ReactOS 0.4.15-dev-5666-gc548b97
CAppScrnshotPreview Class Reference

#include <appview.h>

Inheritance diagram for CAppScrnshotPreview:
Collaboration diagram for CAppScrnshotPreview:

Public Member Functions

HWND Create (HWND hParent)
 
VOID PreviousDisplayCleanup ()
 
VOID DisplayEmpty ()
 
BOOL DisplayImage (LPCWSTR lpszLocation)
 
int GetRequestedWidth (int Height)
 
 ~CAppScrnshotPreview ()
 
- Public Member Functions inherited from ATL::CWindowImpl< CAppScrnshotPreview >
HWND Create (HWND hWndParent, _U_RECT rect=NULL, LPCTSTR szWindowName=NULL, DWORD dwStyle=0, DWORD dwExStyle=0, _U_MENUorID MenuOrID=0U, LPVOID lpCreateParam=NULL)
 
- Public Member Functions inherited from ATL::CWindowImplBaseT< TBase, TWinTraits >
 CWindowImplBaseT ()
 
virtual void OnFinalMessage (HWND)
 
BOOL SubclassWindow (HWND hWnd)
 
HWND UnsubclassWindow (BOOL bForce=FALSE)
 
virtual WNDPROC GetWindowProc ()
 
LRESULT DefWindowProc (UINT uMsg, WPARAM wParam, LPARAM lParam)
 
HWND Create (HWND hWndParent, _U_RECT rect, LPCTSTR szWindowName, DWORD dwStyle, DWORD dwExStyle, _U_MENUorID MenuOrID, ATOM atom, LPVOID lpCreateParam)
 
- Public Member Functions inherited from ATL::CWindowImplRoot< TBase >
 CWindowImplRoot ()
 
virtual ~CWindowImplRoot ()
 
- Public Member Functions inherited from ATL::CWindow
 CWindow (HWND hWnd=NULL)
 
 operator HWND () const
 
UINT ArrangeIconicWindows ()
 
void Attach (HWND hWndNew)
 
HDC BeginPaint (LPPAINTSTRUCT lpPaint)
 
BOOL BringWindowToTop ()
 
BOOL CenterWindow (HWND hWndCenter=NULL)
 
BOOL ChangeClipboardChain (HWND hWndNewNext)
 
BOOL CheckDlgButton (int nIDButton, UINT nCheck)
 
BOOL CheckRadioButton (int nIDFirstButton, int nIDLastButton, int nIDCheckButton)
 
HWND ChildWindowFromPoint (POINT point) const
 
HWND ChildWindowFromPointEx (POINT point, UINT uFlags) const
 
BOOL ClientToScreen (LPPOINT lpPoint) const
 
BOOL ClientToScreen (LPRECT lpRect) const
 
HWND Create (LPCTSTR lpstrWndClass, HWND hWndParent, _U_RECT rect=NULL, LPCTSTR szWindowName=NULL, DWORD dwStyle=0, DWORD dwExStyle=0, _U_MENUorID MenuOrID=0U, LPVOID lpCreateParam=NULL)
 
BOOL CreateCaret (HBITMAP pBitmap)
 
BOOL CreateGrayCaret (int nWidth, int nHeight)
 
BOOL CreateSolidCaret (int nWidth, int nHeight)
 
HDWP DeferWindowPos (HDWP hWinPosInfo, HWND hWndInsertAfter, int x, int y, int cx, int cy, UINT uFlags)
 
BOOL DestroyWindow ()
 
HWND Detach ()
 
int DlgDirList (LPTSTR lpPathSpec, int nIDListBox, int nIDStaticPath, UINT nFileType)
 
int DlgDirListComboBox (LPTSTR lpPathSpec, int nIDComboBox, int nIDStaticPath, UINT nFileType)
 
BOOL DlgDirSelect (LPTSTR lpString, int nCount, int nIDListBox)
 
BOOL DlgDirSelectComboBox (LPTSTR lpString, int nCount, int nIDComboBox)
 
void DragAcceptFiles (BOOL bAccept=TRUE)
 
BOOL DrawMenuBar ()
 
BOOL EnableScrollBar (UINT uSBFlags, UINT uArrowFlags=ESB_ENABLE_BOTH)
 
BOOL EnableWindow (BOOL bEnable=TRUE)
 
void EndPaint (LPPAINTSTRUCT lpPaint)
 
BOOL FlashWindow (BOOL bInvert)
 
BOOL GetClientRect (LPRECT lpRect) const
 
HDC GetDC ()
 
HDC GetDCEx (HRGN hRgnClip, DWORD flags)
 
HWND GetDescendantWindow (int nID) const
 
HRESULT GetDlgControl (int nID, REFIID iid, void **ppCtrl)
 
int GetDlgCtrlID () const
 
HRESULT GetDlgHost (int nID, REFIID iid, void **ppHost)
 
HWND GetDlgItem (_In_ int nID) const
 
UINT GetDlgItemInt (_In_ int nID, _Out_opt_ BOOL *lpTrans=NULL, _In_ BOOL bSigned=TRUE) const
 
UINT GetDlgItemText (_In_ int nID, _Out_writes_to_(nMaxCount, return+1) LPTSTR lpStr, _In_ int nMaxCount) const
 
