using System;
using System.Drawing;
using System.Windows.Forms;

// The 'windowHandle' parameter will contain the window handle for the:
//   - Active window when run by hotkey
//   - Window Location target when run by a Window Location 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)
    {
        //these are all of the functions from the "Window Management" functions list
        //the function are just called by their namess. to find their names, you can copy them
        //from the context menus, or type "BFS.DisplayFusion.RunFunction(" and a window will come up
        //with all of the available functions
        string[] functions = 
        {
            "Save Window Positions",
            "Restore Window Positions From Last Save",
            "Send Window to Back",
            "Toggle Window Always on Top",
            "Toggle Window Transparency",
            "Move Window to Bottom-Left Corner and Size 50%",
            "Move Window to Bottom-Right Corner and Size 50%",
            "Move Window to Top-Left Corner and Size 50%",
            "Move Window to Top-Right Corner and Size 50%",
        };
        
        //create a new ContextMenuStrip to show the items
        using(ContextMenuStrip menu = new ContextMenuStrip())
        {
            //dont show the padding on the left of the menu
            menu.ShowCheckMargin = false;
            menu.ShowImageMargin = false;
            
            //add items to the menu, and use our custom function when a user clicks on the items
            foreach(string function in functions)
            {
                menu.Items.Add(function);
                menu.Items[menu.Items.Count - 1].Click += MenuItem_Click;
            }
            
            //if the menu will show on the screen, show it. otherwise, show it above the mouse
            if(BFS.Monitor.GetMonitorBoundsByMouseCursor().Contains(new Point(BFS.Input.GetMousePositionX(), BFS.Input.GetMousePositionY() + menu.Height)))
                menu.Show(BFS.Input.GetMousePositionX(), BFS.Input.GetMousePositionY());
            else
                menu.Show(new Point(BFS.Input.GetMousePositionX(), BFS.Input.GetMousePositionY()), ToolStripDropDownDirection.AboveRight);
                
            //wait for the menu to close
            while(menu.Visible)
                Application.DoEvents();
        }
    }
    
    //this function will get the text of the item and try to run it as a DisplayFusion function
    private static void MenuItem_Click(object sender, EventArgs e)
    {
        ToolStripItem item = sender as ToolStripItem;
        if (item == null)
            return;

        BFS.DisplayFusion.RunFunction(item.Text);
    }
}