private void CloseOverlay_CompositionTarget_Rendering(object sender, EventArgs e)
{
// runs once per frame during overlay close
// it generally takes 2 frames to render the mask image
int waitFrames = 2;
if (renderOverlayFrames == waitFrames)
{
// close the overlay window
DesktopOverlayWindow.Close();
// migrate the icons control to the desktop window
DesktopOverlayWindow.grid.Children.Clear();
DesktopWindow.grid.Children.Add(DesktopIconsControl);
// once the control has been migrated, remove the mask image
DesktopWindow.grid.Children.RemoveAt(0);
// remove reference to the overlay window to allow GC
DesktopOverlayWindow = null;
// we're done here, stop this callback from executing again
CompositionTarget.Rendering -= CloseOverlay_CompositionTarget_Rendering;
}
renderOverlayFrames++;
}
private void teardownDesktop(bool isShutdown)
{
// close windows
DesktopOverlayWindow?.Close();
DesktopOverlayWindow = null;
destroyToolbar();
destroyDesktopWindow();
// show the windows desktop
Shell.ToggleDesktopIcons(true);
// destroy the native shell window
if (ShellWindow != null && isShutdown)
{
NativeMethods.DestroyWindow(ShellWindow.Handle);
}
// destroy the navigation manager
NavigationManager = null;
// destroy icons control
DesktopIconsControl = null;
// unregister desktop overlay hotkey
unregisterHotKey();
}
public void ResetPosition(bool renderBackground = true)
{
setShellWindowSize();
DesktopOverlayWindow?.ResetPosition();
DesktopWindow?.ResetPosition();
if (renderBackground && isShellWindow)
{
DesktopWindow?.ReloadBackground();
}
}
public void ResetPosition(bool displayChanged)
{
setShellWindowSize();
DesktopOverlayWindow?.ResetPosition();
if (displayChanged && DesktopWindow != null)
{
destroyDesktopWindow();
createDesktopWindow();
}
else
{
DesktopWindow?.ResetPosition();
}
}
private void DestroyDesktopBrowser()
{
DesktopOverlayWindow?.Close();
DesktopOverlayWindow = null;
DestroyToolbar();
NavigationManager = null;
if (DesktopWindow != null)
{
// remove desktop icons control
DesktopWindow.grid.Children.Clear();
}
DesktopIconsControl = null;
UnregisterHotKey();
}
private void teardownDesktop()
{
// close windows
DesktopOverlayWindow?.Close();
DesktopOverlayWindow = null;
destroyToolbar();
destroyDesktopWindow();
// show the windows desktop
Shell.ToggleDesktopIcons(true);
// destroy the native shell window
destroyShellWindow();
// destroy the navigation manager
NavigationManager = null;
// destroy icons control
DesktopIconsControl = null;
// unregister desktop overlay hotkey
unregisterHotKey();
}