BOOL GetDlgItemText (_In_ int nID, _Inout_ _Outref_result_maybenull_ _Post_z_ BSTR &bstrText) const
 
DWORD GetExStyle () const
 
HFONT GetFont () const
 
DWORD GetHotKey () const
 
HICON GetIcon (BOOL bBigIcon=TRUE) const
 
HWND GetLastActivePopup () const
 
HMENU GetMenu () const
 
HWND GetNextDlgGroupItem (HWND hWndCtl, BOOL bPrevious=FALSE) const
 
HWND GetNextDlgTabItem (HWND hWndCtl, BOOL bPrevious=FALSE) const
 
CWindow GetParent () const
 
BOOL GetScrollInfo (int nBar, LPSCROLLINFO lpScrollInfo)
 
BOOL GetScrollPos (int nBar)
 
BOOL GetScrollRange (int nBar, LPINT lpMinPos, LPINT lpMaxPos) const
 
DWORD GetStyle () const
 
HMENU GetSystemMenu (BOOL bRevert)
 
HWND GetTopLevelParent () const
 
HWND GetTopLevelWindow () const
 
HWND GetTopWindow () const
 
BOOL GetUpdateRect (LPRECT lpRect, BOOL bErase=FALSE)
 
int GetUpdateRgn (HRGN hRgn, BOOL bErase=FALSE)
 
HWND GetWindow (UINT nCmd) const
 
DWORD GetWindowContextHelpId () const
 
HDC GetWindowDC ()
 
LONG GetWindowLong (int nIndex) const
 
LONG_PTR GetWindowLongPtr (int nIndex) const
 
BOOL GetWindowPlacement (WINDOWPLACEMENT *lpwndpl) const
 
DWORD GetWindowProcessID ()
 
BOOL GetWindowRect (LPRECT lpRect) const
 
int GetWindowRgn (HRGN hRgn)
 
int GetWindowText (_Out_writes_to_(nMaxCount, return+1) LPTSTR lpszStringBuf, _In_ int nMaxCount) const
 
BOOL GetWindowText (_Inout_ _Outref_result_maybenull_ _Post_z_ BSTR &bstrText) const
 
int GetWindowTextLength () const
 
DWORD GetWindowThreadID ()
 
WORD GetWindowWord (int nIndex) const
 
void GotoDlgCtrl (HWND hWndCtrl) const
 
BOOL HideCaret ()
 
BOOL HiliteMenuItem (HMENU hMenu, UINT uHiliteItem, UINT uHilite)
 
BOOL Invalidate (BOOL bErase=TRUE)
 
BOOL InvalidateRect (LPCRECT lpRect, BOOL bErase=TRUE)
 
void InvalidateRgn (HRGN hRgn, BOOL bErase=TRUE)
 
BOOL IsChild (const HWND hWnd) const
 
BOOL IsDialogMessage (LPMSG lpMsg)
 
UINT IsDlgButtonChecked (int nIDButton) const
 
BOOL IsIconic () const
 
BOOL IsParentDialog ()
 
BOOL IsWindow () const
 
BOOL IsWindowEnabled () const
 
BOOL IsWindowVisible () const
 
BOOL IsWindowUnicode ()
 
BOOL IsZoomed () const
 
BOOL KillTimer (UINT_PTR nIDEvent)
 
BOOL LockWindowUpdate (BOOL bLock=TRUE)
 
int MapWindowPoints (HWND hWndTo, LPPOINT lpPoint, UINT nCount) const
 
int MapWindowPoints (HWND hWndTo, LPRECT lpRect) const
 
int MessageBox (LPCTSTR lpszText, LPCTSTR lpszCaption=NULL, UINT nType=MB_OK)
 
BOOL ModifyStyle (DWORD dwRemove, DWORD dwAdd, UINT nFlags=0)
 
BOOL ModifyStyleEx (DWORD dwRemove, DWORD dwAdd, UINT nFlags=0)
 
BOOL MoveWindow (int x, int y, int nWidth, int nHeight, BOOL bRepaint=TRUE)
 
void NextDlgCtrl () const
 
BOOL OpenClipboard ()
 
BOOL PostMessage (UINT message, WPARAM wParam=0, LPARAM lParam=0)
 
void PrevDlgCtrl () const
 
void Print (HDC hDC, DWORD dwFlags) const
 
void PrintClient (HDC hDC, DWORD dwFlags) const
 
BOOL RedrawWindow (LPCRECT lpRectUpdate=NULL, HRGN hRgnUpdate=NULL, UINT flags=RDW_INVALIDATE|RDW_UPDATENOW|RDW_ERASE)
 
int ReleaseDC (HDC hDC)
 
BOOL ResizeClient (int nWidth, int nHeight, BOOL bRedraw=FALSE)
 
BOOL ScreenToClient (LPPOINT lpPoint) const
 
BOOL ScrollWindow (int xAmount, int yAmount, LPCRECT lpRect=NULL, LPCRECT lpClipRect=NULL)
 
int ScrollWindowEx (int dx, int dy, LPCRECT lpRectScroll, LPCRECT lpRectClip, HRGN hRgnUpdate, LPRECT lpRectUpdate, UINT flags)
 
LRESULT SendDlgItemMessage (int nID, UINT message, WPARAM wParam=0, LPARAM lParam=0)
 
