PictureSelection class

图片选择组件

Inheritance
Available Extensions

Constructors

PictureSelection({Key? key, int columnCount = 3, int maxCount = 9, double? mainAxisSpacing, double? crossAxisSpacing, EdgeInsets? padding, PictureSelectionRemoveFile? removed, PictureSelectionController? controller, ImageItemRender? itemBuilder, MenusBuilder? menusBuilder, PlaceholderBuilder? placeholderBuilder, bool multipleChoice = false, VoidCallback? addIconOnTap, List<PictureSelectionItemModel>? initUrls, bool enableImagePreview = true, CustomRenderBody? customRender, PictureSelectionI18nConfig i18nConfig = const PictureSelectionI18nConfig(), ValueChanged<List<PictureSelectionItemModel>>? onChange})
const

Properties

addIconOnTap → VoidCallback?
弹出菜单回调
final
columnCount → int
一行展示多少张图片
final
controller → PictureSelectionController?
组件的控制器
final
crossAxisSpacing → double?
每张图片之间的间距 (竖向)
final
customRender → CustomRenderBody?
自定义渲染层
final
enableImagePreview → bool
开启图片预览
final
hashCode → int
The hash code for this object.
no setterinherited
i18nConfig → PictureSelectionI18nConfig
多语言配置
final
initUrls → List<PictureSelectionItemModel>?
初始化图片列表
final
itemBuilder → ImageItemRender?
自定义图片布局
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
mainAxisSpacing → double?
每张图片之间的间距 (横向)
final
maxCount → int
最多可以选择几张图片
final
自定义弹出菜单布局
final
multipleChoice → bool
是否允许多选
final
onChange → ValueChanged<List<PictureSelectionItemModel>>?
列表发生变化回调
final
padding → EdgeInsets?
组件的边距
final
placeholderBuilder → PlaceholderBuilder?
自定义占位小部件
final
removed → PictureSelectionRemoveFile?
删除某个图片回调 如果添加了这个参数,组件将不会执行默认的删除函数
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → State<PictureSelection>
Creates the mutable state for this widget at a given location in the tree.
override
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}) → 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