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EmoticonPreferenceWidget.cs

/*
 * Galaxium Messenger
 * Copyright (C) 2007 Ben Motmans <ben.motmans@gmail.com>
 * Copyright (C) 2007 Philippe Durand <draekz@gmail.com>
 * Copyright (C) 2007 Paul Burton <paulburton89@gmail.com>
 * 
 * License: GNU General Public License (GPL)
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

using System;
using System.IO;

using Gdk;
using Gtk;
using Glade;

using Anculus.Core;

using Galaxium.Core;
using Galaxium.Gui;
using Galaxium.Gui.GtkGui;
using Galaxium.Protocol;

namespace Galaxium.Client.GtkGui
{
      public class EmoticonPreferenceWidget: IPreferenceWidget<Widget>
      {
            [Widget("vbSets")] VBox _vbSets;
            [Widget("ivEmoticons")] IconView _ivEmoticons;
            [Widget("lblAuthor")] Label _lblAuthor;
            [Widget("lblDescription")] Label _lblDescription;
            [Widget("tvCustom")] TreeView _tvCustom;
            [Widget("btnAdd")] ToolButton _btnAdd;
            [Widget("btnRemove")] ToolButton _btnRemove;
            
            Widget _nativeWidget;
            Widget _parentLayoutWidget;
            ImageComboBox<IEmoticonSet> _cbSets;
            IEmoticonSet _noneSet;
            ListStore _tvCustomStore;
            ListStore _accountsStore;
            ListStore _contactsStore;
            
            public void Initialize ()
            {
                  _nativeWidget = GladeUtility.ExtractWidget<Widget> (GladeUtility.GetGladeResourceStream (typeof (GtkPreferenceWidget).Assembly, "EmoticonPreferenceWidget.glade"), "widget", this);
                  
                  // Emoticon Sets
                  
                  _cbSets = new ImageComboBox<IEmoticonSet>(new ImageComboTextLookup<IEmoticonSet>(SetTextLookup), new ImageComboPixbufLookup<IEmoticonSet>(SetImageLookup));
                  _vbSets.PackStart(_cbSets, false, true, 0);
                  
                  _noneSet = new BaseEmoticonSet("None", string.Empty, string.Empty);
                  _cbSets.Append(_noneSet);
                  
                  foreach (IEmoticonSet emotSet in EmoticonUtility.Sets)
                        _cbSets.Append(emotSet);
                  
                  _cbSets.Changed += SetChanged;
                  
                  if (EmoticonUtility.ActiveSet != null)
                        _cbSets.Select(EmoticonUtility.ActiveSet);
                  else
                        _cbSets.Select(_noneSet);
                  
                  // Custom Emoticons
                  
                  _tvCustom.AppendColumn("Image", new CellRendererPixbuf(), new TreeCellDataFunc(RenderCustomImage));
                  _tvCustom.AppendColumn("Equivalents", new CellRendererText(), new TreeCellDataFunc(RenderCustomEquivalents));
                  _tvCustom.AppendColumn("Account", new CellRendererCombo(), new TreeCellDataFunc(RenderCustomAccount));
                  _tvCustom.AppendColumn("Contact", new CellRendererCombo(), new TreeCellDataFunc(RenderCustomContact));
                  
                  ((CellRendererText)_tvCustom.Columns[1].CellRenderers[0]).Editable = true;
                  ((CellRendererText)_tvCustom.Columns[1].CellRenderers[0]).Edited += CustomEquivalentsEdited;
                  
                  ((CellRendererCombo)_tvCustom.Columns[2].CellRenderers[0]).Editable = true;
                  ((CellRendererCombo)_tvCustom.Columns[2].CellRenderers[0]).Edited += CustomAccountEdited;
                  
                  ((CellRendererCombo)_tvCustom.Columns[3].CellRenderers[0]).Editable = true;
                  ((CellRendererCombo)_tvCustom.Columns[3].CellRenderers[0]).Edited += CustomContactEdited;
                  
                  _tvCustomStore = new ListStore(typeof(CustomEmoticonInfo));
                  _tvCustom.Model = _tvCustomStore;
                  
                  _tvCustom.Selection.Changed += tvCustomSelectionChanged;
                  
                  // Setup Accounts Combo
                  
                  _accountsStore = new ListStore(typeof(string));
                  _accountsStore.AppendValues("All");
                  
                  foreach (IAccount account in AccountUtility.Accounts)
                        _accountsStore.AppendValues(account.UniqueIdentifier);
                  
                  ((CellRendererCombo)_tvCustom.Columns[2].CellRenderers[0]).Model = _accountsStore;
                  ((CellRendererCombo)_tvCustom.Columns[2].CellRenderers[0]).TextColumn = 0;
                  ((CellRendererCombo)_tvCustom.Columns[2].CellRenderers[0]).HasEntry = false;
                  
                  // Setup Contacts Combo
                  
                  _contactsStore = new ListStore(typeof(string));
                  _contactsStore.AppendValues("All");

                  ((CellRendererCombo)_tvCustom.Columns[3].CellRenderers[0]).Model = _contactsStore;
                  ((CellRendererCombo)_tvCustom.Columns[3].CellRenderers[0]).TextColumn = 0;
                  ((CellRendererCombo)_tvCustom.Columns[3].CellRenderers[0]).HasEntry = false;
                  
                  // Setup Emoticon Store
                  
                  foreach (CustomEmoticonInfo info in EmoticonUtility.Custom)
                        _tvCustomStore.AppendValues(info);
                  
                  _nativeWidget.ShowAll ();
            }
            
            string SetTextLookup (IEmoticonSet item)
            {
                  return item.Name;
            }

