Kenny Root | 15a4d2f | 2010-03-11 18:20:12 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 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 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 17 | package android.content.pm; |
| 18 | |
| 19 | import android.content.IntentFilter; |
| 20 | import android.graphics.drawable.Drawable; |
| 21 | import android.os.Parcel; |
| 22 | import android.os.Parcelable; |
| 23 | import android.text.TextUtils; |
| 24 | import android.util.Printer; |
| 25 | |
| 26 | import java.text.Collator; |
| 27 | import java.util.Comparator; |
| 28 | |
| 29 | /** |
| 30 | * Information that is returned from resolving an intent |
| 31 | * against an IntentFilter. This partially corresponds to |
| 32 | * information collected from the AndroidManifest.xml's |
| 33 | * <intent> tags. |
| 34 | */ |
| 35 | public class ResolveInfo implements Parcelable { |
| 36 | /** |
| 37 | * The activity that corresponds to this resolution match, if this |
| 38 | * resolution is for an activity. One and only one of this and |
| 39 | * serviceInfo must be non-null. |
| 40 | */ |
| 41 | public ActivityInfo activityInfo; |
| 42 | |
| 43 | /** |
| 44 | * The service that corresponds to this resolution match, if this |
| 45 | * resolution is for a service. One and only one of this and |
| 46 | * activityInfo must be non-null. |
| 47 | */ |
| 48 | public ServiceInfo serviceInfo; |
| 49 | |
| 50 | /** |
| 51 | * The IntentFilter that was matched for this ResolveInfo. |
| 52 | */ |
| 53 | public IntentFilter filter; |
| 54 | |
| 55 | /** |
| 56 | * The declared priority of this match. Comes from the "priority" |
| 57 | * attribute or, if not set, defaults to 0. Higher values are a higher |
| 58 | * priority. |
| 59 | */ |
| 60 | public int priority; |
| 61 | |
| 62 | /** |
| 63 | * Order of result according to the user's preference. If the user |
| 64 | * has not set a preference for this result, the value is 0; higher |
| 65 | * values are a higher priority. |
| 66 | */ |
| 67 | public int preferredOrder; |
| 68 | |
| 69 | /** |
| 70 | * The system's evaluation of how well the activity matches the |
| 71 | * IntentFilter. This is a match constant, a combination of |
| 72 | * {@link IntentFilter#MATCH_CATEGORY_MASK IntentFilter.MATCH_CATEGORY_MASK} |
| 73 | * and {@link IntentFilter#MATCH_ADJUSTMENT_MASK IntentFiler.MATCH_ADJUSTMENT_MASK}. |
| 74 | */ |
| 75 | public int match; |
| 76 | |
| 77 | /** |
| 78 | * Only set when returned by |
| 79 | * {@link PackageManager#queryIntentActivityOptions}, this tells you |
| 80 | * which of the given specific intents this result came from. 0 is the |
| 81 | * first in the list, < 0 means it came from the generic Intent query. |
| 82 | */ |
| 83 | public int specificIndex = -1; |
| 84 | |
| 85 | /** |
| 86 | * This filter has specified the Intent.CATEGORY_DEFAULT, meaning it |
| 87 | * would like to be considered a default action that the user can |
| 88 | * perform on this data. |
| 89 | */ |
| 90 | public boolean isDefault; |
| 91 | |
| 92 | /** |
| 93 | * A string resource identifier (in the package's resources) of this |
| 94 | * match's label. From the "label" attribute or, if not set, 0. |
| 95 | */ |
| 96 | public int labelRes; |
| 97 | |
| 98 | /** |
| 99 | * The actual string retrieve from <var>labelRes</var> or null if none |
| 100 | * was provided. |
| 101 | */ |
| 102 | public CharSequence nonLocalizedLabel; |
| 103 | |
| 104 | /** |
| 105 | * A drawable resource identifier (in the package's resources) of this |
| 106 | * match's icon. From the "icon" attribute or, if not set, 0. |
| 107 | */ |
| 108 | public int icon; |
| 109 | |
| 110 | /** |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 111 | * Optional -- if non-null, the {@link #labelRes} and {@link #icon} |
| 112 | * resources will be loaded from this package, rather than the one |
| 113 | * containing the resolved component. |
| 114 | */ |
| 115 | public String resolvePackageName; |
| 116 | |
| 117 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 118 | * Retrieve the current textual label associated with this resolution. This |
| 119 | * will call back on the given PackageManager to load the label from |
| 120 | * the application. |
| 121 | * |
| 122 | * @param pm A PackageManager from which the label can be loaded; usually |
