com.android.ide.common.resources.configuration.KeyboardStateQualifier Maven / Gradle / Ivy

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sdk-common library used by other Android tools libraries.
There is a newer version: 25.3.0
/*
 * Copyright (C) 2008 The Android Open Source Project
 *
 * Licensed 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.
 */

package com.android.ide.common.resources.configuration;

import com.android.resources.KeyboardState;
import com.android.resources.ResourceEnum;

/**
 * Resource Qualifier for keyboard state.
 */
public final class KeyboardStateQualifier extends EnumBasedResourceQualifier {

    public static final String NAME = "Keyboard State";

    private KeyboardState mValue = null;

    public KeyboardStateQualifier() {
        // pass
    }

    public KeyboardStateQualifier(KeyboardState value) {
        mValue = value;
    }

    public KeyboardState getValue() {
        return mValue;
    }

    @Override
    ResourceEnum getEnumValue() {
        return mValue;
    }

    @Override
    public String getName() {
        return NAME;
    }

    @Override
    public String getShortName() {
        return "Keyboard";
    }

    @Override
    public int since() {
        return 1;
    }

    @Override
    public boolean checkAndSet(String value, FolderConfiguration config) {
        KeyboardState orientation = KeyboardState.getEnum(value);
        if (orientation != null) {
            KeyboardStateQualifier qualifier = new KeyboardStateQualifier();
            qualifier.mValue = orientation;
            config.setKeyboardStateQualifier(qualifier);
            return true;
        }

        return false;
    }

    @Override
    public boolean isMatchFor(ResourceQualifier qualifier) {
        if (qualifier instanceof KeyboardStateQualifier) {
            KeyboardStateQualifier referenceQualifier = (KeyboardStateQualifier)qualifier;

            // special case where EXPOSED can be used for SOFT
            if (referenceQualifier.mValue == KeyboardState.SOFT &&
                    mValue == KeyboardState.EXPOSED) {
                return true;
            }

            return referenceQualifier.mValue == mValue;
        }

        return false;
    }

    @Override
    public boolean isBetterMatchThan(ResourceQualifier compareTo, ResourceQualifier reference) {
        if (compareTo == null) {
            return true;
        }

        KeyboardStateQualifier compareQualifier = (KeyboardStateQualifier)compareTo;
        KeyboardStateQualifier referenceQualifier = (KeyboardStateQualifier)reference;

        if (referenceQualifier.mValue == KeyboardState.SOFT) { // only case where there could be a
                                                               // better qualifier
            // only return true if it's a better value.
            if (compareQualifier.mValue == KeyboardState.EXPOSED && mValue == KeyboardState.SOFT) {
                return true;
            }
        }

        return false;
    }
}