src/com/android/settings/CreateShortcut.java

   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
  17 package com.android.settings;
  18
  19 import android.app.LauncherActivity;
  20 import android.content.ComponentName;
  21 import android.content.Context;
  22 import android.content.Intent;
  23 import android.content.pm.ActivityInfo;
  24 import android.content.pm.PackageManager;
  25 import android.content.pm.ResolveInfo;
  26 import android.content.pm.ShortcutInfo;
  27 import android.content.pm.ShortcutManager;
  28 import android.graphics.Bitmap;
  29 import android.graphics.Bitmap.Config;
  30 import android.graphics.Canvas;
  31 import android.graphics.drawable.Icon;
  32 import android.net.ConnectivityManager;
  33 import android.os.AsyncTask;
  34 import android.support.annotation.VisibleForTesting;
  35 import android.view.ContextThemeWrapper;
  36 import android.view.LayoutInflater;
  37 import android.view.View;
  38 import android.view.View.MeasureSpec;
  39 import android.widget.ImageView;
  40 import android.widget.ListView;
  41
  42 import com.android.internal.logging.nano.MetricsProto;
  43 import com.android.settings.Settings.TetherSettingsActivity;
  44 import com.android.settings.overlay.FeatureFactory;
  45
  46 import java.util.ArrayList;
  47 import java.util.List;
  48
  49 public class CreateShortcut extends LauncherActivity {
  50
  51     @VisibleForTesting
  52     static final String SHORTCUT_ID_PREFIX = "component-shortcut-";
  53
  54     @Override
  55     protected Intent getTargetIntent() {
  56         return getBaseIntent().addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
  57     }
  58
  59     @Override
  60     protected void onListItemClick(ListView l, View v, int position, long id) {
  61         final ListItem item = itemForPosition(position);
  62         logCreateShortcut(item.resolveInfo);
  63         setResult(RESULT_OK, createResultIntent(intentForPosition(position),
  64                 item.resolveInfo, item.label));
  65         finish();
  66     }
  67
  68     protected Intent createResultIntent(Intent shortcutIntent, ResolveInfo resolveInfo,
  69             CharSequence label) {
  70         shortcutIntent.setFlags(Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
  71         ShortcutManager sm = getSystemService(ShortcutManager.class);
  72         ActivityInfo activityInfo = resolveInfo.activityInfo;
  73
  74         Icon maskableIcon = activityInfo.icon != 0 ? Icon.createWithAdaptiveBitmap(
  75                 createIcon(activityInfo.icon,
  76                         R.layout.shortcut_badge_maskable,
  77                         getResources().getDimensionPixelSize(R.dimen.shortcut_size_maskable))) :
  78                 Icon.createWithResource(this, R.drawable.ic_launcher_settings);
  79         String shortcutId = SHORTCUT_ID_PREFIX +
  80                 shortcutIntent.getComponent().flattenToShortString();
  81         ShortcutInfo info = new ShortcutInfo.Builder(this, shortcutId)
  82                 .setShortLabel(label)
  83                 .setIntent(shortcutIntent)
  84                 .setIcon(maskableIcon)
  85                 .build();
  86         Intent intent = sm.createShortcutResultIntent(info);
  87         if (intent == null) {
  88             intent = new Intent();
  89         }
  90         intent.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE,
  91                 Intent.ShortcutIconResource.fromContext(this, R.mipmap.ic_launcher_settings));
  92         intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
  93         intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, label);
  94
  95         if (activityInfo.icon != 0) {
  96             intent.putExtra(Intent.EXTRA_SHORTCUT_ICON, createIcon(activityInfo.icon,
  97                 R.layout.shortcut_badge,
  98                 getResources().getDimensionPixelSize(R.dimen.shortcut_size)));
  99         }
 100         return intent;
 101     }
 102
 103     private void logCreateShortcut(ResolveInfo info) {
 104         if (info == null || info.activityInfo == null) {
 105             return;
 106         }
 107         FeatureFactory.getFactory(this).getMetricsFeatureProvider().action(
 108                 this, MetricsProto.MetricsEvent.ACTION_SETTINGS_CREATE_SHORTCUT,
 109                 info.activityInfo.name);
 110     }
 111
 112     private Bitmap createIcon(int resource, int layoutRes, int size) {
 113         Context context = new ContextThemeWrapper(this, android.R.style.Theme_Material);
 114         View view = LayoutInflater.from(context).inflate(layoutRes, null);
 115         ((ImageView) view.findViewById(android.R.id.icon)).setImageResource(resource);
 116
 117         int spec = MeasureSpec.makeMeasureSpec(size, MeasureSpec.EXACTLY);
 118         view.measure(spec, spec);
 119         Bitmap bitmap = Bitmap.createBitmap(view.getMeasuredWidth(), view.getMeasuredHeight(),
 120                 Config.ARGB_8888);
 121         Canvas canvas = new Canvas(bitmap);
 122         view.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight());
 123         view.draw(canvas);
 124         return bitmap;
 125     }
 126
 127     @Override
 128     protected boolean onEvaluateShowIcons() {
 129         return false;
 130     }
 131
 132     @Override
 133     protected void onSetContentView() {
 134         setContentView(R.layout.activity_list);
 135     }
 136
 137     /**
 138      * Perform query on package manager for list items.  The default
 139      * implementation queries for activities.
 140      */
 141     protected List<ResolveInfo> onQueryPackageManager(Intent queryIntent) {
 142         List<ResolveInfo> activities = getPackageManager().queryIntentActivities(queryIntent,
 143                 PackageManager.GET_META_DATA);
 144         final ConnectivityManager cm =
 145                 (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
 146         if (activities == null) return null;
 147         for (int i = activities.size() - 1; i >= 0; i--) {
 148             ResolveInfo info = activities.get(i);
 149             if (info.activityInfo.name.endsWith(TetherSettingsActivity.class.getSimpleName())) {
 150                 if (!cm.isTetheringSupported()) {
 151                     activities.remove(i);
 152                 }
 153             }
 154         }
 155         return activities;
 156     }
 157
 158     @VisibleForTesting
 159     static Intent getBaseIntent() {
 160         return new Intent(Intent.ACTION_MAIN).addCategory("com.android.settings.SHORTCUT");
 161     }
 162
 163     public static class ShortcutsUpdateTask extends AsyncTask<Void, Void, Void> {
 164
 165         private final Context mContext;
 166
 167         public ShortcutsUpdateTask(Context context) {
 168             mContext = context;
 169         }
 170
 171         @Override
 172         public Void doInBackground(Void... params) {
 173             ShortcutManager sm = mContext.getSystemService(ShortcutManager.class);
 174             PackageManager pm = mContext.getPackageManager();
 175
 176             List<ShortcutInfo> updates = new ArrayList<>();
 177             for (ShortcutInfo info : sm.getPinnedShortcuts()) {
 178                 if (!info.getId().startsWith(SHORTCUT_ID_PREFIX)) {
 179                     continue;
 180                 }
 181                 ComponentName cn = ComponentName.unflattenFromString(
 182                         info.getId().substring(SHORTCUT_ID_PREFIX.length()));
 183                 ResolveInfo ri = pm.resolveActivity(getBaseIntent().setComponent(cn), 0);
 184                 if (ri == null) {
 185                     continue;
 186                 }
 187                 updates.add(new ShortcutInfo.Builder(mContext, info.getId())
 188                         .setShortLabel(ri.loadLabel(pm)).build());
 189             }
 190             if (!updates.isEmpty()) {
 191                 sm.updateShortcuts(updates);
 192             }
 193             return null;
 194         }
 195     }
 196 }