ReactOS 0.4.15-dev-8241-g63935f8
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 (const CStringW &BasePath)
 
 ~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

CStringW m_BasePath
 
SCRNSHOT_STATUS ScrnshotPrevStauts = SCRNSHOT_PREV_EMPTY
 
Gdiplus::Image * pImage = NULL
 
HICON hBrokenImgIcon = NULL
 
BOOL bLoadingTimerOn = FALSE
 
int LoadingAnimationFrame = 0
 
int BrokenImgSize = BROKENIMG_ICON_SIZE
 
pASYNCINET AsyncInet = NULL
 
LONGLONG ContentID = 0
 
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 99 of file appview.h.

Constructor & Destructor Documentation

◆ CAppScrnshotPreview()

CAppScrnshotPreview::CAppScrnshotPreview ( const CStringW BasePath)

Definition at line 320 of file appview.cpp.

320 : m_BasePath(BasePath)
321{
322}
CStringW m_BasePath
Definition: appview.h:102

◆ ~CAppScrnshotPreview()

CAppScrnshotPreview::~CAppScrnshotPreview ( )

Definition at line 735 of file appview.cpp.

736{
738}
VOID PreviousDisplayCleanup()
Definition: appview.cpp:612

Member Function Documentation

◆ Create()

HWND CAppScrnshotPreview::Create ( HWND  hParent)

Definition at line 604 of file appview.cpp.

605{
606 RECT r = {0, 0, 0, 0};
607
608 return CWindowImpl::Create(hParent, r, L"", WS_CHILD | WS_VISIBLE);
609}
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:1734
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 637 of file appview.cpp.

638{
642}
@ SCRNSHOT_PREV_EMPTY
Definition: appview.h:46
#define InterlockedIncrement64(a)
Definition: btrfs_drv.h:143
VOID SetStatus(SCRNSHOT_STATUS Status)
Definition: appview.cpp:484
LONGLONG ContentID
Definition: appview.h:110

Referenced by CAppInfoDisplay::SetWelcomeText(), and CAppInfoDisplay::ShowAppInfo().

◆ DisplayFailed()

VOID CAppScrnshotPreview::DisplayFailed ( )
private

Definition at line 462 of file appview.cpp.

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

◆ DisplayFile()

BOOL CAppScrnshotPreview::DisplayFile ( LPCWSTR  lpszFileName)
private

Definition at line 470 of file appview.cpp.

471{
474 pImage = Bitmap::FromFile(lpszFileName, 0);
475 if (pImage->GetLastStatus() != Ok)
476 {
478 return FALSE;
479 }
480 return TRUE;
481}
@ SCRNSHOT_PREV_IMAGE
Definition: appview.h:48
static Bitmap * FromFile(const WCHAR *filename, BOOL useEmbeddedColorManagement)
Gdiplus::Image * pImage
Definition: appview.h:104
#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 645 of file appview.cpp.

646{
649
650 if (PathIsURLW(lpszLocation))
651 {
653
655 if (!DownloadParam)
656 return FALSE;
657
658 DownloadParam->hwndNotify = m_hWnd;
659 DownloadParam->ID = ID;
660 // generate a filename
661 CStringW ScrnshotFolder = m_BasePath;
662 PathAppendW(ScrnshotFolder.GetBuffer(MAX_PATH), L"screenshots");
663 ScrnshotFolder.ReleaseBuffer();
664
665 if (!PathIsDirectoryW(ScrnshotFolder.GetString()))
666 {
667 CreateDirectoryW(ScrnshotFolder.GetString(), NULL);
668 }
669
670 if (!GetTempFileNameW(
671 ScrnshotFolder.GetString(), L"img", 0, DownloadParam->DownloadFileName.GetBuffer(MAX_PATH)))
672 {
673 DownloadParam->DownloadFileName.ReleaseBuffer();
674 delete DownloadParam;
676 return FALSE;
677 }
678 DownloadParam->DownloadFileName.ReleaseBuffer();
679
680 DownloadParam->hFile = CreateFileW(
681 DownloadParam->DownloadFileName.GetString(), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL,
682 NULL);
684 {
685 delete DownloadParam;
687 return FALSE;
688 }
689
692 if (!AsyncInet)
693 {
695 DeleteFileW(DownloadParam->DownloadFileName.GetBuffer());
696 delete DownloadParam;
698 return FALSE;
699 }
700 return TRUE;
701 }
702 else
703 {
704 return DisplayFile(lpszLocation);
705 }
706}
int ScrnshotDownloadCallback(pASYNCINET AsyncInet, ASYNC_EVENT Event, WPARAM wParam, LPARAM lParam, VOID *Extension)
Definition: appview.cpp:288
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
void ReleaseBuffer(_In_ int nNewLength=-1)
Definition: atlsimpstr.h:387
PXSTR GetString() noexcept
Definition: atlsimpstr.h:367
HWND m_hWnd
Definition: atlwin.h:273
BOOL DisplayFile(LPCWSTR lpszFileName)
Definition: appview.cpp:470
pASYNCINET AsyncInet
Definition: appview.h:109
#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 PathIsDirectoryW(LPCWSTR lpszPath)
Definition: path.c:1723
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 PathAppendW
Definition: pathcch.h:309
#define ID
Definition: ruserpass.c:36
int64_t LONGLONG
Definition: typedefs.h:68
#define INTERNET_OPEN_TYPE_PRECONFIG
Definition: wininet.h:521

