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fix: 部分代码添加 mounted

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This commit is contained in:
ryan
2019-02-02 23:57:18 +08:00
parent 57a253e508
commit 3238c3b67f
17 changed files with 164 additions and 112 deletions
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8
lib/widgets/elements/Form/Button/DropdownButton/demo.dart
View File

@ -124,9 +124,11 @@ class DropdownButtonCustom extends StatelessWidget {
value: selectItemValue,
//下拉菜单item点击之后的回调
onChanged: (T){
parent.setState((){
selectItemValue = T;
});
if (parent.mounted) {
parent.setState(() {
selectItemValue = T;
});
}
},
//设置阴影的高度
elevation: 24,

8
lib/widgets/elements/Form/Button/FloatingActionButton/index.dart
View File

@ -50,9 +50,11 @@ class _DemoState extends State<Demo> {
String buttonShapeType = 'border'; // 边框类型
void setButtonShapeType(){
String _buttonShapeType = (buttonShapeType == 'border') ? 'radius' : 'border';
this.setState((){
buttonShapeType = _buttonShapeType;
});
if(mounted) {
this.setState(() {
buttonShapeType = _buttonShapeType;
});
}
}
@override
Widget build(BuildContext context) {

8
lib/widgets/elements/Form/Button/IconButton/index.dart
View File

@ -45,9 +45,11 @@ class _DemoState extends State<Demo> {
String buttonShapeType = 'border'; // 边框类型
void setButtonShapeType(){
String _buttonShapeType = (buttonShapeType == 'border') ? 'radius' : 'border';
this.setState((){
buttonShapeType = _buttonShapeType;
});
if(mounted) {
this.setState(() {
buttonShapeType = _buttonShapeType;
});
}
}
@override
Widget build(BuildContext context) {

8
lib/widgets/elements/Form/Button/OutlineButton/index.dart
View File

@ -54,9 +54,11 @@ class _DemoState extends State<Demo> {
String buttonShapeType = 'border'; // 边框类型
void setButtonShapeType(){
String _buttonShapeType = (buttonShapeType == 'border') ? 'radius' : 'border';
this.setState((){
buttonShapeType = _buttonShapeType;
});
if (mounted) {
this.setState(() {
buttonShapeType = _buttonShapeType;
});
}
}
@override
Widget build(BuildContext context) {

8
lib/widgets/elements/Form/Button/RaisedButton/index.dart
View File

@ -53,9 +53,11 @@ class _DemoState extends State<Demo> {
String buttonShapeType = 'border'; // 边框类型
void setButtonShapeType(){
String _buttonShapeType = (buttonShapeType == 'border') ? 'radius' : 'border';
this.setState((){
buttonShapeType = _buttonShapeType;
});
if(mounted) {
this.setState(() {
buttonShapeType = _buttonShapeType;
});
}
}
@override
Widget build(BuildContext context) {

8
lib/widgets/elements/Form/Button/RawMaterialButton/index.dart
View File

@ -43,9 +43,11 @@ class _DemoState extends State<Demo> {
String buttonShapeType = 'border'; // 边框类型
void setButtonShapeType(){
//String _buttonShapeType = (buttonShapeType == 'border') ? 'radius' : 'border';
this.setState((){
//buttonShapeType = _buttonShapeType;
});
if( mounted ) {
this.setState(() {
//buttonShapeType = _buttonShapeType;
});
}
}
@override
Widget build(BuildContext context) {

16
lib/widgets/elements/Form/CheckBox/Checkbox/demo.dart
View File

@ -30,9 +30,11 @@ class _CheckboxDefault extends State {
tristate:false,
value: isChecked,
onChanged: (bool bol) {
setState((){
isChecked = bol;
});
if(mounted) {
setState(() {
isChecked = bol;
});
}
}
);
}
@ -58,9 +60,11 @@ class CheckboxSelect extends StatelessWidget {
tristate:false,
value: parent.selectValue == this.index,
onChanged: (bool bol) {
parent.setState((){
parent.selectValue = bol ? this.index : -1;
});
if(parent.mounted) {
parent.setState(() {
parent.selectValue = bol ? this.index : -1;
});
}
}
);
}

12
lib/widgets/elements/Form/CheckBox/CheckboxListTile/demo.dart
View File

@ -25,7 +25,9 @@ class _CheckboxListTileStateDefault extends State {
for (var i = 0; i < isChecks.length; i++) {
isChecks[i] = value;
}
setState(() => _value = value);
if(mounted) {
setState(() => _value = value);
}
}
bool isCheck=false;
List<bool> isChecks=[false,false,false,false];
@ -55,9 +57,11 @@ class _CheckboxListTileStateDefault extends State {
activeColor: _value ? Colors.red : Colors.green,
controlAffinity: ListTileControlAffinity.platform,
onChanged: (bool){
setState(() {
isChecks[0]=bool;
});
if(mounted) {
setState(() {
isChecks[0] = bool;
});
}
}),
),
Center(