CXTThemeManagerStyle* CXTThemeManagerStyleFactory::GetSafeTheme()
{
if (m_pTheme == NULL)
{
m_pTheme = CreateTheme(XTThemeManager()->m_enumTheme);
}
if (m_pTheme)
{
m_pTheme->m_pFactory = this;
m_pTheme->RefreshMetrics();
}
return m_pTheme;
}
void CXTThemeManagerStyleFactory::SetTheme(XTThemeStyle theme)
{
SetTheme(CreateTheme(theme));
}
int WINAPI wWinMain(
__in HINSTANCE hInstance,
__in_opt HINSTANCE /* hPrevInstance */,
__in_z_opt LPWSTR lpCmdLine,
__in int /*nCmdShow*/
)
{
::HeapSetInformation(NULL, HeapEnableTerminationOnCorruption, NULL, 0);
HRESULT hr = S_OK;
BOOL fComInitialized = FALSE;
LPWSTR sczThemeFile = NULL;
ATOM atom = 0;
HWND hWnd = NULL;
HANDLE hDisplayThread = NULL;
HANDLE hLoadThread = NULL;
BOOL fRet = FALSE;
MSG msg = { };
hr = ::CoInitialize(NULL);
ExitOnFailure(hr, "Failed to initialize COM.");
fComInitialized = TRUE;
hr = ProcessCommandLine(lpCmdLine, &sczThemeFile);
ExitOnFailure(hr, "Failed to process command line.");
hr = CreateTheme(hInstance, &vpTheme);
ExitOnFailure(hr, "Failed to create theme.");
hr = CreateMainWindowClass(hInstance, vpTheme, &atom);
ExitOnFailure(hr, "Failed to create main window.");
hWnd = ::CreateWindowExW(0, reinterpret_cast<LPCWSTR>(atom), vpTheme->sczCaption, vpTheme->dwStyle, CW_USEDEFAULT, CW_USEDEFAULT, vpTheme->nWidth, vpTheme->nHeight, HWND_DESKTOP, NULL, hInstance, NULL);
ExitOnNullWithLastError(hWnd, hr, "Failed to create window.");
if (!sczThemeFile)
{
// Prompt for a path to the theme file.
OPENFILENAMEW ofn = { };
WCHAR wzFile[MAX_PATH] = { };
ofn.lStructSize = sizeof(ofn);
ofn.hwndOwner = hWnd;
ofn.lpstrFile = wzFile;
ofn.nMaxFile = countof(wzFile);
ofn.lpstrFilter = L"Theme Files\0*.thm\0XML Files\0*.xml\0All Files\0*.*\0";
ofn.nFilterIndex = 1;
ofn.Flags = OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
ofn.lpstrTitle = vpTheme->sczCaption;
if (::GetOpenFileNameW(&ofn))
{
hr = StrAllocString(&sczThemeFile, wzFile, 0);
ExitOnFailure(hr, "Failed to copy opened file to theme file.");
}
else
{
::MessageBoxW(hWnd, L"Must specify a path to theme file.", vpTheme->sczCaption, MB_OK | MB_ICONERROR);
ExitFunction1(hr = E_INVALIDARG);
}
}
hr = DisplayStart(hInstance, hWnd, &hDisplayThread, &vdwDisplayThreadId);
ExitOnFailure(hr, "Failed to start display.");
hr = LoadStart(sczThemeFile, hWnd, &hLoadThread);
ExitOnFailure(hr, "Failed to start load.");
// message pump
while (0 != (fRet = ::GetMessageW(&msg, NULL, 0, 0)))
{
if (-1 == fRet)
{
hr = E_UNEXPECTED;
ExitOnFailure(hr, "Unexpected return value from message pump.");
}
else if (!ThemeHandleKeyboardMessage(vpTheme, msg.hwnd, &msg))
{
::TranslateMessage(&msg);
::DispatchMessageW(&msg);
}
}
LExit:
if (::IsWindow(hWnd))
{
::DestroyWindow(hWnd);
}
if (hDisplayThread)
{
::PostThreadMessageW(vdwDisplayThreadId, WM_QUIT, 0, 0);
::WaitForSingleObject(hDisplayThread, 10000);
::CloseHandle(hDisplayThread);
}
// TODO: come up with a good way to kill the load thread, probably need to switch
// the ReadDirectoryW() to overlapped mode.
ReleaseHandle(hLoadThread);
if (atom && !::UnregisterClassW(reinterpret_cast<LPCWSTR>(atom), hInstance))
{
DWORD er = ::GetLastError();
er = er;
}
ThemeFree(vpTheme);
ThemeUninitialize();
// uninitialize COM
if (fComInitialized)
{
::CoUninitialize();
}
ReleaseStr(sczThemeFile);
return hr;
}
