About the Graphics layers ToolControl Sample
[C#]
GraphicsLayersListToolCtrl.cs
using System; using System.Drawing; using System.Runtime.InteropServices; using ESRI.ArcGIS.ADF.BaseClasses; using ESRI.ArcGIS.ADF.CATIDs; using ESRI.ArcGIS.Controls; using ESRI.ArcGIS.SystemUI; namespace GraphicsLayerToolControl { /// <summary> /// ToolControl implementation /// </summary> [Guid("f6d7f99f-2a94-472c-9981-b7d7d6edc518")] [ClassInterface(ClassInterfaceType.None)] [ProgId("GraphicsLayerToolControl.GraphicsLayersListToolCtrl")] public sealed class GraphicsLayersListToolCtrl : BaseCommand, IToolControl { #region COM Registration Function(s) [ComRegisterFunction()] [ComVisible(false)] static void RegisterFunction(Type registerType) { // Required for ArcGIS Component Category Registrar support ArcGISCategoryRegistration(registerType); // // TODO: Add any COM registration code here // } [ComUnregisterFunction()] [ComVisible(false)] static void UnregisterFunction(Type registerType) { // Required for ArcGIS Component Category Registrar support ArcGISCategoryUnregistration(registerType); // // TODO: Add any COM unregistration code here // } #region ArcGIS Component Category Registrar generated code /// <summary> /// Required method for ArcGIS Component Category registration - /// Do not modify the contents of this method with the code editor. /// </summary> private static void ArcGISCategoryRegistration(Type registerType) { string regKey = string.Format("HKEY_CLASSES_ROOT\\CLSID\\{{{0}}}", registerType.GUID); ControlsCommands.Register(regKey); MxCommands.Register(regKey); } /// <summary> /// Required method for ArcGIS Component Category unregistration - /// Do not modify the contents of this method with the code editor. /// </summary> private static void ArcGISCategoryUnregistration(Type registerType) { string regKey = string.Format("HKEY_CLASSES_ROOT\\CLSID\\{{{0}}}", registerType.GUID); ControlsCommands.Unregister(regKey); MxCommands.Unregister(regKey); } #endregion #endregion #region class members private IHookHelper m_hookHelper = null; private GraphicsLayersListCtrl m_graphicsLayerListCtrl = null; #endregion #region constructor public GraphicsLayersListToolCtrl() { base.m_category = ".NET Samples"; base.m_caption = "Graphics Layers"; base.m_message = "Active Graphics Layer"; base.m_toolTip = "Active Graphics Layer"; base.m_name = "ToolControlSample_GraphicsLayersListToolCtrl"; try { string bitmapResourceName = GetType().Name + ".bmp"; base.m_bitmap = new Bitmap(GetType(), bitmapResourceName); } catch (Exception ex) { System.Diagnostics.Trace.WriteLine(ex.Message, "Invalid Bitmap"); } } #endregion #region Overriden Class Methods /// <summary> /// Occurs when this command is created /// </summary> /// <param name="hook">Instance of the application</param> public override void OnCreate(object hook) { if (hook == null) return; if (m_hookHelper == null) m_hookHelper = new HookHelperClass(); m_hookHelper.Hook = hook; //make sure that the usercontrol has been initialized if (null == m_graphicsLayerListCtrl) { m_graphicsLayerListCtrl = new GraphicsLayersListCtrl(); m_graphicsLayerListCtrl.CreateControl(); } //set the Map property of the control m_graphicsLayerListCtrl.Map = m_hookHelper.FocusMap; } /// <summary> /// Occurs when this command is clicked /// </summary> public override void OnClick() { //not much to do here } #endregion #region IToolControl Members public bool OnDrop(esriCmdBarType barType) { return true; } public void OnFocus(ICompletionNotify complete) { } public int hWnd { get { //pass the handle of the usercontrol if (null == m_graphicsLayerListCtrl) { m_graphicsLayerListCtrl = new GraphicsLayersListCtrl(); m_graphicsLayerListCtrl.CreateControl(); } return m_graphicsLayerListCtrl.Handle.ToInt32(); } } #endregion } }
[Visual Basic .NET]
GraphicsLayersListToolCtrl.vb
