1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.example.android.support.design.widget;
18
19import android.os.Bundle;
20import android.view.LayoutInflater;
21import android.view.View;
22
23import androidx.appcompat.app.AppCompatActivity;
24import androidx.coordinatorlayout.widget.CoordinatorLayout;
25
26import com.example.android.support.design.R;
27import com.google.android.material.snackbar.BaseTransientBottomBar;
28
29/**
30 * This demonstrates custom usage of the snackbar
31 */
32public class CustomSnackbarUsage extends AppCompatActivity {
33
34    private CoordinatorLayout mContentView;
35
36    @Override
37    protected void onCreate(Bundle savedInstanceState) {
38        super.onCreate(savedInstanceState);
39        setContentView(R.layout.custom_snackbar_with_fab);
40
41        mContentView = findViewById(R.id.content_view);
42    }
43
44    /** Shows a custom snackbar with no action. */
45    public void show(View view) {
46        final LayoutInflater inflater = LayoutInflater.from(mContentView.getContext());
47        final CustomSnackbarMainContent content =
48                (CustomSnackbarMainContent) inflater.inflate(
49                        R.layout.custom_snackbar_include, mContentView, false);
50        final BaseTransientBottomBar.ContentViewCallback contentViewCallback =
51                new BaseTransientBottomBar.ContentViewCallback() {
52                    @Override
53                    public void animateContentIn(int delay, int duration) {
54                        content.setAlpha(0f);
55                        content.animate().alpha(1f).setDuration(duration)
56                                .setStartDelay(delay).start();
57                    }
58
59                    @Override
60                    public void animateContentOut(int delay, int duration) {
61                        content.setAlpha(1f);
62                        content.animate().alpha(0f).setDuration(duration)
63                                .setStartDelay(delay).start();
64                    }
65                };
66        new CustomSnackbar(mContentView, content, contentViewCallback).setTitle("Custom title")
67                .setSubtitle("Custom subtitle").show();
68    }
69}
70