IT. Expert System.

Direct Known Subclasses:

ActivityInfo, ProviderInfo, ServiceInfo

public class ComponentInfo
extends PackageItemInfo

• Nested Class Summary

  • Nested classes/interfaces inherited from class android.content.pm.PackageItemInfo

    PackageItemInfo.DisplayNameComparator

• Field Summary

  Fields

  Modifier and Type	Field and Description
  ApplicationInfo	applicationInfo Global information about the application/package this component is a part of.
  int	descriptionRes A string resource identifier (in the package's resources) containing a user-readable description of the component.
  boolean	enabled Indicates whether or not this component may be instantiated.
  boolean	exported Set to true if this component is available for use by other applications.
  String	processName The name of the process this component should run in.

  • Fields inherited from class android.content.pm.PackageItemInfo

    icon, labelRes, logo, metaData, name, nonLocalizedLabel, packageName

• Constructor Summary

  Constructors

  Modifier	Constructor and Description
  	ComponentInfo()
  	ComponentInfo(ComponentInfo orig)
  protected	ComponentInfo(Parcel source)

• Method Summary

  Methods

  Modifier and Type	Method and Description
  protected void	dumpBack(Printer pw, String prefix)
  protected void	dumpFront(Printer pw, String prefix)
  protected ApplicationInfo	getApplicationInfo() Get the ApplicationInfo for the application to which this item belongs, if available, otherwise returns null.
  int	getIconResource() Return the icon resource identifier to use for this component.
  boolean	isEnabled() Return whether this component and its enclosing application are enabled.
  protected Drawable	loadDefaultIcon(PackageManager pm) Retrieve the default graphical icon associated with this item.
  protected Drawable	loadDefaultLogo(PackageManager pm) Retrieve the default graphical logo associated with this item.
  CharSequence	loadLabel(PackageManager pm) Retrieve the current textual label associated with this item.
  void	writeToParcel(Parcel dest, int parcelableFlags)

  • Methods inherited from class android.content.pm.PackageItemInfo

    loadIcon, loadLogo, loadXmlMetaData

  • Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

• Field Detail

  • applicationInfo

    public ApplicationInfo applicationInfo

    Global information about the application/package this component is a part of.

  • processName

    public String processName

    The name of the process this component should run in. From the "android:process" attribute or, if not set, the same as applicationInfo.processName.

  • descriptionRes

    public int descriptionRes

    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.

  • enabled

    public boolean enabled

    Indicates whether or not this component may be instantiated. Note that this value can be overriden by the one in its parent ApplicationInfo.

  • exported

    public boolean exported

    Set to true if this component is available for use by other applications. Comes from android:exported of the <activity>, <receiver>, <service>, or <provider> tag.

• Constructor Detail

  • ComponentInfo

    public ComponentInfo()

  • ComponentInfo

    public ComponentInfo(ComponentInfo orig)

  • ComponentInfo

    protected ComponentInfo(Parcel source)

• Method Detail

  • loadLabel

    public CharSequence loadLabel(PackageManager pm)

    Description copied from class: PackageItemInfo
    Retrieve the current textual label associated with this item. This will call back on the given PackageManager to load the label from the application.

    Overrides:

    loadLabel in class PackageItemInfo

    Parameters:

    pm - A PackageManager from which the label can be loaded; usually the PackageManager from which you originally retrieved this item.

    Returns:

    Returns a CharSequence containing the item's label. If the item does not have a label, its name is returned.

  • isEnabled

    public boolean isEnabled()

    Return whether this component and its enclosing application are enabled.

  • getIconResource

    public final int getIconResource()

    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.

    Returns:

    The icon associated with this component.

  • dumpFront

    protected void dumpFront(Printer pw,
                 String prefix)

    Overrides:

    dumpFront in class PackageItemInfo

  • dumpBack

    protected void dumpBack(Printer pw,
                String prefix)

    Overrides:

    dumpBack in class PackageItemInfo

  • writeToParcel

    public void writeToParcel(Parcel dest,
                     int parcelableFlags)

    Overrides:

    writeToParcel in class PackageItemInfo

  • loadDefaultIcon

    protected Drawable loadDefaultIcon(PackageManager pm)

    Description copied from class: PackageItemInfo
    Retrieve the default graphical icon associated with this item.

    Overrides:

    loadDefaultIcon in class PackageItemInfo

    Parameters:

    pm - A PackageManager from which the icon can be loaded; usually the PackageManager from which you originally retrieved this item.

    Returns:

    Returns a Drawable containing the item's default icon such as the default activity icon.

  • loadDefaultLogo

    protected Drawable loadDefaultLogo(PackageManager pm)

    Description copied from class: PackageItemInfo
    Retrieve the default graphical logo associated with this item.

    Overrides:

    loadDefaultLogo in class PackageItemInfo

    Parameters:

    pm - A PackageManager from which the logo can be loaded; usually the PackageManager from which you originally retrieved this item.

    Returns:

    Returns a Drawable containing the item's default logo or null if no default logo is available.

  • getApplicationInfo

    protected ApplicationInfo getApplicationInfo()

    Description copied from class: PackageItemInfo
    Get the ApplicationInfo for the application to which this item belongs, if available, otherwise returns null.

    Overrides:

    getApplicationInfo in class PackageItemInfo

    Returns:

    Returns the ApplicationInfo of this item, or null if not known.