LRESULT SendMessage (UINT message, WPARAM wParam=0, LPARAM lParam=0)
 
void SendMessageToDescendants (UINT message, WPARAM wParam=0, LPARAM lParam=0, BOOL bDeep=TRUE)
 
BOOL SendNotifyMessage (UINT message, WPARAM wParam=0, LPARAM lParam=0)
 
HWND SetActiveWindow ()
 
HWND SetCapture ()
 
HWND SetClipboardViewer ()
 
int SetDlgCtrlID (int nID)
 
BOOL SetDlgItemInt (int nID, UINT nValue, BOOL bSigned=TRUE)
 
BOOL SetDlgItemText (int nID, LPCTSTR lpszString)
 
HWND SetFocus ()
 
void SetFont (HFONT hFont, BOOL bRedraw=TRUE)
 
int SetHotKey (WORD wVirtualKeyCode, WORD wModifiers)
 
HICON SetIcon (HICON hIcon, BOOL bBigIcon=TRUE)
 
BOOL SetMenu (HMENU hMenu)
 
HWND SetParent (HWND hWndNewParent)
 
void SetRedraw (BOOL bRedraw=TRUE)
 
int SetScrollInfo (int nBar, LPSCROLLINFO lpScrollInfo, BOOL bRedraw=TRUE)
 
int SetScrollPos (int nBar, int nPos, BOOL bRedraw=TRUE)
 
BOOL SetScrollRange (int nBar, int nMinPos, int nMaxPos, BOOL bRedraw=TRUE)
 
UINT_PTR SetTimer (UINT_PTR nIDEvent, UINT nElapse, void(CALLBACK *lpfnTimer)(HWND, UINT, UINT_PTR, DWORD)=NULL)
 
BOOL SetWindowContextHelpId (DWORD dwContextHelpId)
 
LONG SetWindowLong (int nIndex, LONG dwNewLong)
 
LONG_PTR SetWindowLongPtr (int nIndex, LONG_PTR dwNewLong)
 
BOOL SetWindowPlacement (const WINDOWPLACEMENT *lpwndpl)
 
BOOL SetWindowPos (HWND hWndInsertAfter, int x, int y, int cx, int cy, UINT nFlags)
 
int SetWindowRgn (HRGN hRgn, BOOL bRedraw=FALSE)
 
BOOL SetWindowText (LPCTSTR lpszString)
 
WORD SetWindowWord (int nIndex, WORD wNewWord)
 
BOOL ShowCaret ()
 
BOOL ShowOwnedPopups (BOOL bShow=TRUE)
 
BOOL ShowScrollBar (UINT nBar, BOOL bShow=TRUE)
 
BOOL ShowWindow (int nCmdShow)
 
BOOL ShowWindowAsync (int nCmdShow)
 
BOOL UpdateWindow ()
 
BOOL ValidateRect (LPCRECT lpRect)
 
BOOL ValidateRgn (HRGN hRgn)
 
BOOL WinHelp (LPCTSTR lpszHelp, UINT nCmd=HELP_CONTEXT, DWORD dwData=0)
 
virtual BOOL ProcessWindowMessage (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT &lResult, DWORD dwMsgMapID)=0
 

Static Public Member Functions

static ATL::CWndClassInfoGetWndClassInfo ()
 
- Static Public Member Functions inherited from ATL::CWindowImpl< CAppScrnshotPreview >
static LPCTSTR GetWndCaption ()
 
- Static Public Member Functions inherited from ATL::CWindowImplBaseT< TBase, TWinTraits >
static DWORD GetWndStyle (DWORD dwStyle)
 
static DWORD GetWndExStyle (DWORD dwExStyle)
 
static LRESULT CALLBACK StartWindowProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 
static LRESULT CALLBACK WindowProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 
- Static Public Member Functions inherited from ATL::CWindow
static LPCTSTR GetWndClassName ()
 
static LRESULT SendMessage (HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
 

Private Member Functions

BOOL ProcessWindowMessage (HWND hwnd, UINT Msg, WPARAM wParam, LPARAM lParam, LRESULT &theResult, DWORD dwMapId)
 
VOID DisplayLoading ()
 
VOID DisplayFailed ()
 
BOOL DisplayFile (LPCWSTR lpszFileName)
 
VOID SetStatus (SCRNSHOT_STATUS Status)
 
VOID PaintOnDC (HDC hdc, int width, int height, BOOL bDrawBkgnd)
 
float GetLoadingDotWidth (int width, int height)
 
float GetFrameDotShift (int Frame, int width, int height)
 

Private Attributes

SCRNSHOT_STATUS ScrnshotPrevStauts = SCRNSHOT_PREV_EMPTY
 
ImagepImage = NULL
 
HICON hBrokenImgIcon = NULL
 
BOOL bLoadingTimerOn = FALSE
 
int LoadingAnimationFrame = 0
 
int BrokenImgSize = BROKENIMG_ICON_SIZE
 
pASYNCINET AsyncInet = NULL
 
LONGLONG ContentID = 0
 
ATL::CStringW TempImagePath
 

Additional Inherited Members

- Public Types inherited from ATL::CWindowImplRoot< TBase >
enum  { WINSTATE_DESTROYED = 0x00000001 }
 
- Public Attributes inherited from ATL::CWindowImplBaseT< TBase, TWinTraits >
WNDPROC m_pfnSuperWindowProc
 
- Public Attributes inherited from ATL::CWindowImplRoot< TBase >
CWndProcThunk m_thunk
 
const _ATL_MSGm_pCurrentMsg
 
DWORD m_dwState
 
- Public Attributes inherited from ATL::CWindow
HWND m_hWnd
 
- Static Public Attributes inherited from ATL::CWindow
static RECT rcDefault
 

Detailed Description

Definition at line 122 of file appview.h.