Referenced by CAppInfoDisplay::ShowAppInfo().

◆ DisplayLoading()

VOID CAppScrnshotPreview::DisplayLoading ( )
private

Definition at line 449 of file appview.cpp.

450{
452 if (bLoadingTimerOn)
453 {
455 }
459}
#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:107
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 580 of file appview.cpp.

581{
582 return min(width, height) * (1.0 / 16.0) * (2.0 / (2.0 - sqrt(3.0))) *
583 (max(sin((float)Frame * 2 * PI / (LOADING_ANIMATION_PERIOD * LOADING_ANIMATION_FPS)), sqrt(3.0) / 2.0) -
584 sqrt(3.0) / 2.0);
585}
_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:57
#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 574 of file appview.cpp.

575{
576 return min(width, height) / 20.0;
577}

Referenced by PaintOnDC().

◆ GetRequestedWidth()

int CAppScrnshotPreview::GetRequestedWidth ( int  Height)

Definition at line 709 of file appview.cpp.

710{
711 switch (ScrnshotPrevStauts)
712 {
714 return 0;
716 return 200;
718 if (pImage)
719 {
720 // return the width needed to display image inside the window.
721 // and always keep window w/h ratio inside [ 1/SCRNSHOT_MAX_ASPECT_RAT, SCRNSHOT_MAX_ASPECT_RAT ]
722 return (int)floor(
723 (float)Height *
724 max(min((float)pImage->GetWidth() / (float)pImage->GetHeight(), (float)SCRNSHOT_MAX_ASPECT_RAT),
725 1.0 / (float)SCRNSHOT_MAX_ASPECT_RAT));
726 }
727 return 0;
729 return 200;
730 default:
731 return 0;
732 }
733}
#define SCRNSHOT_MAX_ASPECT_RAT
Definition: appview.h:27
SCRNSHOT_STATUS ScrnshotPrevStauts
Definition: appview.h:103
_Check_return_ _CRTIMP double __cdecl floor(_In_ double x)
_In_ HFONT _Out_ PUINT Height
Definition: font.h:88

Referenced by CAppInfoDisplay::ResizeChildren().

◆ GetWndClassInfo()

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

Definition at line 588 of file appview.cpp.

589{
590 DWORD csStyle = CS_VREDRAW | CS_HREDRAW;
591 static ATL::CWndClassInfo wc = {
592 {sizeof(WNDCLASSEX), csStyle, StartWindowProc, 0, 0, NULL, 0, LoadCursorW(NULL, IDC_ARROW),
593 (HBRUSH)(COLOR_BTNFACE + 1), 0, L"RAppsScrnshotPreview", NULL},
594 NULL,
595 NULL,
596 IDC_ARROW,
597 TRUE,
598 0,
599 _T("")};
600 return wc;
601}
static LRESULT CALLBACK StartWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
Definition: atlwin.h:1619
unsigned long DWORD
Definition: ntddk_ex.h:95
#define _T(x)
Definition: vfdio.h:22
#define CS_VREDRAW
Definition: winuser.h:658
#define CS_HREDRAW
Definition: winuser.h:653
#define IDC_ARROW
Definition: winuser.h:687
HCURSOR WINAPI LoadCursorW(_In_opt_ HINSTANCE, _In_ LPCWSTR)
Definition: cursoricon.c:2136
WNDCLASSEXA WNDCLASSEX
Definition: winuser.h:5728
#define COLOR_BTNFACE
Definition: winuser.h:928

◆ PaintOnDC()

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

Definition at line 490 of file appview.cpp.

