android_translation_layer/src/api-impl/android/content/pm/ComponentInfo.java

/*
 * Copyright (C) 2008 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.content.pm;

import android.graphics.drawable.Drawable;
import android.util.Printer;

/**
 * Base class containing information common to all application components
 * ({@link ActivityInfo}, {@link ServiceInfo}).  This class is not intended
 * to be used by itself; it is simply here to share common definitions
 * between all application components.  As such, it does not itself
 * implement Parcelable, but does provide convenience methods to assist
 * in the implementation of Parcelable in subclasses.
 */
public class ComponentInfo extends PackageItemInfo {
	/**
	 * Global information about the application/package this component is a
	 * part of.
	 */
	public ApplicationInfo applicationInfo;

	/**
	 * The name of the process this component should run in.
	 * From the "android:process" attribute or, if not set, the same
	 * as <var>applicationInfo.processName</var>.
	 */
	public String processName;

	/**
	 * A string resource identifier (in the package's resources) containing
	 * a user-readable description of the component.  From the "description"
	 * attribute or, if not set, 0.
	 */
	public int descriptionRes;

	/**
	 * Indicates whether or not this component may be instantiated.  Note that this value can be
	 * overriden by the one in its parent {@link ApplicationInfo}.
	 */
	public boolean enabled = true;

	/**
	 * Set to true if this component is available for use by other applications.
	 * Comes from {@link android.R.attr#exported android:exported} of the
	 * &lt;activity&gt;, &lt;receiver&gt;, &lt;service&gt;, or
	 * &lt;provider&gt; tag.
	 */
	public boolean exported = false;

	public ComponentInfo() {
	}

	public ComponentInfo(ComponentInfo orig) {
		super(orig);
		applicationInfo = orig.applicationInfo;
		processName = orig.processName;
		descriptionRes = orig.descriptionRes;
		enabled = orig.enabled;
		exported = orig.exported;
	}

	@Override
	public CharSequence loadLabel(PackageManager pm) { /*
   if (nonLocalizedLabel != null) {
       return nonLocalizedLabel;
   }
   ApplicationInfo ai = applicationInfo;
   CharSequence label;
   if (labelRes != 0) {
       label = pm.getText(packageName, labelRes, ai);
       if (label != null) {
	   return label;
       }
   }
   if (ai.nonLocalizedLabel != null) {
       return ai.nonLocalizedLabel;
   }
   if (ai.labelRes != 0) {
       label = pm.getText(packageName, ai.labelRes, ai);
       if (label != null) {
	   return label;
       }
   }
   return name;
*/
		return null;
	}

	/**
	 * Return whether this component and its enclosing application are enabled.
	 */
	public boolean isEnabled() {
		return enabled /*&& applicationInfo.enabled*/;
	}

	/**
	 * Return the icon resource identifier to use for this component.  If
	 * the component defines an icon, that is used; else, the application
	 * icon is used.
	 *
	 * @return The icon associated with this component.
	 */
	public final int getIconResource() {
		return icon; // != 0 ? icon : applicationInfo.icon;
	}

	/**
	 * Return the logo resource identifier to use for this component.  If
	 * the component defines a logo, that is used; else, the application
	 * logo is used.
	 *
	 * @return The logo associated with this component.
	 */
	public final int getLogoResource() {
		return logo; // != 0 ? logo : applicationInfo.logo;
	}

	protected void dumpFront(Printer pw, String prefix) {
		super.dumpFront(pw, prefix);
		pw.println(prefix + "enabled=" + enabled + " exported=" + exported + " processName=" + processName);
		if (descriptionRes != 0) {
			pw.println(prefix + "description=" + descriptionRes);
		}
	}

	protected void dumpBack(Printer pw, String prefix) {
		if (applicationInfo != null) {
			pw.println(prefix + "ApplicationInfo:");
			// applicationInfo.dump(pw, prefix + "  ");
		} else {
			pw.println(prefix + "ApplicationInfo: null");
		}
		super.dumpBack(pw, prefix);
	}

	/**
	 * @hide
	 */
	@Override
	protected Drawable loadDefaultIcon(PackageManager pm) {
		return null; // applicationInfo.loadIcon(pm);
	}

	/**
	 * @hide
	 */
	@Override
	protected Drawable loadDefaultLogo(PackageManager pm) {
		return null; // applicationInfo.loadLogo(pm);
	}

	/**
	 * @hide
	 */
	@Override
	protected ApplicationInfo getApplicationInfo() {
		return applicationInfo;
	}
}