Differences

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--- swdev:dotnet:wpf:user_controls_and_intercommunication [2011/01/18 16:38]
smayr [Resources]
+++ swdev:dotnet:wpf:user_controls_and_intercommunication [2011/05/25 09:48] (current)
smayr
@@ Line 10: / Line 10: @@
     <Grid>
         <local:ucContent x:Name="content1"/>
-        <local:ucPopupMnu x:Name="popupmnu1" MenuItemSelected="ucPopupMnu_MenuItemSelected"/>
+        <local:ucPopupMnu x:Name="popupmnu1"/>
     </Grid>
 </Window>
 </code>
-Or programmatically (in C#):
+Attach menu event programmatically (in C#):
 <code csharp>
 using System;
@@ Line 42: / Line 42: @@
             InitializeComponent();
+            // Attach menu event handler
             popupmnu1.MenuItemSelected += new RoutedEventHandler(ucPopupMnu_MenuItemSelected);
         }
@@ Line 62: / Line 63: @@
 </code>
-If defined with XAML, then the ''MainWindows.xaml.cs'' code-behind looks like:
+If the event is defined with XAML (''MainWindows.xaml''), then:
+<code xml>
+<Window x:Class="InterUsrCtrlComm.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:local="clr-namespace:InterUsrCtrlComm"
+        Title="Inter User Control Communication" Height="350" Width="525">
+    <Grid>
+        <local:ucContent x:Name="content1"/>
+        <local:ucPopupMnu x:Name="popupmnu1" MenuItemSelected="ucPopupMnu_MenuItemSelected"/>
+    </Grid>
+</Window>
+</code>
+The code-behind looks like (''MainWindows.xaml.cs''):
 <code csharp>
 using System;
@@ Line 88: / Line 103: @@
         {
             InitializeComponent();
+            // This next line should not be present, since XAML will add it automatically in InitializeComponent()
+            //popupmnu1.MenuItemSelected += new RoutedEventHandler(ucPopupMnu_MenuItemSelected);
         }