Windows Phone Application Execution Model – Part 3


In the first two Understanding the Windows Phone Application Execution Model, Tombstoning, Launcher and Choosers, and… Few More Things on the Way posts (part 1, and part 2) you learned about the different application lifecycle events – Launching, Deactivated, Closing, and Activated, and how they differ from one another. Based on that knowledge and this code, we’ll move forward.

Saving the transient state and navigating to the right page

As you will recall, the second page of our simple application includes two textboxes, one for allowing the user to enter a phone number that will be used to save new contact information, and a second textbox for allowing the user to enter an SMS message to be sent. This will become useful when we start playing with Launchers and Choosers in the context of tombstoning applications.

Let’s start by defining the problem. The easiest way is simply to run a small experiment:

Keep reading…

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