feat: add an extra callback prop called onNodeExpanded to get response from user action

Author: junocs

src/Nodes.js

@@ -236,6 +236,7 @@ export class JSONNestedNode extends React.PureComponent {
     shouldExpandNode: PropTypes.func,
     sortObjectKeys: PropTypes.oneOfType([PropTypes.func, PropTypes.bool]),
     styling: PropTypes.func.isRequired,
+    onNodeExpanded: PropTypes.func,
   }
 
   static defaultProps = {
@@ -260,7 +261,14 @@ export class JSONNestedNode extends React.PureComponent {
     }
   }
 
-  handlePress = () => this.setState({ expanded: !this.state.expanded })
+  handlePress = () => {
+    const { onNodeExpanded, keyPath, data, level } = this.props
+    const { expanded } = this.state
+    this.setState({ expanded: !expanded })
+    if (onNodeExpanded) {
+      onNodeExpanded(!expanded, keyPath, data, level)
+    }
+  }
 
   render() {
     const {

src/types/index.d.ts

@@ -22,6 +22,7 @@ declare module 'react-native-json-tree' {
     postprocessValue?: (value: Renderable) => any;
     sortObjectKeys?: boolean | ((a: Renderable, b: Renderable) => number);
     shouldExpandNode?: (_keyName: any, _data: any, level: number) => boolean;
+    onNodeExpanded?: (expanded: boolean, keyPath: any, data: any, level: number) => void;
     theme?: Theme;
     valueRenderer?: (value: Renderable | undefined) => ReactNode;
   }