TBool CBrowserPicWindow::DoKeyEventL(TInt aKeyCode)
{
TBool keyResult = ETrue;
if(iOpenComplete)
{
switch(aKeyCode)
{
case KKeyCodeUp:
case KKeyCodeDown:
break;
case KKeyCodeLeft:
DoPopUpMenuCommand(EPopUp);
break;
case KKeyCodeRight:
DoPopUpMenuCommand(EPopNext);
break;
case KOKKey:
DoPopUpMenuCommand(EPopScreenShow);
break;
case KLeftSoftKey:
InitPopUpMenu();
break;
case KRightSoftKey:
if (iFullScreenShow)
{
iFullScreenShow=false;
SetShowRect(iMainEngine.ScreenLayout().WhiteBackgroundRect());
iIsNormalWindow=true;
ShowTitleBar();
iMainEngine.RequestDraw();
}
else
{
GoBackToParentWindow();
}
break;
case '4':
DoPopUpMenuCommand(EPopUp);
break;
case '6':
DoPopUpMenuCommand(EPopNext);
break;
case '0':
DoPopUpMenuCommand(EPopScreenShow);
break;
default:
keyResult = EFalse;
break;
}
}
return keyResult;
}
void CBrowserPicWindow::ConstructL()
{
ChangeButton();
((CControlFactory&)iMainEngine.ControlFactory()).SetParentWindow(this);
iTitleBar=iMainEngine.ControlFactory().CreateDefaultTitleBarL(_L(""));
iShowControlText=EFalse;
//不允许弹出0*#界面
iCanPopUpWindow=EFalse;
SetShowRect(iMainEngine.ScreenLayout().WhiteBackgroundRect());
}
LRESULT CALLBACK WindowProcedure(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) {
static int width;
static int height;
static int open = 0;
static TCHAR fullPath[MAX_PATH];
static TCHAR fileName[MAX_PATH];
static char u8FullPath[MAX_PATH];
static RECT windowRect;
static RECT deskRect;
static HWND deskHwnd;
static int fullScreen = 0;
static long windowStyle;
static SDL_Window *sdlWindow = 0;
static SDL_Renderer *sdlRenderer = 0;
static SDL_Surface *sdlSurface = 0;
static SDL_Texture *sdlTexture = 0;
static SDL_Rect sdlShowRect; //窗口中显示图像的具体区域
switch (message) {
case WM_CREATE:
sdlWindow = SDL_CreateWindowFrom(hwnd);
sdlRenderer = SDL_CreateRenderer(sdlWindow, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
sdlSurface = SDL_LoadBMP("PictureViewer.bmp");
sdlTexture = SDL_CreateTextureFromSurface(sdlRenderer, sdlSurface);
SDL_FreeSurface(sdlSurface);
break;
case WM_SIZE:
if (open == 0) {
SDL_RenderClear(sdlRenderer);
SDL_RenderCopy(sdlRenderer, sdlTexture, 0, 0);
SDL_RenderPresent(sdlRenderer);
}
else {
sdlShowRect = SetShowRect(hwnd, width, height);
SDL_RenderClear(sdlRenderer);
SDL_RenderCopy(sdlRenderer, sdlTexture, 0, &sdlShowRect);
SDL_RenderPresent(sdlRenderer);
}
break;
case WM_LBUTTONDBLCLK:
if (!fullScreen) {
windowStyle = GetWindowLong(hwnd, GWL_STYLE);
GetWindowRect(hwnd, &windowRect);
deskHwnd = GetDesktopWindow();
GetWindowRect(deskHwnd, &deskRect);
SetWindowLong(hwnd, GWL_STYLE, WS_CHILD);
SetWindowPos(hwnd, HWND_TOP, 0, 0, deskRect.right, deskRect.bottom, SWP_SHOWWINDOW);
fullScreen = 1;
}
else {
SetWindowLong(hwnd, GWL_STYLE, windowStyle);
MoveWindow(hwnd, windowRect.left, windowRect.top, windowRect.right - windowRect.left, windowRect.bottom - windowRect.top, true);
fullScreen = 0;
}
break;
case WM_LBUTTONDOWN:
open = 1;
SDL_DestroyTexture(sdlTexture);
if (!OpenFile(hwnd, fullPath, fileName,&sdlShowRect)) {
return -1;
}
WideCharToMultiByte(CP_UTF8,0, fullPath,-1, u8FullPath, sizeof(u8FullPath),0,0);
sdlSurface = IMG_Load(u8FullPath);
width = sdlSurface->w;
height = sdlSurface->h;
sdlShowRect = SetShowRect(hwnd, width, height);
sdlTexture = SDL_CreateTextureFromSurface(sdlRenderer, sdlSurface);
SDL_FreeSurface(sdlSurface);
SDL_RenderClear(sdlRenderer);
SDL_RenderCopy(sdlRenderer, sdlTexture, 0, &sdlShowRect);
SDL_RenderPresent(sdlRenderer);
break;
case WM_CLOSE:
SDL_DestroyTexture(sdlTexture);
SDL_DestroyRenderer(sdlRenderer);
SDL_DestroyWindow(sdlWindow);
DestroyWindow(hwnd);
break;
case WM_DESTROY:
SDL_Quit();
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd, message, wParam, lParam);
}
return 0;
}
