com.common.ui.util.ActivityUtils.java Source code

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Here is the source code for com.common.ui.util.ActivityUtils.java

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/*
 * Copyright 2016, 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.common.ui.util;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.support.annotation.NonNull;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;

import static com.google.common.base.Preconditions.checkNotNull;

/**
 * This provides methods to help Activities load their UI.
 */
public class ActivityUtils {

    /**
     * The {@code fragment} is added to the container view with id {@code frameId}. The operation is
     * performed by the {@code fragmentManager}.
     *
     */
    public static void addFragmentToActivity(@NonNull FragmentManager fragmentManager, @NonNull Fragment fragment,
            int frameId) {
        checkNotNull(fragmentManager);
        checkNotNull(fragment);
        FragmentTransaction transaction = fragmentManager.beginTransaction();
        transaction.add(frameId, fragment);
        transaction.commit();
    }

    public static void startActivity(Context context, Class<?> cls) {
        Intent intent = new Intent(context, cls);
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
        context.startActivity(intent);
    }

    public static void startActivityForResult(Activity context, Class<?> cls, int code) {
        Intent intent = new Intent(context, cls);
        context.startActivityForResult(intent, code);
    }
}