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win: remove unnecessary code & add some comments 

Signed-off-by: Yuhang Zhao <2546789017@qq.com>
This commit is contained in:
Yuhang Zhao 2023-06-04 13:28:14 +08:00
parent 907fdeae67
commit 00b67ead0e
1 changed files with 7 additions and 9 deletions
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16
src/core/framelesshelper_win.cpp
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@ -416,11 +416,15 @@ static inline void cleanupFallbackWindow()
{
const HINSTANCE instance = GetModuleHandleW(nullptr);
if (!instance) {
WARNING << Utils::getSystemErrorMessage(kGetModuleHandleW);
//WARNING << Utils::getSystemErrorMessage(kGetModuleHandleW);
return;
}
// According to MSDN, if the window class is registered from a shared library,
// we will need to unregister it manually. Only the code which is directly
// linked into the executable doesn't need manual unregistration, because
// Windows will take care of it for us.
if (UnregisterClassW(kFallbackTitleBarWindowClassName, instance) == FALSE) {
WARNING << Utils::getSystemErrorMessage(kUnregisterClassW);
//WARNING << Utils::getSystemErrorMessage(kUnregisterClassW);
}
}
@ -589,20 +593,14 @@ void FramelessHelperWin::removeWindow(const WId windowId)
g_win32Helper()->nativeEventFilter.reset();
}
}
HWND hwnd = nullptr;
auto it = g_win32Helper()->fallbackTitleBarToParentWindowMapping.constBegin();
while (it != g_win32Helper()->fallbackTitleBarToParentWindowMapping.constEnd()) {
if (it.value() == windowId) {
const WId key = it.key();
hwnd = reinterpret_cast<HWND>(key);
g_win32Helper()->fallbackTitleBarToParentWindowMapping.remove(key);
g_win32Helper()->fallbackTitleBarToParentWindowMapping.remove(it.key());
break;
}
++it;
}
if (DestroyWindow(hwnd) == FALSE) {
WARNING << Utils::getSystemErrorMessage(kDestroyWindow);
}
}
bool FramelessHelperWin::nativeEventFilter(const QByteArray &eventType, void *message, QT_NATIVE_EVENT_RESULT_TYPE *result)