todo 页面高度需要计算一下

@@ -80,14 +80,18 @@ class _PoemDetailPageState extends State<PoemDetailPage> {
                       ),
                       ),
                       child: Padding(
                       child: Padding(
                         padding: const EdgeInsets.all(10.0),
                         padding: const EdgeInsets.all(10.0),
-                        child: Column(
+                        child: Flex(
+                          direction: Axis.vertical,
                           children: [
                           children: [
                             const PoemContent(
                             const PoemContent(
                               title: "题破山寺后禅院",
                               title: "题破山寺后禅院",
                               author: "常建",
                               author: "常建",
                               poemStr: poemStr,
                               poemStr: poemStr,
                             ),
                             ),
-                            const PoemUserComments(),
+                            const Expanded(
+                              flex: 1,
+                              child: PoemUserComments(),
+                            ),
                             Container(
                             Container(
                               width: double.infinity,
                               width: double.infinity,
                               alignment: Alignment.center,
                               alignment: Alignment.center,

@@ -12,47 +12,39 @@ class PoemUserComments extends StatelessWidget {
   final String? desc;
   final String? desc;
   @override
   @override
   Widget build(BuildContext context) {
   Widget build(BuildContext context) {
-    return SizedBox(
-      height: 360, //TODO 高度待定
+    return Container(
+      padding: const EdgeInsets.symmetric(vertical: 5.0, horizontal: 10.0),
       width: double.infinity,
       width: double.infinity,
-      child: Flex(
-        direction: Axis.vertical,
-        children: [
-          Container(
-            alignment: Alignment.centerLeft,
-            padding:
-                const EdgeInsets.symmetric(vertical: 5.0, horizontal: 10.0),
-            child: Text(
+      child: Column(
+        children: <Widget>[
+          ListTile(
+            title: Text(
               desc ?? "一大波用户朗读录制提交了“临境”",
               desc ?? "一大波用户朗读录制提交了“临境”",
               style: const TextStyle(color: Colors.white, fontSize: 15.0),
               style: const TextStyle(color: Colors.white, fontSize: 15.0),
             ),
             ),
           ),
           ),
-          Expanded(
-            flex: 1,
-            child: Container(
-              padding:
-                  const EdgeInsets.symmetric(vertical: 5.0, horizontal: 10.0),
-              width: double.infinity,
-              child: ListView.builder(
-                  itemBuilder: (BuildContext context, int index) {
-                return Wrap(
-                  spacing: 5.0,
-                  crossAxisAlignment: WrapCrossAlignment.center,
-                  children: const [
-                    Icon(
-                      Icons.play_circle_outline,
-                      size: 16.0,
-                      color: Colors.white,
-                    ),
-                    Text(
-                      "普通话",
-                      style: TextStyle(color: Colors.white, fontSize: 16.0),
-                    )
-                  ],
-                );
-              }),
-            ),
-          )
+          SizedBox(
+            width: double.infinity,
+            height: 200.0,
+            child:ListView.builder(
+                itemBuilder: (BuildContext context, int index) {
+                  return Wrap(
+                    spacing: 5.0,
+                    crossAxisAlignment: WrapCrossAlignment.center,
+                    children: const [
+                      Icon(
+                        Icons.play_circle_outline,
+                        size: 16.0,
+                        color: Colors.white,
+                      ),
+                      Text(
+                        "普通话",
+                        style: TextStyle(color: Colors.white, fontSize: 16.0),
+                      )
+                    ],
+                  );
+                }),
+          ),
         ],
         ],
       ),
       ),
     );
     );