| 123 | * the PackageManager from which you originally retrieved this item. |
| 124 | * |
| 125 | * @return Returns a CharSequence containing the resolutions's label. If the |
| 126 | * item does not have a label, its name is returned. |
| 127 | */ |
| 128 | public CharSequence loadLabel(PackageManager pm) { |
| 129 | if (nonLocalizedLabel != null) { |
| 130 | return nonLocalizedLabel; |
| 131 | } |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 132 | CharSequence label; |
| 133 | if (resolvePackageName != null && labelRes != 0) { |
| 134 | label = pm.getText(resolvePackageName, labelRes, null); |
| 135 | if (label != null) { |
Romain Guy | 2aba11f | 2010-03-29 16:03:01 -0700 | [diff] [blame^] | 136 | return label.toString().trim(); |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 137 | } |
| 138 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 139 | ComponentInfo ci = activityInfo != null ? activityInfo : serviceInfo; |
| 140 | ApplicationInfo ai = ci.applicationInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 141 | if (labelRes != 0) { |
| 142 | label = pm.getText(ci.packageName, labelRes, ai); |
| 143 | if (label != null) { |
Romain Guy | 2aba11f | 2010-03-29 16:03:01 -0700 | [diff] [blame^] | 144 | return label.toString().trim(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 145 | } |
| 146 | } |
Romain Guy | 2aba11f | 2010-03-29 16:03:01 -0700 | [diff] [blame^] | 147 | |
| 148 | CharSequence data = ci.loadLabel(pm); |
| 149 | // Make the data safe |
| 150 | if (data != null) data = data.toString().trim(); |
| 151 | return data; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 152 | } |
| 153 | |
| 154 | /** |
| 155 | * Retrieve the current graphical icon associated with this resolution. This |
| 156 | * will call back on the given PackageManager to load the icon from |
| 157 | * the application. |
| 158 | * |
| 159 | * @param pm A PackageManager from which the icon can be loaded; usually |
| 160 | * the PackageManager from which you originally retrieved this item. |
| 161 | * |
| 162 | * @return Returns a Drawable containing the resolution's icon. If the |
| 163 | * item does not have an icon, the default activity icon is returned. |
| 164 | */ |
| 165 | public Drawable loadIcon(PackageManager pm) { |
| 166 | ComponentInfo ci = activityInfo != null ? activityInfo : serviceInfo; |
| 167 | ApplicationInfo ai = ci.applicationInfo; |
| 168 | Drawable dr; |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 169 | if (resolvePackageName != null && icon != 0) { |
| 170 | dr = pm.getDrawable(resolvePackageName, icon, null); |
| 171 | if (dr != null) { |
| 172 | return dr; |
| 173 | } |
| 174 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 175 | if (icon != 0) { |
| 176 | dr = pm.getDrawable(ci.packageName, icon, ai); |
| 177 | if (dr != null) { |
| 178 | return dr; |
| 179 | } |
| 180 | } |
| 181 | return ci.loadIcon(pm); |
| 182 | } |
| 183 | |
| 184 | /** |
| 185 | * Return the icon resource identifier to use for this match. If the |
| 186 | * match defines an icon, that is used; else if the activity defines |
| 187 | * an icon, that is used; else, the application icon is used. |
| 188 | * |
| 189 | * @return The icon associated with this match. |
| 190 | */ |
| 191 | public final int getIconResource() { |
| 192 | if (icon != 0) return icon; |
| 193 | if (activityInfo != null) return activityInfo.getIconResource(); |
| 194 | if (serviceInfo != null) return serviceInfo.getIconResource(); |
| 195 | return 0; |
| 196 | } |
| 197 | |
| 198 | public void dump(Printer pw, String prefix) { |
| 199 | if (filter != null) { |
| 200 | pw.println(prefix + "Filter:"); |
| 201 | filter.dump(pw, prefix + " "); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 202 | } |
| 203 | pw.println(prefix + "priority=" + priority |
| 204 | + " preferredOrder=" + preferredOrder |
| 205 | + " match=0x" + Integer.toHexString(match) |
| 206 | + " specificIndex=" + specificIndex |
| 207 | + " isDefault=" + isDefault); |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 208 | if (resolvePackageName != null) { |
| 209 | pw.println(prefix + "resolvePackageName=" + resolvePackageName); |
| 210 | } |
| 211 | if (labelRes != 0 || nonLocalizedLabel != null || icon != 0) { |