491{
492 // use an off screen dc to avoid blinking
496
497 if (bDrawBkgnd)
498 {
499 HBRUSH hOldBrush = (HBRUSH)SelectObject(hdcMem, (HGDIOBJ)GetSysColorBrush(COLOR_BTNFACE));
500 PatBlt(hdcMem, 0, 0, width, height, PATCOPY);
501 SelectObject(hdcMem, hOldBrush);
502 }
503
504 switch (ScrnshotPrevStauts)
505 {
507 {
508 }
509 break;
510
512 {
513 Graphics graphics(hdcMem);
514 Color color(255, 0, 0);
515 SolidBrush dotBrush(Color(255, 100, 100, 100));
516
517 graphics.SetSmoothingMode(SmoothingMode::SmoothingModeAntiAlias);
518
519 // Paint three dot
520 float DotWidth = GetLoadingDotWidth(width, height);
521 graphics.FillEllipse(
522 (Brush *)(&dotBrush), (REAL)width / 2.0 - min(width, height) * 2.0 / 16.0 - DotWidth / 2.0,
523 (REAL)height / 2.0 -
525 DotWidth, DotWidth);
526
527 graphics.FillEllipse(
528 (Brush *)(&dotBrush), (REAL)width / 2.0 - DotWidth / 2.0,
529 (REAL)height / 2.0 - GetFrameDotShift(LoadingAnimationFrame, width, height) - DotWidth / 2.0, DotWidth,
530 DotWidth);
531
532 graphics.FillEllipse(
533 (Brush *)(&dotBrush), (REAL)width / 2.0 + min(width, height) * 2.0 / 16.0 - DotWidth / 2.0,
534 (REAL)height / 2.0 -
536 DotWidth, DotWidth);
537 }
538 break;
539
541 {
542 if (pImage)
543 {
544 // always draw entire image inside the window.
545 Graphics graphics(hdcMem);
546 float ZoomRatio =
547 min(((float)width / (float)pImage->GetWidth()), ((float)height / (float)pImage->GetHeight()));
548 float ZoomedImgWidth = ZoomRatio * (float)pImage->GetWidth();
549 float ZoomedImgHeight = ZoomRatio * (float)pImage->GetHeight();
550
551 graphics.DrawImage(
552 pImage, ((float)width - ZoomedImgWidth) / 2.0, ((float)height - ZoomedImgHeight) / 2.0,
553 ZoomedImgWidth, ZoomedImgHeight);
554 }
555 }
556 break;
557
559 {
563 }
564 break;
565 }
566
567 // copy the content form off-screen dc to hdc
568 BitBlt(hdc, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY);
571}
float GetLoadingDotWidth(int width, int height)
Definition: appview.cpp:574
HICON hBrokenImgIcon
Definition: appview.h:105
float GetFrameDotShift(int Frame, int width, int height)
Definition: appview.cpp:580
static HBITMAP hBitmap
Definition: timezone.c:26
float REAL
Definition: types.h:41
static VOID 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:57
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:2059

Referenced by ProcessWindowMessage().

◆ PreviousDisplayCleanup()

VOID CAppScrnshotPreview::PreviousDisplayCleanup ( )

Definition at line 612 of file appview.cpp.

613{
614 if (bLoadingTimerOn)
615 {
618 }
620 if (pImage)
621 {
622 delete pImage;
623 pImage = NULL;
624 }
625 if (AsyncInet)
626 {
628 }
629 if (!TempImagePath.IsEmpty())
630 {
633 }
634}
BOOL AsyncInetCancel(pASYNCINET AsyncInet)
Definition: asyncinet.cpp:126
bool IsEmpty() const noexcept
Definition: atlsimpstr.h:394
void Empty() noexcept
Definition: atlsimpstr.h:253
CStringW TempImagePath
Definition: appview.h:112

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 325 of file appview.cpp.

