using Gtk;
using Mono.Unix;
using System;
using System.Diagnostics;

namespace Search {

	public enum ScopeType {
		Everywhere,
		Applications,
		Calendar,
		Contacts,
		Documents,
		Conversations,
		Images,
		Media
	}

	public enum SortType {
		Relevance,
		Name,
		Modified
	}
	
	public class UIManager : Gtk.UIManager {

		private MainWindow main_window;
		
		private Gtk.ActionGroup actions;
		private Gtk.RadioActionEntry[] scope_entries, sort_entries;
		private Gtk.ToggleActionEntry[] domain_entries;

		public UIManager (MainWindow main_window)
		{
			this.main_window = main_window;
			
			actions = new ActionGroup ("Actions");

			ActionEntry quit_action_entry;
			if (MainWindow.IconEnabled) {
				quit_action_entry = new ActionEntry ("Quit", Gtk.Stock.Close,
								     null, "<control>Q",
						 		     Catalog.GetString ("Close Desktop Search"),
						 		     Quit);
			} else {
				quit_action_entry = new ActionEntry ("Quit", Gtk.Stock.Quit,
								     null, "<control>Q",
						 		     Catalog.GetString ("Exit Desktop Search"),
						 		     Quit);

			}

			Gtk.ActionEntry[] entries = new ActionEntry[] {
				new ActionEntry ("Search", null,
						 Catalog.GetString ("_Search"),
						 null, null, null),
				new ActionEntry ("Actions", null,
						 Catalog.GetString ("_Actions"),
						 null, null, null),
				new ActionEntry ("SortBy", null,
						 Catalog.GetString ("Sor_t"),
						 null, null, null),
				new ActionEntry ("Domains", null,
						 Catalog.GetString("_Domains"),
						 null, null, null),
				new ActionEntry ("Help", null,
						 Catalog.GetString ("_Help"),
						 null, null, null),

				quit_action_entry,
				new ActionEntry ("Preferences", Gtk.Stock.Preferences,
						 null, null,
						 Catalog.GetString ("Exit Desktop Search"),
						 Preferences),
				new ActionEntry ("Contents", Gtk.Stock.Help,
						 Catalog.GetString ("_Contents"),
						 "F1",
						 Catalog.GetString ("Help - Table of Contents"),
						 Help),
				new ActionEntry ("About", Gnome.Stock.About,
						 null, null,
						 Catalog.GetString ("About Desktop Search"),
						 About),
				new ActionEntry ("QuickTips", null,
						 Catalog.GetString ("Quick Tips"),
						 null, null, QuickTips),
				new ActionEntry ("FocusSearchEntry", null, "",
						 "<control>K", null,
						 OnFocusSearchEntry),
				new ActionEntry ("FocusSearchEntry2", null, "",
						 "<control>L", null,
						 OnFocusSearchEntry),
				new ActionEntry ("HideWindow", null, "",
						 "Escape", null,
						 OnHideWindow),
				new ActionEntry ("HideWindow2", null, "",
						 "<control>W", null,
						 OnHideWindow)
			};
			actions.Add (entries);

