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iOS: Optimize iOS tableview batch update

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Ten12 2023-03-23 16:22:31 +08:00 committed by osborn
parent f2cd693fa9
commit 42b42a6d05
1 changed files with 34 additions and 1 deletions
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33
doric-iOS/Pod/Classes/Shader/DoricListNode.m
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@ -219,11 +219,44 @@ - (void)blendView:(UITableView *)view forPropName:(NSString *)name propValue:(id
- (void)blend:(NSDictionary *)props { - (void)blend:(NSDictionary *)props {
self.needReload = false; self.needReload = false;
NSUInteger oldItemCount = self.itemCount;
BOOL oldLoadMore = self.loadMore;
[super blend:props]; [super blend:props];
if (self.needReload) { if (self.needReload) {
dispatch_async(dispatch_get_main_queue(), ^{ dispatch_async(dispatch_get_main_queue(), ^{
self.rowCount = self.itemCount + (self.loadMore ? 1 : 0); self.rowCount = self.itemCount + (self.loadMore ? 1 : 0);
if (self.itemViewIds.count != 0 && self.itemCount > oldItemCount && oldItemCount > 0){
NSMutableArray *indexPaths = [[NSMutableArray alloc] init];
for (NSUInteger l = oldItemCount; l < self.itemCount; l++) {
NSIndexPath *p = [NSIndexPath indexPathForRow:l inSection:0];
[indexPaths addObject:p];
}
if (@available(iOS 11.0, *)) {
[self.view performBatchUpdates:^{
@try {
if (oldLoadMore != self.loadMore){
if (self.loadMore) {
[self.view insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationNone];
[self.view insertRowsAtIndexPaths:@[[NSIndexPath indexPathForRow:self.itemCount inSection:0]] withRowAnimation:UITableViewRowAnimationNone];
}else {
[self.view deleteRowsAtIndexPaths:@[[NSIndexPath indexPathForRow:oldItemCount inSection:0]] withRowAnimation:UITableViewRowAnimationNone];
[self.view insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationNone];
}
}else {
[self.view insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationNone];
}
} @catch (NSException *exception) {
[self.view reloadData]; [self.view reloadData];
}
} completion:nil];
} else {
[self.view reloadData];
}
}else {
[self.view reloadData];
}
if (self.view.height == 0 && self.view.doricLayout.heightSpec == DoricLayoutFit) { if (self.view.height == 0 && self.view.doricLayout.heightSpec == DoricLayoutFit) {
DoricSuperNode *node = self.superNode; DoricSuperNode *node = self.superNode;
while (node.superNode != nil) { while (node.superNode != nil) {