestroyOwnedWindows(), and IntShowOwnedPopups().

◆ IntWndIsDefaultIme()

static BOOL IntWndIsDefaultIme ( _In_ PWND  Window)
static

Definition at line 306 of file window.c.

307{
308 PTHREADINFO pti = Window->head.pti;
309
310 return (IS_IMM_MODE() && !(pti->TIF_flags & TIF_INCLEANUP) &&
311 Window == pti->spwndDefaultIme);
312}

Referenced by IntWinListOwnedPopups().

◆ NtUserAlterWindowStyle()

DWORD APIENTRY NtUserAlterWindowStyle ( HWND  hWnd,
DWORD  Index,
LONG  NewValue 
)

Definition at line 4099 of file window.c.

4100{
4101 LONG ret;
4102
4104
4105 if (hWnd == IntGetDesktopWindow())
4106 {
4108 UserLeave();
4109 return 0;
4110 }
4111
4112 ret = co_IntSetWindowLongPtr(hWnd, Index, NewValue, FALSE, sizeof(LONG), TRUE);
4113
4114 UserLeave();
4115
4116 return ret;
4117}
VOID FASTCALL UserLeave(VOID)
Definition: ntuser.c:251
VOID FASTCALL UserEnterExclusive(VOID)
Definition: ntuser.c:242

Referenced by ButtonWndProc_common().

◆ NtUserBuildHwndList()

NTSTATUS NTAPI NtUserBuildHwndList ( HDESK  hDesktop,
HWND  hwndParent,
BOOLEAN  bChildren,
ULONG  dwThreadId,
ULONG  cHwnd,
HWND phwndList,
ULONG pcHwndNeeded 
)

Definition at line 1518 of file window.c.

