AddWeatherItemCmd.cs
// 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. // using System; using System.Drawing; using System.Windows.Forms; using System.Runtime.InteropServices; using ESRI.ArcGIS.ADF.BaseClasses; using ESRI.ArcGIS.ADF.CATIDs; using ESRI.ArcGIS.Controls; using ESRI.ArcGIS.Carto; using ESRI.ArcGIS.Geometry; namespace RSSWeatherLayer { /// <summary> /// Add a new weather item given a zipCode. /// </summary> /// <remarks>Should the weather item exist, it will be updated</remarks> [ClassInterface(ClassInterfaceType.None)] [Guid("D19CA1E0-FC77-4d2a-8FAA-EC74683FA991")] [ProgId("RSSWeatherLayer.AddWeatherItemCmd")] [ComVisible(true)] public sealed class AddWeatherItemCmd: BaseCommand { #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); MxCommands.Register(regKey); ControlsCommands.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); MxCommands.Unregister(regKey); ControlsCommands.Unregister(regKey); } #endregion #endregion //class members private IHookHelper m_hookHelper = null; private RSSWeatherLayerClass m_weatherLayer = null; /// <summary> /// CTor /// </summary> public AddWeatherItemCmd() { base.m_category = "Weather"; base.m_caption = "Add Weather item by zipcode"; base.m_message = "Add weather item by zipcode"; base.m_toolTip = "Add by zipcode"; base.m_name = base.m_category + "_" + base.m_caption; try { base.m_bitmap = new Bitmap(GetType().Assembly.GetManifestResourceStream(GetType(), "AddWeatherItemCmd.bmp")); } catch (Exception ex) { System.Diagnostics.Trace.WriteLine(ex.Message, "Invalid Bitmap"); } } #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) { //Instantiate the hook helper if (m_hookHelper == null) m_hookHelper = new HookHelperClass(); //set the hook m_hookHelper.Hook = hook; } /// <summary> /// Occurs when this command is clicked /// </summary> public override void OnClick() { try { if (0 == m_hookHelper.FocusMap.LayerCount) return; //get the weather layer IEnumLayer layers = m_hookHelper.FocusMap.get_Layers(null, false); layers.Reset(); ILayer layer = layers.Next(); while(layer != null) { if(layer is RSSWeatherLayerClass) { m_weatherLayer = (RSSWeatherLayerClass)layer; break; } layer = layers.Next(); } //in case that the layer exists if(null != m_weatherLayer) { //launch the zipCode input dialog ZipCodeDlg dlg = new ZipCodeDlg(); if(DialogResult.OK == dlg.ShowDialog()) { long zipCode = dlg.ZipCode; if(0 != zipCode) { //add the weather item to the layer m_weatherLayer.AddItem(zipCode); //if the user checked the 'ZoomTo' checkbox, zoom to the item if(dlg.ZoomToItem) { m_weatherLayer.ZoomTo(zipCode); } } } } } catch(Exception ex) { System.Diagnostics.Trace.WriteLine(ex.Message); } } #endregion } }