ReactOS 0.4.15-dev-7931-gfd331f1
umandlg.c File Reference
#include "umandlg.h"
Include dependency graph for umandlg.c:

Go to the source code of this file.

Functions

VOID InitUtilsList (IN BOOL bInitGui)
 
BOOL DlgInitHandler (IN HWND hDlg)
 
VOID ShowAboutDlg (IN HWND hDlgParent)
 
VOID GroupBoxUpdateTitle (VOID)
 
VOID UpdateUtilityState (IN BOOL bUtilState)
 
INT ListBoxRefreshContents (VOID)
 
INT_PTR APIENTRY DlgProc (IN HWND hDlg, IN UINT Msg, IN WPARAM wParam, IN LPARAM lParam)
 
BOOL WINAPI UManStartDlg (VOID)
 
BOOL WINAPI DllMain (IN HINSTANCE hDllInstance, IN DWORD fdwReason, IN LPVOID lpvReserved)
 

Variables

UTILMAN_GLOBALS Globals
 
UTILMAN_STATE EntriesList []
 

Function Documentation

◆ DlgInitHandler()

BOOL DlgInitHandler ( IN HWND  hDlg)

@DlgInitHandler

Function which processes several operations for WM_INITDIALOG.

Parameters
[in]hDlgThe handle object of the dialog.
Returns
TRUE to inform the system that WM_INITDIALOG has been processed and that it should set the keyboard focus to the control.

Definition at line 97 of file umandlg.c.

98{
99 INT PosX, PosY;
100 RECT rc;
101 WCHAR szAboutDlg[MAX_BUFFER];
102 WCHAR szAppPath[MAX_BUFFER];
103 HMENU hSysMenu;
104
105 /* Save the dialog handle */
106 Globals.hMainDlg = hDlg;
107
108 /* Center the dialog on the screen */
109 GetWindowRect(hDlg, &rc);
110 PosX = (GetSystemMetrics(SM_CXSCREEN) - rc.right) / 2;
111 PosY = (GetSystemMetrics(SM_CYSCREEN) - rc.bottom) / 2;
112 SetWindowPos(hDlg, 0, PosX, PosY, 0, 0, SWP_NOZORDER | SWP_NOSIZE);
113
114 /* Extract the icon resource from the executable process */
115 GetModuleFileNameW(NULL, szAppPath, _countof(szAppPath));
116 Globals.hIcon = ExtractIconW(Globals.hInstance, szAppPath, 0);
117
118 /* Set the icon within the dialog's title bar */
119 if (Globals.hIcon)
120 {
121 SendMessageW(hDlg, WM_SETICON, ICON_SMALL, (LPARAM)Globals.hIcon);
122 }
123
124 /* Retrieve the system menu and append the "About" menu item onto it */
125 hSysMenu = GetSystemMenu(hDlg, FALSE);
126 if (hSysMenu != NULL)
127 {
128 if (LoadStringW(Globals.hInstance, IDM_ABOUT, szAboutDlg, _countof(szAboutDlg)))
129 {
130 AppendMenuW(hSysMenu, MF_SEPARATOR, 0, NULL);
131 AppendMenuW(hSysMenu, MF_STRING, IDM_ABOUT, szAboutDlg);
132 }
133 }
134
135 /* Get the dialog items, specifically the dialog list box, the Start and Stop buttons */
139
140 /* Initialize the GUI listbox */
142
143 /* Set the selection to the first item */
145
146 /* Refresh the list */
148
149 /* Create a timer, we'll use it to control the state of our items in the listbox */