332{
333 theResult = 0;
334 switch (Msg)
335 {
336 case WM_CREATE:
339 break;
340 case WM_SIZE:
341 {
343 {
345
346 if (hBrokenImgIcon)
347 {
351 }
352 }
353 break;
354 }
356 {
359 AsyncInet = NULL;
360 switch (wParam)
361 {
362 case ERROR_SUCCESS:
363 if (ContentID == DownloadParam->ID)
364 {
365 DisplayFile(DownloadParam->DownloadFileName);
366 // send a message to trigger resizing
368 InvalidateRect(0, 0);
370 DownloadParam->DownloadFileName; // record tmp file path in order to delete it when cleanup
371 }
372 else
373 {
374 // the picture downloaded is already outdated. delete it.
375 DeleteFileW(DownloadParam->DownloadFileName);
376 }
377 break;
378 case ERROR_CANCELLED:
379 DeleteFileW(DownloadParam->DownloadFileName);
380 break;
381 default:
383 // send a message to trigger resizing
385 InvalidateRect(0, 0);
386 DeleteFileW(DownloadParam->DownloadFileName);
387 break;
388 }
389 delete DownloadParam;
390 break;
391 }
392 case WM_PAINT:
393 {
394 PAINTSTRUCT ps;
395 HDC hdc = BeginPaint(&ps);
396 CRect rect;
398
399 PaintOnDC(hdc, rect.Width(), rect.Height(), ps.fErase);
400
401 EndPaint(&ps);
402 break;
403 }
404 case WM_PRINTCLIENT:
405 {
407 {
408 if (!IsWindowVisible())
409 break;
410 }
411 CRect rect;
413
414 PaintOnDC((HDC)wParam, rect.Width(), rect.Height(), lParam & PRF_ERASEBKGND);
415 break;
416 }
417 case WM_ERASEBKGND:
418 {
419 return TRUE; // do not erase to avoid blinking
420 }
421 case WM_TIMER:
422 {
423 switch (wParam)
424 {
428 HDC hdc = GetDC();
429 CRect rect;
431
432 PaintOnDC(hdc, rect.Width(), rect.Height(), TRUE);
433 ReleaseDC(hdc);
434 }
435 break;
436 }
437 case WM_DESTROY:
438 {
442 break;
443 }
444 }
445 return FALSE;
446}
#define WM_RAPPS_DOWNLOAD_COMPLETE
Definition: appview.h:39
#define BROKENIMG_ICON_SIZE
Definition: appview.h:24
#define WM_RAPPS_RESIZE_CHILDREN
Definition: appview.h:41
VOID AsyncInetRelease(pASYNCINET AsyncInet)
Definition: asyncinet.cpp:184
#define IDI_BROKEN_IMAGE
Definition: resource.h:17
HDC GetDC()
Definition: atlwin.h:547
CWindow GetParent() const
Definition: atlwin.h:700
BOOL IsWindowVisible() const
Definition: atlwin.h:958
VOID PaintOnDC(HDC hdc, int width, int height, BOOL bDrawBkgnd)
Definition: appview.cpp:490
WPARAM wParam
Definition: combotst.c:138
LPARAM lParam
Definition: combotst.c:139
struct @1643 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:1620
int WINAPI ReleaseDC(_In_opt_ HWND, _In_ HDC)
#define WM_ERASEBKGND
Definition: winuser.h:1625
#define IMAGE_ICON
Definition: winuser.h:212
#define WM_CREATE
Definition: winuser.h:1608
#define WM_SIZE
Definition: winuser.h:1611
#define PRF_ERASEBKGND
Definition: winuser.h:2526
BOOL WINAPI GetClientRect(_In_ HWND, _Out_ LPRECT)
#define WM_TIMER
Definition: winuser.h:1742
BOOL WINAPI EndPaint(_In_ HWND, _In_ const PAINTSTRUCT *)
#define LoadImage
Definition: winuser.h:5824
#define PRF_CHECKVISIBLE
Definition: winuser.h:2523
#define WM_DESTROY
Definition: winuser.h:1609
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 484 of file appview.cpp.

485{
487}
Status
Definition: gdiplustypes.h:25

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

Member Data Documentation

◆ AsyncInet

pASYNCINET CAppScrnshotPreview::AsyncInet = NULL
private

Definition at line 109 of file appview.h.

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

◆ bLoadingTimerOn

BOOL CAppScrnshotPreview::bLoadingTimerOn = FALSE
private

Definition at line 106 of file appview.h.

Referenced by DisplayLoading(), and PreviousDisplayCleanup().

◆ BrokenImgSize

int CAppScrnshotPreview::BrokenImgSize = BROKENIMG_ICON_SIZE
private

Definition at line 108 of file appview.h.

Referenced by PaintOnDC(), and ProcessWindowMessage().

◆ ContentID

LONGLONG CAppScrnshotPreview::ContentID = 0
private

Definition at line 110 of file appview.h.

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

◆ hBrokenImgIcon

HICON CAppScrnshotPreview::hBrokenImgIcon = NULL
private

Definition at line 105 of file appview.h.

Referenced by PaintOnDC(), and ProcessWindowMessage().

◆ LoadingAnimationFrame

int CAppScrnshotPreview::LoadingAnimationFrame = 0
private

Definition at line 107 of file appview.h.

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

◆ m_BasePath

CStringW CAppScrnshotPreview::m_BasePath
private

Definition at line 102 of file appview.h.

Referenced by DisplayImage().

◆ pImage

Gdiplus::Image* CAppScrnshotPreview::pImage = NULL
private

Definition at line 104 of file appview.h.

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

◆ ScrnshotPrevStauts

SCRNSHOT_STATUS CAppScrnshotPreview::ScrnshotPrevStauts = SCRNSHOT_PREV_EMPTY
private

Definition at line 103 of file appview.h.

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

◆ TempImagePath

CStringW CAppScrnshotPreview::TempImagePath
private

Definition at line 112 of file appview.h.

Referenced by PreviousDisplayCleanup(), and ProcessWindowMessage().


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