The Problem A common UI pattern is to expose text in a read-only container, then swap it for an editable input box based on a command. There are multiple approaches to doing this (including just changing the style of the same container). Swapping between a read-only TextBlock to a TextBox is easy enough, but what if you want to also focus and ...

The TextBox control is popular in Silverlight but comes with a few nuances. For example, the default behavior is that the data is not bound until the control loses focus! This can be awkward when you have a form with a disabled save button. The save button won't enable until the text box contains content, but it won't ''know'' about the content ...