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Examples: DPI: Portable DPI related helpers in the _Win32 examples. Using one in examples's main.cpp, the GetDpiScale functions are not wired anywhere for now. (#1542, #1676)

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omar
2018-03-09 19:02:52 +01:00
parent 10030ff3ec
commit a2fbcc9ad4
5 changed files with 89 additions and 21 deletions
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20
examples/directx11_example/main.cpp
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@ -96,27 +96,9 @@ LRESULT WINAPI WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
return DefWindowProc(hWnd, msg, wParam, lParam);
}
// FIXME-DPI: For now we just want to call SetProcessDpiAwareness(PROCESS_PER_MONITOR_AWARE) without requiring SDK 8.1 or 10
void SetupDpiAwareness()
{
typedef enum PROCESS_DPI_AWARENESS
{
PROCESS_DPI_UNAWARE = 0,
PROCESS_SYSTEM_DPI_AWARE = 1,
PROCESS_PER_MONITOR_DPI_AWARE = 2
} PROCESS_DPI_AWARENESS;
if (HINSTANCE shcore_dll = ::LoadLibraryA("shcore.dll"))
{
typedef HRESULT(WINAPI * PFN_SetProcessDpiAwareness)(PROCESS_DPI_AWARENESS);
if (PFN_SetProcessDpiAwareness SetProcessDpiAwarenessFn = (PFN_SetProcessDpiAwareness)::GetProcAddress(shcore_dll, "SetProcessDpiAwareness"))
SetProcessDpiAwarenessFn(PROCESS_PER_MONITOR_DPI_AWARE);
::FreeLibrary(shcore_dll);
}
}
int main(int, char**)
{
SetupDpiAwareness();
ImGui_ImplWin32_EnableDpiAwareness();
// Create application window
WNDCLASSEX wc = { sizeof(WNDCLASSEX), CS_CLASSDC, WndProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, _T("ImGui Example"), NULL };