150 Globals.iTimer = SetTimer(hDlg, 0, 400, NULL);
151
152 return TRUE;
153}
#define IDM_ABOUT
Definition: resource.h:29
#define IDC_STOP
Definition: resource.h:69
#define IDC_START
Definition: resource.h:135
#define MAX_BUFFER
Definition: precomp.h:20
#define IDC_LISTBOX
Definition: resource.h:13
#define NULL
Definition: types.h:112
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
DWORD WINAPI GetModuleFileNameW(HINSTANCE hModule, LPWSTR lpFilename, DWORD nSize)
Definition: loader.c:600
static const CLSID *static CLSID *static const GUID VARIANT VARIANT *static IServiceProvider DWORD *static HMENU
Definition: ordinal.c:63
HICON WINAPI ExtractIconW(HINSTANCE hInstance, LPCWSTR lpszFile, UINT nIconIndex)
Definition: shell32_main.c:876
#define _countof(array)
Definition: sndvol32.h:68
HICON hIcon
Definition: umandlg.h:33
HINSTANCE hInstance
Definition: umandlg.h:32
UINT_PTR iTimer
Definition: umandlg.h:34
HWND hListDlg
Definition: umandlg.h:38
INT iSelectedIndex
Definition: umandlg.h:35
HWND hDlgCtlStop
Definition: umandlg.h:37
HWND hMainDlg
Definition: umandlg.h:39
HWND hDlgCtlStart
Definition: umandlg.h:36
LONG right
Definition: windef.h:308
LONG bottom
Definition: windef.h:309
#define ICON_SMALL
Definition: tnclass.cpp:48
int32_t INT
Definition: typedefs.h:58
VOID InitUtilsList(IN BOOL bInitGui)
Definition: umandlg.c:38
UTILMAN_GLOBALS Globals
Definition: umandlg.c:15
INT ListBoxRefreshContents(VOID)
Definition: umandlg.c:226
LONG_PTR LPARAM
Definition: windef.h:208
#define SM_CYSCREEN
Definition: winuser.h:960
BOOL WINAPI GetWindowRect(_In_ HWND, _Out_ LPRECT)
int WINAPI LoadStringW(_In_opt_ HINSTANCE hInstance, _In_ UINT uID, _Out_writes_to_(cchBufferMax, return+1) LPWSTR lpBuffer, _In_ int cchBufferMax)
BOOL WINAPI SetWindowPos(_In_ HWND, _In_opt_ HWND, _In_ int, _In_ int, _In_ int, _In_ int, _In_ UINT)
#define MF_STRING
Definition: winuser.h:138
#define SWP_NOSIZE
Definition: winuser.h:1245
HMENU WINAPI GetSystemMenu(_In_ HWND, _In_ BOOL)
HWND WINAPI GetDlgItem(_In_opt_ HWND, _In_ int)
UINT_PTR WINAPI SetTimer(_In_opt_ HWND, _In_ UINT_PTR, _In_ UINT, _In_opt_ TIMERPROC)
#define MF_SEPARATOR
Definition: winuser.h:137
#define SM_CXSCREEN
Definition: winuser.h:959
#define SWP_NOZORDER
Definition: winuser.h:1247
int WINAPI GetSystemMetrics(_In_ int)
LRESULT WINAPI SendMessageW(_In_ HWND, _In_ UINT, _In_ WPARAM, _In_ LPARAM)
BOOL WINAPI AppendMenuW(_In_ HMENU, _In_ UINT, _In_ UINT_PTR, _In_opt_ LPCWSTR)
__wchar_t WCHAR
Definition: xmlstorage.h:180

