hyzp_ybqx-Commit158：已修改好tsjj_content_new.dart。使用自定义 my_flutter_drag_scale 插件，完美解决Listview滚动与图片缩放拖动之间的手势冲突，不会消耗点击事件，滚动很灵敏

lib/pages/Works/HYSH/tsjj_content_new.dart

@@ -143,26 +143,45 @@ class _LoginPageState extends State<TsjjContentNew> with SingleTickerProviderSta
     } catch (e) {}
   }
 
-  // 使用 cached_network_image 插件实现网络图片缓存
+  // 使用自定义 my_flutter_drag_scale 插件，完美解决Listview滚动与图片缩放拖动之间的手势冲突，不会消耗点击事件，滚动很灵敏
-  // 使用 flutter_drag_scale 实现可缩放可拖拽双击放大的图片功能。PhotoView插件不好用，有问题
+  ScrollPhysics scrollPhysics;
+  bool bZoomedInit = true; // 图片是否为原样大小
   Widget getNetworkImage(String url) {
     return CachedNetworkImage(
       imageUrl: url,
       alignment: Alignment.topCenter,
-      imageBuilder: (context, imageProvider) => DragScaleContainer(
-          doubleTapStillScale: true, child: Image(image: imageProvider, fit: BoxFit.fill)
-          // child: Image(
-          //   image: NetworkImage(
-          //       'http://h.hiphotos.baidu.com/zhidao/wh%3D450%2C600/sign=0d023672312ac65c67506e77cec29e27/9f2f070828381f30dea167bbad014c086e06f06c.jpg'),
-          // ),
-          ),
-      // imageBuilder: (context, imageProvider) => PhotoView(
-      //   imageProvider: imageProvider,
-      // ),
-      //placeholder: (context, url) => CircularProgressIndicator(),
       placeholder: (context, url) =>
           getMoreWidget(color: Colors.black38, size: 20.0, strokeWidth: 2.0),
       errorWidget: (context, url, error) => Icon(Icons.error),
+      imageBuilder: (context, imageProvider) {
+        return DragScaleContainer(
+          doubleTapStillScale: false,
+          child: Image(image: imageProvider, fit: BoxFit.fill),
+          scaleChangedCallback: (ScaleChangedModel model) {
+            print("model.scale = ${model.scale}");
+            bZoomedInit = (1.0 == model.scale);
+            scrollPhysics = PageScrollPhysics();
+            setState(() {});
+          },
+          pointerDownCallback: () {
+            if (bZoomedInit) {
+              if (scrollPhysics != PageScrollPhysics()) {
+                scrollPhysics = PageScrollPhysics();
+                setState(() {});
+              }
+            } else {
+              if (scrollPhysics != NeverScrollableScrollPhysics()) {
+                scrollPhysics = NeverScrollableScrollPhysics();
+                setState(() {});
+              }
+            }
+          },
+          pointerUpCallback: () {
+            scrollPhysics = PageScrollPhysics();
+            setState(() {});
+          },
+        );
+      },
     );
   }
 
@@ -847,9 +866,12 @@ class _LoginPageState extends State<TsjjContentNew> with SingleTickerProviderSta
                         ),
                       )
                     : SizedBox.shrink(),
-                KeyboardAvoider(
+                ListView(
-                  autoScroll: true,
+                  // physics: NeverScrollableScrollPhysics(),  // 允许ListView滚动
-                  child: Container(
+                  // physics: null,  // 允许ListView滚动
+                  physics: scrollPhysics,
+                  children: [
+                    Container(
                       color: Color.fromRGBO(244, 244, 244, 1),
                       child: Column(
                         children: <Widget>[
@@ -874,6 +896,7 @@ class _LoginPageState extends State<TsjjContentNew> with SingleTickerProviderSta
                         ],
                       ),
                     ),
+                  ],
                 ),
                 Positioned(
                   //alignment: Alignment(0.9, 0.35),