			scope_entries = new RadioActionEntry[] {
				new RadioActionEntry ("Everywhere", null,
						      Catalog.GetString ("_Everywhere"),
						      "<control>E",
						      Catalog.GetString ("Search everywhere"),
						      (int)ScopeType.Everywhere),
				new RadioActionEntry ("Applications", null,
						      Catalog.GetString ("_Applications"),
						      null,
						      Catalog.GetString ("Search applications"),
						      (int)ScopeType.Applications),
				new RadioActionEntry ("Contacts", null,
						      Catalog.GetString ("_Contacts"),
						      null,
						      Catalog.GetString ("Search contacts"),
						      (int)ScopeType.Contacts),
				new RadioActionEntry ("Calendar", null,
						      Catalog.GetString ("Ca_lendar events"),
						      null,
						      Catalog.GetString ("Search calendar events"),
						      (int)ScopeType.Contacts),
				new RadioActionEntry ("Documents", null,
						      Catalog.GetString ("_Documents"),
						      null,
						      Catalog.GetString ("Search documents"),
						      (int)ScopeType.Documents),
				new RadioActionEntry ("Conversations", null,
						      Catalog.GetString ("Conve_rsations"),
						      null,
						      Catalog.GetString ("Search E-Mail and Instant Messaging logs"),
						      (int)ScopeType.Conversations),
				new RadioActionEntry ("Images", null,
						      Catalog.GetString ("_Images"),
						      null,
						      Catalog.GetString ("Search images"),
						      (int)ScopeType.Images),
				new RadioActionEntry ("Media", null,
						      Catalog.GetString ("_Media"),
						      null,
						      Catalog.GetString ("Search sound and video files"),
						      (int)ScopeType.Media),
			};
			actions.Add (scope_entries, (int)ScopeType.Everywhere, OnScopeChanged);

			sort_entries = new RadioActionEntry[] {
				new RadioActionEntry ("Modified", null,
						      Catalog.GetString ("Date _Modified"), null,
						      Catalog.GetString ("Sort the most-recently-modified matches first"),
						      (int)SortType.Modified),
				new RadioActionEntry ("Name", null,
						      Catalog.GetString ("_Name"), null,
						      Catalog.GetString ("Sort matches by name"),
						      (int)SortType.Name),
				new RadioActionEntry ("Relevance", null,
						      Catalog.GetString ("_Relevance"), null,
						      Catalog.GetString ("Sort the best matches first"),
						      (int)SortType.Relevance),
			};
			actions.Add (sort_entries, (int)SortType.Modified, OnSortChanged);
			
			domain_entries = new ToggleActionEntry[] {
				new ToggleActionEntry ("Local", null,
							Catalog.GetString ("_Local"), null,
							Catalog.GetString ("Local (this computer)"),
							OnDomainsChanged, true),
				new ToggleActionEntry ("Neighborhood", null,
							Catalog.GetString ("_Neighborhood"), null,
							Catalog.GetString ("Neighborhood (nearby computers)"),
							OnDomainsChanged, false),
				new ToggleActionEntry ("Global", null,
							Catalog.GetString ("_Global"), null,
							Catalog.GetString ("Global (remote computers)"),
							OnDomainsChanged, false)
			};
			actions.Add (domain_entries);
							

			InsertActionGroup (actions, 0);
			main_window.AddAccelGroup (AccelGroup);
			AddUiFromString (ui_def);
		}

		public Gtk.MenuBar MenuBar {
			get {
				return (Gtk.MenuBar)GetWidget ("/MenuBar");
			}
		}

		private bool sensitive = true;
		public bool Sensitive {
			get { return this.sensitive; }
			set {
				this.sensitive = value;

				actions ["QuickTips"].Sensitive = value;

				foreach (Gtk.RadioActionEntry rae in scope_entries)
					actions [rae.name].Sensitive = value;

				foreach (Gtk.RadioActionEntry rae in sort_entries)
					actions [rae.name].Sensitive = value;
			}
		}

		private const string ui_def =
		"<ui>" +
		"  <menubar name='MenuBar'>" +
		"    <menu action='Search'>" +
		"      <menuitem action='Everywhere'/>" +
		"      <menuitem action='Applications'/>" +
		"      <menuitem action='Contacts'/>" +
		"      <menuitem action='Calendar'/>" +
		"      <menuitem action='Documents'/>" +
		"      <menuitem action='Conversations'/>" +
		"      <menuitem action='Images'/>" +
		"      <menuitem action='Media'/>" +
		"      <separator/>" +
		"      <menuitem action='Preferences'/>" +
		"      <menuitem action='Quit'/>" +
		"    </menu>" +
		"    <menu action='Actions'>" +
		"    </menu>" +
		"    <menu action='SortBy'>" +
		"      <menuitem action='Modified'/>" +
		"      <menuitem action='Name'/>" +
		"      <menuitem action='Relevance'/>" +
		"    </menu>" +
		"	 <menu action='Domains'>" +
		"	   <menuitem action='Local'/>" +
		"	   <menuitem action='Neighborhood' />" +
		"	   <menuitem action='Global' />" +
		"	 </menu>" +
		"    <menu action='Help'>" +
		"      <menuitem action='Contents'/>" +
		"      <menuitem action='QuickTips'/>" +
		"      <menuitem action='About'/>" +
		"    </menu>" +
		"  </menubar>" +
		"  <accelerator action='FocusSearchEntry'/>" +
		"  <accelerator action='FocusSearchEntry2'/>" +
		"  <accelerator action='HideWindow'/>" +
		"  <accelerator action='HideWindow2'/>" +
		"</ui>";