1526{
1528 ULONG dwCount = 0;
1529
1530 if (pcHwndNeeded == NULL)
1532
1534
1535 if (hwndParent || !dwThreadId)
1536 {
1539
1540 if(!hwndParent)
1541 {
1542 if(hDesktop == NULL && !(Desktop = IntGetActiveDesktop()))
1543 {
1545 goto Quit;
1546 }
1547
1548 if(hDesktop)
1549 {
1551 UserMode,
1552 0,
1553 &Desktop);
1554 if(!NT_SUCCESS(Status))
1555 {
1557 goto Quit;
1558 }
1559 }
1560 hwndParent = Desktop->DesktopWindow;
1561 }
1562 else
1563 {
1564 hDesktop = 0;
1565 }
1566
1568 (Window = Parent->spwndChild))
1569 {
1570 BOOL bGoDown = TRUE;
1571
1573 while(TRUE)
1574 {
1575 if (bGoDown)
1576 {
1577 if (dwCount++ < cHwnd && phwndList)
1578 {
1579 _SEH2_TRY
1580 {
1581 ProbeForWrite(phwndList, sizeof(HWND), 1);
1582 *phwndList = Window->head.h;
1583 phwndList++;
1584 }
1586 {
1588 }
1589 _SEH2_END
1590 if(!NT_SUCCESS(Status))
1591 {
1592 break;
1593 }
1594 }
1595 if (Window->spwndChild && bChildren)
1596 {
1597 Window = Window->spwndChild;
1598 continue;
1599 }
1600 bGoDown = FALSE;
1601 }
1602 if (Window->spwndNext)
1603 {
1604 Window = Window->spwndNext;
1605 bGoDown = TRUE;
1606 continue;
1607 }
1608 Window = Window->spwndParent;
1609 if (Window == Parent)
1610 {
1611 break;
1612 }
1613 }
1614 }
1615
1616 if(hDesktop)
1617 {
1619 }
1620 }
1621 else // Build EnumThreadWindows list!
1622 {
1624 PTHREADINFO W32Thread;
1625 PWND Window;
1626 HWND *List = NULL;
1627
1629 if (!NT_SUCCESS(Status))
1630 {
1631 ERR("Thread Id is not valid!\n");
1633 goto Quit;
1634 }
1635 if (!(W32Thread = (PTHREADINFO)Thread->Tcb.Win32Thread))
1636 {
1638 TRACE("Tried to enumerate windows of a non gui thread\n");
1640 goto Quit;
1641 }
1642
1643 // Do not use Thread link list due to co_UserFreeWindow!!!
1644 // Current = W32Thread->WindowListHead.Flink;
1645 // Fixes Api:CreateWindowEx tests!!!
1647 if (List)
1648 {
1649 int i;
1650 for (i = 0; List[i]; i++)
1651 {
1653 if (Window && Window->head.pti == W32Thread)
1654 {
1655 if (dwCount < cHwnd && phwndList)
1656 {
1657 _SEH2_TRY
1658 {
1659 ProbeForWrite(phwndList, sizeof(HWND), 1);
1660 *phwndList = Window->head.h;
1661 phwndList++;
1662 }
1664 {
1666 }
1667 _SEH2_END
1668 if (!NT_SUCCESS(Status))
1669 {
1670 ERR("Failure to build window list!\n");
1671 break;
1672 }
1673 }
1674 dwCount++;
1675 }
1676 }
1678 }
1679
1681 }
1682
1683 *pcHwndNeeded = dwCount;
1685
1686Quit:
1688 UserLeave();
1689 return Status;
1690}
LONG NTSTATUS
Definition: precomp.h:26
static HWND hwndParent
Definition: cryptui.c:300
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
VOID NTAPI ProbeForWrite(IN PVOID Address, IN SIZE_T Length, IN ULONG Alignment)
Definition: exintrin.c:143
DWORD dwThreadId
Definition: fdebug.c:31
#define _SEH2_END
Definition: filesup.c:22
#define _SEH2_TRY
Definition: filesup.c:19
_In_opt_ PFILE_OBJECT _In_opt_ PETHREAD Thread
Definition: fltkernel.h:2653
Status
Definition: gdiplustypes.h:25
#define EXCEPTION_EXECUTE_HANDLER
Definition: excpt.h:85
#define UserMode
Definition: asm.h:35
NTSTATUS NTAPI PsLookupThreadByThreadId(IN HANDLE ThreadId, OUT PETHREAD *Thread)
Definition: thread.c:643
#define STATUS_INVALID_HANDLE
Definition: ntstatus.h:245
#define _SEH2_GetExceptionCode()
Definition: pseh2_64.h:159
#define _SEH2_EXCEPT(...)
Definition: pseh2_64.h:34
#define STATUS_SUCCESS
Definition: shellext.h:65
KTHREAD Tcb
Definition: pstypes.h:1103
PVOID Win32Thread
Definition: ketypes.h:1806
#define STATUS_INVALID_PARAMETER
Definition: udferr_usr.h:135
PDESKTOP FASTCALL IntGetActiveDesktop(VOID)
Definition: desktop.c:1262
PWND FASTCALL UserGetDesktopWindow(VOID)
Definition: desktop.c:1386
NTSTATUS FASTCALL IntValidateDesktopHandle(HDESK Desktop, KPROCESSOR_MODE AccessMode, ACCESS_MASK DesiredAccess, PDESKTOP *Object)
Definition: desktop.c:1237

Referenced by User32EnumWindows(), and WIN_ListChildren().

◆ NtUserCreateWindowEx()

HWND NTAPI NtUserCreateWindowEx ( DWORD  dwExStyle,
PLARGE_STRING  plstrClassName,
PLARGE_STRING  plstrClsVersion,
PLARGE_STRING  plstrWindowName,
DWORD  dwStyle,
int  x,
int  y,
int  nWidth,
int  nHeight,
HWND  hWndParent,
HMENU  hMenu,
HINSTANCE  hInstance,
LPVOID  lpParam,
DWORD  dwFlags,
PVOID  acbiBuffer 
)
Todo:
Allow passing plstrClassName as ANSI.

Definition at line 2666 of file window.c.

