RetroZilla/extensions/manticore/browser/PrefPanel.cs

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2015-10-21 05:03:22 +02:00
/* -*- 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.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Windows.Forms;
using Silverstone.Manticore.Core;
/// <summary>
/// Summary description for UserControl1.
/// </summary>
public class PrefPanel : Panel
{
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
/// <summary>
/// Whether or not this panel has been shown before. We defer
/// reading preferences and populating UI for preferences panels
/// that have not yet been shown.
/// </summary>
private bool mGenerated = false;
/// <summary>
/// Preferences handle
/// </summary>
// LAME - need to use global service thingy.
protected internal Preferences mPrefs;
/// <summary>
/// Parent window (Preferences dialog)
/// </summary>
protected internal Form mParent;
public PrefPanel(Form aParent, Preferences aPrefs)
{
// This call is required by the Windows.Forms Form Designer.
InitializeComponent();
// LAME oh so lame.
mPrefs = aPrefs;
mParent = aParent;
// All preferences panels have these properties initially.
this.Location = new System.Drawing.Point(160, 16);
this.Size = new System.Drawing.Size(320, 264);
this.TabIndex = 1;
this.Visible = false;
// When the preference panel is shown for the first time, we
// need to fill its fields from preferences.
this.VisibleChanged += new EventHandler(VisibilityChanged);
}
/// <summary>
/// Called when the visibility of the panel changes.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void VisibilityChanged(Object sender, EventArgs e)
{
if (!mGenerated) {
// The first time we display the panel, read the values
// for UI elements from preferences and fill the controls.
Load();
mGenerated = true;
}
}
/// <summary>
/// Implemented by derived class. Reads preferences for each UI element
/// the first time this panel is shown, and populates the UI appropriately.
/// </summary>
public virtual void Load()
{
// Implemented by derived class
}
/// <summary>
/// Implemented by derived class. Takes data from UI elements (which may
/// be user-manipulated) and saves preferences.
/// </summary>
public virtual void Save()
{
// Implemented by derived class
}
/// <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 Component 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()
{
components = new System.ComponentModel.Container();
}
#endregion
}
}