控制权交给H5端

1、处理导航栏可能不存在的情况
2、解决了刷新多次的问题

galaxy/galaxy/Classes/Modules/InteractionH5(与H5交互)/YHH5WebViewVC.swift

@@ -639,11 +639,11 @@ extension YHH5WebViewVC {
         if tag.contains("1") {
             //隐藏
             isHideNavigationBar = true
-            supportFullScreenSyn("1")//强制通屏
+//            supportFullScreenSyn("1")//强制通屏
         } else {
             //不隐藏
             isHideNavigationBar = false
-            supportFullScreenSyn("1")
+//            supportFullScreenSyn("1")
         }
         gk_navigationBar.isHidden = isHideNavigationBar
     }
@@ -769,6 +769,9 @@ extension YHH5WebViewVC {
 extension YHH5WebViewVC : UIScrollViewDelegate {
     func scrollViewDidScroll(_ scrollView: UIScrollView) {
         if isFullScreenFlag,scrollView == webview.scrollView {
+            
+            printLog("srollView 滚动事件")
+            
             if scrollView.contentOffset.y > 0 {
                 var alpha =  scrollView.contentOffset.y / (k_Height_NavigationtBarAndStatuBar)
                 if alpha > 1.0 {