Referenced by DlgProc().

◆ DlgProc()

INT_PTR APIENTRY DlgProc ( IN HWND  hDlg,
IN UINT  Msg,
IN WPARAM  wParam,
IN LPARAM  lParam 
)

@DlgProc

Main dialog application procedure function.

Parameters
[in]hDlgThe handle object of the dialog.
[in]MsgMessage events (in unsigned int).
[in]wParamMessage parameter (in UINT_PTR).
[in]lParamMessage parameter (in LONG_PTR).
Returns
Returns 0 to inform the system that the procedure has been handled.

Definition at line 292 of file umandlg.c.

297{
298 switch (Msg)
299 {
300 case WM_INITDIALOG:
301 DlgInitHandler(hDlg);
302 return TRUE;
303
304 case WM_CLOSE:
305 KillTimer(hDlg, Globals.iTimer);
307 EndDialog(hDlg, FALSE);
308 break;
309
310 case WM_COMMAND:
311 {
312 switch (LOWORD(wParam))
313 {
314 case IDC_OK:
315 case IDC_CANCEL:
316 EndDialog(hDlg, FALSE);
317 break;
318
319 case IDC_LISTBOX:
320 {
321 switch (HIWORD(wParam))
322 {
323 case LBN_SELCHANGE:
324 {
325 /* Retrieve the index of the current selected item */
327 if ((iIndex == LB_ERR) || (iIndex >= _countof(EntriesList)))
328 break;
329
330 /* Assign the selected index and check the utility's state */
331 Globals.iSelectedIndex = iIndex;
333 break;
334 }
335 break;
336 }
337 break;
338 }
339
340 case IDC_START:
342 break;
343
344 case IDC_STOP:
346 break;
347
348 default:
349 break;
350 }
351 break;
352 }
353
354 case WM_TIMER:
356 return 0;
357
358 case WM_SYSCOMMAND:
359 {
360 switch (LOWORD(wParam))
361 {
362 case IDM_ABOUT:
363 ShowAboutDlg(hDlg);
364 break;
365 }
366 break;
367 }
368 }
369
370 return 0;
371}
#define IDC_OK
Definition: resource.h:59
#define IDC_CANCEL
Definition: resource.h:60
BOOL CloseProcess(IN LPCWSTR lpszProcessName)
Definition: process.c:192
BOOL LaunchProcess(IN LPCWSTR lpszProcessName)
Definition: process.c:117
struct @1632 Msg[]
WPARAM wParam
Definition: combotst.c:138
#define LOWORD(l)
Definition: pedump.c:82
BOOL bState
Definition: umandlg.h:50
LPCWSTR lpszProgram
Definition: umandlg.h:47
#define HIWORD(l)
Definition: typedefs.h:247
VOID ShowAboutDlg(IN HWND hDlgParent)
Definition: umandlg.c:167
BOOL DlgInitHandler(IN HWND hDlg)
Definition: umandlg.c:97
UTILMAN_STATE EntriesList[]
Definition: umandlg.c:19
VOID UpdateUtilityState(IN BOOL bUtilState)
Definition: umandlg.c:208
#define LB_ERR
Definition: winuser.h:2432
#define WM_CLOSE
Definition: winuser.h:1621
#define WM_SYSCOMMAND
Definition: winuser.h:1741
#define WM_COMMAND
Definition: winuser.h:1740
#define WM_INITDIALOG
Definition: winuser.h:1739
#define WM_TIMER
Definition: winuser.h:1742
#define LBN_SELCHANGE
Definition: winuser.h:2075
BOOL WINAPI KillTimer(_In_opt_ HWND, _In_ UINT_PTR)
#define LB_GETCURSEL
Definition: winuser.h:2039
BOOL WINAPI EndDialog(_In_ HWND, _In_ INT_PTR)
BOOL WINAPI DestroyIcon(_In_ HICON)
Definition: cursoricon.c:2053

◆ DllMain()

BOOL WINAPI DllMain ( IN HINSTANCE  hDllInstance,
IN DWORD  fdwReason,
IN LPVOID  lpvReserved 
)

@DllMain

Core routine of the Utility Manager's library.

Parameters
[in]hDllInstanceThe entry point instance of the library.
[in]fdwReasonThe reason argument to indicate the motive DllMain is being called.
[in]lpvReservedReserved.
Returns
Returns TRUE when main call initialization has succeeded, FALSE otherwise.

Definition at line 457 of file umandlg.c.

460{
461 switch (fdwReason)
462 {
464 {
465 /* We don't care for DLL_THREAD_ATTACH and DLL_THREAD_DETACH notifications */
467
468 /* Initialize the globals */
469 ZeroMemory(&Globals, sizeof(Globals));
471 break;
472 }
473
475 break;
476 }
477
478 return TRUE;
479}
static HINSTANCE hDllInstance
Definition: clb.c:30
#define DLL_PROCESS_ATTACH
Definition: compat.h:131
#define DLL_PROCESS_DETACH
Definition: compat.h:130
BOOL WINAPI DisableThreadLibraryCalls(IN HMODULE hLibModule)
Definition: loader.c:85
#define ZeroMemory
Definition: winbase.h:1712

◆ GroupBoxUpdateTitle()

VOID GroupBoxUpdateTitle ( VOID  )

@GroupBoxUpdateTitle

Updates the title of the groupbox.

Returns
Nothing.

Definition at line 187 of file umandlg.c.

188{
189 WCHAR szFormat[MAX_BUFFER];
190
191 /* Format the string with the utility's name and set it to the listbox's title */
194}
#define IDC_GROUPBOX
Definition: resource.h:24
STRSAFEAPI StringCchPrintfW(STRSAFE_LPWSTR pszDest, size_t cchDest, STRSAFE_LPCWSTR pszFormat,...)
Definition: strsafe.h:530
WCHAR szGrpBoxTitle[MAX_BUFFER]
Definition: umandlg.h:42
WCHAR szResource[MAX_BUFFER]
Definition: umandlg.h:49
BOOL WINAPI SetWindowTextW(_In_ HWND, _In_opt_ LPCWSTR)

Referenced by UpdateUtilityState().

◆ InitUtilsList()

VOID InitUtilsList ( IN BOOL  bInitGui)

@InitUtilsList

Initializes the list of accessibility utilities.

Parameters
[in]bInitGuiWhether we are initializing the UI list (TRUE) or the internal array (FALSE).
Returns
Nothing.

Definition at line 38 of file umandlg.c.

