add support for android

Author: chrisy-lili

lib/KeyboardAwareFlatList.js

@@ -1,7 +1,9 @@
+/* @flow */
+
 import React from 'react';
 import createReactClass from 'create-react-class';
 import PropTypes from 'prop-types';
-import { FlatList } from 'react-native';
+import { FlatList, Platform } from 'react-native';
 import KeyboardAwareMixin from './KeyboardAwareMixin';
 
 const KeyboardAwareFlatList = createReactClass({
@@ -11,27 +13,51 @@ const KeyboardAwareFlatList = createReactClass({
       x: PropTypes.number,
       y: PropTypes.number,
     }),
+    onScroll: PropTypes.func,
+    enableOnAndroid: PropTypes.bool,
   },
   mixins: [KeyboardAwareMixin],
 
   componentWillMount: function () {
-    this.setViewIsInsideTabBar(this.props.viewIsInsideTabBar)
-    this.setResetScrollToCoords(this.props.resetScrollToCoords)
+    this.setViewIsInsideTabBar(!!this.props.viewIsInsideTabBar)
+    if (this.props.resetScrollToCoords) {
+      this.setResetScrollToCoords(this.props.resetScrollToCoords)
+    }
+  },
+
+  onScroll: function (e: SyntheticEvent & {nativeEvent: {contentOffset: number}}) {
+    this.handleOnScroll(e)
+    this.props.onScroll && this.props.onScroll(e)
   },
 
   render: function () {
+    const {
+      enableOnAndroid,
+      contentContainerStyle,
+    } = this.props
+
+    const {
+      keyboardSpace,
+    } = this.state
+
+    let newContentContainerStyle
+
+    if (Platform.OS === 'android' && enableOnAndroid) {
+      newContentContainerStyle = Object.assign({}, contentContainerStyle)
+      newContentContainerStyle.paddingBottom = (newContentContainerStyle.paddingBottom || 0) + keyboardSpace
+    }
+
     return (
       <FlatList
         ref='_rnkasv_keyboardView'
         keyboardDismissMode='interactive'
-        contentInset={{bottom: this.state.keyboardSpace}}
+        contentInset={{bottom: keyboardSpace}}
+        automaticallyAdjustContentInsets={false}
         showsVerticalScrollIndicator={true}
         scrollEventThrottle={0}
         {...this.props}
-        onScroll={e => {
-          this.handleOnScroll(e)
-          this.props.onScroll && this.props.onScroll(e)
-        }}
+        contentContainerStyle={newContentContainerStyle || contentContainerStyle}
+        onScroll={this.onScroll}
       />
     )
   },