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      1 /*
      2  * Copyright (C) 2008 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.launcher2;
     18 
     19 import java.util.ArrayList;
     20 
     21 import android.content.ComponentName;
     22 import android.content.ContentValues;
     23 import android.content.Context;
     24 import android.content.Intent;
     25 import android.graphics.Bitmap;
     26 import android.util.Log;
     27 
     28 /**
     29  * Represents a launchable icon on the workspaces and in folders.
     30  */
     31 class ShortcutInfo extends ItemInfo {
     32 
     33     /**
     34      * The intent used to start the application.
     35      */
     36     Intent intent;
     37 
     38     /**
     39      * Indicates whether the icon comes from an application's resource (if false)
     40      * or from a custom Bitmap (if true.)
     41      */
     42     boolean customIcon;
     43 
     44     /**
     45      * Indicates whether we're using the default fallback icon instead of something from the
     46      * app.
     47      */
     48     boolean usingFallbackIcon;
     49 
     50     /**
     51      * If isShortcut=true and customIcon=false, this contains a reference to the
     52      * shortcut icon as an application's resource.
     53      */
     54     Intent.ShortcutIconResource iconResource;
     55 
     56     /**
     57      * The application icon.
     58      */
     59     private Bitmap mIcon;
     60 
     61     ShortcutInfo() {
     62         itemType = LauncherSettings.BaseLauncherColumns.ITEM_TYPE_SHORTCUT;
     63     }
     64 
     65     public ShortcutInfo(ShortcutInfo info) {
     66         super(info);
     67         title = info.title.toString();
     68         intent = new Intent(info.intent);
     69         if (info.iconResource != null) {
     70             iconResource = new Intent.ShortcutIconResource();
     71             iconResource.packageName = info.iconResource.packageName;
     72             iconResource.resourceName = info.iconResource.resourceName;
     73         }
     74         mIcon = info.mIcon; // TODO: should make a copy here.  maybe we don't need this ctor at all
     75         customIcon = info.customIcon;
     76     }
     77 
     78     /** TODO: Remove this.  It's only called by ApplicationInfo.makeShortcut. */
     79     public ShortcutInfo(ApplicationInfo info) {
     80         super(info);
     81         title = info.title.toString();
     82         intent = new Intent(info.intent);
     83         customIcon = false;
     84     }
     85 
     86     public void setIcon(Bitmap b) {
     87         mIcon = b;
     88     }
     89 
     90     public Bitmap getIcon(IconCache iconCache) {
     91         if (mIcon == null) {
     92             updateIcon(iconCache);
     93         }
     94         return mIcon;
     95     }
     96 
     97     public void updateIcon(IconCache iconCache) {
     98         mIcon = iconCache.getIcon(intent, user);
     99         usingFallbackIcon = iconCache.isDefaultIcon(mIcon);
    100     }
    101 
    102     /**
    103      * Creates the application intent based on a component name and various launch flags.
    104      * Sets {@link #itemType} to {@link LauncherSettings.BaseLauncherColumns#ITEM_TYPE_APPLICATION}.
    105      *
    106      * @param className the class name of the component representing the intent
    107      * @param launchFlags the launch flags
    108      */
    109     final void setActivity(Intent intent) {
    110         int launchFlags = Intent.FLAG_ACTIVITY_NEW_TASK |
    111                 Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED;
    112         this.intent = new Intent();
    113         this.intent.setFlags(launchFlags);
    114         this.intent.addCategory(Intent.CATEGORY_LAUNCHER);
    115         this.intent.setComponent(intent.getComponent());
    116         this.intent.putExtras(intent.getExtras());
    117         itemType = LauncherSettings.BaseLauncherColumns.ITEM_TYPE_APPLICATION;
    118         updateUser(this.intent);
    119     }
    120 
    121     @Override
    122     void onAddToDatabase(Context context, ContentValues values) {
    123         super.onAddToDatabase(context, values);
    124 
    125         String titleStr = title != null ? title.toString() : null;
    126         values.put(LauncherSettings.BaseLauncherColumns.TITLE, titleStr);
    127 
    128         String uri = intent != null ? intent.toUri(0) : null;
    129         values.put(LauncherSettings.BaseLauncherColumns.INTENT, uri);
    130 
    131         if (customIcon) {
    132             values.put(LauncherSettings.BaseLauncherColumns.ICON_TYPE,
    133                     LauncherSettings.BaseLauncherColumns.ICON_TYPE_BITMAP);
    134             writeBitmap(values, mIcon);
    135         } else {
    136             if (!usingFallbackIcon) {
    137                 writeBitmap(values, mIcon);
    138             }
    139             values.put(LauncherSettings.BaseLauncherColumns.ICON_TYPE,
    140                     LauncherSettings.BaseLauncherColumns.ICON_TYPE_RESOURCE);
    141             if (iconResource != null) {
    142                 values.put(LauncherSettings.BaseLauncherColumns.ICON_PACKAGE,
    143                         iconResource.packageName);
    144                 values.put(LauncherSettings.BaseLauncherColumns.ICON_RESOURCE,
    145                         iconResource.resourceName);
    146             }
    147         }
    148     }
    149 
    150     @Override
    151     public String toString() {
    152         return "ShortcutInfo(title=" + title.toString() + "intent=" + intent + "id=" + this.id
    153                 + " type=" + this.itemType + " container=" + this.container + " screen=" + screen
    154                 + " cellX=" + cellX + " cellY=" + cellY + " spanX=" + spanX + " spanY=" + spanY
    155                 + " dropPos=" + dropPos + ")";
    156     }
    157 
    158     public static void dumpShortcutInfoList(String tag, String label,
    159             ArrayList<ShortcutInfo> list) {
    160         Log.d(tag, label + " size=" + list.size());
    161         for (ShortcutInfo info: list) {
    162             Log.d(tag, "   title=\"" + info.title + " icon=" + info.mIcon
    163                     + " customIcon=" + info.customIcon);
    164         }
    165     }
    166 }
    167 
    168