talksik/stream-chat-flutter
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minor changes

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Signed-off-by: Sahil Kumar <[email protected]>
This commit is contained in:
Sahil Kumar
2020-12-03 15:46:58 +05:30
parent 4373888ae6
commit f367e6b7a8
1 changed files with 4 additions and 4 deletions
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lib/src/message_list_view.dart
+4 -4
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@@ -164,7 +164,7 @@ class _MessageListViewState extends State<MessageListView> {
Function _onThreadTap; Function _onThreadTap;
bool _showScrollToBottom = false; bool _showScrollToBottom = false;
ItemPositionsListener _itemPositionListener; ItemPositionsListener _itemPositionListener;
int messageListLength; int _messageListLength;
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
@@ -207,9 +207,9 @@ class _MessageListViewState extends State<MessageListView> {
final newMessagesListLength = messages.length; final newMessagesListLength = messages.length;
if (_itemPositionListener.itemPositions.value?.isNotEmpty == true && if (_itemPositionListener.itemPositions.value?.isNotEmpty == true &&
messageListLength != null) { _messageListLength != null) {
final first = _itemPositionListener.itemPositions.value.first; final first = _itemPositionListener.itemPositions.value.first;
final diff = newMessagesListLength - messageListLength; final diff = newMessagesListLength - _messageListLength;
if (diff > 0) { if (diff > 0) {
_scrollController.jumpTo( _scrollController.jumpTo(
index: first.index + diff, index: first.index + diff,
@@ -218,7 +218,7 @@ class _MessageListViewState extends State<MessageListView> {
} }
} }
messageListLength = newMessagesListLength; _messageListLength = newMessagesListLength;
return Stack( return Stack(
alignment: Alignment.center, alignment: Alignment.center,