Constructor & Destructor Documentation

◆ ~CAppScrnshotPreview()

CAppScrnshotPreview::~CAppScrnshotPreview ( )

Definition at line 888 of file appview.cpp.

889{
891}
VOID PreviousDisplayCleanup()
Definition: appview.cpp:773

Member Function Documentation

◆ Create()

HWND CAppScrnshotPreview::Create ( HWND  hParent)

Definition at line 766 of file appview.cpp.

767{
768 RECT r = { 0,0,0,0 };
769
770 return CWindowImpl::Create(hParent, r, L"", WS_CHILD | WS_VISIBLE);
771}
HWND Create(HWND hWndParent, _U_RECT rect=NULL, LPCTSTR szWindowName=NULL, DWORD dwStyle=0, DWORD dwExStyle=0, _U_MENUorID MenuOrID=0U, LPVOID lpCreateParam=NULL)
Definition: atlwin.h:1728
GLdouble GLdouble GLdouble r
Definition: gl.h:2055
#define L(x)
Definition: ntvdm.h:50
#define WS_CHILD
Definition: pedump.c:617
#define WS_VISIBLE
Definition: pedump.c:620

Referenced by CAppInfoDisplay::ProcessWindowMessage().

◆ DisplayEmpty()

VOID CAppScrnshotPreview::DisplayEmpty ( )

Definition at line 797 of file appview.cpp.

798{
802}
@ SCRNSHOT_PREV_EMPTY
Definition: appview.h:46
#define InterlockedIncrement64(a)
Definition: btrfs_drv.h:143
VOID SetStatus(SCRNSHOT_STATUS Status)
Definition: appview.cpp:634
LONGLONG ContentID
Definition: appview.h:134

Referenced by CAppInfoDisplay::SetWelcomeText(), CAppInfoDisplay::ShowAvailableAppInfo(), and CAppInfoDisplay::ShowInstalledAppInfo().

◆ DisplayFailed()

VOID CAppScrnshotPreview::DisplayFailed ( )
private

Definition at line 614 of file appview.cpp.

Referenced by DisplayFile(), DisplayImage(), and ProcessWindowMessage().

◆ DisplayFile()

BOOL CAppScrnshotPreview::DisplayFile ( LPCWSTR  lpszFileName)
private

Definition at line 621 of file appview.cpp.

622{
625 pImage = Bitmap::FromFile(lpszFileName, 0);
626 if (pImage->GetLastStatus() != Ok)
627 {
629 return FALSE;
630 }
631 return TRUE;
632}
@ SCRNSHOT_PREV_IMAGE
Definition: appview.h:48
static Bitmap * FromFile(const WCHAR *filename, BOOL useEmbeddedColorManagement)
Status GetLastStatus()
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
@ Ok
Definition: gdiplustypes.h:26

Referenced by DisplayImage(), and ProcessWindowMessage().

◆ DisplayImage()

BOOL CAppScrnshotPreview::DisplayImage ( LPCWSTR  lpszLocation)

Definition at line 804 of file appview.cpp.

