AssetPickerViewerProvider<A> class

ChangeNotifier for assets picker viewer. 资源选择查看器的 provider model.

Inheritance

Constructors

AssetPickerViewerProvider(List<A>? assets, {int maxAssets = defaultMaxAssetsCount}): Copy selected assets for editing when constructing. 构造时深拷贝已选择的资源集合，用于后续编辑。

currentlySelectedAssets ↔ List<A>: getter/setter pair
hashCode → int: The hash code for this object.
no setterinherited
hasListeners → bool: Whether any listeners are currently registered.
no setterinherited
isSelectedNotEmpty → bool: 选中资源是否为空
no setter
maxAssets → int: Maximum count for asset selection. 资源选择的最大数量
final
runtimeType → Type: A representation of the runtime type of the object.
no setterinherited

addListener(VoidCallback listener) → void: Register a closure to be called 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 will throw after the object is disposed).
inherited
noSuchMethod(Invocation invocation) → dynamic: Invoked when a nonexistent method or property is accessed.
inherited
notifyListeners() → void: Call all the registered listeners.
inherited
removeListener(VoidCallback listener) → void: Remove a previously registered closure from the list of closures that are notified when the object changes.
inherited
selectAsset(A item) → void: Select asset. 选中资源
selectAssetEntity(A entity) → void
toString() → String: A string representation of this object.
inherited
unSelectAsset(A item) → void: Un-select asset. 取消选中资源
unselectAssetEntity(A entity) → void