Starting resize support.

src/ui_elements/desktop_elements/Window.cpp

@@ -37,6 +37,12 @@ std::unique_ptr<Window> Window::Create()
     return std::make_unique<Window>();
 }
 
+void Window::setSize(unsigned width, unsigned height)
+{
+    DrawingSurface::setSize(width, height);
+    mWidget->setBounds(width, height);
+}
+
 void Window::clearPlatformWindow()
 {
     mPlatformWindow.reset();