805{
808
809 if (PathIsURLW(lpszLocation))
810 {
812
814 if (!DownloadParam) return FALSE;
815
816 DownloadParam->hwndNotify = m_hWnd;
817 DownloadParam->ID = ID;
818 // generate a filename
820 PathAppendW(ScrnshotFolder.GetBuffer(MAX_PATH), L"screenshots");
821 ScrnshotFolder.ReleaseBuffer();
822
823 if (!PathIsDirectoryW(ScrnshotFolder.GetString()))
824 {
825 CreateDirectoryW(ScrnshotFolder.GetString(), NULL);
826 }
827
828 if (!GetTempFileNameW(ScrnshotFolder.GetString(), L"img",
829 0, DownloadParam->DownloadFileName.GetBuffer(MAX_PATH)))
830 {
831 DownloadParam->DownloadFileName.ReleaseBuffer();
832 delete DownloadParam;
834 return FALSE;
835 }
836 DownloadParam->DownloadFileName.ReleaseBuffer();
837
838 DownloadParam->hFile = CreateFileW(DownloadParam->DownloadFileName.GetString(),
841 {
842 delete DownloadParam;
844 return FALSE;
845 }
846
848 if (!AsyncInet)
849 {
851 DeleteFileW(DownloadParam->DownloadFileName.GetBuffer());
852 delete DownloadParam;
854 return FALSE;
855 }
856 return TRUE;
857 }
858 else
859 {
860 return DisplayFile(lpszLocation);
861 }
862}
int ScrnshotDownloadCallback(pASYNCINET AsyncInet, ASYNC_EVENT Event, WPARAM wParam, LPARAM lParam, VOID *Extension)
Definition: appview.cpp:443
struct __ScrnshotDownloadParam ScrnshotDownloadParam
pASYNCINET AsyncInetDownload(LPCWSTR lpszAgent, DWORD dwAccessType, LPCWSTR lpszProxy, LPCWSTR lpszProxyBypass, LPCWSTR lpszUrl, BOOL bAllowCache, ASYNCINET_CALLBACK Callback, VOID *Extension)
Definition: asyncinet.cpp:33
PCXSTR GetString() const
Definition: atlsimpstr.h:361
void ReleaseBuffer(_In_ int nNewLength=-1)
Definition: atlsimpstr.h:372
HWND m_hWnd
Definition: atlwin.h:267
BOOL DisplayFile(LPCWSTR lpszFileName)
Definition: appview.cpp:621
pASYNCINET AsyncInet
Definition: appview.h:133
static AvailableStrings m_Strings
Definition: available.h:112
#define NULL
Definition: types.h:112
#define CloseHandle
Definition: compat.h:739
#define INVALID_HANDLE_VALUE
Definition: compat.h:731
#define MAX_PATH
Definition: compat.h:34
#define CreateFileW
Definition: compat.h:741
#define FILE_ATTRIBUTE_NORMAL
Definition: compat.h:137
BOOL WINAPI DeleteFileW(IN LPCWSTR lpFileName)
Definition: delete.c:39
BOOL WINAPI CreateDirectoryW(IN LPCWSTR lpPathName, IN LPSECURITY_ATTRIBUTES lpSecurityAttributes)
Definition: dir.c:90
BOOL WINAPI PathAppendW(LPWSTR lpszPath, LPCWSTR lpszAppend)
Definition: path.c:126
BOOL WINAPI PathIsDirectoryW(LPCWSTR lpszPath)
Definition: path.c:1722
BOOL WINAPI PathIsURLW(LPCWSTR lpstrPath)
Definition: url.c:2432
UINT WINAPI GetTempFileNameW(IN LPCWSTR lpPathName, IN LPCWSTR lpPrefixString, IN UINT uUnique, OUT LPWSTR lpTempFileName)
Definition: filename.c:84
#define CREATE_ALWAYS
Definition: disk.h:72
#define GENERIC_WRITE
Definition: nt_native.h:90
#define ID
Definition: ruserpass.c:36
ATL::CStringW szAppsPath
Definition: available.h:33
int64_t LONGLONG
Definition: typedefs.h:68
#define INTERNET_OPEN_TYPE_PRECONFIG
Definition: wininet.h:521

Referenced by CAppInfoDisplay::ShowAvailableAppInfo().

◆ DisplayLoading()

VOID CAppScrnshotPreview::DisplayLoading ( )
private

Definition at line 602 of file appview.cpp.

603{
605 if (bLoadingTimerOn)
606 {
608 }
612}
#define LOADING_ANIMATION_FPS
Definition: appview.h:55
@ SCRNSHOT_PREV_LOADING
Definition: appview.h:47
#define TIMER_LOADING_ANIMATION
Definition: appview.h:52
int LoadingAnimationFrame
Definition: appview.h:131
UINT_PTR WINAPI SetTimer(_In_opt_ HWND, _In_ UINT_PTR, _In_ UINT, _In_opt_ TIMERPROC)
BOOL WINAPI KillTimer(_In_opt_ HWND, _In_ UINT_PTR)

Referenced by DisplayImage().

◆ GetFrameDotShift()

float CAppScrnshotPreview::GetFrameDotShift ( int  Frame,
int  width,
int  height 
)
private

Definition at line 734 of file appview.cpp.

735{
736 return min(width, height) *
737 (1.0 / 16.0) *
738 (2.0 / (2.0 - sqrt(3.0))) *
739 (max(sin((float)Frame * 2 * PI / (LOADING_ANIMATION_PERIOD * LOADING_ANIMATION_FPS)), sqrt(3.0) / 2.0) - sqrt(3.0) / 2.0);
740}
_STLP_DECLSPEC complex< float > _STLP_CALL sin(const complex< float > &)
_STLP_DECLSPEC complex< float > _STLP_CALL sqrt(const complex< float > &)
Definition: complex.cpp:188
#define PI
Definition: appview.h:58
#define LOADING_ANIMATION_PERIOD
Definition: appview.h:54
GLint GLint GLsizei GLsizei height
Definition: gl.h:1546
GLint GLint GLsizei width
Definition: gl.h:1546
#define min(a, b)
Definition: monoChain.cc:55
#define max(a, b)
Definition: svc.c:63

Referenced by PaintOnDC().

◆ GetLoadingDotWidth()

float CAppScrnshotPreview::GetLoadingDotWidth ( int  width,
int  height 
)
private

Definition at line 729 of file appview.cpp.

730{
731 return min(width, height) / 20.0;
732}

Referenced by PaintOnDC().

◆ GetRequestedWidth()

int CAppScrnshotPreview::GetRequestedWidth ( int  Height)

Definition at line 864 of file appview.cpp.

