Created
February 27, 2018 13:10
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Set On font to all the TextView in the application. It will override the default typeface for all TextView.
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public class CustomApplication extends Application { | |
@Override | |
public void onCreate() { | |
TypefaceUtil.overrideFont(getApplicationContext(), "SERIF", "fonts/Roboto-Regular.ttf"); // font from assets: "assets/fonts/Roboto-Regular.ttf | |
} | |
} |
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<?xml version="1.0" encoding="utf-8"?> | |
<resources> | |
<style name="MyAppTheme" parent="@android:style/Theme.Holo.Light"> | |
<!-- you should set typeface which you want to override with TypefaceUtil --> | |
<item name="android:typeface">serif</item> | |
</style> | |
</resources> |
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public class TypefaceUtil { | |
/** | |
* Using reflection to override default typeface | |
* NOTICE: DO NOT FORGET TO SET TYPEFACE FOR APP THEME AS DEFAULT TYPEFACE WHICH WILL BE OVERRIDDEN | |
* @param context to work with assets | |
* @param defaultFontNameToOverride for example "monospace" | |
* @param customFontFileNameInAssets file name of the font from assets | |
*/ | |
public static void overrideFont(Context context, String defaultFontNameToOverride, String customFontFileNameInAssets) { | |
try { | |
final Typeface customFontTypeface = Typeface.createFromAsset(context.getAssets(), customFontFileNameInAssets); | |
final Field defaultFontTypefaceField = Typeface.class.getDeclaredField(defaultFontNameToOverride); | |
defaultFontTypefaceField.setAccessible(true); | |
defaultFontTypefaceField.set(null, customFontTypeface); | |
} catch (Exception e) { | |
Log.e("Can not set custom font " + customFontFileNameInAssets + " instead of " + defaultFontNameToOverride); | |
} | |
} | |
} |
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