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Remove WS_CAPTION manually on Windows 7

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This commit is contained in:
Ilya Fedin 2022-06-18 14:30:10 +04:00 • committed by John Preston
parent 8e0f928205
commit adf267a3a2
1 changed files with 27 additions and 23 deletions
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50
ui/platform/win/ui_window_win.cpp
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@ -108,29 +108,11 @@ UINT(__stdcall *GetDpiForWindow)(_In_ HWND hwnd);
return bAutoHidden;
}
void FixAeroSnap(HWND handle) {
SetWindowLongPtr(
handle,
GWL_STYLE,
GetWindowLongPtr(handle, GWL_STYLE) | WS_CAPTION | WS_THICKFRAME);
}
[[nodiscard]] HWND ResolveWindowHandle(not_null<QWidget*> widget) {
if (!::Platform::IsWindows8OrGreater()) {
widget->setWindowFlag(Qt::FramelessWindowHint);
}
const auto result = GetWindowHandle(widget);
if (!::Platform::IsWindows8OrGreater()) {
FixAeroSnap(result);
}
return result;
}
} // namespace
WindowHelper::WindowHelper(not_null<RpWidget*> window)
: BasicWindowHelper(window)
, _handle(ResolveWindowHandle(window))
, _handle(GetWindowHandle(window))
, _title(Ui::CreateChild<TitleWidget>(window.get()))
, _body(Ui::CreateChild<RpWidget>(window.get()))
, _shadow(std::in_place, window, st::windowShadowFg->c)
@ -182,10 +164,11 @@ void WindowHelper::setTitleStyle(const style::WindowTitle &st) {
void WindowHelper::setNativeFrame(bool enabled) {
if (!::Platform::IsWindows8OrGreater()) {
window()->windowHandle()->setFlag(Qt::FramelessWindowHint, !enabled);
if (!enabled) {
FixAeroSnap(_handle);
}
const auto style = GetWindowLongPtr(_handle, GWL_STYLE);
SetWindowLongPtr(
_handle,
GWL_STYLE,
enabled ? (style | WS_CAPTION) : (style & ~WS_CAPTION));
}
_title->setVisible(!enabled);
if (enabled) {
@ -496,6 +479,27 @@ bool WindowHelper::handleNativeEvent(
} return false;
case WM_SHOWWINDOW: {
const auto style = GetWindowLongPtr(_handle, GWL_STYLE);
if (!::Platform::IsWindows8OrGreater()
&& !_title->isHidden()
&& (style & WS_CAPTION)) {
SetWindowLongPtr(
_handle,
GWL_STYLE,
style & ~WS_CAPTION);
SetWindowPos(
_handle,
0,
0,
0,
0,
0,
SWP_FRAMECHANGED
| SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOZORDER
| SWP_NOACTIVATE);
}
if (_shadow) {
const auto style = GetWindowLongPtr(_handle, GWL_STYLE);
const auto changes = WindowShadow::Change::Resized