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winrt: support fullscreen mode

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Enable switching application to fullscreen mode. This is mostly required
for desktop targets of WinRT.

Task-number: QTBUG-54517
Change-Id: I67e4020bc2ec8da86d94815e5765959f4ae2b63f
Reviewed-by: Oliver Wolff <oliver.wolff@qt.io>
This commit is contained in:
Maurice Kalinowski 2016-07-05 09:34:13 +02:00
parent 385ab06fb1
commit db79b89899
1 changed files with 50 additions and 1 deletions
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51
src/plugins/platforms/winrt/qwinrtwindow.cpp
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@ -320,10 +320,59 @@ void QWinRTWindow::setWindowState(Qt::WindowState state)
if (d->state == state)
return;
#if _MSC_VER >= 1900
if (state == Qt::WindowFullScreen) {
HRESULT hr;
boolean success;
hr = QEventDispatcherWinRT::runOnXamlThread([&hr, &success]() {
ComPtr<IApplicationViewStatics2> applicationViewStatics;
hr = RoGetActivationFactory(HString::MakeReference(RuntimeClass_Windows_UI_ViewManagement_ApplicationView).Get(),
IID_PPV_ARGS(&applicationViewStatics));
RETURN_HR_IF_FAILED("Could not access application view statics.");
ComPtr<IApplicationView> view;
hr = applicationViewStatics->GetForCurrentView(&view);
RETURN_HR_IF_FAILED("Could not access application view.");
ComPtr<IApplicationView3> view3;
hr = view.As(&view3);
Q_ASSERT_SUCCEEDED(hr);
hr = view3->TryEnterFullScreenMode(&success);
return hr;
});
if (FAILED(hr) || !success) {
qCDebug(lcQpaWindows) << "Failed to enter full screen mode.";
return;
}
d->state = state;
return;
}
if (d->state == Qt::WindowFullScreen) {
HRESULT hr;
hr = QEventDispatcherWinRT::runOnXamlThread([&hr]() {
ComPtr<IApplicationViewStatics2> applicationViewStatics;
hr = RoGetActivationFactory(HString::MakeReference(RuntimeClass_Windows_UI_ViewManagement_ApplicationView).Get(),
IID_PPV_ARGS(&applicationViewStatics));
RETURN_HR_IF_FAILED("Could not access application view statics.");
ComPtr<IApplicationView> view;
hr = applicationViewStatics->GetForCurrentView(&view);
RETURN_HR_IF_FAILED("Could not access application view.");
ComPtr<IApplicationView3> view3;
hr = view.As(&view3);
Q_ASSERT_SUCCEEDED(hr);
hr = view3->ExitFullScreenMode();
return hr;
});
if (FAILED(hr)) {
qCDebug(lcQpaWindows) << "Failed to exit full screen mode.";
return;
}
}
#endif // _MSC_VER >= 1900
if (state == Qt::WindowMinimized)
setUIElementVisibility(d->uiElement.Get(), false);
if (d->state == Qt::WindowMinimized)
if (d->state == Qt::WindowMinimized || state == Qt::WindowNoState || state == Qt::WindowActive)
setUIElementVisibility(d->uiElement.Get(), true);
d->state = state;