BackButtonBehavior enum

此枚举会决定Toast对于物理返回键的处理方式

Constants

close → const BackButtonBehavior

拦截此次点击事件,并把Toast关闭

const BackButtonBehavior(2)
ignore → const BackButtonBehavior

拦截此次点击事件

const BackButtonBehavior(1)
none → const BackButtonBehavior

不做任何处理

const BackButtonBehavior(0)
values → const List<BackButtonBehavior>

A constant List of the values in this enum, in order of their declaration.

const List<BackButtonBehavior>

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
index int

The integer index of this enum.

final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
A string representation of this object. [...]
override

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited