Window
1.win.ShowInTaskbar = false; //make the window don't display on the Taskbar
2.Width, Height, Left, Top Not a Number
3. SystemParameters.PrimaryScreenWidth
SystemParameters.PrimaryScreenHeight;
SystemParameters.WorkArea.Width;
SystemParameters.WorkArea.Hieght;
SystemParameters.WorkArea.Top;
SystemParameters.WorkArea.Left;
4.WindowStartupLocation enum CentereScreen......WorkArea Center..
5.OnkeyDown event
6.OnTextInput event
7.WindowStyle.. ToolWindow
SingleBorderWindow
ThreeDBorderWindow
8.ResizeMode enum
9.WindowState enum
10.TopMost,,,,Set the Topmost property to true to make your window appear in the foreground of all other windows.
11.Background...very very important property for window in WPF...