[iOS] Add "isDragging" property to scroll event of a list component.

* feature: Add "isDragging" property to scroll event of a list component. * doc pr: apache/incubator-weex-site#361
apache · Mar 28, 2019 · bb1a2ec · bb1a2ec
1 parent 36dce32
commit bb1a2ec
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/ios/sdk/WeexSDK/Sources/Component/WXScrollerComponent.mm b/ios/sdk/WeexSDK/Sources/Component/WXScrollerComponent.mm
@@ -718,12 +718,13 @@ - (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView
                                           @"height":@(scrollView.contentSize.height / scaleFactor)};
         NSDictionary *contentOffsetData = @{@"x":@(-scrollView.contentOffset.x / scaleFactor),
                                             @"y":@(-scrollView.contentOffset.y / scaleFactor)};
+        NSDictionary *params = @{@"contentSize":contentSizeData, @"contentOffset":contentOffsetData, @"isDragging":@(scrollView.isDragging)};
 
         if (_scrollStartEvent) {
-            [self fireEvent:@"scrollstart" params:@{@"contentSize":contentSizeData, @"contentOffset":contentOffsetData} domChanges:nil];
+            [self fireEvent:@"scrollstart" params:params domChanges:nil];
         }
         if (_scrollEventListener) {
-            _scrollEventListener(self, @"scrollstart", @{@"contentSize":contentSizeData, @"contentOffset":contentOffsetData});
+            _scrollEventListener(self, @"scrollstart", params);
         }
     }