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-rw-r--r--awt/java/awt/ComponentOrientation.java154
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diff --git a/awt/java/awt/ComponentOrientation.java b/awt/java/awt/ComponentOrientation.java
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-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/**
- * @author Michael Danilov, Dmitry A. Durnev
- * @version $Revision$
- */
-
-package java.awt;
-
-import java.io.Serializable;
-import java.util.*;
-
-/**
- * The ComponentOrientation class specifies the language-sensitive orientation
- * of component's elements or text. It is used to reflect the differences in
- * this ordering between different writing systems. The ComponentOrientation
- * class indicates the orientation of the elements/text in the horizontal
- * direction ("left to right" or "right to left") and in the vertical direction
- * ("top to bottom" or "bottom to top").
- *
- * @since Android 1.0
- */
-public final class ComponentOrientation implements Serializable {
-
- /**
- * The Constant serialVersionUID.
- */
- private static final long serialVersionUID = -4113291392143563828L;
-
- /**
- * The Constant LEFT_TO_RIGHT indicates that items run left to right.
- */
- public static final ComponentOrientation LEFT_TO_RIGHT = new ComponentOrientation(true, true);
-
- /**
- * The Constant RIGHT_TO_LEFT indicates that items run right to left.
- */
- public static final ComponentOrientation RIGHT_TO_LEFT = new ComponentOrientation(true, false);
-
- /**
- * The Constant UNKNOWN indicates that a component's orientation is not set.
- */
- public static final ComponentOrientation UNKNOWN = new ComponentOrientation(true, true);
-
- /**
- * The Constant rlLangs.
- */
- private static final Set<String> rlLangs = new HashSet<String>(); // RIGHT_TO_LEFT
-
- // languages
-
- /**
- * The horizontal.
- */
- private final boolean horizontal;
-
- /**
- * The left2right.
- */
- private final boolean left2right;
-
- static {
- rlLangs.add("ar"); //$NON-NLS-1$
- rlLangs.add("fa"); //$NON-NLS-1$
- rlLangs.add("iw"); //$NON-NLS-1$
- rlLangs.add("ur"); //$NON-NLS-1$
- }
-
- /**
- * Gets the orientation for the given ResourceBundle's localization.
- *
- * @param bdl
- * the ResourceBundle.
- * @return the ComponentOrientation.
- * @deprecated Use getOrientation(java.util.Locale) method.
- */
- @Deprecated
- public static ComponentOrientation getOrientation(ResourceBundle bdl) {
- Object obj = null;
- try {
- obj = bdl.getObject("Orientation"); //$NON-NLS-1$
- } catch (MissingResourceException mre) {
- obj = null;
- }
- if (obj instanceof ComponentOrientation) {
- return (ComponentOrientation)obj;
- }
- Locale locale = bdl.getLocale();
- if (locale == null) {
- locale = Locale.getDefault();
- }
- return getOrientation(locale);
- }
-
- /**
- * Gets the orientation for the specified locale.
- *
- * @param locale
- * the specified Locale.
- * @return the ComponentOrientation.
- */
- public static ComponentOrientation getOrientation(Locale locale) {
- String lang = locale.getLanguage();
- return rlLangs.contains(lang) ? RIGHT_TO_LEFT : LEFT_TO_RIGHT;
- }
-
- /**
- * Instantiates a new component orientation.
- *
- * @param hor
- * whether the items should be arranged horizontally.
- * @param l2r
- * whether this orientation specifies a left-to-right flow.
- */
- private ComponentOrientation(boolean hor, boolean l2r) {
- horizontal = hor;
- left2right = l2r;
- }
-
- /**
- * Returns true if the text of the of writing systems arranged horizontally.
- *
- * @return true, if the text is written horizontally, false for a vertical
- * arrangement.
- */
- public boolean isHorizontal() {
- return horizontal;
- }
-
- /**
- * Returns true if the text is arranged from left to right.
- *
- * @return true, for writing systems written from left to right; false for
- * right-to-left.
- */
- public boolean isLeftToRight() {
- return left2right;
- }
-
-}