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Clipz - A Friendly Introduction to the Windows 7 Taskbar Features

, 17 Dec 2009
An overview of the Windows 7 taskbar features, and how to use then in your own applications.
Clipz.zip
Clipz
bin
Debug
Clipz.csproj.user
CopyIcon.ico
DeleteIcon.ico
Model
Native Methods
Properties
Settings.settings
Resources
Audio.png
Clipboard.png
NextIcon.ico
PreviousIcon.ico
Utility
Core
AppRestartRecovery
Dialogs
Common
TaskDialogs
Interop
AppRestartRecovery
Dialogs
NetworkList
PowerManagement
TaskDialogs
NetworkList
PowerManagement
Properties
PropertySystem
SafeHandles
Libraries
StructureMap.dll
Shell
Common
CommonFileDialogs
Controls
Design
ShellObjects.cd
ShellThumbnailClassDiagram.cd
DesktopWindowManager
ExplorerBrowser
ExplorerBrowserDiagram.cd
Interop
Common
Dialogs
ExplorerBrowser
KnownFolders
PropertySystem
StockIcons
Taskbar
KnownFolders
Properties
PropertySystem
StockIcons
Taskbar
//Copyright (c) Microsoft Corporation.  All rights reserved.

using System;
using System.Diagnostics;

namespace Microsoft.WindowsAPICodePack.Dialogs.Controls
{
    /// <summary>
    ///  Defines the text box controls in the Common File Dialog.
    /// </summary>
    public class CommonFileDialogTextBox : CommonFileDialogControl
    {
        /// <summary>
        /// Creates a new instance of this class.
        /// </summary>
        public CommonFileDialogTextBox()
            : base(String.Empty)
        {
        }

        /// <summary>
        /// Creates a new instance of this class with the specified text.
        /// </summary>
        /// <param name="text">The text to display for this control.</param>
        public CommonFileDialogTextBox(string text)
            : base(text)
        {
        }

        /// <summary>
        /// Creates a new instance of this class with the specified name and text.
        /// </summary>
        /// <param name="name">The name of this control.</param>
        /// <param name="text">The text to display for this control.</param>
        public CommonFileDialogTextBox(string name, string text) 
            : base(name, text) 
        {
        }

        internal bool Closed
        {
            set;
            get;
        }
        /// <summary>
        /// Gets or sets a value for the text string contained in the CommonFileDialogTextBox.
        /// </summary>
        public override string Text
        {
            get
            {
                if (!Closed)
                {
                    SyncValue();
                }

                return base.Text;
            }

            set
            {
                if (customizedDialog != null)
                {
                    customizedDialog.SetEditBoxText( this.Id, value );
                }

                base.Text = value;
            }
        }

        /// <summary>
        /// Holds an instance of the customized (/native) dialog and should
        /// be null until after the Attach() call is made.
        /// </summary>
        private IFileDialogCustomize customizedDialog = null;

        /// <summary>
        /// Attach the TextBox control to the dialog object
        /// </summary>
        /// <param name="dialog">Target dialog</param>
        internal override void Attach(IFileDialogCustomize dialog)
        {
            Debug.Assert(dialog != null, "CommonFileDialogTextBox.Attach: dialog parameter can not be null");

            // Add a text entry control
            dialog.AddEditBox(this.Id, this.Text);

            // Set to local instance in order to gate access to same.
            customizedDialog = dialog;

            // Sync unmanaged properties with managed properties
            SyncUnmanagedProperties();

            Closed = false;
        }

        internal void SyncValue()
        {
            // Make sure that the local native dialog instance is NOT 
            // null. If it's null, just return the "textValue" var,
            // otherwise, use the native call to get the text value, 
            // setting the textValue member variable then return it.

            if (customizedDialog != null)
            {
                string textValue;
                customizedDialog.GetEditBoxText(this.Id, out textValue);

                base.Text = textValue;
            }
        }
    }
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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TylerBrinks
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United States United States
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Web03 | 2.8.140721.1 | Last Updated 17 Dec 2009
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