865{
866 switch (ScrnshotPrevStauts)
867 {
869 return 0;
871 return 200;
873 if (pImage)
874 {
875 // return the width needed to display image inside the window.
876 // and always keep window w/h ratio inside [ 1/SCRNSHOT_MAX_ASPECT_RAT, SCRNSHOT_MAX_ASPECT_RAT ]
877 return (int)floor((float)Height *
878 max(min((float)pImage->GetWidth() / (float)pImage->GetHeight(), (float)SCRNSHOT_MAX_ASPECT_RAT), 1.0 / (float)SCRNSHOT_MAX_ASPECT_RAT));
879 }
880 return 0;
882 return 200;
883 default:
884 return 0;
885 }
886}
#define SCRNSHOT_MAX_ASPECT_RAT
Definition: appview.h:29
SCRNSHOT_STATUS ScrnshotPrevStauts
Definition: appview.h:127
UINT GetWidth()
UINT GetHeight()
_Check_return_ _CRTIMP double __cdecl floor(_In_ double x)
_In_ HFONT _Out_ PUINT Height
Definition: font.h:125

Referenced by CAppInfoDisplay::ResizeChildren().

◆ GetWndClassInfo()

ATL::CWndClassInfo & CAppScrnshotPreview::GetWndClassInfo ( )
static

Definition at line 742 of file appview.cpp.

743{
744 DWORD csStyle = CS_VREDRAW | CS_HREDRAW;
745 static ATL::CWndClassInfo wc =
746 {
747 {
748 sizeof(WNDCLASSEX),
749 csStyle,
751 0,
752 0,
753 NULL,
754 0,
756 (HBRUSH)(COLOR_BTNFACE + 1),
757 0,
758 L"RAppsScrnshotPreview",
759 NULL
760 },
761 NULL, NULL, IDC_ARROW, TRUE, 0, _T("")
762 };
763 return wc;
764}
static LRESULT CALLBACK StartWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
Definition: atlwin.h:1613
unsigned long DWORD
Definition: ntddk_ex.h:95
#define _T(x)
Definition: vfdio.h:22
#define CS_VREDRAW
Definition: winuser.h:653
#define CS_HREDRAW
Definition: winuser.h:648
#define IDC_ARROW
Definition: winuser.h:682
HCURSOR WINAPI LoadCursorW(_In_opt_ HINSTANCE, _In_ LPCWSTR)
Definition: cursoricon.c:2074
WNDCLASSEXA WNDCLASSEX
Definition: winuser.h:5709
#define COLOR_BTNFACE
Definition: winuser.h:922

◆ PaintOnDC()

VOID CAppScrnshotPreview::PaintOnDC ( HDC  hdc,
int  width,
int  height,
BOOL  bDrawBkgnd 
)
private

Definition at line 639 of file appview.cpp.

640{
641 // use an off screen dc to avoid blinking
645
646 if (bDrawBkgnd)
647 {
648 HBRUSH hOldBrush = (HBRUSH)SelectObject(hdcMem, (HGDIOBJ)GetSysColorBrush(COLOR_BTNFACE));
649 PatBlt(hdcMem, 0, 0, width, height, PATCOPY);
650 SelectObject(hdcMem, hOldBrush);
651 }
652
653 switch (ScrnshotPrevStauts)
654 {
656 {
657
658 }
659 break;
660
662 {
663 Graphics graphics(hdcMem);
664 Color color(255, 0, 0);
665 SolidBrush dotBrush(Color(255, 100, 100, 100));
666
667 graphics.SetSmoothingMode(SmoothingMode::SmoothingModeAntiAlias);
668
669 // Paint three dot
670 float DotWidth = GetLoadingDotWidth(width, height);
671 graphics.FillEllipse((Brush *)(&dotBrush),
672 (REAL)width / 2.0 - min(width, height) * 2.0 / 16.0 - DotWidth / 2.0,
674 DotWidth,
675 DotWidth);
676
677 graphics.FillEllipse((Brush *)(&dotBrush),
678 (REAL)width / 2.0 - DotWidth / 2.0,
679 (REAL)height / 2.0 - GetFrameDotShift(LoadingAnimationFrame, width, height) - DotWidth / 2.0,
680 DotWidth,
681 DotWidth);
682
683 graphics.FillEllipse((Brush *)(&dotBrush),
684 (REAL)width / 2.0 + min(width, height) * 2.0 / 16.0 - DotWidth / 2.0,
686 DotWidth,
687 DotWidth);
688 }
689 break;
690
692 {
693 if (pImage)
694 {
695 // always draw entire image inside the window.
696 Graphics graphics(hdcMem);
697 float ZoomRatio = min(((float)width / (float)pImage->GetWidth()), ((float)height / (float)pImage->GetHeight()));
698 float ZoomedImgWidth = ZoomRatio * (float)pImage->GetWidth();
699 float ZoomedImgHeight = ZoomRatio * (float)pImage->GetHeight();
700
701 graphics.DrawImage(pImage,
702 ((float)width - ZoomedImgWidth) / 2.0, ((float)height - ZoomedImgHeight) / 2.0,
703 ZoomedImgWidth, ZoomedImgHeight);
704 }
705 }
706 break;
707
709 {
711 (width - BrokenImgSize) / 2,
712 (height - BrokenImgSize) / 2,
716 NULL,
717 NULL,
719 }
720 break;
721 }
722
723 // copy the content form off-screen dc to hdc
724 BitBlt(hdc, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
727}
float GetLoadingDotWidth(int width, int height)
Definition: appview.cpp:729
HICON hBrokenImgIcon
Definition: appview.h:129
float GetFrameDotShift(int Frame, int width, int height)
Definition: appview.cpp:734
static HBITMAP hBitmap
Definition: timezone.c:26
float REAL
Definition: types.h:41
static VOID NTAPI BitBlt(_In_ ULONG Left, _In_ ULONG Top, _In_ ULONG Width, _In_ ULONG Height, _In_reads_bytes_(Delta *Height) PUCHAR Buffer, _In_ ULONG BitsPerPixel, _In_ ULONG Delta)
Definition: common.c:49
pKey DeleteObject()
GLuint color
Definition: glext.h:6243
HDC hdc
Definition: main.c:9
static HBITMAP
Definition: button.c:44
static HDC
Definition: imagelist.c:92
static float(__cdecl *square_half_float)(float x
HDC hdcMem
Definition: welcome.c:104
#define DI_COMPAT
Definition: wingdi.h:68
HGDIOBJ WINAPI SelectObject(_In_ HDC, _In_ HGDIOBJ)
Definition: dc.c:1539
#define DI_NORMAL
Definition: wingdi.h:72
HDC WINAPI CreateCompatibleDC(_In_opt_ HDC hdc)
#define SRCCOPY
Definition: wingdi.h:333
#define PATCOPY
Definition: wingdi.h:335
BOOL WINAPI PatBlt(_In_ HDC, _In_ int, _In_ int, _In_ int, _In_ int, _In_ DWORD)
HBITMAP WINAPI CreateCompatibleBitmap(_In_ HDC hdc, _In_ INT cx, _In_ INT cy)
BOOL WINAPI DeleteDC(_In_ HDC)
HBRUSH WINAPI GetSysColorBrush(_In_ int)
BOOL WINAPI DrawIconEx(_In_ HDC, _In_ int, _In_ int, _In_ HICON, _In_ int, _In_ int, _In_ UINT, _In_opt_ HBRUSH, _In_ UINT)
Definition: cursoricon.c:1997

