SelectByCityName.vb
' Copyright 2012 ESRI ' ' All rights reserved under the copyright laws of the United States ' and applicable international laws, treaties, and conventions. ' ' You may freely redistribute and use this sample code, with or ' without modification, provided you include the original copyright ' notice and use restrictions. ' ' See the use restrictions. ' 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.Carto ''' <summary> ''' Selects an item by a given city name ''' </summary> <ClassInterface(ClassInterfaceType.None), Guid("B44F2830-4116-42c2-8A2C-A7097CD7F7BE"), ProgId("SelectByCityName"), ComVisible(True)> _ Public NotInheritable Class SelectByCityName : Inherits BaseCommand #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 'Class members Private m_pHookHelper As IHookHelper = Nothing Private m_weatherLayer As RSSWeatherLayerClass = Nothing Private m_selectionDlg As WeatherItemSelectionDlg = Nothing Public Sub New() MyBase.m_category = "Weather" MyBase.m_caption = "Select Weather item By Cityname" MyBase.m_message = "Select By Cityname" MyBase.m_toolTip = "Select By Cityname" MyBase.m_name = MyBase.m_category & "_" & MyBase.m_caption 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 #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) 'Instantiate the hook helper If m_pHookHelper Is Nothing Then m_pHookHelper = New HookHelperClass() End If 'set the hook m_pHookHelper.Hook = hook End Sub ''' <summary> ''' Occurs when this command is clicked ''' </summary> Public Overrides Sub OnClick() Try If m_pHookHelper.FocusMap.LayerCount = 0 Then Return End If 'get the weather layer Dim layers As IEnumLayer = m_pHookHelper.FocusMap.Layers(Nothing, False) layers.Reset() Dim layer As ILayer = layers.Next() Do While Not layer Is Nothing If TypeOf layer Is RSSWeatherLayerClass Then m_weatherLayer = CType(layer, RSSWeatherLayerClass) Exit Do End If layer = layers.Next() Loop If Not m_weatherLayer Is Nothing Then If Nothing Is m_selectionDlg OrElse m_selectionDlg.IsDisposed Then m_selectionDlg = New WeatherItemSelectionDlg(m_weatherLayer, m_pHookHelper.ActiveView) End If m_selectionDlg.Show() End If Catch ex As Exception System.Diagnostics.Trace.WriteLine(ex.Message) End Try End Sub #End Region End Class