Poll class
A Poll widget, similar to Twitter's.
- Inheritance
Constructors
-
Poll({Key? key, required String question, required List<
PollOption> options, required Future<void> onVoted(PollOption option), Color? backgroundColor, double borderRadius = 0, Color? color, DateTime? endDate, String finalResultsText = 'Final results', bool hasVoted = false, double height = 50, double spacing = 4.0, Timer? timer, String votesText = 'Votes'}) -
A Poll widget, similar to Twitter's.
const
Properties
- backgroundColor → Color?
-
The color used as a background for the buttons and indicators.
final
- borderRadius → double
-
The radii for each corner.
final
- color → Color?
-
The color used for the text of buttons
and foreground of indicators.
final
- endDate → DateTime?
-
An optional end date for this poll.
final
- finalResultsText → String
-
The text displaying the final results.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- hasVoted → bool
-
Determines if the user has already voted.
final
- height → double
-
The height of the buttons and indicators.
final
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
-
onVoted
→ Future<
void> Function(PollOption option) -
A callback called when an option is chosen.
final
-
options
→ List<
PollOption> -
A list of
PollOption.final - question → String
-
The question asked by this poll.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- spacing → double
-
The spacing between the buttons and indicators.
final
- timer → Timer?
-
An optional timer if you do not want to use the build in timer.
final
- votesText → String
-
The text displaying the votes.
final
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → State< Poll> -
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