UE4 创建 window

AddWindow.cpp

FReply SGCWidget::AddWindow()
{
	FText WidgetText = FText::Format(
		LOCTEXT("WindowWidgetText", "Add code to {0} in {1} to override this window's contents"),
		FText::FromString(TEXT("FGCExampleModule::OnSpawnPluginTab")),
		FText::FromString(TEXT("GCExample.cpp"))
	);
	
	TSharedRef<SWindow> RenameWindow = SNew(SWindow)
		.Title(LOCTEXT("DiscoveringAssetsDialog", "Discovering Assets..."))
		.SizingRule( ESizingRule::Autosized )
		.SupportsMaximize(false)
		.SupportsMinimize(false)
		[
			SNew(SBox)
		   .HAlign(HAlign_Center)
		   .VAlign(VAlign_Center)
		   [
			   SNew(STextBlock)
			   .Text(WidgetText)
		   ]
		];

	// IMainFrameModule& MainFrameModule = FModuleManager::LoadModuleChecked<IMainFrameModule>(TEXT("MainFrame"));
	// if ( MainFrameModule.GetParentWindow().IsValid() )
	// {
	// 	FSlateApplication::Get().AddWindowAsNativeChild(RenameWindow, MainFrameModule.GetParentWindow().ToSharedRef());
	// }
	// else
	{
		FSlateApplication::Get().AddWindow(RenameWindow);
	}

	return FReply::Handled();
}