using System;
using System.Drawing;

// The 'windowHandle' parameter will contain the window handle for the:
//   - Active window when run by hotkey
//   - Trigger target when run by a Trigger rule
//   - TitleBar Button owner when run by a TitleBar Button
//   - Jump List owner when run from a Taskbar Jump List
//   - Currently focused window if none of these match
public static class DisplayFusionFunction
{
	public static void Run(IntPtr windowHandle)
	{
        Rectangle windowBounds = BFS.Window.GetBounds(windowHandle);
        Rectangle monitorWorkArea = BFS.Monitor.GetMonitorWorkAreaByWindow(windowHandle);
        
        // check the top edge
		if (windowBounds.Y <= monitorWorkArea.Y)
		{
            BFS.Window.SetLocation(windowHandle, windowBounds.X, monitorWorkArea.Y);
        }
        
        // check the bottom edge        
        if (windowBounds.Y + windowBounds.Height > monitorWorkArea.Height)
        {
            BFS.Window.SetLocation(windowHandle, windowBounds.X, monitorWorkArea.Height - windowBounds.Height);
        }
        
        // check the left edge
        if (windowBounds.X <= monitorWorkArea.X)
        {
            BFS.Window.SetLocation(windowHandle, monitorWorkArea.X, windowBounds.Y);
        }
        
        // check the right edge
        if (windowBounds.X + windowBounds.Width - monitorWorkArea.X > monitorWorkArea.Width)
        {
            BFS.Window.SetLocation(windowHandle, monitorWorkArea.X + monitorWorkArea.Width - windowBounds.Width, windowBounds.Y);
        }
	}
}