Referenced by ProcessWindowMessage().

◆ PreviousDisplayCleanup()

VOID CAppScrnshotPreview::PreviousDisplayCleanup ( )

Definition at line 773 of file appview.cpp.

774{
775 if (bLoadingTimerOn)
776 {
779 }
781 if (pImage)
782 {
783 delete pImage;
784 pImage = NULL;
785 }
786 if (AsyncInet)
787 {
789 }
790 if (!TempImagePath.IsEmpty())
791 {
794 }
795}
BOOL AsyncInetCancel(pASYNCINET AsyncInet)
Definition: asyncinet.cpp:126
bool IsEmpty() const
Definition: atlsimpstr.h:379
ATL::CStringW TempImagePath
Definition: appview.h:135

Referenced by DisplayEmpty(), DisplayFailed(), DisplayFile(), DisplayImage(), ProcessWindowMessage(), and ~CAppScrnshotPreview().

◆ ProcessWindowMessage()

BOOL CAppScrnshotPreview::ProcessWindowMessage ( HWND  hwnd,
UINT  Msg,
WPARAM  wParam,
LPARAM  lParam,
LRESULT theResult,
DWORD  dwMapId 
)
privatevirtual

Implements ATL::CMessageMap.

Definition at line 480 of file appview.cpp.

