VisibleColumnsWindow.cs :  » Business-Application » DC » DCSharp » GUI » C# / CSharp Open Source

/*
 * Copyright (C) 2006 Eskil Bylund
 *
 * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

using System;

using Gtk;
using Glade;
using Mono.Unix;

namespace DCSharp.GUI{
  public class VisibleColumnsWindow : GladeWindow
  {
    private TreeViewColumn[] inactiveColumns;
    private ListStore store;
    
    [Widget]
    private TreeView treeView;
    
    [Widget]
    private Button closeButton;
    
    #region Constructors
    
    public VisibleColumnsWindow(TreeViewColumn[] columns, Window parent,
      params TreeViewColumn[] inactiveColumns) : base("VisibleColumnsWindow.glade", parent)
    {
      this.inactiveColumns = inactiveColumns;
      
      closeButton.Clicked += OnCloseButtonClicked;
      
      // Columns
      TreeViewColumn column;
      
      CellRendererToggle toggleRenderer = new CellRendererToggle();
      toggleRenderer.Toggled += OnColumnToggled;
      column = treeView.AppendColumn(null, toggleRenderer);
      column.SetCellDataFunc(toggleRenderer, SetToggleColumn);
      
      CellRendererText textRenderer = new CellRendererText();
      column = treeView.AppendColumn(Catalog.GetString("Name"),
        textRenderer);
      column.SetCellDataFunc(textRenderer, SetNameColumn);
      
      // Model
      store = new ListStore(typeof(TreeViewColumn));
      treeView.Model = store;
      
      foreach (TreeViewColumn c in columns)
      {
        store.AppendValues(c);
      }
    }
    
    #endregion
    
    #region Methods
    
    private void SetToggleColumn(TreeViewColumn column,
      CellRenderer renderer, TreeModel model, TreeIter iter)
    {
      TreeViewColumn c = (TreeViewColumn)model.GetValue(iter, 0);
      CellRendererToggle toggleRenderer = (CellRendererToggle)renderer;
      
      toggleRenderer.Active = c.Visible;
      toggleRenderer.Activatable = Array.IndexOf(inactiveColumns, c) == -1;
    }
    
    private void SetNameColumn(TreeViewColumn column,
      CellRenderer renderer, TreeModel model, TreeIter iter)
    {
      TreeViewColumn c = (TreeViewColumn)model.GetValue(iter, 0);
      CellRendererText textRenderer = (CellRendererText)renderer;
      
      textRenderer.Text = c.Title;
    }
    
    private void OnCloseButtonClicked(object obj, EventArgs args)
    {
      Destroy();
    }
    
    private void OnColumnToggled(object obj, ToggledArgs args)
    {
      TreeIter iter;
      if (store.GetIterFromString(out iter, args.Path))
      {
        TreeViewColumn c = (TreeViewColumn)store.GetValue(iter, 0);
        c.Visible = !c.Visible;
      }
    }
    
    #endregion
  }
}