RSS weather layer
RSSLayerProps.vb
' Copyright 2010 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.Collections.Generic
Imports System.ComponentModel
Imports System.Data
Imports System.Drawing
Imports System.Text
Imports System.Windows.Forms
Imports System.Runtime.InteropServices


  <Guid("12D0AE46-D542-43f7-8A53-5B7FCA4AA111"), ComVisible(True), ProgId("RSSLayerProps"), ClassInterface(ClassInterfaceType.None)> _
  Public Partial Class RSSLayerProps : Inherits PropertyPage
  Public Sub New()
    InitializeComponent()
  End Sub

  Protected Overrides Sub OnPageApply()
    MyBase.OnPageApply()

    Dim propSheet As PropertySheet = TryCast(Objects(0), PropertySheet)

    Dim layer As RSSWeatherLayerClass = propSheet.RSSWatherLayer
    If Nothing Is layer Then
    Return
    End If

  End Sub

  Protected Overrides Sub OnPageActivate(ByVal hWndParent As IntPtr, ByVal Rect As Rectangle, ByVal bModal As Boolean)
    MyBase.OnPageActivate(hWndParent, Rect, bModal)

    Dim propSheet As PropertySheet = TryCast(Objects(0), PropertySheet)

    Dim layer As RSSWeatherLayerClass = propSheet.RSSWatherLayer
    If Nothing Is layer Then
    Return
    End If

    'get the cityNames from the layer
    Dim cityNames As String() = layer.GetCityNames()

    'clear the listbox
      listBoxCityNames.Items.Clear()
    listBoxCityNames.Items.AddRange(cityNames)
  End Sub
  End Class