iOS: Optimize iOS tableview batch update
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@ -219,11 +219,44 @@ - (void)blendView:(UITableView *)view forPropName:(NSString *)name propValue:(id
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- (void)blend:(NSDictionary *)props {
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self.needReload = false;
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NSUInteger oldItemCount = self.itemCount;
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BOOL oldLoadMore = self.loadMore;
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[super blend:props];
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if (self.needReload) {
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dispatch_async(dispatch_get_main_queue(), ^{
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self.rowCount = self.itemCount + (self.loadMore ? 1 : 0);
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[self.view reloadData];
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if (self.itemViewIds.count != 0 && self.itemCount > oldItemCount && oldItemCount > 0){
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NSMutableArray *indexPaths = [[NSMutableArray alloc] init];
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for (NSUInteger l = oldItemCount; l < self.itemCount; l++) {
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NSIndexPath *p = [NSIndexPath indexPathForRow:l inSection:0];
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[indexPaths addObject:p];
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}
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if (@available(iOS 11.0, *)) {
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[self.view performBatchUpdates:^{
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@try {
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if (oldLoadMore != self.loadMore){
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if (self.loadMore) {
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[self.view insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationNone];
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[self.view insertRowsAtIndexPaths:@[[NSIndexPath indexPathForRow:self.itemCount inSection:0]] withRowAnimation:UITableViewRowAnimationNone];
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}else {
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[self.view deleteRowsAtIndexPaths:@[[NSIndexPath indexPathForRow:oldItemCount inSection:0]] withRowAnimation:UITableViewRowAnimationNone];
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[self.view insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationNone];
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}
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}else {
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[self.view insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationNone];
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}
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} @catch (NSException *exception) {
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[self.view reloadData];
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}
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} completion:nil];
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} else {
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[self.view reloadData];
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}
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}else {
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[self.view reloadData];
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}
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if (self.view.height == 0 && self.view.doricLayout.heightSpec == DoricLayoutFit) {
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DoricSuperNode *node = self.superNode;
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while (node.superNode != nil) {
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