private void PreviewWallpaper_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if (_InProgressClosing)
{
e.Cancel = true;
return;
}
//..detach wp window from this dialogue.
SetupDesktop.SetParentSafe(processHWND, IntPtr.Zero);
}
private void PreviewWallpaper_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
if (_InProgressClosing)
{
e.Cancel = true;
return;
}
System.Windows.Application.Current.Dispatcher.Invoke(DispatcherPriority.Background, new ThreadStart(delegate
{
App.w.LoadWallpaperFromWpDataFolder();
}));
//..detach wp window from this dialogue.
SetupDesktop.SetParentSafe(processHWND, IntPtr.Zero);
}
/// <summary>
/// makes program child of window ui framework element.
/// </summary>
/// <param name="window"></param>
/// <param name="pgmHandle"></param>
/// <param name="element"></param>
public static void SetProgramToFramework(Window window, IntPtr pgmHandle, FrameworkElement element)
{
IntPtr previewHwnd = new WindowInteropHelper(window).Handle;
NativeMethods.RECT prct = new NativeMethods.RECT();
var reviewPanel = WindowOperations.GetAbsolutePlacement(element, true);
if (!NativeMethods.SetWindowPos(pgmHandle, 1, (int)reviewPanel.Left, (int)reviewPanel.Top, (int)reviewPanel.Width, (int)reviewPanel.Height, 0 | 0x0010))
{
SetupDesktop.LogWin32Error("setwindowpos(1) fail MapWallpaperToWindow(),");
}
//ScreentoClient is no longer used, this supports windows mirrored mode also, calculate new relative position of window w.r.t parent.
NativeMethods.MapWindowPoints(pgmHandle, previewHwnd, ref prct, 2);
SetupDesktop.SetParentSafe(pgmHandle, previewHwnd);
//Position the wp window relative to the new parent window(workerw).
if (!NativeMethods.SetWindowPos(pgmHandle, 1, prct.Left, prct.Top, (int)reviewPanel.Width, (int)reviewPanel.Height, 0 | 0x0010))
{
SetupDesktop.LogWin32Error("setwindowpos(2) fail MapWallpaperToWindow(),");
}
}
