docs(mediabox): add mediabox example

Author: 2534290808

README.md

@@ -19,7 +19,7 @@ To use this plugin, add `flutter_weui` as a [dependency in your pubspec.yaml fil
 - [`Dialog`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/dialog_example.dart)
 - [`Footer`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/footer_example.dart)
 - [`LoadMore`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/load_more_example.dart)
-- [`MediaBox`]()
+- [`MediaBox`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/media_box_example.dart)
 - [`Panel`]()
 - [`Picker`]()
 - [`Slider`]()

README_zh-CN.md

@@ -19,7 +19,7 @@
 - [`Dialog`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/dialog_example.dart)
 - [`Footer`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/footer_example.dart)
 - [`LoadMore`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/load_more_example.dart)
-- [`MediaBox`]()
+- [`MediaBox`](https://github.com/flutter-studio/flutter-weui/blob/master/example/lib/media_box_example.dart)
 - [`Panel`]()
 - [`Picker`]()
 - [`Slider`]()

example/lib/media_box_example.dart

@@ -0,0 +1,40 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_weui/flutter_weui.dart';
+
+class MediaBoxExample extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text("Cell"),
+      ),
+      body: Cells(
+        children: <Widget>[
+          MediaBox(
+            title: "Title",
+            desc: "desc",
+          ),
+          MediaBox(
+            thumb: Container(
+              width: 24,
+              height: 24,
+              color: Colors.red,
+              child: Text("A"),
+            ),
+            title: "Title",
+            desc: "desc",
+          ),
+          MediaBox(
+            title: "Title",
+            desc: "desc",
+            info: Info(children: <Widget>[
+              Meta(text: "文字来源",),
+              Meta(text: "文本来源",),
+              MetaExtra(text: "其他信息",)
+            ],),
+          )
+        ],
+      ),
+    );
+  }
+}