First version working

Author: fjmorant

.npmignore

@@ -0,0 +1,3 @@
+example
+
+node_modules

NodeView.js

@@ -0,0 +1,38 @@
+/* @flow */
+
+import React from 'react'
+import {TouchableOpacity, View} from 'react-native'
+
+const NodeView = ({
+  getChildren,
+  node,
+  renderNode,
+  renderChildrenNode,
+  onLayout,
+  onNodePressed,
+}: {
+  getChildren: Function,
+  node: any,
+  nodeStyle?: any,
+  onLayout?: Function,
+  onNodePressed: Function,
+  renderNode: Function,
+  renderChildrenNode: Function,
+}) => {
+  const children = getChildren(node)
+
+  return (
+    <View onLayout={onLayout}>
+      <TouchableOpacity onPress={() => onNodePressed(node)}>
+        {renderNode()}
+      </TouchableOpacity>
+      {node.opened && children
+        ? <View>
+            {children.map(renderChildrenNode)}
+          </View>
+        : null}
+    </View>
+  )
+}
+
+export default NodeView

example/.babelrc

@@ -0,0 +1,3 @@
+{
+    "presets": ["react-native"]
+}

example/.buckconfig

@@ -0,0 +1,6 @@
+
+[android]
+  target = Google Inc.:Google APIs:23
+
+[maven_repositories]
+  central = https://repo1.maven.org/maven2

example/.flowconfig

@@ -0,0 +1,45 @@
+[ignore]
+; We fork some components by platform
+.*/*[.]android.js
+
+; Ignore "BUCK" generated dirs
+<PROJECT_ROOT>/\.buckd/
+
+; Ignore unexpected extra "@providesModule"
+.*/node_modules/.*/node_modules/fbjs/.*
+
+; Ignore duplicate module providers
+; For RN Apps installed via npm, "Libraries" folder is inside
+; "node_modules/react-native" but in the source repo it is in the root
+.*/Libraries/react-native/React.js
+.*/Libraries/react-native/ReactNative.js
+
+[include]
+
+[libs]
+node_modules/react-native/Libraries/react-native/react-native-interface.js
+node_modules/react-native/flow
+flow/
+
+[options]
+emoji=true
+
+module.system=haste
+
+munge_underscores=true
+
+module.name_mapper='^[./a-zA-Z0-9$_-]+\.\(bmp\|gif\|jpg\|jpeg\|png\|psd\|svg\|webp\|m4v\|mov\|mp4\|mpeg\|mpg\|webm\|aac\|aiff\|caf\|m4a\|mp3\|wav\|html\|pdf\)$' -> 'RelativeImageStub'
+
+suppress_type=$FlowIssue
+suppress_type=$FlowFixMe
+suppress_type=$FixMe
+
+suppress_comment=\\(.\\|\n\\)*\\$FlowFixMe\\($\\|[^(]\\|(\\(>=0\\.\\(4[0-9]\\|[1-3][0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)
+suppress_comment=\\(.\\|\n\\)*\\$FlowIssue\\((\\(>=0\\.\\(4[0-9]\\|[1-3][0-9]\\|[0-9]\\).[0-9]\\)? *\\(site=[a-z,_]*react_native[a-z,_]*\\)?)\\)?:? #[0-9]+
+suppress_comment=\\(.\\|\n\\)*\\$FlowFixedInNextDeploy
+suppress_comment=\\(.\\|\n\\)*\\$FlowExpectedError
+
+unsafe.enable_getters_and_setters=true
+
+[version]
+^0.49.1

example/.gitattributes

@@ -0,0 +1 @@
+*.pbxproj -text

example/.gitignore

@@ -0,0 +1,53 @@
+# OSX
+#
+.DS_Store
+
+# Xcode
+#
+build/
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata
+*.xccheckout
+*.moved-aside
+DerivedData
+*.hmap
+*.ipa
+*.xcuserstate
+project.xcworkspace
+
+# Android/IntelliJ
+#
+build/
+.idea
+.gradle
+local.properties
+*.iml
+
+# node.js
+#
+node_modules/
+npm-debug.log
+yarn-error.log
+
+# BUCK
+buck-out/
+\.buckd/
+*.keystore
+
+# fastlane
+#
+# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
+# screenshots whenever they are needed.
+# For more information about the recommended setup visit:
+# https://github.com/fastlane/fastlane/blob/master/fastlane/docs/Gitignore.md
+
+fastlane/report.xml
+fastlane/Preview.html
+fastlane/screenshots

example/.watchmanconfig

@@ -0,0 +1 @@
+{}

example/ExampleApp.js

@@ -0,0 +1,84 @@
+/* @flow */
+
+import React from 'react'
+import {StyleSheet, Text, View} from 'react-native'
+import NestedListView from './nestedListView'
+
+const styles = StyleSheet.create({})
+
+const generateXNumItems = (numItems, prefix) => {
+  const items = []
+
+  for (i = 0; i < numItems; i++) {
+    items.push({
+      name: `${prefix}.${i}`,
+    })
+  }
+
+  return items
+}
+
+const data = [
+  {
+    name: 'Item level 1.1',
+    items: generateXNumItems(100, 'Item level 1.1')    
+  },
+  {
+    name: 'Item level 1.2',
+    items: [
+      {
+        name: 'Item level 1.2.1',
+      },
+      {
+        name: 'Item level 1.2.2',
+        children: generateXNumItems(1000, 'Item level 1.2.2')
+      },
+    ],
+  },
+  {
+    name: 'Item level 1.3',
+    items: generateXNumItems(1000, 'Item level 1.3'),
+  },
+]
+
+export default class ExampleApp extends React.Component {
+  nestedListView: any
+
+  renderNode = (node: Object, level: string) => {
+    const paddingLeft = (level + 1) * 10
+    return (
+      <View style={{flex: 1, padding: 10, paddingLeft, borderWidth: 1, borderColor: 'rgb(0, 0, 0)'}}>
+        <Text>{node.name}</Text>
+      </View>
+    )
+  }
+
+  onNodePressed = (node: any) => {
+    // alert(JSON.stringify(node))
+  }
+
+  getChildrenName = (node: Object) => {
+    if(node.name === 'Item level 1.2.2') {
+      return 'children'
+    }
+
+    return 'items'
+  }
+
+  render = () => {
+    return (
+      <View style={{flex: 1, backgroundColor: 'rgb(255, 255, 255)', padding: 10}}>
+        <NestedListView
+          data={data}
+          getChildrenName={this.getChildrenName}
+          onNodePressed={this.onNodePressed}
+          ref={ref => {
+            this.nestedListView = ref
+          }}
+          renderNode={this.renderNode}
+          style={{padding: 10}}
+        />
+      </View>
+    )
+  }
+}

example/__tests__/index.android.js

@@ -0,0 +1,12 @@
+import 'react-native';
+import React from 'react';
+import Index from '../index.android.js';
+
+// Note: test renderer must be required after react-native.
+import renderer from 'react-test-renderer';
+
+it('renders correctly', () => {
+  const tree = renderer.create(
+    <Index />
+  );
+});