February 2010
Beginner
400 pages
11h 13m
English
Content preview from Introducing .NET 4.0: with Visual Studio 2010
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14.9. Positioning Elements
One of the most confusing parts of Silverlight and WPF is element positioning. When you start working with Silverlight and WPF, it is quite common to find yourself wondering why an element is not displaying. This is normally because of the following:
You haven't set the width or height.
Your element is obscured by another element.
You have positioned the element off the screen.
Your element is transparent.
Silverlight positions elements by using two axes running from the top-left corner of the screen called Left (horizontal axis) and Top (vertical axis). The top-left corner is referred to by the coordinates 0, 0 (see Figure 14-6).
Figure 14.6. Silverlight screen coordinates system
You are probably expecting to be able ...