gecko-dev/extensions/manticore/browser/PrefsDialog.cs

290 строки
9.3 KiB
C#

/* -*- Mode: C#; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Manticore.
*
* The Initial Developer of the Original Code is
* Silverstone Interactive.
* Portions created by the Initial Developer are Copyright (C) 2001
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Ben Goodger <ben@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
namespace Silverstone.Manticore.Browser
{
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.IO;
using System.Xml;
using Silverstone.Manticore.Toolkit;
using Silverstone.Manticore.Core;
/// <summary>
/// Summary description for Form1.
/// </summary>
public class PrefsDialog : ManticoreDialog
{
private System.Windows.Forms.TreeView treeView1;
private System.Windows.Forms.Button cancelButton;
private System.Windows.Forms.Button okButton;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
private Hashtable mNodes = null;
private Hashtable mPanels = null;
private PrefPanel mCurrentPanel = null;
// LAME find a way to do global application service.
private Preferences mPrefs = null;
public PrefsDialog(Form aOpener) : base(aOpener)
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
okButton.Click += new EventHandler(OnOK);
mNodes = new Hashtable();
mPanels = new Hashtable();
BrowserWindow window = mOpener as BrowserWindow;
mPrefs = ServiceManager.Preferences;
//
// Initialize all the preference panels.
//
InitializePanels();
// Add select handler for tree view so that we can
// switch panels.
treeView1.AfterSelect += new TreeViewEventHandler(OnTreeSelect);
//
// Initialize the category list.
//
InitializeCategoryList();
// XXX - eventually we want to remember user state. This will do
// for now.
treeView1.ExpandAll();
}
public void OnOK(object sender, EventArgs e)
{
// Call |Save| on each preferences panel...
IEnumerator panels = mPanels.Values.GetEnumerator();
while (panels.MoveNext()) {
PrefPanel currPanel = panels.Current as PrefPanel;
currPanel.Save();
}
// ... then flush preferences to disk for safe keepin'.
// XXX not just yet.
// mPrefs.FlushUserPreferences();
}
public void OnTreeSelect(Object sender, TreeViewEventArgs e)
{
TreeNode selectedNode = e.Node;
String panelID = mNodes[selectedNode.GetHashCode()] as String;
PrefPanel newPanel = mPanels[panelID] as PrefPanel;
if (mCurrentPanel != null)
mCurrentPanel.Visible = false;
if (newPanel != null) {
newPanel.Visible = true;
mCurrentPanel = newPanel;
}
else {
if (selectedNode.FirstNode != null) {
TreeView treeview = sender as TreeView;
treeview.SelectedNode = selectedNode.FirstNode;
}
}
}
/// <summary>
/// Create all the preferences panels.
/// </summary>
public void InitializePanels()
{
BrowserDisplayPanel bdp = new BrowserDisplayPanel(this, mOpener, mPrefs);
mPanels.Add("browser-display", bdp);
this.Controls.Add(bdp);
}
/// <summary>
/// Load the category list from XML and select the initial
/// panel.
/// </summary>
private void InitializeCategoryList()
{
mNodes = new Hashtable();
XmlTextReader reader;
reader = new XmlTextReader("browser\\PrefPanels.xml");
reader.WhitespaceHandling = WhitespaceHandling.None;
reader.MoveToContent();
CatListRecurse(reader, treeView1);
}
private void CatListRecurse(XmlTextReader aReader, Object aRootNode)
{
String inner = aReader.ReadInnerXml();
NameTable nt = new NameTable();
XmlNamespaceManager nsmgr = new XmlNamespaceManager(nt);
XmlParserContext ctxt = new XmlParserContext(null, nsmgr, null, XmlSpace.None);
XmlTextReader reader2 = new XmlTextReader(inner, XmlNodeType.Element, ctxt);
TreeNode node;
while (reader2.Read()) {
if (reader2.NodeType == XmlNodeType.Element) {
switch (reader2.LocalName) {
case "panel":
// Tree node with children. Retrieve label and id. Label is
// used for visual presentation, id is hashed against node
// and is used as a key when looking for which panel to
// load.
String[] values = new String[2] {"", ""};
String[] names = new String[2] {"label", "id"};
for (int i = 0; i < names.Length; ++i) {
if (reader2.MoveToAttribute(names[i]) &&
reader2.ReadAttributeValue())
values[i] = reader2.Value;
reader2.MoveToElement();
}
node = new TreeNode(values[0], 0, 0);
if (aRootNode is TreeView) {
TreeView rootView = aRootNode as TreeView;
rootView.Nodes.Add(node);
}
else if (aRootNode is TreeNode) {
TreeNode rootNode = aRootNode as TreeNode;
rootNode.Nodes.Add(node);
}
mNodes.Add(node.GetHashCode(), values[1]);
CatListRecurse(reader2, node);
break;
}
}
}
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if(components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.cancelButton = new System.Windows.Forms.Button();
this.treeView1 = new System.Windows.Forms.TreeView();
this.okButton = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// cancelButton
//
this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
this.cancelButton.Location = new System.Drawing.Point(408, 296);
this.cancelButton.Name = "cancelButton";
this.cancelButton.TabIndex = 2;
this.cancelButton.Text = "Cancel";
this.cancelButton.FlatStyle = FlatStyle.System;
//
// treeView1
//
this.treeView1.ImageIndex = -1;
this.treeView1.Location = new System.Drawing.Point(16, 16);
this.treeView1.Name = "treeView1";
this.treeView1.SelectedImageIndex = -1;
this.treeView1.Size = new System.Drawing.Size(136, 264);
this.treeView1.TabIndex = 0;
//
// okButton
//
this.okButton.DialogResult = System.Windows.Forms.DialogResult.OK;
this.okButton.Location = new System.Drawing.Point(328, 296);
this.okButton.Name = "okButton";
this.okButton.TabIndex = 3;
this.okButton.Text = "OK";
this.okButton.FlatStyle = FlatStyle.System;
//
// PrefsDialog
//
this.AcceptButton = this.okButton;
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.CancelButton = this.cancelButton;
this.ClientSize = new System.Drawing.Size(496, 328);
this.ControlBox = false;
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.okButton,
this.cancelButton,
this.treeView1});
this.HelpButton = true;
this.Name = "PrefsDialog";
this.ShowInTaskbar = false;
this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
this.Text = "Options";
this.ResumeLayout(false);
}
#endregion
}
}