Imports Microsoft.VisualBasic Imports System Imports System.Drawing Imports System.Runtime.InteropServices Imports ESRI.ArcGIS.ADF.BaseClasses Imports ESRI.ArcGIS.ADF.CATIDs Imports ESRI.ArcGIS.Controls Imports ESRI.ArcGIS.SystemUI ''' <summary> ''' ToolControl implementation ''' </summary> <Guid("f6d7f99f-2a94-472c-9981-b7d7d6edc518"), ClassInterface(ClassInterfaceType.None), ProgId("GraphicsLayerToolControl.GraphicsLayersListToolCtrl")> _ Public NotInheritable Class GraphicsLayersListToolCtrl : Inherits BaseCommand : Implements IToolControl #Region "COM Registration Function(s)" <ComRegisterFunction(), ComVisible(False)> _ Private Shared Sub RegisterFunction(ByVal registerType As Type) ' Required for ArcGIS Component Category Registrar support ArcGISCategoryRegistration(registerType) ' ' TODO: Add any COM registration code here ' End Sub <ComUnregisterFunction(), ComVisible(False)> _ Private Shared Sub UnregisterFunction(ByVal registerType As Type) ' Required for ArcGIS Component Category Registrar support ArcGISCategoryUnregistration(registerType) ' ' TODO: Add any COM unregistration code here ' End Sub #Region "ArcGIS Component Category Registrar generated code" ''' <summary> ''' Required method for ArcGIS Component Category registration - ''' Do not modify the contents of this method with the code editor. ''' </summary> Private Shared Sub ArcGISCategoryRegistration(ByVal registerType As Type) Dim regKey As String = String.Format("HKEY_CLASSES_ROOT\CLSID\{{{0}}}", registerType.GUID) ControlsCommands.Register(regKey) MxCommands.Register(regKey) End Sub ''' <summary> ''' Required method for ArcGIS Component Category unregistration - ''' Do not modify the contents of this method with the code editor. ''' </summary> Private Shared Sub ArcGISCategoryUnregistration(ByVal registerType As Type) Dim regKey As String = String.Format("HKEY_CLASSES_ROOT\CLSID\{{{0}}}", registerType.GUID) ControlsCommands.Unregister(regKey) MxCommands.Unregister(regKey) End Sub #End Region #End Region #Region "class members" Private m_hookHelper As IHookHelper = Nothing Private m_graphicsLayerListCtrl As GraphicsLayersListCtrl = Nothing #End Region #Region "constructor" Public Sub New() MyBase.m_category = ".NET Samples" MyBase.m_caption = "Graphics Layers" MyBase.m_message = "Active Graphics Layer" MyBase.m_toolTip = "Active Graphics Layer" MyBase.m_name = "ToolControlSample_GraphicsLayersListToolCtrl" Try Dim bitmapResourceName As String = Me.GetType().Name & ".bmp" MyBase.m_bitmap = New Bitmap(Me.GetType(), bitmapResourceName) Catch ex As Exception System.Diagnostics.Trace.WriteLine(ex.Message, "Invalid Bitmap") End Try End Sub #End Region #Region "Overridden Class Methods" ''' <summary> ''' Occurs when this command is created ''' </summary> ''' <param name="hook">Instance of the application</param> Public Overrides Sub OnCreate(ByVal hook As Object) If hook Is Nothing Then Return End If If m_hookHelper Is Nothing Then m_hookHelper = New HookHelperClass() End If m_hookHelper.Hook = hook 'make sure that the usercontrol has been initialized If Nothing Is m_graphicsLayerListCtrl Then m_graphicsLayerListCtrl = New GraphicsLayersListCtrl() m_graphicsLayerListCtrl.CreateControl() End If 'set the Map property of the control m_graphicsLayerListCtrl.Map = m_hookHelper.FocusMap End Sub ''' <summary> ''' Occurs when this command is clicked ''' </summary> Public Overrides Sub OnClick() 'not much to do here End Sub #End Region #Region "IToolControl Members" Public Function OnDrop(ByVal barType As esriCmdBarType) As Boolean Implements IToolControl.OnDrop Return True End Function Public Sub OnFocus(ByVal complete As ICompletionNotify) Implements IToolControl.OnFocus End Sub Public ReadOnly Property hWnd() As Integer Implements IToolControl.hWnd Get 'pass the handle of the usercontrol If Nothing Is m_graphicsLayerListCtrl Then m_graphicsLayerListCtrl = New GraphicsLayersListCtrl() m_graphicsLayerListCtrl.CreateControl() End If Return m_graphicsLayerListCtrl.Handle.ToInt32() End Get End Property #End Region End Class