1/*
2 * Copyright (C) 2011 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.android.gallery3d.app;
18
19import com.android.gallery3d.R;
20import com.android.gallery3d.ui.GLRoot;
21import com.android.gallery3d.ui.GLRootView;
22
23import android.os.Bundle;
24import android.view.Menu;
25import android.view.MenuInflater;
26import android.view.MenuItem;
27import android.view.View;
28import android.view.View.OnClickListener;
29import android.view.Window;
30
31public class PickerActivity extends AbstractGalleryActivity
32        implements OnClickListener {
33
34    public static final String KEY_ALBUM_PATH = "album-path";
35
36    @Override
37    public void onCreate(Bundle savedInstanceState) {
38        super.onCreate(savedInstanceState);
39
40        // We show the picker in two ways. One smaller screen we use a full
41        // screen window with an action bar. On larger screen we use a dialog.
42        boolean isDialog = getResources().getBoolean(R.bool.picker_is_dialog);
43
44        if (!isDialog) {
45            requestWindowFeature(Window.FEATURE_ACTION_BAR);
46            requestWindowFeature(Window.FEATURE_ACTION_BAR_OVERLAY);
47        }
48
49        setContentView(R.layout.dialog_picker);
50
51        if (isDialog) {
52            // In dialog mode, we don't have the action bar to show the
53            // "cancel" action, so we show an additional "cancel" button.
54            View view = findViewById(R.id.cancel);
55            view.setOnClickListener(this);
56            view.setVisibility(View.VISIBLE);
57
58            // We need this, otherwise the view will be dimmed because it
59            // is "behind" the dialog.
60            ((GLRootView) findViewById(R.id.gl_root_view)).setZOrderOnTop(true);
61        }
62    }
63
64    @Override
65    public boolean onCreateOptionsMenu(Menu menu) {
66        MenuInflater inflater = getMenuInflater();
67        inflater.inflate(R.menu.pickup, menu);
68        return true;
69    }
70
71    @Override
72    public boolean onOptionsItemSelected(MenuItem item) {
73        if (item.getItemId() == R.id.action_cancel) {
74            finish();
75            return true;
76        }
77        return false;
78    }
79
80    @Override
81    public void onBackPressed() {
82        // send the back event to the top sub-state
83        GLRoot root = getGLRoot();
84        root.lockRenderThread();
85        try {
86            getStateManager().getTopState().onBackPressed();
87        } finally {
88            root.unlockRenderThread();
89        }
90    }
91
92    @Override
93    public void onClick(View v) {
94        if (v.getId() == R.id.cancel) finish();
95    }
96}
97