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Merge "Force direction of phone number fields to (practically) LTR" into oc-dev

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am: 0dc7596ee3

Change-Id: I10ad0deefcc24276c376816e8b7482f64d040023
This commit is contained in:
Roozbeh Pournader
2017-04-06 21:18:57 +00:00
committed by android-build-merger
parent 7376cd0cf8 0dc7596ee3
commit 73da8f95b3
1 changed files with 21 additions and 0 deletions
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21
core/java/android/widget/TextView.java
View File

@@ -57,6 +57,7 @@ import android.graphics.RectF;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.graphics.fonts.FontVariationAxis;
import android.icu.text.DecimalFormatSymbols;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.LocaleList;
@@ -11058,6 +11059,26 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
return TextDirectionHeuristics.LTR;
}
if (mEditor != null
&& (mEditor.mInputType & EditorInfo.TYPE_MASK_CLASS)
== EditorInfo.TYPE_CLASS_PHONE) {
// Phone numbers must be in the direction of the locale's digits. Most locales have LTR
// digits, but some locales, such as those written in the Adlam or N'Ko scripts, have
// RTL digits.
final DecimalFormatSymbols symbols = DecimalFormatSymbols.getInstance(getTextLocale());
final String zero = symbols.getDigitStrings()[0];
// In case the zero digit is multi-codepoint, just use the first codepoint to determine
// direction.
final int firstCodepoint = zero.codePointAt(0);
final byte digitDirection = Character.getDirectionality(firstCodepoint);
if (digitDirection == Character.DIRECTIONALITY_RIGHT_TO_LEFT
|| digitDirection == Character.DIRECTIONALITY_RIGHT_TO_LEFT_ARABIC) {
return TextDirectionHeuristics.RTL;
} else {
return TextDirectionHeuristics.LTR;
}
}
// Always need to resolve layout direction first
final boolean defaultIsRtl = (getLayoutDirection() == LAYOUT_DIRECTION_RTL);