Snapshot before repaint phase 2

Dialog.cpp

@@ -5,6 +5,7 @@ Dialog::Dialog(Window& h, std::string text, std::string message, StellarX::Messa
 	: Canvas(), message(message), type(type), modal(modal), hWnd(h), titleText(text)
 {
 	this->id = "Dialog";
+	setHostWindow(&hWnd);
 	show = false;
 }
 
@@ -757,6 +758,13 @@ std::unique_ptr<Button> Dialog::createDialogButton(int x, int y, const std::stri
 
 void Dialog::requestRepaint(Control* parent)
 {
+	if (shouldDeferManagedRepaint())
+	{
+		if (auto* host = getHostWindow())
+			host->requestManagedRepaint();
+		return;
+	}
+
 	if (this == parent)
 	{
 		for (auto& control : controls)