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optimized last commit to not retrieve the function repeatedly if it has already failed.

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This commit is contained in:
Christoph Oelckers 2024-04-21 14:30:26 +02:00
parent 744e67e02b
commit 4aee4fd187
1 changed files with 5 additions and 3 deletions
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8
libraries/ZWidget/src/window/win32/win32window.cpp
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@ -275,10 +275,12 @@ typedef UINT(WINAPI* GetDpiForWindow_t)(HWND);
double Win32Window::GetDpiScale() const
{
static GetDpiForWindow_t pGetDpiForWindow = nullptr;
if (!pGetDpiForWindow)
static bool done = false;
if (!done)
{
HMODULE hMod = LoadLibrary(TEXT("User32.dll"));
pGetDpiForWindow = reinterpret_cast<GetDpiForWindow_t>(GetProcAddress(hMod, "GetDpiForWindow"));
HMODULE hMod = GetModuleHandleA("User32.dll");
if (hMod != nullptr) pGetDpiForWindow = reinterpret_cast<GetDpiForWindow_t>(GetProcAddress(hMod, "GetDpiForWindow"));
done = true;
}
if (pGetDpiForWindow)