public static extern uint SHAppBarMessage(int dwMessage, out APPBARDATA pData);
public static APPBARDATA NewAPPBARDATA()
{
APPBARDATA abd = new APPBARDATA();
abd.cbSize = Marshal.SizeOf(typeof(APPBARDATA));
return abd;
}
public static Rectangle GetTaskbarRectangle()
{
APPBARDATA abd = new APPBARDATA();
SHAppBarMessage((int)ABMsg.ABM_GETTASKBARPOS, out abd);
return (Rectangle)abd.rc;
}
public static extern IntPtr SHAppBarMessage(uint dwMessage, [In] ref APPBARDATA pData);
/// <summary>
/// Method returns information about the Window's TaskBar.
/// </summary>
/// <param name="taskBarEdge">Location of the TaskBar(Top,Bottom,Left,Right).</param>
/// <param name="height">Height of the TaskBar.</param>
/// <param name="autoHide">AutoHide property of the TaskBar.</param>
public static void GetTaskBarInfo(out TaskBarEdge taskBarEdge, out int height, out bool autoHide)
{
APPBARDATA abd = new APPBARDATA();
height = 0;
taskBarEdge = TaskBarEdge.Bottom;
autoHide = false;
uint ret = SHAppBarMessage((int)ABMsg.ABM_GETTASKBARPOS, out abd);
switch (abd.uEdge)
{
case (int)ABEdge.ABE_BOTTOM:
taskBarEdge = TaskBarEdge.Bottom;
height = abd.rc.Height;
break;
case (int)ABEdge.ABE_TOP:
taskBarEdge = TaskBarEdge.Top;
height = abd.rc.Bottom;
break;
case (int)ABEdge.ABE_LEFT:
taskBarEdge = TaskBarEdge.Left;
height = abd.rc.Width;
break;
case (int)ABEdge.ABE_RIGHT:
taskBarEdge = TaskBarEdge.Right;
height = abd.rc.Width;
break;
}
abd = new APPBARDATA();
uint uState = SHAppBarMessage((int)ABMsg.ABM_GETSTATE, out abd);
switch (uState)
{
case (int)ABState.ABS_ALWAYSONTOP:
autoHide = false;
break;
case (int)ABState.ABS_AUTOHIDE:
autoHide = true;
break;
case (int)ABState.ABS_AUTOHIDEANDONTOP:
autoHide = true;
break;
case (int)ABState.ABS_MANUAL:
autoHide = false;
break;
}
}