39{
40 UINT i;
41
42 if (!bInitGui)
43 {
44 // TODO: Load the list dynamically from the registry key
45 // hklm\software\microsoft\windows nt\currentversion\accessibility
46
47 /* Initialize the resource utility strings only once */
48 for (i = 0; i < _countof(EntriesList); ++i)
49 {
52
54 }
55 }
56 else
57 {
58 INT iItem;
59 BOOL bIsRunning;
60 WCHAR szFormat[MAX_BUFFER];
61
62 /* Reset the listbox */
64
65 /* Add the utilities in the listbox */
66 for (i = 0; i < _countof(EntriesList); ++i)
67 {
68 bIsRunning = IsProcessRunning(EntriesList[i].lpszProgram);
69 EntriesList[i].bState = bIsRunning;
70
71 /* Load the string and append the utility's name to the format */
72 StringCchPrintfW(szFormat, _countof(szFormat),
73 (bIsRunning ? Globals.szRunning : Globals.szNotRunning),
75
76 /* Add the item in the listbox */
77 iItem = (INT)SendMessageW(Globals.hListDlg, LB_ADDSTRING, 0, (LPARAM)szFormat);
78 if (iItem != LB_ERR)
80 }
81 }
82}
BOOL IsProcessRunning(IN LPCWSTR lpszProcessName)
Definition: process.c:71
unsigned int BOOL
Definition: ntddk_ex.h:94
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
unsigned int UINT
Definition: ndis.h:50
#define INT
Definition: polytest.cpp:20
WCHAR szRunning[MAX_BUFFER]
Definition: umandlg.h:40
WCHAR szNotRunning[MAX_BUFFER]
Definition: umandlg.h:41
UINT uNameId
Definition: umandlg.h:48
#define LB_ADDSTRING
Definition: winuser.h:2031
#define LB_RESETCONTENT
Definition: winuser.h:2055
#define LB_SETITEMDATA
Definition: winuser.h:2065

Referenced by DlgInitHandler(), and UManStartDlg().

◆ ListBoxRefreshContents()

INT ListBoxRefreshContents ( VOID  )

@ListBoxRefreshContents

Handle the tasks on a periodic cycle. This function handles WM_TIMER message.

Returns
Returns 0 to inform the system that WM_TIMER has been processed.

Definition at line 226 of file umandlg.c.

227{
228 UINT i;
229 INT iItem;
230 BOOL bIsRunning;
231 WCHAR szFormat[MAX_BUFFER];
232
233 /* Disable listbox redraw */
235
236 for (i = 0; i < _countof(EntriesList); ++i)
237 {
238 /* Check the utility's state */
239 bIsRunning = IsProcessRunning(EntriesList[i].lpszProgram);
240 if (bIsRunning != EntriesList[i].bState)
241 {
242 /* The utility's state has changed, save it */
243 EntriesList[i].bState = bIsRunning;
244
245 /* Update the corresponding item in the listbox */
246 StringCchPrintfW(szFormat, _countof(szFormat),
247 (bIsRunning ? Globals.szRunning : Globals.szNotRunning),
249
252 if (iItem != LB_ERR)
254 }
255 }
256
257 /* Re-enable listbox redraw */
259
260 /*
261 * Check the previously selected item. This will help us determine what
262 * item has been selected and set its focus selection back. Furthermore, check
263 * the state of each accessibility tool and enable/disable the buttons.
264 */
267
268 return 0;
269}
UINT_PTR WPARAM
Definition: windef.h:207
#define LB_DELETESTRING
Definition: winuser.h:2032
#define LB_INSERTSTRING
Definition: winuser.h:2053
#define LB_SETCURSEL
Definition: winuser.h:2063
#define WM_SETREDRAW
Definition: winuser.h:1616

Referenced by DlgInitHandler(), and DlgProc().

◆ ShowAboutDlg()

VOID ShowAboutDlg ( IN HWND  hDlgParent)

@ShowAboutDlg

Displays the Shell "About" dialog box.

Parameters
[in]hDlgParentA handle to the parent dialog window.
Returns
Nothing.

Definition at line 167 of file umandlg.c.

168{
169 WCHAR szApp[MAX_BUFFER];
170 WCHAR szAuthors[MAX_BUFFER];
171
173 LoadStringW(Globals.hInstance, IDS_AUTHORS, szAuthors, _countof(szAuthors));
174
175 ShellAboutW(hDlgParent, szApp, szAuthors, Globals.hIcon);
176}
#define IDS_APP_NAME
Definition: resource.h:137
#define IDS_AUTHORS
Definition: osk_res.h:50
BOOL WINAPI ShellAboutW(HWND hWnd, LPCWSTR szApp, LPCWSTR szOtherStuff, HICON hIcon)

Referenced by DlgProc().

