ComponentInfo.java revision 8aa2e8939c61d788cbc192098465e79f584e173a
18aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn/* 28aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * Copyright (C) 2008 The Android Open Source Project 38aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * 48aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * Licensed under the Apache License, Version 2.0 (the "License"); 58aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * you may not use this file except in compliance with the License. 68aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * You may obtain a copy of the License at 78aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * 88aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * http://www.apache.org/licenses/LICENSE-2.0 98aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * 108aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * Unless required by applicable law or agreed to in writing, software 118aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * distributed under the License is distributed on an "AS IS" BASIS, 128aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 138aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * See the License for the specific language governing permissions and 148aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * limitations under the License. 158aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn */ 168aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.content.pm; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.Drawable; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Parcel; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Printer; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Base class containing information common to all application components 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ({@link ActivityInfo}, {@link ServiceInfo}). This class is not intended 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to be used by itself; it is simply here to share common definitions 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * between all application components. As such, it does not itself 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * implement Parcelable, but does provide convenience methods to assist 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the implementation of Parcelable in subclasses. 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ComponentInfo extends PackageItemInfo { 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Global information about the application/package this component is a 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * part of. 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ApplicationInfo applicationInfo; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The name of the process this component should run in. 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From the "android:process" attribute or, if not set, the same 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as <var>applicationInfo.processName</var>. 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String processName; 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 468aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * A string resource identifier (in the package's resources) containing 478aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * a user-readable description of the component. From the "description" 488aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn * attribute or, if not set, 0. 498aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn */ 508aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn public int descriptionRes; 518aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn 528aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn /** 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Indicates whether or not this component may be instantiated. Note that this value can be 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * overriden by the one in its parent {@link ApplicationInfo}. 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean enabled = true; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set to true if this component is available for use by other applications. 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Comes from {@link android.R.attr#exported android:exported} of the 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <activity>, <receiver>, <service>, or 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <provider> tag. 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean exported = false; 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ComponentInfo() { 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ComponentInfo(ComponentInfo orig) { 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(orig); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applicationInfo = orig.applicationInfo; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project processName = orig.processName; 738aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn descriptionRes = orig.descriptionRes; 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project enabled = orig.enabled; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project exported = orig.exported; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override public CharSequence loadLabel(PackageManager pm) { 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (nonLocalizedLabel != null) { 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return nonLocalizedLabel; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ApplicationInfo ai = applicationInfo; 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CharSequence label; 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (labelRes != 0) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project label = pm.getText(packageName, labelRes, ai); 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (label != null) { 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return label; 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ai.nonLocalizedLabel != null) { 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ai.nonLocalizedLabel; 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ai.labelRes != 0) { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project label = pm.getText(packageName, ai.labelRes, ai); 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (label != null) { 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return label; 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return name; 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override public Drawable loadIcon(PackageManager pm) { 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ApplicationInfo ai = applicationInfo; 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable dr; 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (icon != 0) { 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dr = pm.getDrawable(packageName, icon, ai); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dr != null) { 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return dr; 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ai.icon != 0) { 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dr = pm.getDrawable(packageName, ai.icon, ai); 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dr != null) { 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return dr; 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return pm.getDefaultActivityIcon(); 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the icon resource identifier to use for this component. If 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the component defines an icon, that is used; else, the application 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * icon is used. 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return The icon associated with this component. 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getIconResource() { 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return icon != 0 ? icon : applicationInfo.icon; 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void dumpFront(Printer pw, String prefix) { 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.dumpFront(pw, prefix); 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project pw.println(prefix + "enabled=" + enabled + " exported=" + exported 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + " processName=" + processName); 1358aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn if (descriptionRes != 0) { 1368aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn pw.println(prefix + "description=" + descriptionRes); 1378aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn } 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void dumpBack(Printer pw, String prefix) { 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (applicationInfo != null) { 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project pw.println(prefix + "ApplicationInfo:"); 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applicationInfo.dump(pw, prefix + " "); 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project pw.println(prefix + "ApplicationInfo: null"); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.dumpBack(pw, prefix); 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void writeToParcel(Parcel dest, int parcelableFlags) { 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.writeToParcel(dest, parcelableFlags); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applicationInfo.writeToParcel(dest, parcelableFlags); 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dest.writeString(processName); 1548aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn dest.writeInt(descriptionRes); 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dest.writeInt(enabled ? 1 : 0); 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dest.writeInt(exported ? 1 : 0); 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected ComponentInfo(Parcel source) { 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(source); 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applicationInfo = ApplicationInfo.CREATOR.createFromParcel(source); 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project processName = source.readString(); 1638aa2e8939c61d788cbc192098465e79f584e173aDianne Hackborn descriptionRes = source.readInt(); 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project enabled = (source.readInt() != 0); 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project exported = (source.readInt() != 0); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 168