2682{
2684 LARGE_STRING lstrWindowName;
2685 LARGE_STRING lstrClassName;
2686 LARGE_STRING lstrClsVersion;
2687 UNICODE_STRING ustrClassName;
2688 UNICODE_STRING ustrClsVersion;
2689 CREATESTRUCTW Cs;
2690 HWND hwnd = NULL;
2691 PWND pwnd;
2692
2693 lstrWindowName.Buffer = NULL;
2694 lstrClassName.Buffer = NULL;
2695 lstrClsVersion.Buffer = NULL;
2696
2697 if ( (dwStyle & (WS_POPUP|WS_CHILD)) != WS_CHILD)
2698 {
2699 /* check hMenu is valid handle */
2700 if (hMenu && !UserGetMenuObject(hMenu))
2701 {
2702 ERR("NtUserCreateWindowEx: Got an invalid menu handle!\n");
2704 return NULL;
2705 }
2706 }
2707
2708 /* Copy the window name to kernel mode */
2709 Status = ProbeAndCaptureLargeString(&lstrWindowName, plstrWindowName);
2710 if (!NT_SUCCESS(Status))
2711 {
2712 ERR("NtUserCreateWindowEx: failed to capture plstrWindowName\n");
2714 return NULL;
2715 }
2716
2717 plstrWindowName = &lstrWindowName;
2718
2719 /* Check if the class is an atom */
2720 if (IS_ATOM(plstrClassName))
2721 {
2722 /* It is, pass the atom in the UNICODE_STRING */
2723 ustrClassName.Buffer = (PVOID)plstrClassName;
2724 ustrClassName.Length = 0;
2725 ustrClassName.MaximumLength = 0;
2726 }
2727 else
2728 {
2729 /* It's not, capture the class name */
2730 Status = ProbeAndCaptureLargeString(&lstrClassName, plstrClassName);
2731 if (!NT_SUCCESS(Status))
2732 {
2733 ERR("NtUserCreateWindowEx: failed to capture plstrClassName\n");
2734 /* Set last error, cleanup and return */
2736 goto cleanup;
2737 }
2738
2739 /* We pass it on as a UNICODE_STRING */
2740 ustrClassName.Buffer = lstrClassName.Buffer;
2741 ustrClassName.Length = (USHORT)min(lstrClassName.Length, MAXUSHORT); // FIXME: LARGE_STRING truncated
2742 ustrClassName.MaximumLength = (USHORT)min(lstrClassName.MaximumLength, MAXUSHORT);
2743 }
2744
2745 /* Check if the class version is an atom */
2746 if (IS_ATOM(plstrClsVersion))
2747 {
2748 /* It is, pass the atom in the UNICODE_STRING */
2749 ustrClsVersion.Buffer = (PVOID)plstrClsVersion;
2750 ustrClsVersion.Length = 0;
2751 ustrClsVersion.MaximumLength = 0;
2752 }
2753 else
2754 {
2755 /* It's not, capture the class name */
2756 Status = ProbeAndCaptureLargeString(&lstrClsVersion, plstrClsVersion);
2757 if (!NT_SUCCESS(Status))
2758 {
2759 ERR("NtUserCreateWindowEx: failed to capture plstrClsVersion\n");
2760 /* Set last error, cleanup and return */
2762 goto cleanup;
2763 }
2764
2765 /* We pass it on as a UNICODE_STRING */
2766 ustrClsVersion.Buffer = lstrClsVersion.Buffer;
2767 ustrClsVersion.Length = (USHORT)min(lstrClsVersion.Length, MAXUSHORT); // FIXME: LARGE_STRING truncated
2768 ustrClsVersion.MaximumLength = (USHORT)min(lstrClsVersion.MaximumLength, MAXUSHORT);
2769 }
2770
2771 /* Fill the CREATESTRUCTW */
2772 /* we will keep here the original parameters */
2773 Cs.style = dwStyle;
2774 Cs.lpCreateParams = lpParam;
2775 Cs.hInstance = hInstance;
2776 Cs.hMenu = hMenu;
2778 Cs.cx = nWidth;
2779 Cs.cy = nHeight;
2780 Cs.x = x;
2781 Cs.y = y;
2782 Cs.lpszName = (LPCWSTR) plstrWindowName->Buffer;
2783 Cs.lpszClass = ustrClassName.Buffer;
2784 Cs.dwExStyle = dwExStyle;
2785
2787
2788 /* Call the internal function */
2789 pwnd = co_UserCreateWindowEx(&Cs, &ustrClsVersion, plstrWindowName, acbiBuffer, dwFlags);
2790
2791 if(!pwnd)
2792 {
2793 ERR("co_UserCreateWindowEx failed!\n");
2794 }
2795 hwnd = pwnd ? UserHMGetHandle(pwnd) : NULL;
2796
2797 UserLeave();
2798
2799cleanup:
2800 if (lstrWindowName.Buffer)
2801 {
2802 ExFreePoolWithTag(lstrWindowName.Buffer, TAG_STRING);
2803 }
2804 if (lstrClassName.Buffer)
2805 {
2806 ExFreePoolWithTag(lstrClassName.Buffer, TAG_STRING);
2807 }
2808 if (lstrClsVersion.Buffer)
2809 {
2810 ExFreePoolWithTag(lstrClsVersion.Buffer, TAG_STRING);
2811 }
2812
2813 return hwnd;
2814}
HINSTANCE hInstance
Definition: charmap.c:19
#define IS_ATOM(x)
Definition: class.h:3
GLint GLint GLint GLint GLint x
Definition: gl.h:1548
GLint GLint GLint GLint GLint GLint y
Definition: gl.h:1548
#define TAG_STRING
Definition: oslist.h:22
ULONG MaximumLength
Definition: ntuser.h:92
LPVOID lpCreateParams
Definition: winuser.h:2945
void * PVOID
Definition: typedefs.h:50
PWND FASTCALL co_UserCreateWindowEx(CREATESTRUCTW *Cs, PUNICODE_STRING ClassName, PLARGE_STRING WindowName, PVOID acbiBuffer, DWORD dwVer)
Definition: window.c:2173
NTSTATUS NTAPI ProbeAndCaptureLargeString(OUT PLARGE_STRING plstrSafe, IN PLARGE_STRING plstrUnsafe)
Definition: window.c:2609
_In_ LONG _In_ HWND hwnd
Definition: winddi.h:4023
#define ERROR_INVALID_MENU_HANDLE
Definition: winerror.h:882

