TextListItemActivity.java revision 2d99408bc504324ae6038f57f8489d8ec75585bb 
1/*
2 * Copyright 2017 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.androidx.car;
18
19import android.app.Activity;
20import android.content.Context;
21import android.graphics.Point;
22import android.os.Bundle;
23import android.text.TextUtils;
24import android.view.View;
25import android.view.WindowManager;
26import android.widget.FrameLayout;
27import android.widget.Toast;
28
29import java.util.ArrayList;
30import java.util.Collections;
31import java.util.List;
32
33import androidx.car.widget.ListItem;
34import androidx.car.widget.ListItemAdapter;
35import androidx.car.widget.ListItemProvider;
36import androidx.car.widget.PagedListView;
37
38/**
39 * Demo activity for {@link ListItem}.
40 */
41public class ListItemActivity extends Activity {
42
43    private static int pixelToDip(Context context, int pixels) {
44        return (int) (pixels / context.getResources().getDisplayMetrics().density);
45    }
46
47    PagedListView mPagedListView;
48
49    @Override
50    protected void onCreate(Bundle savedInstanceState) {
51        super.onCreate(savedInstanceState);
52        setContentView(R.layout.activity_paged_list_view);
53
54        mPagedListView = findViewById(R.id.paged_list_view);
55
56        ListItemAdapter adapter = new ListItemAdapter(this,
57                new SampleProvider(this), ListItemAdapter.BackgroundStyle.PANEL);
58        mPagedListView.setAdapter(adapter);
59        mPagedListView.setMaxPages(PagedListView.UNLIMITED_PAGES);
60    }
61
62    private static class SampleProvider extends ListItemProvider {
63        private Context mContext;
64        private List<ListItem> mItems;
65
66        private View.OnClickListener mOnClickListener = v ->
67                Toast.makeText(mContext, "Clicked!", Toast.LENGTH_SHORT).show();
68
69        private View.OnClickListener mGetParentHeight = (v) -> {
70            int parentHeight = ((FrameLayout) v.getParent().getParent().getParent()).getHeight();
71            Toast.makeText(v.getContext(),
72                    "card height is " + pixelToDip(mContext, parentHeight) + " dp",
73                    Toast.LENGTH_SHORT).show();
74        };
75
76        private ListItemProvider.ListProvider mListProvider;
77
78        SampleProvider(Context context) {
79            mContext = context;
80            mItems = new ArrayList<>();
81
82            mItems.add(new ListItem.Builder(mContext)
83                    .withOnClickListener(mOnClickListener)
84                    .withPrimaryActionIcon(android.R.drawable.sym_def_app_icon, true)
85                    .withTitle("clickable single line with full icon and one action")
86                    .withAction("card height", true, mGetParentHeight)
87                    .build());
88
89            mItems.add(new ListItem.Builder(mContext)
90                    .withTitle("primary action set by drawable")
91                    .withPrimaryActionIcon(mContext.getDrawable(R.drawable.pressed_icon), true)
92                    .withViewBinder(vh -> vh.getPrimaryIcon().setClickable(true))
93                    .build());
94
95            mItems.add(new ListItem.Builder(mContext)
96                    .withOnClickListener(mOnClickListener)
97                    .withPrimaryActionIcon(android.R.drawable.sym_def_app_icon, false)
98                    .withTitle("clickable single line with small icon and clickable end icon")
99                    .withSupplementalIcon(android.R.drawable.sym_def_app_icon, true,
100                            mGetParentHeight)
101                    .build());
102
103            mItems.add(new ListItem.Builder(mContext)
104                    .withOnClickListener(mOnClickListener)
105                    .withPrimaryActionEmptyIcon()
106                    .withTitle("clickable single line with empty icon and end icon no divider")
107                    .withSupplementalIcon(android.R.drawable.sym_def_app_icon, false)
108                    .build());
109
110            mItems.add(new ListItem.Builder(mContext)
111                    .withTitle("title is single line and ellipsizes. "
112                            + mContext.getString(R.string.long_text))
113                    .withSupplementalIcon(android.R.drawable.sym_def_app_icon, true)
114                    .build());
115
116            mItems.add(new ListItem.Builder(mContext)
117                    .withPrimaryActionNoIcon()
118                    .withTitle("single line with two actions and no divider")
119                    .withActions("action 1", false,
120                            (v) -> Toast.makeText(
121                                    v.getContext(), "action 1", Toast.LENGTH_SHORT).show(),
122                            "action 2", false,
123                            (v) -> Toast.makeText(
124                                    v.getContext(), "action 2", Toast.LENGTH_SHORT).show())
125                    .build());
126
127            mItems.add(new ListItem.Builder(mContext)
128                    .withPrimaryActionNoIcon()
129                    .withTitle("single line with two actions and action 2 divider")
130                    .withActions("action 1", false,
