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();
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 | |
---|---|
public int getRelativeSuggestedWordEndIndex ()
Returns the relative word (exclusive) index of the end of the smart selection.
Returns | |
---|---|
int |
public int getRelativeSuggestedWordStartIndex ()
Returns the relative word index of the start of the smart selection.
Returns | |
---|---|
int |
public int getRelativeWordEndIndex ()
Returns the relative word (exclusive) index of the end of the selection.
Returns | |
---|---|
int |
public int getRelativeWordStartIndex ()
Returns the relative word index of the start of the selection.
Returns | |
---|---|
int |
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. |
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 |