
/*
 * Copyright (c) 2015 [1076559197@qq.com | tchen0707@gmail.com]
 *
 * 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.mints.library.swipeback;

import android.app.Activity;
import android.app.ActivityOptions;
import android.os.Build;

import java.lang.reflect.Method;

/**
 * 
 */
public class Utils {
    private Utils() {
    }

    /**
     * Convert a translucent themed Activity
     * {@link android.R.attr#windowIsTranslucent} to a fullscreen opaque
     * Activity.
     * <p>
     * Call this whenever the background of a translucent Activity has changed
     * to become opaque. Doing so will allow the {@link android.view.Surface} of
     * the Activity behind to be released.
     * <p>
     * This call has no effect on non-translucent activities or on activities
     * with the {@link android.R.attr#windowIsFloating} attribute.
     */
    public static void convertActivityFromTranslucent(Activity activity) {
        try {
            Method method = Activity.class.getDeclaredMethod("convertFromTranslucent");
            method.setAccessible(true);
            method.invoke(activity);
        } catch (Throwable t) {
        }
    }

    /**
     * Convert a translucent themed Activity
     * {@link android.R.attr#windowIsTranslucent} back from opaque to
     * translucent following a call to
     * {@link #convertActivityFromTranslucent(Activity)} .
     * <p>
     * Calling this allows the Activity behind this one to be seen again. Once
     * all such Activities have been redrawn
     * <p>
     * This call has no effect on non-translucent activities or on activities
     * with the {@link android.R.attr#windowIsFloating} attribute.
     */
//    public static void convertActivityToTranslucent(Activity activity) {
//        try {
//            Class<?>[] classes = Activity.class.getDeclaredClasses();
//            Class<?> translucentConversionListenerClazz = null;
//            for (Class clazz : classes) {
//                if (clazz.getSimpleName().contains("TranslucentConversionListener")) {
//                    translucentConversionListenerClazz = clazz;
//                }
//            }
//            Method method = Activity.class.getDeclaredMethod("convertToTranslucent",
//                    translucentConversionListenerClazz);
//            method.setAccessible(true);
//            method.invoke(activity, new Object[] {
//                null
//            });
//        } catch (Throwable t) {
//        }
//    }
    public static void convertActivityToTranslucent(Activity activity) {
        try {
            Class[] t = Activity.class.getDeclaredClasses();
            Class translucentConversionListenerClazz = null;
            Class[] method = t;
            int len$ = t.length;

            for(int i$ = 0; i$ < len$; ++i$) {
                Class clazz = method[i$];
                if(clazz.getSimpleName().contains("TranslucentConversionListener")) {
                    translucentConversionListenerClazz = clazz;
                    break;
                }
            }
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
                Method var8 = Activity.class.getDeclaredMethod("convertToTranslucent", translucentConversionListenerClazz, ActivityOptions.class);
                var8.setAccessible(true);
                var8.invoke(activity, new Object[]{null, null});
            } else {
                Method var8 = Activity.class.getDeclaredMethod("convertToTranslucent", translucentConversionListenerClazz);
                var8.setAccessible(true);
                var8.invoke(activity, new Object[]{null});
            }
        } catch (Throwable e) {
        }
    }
}
