com.projecttango.examples.cpp.planefitting.CustomDrawerLayout.java Source code

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Here is the source code for com.projecttango.examples.cpp.planefitting.CustomDrawerLayout.java

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/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 *
 * 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.projecttango.examples.cpp.planefitting;

import android.content.Context;
import android.support.v4.widget.DrawerLayout;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.MotionEvent;

/**
 * Custom drawer extends from DrawerLayout but passes touch events.
 */
public class CustomDrawerLayout extends DrawerLayout {
    private static final int DRAWER_BAR_TOUCH_SIZE = 30;

    public CustomDrawerLayout(Context context) {
        super(context);
    }

    public CustomDrawerLayout(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public CustomDrawerLayout(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    @Override
    public boolean onTouchEvent(MotionEvent event) {
        super.onTouchEvent(event);

        if (event.getX() > DRAWER_BAR_TOUCH_SIZE && event.getAction() == MotionEvent.ACTION_DOWN) {
            return isDrawerOpen(Gravity.START) || isDrawerVisible(Gravity.START);
        }
        return true;
    }
}