// RunWindow
// (c) 2017 Leo Davidson

// This is a script for Directory Opus.
// See http://www.gpsoft.com.au/DScripts/redirect.asp?page=scripts for development information.

// Called by Directory Opus to initialize the script
function OnInit(initData)
{
	initData.name = "RunWindow";
	initData.version = "1.0";
	initData.copyright = "(c) 2017 Leo Davidson";
	initData.url = "https://resource.dopus.com/t/runwindow-send-commands-to-a-specific-window/25289";
	initData.desc = "Run command for a given window";
	initData.default_enable = true;
	initData.min_version = "12.0";

	var cmd = initData.AddCommand();
	cmd.name = "RunWindow";
	cmd.method = "OnRunWindow";
	cmd.desc = "Run command for a given window";
	cmd.label = "RunWindow";
	cmd.template = "HWND/K,TITLE/K,LAYOUT/K,ALWAYSRUN/S,CMD/R";
	cmd.hide = false;
	cmd.icon = "window";
}

// Implement the RunWindow command
function OnRunWindow(scriptCmdData)
{
	var args = scriptCmdData.func.args;
	var hwnd = args.hwnd;
	var title = args.title;
	var layout = args.layout;
	var alwaysrun = args.alwaysrun;
	var cmdstr = args.cmd;

	if (cmdstr === undefined)
	{
		return;
	}

	if (title !== undefined)
	{
		title = DOpus.FSUtil.NewWild(title,"d"); // "d" means just simple MS-DOS wildcards.
	}
	
	if (layout !== undefined)
	{
		layout = DOpus.FSUtil.NewWild(layout,"d"); // "d" means just simple MS-DOS wildcards.
	}

	var listers = DOpus.listers;
	var listerMatch = undefined;
	
	// Give priority to the last active lister, if any.
	if (checkLister(listers.lastactive, hwnd, title, layout))
	{
		listerMatch = listers.lastactive;
	}
	else
	{
		for(var eListers = new Enumerator(listers); !eListers.atEnd(); eListers.moveNext())
		{
			var lister = eListers.item();
			if (checkLister(lister, hwnd, title, layout))
			{
				listerMatch = lister;
				break;
			}
		}
	}

	var cmd = DOpus.Create.Command;

	if (listerMatch !== undefined && listerMatch !== 0)
	{
		cmd.SetSourceTab(listerMatch.activetab);
	}
	else if (!alwaysrun)
	{
		return;
	}
	
	cmd.RunCommand(cmdstr);
}

function checkLister(lister, hwnd, title, layout)
{
	if (lister === undefined
	||  lister === 0
	||  (hwnd !== undefined && hwnd != lister)
	||  (title !== undefined && !title.Match(lister.title))
	||  (layout !== undefined && !layout.Match(lister.layout)))
	{
		return false;
	}

	return true;
}