using System;
using Gtk;
using System.Collections.Generic;
using System.Diagnostics;


namespace DMX2
{
	public partial class MainWindow: Gtk.Window
	{	
		static MainWindow win;
		static object circuitKey = new object();

		public static MainWindow Win {
			get { return win; }
		}

		public MainWindow (): base (Gtk.WindowType.Toplevel)
		{
			win=this;
			Build ();
			MajWidgets();
		}

		protected void MajWidgets ()
		{
			if (Conduite.Courante != null) {
				showAllAction.Sensitive = universAction.Sensitive = masterScale.Sensitive = seqLinAction.Sensitive = circAction.Sensitive = saveAction.Sensitive = saveAsAction.Sensitive = closeAction.Sensitive = true;
				openAction.Sensitive = newAction.Sensitive = false;
				this.Title = "DMX 2.0 - " + Conduite.Courante.Name;
			} else {
				showAllAction.Sensitive = universAction.Sensitive = masterScale.Sensitive = seqLinAction.Sensitive = circAction.Sensitive = saveAction.Sensitive = saveAsAction.Sensitive = closeAction.Sensitive = false;
				openAction.Sensitive = newAction.Sensitive = true;
				this.Title = "DMX 2.0";
			}
		}
 

		protected void MajCircuits (bool full)
		{
			// Ajoute une ProgressBar par circuit, met a jour le texte si necessaire
			ProgressBar pb;int i = 0;
			if (full) {
				foreach (var widget in vboxCircuits.Children)
					vboxCircuits.Remove (widget);
				foreach (var circuit in Conduite.Courante.Circuits) {
					vboxCircuits.PackStart (pb=new ProgressBar (),false,false,0);
					pb.Text = (++i).ToString() + " - " + circuit.Name;
					pb.HeightRequest = 22;
					pb.Data[circuitKey] = circuit;
				}
				vboxCircuits.ShowAll ();
			}

			foreach (var widget in vboxCircuits.Children) {
				pb = (ProgressBar)widget;
				pb.Fraction = (double) (pb.Data[circuitKey] as Circuit).ValeurCourante / 255;
			}
		}

		protected void OnDeleteEvent (object sender, DeleteEventArgs a)
		{
			Application.Quit ();
			a.RetVal = true;
		}
		protected void OnQuitActionActivated (object sender, EventArgs e)
		{
			Application.Quit ();
		}

		protected void OnCircuitsActionActivated (object sender, EventArgs e)
		{
			GestionCircuits gc= new GestionCircuits(this);
			gc.Run();
			gc.Destroy();
			NextUpdateFull();
		}

		protected void OnNewActionActivated (object sender, EventArgs e)
		{
			var dlg = new Dialog ("Nom ?", this, DialogFlags.Modal); var entry = new Entry ("Conduite sans Nom");
			dlg.AddButton (Stock.Ok, ResponseType.Ok).GrabDefault(); dlg.AddButton (Stock.Cancel, ResponseType.Cancel);
			dlg.VBox.Add (new Label("Nom de la nouvelle Conduite :")); dlg.VBox.Add (entry); dlg.VBox.ShowAll (); 
			entry.ActivatesDefault=true;

			if ((ResponseType)dlg.Run () == ResponseType.Ok) {
				Conduite.Courante = new Conduite ();
				Conduite.Courante.Name = entry.Text;
			}
			MajWidgets();
			dlg.Destroy();
		}		
		protected void OnCloseActionActivated (object sender, EventArgs e)
		{
			Conduite.Courante.Dispose();
			Conduite.Courante= null;
			MajWidgets();
		}		

		protected void OnSeqLinActionActivated (object sender, EventArgs e)
		{
			Sequenceur s = new SequenceurLineaire();
			Conduite.Courante.AjoutSequenceur(s);
			AddSeqUI(s);
		}

		void AddSeqUI (Sequenceur s)
		{
			seqUiVbox.PackStart(s.GetUI(),false,false,0);
			seqUiVbox.ShowAll();
		}


		bool updScheduled=false;
		bool fullUpdateFlag=false;

		public void NextUpdateFull ()
		{
			fullUpdateFlag=true;
		}


		public void ScheduleUpdate ()
		{
			if (updScheduled) {
				//Console.WriteLine("{0} Skip !",DateTime.Now);
				return;
			}
			updScheduled=true;
			Gtk.Application.Invoke(new EventHandler(Update));

		}

		void Update (object sender, EventArgs e)
		{
			foreach (var sequi in seqUiVbox.Children) {
				(sequi as SequenceurUI).Update(fullUpdateFlag);
			}
			MajCircuits(fullUpdateFlag);
			fullUpdateFlag=false;
			updScheduled=false;
		}

		protected void OnMasterScaleValueChanged (object sender, EventArgs e)
		{
			Conduite.Courante.Master = (int)(masterScale.Value);
		}		


		bool isfullscreen=false;
		protected void OnFullscreenAction1Activated (object sender, EventArgs e)
		{
			if (!isfullscreen) {
				Fullscreen ();
				isfullscreen = true;
			} else {
				Unfullscreen();
				isfullscreen = false;
			}
		}

		EditionUnivers uDlg = null;
		protected void OnUniversActionActivated (object sender, EventArgs e)
		{

			if (uDlg != null) {
				uDlg.Show();
				return;
			}

			uDlg = new EditionUnivers(this);
			uDlg.ShowAll();
			uDlg.Destroyed += udlgDestroyed;

		}

		void udlgDestroyed (object sender, EventArgs e)
		{
			uDlg=null;
		}

		protected void OnShowAllActionActivated (object sender, EventArgs e)
		{
			foreach (Widget wid in new List<Widget>(seqUiVbox.Children))
				seqUiVbox.Remove(wid);

			foreach (Sequenceur s in Conduite.Courante.Sequenceurs)
				seqUiVbox.Add(s.GetUI());

		}


	}
}