WPF

dharmaa.m wrote:

Unable to cast object of type 'System.Data.DataRowView' to type 'System.Windows.Controls.ListViewItem

foreach (DataRowView row in lsvCountry.Items)
{
   var item = (ListViewItem)lsvCountry.ItemContainerGenerator.ContainerFromItem(row);
   ...
}

<DataGrid>
   <DataGrid.Columns>
      <DataGridTextColumn Header="Test" />
      <DataGridTextColumn Header="Test2" />
   </DataGrid.Columns>
</DataGrid>

Pete O'Hanlon wrote:

It's fixed in .NET 4.5.

.NET 4.5 Beta Readme[^]

1.3.10 Windows Presentation Foundation (WPF)

1.3.10.1 HwndHost feature has been removed from WPF in the .NET Framework 4.5 Beta
The .NET Framework 4.5 Developer Preview included a WPF HwndHost redirection feature. However, this feature had several known issues and has been removed from the .NET Framework 4.5 Beta. It will not be included in any future releases.

Pete O'Hanlon wrote:

Pete Brown, at Microsoft, promised me this would be in

<Button x:Name="button1" Click="button1_onClick" Template={StaticResource MyTemplate} />

private void button1_onClick(object sender, RoutedEventArgs e)
{
     //handle button click event here.
}

<Button Name="btnControl"  Canvas.ZIndex="10"  Canvas.Left="175" Canvas.Top="25" Content="ICOM"
MaxWidth="75" MaxHeight="75" Style="{StaticResource ICOMButtonStyle}" Command="{Binding LaunchControlModule}"/>

Public ReadOnly Property LaunchControlModule() As ICommand
    Get
        Return New ViewModelCommand(AddressOf HandlerLaundControlModule)
    End Get
End Property

Private Sub HandlerLaundControlModule()
    ShowControlModule = True
End Sub

    Public Class ViewModelCommand
        Implements ICommand

        Private _handler As Action


        Public Sub New(ByVal handler As Action)
            _handler = handler
        End Sub


#Region "ICommand Members"
         Public Function CanExecute(ByVal parameter As Object) As Boolean Implements System.Windows.Input.ICommand.CanExecute
            Return True
        End Function

        Public Event CanExecuteChanged(ByVal sender As Object, ByVal e As System.EventArgs) Implements System.Windows.Input.ICommand.CanExecuteChanged

        Public Sub Execute(ByVal parameter As Object) Implements System.Windows.Input.ICommand.Execute
            _handler()
        End Sub

#End Region

Mycroft Holmes wrote:

You have low expectations of your client base (reasonable in an independant
developer) as you are using a tabcontrol as your client collection UI

Mycroft Holmes wrote:

One reason not to use a messaging paradigm is that it is a bitch to maintain,
there is no direct link between the firer of the message and the consumer of
that message. a bitch to support.