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Building Android UIs with Custom Views

You're reading from   Building Android UIs with Custom Views Build amazing custom user interfaces with Android custom views

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781785882869
Length 294 pages
Edition 1st Edition
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Raimon Ràfols Montane Raimon Ràfols Montane
Author Profile Icon Raimon Ràfols Montane
Raimon Ràfols Montane
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Toc

Measuring and parameterizing our custom view

In order to have a good reusable custom view, it needs to be able to adapt to different sizes and device resolutions, and to increase its reusability even more it should support parameterization.

Measuring our custom view

In the quick example we built in the previous chapter, we delegated all sizes and measurement to the parent view itself. To be honest, we haven't even delegated it; we just didn't do anything specifically to take care of that. Being able to control the size and dimensions of our custom view is something we definitely need to pay some attention to. To start, we're going to override the onMeasure() method from view as follows:

@Override 
protected...
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