| 212 | pw.println(prefix + "labelRes=0x" + Integer.toHexString(labelRes) |
| 213 | + " nonLocalizedLabel=" + nonLocalizedLabel |
| 214 | + " icon=0x" + Integer.toHexString(icon)); |
| 215 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 216 | if (activityInfo != null) { |
| 217 | pw.println(prefix + "ActivityInfo:"); |
| 218 | activityInfo.dump(pw, prefix + " "); |
| 219 | } else if (serviceInfo != null) { |
| 220 | pw.println(prefix + "ServiceInfo:"); |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 221 | serviceInfo.dump(pw, prefix + " "); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 222 | } |
| 223 | } |
| 224 | |
| 225 | public ResolveInfo() { |
| 226 | } |
| 227 | |
| 228 | public String toString() { |
| 229 | ComponentInfo ci = activityInfo != null ? activityInfo : serviceInfo; |
| 230 | return "ResolveInfo{" |
| 231 | + Integer.toHexString(System.identityHashCode(this)) |
| 232 | + " " + ci.name + " p=" + priority + " o=" |
| 233 | + preferredOrder + " m=0x" + Integer.toHexString(match) + "}"; |
| 234 | } |
| 235 | |
| 236 | public int describeContents() { |
| 237 | return 0; |
| 238 | } |
| 239 | |
| 240 | public void writeToParcel(Parcel dest, int parcelableFlags) { |
| 241 | if (activityInfo != null) { |
| 242 | dest.writeInt(1); |
| 243 | activityInfo.writeToParcel(dest, parcelableFlags); |
| 244 | } else if (serviceInfo != null) { |
| 245 | dest.writeInt(2); |
| 246 | serviceInfo.writeToParcel(dest, parcelableFlags); |
| 247 | } else { |
| 248 | dest.writeInt(0); |
| 249 | } |
| 250 | if (filter != null) { |
| 251 | dest.writeInt(1); |
| 252 | filter.writeToParcel(dest, parcelableFlags); |
| 253 | } else { |
| 254 | dest.writeInt(0); |
| 255 | } |
| 256 | dest.writeInt(priority); |
| 257 | dest.writeInt(preferredOrder); |
| 258 | dest.writeInt(match); |
| 259 | dest.writeInt(specificIndex); |
| 260 | dest.writeInt(labelRes); |
| 261 | TextUtils.writeToParcel(nonLocalizedLabel, dest, parcelableFlags); |
| 262 | dest.writeInt(icon); |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 263 | dest.writeString(resolvePackageName); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 264 | } |
| 265 | |
| 266 | public static final Creator<ResolveInfo> CREATOR |
| 267 | = new Creator<ResolveInfo>() { |
| 268 | public ResolveInfo createFromParcel(Parcel source) { |
| 269 | return new ResolveInfo(source); |
| 270 | } |
| 271 | public ResolveInfo[] newArray(int size) { |
| 272 | return new ResolveInfo[size]; |
| 273 | } |
| 274 | }; |
| 275 | |
| 276 | private ResolveInfo(Parcel source) { |
| 277 | switch (source.readInt()) { |
| 278 | case 1: |
| 279 | activityInfo = ActivityInfo.CREATOR.createFromParcel(source); |
| 280 | serviceInfo = null; |
| 281 | break; |
| 282 | case 2: |
| 283 | serviceInfo = ServiceInfo.CREATOR.createFromParcel(source); |
| 284 | activityInfo = null; |
| 285 | break; |
| 286 | default: |
| 287 | activityInfo = null; |
| 288 | serviceInfo = null; |
| 289 | break; |
| 290 | } |
| 291 | if (source.readInt() != 0) { |
| 292 | filter = IntentFilter.CREATOR.createFromParcel(source); |
| 293 | } |
| 294 | priority = source.readInt(); |
| 295 | preferredOrder = source.readInt(); |
| 296 | match = source.readInt(); |
| 297 | specificIndex = source.readInt(); |
| 298 | labelRes = source.readInt(); |
| 299 | nonLocalizedLabel |
| 300 | = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(source); |
| 301 | icon = source.readInt(); |
Dianne Hackborn | eb03465 | 2009-09-07 00:49:58 -0700 | [diff] [blame] | 302 | resolvePackageName = source.readString(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 303 | } |
| 304 | |
| 305 | public static class DisplayNameComparator |
| 306 | implements Comparator<ResolveInfo> { |
| 307 | public DisplayNameComparator(PackageManager pm) { |
| 308 | mPM = pm; |
| 309 | } |
| 310 | |
| 311 | public final int compare(ResolveInfo a, ResolveInfo b) { |
| 312 | CharSequence sa = a.loadLabel(mPM); |
| 313 | if (sa == null) sa = a.activityInfo.name; |
| 314 | CharSequence sb = b.loadLabel(mPM); |
| 315 | if (sb == null) sb = b.activityInfo.name; |
| 316 | |
| 317 | return sCollator.compare(sa.toString(), sb.toString()); |
| 318 | } |
| 319 | |
| 320 | private final Collator sCollator = Collator.getInstance(); |
| 321 | private PackageManager mPM; |
| 322 | } |
| 323 | } |