131                            (v) -> Toast.makeText(
132                                    v.getContext(), "action 1", Toast.LENGTH_SHORT).show(),
133                            "action 2", true,
134                            (v) -> Toast.makeText(
135                                    v.getContext(), "action 2", Toast.LENGTH_SHORT).show())
136                    .build());
137
138            mItems.add(new ListItem.Builder(mContext)
139                    .withPrimaryActionNoIcon()
140                    .withTitle("single line with divider between actions. "
141                            + mContext.getString(R.string.long_text))
142                    .withActions("action 1", true,
143                            (v) -> Toast.makeText(
144                                    v.getContext(), "action 1", Toast.LENGTH_SHORT).show(),
145                            "action 2", false,
146                            (v) -> Toast.makeText(
147                                    v.getContext(), "action 2", Toast.LENGTH_SHORT).show())
148                    .build());
149
150            mItems.add(new ListItem.Builder(mContext)
151                    .withPrimaryActionIcon(android.R.drawable.sym_def_app_icon, true)
152                    .withTitle("double line with full icon and no end icon divider")
153                    .withBody("one line text")
154                    .withSupplementalIcon(android.R.drawable.sym_def_app_icon, false,
155                            mGetParentHeight)
156                    .build());
157
158            mItems.add(new ListItem.Builder(mContext)
159                    .withPrimaryActionIcon(android.R.drawable.sym_def_app_icon, false)
160                    .withTitle("double line with small icon and one action")
161                    .withBody("one line text")
162                    .withAction("card height", true, mGetParentHeight)
163                    .build());
164
165            String tenChars = "Ten Chars.";
166            mItems.add(new ListItem.Builder(mContext)
167                    .withPrimaryActionIcon(android.R.drawable.sym_def_app_icon, false)
168                    .withTitle("Card with small icon and text longer than limit")
169                    .withBody("some chars")
170                    .withBody(TextUtils.join("", Collections.nCopies(20, tenChars)))
171                    .withSupplementalIcon(android.R.drawable.sym_def_app_icon, true,
172                            mGetParentHeight)
173                    .build());
174
175            mItems.add(new ListItem.Builder(mContext)
176                    .withPrimaryActionEmptyIcon()
177                    .withTitle("double line with empty primary icon."
178                            + mContext.getString(R.string.long_text))
179                    .withBody("one line text as primary", true)
180                    .withActions("screen size", false, (v) -> {
181                        Context c = v.getContext();
182                        Point size = new Point();
183                        c.getSystemService(WindowManager.class).getDefaultDisplay().getSize(size);
184
185                        Toast.makeText(v.getContext(),
186                                String.format("%s x %s dp", pixelToDip(c, size.x),
187                                        pixelToDip(c, size.y)), Toast.LENGTH_SHORT).show();
188                    }, "card height", true, mGetParentHeight)
189                    .build());
190
191            mItems.add(new ListItem.Builder(mContext)
192                    .withTitle("double line with no primary action and one divider")
193                    .withBody("one line text as primary", true)
194                    .withActions("screen size", false, (v) -> {
195                        Context c = v.getContext();
196                        Point size = new Point();
197                        c.getSystemService(WindowManager.class).getDefaultDisplay().getSize(size);
198
199                        Toast.makeText(v.getContext(),
200                                String.format("%s x %s dp", pixelToDip(c, size.x),
201                                        pixelToDip(c, size.y)), Toast.LENGTH_SHORT).show();
202                    }, "card height", true, mGetParentHeight)
203                    .build());
204
205            mItems.add(new ListItem.Builder(mContext)
206                    .withPrimaryActionIcon(android.R.drawable.sym_def_app_icon, true)
207                    .withBody("Only body - no title is set")
208                    .withAction("card height", true, mGetParentHeight)
209                    .build());
210
211            mItems.add(new ListItem.Builder(mContext)
212                    .withPrimaryActionIcon(android.R.drawable.sym_def_app_icon, false)
213                    .withBody("Only body - no title. " + mContext.getString(R.string.long_text))
214                    .build());
215
216            mListProvider = new ListItemProvider.ListProvider(mItems);
217        }
218
219        @Override
220        public ListItem get(int position) {
221            return mListProvider.get(position);
222        }
223
224        @Override
225        public int size() {
226            return mListProvider.size();
227        }
228    }
229}
230