CreateShortcut.java revision 1e51aa507d28482dd98f3f1a6c24364b01a9edfc 
1/*
2 * Copyright (C) 2010 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.settings;
18
19import android.app.LauncherActivity;
20import android.content.Context;
21import android.content.Intent;
22import android.content.pm.ActivityInfo;
23import android.content.pm.PackageManager;
24import android.content.pm.ResolveInfo;
25import android.graphics.Bitmap;
26import android.graphics.Bitmap.Config;
27import android.graphics.Canvas;
28import android.net.ConnectivityManager;
29import android.view.ContextThemeWrapper;
30import android.view.LayoutInflater;
31import android.view.View;
32import android.view.View.MeasureSpec;
33import android.widget.ImageView;
34import android.widget.ListView;
35
36import com.android.settings.Settings.TetherSettingsActivity;
37
38import java.util.List;
39
40public class CreateShortcut extends LauncherActivity {
41
42    @Override
43    protected Intent getTargetIntent() {
44        Intent targetIntent = new Intent(Intent.ACTION_MAIN, null);
45        targetIntent.addCategory("com.android.settings.SHORTCUT");
46        targetIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
47        return targetIntent;
48    }
49
50    @Override
51    protected void onListItemClick(ListView l, View v, int position, long id) {
52        Intent shortcutIntent = intentForPosition(position);
53        shortcutIntent.setFlags(Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
54        Intent intent = new Intent();
55        intent.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE,
56                Intent.ShortcutIconResource.fromContext(this, R.mipmap.ic_launcher_settings));
57        intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
58        intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, itemForPosition(position).label);
59        ResolveInfo resolveInfo = itemForPosition(position).resolveInfo;
60        ActivityInfo activityInfo = resolveInfo.activityInfo;
61        if (activityInfo.icon != 0) {
62            intent.putExtra(Intent.EXTRA_SHORTCUT_ICON, createIcon(activityInfo.icon));
63        }
64        setResult(RESULT_OK, intent);
65        finish();
66    }
67
68    private Bitmap createIcon(int resource) {
69        Context context = new ContextThemeWrapper(this, android.R.style.Theme_Material);
70        View view = LayoutInflater.from(context).inflate(R.layout.shortcut_badge, null);
71        ((ImageView) view.findViewById(android.R.id.icon)).setImageResource(resource);
72
73        int spec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
74        view.measure(spec, spec);
75        Bitmap bitmap = Bitmap.createBitmap(view.getMeasuredWidth(), view.getMeasuredHeight(),
76                Config.ARGB_8888);
77        Canvas canvas = new Canvas(bitmap);
78        view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight());
79        view.draw(canvas);
80        return bitmap;
81    }
82
83    @Override
84    protected boolean onEvaluateShowIcons() {
85        return false;
86    }
87
88    /**
89     * Perform query on package manager for list items.  The default
90     * implementation queries for activities.
91     */
92    protected List<ResolveInfo> onQueryPackageManager(Intent queryIntent) {
93        List<ResolveInfo> activities = getPackageManager().queryIntentActivities(queryIntent,
94                PackageManager.GET_META_DATA);
95        final ConnectivityManager cm =
96                (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
97        if (activities == null) return null;
98        for (int i = activities.size() - 1; i >= 0; i--) {
99            ResolveInfo info = activities.get(i);
100            if (info.activityInfo.name.endsWith(TetherSettingsActivity.class.getSimpleName())) {
101                if (!cm.isTetheringSupported()) {
102                    activities.remove(i);
103                }
104            }
105        }
106        return activities;
107    }
108}
109