PageLoading class
页面或者弹窗中间的圆形加载框，左侧是可定制的加载文案content，比如：加载中、提交中等等
该组件 并不支持获取 指定时刻的动画值
页面中使用 Scaffold( appBar: BrnAppBar( title: 'Loading案例', ), body: BrnPageLoading(), )
对话框中使用 showDialog( context: context, barrierDismissible: barrierDismissible, useRootNavigator: useRootNavigator, builder: (_) { return BrnLoadingDialog(content: content); });
其他加载组件:
- LinearProgressIndicator, 线性加载组件.
- RefreshIndicator, 刷新组件。
BrnLoadingDialog, 加载对话框。
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- PageLoading
Constructors
- PageLoading({Key? key, String? content, BoxConstraints constraints = const BoxConstraints(minWidth: 130, maxWidth: 130, minHeight: 50, maxHeight: 50)})
-
const
Properties
- constraints → BoxConstraints
-
final
- content → String?
-
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
createElement(
) → StatelessElement -
Creates a StatelessElement to manage this widget's location in the tree.
inherited
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited