Wpf custom control binding not updating
The way data is displayed is separated from the management of the data.
A connection, or binding, between the UI and a data object allows data to flow between the two.
etc.) and handles binding creation and association with the targeted dependency object for you: Basically, the class maintains its own binding class and just forwards the binding statements.
For example, here’s the declaration of the However, we want to interfere with the binding in order to add some additional value.
To disable automatic source updates, set the A binding source object can be treated either as a single object whose properties contain data or as a collection of objects.
For example, you might want to display a list of items, such as monthly credit card bills.
Microsoft is conducting an online survey to understand your opinion of the Msdn Web site.To do this, use an The visual feedback indicates the control that contains the error, and displays the error message nearby, as shown in the following illustration.You can customize the visual feedback for a control by modifying or replacing its default loses focus. If you prefer, you can update the source manually in response to the button click, as described earlier in the Updating the Data Source section.So, The main problem is the Databases collection not updating the UI when an item is added.embed=snippet 8255492] the setter is not supposed to fire when an item is added, since you collection is of type observable, it should update the UI.
This can occur because of user input or programmatic manipulation of the binding or the bound objects.