481{
482 theResult = 0;
483 switch (Msg)
484 {
485 case WM_CREATE:
487 break;
488 case WM_SIZE:
489 {
491 {
493
494 if (hBrokenImgIcon)
495 {
498 }
499 }
500 break;
501 }
503 {
506 AsyncInet = NULL;
507 switch (wParam)
508 {
509 case ERROR_SUCCESS:
510 if (ContentID == DownloadParam->ID)
511 {
512 DisplayFile(DownloadParam->DownloadFileName);
513 // send a message to trigger resizing
515 InvalidateRect(0, 0);
516 TempImagePath = DownloadParam->DownloadFileName; // record tmp file path in order to delete it when cleanup
517 }
518 else
519 {
520 // the picture downloaded is already outdated. delete it.
521 DeleteFileW(DownloadParam->DownloadFileName);
522 }
523 break;
524 case ERROR_CANCELLED:
525 DeleteFileW(DownloadParam->DownloadFileName);
526 break;
527 default:
529 // send a message to trigger resizing
531 InvalidateRect(0, 0);
532 DeleteFileW(DownloadParam->DownloadFileName);
533 break;
534 }
535 delete DownloadParam;
536 break;
537 }
538 case WM_PAINT:
539 {
540 PAINTSTRUCT ps;
541 HDC hdc = BeginPaint(&ps);
542 CRect rect;
544
546 rect.Width(),
547 rect.Height(),
548 ps.fErase);
549
550 EndPaint(&ps);
551 break;
552 }
553 case WM_PRINTCLIENT:
554 {
556 {
557 if (!IsWindowVisible()) break;
558 }
559 CRect rect;
561
563 rect.Width(),
564 rect.Height(),
566 break;
567 }
568 case WM_ERASEBKGND:
569 {
570 return TRUE; // do not erase to avoid blinking
571 }
572 case WM_TIMER:
573 {
574 switch (wParam)
575 {
579 HDC hdc = GetDC();
580 CRect rect;
582
584 rect.Width(),
585 rect.Height(),
586 TRUE);
587 ReleaseDC(hdc);
588 }
589 break;
590 }
591 case WM_DESTROY:
592 {
596 break;
597 }
598 }
599 return FALSE;
600}
#define WM_RAPPS_DOWNLOAD_COMPLETE
Definition: appview.h:41
#define BROKENIMG_ICON_SIZE
Definition: appview.h:26
#define WM_RAPPS_RESIZE_CHILDREN
Definition: appview.h:42
VOID AsyncInetRelease(pASYNCINET AsyncInet)
Definition: asyncinet.cpp:184
#define IDI_BROKEN_IMAGE
Definition: resource.h:17
HDC GetDC()
Definition: atlwin.h:541
CWindow GetParent() const
Definition: atlwin.h:694
BOOL IsWindowVisible() const
Definition: atlwin.h:952
VOID PaintOnDC(HDC hdc, int width, int height, BOOL bDrawBkgnd)
Definition: appview.cpp:639
WPARAM wParam
Definition: combotst.c:138
LPARAM lParam
Definition: combotst.c:139
struct @1616 Msg[]
#define ERROR_SUCCESS
Definition: deptool.c:10
HINSTANCE hInst
Definition: dxdiag.c:13
static HICON
Definition: imagelist.c:84
#define WM_PRINTCLIENT
Definition: richedit.h:70
& rect
Definition: startmenu.cpp:1413
#define GET_Y_LPARAM(lp)
Definition: windowsx.h:300
#define GET_X_LPARAM(lp)
Definition: windowsx.h:299
#define ERROR_CANCELLED
Definition: winerror.h:726
#define WM_PAINT
Definition: winuser.h:1610
int WINAPI ReleaseDC(_In_opt_ HWND, _In_ HDC)
#define WM_ERASEBKGND
Definition: winuser.h:1615
#define IMAGE_ICON
Definition: winuser.h:212
#define WM_CREATE
Definition: winuser.h:1598
#define WM_SIZE
Definition: winuser.h:1601
#define PRF_ERASEBKGND
Definition: winuser.h:2516
BOOL WINAPI GetClientRect(_In_ HWND, _Out_ LPRECT)
#define WM_TIMER
Definition: winuser.h:1732
BOOL WINAPI EndPaint(_In_ HWND, _In_ const PAINTSTRUCT *)
#define LoadImage
Definition: winuser.h:5805
#define PRF_CHECKVISIBLE
Definition: winuser.h:2513
#define WM_DESTROY
Definition: winuser.h:1599
BOOL WINAPI InvalidateRect(_In_opt_ HWND, _In_opt_ LPCRECT, _In_ BOOL)
HDC WINAPI BeginPaint(_In_ HWND, _Out_ LPPAINTSTRUCT)
#define MAKEINTRESOURCE
Definition: winuser.h:591
LRESULT WINAPI SendMessageW(_In_ HWND, _In_ UINT, _In_ WPARAM, _In_ LPARAM)

◆ SetStatus()

VOID CAppScrnshotPreview::SetStatus ( SCRNSHOT_STATUS  Status)
private

Definition at line 634 of file appview.cpp.

635{
637}
Status
Definition: gdiplustypes.h:25

Referenced by DisplayEmpty(), DisplayFailed(), DisplayFile(), and DisplayLoading().

Member Data Documentation

◆ AsyncInet

pASYNCINET CAppScrnshotPreview::AsyncInet = NULL
private

Definition at line 133 of file appview.h.

Referenced by DisplayImage(), PreviousDisplayCleanup(), and ProcessWindowMessage().

◆ bLoadingTimerOn

BOOL CAppScrnshotPreview::bLoadingTimerOn = FALSE
private

Definition at line 130 of file appview.h.

Referenced by DisplayLoading(), and PreviousDisplayCleanup().

◆ BrokenImgSize

int CAppScrnshotPreview::BrokenImgSize = BROKENIMG_ICON_SIZE
private

Definition at line 132 of file appview.h.

Referenced by PaintOnDC(), and ProcessWindowMessage().

◆ ContentID

LONGLONG CAppScrnshotPreview::ContentID = 0
private

Definition at line 134 of file appview.h.

Referenced by DisplayEmpty(), DisplayFailed(), DisplayImage(), and ProcessWindowMessage().

◆ hBrokenImgIcon

HICON CAppScrnshotPreview::hBrokenImgIcon = NULL
private

Definition at line 129 of file appview.h.

Referenced by PaintOnDC(), and ProcessWindowMessage().

◆ LoadingAnimationFrame

int CAppScrnshotPreview::LoadingAnimationFrame = 0
private

Definition at line 131 of file appview.h.

Referenced by DisplayLoading(), PaintOnDC(), PreviousDisplayCleanup(), and ProcessWindowMessage().

◆ pImage

Image* CAppScrnshotPreview::pImage = NULL
private

Definition at line 128 of file appview.h.

Referenced by DisplayFile(), GetRequestedWidth(), PaintOnDC(), and PreviousDisplayCleanup().

◆ ScrnshotPrevStauts

SCRNSHOT_STATUS CAppScrnshotPreview::ScrnshotPrevStauts = SCRNSHOT_PREV_EMPTY
private

Definition at line 127 of file appview.h.

Referenced by GetRequestedWidth(), PaintOnDC(), and SetStatus().

◆ TempImagePath

ATL::CStringW CAppScrnshotPreview::TempImagePath
private

Definition at line 135 of file appview.h.

Referenced by PreviousDisplayCleanup(), and ProcessWindowMessage().


The documentation for this class was generated from the following files: