Scaling, even in multi-monitor configurations. (like HiDPI and Retina monitors) on all platforms.Īndroid Studio determines the scaling factor for your display as follows: Macįor Retina displays, UI elements are scaled by a factor of 200% and imagesĪre rendered in high resolution. Using a theme over styles provides us with one huge advantage: we can set a theme for the entire view programmatically.This page contains guidance for troubleshooting common issues and configurationĪs of version 1.5, Android Studio provides support for high-density displays However, we can use a theme just for text size settings without defining values for every property. Themes are essentially just collections of these styles. We set styles for layouts to control the look and feel of the view. However as pointed out by Siddharth Lele in his comment, using styles or themes is much better way to handle change in the text size throughout the app. Some of these are indirect subclasses of TextView, which makes implementing customized version of TextView in these classes very difficult. The problem is that many of the Android widgets subclass TextView, such as Button, RadioButton, and CheckBox. There is a problem I think with the answer given by Black Devil. Like u create this class in package com.example and class name is BaseTextView, then in xml file instead of you will write Īndroid documentation is not specific on the most efficient way to change the font size globally through the user’s selection at application level. ![]() In any case, u set the text size in the base class. Hope you are asking for size in first screen. ![]() ![]() The probable solution would be you create a base class which extends TextView, and use this text view class as edit text.
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