[iOS] add a callback on wxsdkinstance

apache · Aug 28, 2019 · dd6a39b · dd6a39b
1 parent af7c957
commit dd6a39b
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Showing 2 changed files with 18 additions and 1 deletion.
diff --git a/ios/sdk/WeexSDK/Sources/Component/WXScrollerComponent.mm b/ios/sdk/WeexSDK/Sources/Component/WXScrollerComponent.mm
@@ -226,7 +226,11 @@ -(instancetype)initWithRef:(NSString *)ref type:(NSString *)type styles:(NSDicti
         //may be list
         if ([@"scroller" isEqualToString:type]) {
             [weexInstance.apmInstance updateDiffStats:KEY_PAGE_STATS_SCROLLER_NUM withDiffValue:1];
-        }        
+        }
+
+        if (weexInstance.instanceCallback) {
+            weexInstance.instanceCallback(weexInstance, WXScrollerComponentCreatedCallback, self);
+        }
     }
 
     return self;

diff --git a/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance.h b/ios/sdk/WeexSDK/Sources/Model/WXSDKInstance.h
@@ -151,6 +151,10 @@ typedef NS_ENUM(NSInteger, WXErrorCode) {//error.code
     FrameworkVersionErrorCode,
 };
 
+typedef enum : NSUInteger {
+    WXScrollerComponentCreatedCallback
+} WXSDKInstanceCallbackType;
+
 
 @property (nonatomic, assign) WXState state;
 
@@ -225,6 +229,15 @@ typedef NS_ENUM(NSInteger, WXErrorCode) {//error.code
  **/
 @property (nonatomic, copy) void (^onScroll)(CGPoint contentOffset);
 
+/**
+ *  The callback of the instance
+ *
+ *  When the callbackType is WXScrollerComponentCreatedCallback, the result type is WXScrollerComponent.
+ *
+ *  @return A block that takes instance, callbackType and a result.
+ **/
+@property (nonatomic, copy) void (^instanceCallback)(WXSDKInstance* instance, WXSDKInstanceCallbackType callbackType, id result);
+
 /**
  * the callback to be run repeatedly while the instance is rendering.
  *