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Viewing changes to Do.Interface.Linux.Docky/src/Docky.Interface/Docky.Interface.Items/ItemDockItem.cs

  • Committer: rugby471 at gmail
  • Date: 2010-10-15 16:08:38 UTC
  • Revision ID: rugby471@gmail.com-20101015160838-z9m3utbf7bxzb5ty
reverted to before docky removal

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Do.Interface.Linux.Docky/src/Docky.Interface/Docky.Interface.Items/ItemDockItem.cs
 
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// ItemDockItem.cs
 
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// 
 
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// Copyright (C) 2008 GNOME Do
 
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//
 
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// This program is free software: you can redistribute it and/or modify
 
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// it under the terms of the GNU General Public License as published by
 
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// the Free Software Foundation, either version 3 of the License, or
 
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// (at your option) any later version.
 
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//
 
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// This program is distributed in the hope that it will be useful,
 
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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// GNU General Public License for more details.
 
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//
 
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// You should have received a copy of the GNU General Public License
 
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// along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
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//
 
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using System;
 
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using System.Collections.Generic;
 
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using System.IO;
 
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using System.Linq;
 
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using Gdk;
 
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using Cairo;
 
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using Mono.Unix;
 
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using Do.Platform;
 
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using Do.Universe;
 
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using Do.Universe.Common;
 
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using Do.Interface;
 
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using Do.Interface.Wink;
 
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using Do.Interface.CairoUtils;
 
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using Docky.Interface.Menus;
 
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using Docky.Utilities;
 
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using Wnck;
 
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namespace Docky.Interface
 
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{
 
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        public class ItemDockItem : WnckDockItem, IRightClickable
 
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        {
 
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                Item item;
 
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                int window_count;
 
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                uint handle_timer;
 
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                List<Wnck.Window> windows;
 
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                public event EventHandler RemoveClicked;
 
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                protected override string Icon { 
 
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                        get { return item.Icon; } 
 
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                }
 
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                string Name {
 
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                        get {
 
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                                if (NeedsAttention && AttentionWindows.Any ())
 
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                                        return AttentionWindows.First ().Name;
 
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                                if (VisibleWindows.Any () && WindowCount == 1)
 
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                                        return VisibleWindows.First ().Name;
 
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                                return Item.Name;
 
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                        }
 
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                }
 
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                public override Item Item { 
 
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                        get { return item; } 
 
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                }
 
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                public override IEnumerable<Wnck.Window> Windows { 
 
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                        get { return windows; } 
 
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                }
 
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                IEnumerable<Wnck.Window> AttentionWindows {
 
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                        get { return VisibleWindows.Where (w => w.NeedsAttention ()); }
 
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                }
 
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                public IEnumerable<int> Pids { 
 
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                        get { return windows.Select (win => win.Pid).ToArray (); } 
 
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                }
 
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                public override int WindowCount {
 
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                        get { return window_count; }
 
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                }
 
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                public ItemDockItem (Item item) : base ()
 
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                {
 
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                        Position = -1;
 
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                        this.item = item;
 
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                        windows = new List<Wnck.Window> ();
 
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                        UpdateApplication ();
 
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                        NeedsAttention = DetermineUrgencyStatus ();
 
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                        SetText (Name);
 
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                }
 
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                public void UpdateApplication ()
 
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                {
 
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                        UnregisterWindowEvents ();
 
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                        if (item is IApplicationItem) {
 
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                                windows = WindowUtils.WindowListForCmd ((item as IApplicationItem).Exec);
 
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                                window_count = windows.Where (w => !w.IsSkipTasklist).Count ();
 
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                        }
 
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                        RegisterWindowEvents ();
 
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                        SetText (Name);
 
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                        SetIconRegionFromCache ();
 
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                }
 
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                void RegisterWindowEvents ()
 
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                {
 
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                        foreach (Wnck.Window w in VisibleWindows) {
 
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                                w.StateChanged += HandleStateChanged;
 
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                                w.NameChanged += HandleNameChanged;
 
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                        }
 
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                }
 
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                void UnregisterWindowEvents ()
 
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                {
 
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                        foreach (Wnck.Window w in Windows) {
 
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                                try {
 
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                                        w.StateChanged -= HandleStateChanged;
 
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                                        w.NameChanged -= HandleNameChanged;
 
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                                } catch {}
 
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                        }
 
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                }
 
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                void HandleStateChanged (object o, StateChangedArgs args)
 
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                {
 
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                        if (handle_timer > 0) return;
 
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                        // we do this delayed so that we dont get a flood of these events.  Certain windows behave badly.
 