Referenced by CreateWnd(), and User32CreateWindowEx().

◆ NtUserDefSetText()

BOOL APIENTRY NtUserDefSetText ( HWND  hWnd,
PLARGE_STRING  WindowText 
)

Definition at line 4477 of file window.c.

4478{
4479 PWND Wnd;
4480 LARGE_STRING SafeText;
4482 BOOL Ret = TRUE;
4483
4484 TRACE("Enter NtUserDefSetText\n");
4485
4486 if (WindowText != NULL)
4487 {
4488 _SEH2_TRY
4489 {
4490 SafeText = ProbeForReadLargeString(WindowText);
4491 }
4493 {
4494 Ret = FALSE;
4496 }
4497 _SEH2_END;
4498
4499 if (!Ret)
4500 return FALSE;
4501 }
4502 else
4503 return TRUE;
4504
4506
4507 if(!(Wnd = UserGetWindowObject(hWnd)))
4508 {
4509 UserLeave();
4510 return FALSE;
4511 }
4512
4513 // ReactOS uses Unicode and not mixed. Up/Down converting will take time.
4514 // Brought to you by: The Wine Project! Dysfunctional Thought Processes!
4515 // Now we know what the bAnsi is for.
4517 if (SafeText.Buffer)
4518 {
4519 _SEH2_TRY
4520 {
4521 if (SafeText.bAnsi)
4522 ProbeForRead(SafeText.Buffer, SafeText.Length, sizeof(CHAR));
4523 else
4524 ProbeForRead(SafeText.Buffer, SafeText.Length, sizeof(WCHAR));
4526 }
4528 {
4529 Ret = FALSE;
4531 }
4532 _SEH2_END;
4533 if (!Ret) goto Exit;
4534 }
4535
4536 if (UnicodeString.Length != 0)
4537 {
4538 if (Wnd->strName.MaximumLength > 0 &&
4539 UnicodeString.Length <= Wnd->strName.MaximumLength - sizeof(UNICODE_NULL))
4540 {
4541 ASSERT(Wnd->strName.Buffer != NULL);
4542
4543 Wnd->strName.Length = UnicodeString.Length;
4544 Wnd->strName.Buffer[UnicodeString.Length / sizeof(WCHAR)] = L'\0';
4546 UnicodeString.Buffer,
4547 UnicodeString.Length);
4548 }
4549 else
4550 {
4551 PWCHAR buf;
4552 Wnd->strName.MaximumLength = Wnd->strName.Length = 0;
4553 buf = Wnd->strName.Buffer;
4554 Wnd->strName.Buffer = NULL;
4555 if (buf != NULL)
4556 {
4558 }
4559
4561 UnicodeString.Length + sizeof(UNICODE_NULL));
4562 if (Wnd->strName.Buffer != NULL)
4563 {
4564 Wnd->strName.Buffer[UnicodeString.Length / sizeof(WCHAR)] = L'\0';
4566 UnicodeString.Buffer,
4567 UnicodeString.Length);
4568 Wnd->strName.MaximumLength = UnicodeString.Length + sizeof(UNICODE_NULL);
4569 Wnd->strName.Length = UnicodeString.Length;
4570 }
4571 else
4572 {
4574 Ret = FALSE;
4575 goto Exit;
4576 }
4577 }
4578 }
4579 else
4580 {
4581 Wnd->