* [ios] fix warning

alibaba · Jun 17, 2016 · e1d496c · e1d496c
1 parent 5eade9b
commit e1d496c
Showing 1 changed file with 6 additions and 5 deletions.
diff --git a/ios/sdk/WeexSDK/Sources/Manager/WXComponentManager.m b/ios/sdk/WeexSDK/Sources/Manager/WXComponentManager.m
@@ -152,12 +152,14 @@ - (void)createRoot:(NSDictionary *)data
     _rootCSSNode->context = (__bridge void *)(self);
     _rootCSSNode->children_count = 1;
 
+    __weak typeof(self) weakSelf = self;
     [self _addUITask:^{
+        __strong typeof(self) strongSelf = weakSelf;
         if (CGRectEqualToRect(instance.rootView.frame, CGRectZero)) {
-            CGRect newFrame = CGRectMake(WXRoundPixelValue(_rootCSSNode->layout.position[CSS_LEFT]),
-                                         WXRoundPixelValue(_rootCSSNode->layout.position[CSS_TOP]),
-                                         WXRoundPixelValue(_rootCSSNode->layout.dimensions[CSS_WIDTH]),
-                                         WXRoundPixelValue(_rootCSSNode->layout.dimensions[CSS_HEIGHT]));
+            CGRect newFrame = CGRectMake(WXRoundPixelValue(strongSelf->_rootCSSNode->layout.position[CSS_LEFT]),
+                                         WXRoundPixelValue(strongSelf->_rootCSSNode->layout.position[CSS_TOP]),
+                                         WXRoundPixelValue(strongSelf->_rootCSSNode->layout.dimensions[CSS_WIDTH]),
+                                         WXRoundPixelValue(strongSelf->_rootCSSNode->layout.dimensions[CSS_HEIGHT]));
             instance.rootView.frame = newFrame;
         }
         [instance.rootView addSubview:rootComponent.view];
@@ -372,7 +374,6 @@ - (void)createFinish
 {
     WXAssertComponentThread();
 
-    WXComponent *root = [_indexDict objectForKey:WX_SDK_ROOT_REF];
     WXSDKInstance *instance  = self.weexInstance;
     [self _addUITask:^{        
         UIView *rootView = instance.rootView;