SearchController class
A controller to manage a search view created by SearchAnchor.
A SearchController is used to control a menu after it has been created, with methods such as openView and closeView. It can also control the text in the input field.
See also:
- SearchAnchor, a widget that defines a region that opens a search view.
- TextEditingController, A controller for an editable text field.
- Inheritance
-
- Object
- ChangeNotifier
- ValueNotifier<
TextEditingValue> - TextEditingController
- SearchController
Constructors
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- hasListeners → bool
-
Whether any listeners are currently registered.
no setterinherited
- isAttached → bool
-
Whether this controller has associated search anchor.
no setter
- isOpen → bool
-
Whether or not the associated search view is currently open.
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- selection ↔ TextSelection
-
The currently selected text.
getter/setter pairinherited
- text ↔ String
-
The current string the user is editing.
getter/setter pairinherited
- value ↔ TextEditingValue
-
The current value stored in this notifier.
getter/setter pairinherited
Methods
-
addListener(
VoidCallback listener) → void -
Register a closure to be called when the object changes.
inherited
-
buildTextSpan(
{required BuildContext context, TextStyle? style, required bool withComposing}) → TextSpan -
Builds TextSpan from current editing value.
inherited
-
clear(
) → void -
Set the value to empty.
inherited
-
clearComposing(
) → void -
Set the composing region to an empty range.
inherited
-
closeView(
String? selectedText) → void - Close the search view that this search controller is associated with.
-
dispose(
) → void -
Discards any resources used by the object. After this is called, the
object is not in a usable state and should be discarded (calls to
addListener will throw after the object is disposed).
inherited
-
isSelectionWithinTextBounds(
TextSelection selection) → bool -
Check that the
selectionis inside of the bounds of text.inherited -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyListeners(
) → void -
Call all the registered listeners.
inherited
-
openView(
) → void - Opens the search view that this controller is associated with.
-
removeListener(
VoidCallback listener) → void -
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited