Custom widget in Android -

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i need customize android application ancient people, typically have vision problems.

if not difficult increase font size of edittext or textview fields, can't same timepicker , datepicker or numberpicker. these widget think can't change size. right?

someone knows how can solve problem? need create custom plugin? if so, can found materials purpose?

what want call "custom widget" or "custom view"

fyi : http://www.vogella.com/articles/androidcustomviews/article.html


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