MessageBar class Null safety

Normal Message bar with more actions

following attributes can be modified

BOOLEANS

replying is additional reply widget top of the message bar

STRINGS

replyingTo is a string to tag the replying message

WIDGETS

actions are the additional leading action buttons like camera and file select

COLORS

replyWidgetColor is reply widget color replyIconColor is the reply icon color on the left side of reply widget replyCloseColor is the close icon color on the right side of the reply widget messageBarColor is the color of the message bar sendButtonColor is the color of the send button

METHODS

onTextChanged is function which triggers after text every text change onSend is send button action onTapCloseReply is close button action of the close button on the reply widget usually change replying attribute to false

Inheritance

Constructors

MessageBar({bool replying = false, String replyingTo = "", List<Widget> actions = const [], Color replyWidgetColor = const Color(0xffF4F4F5), Color replyIconColor = Colors.blue, Color replyCloseColor = Colors.black12, Color messageBarColor = const Color(0xffF4F4F5), Color sendButtonColor = Colors.blue, void onTextChanged(String)?, void onSend(String)?, void onTapCloseReply()?})
MessageBar constructor

Properties

actions List<Widget>
final
hashCode int
The hash code for this object.
@nonVirtualread-onlyinherited
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
messageBarColor Color
final
onSend → (void Function?(String)?)
final
onTapCloseReply → (void Function?()?)
final
onTextChanged → (void Function?(String)?)
final
replyCloseColor Color
final
replyIconColor Color
final
replying bool
final
replyingTo String
final
replyWidgetColor Color
final
runtimeType Type
A representation of the runtime type of the object.
read-onlyinherited
sendButtonColor Color
final

Methods

build(BuildContext context) Widget
MessageBar builder method
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.
@protectedinherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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.
@nonVirtualinherited