third-party-controls

Can I use Silverlight 3 third party controls with Silverlight 4

Recently I installed Silverlight 4 plugin and noticed that windowless mode now works correctly with FireFox. I quickly read SL4 release notes but cannot find answer. Can I use SL3 controls (we are using a LOT of DevExpress and Infragistics controls) in SL4. ...

WPF DevComponents TabNavigation inability to change SelectedIndex/Item in code-behind.

I am using the DevComponents TabNavigation control for WPF, and am able to add a new TabItem to the TabNavigation at a specific index, call it i, in the code-behind. Now I want to make the new TabItem the SelectedItem, by doing: private void textBlock_MouseLeftButtonDown(object sender, MouseButtonEventArgs e) { int i = createNewTabI...

WPF DevComponents Dock Control will not fill screen.

I am using the DevComponents third-party control to create a screen with multiple docking components organized in three rows, the last row having three columns. I have been successful in creating this layout, however I cannot figure out how to expand the height of the DockSite to the borders of the screen. I have posted the XAML below:...

trapping errors in custom controls

Hi I am using a pivotgrid control and the xtraprinting library in my winform. I can preview the report/grid but when I click on the send button in the preview window, the app crashes. How do I trap an error in a control? Thanks ...