MouseTrackerCursorMixin mixin Null safety
A mixin for BaseMouseTracker that sets the mouse pointer's cursors on device update.
See also:
- MouseTracker, which uses this mixin.
- Superclass Constraints
- Implemented by
Constructors
Properties
- mouseIsConnected → bool
-
Whether or not at least one mouse is connected and has produced events.
read-only, inherited
- hasListeners → bool
-
Whether any listeners are currently registered. [...]
@protected, read-only, inherited
- hashCode → int
-
The hash code for this object. [...]
read-only, inherited
- runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
Methods
-
debugDeviceActiveCursor(
int device) → MouseCursor? - Returns the active mouse cursor of a device. [...]
-
handleDeviceUpdate(
MouseTrackerUpdateDetails details) → void -
A callback that is called on the update of a device. [...]
@protected, override
-
updateWithEvent(
PointerEvent event, ValueGetter< HitTestResult> getResult) → void -
Trigger a device update with a new event and its corresponding hit test
result. [...]
inherited
-
updateAllDevices(
MouseDetectorAnnotationFinder hitTest) → void -
Trigger a device update for all detected devices. [...]
inherited
-
addListener(
VoidCallback listener) → void -
Register a closure to be called when the object changes. [...]
inherited
-
removeListener(
VoidCallback listener) → void -
Remove a previously registered closure from the list of closures that are
notified when the object changes. [...]
inherited
-
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 and removeListener will throw after the object is
disposed). [...]
@mustCallSuper, inherited
-
notifyListeners(
) → void -
Call all the registered listeners. [...]
@protected, @visibleForTesting, inherited
-
toString(
) → String -
A string representation of this object. [...]
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed. [...]
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator. [...]
inherited