同城页面

src/components/Footer.vue

@@ -18,7 +18,6 @@
     <div class="l-button" @click="tab(4)"><span :class="{active:currentTab===4}">消息</span></div>
     <div class="l-button" @click="tab(5)"><span :class="{active:currentTab===5}">我</span></div>
   </div>
-
 </template>
 
 <script>

src/pages/home/Attention.vue

@@ -4,6 +4,16 @@
       <span @click="$nav('/country-choose')">双流</span>
       <div class="arrow"></div>
     </header>
+    <div class="scroll-wrapper"
+         ref="scroll-wrapper"
+         @touchstart="start"
+         @touchmove="move"
+         @touchend="end"
+         @scroll="scroll"
+    >
+      <div class="header" ref="header">
+        <Loading :isFullScreen="false"></Loading>
+      </div>
       <div class="ad" v-if="false">
         <div class="title">超值卖场 次日达</div>
         <div class="good-ctn">
@@ -45,7 +55,7 @@
           </div>
         </div>
       </div>
-    <div class="content">
+      <div ref="content" class="content">
         <div class="left">
           <div class="item" v-for="item in left">
             <template v-if="item.type === 0">
@@ -162,6 +172,7 @@
           </div>
         </div>
       </div>
+    </div>
     <Footer v-bind:init-tab="2" style="position: fixed;"/>
   </div>
 </template>
@@ -170,11 +181,13 @@
 
 //TODO 还差个点击，返回后，定位到当前item最高点
 import Footer from '../../components/Footer.vue';
+import Loading from "../../components/Loading";
 
 export default {
   name: "Attention",
   components: {
-    Footer
+    Footer,
+    Loading
   },
   data() {
     return {
@@ -187,7 +200,9 @@ export default {
         AD: 1,
         RANKING_LIST: 2,
         LIVE: 3,
-      }
+      },
+      isTop: false,
+      startLocationY: 0
     }
   },
   created() {
@@ -205,7 +220,13 @@ export default {
         return i % 2 !== 0
 
       })
-    }
+    },
+    bodyHeight() {
+      return this.$store.state.bodyHeight
+    },
+    bodyWidth() {
+      return this.$store.state.bodyWidth
+    },
   },
   mounted() {
     for (let i = 1; i < 12; i++) {
@@ -242,6 +263,47 @@ export default {
       this.items.push(temp)
     }
     // this.$console(this.items)
+
+  },
+  methods: {
+    start(e) {
+      let wrapper = this.$refs["scroll-wrapper"]
+      wrapper.style.transition = `none`
+      this.startLocationY = e.touches[0].pageY
+    },
+    move(e) {
+      let wrapper = this.$refs["scroll-wrapper"]
+      let header = this.$refs["header"]
+      this.isTop = wrapper.scrollTop === 0
+      console.log('scrollTop', wrapper.scrollTop)
+      let touchMoveDistance = e.touches[0].pageY - this.startLocationY
+      console.log('touchMoveDistance', touchMoveDistance)
+
+      if (this.isTop) {
+        // this.$setCss(wrapper,'tr')
+        if (touchMoveDistance > 0) {
+          let transformY = this.$getTransform(header)
+          header.style.transform = `translate3d(0,${touchMoveDistance > 40 ? 40 : touchMoveDistance}px,0)`
+          wrapper.style.transform = `translate3d(0,${touchMoveDistance > 40 ? 40 : touchMoveDistance}px,0)`
+        }else {
+          wrapper.style.transform = `translate3d(0,${touchMoveDistance < -40 ? -40 : touchMoveDistance}px,0)`
+        }
+      } else {
+        // wrapper.style.height = '100vh'
+        this.startLocationY = e.touches[0].pageY
+      }
+      console.log('isTop', this.isTop)
+    },
+    end() {
+      let wrapper = this.$refs["scroll-wrapper"]
+      // wrapper.style.transition = `all .3s`
+      // wrapper.style.transform = `translate3d(0,0,0)`
+    },
+    scroll(e) {
+      if (this.isTop) {
+        e.preventDefault();
+      }
+    }
   }
 }
 </script>
@@ -256,6 +318,26 @@ export default {
   $douyin-bg: #2e3244;
   background: $douyin-bg;
   color: #b8b9c1;
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  top: 0;
+  //overflow: auto;
+
+  .scroll-wrapper {
+    height: calc(100vh - 10rem);
+    position: relative;
+    overflow: scroll;
+
+    .header {
+      position: absolute;
+      top: -4rem;
+      left: 0;
+      width: 100%;
+      z-index: 2;
+    }
+  }
 
   header {
     font-size: 1.5rem;

src/utils/global-methods.js

@@ -260,4 +260,14 @@ export default {
       return parseInt(num / 10000) + 'w'
     }
   },
+  $getTransform(el) {
+    let transform = el.style.transform
+    if (!transform) return 0
+    // console.log('transform',transform)
+    let transformY = transform.substring(transform.indexOf('0px') + 5, transform.lastIndexOf('0px') - 4)
+    // console.log('transformY',transformY)
+    //当前的transformY
+    transformY = parseInt(transformY)
+    return transformY
+  }
 }