Adding horizontalDirection public attribute for View. (7632cb9b) · Commits · e / os / android_frameworks_base

api/current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -475,6 +475,7 @@ package android {
		field public static final int hint = 16843088; // 0x1010150
		field public static final int homeAsUpIndicator = 16843531; // 0x101030b
		field public static final int homeLayout = 16843549; // 0x101031d
		field public static final int horizontalDirection = 16843628; // 0x101036c
		field public static final int horizontalDivider = 16843053; // 0x101012d
		field public static final int horizontalGap = 16843327; // 0x101023f
		field public static final int horizontalScrollViewStyle = 16843603; // 0x1010353

core/java/android/view/View.java

+83 −0

Original line number	Diff line number	Diff line
		@@ -950,6 +950,43 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
		*/
		static final int PARENT_SAVE_DISABLED_MASK = 0x20000000;

		/**
		* Horizontal direction of this view is from Left to Right.
		* Use with {@link #setHorizontalDirection}.
		* {@hide}
		*/
		public static final int HORIZONTAL_DIRECTION_LTR = 0x00000000;

		/**
		* Horizontal direction of this view is from Right to Left.
		* Use with {@link #setHorizontalDirection}.
		* {@hide}
		*/
		public static final int HORIZONTAL_DIRECTION_RTL = 0x40000000;

		/**
		* Horizontal direction of this view is inherited from its parent.
		* Use with {@link #setHorizontalDirection}.
		* {@hide}
		*/
		public static final int HORIZONTAL_DIRECTION_INHERIT = 0x80000000;

		/**
		* Horizontal direction of this view is from deduced from the default language
		* script for the locale. Use with {@link #setHorizontalDirection}.
		* {@hide}
		*/
		public static final int HORIZONTAL_DIRECTION_LOCALE = 0xC0000000;

		/**
		* Mask for use with setFlags indicating bits used for horizontalDirection.
		* {@hide}
		*/
		static final int HORIZONTAL_DIRECTION_MASK = 0xC0000000;

		private static final int[] HORIZONTAL_DIRECTION_FLAGS = { HORIZONTAL_DIRECTION_LTR,
		HORIZONTAL_DIRECTION_RTL, HORIZONTAL_DIRECTION_INHERIT, HORIZONTAL_DIRECTION_LOCALE};

		/**
		* View flag indicating whether {@link #addFocusables(ArrayList, int, int)}
		* should add all focusable Views regardless if they are focusable in touch mode.
		@@ -2598,6 +2635,13 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
		viewFlagMasks \|= VISIBILITY_MASK;
		}
		break;
		case com.android.internal.R.styleable.View_horizontalDirection:
		final int layoutDirection = a.getInt(attr, 0);
		if (layoutDirection != 0) {
		viewFlagValues \|= HORIZONTAL_DIRECTION_FLAGS[layoutDirection];
		viewFlagMasks \|= HORIZONTAL_DIRECTION_MASK;
		}
		break;
		case com.android.internal.R.styleable.View_drawingCacheQuality:
		final int cacheQuality = a.getInt(attr, 0);
		if (cacheQuality != 0) {
		@@ -3979,6 +4023,41 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
		return HAPTIC_FEEDBACK_ENABLED == (mViewFlags & HAPTIC_FEEDBACK_ENABLED);
		}

		/**
		* Returns the horizontal direction for this view.
		*
		* @return One of {@link #HORIZONTAL_DIRECTION_LTR},
		* {@link #HORIZONTAL_DIRECTION_RTL},
		* {@link #HORIZONTAL_DIRECTION_INHERIT} or
		* {@link #HORIZONTAL_DIRECTION_LOCALE}.
		* @attr ref android.R.styleable#View_horizontalDirection
		* @hide
		*/
		@ViewDebug.ExportedProperty(mapping = {
		@ViewDebug.IntToString(from = HORIZONTAL_DIRECTION_LTR, to = "LTR"),
		@ViewDebug.IntToString(from = HORIZONTAL_DIRECTION_RTL, to = "RTL"),
		@ViewDebug.IntToString(from = HORIZONTAL_DIRECTION_INHERIT, to = "INHERIT"),
		@ViewDebug.IntToString(from = HORIZONTAL_DIRECTION_LOCALE, to = "LOCALE")
		})
		public int getHorizontalDirection() {
		return mViewFlags & HORIZONTAL_DIRECTION_MASK;
		}

		/**
		* Set the horizontal direction for this view.
		*
		* @param horizontalDirection One of {@link #HORIZONTAL_DIRECTION_LTR},
		* {@link #HORIZONTAL_DIRECTION_RTL},
		* {@link #HORIZONTAL_DIRECTION_INHERIT} or
		* {@link #HORIZONTAL_DIRECTION_LOCALE}.
		* @attr ref android.R.styleable#View_horizontalDirection
		* @hide
		*/
		@RemotableViewMethod
		public void setHorizontalDirection(int horizontalDirection) {
		setFlags(horizontalDirection, HORIZONTAL_DIRECTION_MASK);
		}

		/**
		* If this view doesn't do any drawing on its own, set this flag to
		* allow further optimizations. By default, this flag is not set on
		@@ -5789,6 +5868,10 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
		mParent.recomputeViewAttributes(this);
		}
		}

		if ((changed & HORIZONTAL_DIRECTION_MASK) != 0) {
		requestLayout();
		}
		}

		/**

core/res/res/values/attrs.xml

+16 −0

Original line number	Diff line number	Diff line
		@@ -1913,6 +1913,22 @@
		more information. -->
		<enum name="hardware" value="2" />
		</attr>

		<!-- Defines the direction of layout drawing. This typically is associated with writing
		direction of the language script used. The possible values are Left-to-Right,
		Right-to-Left, Locale and Inherit from parent view. If there is nothing to inherit,
		Locale is used. Locale fallsback to 'en-US'. Left-to-Right is the direction used in
		'en-US'. The default for this attribute is 'inherit'. -->
		<attr name="horizontalDirection">
		<!-- Left-to-Right -->
		<enum name="ltr" value="0" />
		<!-- Right-to-Left -->
		<enum name="rtl" value="1" />
		<!-- Inherit from parent -->
		<enum name="inherit" value="2" />
		<!-- Locale -->
		<enum name="locale" value="3" />
		</attr>
		</declare-styleable>

		<!-- Attributes that can be used with a {@link android.view.ViewGroup} or any

core/res/res/values/public.xml

+1 −0

Original line number	Diff line number	Diff line
		@@ -1667,5 +1667,6 @@
		<public type="attr" name="textEditSuggestionsBottomWindowLayout" />
		<public type="attr" name="textEditSuggestionsTopWindowLayout" />
		<public type="attr" name="textEditSuggestionItemLayout" />
		<public type="attr" name="horizontalDirection" />

		</resources>