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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Eclipse Public License, Version 1.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.eclipse.org/org/documents/epl-v10.php
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.ide.eclipse.adt.internal.resources.configurations;
     18 
     19 import com.android.ide.eclipse.adt.internal.editors.IconFactory;
     20 import com.android.sdklib.resources.KeyboardState;
     21 import com.android.sdklib.resources.ResourceEnum;
     22 
     23 import org.eclipse.swt.graphics.Image;
     24 
     25 /**
     26  * Resource Qualifier for keyboard state.
     27  */
     28 public final class KeyboardStateQualifier extends EnumBasedResourceQualifier {
     29 
     30     public static final String NAME = "Keyboard State";
     31 
     32     private KeyboardState mValue = null;
     33 
     34     public KeyboardStateQualifier() {
     35         // pass
     36     }
     37 
     38     public KeyboardStateQualifier(KeyboardState value) {
     39         mValue = value;
     40     }
     41 
     42     public KeyboardState getValue() {
     43         return mValue;
     44     }
     45 
     46     @Override
     47     ResourceEnum getEnumValue() {
     48         return mValue;
     49     }
     50 
     51     @Override
     52     public String getName() {
     53         return NAME;
     54     }
     55 
     56     @Override
     57     public String getShortName() {
     58         return "Keyboard";
     59     }
     60 
     61     @Override
     62     public Image getIcon() {
     63         return IconFactory.getInstance().getIcon("keyboard"); //$NON-NLS-1$
     64     }
     65 
     66     @Override
     67     public boolean checkAndSet(String value, FolderConfiguration config) {
     68         KeyboardState orientation = KeyboardState.getEnum(value);
     69         if (orientation != null) {
     70             KeyboardStateQualifier qualifier = new KeyboardStateQualifier();
     71             qualifier.mValue = orientation;
     72             config.setKeyboardStateQualifier(qualifier);
     73             return true;
     74         }
     75 
     76         return false;
     77     }
     78 
     79     @Override
     80     public boolean isMatchFor(ResourceQualifier qualifier) {
     81         if (qualifier instanceof KeyboardStateQualifier) {
     82             KeyboardStateQualifier referenceQualifier = (KeyboardStateQualifier)qualifier;
     83 
     84             // special case where EXPOSED can be used for SOFT
     85             if (referenceQualifier.mValue == KeyboardState.SOFT &&
     86                     mValue == KeyboardState.EXPOSED) {
     87                 return true;
     88             }
     89 
     90             return referenceQualifier.mValue == mValue;
     91         }
     92 
     93         return false;
     94     }
     95 
     96     @Override
     97     public boolean isBetterMatchThan(ResourceQualifier compareTo, ResourceQualifier reference) {
     98         if (compareTo == null) {
     99             return true;
    100         }
    101 
    102         KeyboardStateQualifier compareQualifier = (KeyboardStateQualifier)compareTo;
    103         KeyboardStateQualifier referenceQualifier = (KeyboardStateQualifier)reference;
    104         if (referenceQualifier.mValue == KeyboardState.SOFT) { // only case where there could be a
    105                                                                // better qualifier
    106             // only return true if it's a better value.
    107             if (compareQualifier.mValue == KeyboardState.EXPOSED && mValue == KeyboardState.SOFT) {
    108                 return true;
    109             }
    110         }
    111 
    112         return false;
    113     }
    114 }
    115