mirror of
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204 lines
6.4 KiB
C#
204 lines
6.4 KiB
C#
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/* -*- Mode: C#; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Manticore.
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*
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* The Initial Developer of the Original Code is
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* Silverstone Interactive.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Ben Goodger <ben@netscape.com> (Original Author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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namespace Silverstone.Manticore.Bookmarks
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{
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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using System.Collections;
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using Silverstone.Manticore.Core;
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using Silverstone.Manticore.Toolkit;
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/// <summary>
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/// A Bookmarks Tree widget
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/// </summary>
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public class BookmarksTreeView : ManticoreTreeView
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{
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protected BaseTreeBuilder mBuilder;
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protected Queue mFilterAttributes;
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public BookmarksTreeView(String aRoot)
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{
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mBuilder = new BaseTreeBuilder(this, null);
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mBuilder.Root = aRoot;
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mBuilder.DataStore = DataStoreRegistry.GetDataStore("Bookmarks");
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mBuilder.DataStore.AddObserver(mBuilder);
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// Use bright green as transparent colour
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mIconTransparentColor = ColorTranslator.FromOle(0x00FF00);
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ImageList = new ImageList();
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// Built in Bookmark icons
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ImageList.Images.Add(Image.FromFile(@"resources\bookmark-folder-closed.png"), mIconTransparentColor);
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ImageList.Images.Add(Image.FromFile(@"resources\bookmark-folder-open.png"), mIconTransparentColor);
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ImageList.Images.Add(Image.FromFile(@"resources\bookmark.png"), mIconTransparentColor);
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// Don't draw lines to root
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ShowRootLines = false;
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ShowPlusMinus = true;
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AfterLabelEdit += new NodeLabelEditEventHandler(OnAfterLabelEdit);
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AfterExpand += new TreeViewEventHandler(OnAfterExpand);
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AfterCollapse += new TreeViewEventHandler(OnAfterCollapse);
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}
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public void Build()
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{
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mBuilder.Build();
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}
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public String Root
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{
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get
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{
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return mBuilder.Root;
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}
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set
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{
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if (mBuilder.Root != value)
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mBuilder.Root = value;
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}
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}
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public void AddCriteria(String[] aAttrValuePair)
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{
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if (mFilterAttributes == null)
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mFilterAttributes = new Queue();
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mFilterAttributes.Enqueue(aAttrValuePair);
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}
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public override bool ShouldBuild(CommandTarget aTarget)
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{
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Bookmarks bmks = ServiceManager.Bookmarks;
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if (mFilterAttributes != null)
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{
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IEnumerator criteria = mFilterAttributes.GetEnumerator();
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while (criteria.MoveNext())
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{
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String[] singleCriteria = criteria.Current as String[];
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if (bmks.GetBookmarkAttribute(aTarget.Data as String, singleCriteria[0]) != singleCriteria[1])
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return false;
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}
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}
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return true;
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}
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public override int GetIconIndex(CommandTarget aTarget)
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{
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int index = 2;
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if (aTarget.IsContainer)
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{
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index = 0;
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if (aTarget.IsOpen)
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index = 1;
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}
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int fileIndex = GetIconIndex(aTarget.IconURL);
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if (fileIndex != -1)
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index = fileIndex;
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return index;
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}
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/// <summary>
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/// Retrieves the single root |ManticoreTreeNode| in the TreeView.
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/// </summary>
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/// <returns></returns>
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protected ManticoreTreeNode GetRootItem()
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{
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if (Nodes.Count == 0)
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return null;
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return Nodes[0] as ManticoreTreeNode;
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}
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public void NewFolder()
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{
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ManticoreTreeNode root = GetRootItem();
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if (root != null)
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{
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ManticoreTreeNode temp = new ManticoreTreeNode("New Folder", null);
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root.Nodes.Add(temp);
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LabelEdit = true;
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temp.BeginEdit();
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}
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}
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protected void OnAfterLabelEdit(Object sender, NodeLabelEditEventArgs e)
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{
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ManticoreTreeNode root = GetRootItem();
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if (root != null && e.Label != "")
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{
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ManticoreTreeNode temp = e.Node as ManticoreTreeNode;
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String parentID = root.Data as String;
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Bookmarks bmks = ServiceManager.Bookmarks;
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String bookmarkID = bmks.CreateBookmark(e.Label, parentID, -1);
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bmks.SetBookmarkAttribute(bookmarkID, "container", "true");
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bmks.SetBookmarkAttribute(bookmarkID, "open", "true");
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e.Node.Text = "FruitLoop";
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e.Node.EndEdit(false);
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root.Nodes.Remove(temp);
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LabelEdit = false;
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}
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else
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e.Node.EndEdit(true);
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}
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protected void OnAfterExpand(Object sender, TreeViewEventArgs e)
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{
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ManticoreTreeNode node = e.Node as ManticoreTreeNode;
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String nodeID = node.Data as String;
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Bookmarks bmks = ServiceManager.Bookmarks;
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bmks.SetBookmarkAttribute(nodeID, "open", "true");
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node.ImageIndex = 1;
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}
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protected void OnAfterCollapse(Object sender, TreeViewEventArgs e)
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{
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ManticoreTreeNode node = e.Node as ManticoreTreeNode;
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String nodeID = node.Data as String;
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Bookmarks bmks = ServiceManager.Bookmarks;
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bmks.SetBookmarkAttribute(nodeID, "open", "false");
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node.ImageIndex = 0;
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}
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}
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}
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