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Release textEditingController listeners in dispose.

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This commit is contained in:
xsahil03x
2020-11-19 18:40:45 +05:30
parent 1cbb10942f
commit 822547b644
1 changed files with 34 additions and 20 deletions
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example/lib/main.dart
+34 -20
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@@ -284,22 +284,24 @@ class _NewChatScreenState extends State<NewChatScreen> {
Channel channel;
void _userNameListener() {
setState(() {
_userNameQuery = _controller.text;
_isSearchActive = _userNameQuery.isNotEmpty;
});
}
@override
void initState() {
super.initState();
channel = StreamChat.of(context).client.channel('messaging');
_controller = TextEditingController()
..addListener(() {
setState(() {
_userNameQuery = _controller.text;
_isSearchActive = _userNameQuery.isNotEmpty;
});
});
_controller = TextEditingController()..addListener(_userNameListener);
}
@override
void dispose() {
_controller?.clear();
_controller?.removeListener(_userNameListener);
_controller?.dispose();
super.dispose();
}
@@ -489,21 +491,23 @@ class _NewGroupChatScreenState extends State<NewGroupChatScreen> {
bool _isSearchActive = false;
void _userNameListener() {
setState(() {
_userNameQuery = _controller.text;
_isSearchActive = _userNameQuery.isNotEmpty;
});
}
@override
void initState() {
super.initState();
_controller = TextEditingController()
..addListener(() {
setState(() {
_userNameQuery = _controller.text;
_isSearchActive = _userNameQuery.isNotEmpty;
});
});
_controller = TextEditingController()..addListener(_userNameListener);
}
@override
void dispose() {
_controller?.clear();
_controller?.removeListener(_userNameListener);
_controller?.dispose();
super.dispose();
}
@@ -723,18 +727,28 @@ class _GroupChatDetailsScreenState extends State<GroupChatDetailsScreen> {
int get _totalUsers => _selectedUsers.length;
void _groupNameListener() {
final name = _groupNameController.text;
setState(() {
_isGroupNameEmpty = name.isEmpty;
});
}
@override
void initState() {
super.initState();
_channel = StreamChat.of(context).client.channel('messaging');
_selectedUsers.addAll(widget.selectedUsers);
_groupNameController = TextEditingController()
..addListener(() {
final name = _groupNameController.text;
setState(() {
_isGroupNameEmpty = name.isEmpty;
});
});
..addListener(_groupNameListener);
}
@override
void dispose() {
_groupNameController?.clear();
_groupNameController?.removeListener(_groupNameListener);
_groupNameController?.dispose();
super.dispose();
}
@override