Merge pull request 'xbx' (#50) from xbx into master

Reviewed-on: http://git.luyuan.tk/luyuan/demingshangjia/pulls/50

pages/release/tosign.vue

@@ -142,6 +142,7 @@
 					}
 					this.$u.route({
 						url:"/pages/release/zhibo",
+						type:"redirectTo",
 						params:{
 							url:res.data.url.replace("&","*"),
 							id:res.data.chat_id,

pages/release/zhibo.nvue

@@ -419,10 +419,18 @@
             },500)
             
         },
-        
+        onBackPress(options) {  
+            if (options.from === 'navigateBack' || !this.zhibo) {  
+                return false;  
+            }  
+            this.closes();  
+            return true;  
+        }, 
         onLoad(a){
 		    console.log(getApp().globalData.im)
-
+            uni.setKeepScreenOn({
+                keepScreenOn: true
+            });
             this.url = a.url.replace("*","&")
             let that = this
             const token = uni.getStorageSync('token');