using System.Runtime.InteropServices;

using Microsoft.VisualStudio.Shell;

namespace ArrayVisualizerExt

{

/// <summary>

/// This class implements the tool window exposed by this package and hosts a user control.

///

/// In Visual Studio tool windows are composed of a frame (implemented by the shell) and a pane,

/// usually implemented by the package implementer.

///

/// This class derives from the ToolWindowPane class provided from the MPF in order to use its

/// implementation of the IVsUIElementPane interface.

/// </summary>

[Guid("c0023666-5bf2-4e35-8732-6490c0736f6b")]

public class ArrayVisualizerToolWindow : ToolWindowPane

{

readonly ArrayVisualizerToolControl _arrayVisualizerToolControl;

/// <summary>

/// Standard constructor for the tool window.

/// </summary>

public ArrayVisualizerToolWindow() :

base(null)

{

// Set the window title reading it from the resources.

Caption = Resources.ToolWindowTitle;

// Set the image that will appear on the tab of the window frame

// when docked with an other window

// The resource ID correspond to the one defined in the resx file

// while the Index is the offset in the bitmap strip. Each image in

// the strip being 16x16.

BitmapResourceID = 301;

BitmapIndex = 1;

// This is the user control hosted by the tool window; Note that, even if this class implements IDisposable,

// we are not calling Dispose on this object. This is because ToolWindowPane calls Dispose on

// the object returned by the Content property.

_arrayVisualizerToolControl = new ArrayVisualizerToolControl();

base.Content = _arrayVisualizerToolControl;

}

public override void OnToolWindowCreated()

{

ThreadHelper.ThrowIfNotOnUIThread();

EnvDTE.DTE dte = (EnvDTE.DTE) GetService(typeof(EnvDTE.DTE));

EnvDTE80.Events2 events = (EnvDTE80.Events2) dte.Events;

var windowVisibility = events.get_WindowVisibilityEvents();

windowVisibility.WindowShowing += WindowVisibility_WindowShowing;

windowVisibility.WindowHiding += WindowVisibility_WindowHiding;

}

void WindowVisibility_WindowHiding(EnvDTE.Window window)

{

ThreadHelper.ThrowIfNotOnUIThread();

if (window.Kind == "Tool" && window.Caption == Resources.ToolWindowTitle)

_arrayVisualizerToolControl.ToolDeactivated();

}

void WindowVisibility_WindowShowing(EnvDTE.Window window)

{

ThreadHelper.ThrowIfNotOnUIThread();

if (window.Kind == "Tool" && window.Caption == Resources.ToolWindowTitle)

_arrayVisualizerToolControl.ToolActivated();

}

}

}