fixed:页面内容滚动后，H5模式的actionsheet位置不正确的bug

dist/css/mui.css

@@ -3388,6 +3388,10 @@ select:focus
 {
     display: none;
 }
+.mui-popover.mui-popover-action.mui-popover-bottom
+{
+    position: fixed;
+}
 .mui-popover.mui-popover-action.mui-active
 {
     -webkit-transform: translate3d(0, 0, 0);

dist/js/mui.js

@@ -5158,15 +5158,18 @@ var mui = (function(document, undefined) {
 		if (!popover || !anchor) {
 			return;
 		}
+		
+		if (isActionSheet) { //actionsheet
+			setStyle(popover, 'block')
+			return;
+		}
+
 		var wWidth = window.innerWidth;
 		var wHeight = window.innerHeight;
 
 		var pWidth = popover.offsetWidth;
 		var pHeight = popover.offsetHeight;
-		if (isActionSheet) { //actionsheet
-			setStyle(popover, 'block', (wHeight - pHeight + window.pageYOffset), (wWidth - pWidth) / 2)
-			return;
-		}
+
 		var aWidth = anchor.offsetWidth;
 		var aHeight = anchor.offsetHeight;
 		var offset = $.offset(anchor);

examples/hello-mui/css/mui.css

@@ -3388,6 +3388,10 @@ select:focus
 {
     display: none;
 }
+.mui-popover.mui-popover-action.mui-popover-bottom
+{
+    position: fixed;
+}
 .mui-popover.mui-popover-action.mui-active
 {
     -webkit-transform: translate3d(0, 0, 0);

examples/hello-mui/js/mui.js

@@ -5158,15 +5158,18 @@ var mui = (function(document, undefined) {
 		if (!popover || !anchor) {
 			return;
 		}
+		
+		if (isActionSheet) { //actionsheet
+			setStyle(popover, 'block')
+			return;
+		}
+
 		var wWidth = window.innerWidth;
 		var wHeight = window.innerHeight;
 
 		var pWidth = popover.offsetWidth;
 		var pHeight = popover.offsetHeight;
-		if (isActionSheet) { //actionsheet
-			setStyle(popover, 'block', (wHeight - pHeight + window.pageYOffset), (wWidth - pWidth) / 2)
-			return;
-		}
+
 		var aWidth = anchor.offsetWidth;
 		var aHeight = anchor.offsetHeight;
 		var offset = $.offset(anchor);

js/popovers.js

@@ -166,15 +166,18 @@
 		if (!popover || !anchor) {
 			return;
 		}
+		
+		if (isActionSheet) { //actionsheet
+			setStyle(popover, 'block')
+			return;
+		}
+
 		var wWidth = window.innerWidth;
 		var wHeight = window.innerHeight;
 
 		var pWidth = popover.offsetWidth;
 		var pHeight = popover.offsetHeight;
-		if (isActionSheet) { //actionsheet
-			setStyle(popover, 'block', (wHeight - pHeight + window.pageYOffset), (wWidth - pWidth) / 2)
-			return;
-		}
+
 		var aWidth = anchor.offsetWidth;
 		var aHeight = anchor.offsetHeight;
 		var offset = $.offset(anchor);

sass/popovers.scss

@@ -61,6 +61,11 @@
         .#{$namespace}popover-arrow{
             display: none;
         }
+
+        &.#{$namespace}popover-bottom{
+            position: fixed;
+        }
+
         // Active modal
         &.#{$namespace}active {
             @include transform(translate3d(0, 0, 0));