TextClassifierEvent.TextSelectionEvent
  public
  static
  final
  
  class
  TextClassifierEvent.TextSelectionEvent
  
  
  
  
    extends TextClassifierEvent
  
  
  
  
  
      implements
      
        Parcelable
      
  
  
| java.lang.Object | ||
| ↳ | android.view.textclassifier.TextClassifierEvent | |
| ↳ | android.view.textclassifier.TextClassifierEvent.TextSelectionEvent | |
This class represents events that are related to the smart text selection feature.
     // User started a selection. e.g. "York" in text "New York City, NY".
     new TextSelectionEvent.Builder(TYPE_SELECTION_STARTED)
         .setEventContext(classificationContext)
         .setEventIndex(0)
         .build();
     // System smart-selects a recognized entity. e.g. "New York City".
     new TextSelectionEvent.Builder(TYPE_SMART_SELECTION_MULTI)
         .setEventContext(classificationContext)
         .setResultId(textSelection.getId())
         .setRelativeWordStartIndex(-1) // Goes back one word to "New" from "York".
         .setRelativeWordEndIndex(2)    // Goes forward 2 words from "York" to start of ",".
         .setEntityTypes(textClassification.getEntity(0))
         .setScore(textClassification.getConfidenceScore(entityType))
         .setEventIndex(1)
         .build();
     // User resets the selection to the original selection. i.e. "York".
     new TextSelectionEvent.Builder(TYPE_SELECTION_RESET)
         .setEventContext(classificationContext)
         .setResultId(textSelection.getId())
         .setRelativeSuggestedWordStartIndex(-1) // Repeated from above.
         .setRelativeSuggestedWordEndIndex(2)    // Repeated from above.
         .setRelativeWordStartIndex(0)           // Original selection is always at (0, 1].
         .setRelativeWordEndIndex(1)
         .setEntityTypes(textClassification.getEntity(0))
         .setScore(textClassification.getConfidenceScore(entityType))
         .setEventIndex(2)
         .build();
     // User modified the selection. e.g. "New".
     new TextSelectionEvent.Builder(TYPE_SELECTION_MODIFIED)
         .setEventContext(classificationContext)
         .setResultId(textSelection.getId())
         .setRelativeSuggestedWordStartIndex(-1) // Repeated from above.
         .setRelativeSuggestedWordEndIndex(2)    // Repeated from above.
         .setRelativeWordStartIndex(-1)          // Goes backward one word from "York" to
         "New".
         .setRelativeWordEndIndex(0)             // Goes backward one word to exclude "York".
         .setEntityTypes(textClassification.getEntity(0))
         .setScore(textClassification.getConfidenceScore(entityType))
         .setEventIndex(3)
         .build();
     // Smart (contextual) actions (at indices, 0, 1, 2) presented to the user.
     // e.g. "Map", "Ride share", "Explore".
     new TextSelectionEvent.Builder(TYPE_ACTIONS_SHOWN)
         .setEventContext(classificationContext)
         .setResultId(textClassification.getId())
         .setEntityTypes(textClassification.getEntity(0))
         .setScore(textClassification.getConfidenceScore(entityType))
         .setActionIndices(0, 1, 2)
         .setEventIndex(4)
         .build();
     // User chooses the "Copy" action.
     new TextSelectionEvent.Builder(TYPE_COPY_ACTION)
         .setEventContext(classificationContext)
         .setResultId(textClassification.getId())
         .setEntityTypes(textClassification.getEntity(0))
         .setScore(textClassification.getConfidenceScore(entityType))
         .setEventIndex(5)
         .build();
     // User chooses smart action at index 1. i.e. "Ride share".
     new TextSelectionEvent.Builder(TYPE_SMART_ACTION)
         .setEventContext(classificationContext)
         .setResultId(textClassification.getId())
         .setEntityTypes(textClassification.getEntity(0))
         .setScore(textClassification.getConfidenceScore(entityType))
         .setActionIndices(1)
         .setEventIndex(5)
         .build();
     // Selection dismissed.
     new TextSelectionEvent.Builder(TYPE_SELECTION_DESTROYED)
         .setEventContext(classificationContext)
         .setResultId(textClassification.getId())
         .setEntityTypes(textClassification.getEntity(0))
         .setScore(textClassification.getConfidenceScore(entityType))
         .setEventIndex(6)
         .build();
 Summary
Nested classes | |
|---|---|
        
        
        
        
        class | 
      
        TextClassifierEvent.TextSelectionEvent.Builder
        Builder class for   | 
    
Inherited constants | 
|---|
Fields | |
|---|---|
    public
    static
    final
    Creator<TextClassifierEvent.TextSelectionEvent> | 
    
      CREATOR
      
  | 
  
Inherited fields | 
|---|
Public methods | |
|---|---|
        
        
        
        
        
        int
     | 
  
    
      
      getRelativeSuggestedWordEndIndex()
      
      
        Returns the relative word (exclusive) index of the end of the smart selection.  | 
  
        
        
        
        
        
        int
     | 
  
    
      
      getRelativeSuggestedWordStartIndex()
      
      
        Returns the relative word index of the start of the smart selection.  | 
  
        
        
        
        
        
        int
     | 
  
    
      
      getRelativeWordEndIndex()
      
      
        Returns the relative word (exclusive) index of the end of the selection.  | 
  
        
        
        
        
        
        int
     | 
  
    
      
      getRelativeWordStartIndex()
      
      
        Returns the relative word index of the start of the selection.  | 
  
        
        
        
        
        
        void
     | 
  
    
      
      writeToParcel(Parcel dest, int flags)
      
      
        Flatten this object in to a Parcel.  | 
  
Inherited methods | |
|---|---|
Fields
CREATOR
public static final Creator<TextClassifierEvent.TextSelectionEvent> CREATOR
Public methods
getRelativeSuggestedWordEndIndex
public int getRelativeSuggestedWordEndIndex ()
Returns the relative word (exclusive) index of the end of the smart selection.
| Returns | |
|---|---|
int | 
        |
getRelativeSuggestedWordStartIndex
public int getRelativeSuggestedWordStartIndex ()
Returns the relative word index of the start of the smart selection.
| Returns | |
|---|---|
int | 
        |
getRelativeWordEndIndex
public int getRelativeWordEndIndex ()
Returns the relative word (exclusive) index of the end of the selection.
| Returns | |
|---|---|
int | 
        |
getRelativeWordStartIndex
public int getRelativeWordStartIndex ()
Returns the relative word index of the start of the selection.
| Returns | |
|---|---|
int | 
        |
writeToParcel
public void writeToParcel (Parcel dest, int flags)
Flatten this object in to a Parcel.
| Parameters | |
|---|---|
dest | 
        
          Parcel: The Parcel in which the object should be written.
 This value cannot be null. | 
      
flags | 
        
          int: Additional flags about how the object should be written.
 May be 0 or Parcelable.PARCELABLE_WRITE_RETURN_VALUE.
 Value is either 0 or a combination of Parcelable.PARCELABLE_WRITE_RETURN_VALUE, and android.os.Parcelable.PARCELABLE_ELIDE_DUPLICATES | 
      
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Last updated 2025-02-10 UTC.