◆ UManStartDlg()

BOOL WINAPI UManStartDlg ( VOID  )

@UManStartDlg

Executes the dialog initialization mechanism and starts Utility Manager. The function is exported for use by the main process.

Returns
Returns TRUE when the operation has succeeded, FALSE otherwise.

Definition at line 383 of file umandlg.c.

384{
386 DWORD dwError;
388
389 /* Create a mutant object for the program. */
390 hMutex = CreateMutexW(NULL, FALSE, L"Utilman");
391 if (hMutex)
392 {
393 /* Check if there's already a mutex for the program */
394 dwError = GetLastError();
395 if (dwError == ERROR_ALREADY_EXISTS)
396 {
397 /*
398 The program's instance is already here. That means
399 the program is running and we should not set a new instance
400 and mutex object.
401 */
403 return FALSE;
404 }
405 }
406
407 /* Load the common controls for the program */
408 iccex.dwSize = sizeof(INITCOMMONCONTROLSEX);
410 InitCommonControlsEx(&iccex);
411
418
419 /* Initialize the list of accessibility utilities */
421
422 /* Create the dialog box of the program */
426 DlgProc);
427
428 /* Delete the mutex */
429 if (hMutex)
430 {
432 }
433
434 return TRUE;
435}
#define IDD_MAIN_DIALOG
Definition: resource.h:6
#define IDS_RUNNING
Definition: resource.h:264
#define IDS_NOTRUNNING
Definition: resource.h:20
#define IDS_GROUPBOX_OPTIONS_TITLE
Definition: resource.h:25
BOOL WINAPI InitCommonControlsEx(const INITCOMMONCONTROLSEX *lpInitCtrls)
Definition: commctrl.c:893
DLGPROC DlgProc
Definition: desk.c:122
#define CloseHandle
Definition: compat.h:739
unsigned long DWORD
Definition: ntddk_ex.h:95
#define ERROR_ALREADY_EXISTS
Definition: disk.h:80
HANDLE hMutex
Definition: mutex.c:11
#define L(x)
Definition: ntvdm.h:50
struct tagINITCOMMONCONTROLSEX INITCOMMONCONTROLSEX
#define ICC_STANDARD_CLASSES
Definition: commctrl.h:73
#define ICC_WIN95_CLASSES
Definition: commctrl.h:66
HANDLE WINAPI DECLSPEC_HOTPATCH CreateMutexW(IN LPSECURITY_ATTRIBUTES lpMutexAttributes OPTIONAL, IN BOOL bInitialOwner, IN LPCWSTR lpName OPTIONAL)
Definition: synch.c:576
DWORD WINAPI GetLastError(void)
Definition: except.c:1042
#define DialogBoxW(i, t, p, f)
Definition: winuser.h:4399
HWND WINAPI GetDesktopWindow(void)
Definition: window.c:656
#define MAKEINTRESOURCEW(i)
Definition: winuser.h:582

Referenced by wWinMain().

◆ UpdateUtilityState()

VOID UpdateUtilityState ( IN BOOL  bUtilState)

@UpdateUtilityState

Checks the state of the given accessibility tool.

Parameters
[in]bUtilStateState condition (boolean TRUE: started / FALSE: stopped).
Returns
Nothing.

Definition at line 208 of file umandlg.c.

209{
210 Button_Enable(Globals.hDlgCtlStart, !bUtilState);
211 Button_Enable(Globals.hDlgCtlStop, bUtilState);
212
213 /* Update the groupbox's title based on the selected utility item */
215}
VOID GroupBoxUpdateTitle(VOID)
Definition: umandlg.c:187
#define Button_Enable(hwndCtl, fEnable)
Definition: windowsx.h:30

Referenced by DlgProc(), and ListBoxRefreshContents().

Variable Documentation

◆ EntriesList

UTILMAN_STATE EntriesList[]
Initial value:
=
{
{L"magnify.exe", IDS_MAGNIFIER, L"", FALSE},
{L"osk.exe", IDS_OSK, L"", FALSE}
}
#define IDS_MAGNIFIER
Definition: resource.h:17
#define IDS_OSK
Definition: osk_res.h:49

Definition at line 19 of file umandlg.c.

Referenced by DlgProc(), GroupBoxUpdateTitle(), InitUtilsList(), and ListBoxRefreshContents().

◆ Globals