		private void Preferences (object obj, EventArgs args)
		{
			Process p = new Process ();
			p.StartInfo.UseShellExecute = false;
			p.StartInfo.FileName = "beagle-settings";

			try {
				p.Start ();
			} catch (Exception e) {
				Console.WriteLine ("Could not start beagle-settings: {0}", e);
			}
		}

		public delegate void ShowQuickTipsDelegate ();
		public event ShowQuickTipsDelegate ShowQuickTips;

		private void QuickTips (object obj, EventArgs args)
		{
			if (ShowQuickTips != null)
				ShowQuickTips ();
		}

		private void OnHideWindow (object obj, EventArgs args)
		{
			if (MainWindow.IconEnabled)
				main_window.Hide ();
		}

		private void Quit (object obj, EventArgs args)
		{
			if (MainWindow.IconEnabled) {
				main_window.Hide ();
			} else {
				Gtk.Application.Quit ();
			}
		}

		private void Help (object obj, EventArgs args)
		{
			Gnome.Url.Show ("http://www.beagle-project.org/Getting_Started");
		}

		private void About (object obj, EventArgs args)
		{
			Gdk.Pixbuf logo = Beagle.Images.GetPixbuf ("system-search.png");

			string[] people = new string[] { "Anna Dirks <anna@novell.com>",
							 "Fredrik Hedberg <fredrik@avafan.com>",
							 "Lukas Lipka <lukas@pmad.net>",
							 "Joe Shaw <joeshaw@novell.com>", 
							 "Jakub Steiner <jimmac@novell.com>",
							 "Dan Winship <danw@novell.com>" };
			
#pragma warning disable 612 // don't warn that Gnome.About is deprecated
			Gnome.About about = new Gnome.About ("Beagle Search",
							     Beagle.Util.ExternalStringsHack.Version,
							     "Copyright 2005-2006 Novell, Inc.",
							     null, people, null, null,
							     logo);
			about.Run ();
			about.Dispose ();
#pragma warning restore 612
		}

		private void OnFocusSearchEntry (object obj, EventArgs args)
		{
			if (FocusSearchEntry != null)
				FocusSearchEntry ();
		}

		public delegate void FocusSearchEntryDelegate ();
		public event FocusSearchEntryDelegate FocusSearchEntry;

		private void OnScopeChanged (object obj, Gtk.ChangedArgs args)
		{
			if (ScopeChanged != null)
				ScopeChanged ((ScopeType)args.Current.CurrentValue);
		}

		public delegate void ScopeChangedDelegate (ScopeType scope);
		public event ScopeChangedDelegate ScopeChanged;

		private void OnSortChanged (object obj, Gtk.ChangedArgs args)
		{
			if (SortChanged != null)
				SortChanged ((SortType)args.Current.CurrentValue);
		}

		public delegate void SortChangedDelegate (SortType scope);
		public event SortChangedDelegate SortChanged;
		
		private void OnDomainsChanged (object obj, EventArgs args)
		{
			if (DomainsChanged != null)
				DomainsChanged ((ToggleAction) obj);
		}
		
		public delegate void DomainsChangedDelegate (ToggleAction obj);
		public event DomainsChangedDelegate DomainsChanged;
		
	}
}