            Gdk.Pixbuf SetImageLookup (IEmoticonSet item)
            {
                  return IconUtility.GetIcon ("galaxium-preferences-themes", IconSizes.Small);
            }
            
            void SetChanged(object sender, EventArgs args)
            {
                  IEmoticonSet emotSet = _cbSets.GetSelectedItem();
                  
                  EmoticonUtility.ActiveSet = emotSet == _noneSet ? null : emotSet;
            
                  _lblAuthor.Text = emotSet.Creator;
                  _lblDescription.Text = emotSet.Description;
                  
                  _ivEmoticons.Model = null;
                  
                  if (emotSet != null)
                  {
                        ListStore store = new ListStore(new Type[] { typeof(string), typeof(Gdk.Pixbuf) });
                        
                        foreach (IEmoticon emot in emotSet.Emoticons)
                              store.AppendValues(new object[] { emot.Equivalents[0], new Gdk.Pixbuf(emot.Filename) });
                        
                        _ivEmoticons.Model = store;
                        _ivEmoticons.TextColumn = 0;
                        _ivEmoticons.PixbufColumn = 1;
                        _ivEmoticons.ShowAll();
                  }
            }
            
            void tvCustomSelectionChanged(object sender, EventArgs args)
            {
                  _btnRemove.Sensitive = true;
            }
            
            void RenderCustomImage(TreeViewColumn column, CellRenderer cell, TreeModel model, TreeIter iter)
            {
                  CustomEmoticonInfo info = (CustomEmoticonInfo)model.GetValue(iter, 0);
                  if(File.Exists(info.Emoticon.Filename))
                        (cell as CellRendererPixbuf).Pixbuf = new Pixbuf(info.Emoticon.Filename);
                  else
                        Log.Warn ("Custom emoticon file missing: "+info.Emoticon.Filename);
            }
            
            void RenderCustomEquivalents(TreeViewColumn column, CellRenderer cell, TreeModel model, TreeIter iter)
            {
                  CustomEmoticonInfo info = (CustomEmoticonInfo)model.GetValue(iter, 0);
                  
                  string equivalentstr = string.Empty;
                  
                  foreach (string equivalent in info.Emoticon.Equivalents)
                        equivalentstr += equivalent + " ";
                  
                  (cell as CellRendererText).Text = equivalentstr.Trim();
            }
            
            void RenderCustomAccount(TreeViewColumn column, CellRenderer cell, TreeModel model, TreeIter iter)
            {
                  CustomEmoticonInfo info = (CustomEmoticonInfo)model.GetValue(iter, 0);
                  (cell as CellRendererCombo).Text = info.AllowedAccount == "*" ? "All" : info.AllowedAccount;
            }
            
            void RenderCustomContact(TreeViewColumn column, CellRenderer cell, TreeModel model, TreeIter iter)
            {
                  CustomEmoticonInfo info = (CustomEmoticonInfo)model.GetValue(iter, 0);
                  (cell as CellRendererCombo).Text = info.AllowedDestination == "*" ? "All" : info.AllowedDestination;
            }
            
            void btnAddClicked(object sender, EventArgs args)
            {
                  FileChooserDialog dialog = new ImageFileChooserDialog((Gtk.Window)_nativeWidget.Toplevel);                  
                  dialog.SetCurrentFolder(Environment.GetFolderPath(Environment.SpecialFolder.Personal));
                  
                  if (dialog.Run () == (int)ResponseType.Accept)
                        _tvCustomStore.AppendValues(EmoticonUtility.AddCustom(dialog.Filename));
                  
                  dialog.Destroy();
            }
            
            void btnRemoveClicked(object sender, EventArgs args)
            {
                  TreeIter iter;
                  _tvCustom.Selection.GetSelected(out iter);
                  
                  if (iter.Equals(TreeIter.Zero))
                        return;
                  
                  CustomEmoticonInfo info = (CustomEmoticonInfo)_tvCustomStore.GetValue(iter, 0);
                  
                  EmoticonUtility.RemoveCustom(info);
                  
                  _tvCustomStore.Remove(ref iter);
            }
            
            void CustomEquivalentsEdited(object sender, EditedArgs args)
            {
                  TreeIter iter;
                  _tvCustomStore.GetIter(out iter, new TreePath(args.Path));

                  CustomEmoticonInfo info = (CustomEmoticonInfo)_tvCustomStore.GetValue(iter, 0);
                  info.SetEquivalents(args.NewText);
                  
                  _tvCustom.ColumnsAutosize();
            }
            
            void CustomAccountEdited(object sender, EditedArgs args)
            {
                  TreeIter iter;
                  _tvCustomStore.GetIter(out iter, new TreePath(args.Path));

                  CustomEmoticonInfo info = (CustomEmoticonInfo)_tvCustomStore.GetValue(iter, 0);
                  info.AllowedAccount = args.NewText == "All" ? "*" : args.NewText;
                  
                  _tvCustom.ColumnsAutosize();
            }
            
            void CustomContactEdited(object sender, EditedArgs args)
            {
                  TreeIter iter;
                  _tvCustomStore.GetIter(out iter, new TreePath(args.Path));

                  CustomEmoticonInfo info = (CustomEmoticonInfo)_tvCustomStore.GetValue(iter, 0);
                  info.AllowedDestination = args.NewText == "All" ? "*" : args.NewText;
                  
                  _tvCustom.ColumnsAutosize();
            }
            
            public Widget NativeWidget
            {
                  get { return _nativeWidget; }
            }
      }
}

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