Source code
package android.support.v7.internal.text;
import android.content.Context;
import android.graphics.Rect;
import android.text.method.TransformationMethod;
import android.view.View;
import java.util.Locale;
public class AllCapsTransformationMethod implements TransformationMethod {
private Locale mLocale;
public AllCapsTransformationMethod(Context context) {
this.mLocale = context.getResources().getConfiguration().locale;
}
public CharSequence getTransformation(CharSequence source, View view) {
return source != null ? source.toString().toUpperCase(this.mLocale) : null;
}
public void onFocusChanged(View view, CharSequence sourceText, boolean focused, int direction, Rect previouslyFocusedRect) {
}
}