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                        handle_timer = GLib.Timeout.Add (100, HandleUpdate);
 
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                        window_count = VisibleWindows.Count ();
 
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                        SetIconRegionFromCache ();
 
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                }
 
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                void HandleNameChanged(object sender, EventArgs e)
 
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                {
 
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                        SetText (Name);
 
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                }
 
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                bool HandleUpdate ()
 
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                {
 
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                        bool needed_attention = NeedsAttention;
 
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                        NeedsAttention = DetermineUrgencyStatus ();
 
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                        if (NeedsAttention != needed_attention) {
 
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                                UpdateRequestType req;
 
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                                if (NeedsAttention) 
 
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                                        req = UpdateRequestType.NeedsAttentionSet;
 
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                                else
 
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                                        req = UpdateRequestType.NeedsAttentionUnset;
 
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                                OnUpdateNeeded (new UpdateRequestArgs (this, req));
 
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                        }
 
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                        SetText (Name);
 
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                        handle_timer = 0;
 
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                        return false;
 
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                }
 
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                public override void HotSeatRequested ()
 
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                {
 
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                        if (WindowCount == 0) return;
 
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                        List<AbstractDockItem> dockitems = new List<AbstractDockItem> ();
 
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                        foreach (Act act in ActionsForItem (item)) {
 
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                                dockitems.Add (new ActionDockItem (act, item));
 
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                        }
 
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                        Docky.Core.DockServices.ItemsService.HotSeatItem (this, dockitems);
 
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                        base.HotSeatRequested ();
 
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                }
 
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                public override void Clicked (uint button, Gdk.ModifierType state, PointD position)
 
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                {
 
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                        SetIconRegionFromCache ();
 
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                        base.Clicked (button, state, position);
 
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                }
 
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                protected override void Launch ()
 
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                {
 
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                        if (Item is IFileItem)
 
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                                Services.Core.PerformDefaultAction (Item as Item, new [] { typeof (OpenAction), });
 
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                        else
 
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                                Services.Core.PerformDefaultAction (Item as Item, Type.EmptyTypes);
 
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                }
 
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                public override bool Equals (AbstractDockItem other)
 
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                {
 
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                        if (other == null) return false;
 
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                        ItemDockItem di = other as ItemDockItem;
 
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                        return di != null && di.Item != null && Item != null && di.Item.UniqueId == Item.UniqueId;
 
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                }
 
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                #region IDisposable implementation 
 
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                public override void Dispose ()
 
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                {
 
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                        UnregisterWindowEvents ();
 
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                        item = null;
 
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                        windows.Clear ();
 
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                        base.Dispose ();
 
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                }
 
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                #endregion
 
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                #region IRightClickable implementation 
 
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                public IEnumerable<AbstractMenuArgs> GetMenuItems ()
 
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                {
 
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                        bool hasApps = HasVisibleApps;
 
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                        yield return new SeparatorMenuButtonArgs ();
 
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                        if (hasApps) {
 
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                                foreach (Act act in ActionsForItem (item))
 
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                                        yield return new LaunchMenuButtonArgs (act, item, act.Name, act.Icon).AsDark ();
 
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                        } else {
 
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                                foreach (Act act in ActionsForItem (item))
 
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                                        yield return new LaunchMenuButtonArgs (act, item, act.Name, act.Icon);
 
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                        }
 
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                        if (hasApps) {
 
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                                foreach (Wnck.Window window in VisibleWindows) {
 
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                                        yield return new SeparatorMenuButtonArgs ();
 
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                                        yield return new WindowMenuButtonArgs (window, window.Name, Icon);
 
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                                }
 
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                        }
 
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                }
 
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                #endregion
 
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        }
 
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}