1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
/* This file is auto-generated from VerticalGridFragment. DO NOT MODIFY. */
/*
* Copyright (C) 2014 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.example.android.leanback;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.support.v17.leanback.widget.ArrayObjectAdapter;
import android.support.v17.leanback.widget.Presenter;
import android.support.v17.leanback.widget.RowPresenter;
import android.support.v17.leanback.widget.VerticalGridPresenter;
import android.support.v17.leanback.widget.Row;
import android.support.v17.leanback.widget.OnItemViewClickedListener;
import android.support.v17.leanback.widget.OnItemViewSelectedListener;
import android.util.Log;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
public class VerticalGridSupportFragment extends android.support.v17.leanback.app.VerticalGridSupportFragment {
private static final String TAG = "leanback.VerticalGridSupportFragment";
private static final int NUM_COLUMNS = 3;
private static final int NUM_ITEMS = 50;
private static final int HEIGHT = 200;
private static final boolean TEST_ENTRANCE_TRANSITION = true;
private static class Adapter extends ArrayObjectAdapter {
public Adapter(StringPresenter presenter) {
super(presenter);
}
public void callNotifyChanged() {
super.notifyChanged();
}
}
private Adapter mAdapter;
@Override
public void onCreate(Bundle savedInstanceState) {
Log.i(TAG, "onCreate");
super.onCreate(savedInstanceState);
setBadgeDrawable(getActivity().getResources().getDrawable(R.drawable.ic_title));
setTitle("Leanback Vertical Grid Demo");
setupFragment();
if (TEST_ENTRANCE_TRANSITION) {
// don't run entrance transition if fragment is restored.
if (savedInstanceState == null) {
prepareEntranceTransition();
}
}
// simulates in a real world use case data being loaded two seconds later
new Handler().postDelayed(new Runnable() {
public void run() {
loadData();
startEntranceTransition();
}
}, 2000);
}
private void loadData() {
for (int i = 0; i < NUM_ITEMS; i++) {
mAdapter.add(Integer.toString(i));
}
}
private void setupFragment() {
VerticalGridPresenter gridPresenter = new VerticalGridPresenter();
gridPresenter.setNumberOfColumns(NUM_COLUMNS);
setGridPresenter(gridPresenter);
mAdapter = new Adapter(new StringPresenter());
setAdapter(mAdapter);
setOnItemViewSelectedListener(new OnItemViewSelectedListener() {
@Override
public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item,
RowPresenter.ViewHolder rowViewHolder, Row row) {
Log.i(TAG, "onItemSelected: " + item + " row " + row);
}
});
setOnItemViewClickedListener(new OnItemViewClickedListener() {
@Override
public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item,
RowPresenter.ViewHolder rowViewHolder, Row row) {
Log.i(TAG, "onItemClicked: " + item + " row " + row);
mAdapter.callNotifyChanged();
}
});
setOnSearchClickedListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(getActivity(), SearchSupportActivity.class);
startActivity(intent);
}
});
}
}
|
