Android example source code file (SoundEffectConstants.java)

This example Android source code file (SoundEffectConstants.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

click, focus_backward, focus_down, focus_forward, focus_left, focus_right, focus_up, illegalargumentexception, navigation_down, navigation_left, navigation_right, navigation_up, soundeffectconstants

The SoundEffectConstants.java Android example source code

/*
 * 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 android.view;

/**
 * Constants to be used to play sound effects via {@link View#playSoundEffect(int)} 
 */
public class SoundEffectConstants {

    private SoundEffectConstants() {}

    public static final int CLICK = 0;

    public static final int NAVIGATION_LEFT = 1;
    public static final int NAVIGATION_UP = 2;
    public static final int NAVIGATION_RIGHT = 3;
    public static final int NAVIGATION_DOWN = 4;

    /**
     * Get the sonification constant for the focus directions.
     * @param direction One of {@link View#FOCUS_UP}, {@link View#FOCUS_DOWN},
     *     {@link View#FOCUS_LEFT}, {@link View#FOCUS_RIGHT}, {@link View#FOCUS_FORWARD}
     *     or {@link View#FOCUS_BACKWARD}

     * @return The appropriate sonification constant.
     */
    public static int getContantForFocusDirection(int direction) {
        switch (direction) {
            case View.FOCUS_RIGHT:
                return SoundEffectConstants.NAVIGATION_RIGHT;
            case View.FOCUS_FORWARD:
            case View.FOCUS_DOWN:
                return SoundEffectConstants.NAVIGATION_DOWN;
            case View.FOCUS_LEFT:
                return SoundEffectConstants.NAVIGATION_LEFT;
            case View.FOCUS_BACKWARD:
            case View.FOCUS_UP:
                return SoundEffectConstants.NAVIGATION_UP;
        }
        throw new IllegalArgumentException("direction must be one of "
                + "{FOCUS_UP, FOCUS_DOWN, FOCUS_LEFT, FOCUS_RIGHT, FOCUS_FORWARD, FOCUS_BACKWARD}.");
    }
}