Reconnect dialog basic css for all themes (#11733)

Change-Id: I070cca17377dc49095481012717bab8931fb375b

WebContent/VAADIN/themes/base/base.scss

@@ -17,6 +17,7 @@ $v-line-height: $line-height !default;
 @import "caption/caption.scss";
 @import "colorpicker/colorpicker.scss";
 @import "common/common.scss";
+@import "common/reconnect-dialog.scss";
 @import "csslayout/csslayout.scss";
 @import "customcomponent/customcomponent.scss";
 @import "customlayout/customlayout.scss";
@@ -89,6 +90,7 @@ $v-line-height: $line-height !default;
 
 	// here for now to preserve old semantics
 	@include base-common;
+	@include base-reconnect-dialog;
 
 	@include base-layout;
 	@include base-csslayout;

WebContent/VAADIN/themes/base/common/reconnect-dialog.scss

@@ -0,0 +1,32 @@
+@mixin base-reconnect-dialog {
+  .v-reconnect-dialog {
+    color: white;
+    top: 12px;
+    right: 12px;
+    max-width: 100%;
+    border-radius: 0;
+    @include box-shadow(0 0 20px 0 rgba(0,0,0,0.25));
+    padding: 10px;
+
+    background-color: #444;
+    text-align: center;
+
+    .text {
+        display: inline-block;
+        padding-left: 10px;
+    }
+
+    .spinner {
+        background-image: url(img/reconnect-spinner.gif);
+        width: 31px;
+        height: 31px;
+        display: inline-block;
+        visibility: hidden;
+        vertical-align: middle;
+    }
+
+    &.active .spinner {
+        visibility: visible;
+    }
+  }
+}

WebContent/VAADIN/themes/valo/shared/_reconnect-dialog.scss

@@ -1,14 +1,28 @@
 @mixin valo-reconnect-dialog {
   .v-reconnect-dialog {
     color: white;
-    @include valo-notification-bar-style("v-reconnect-dialog");
-    @include valo-notification-system-style("v-reconnect-dialog");
+    top: $v-layout-spacing-vertical;
+    right: $v-layout-spacing-horizontal;
+    max-width: 100%;
+    border-radius: 0;
+    @include box-shadow(0 0 20px 0 rgba(0,0,0,0.25));
+    padding: round($v-unit-size/3) round($v-unit-size/2.5);
+
+    background-color: #444;
+    background-color: rgba(#444, .9);
+    line-height: round($v-font-size * 1.4);
+
     text-align: center;
+    .text {
+        display: inline-block;
+        padding-left: 10px;
+    }
+
     .spinner {
       @include valo-spinner;
       display: inline-block;
-      margin-top: 10px;
       visibility: hidden;
+      vertical-align: middle;
     }
 
     &.active .spinner {

client/src/com/vaadin/client/communication/DefaultReconnectDialog.java

@@ -82,4 +82,9 @@ public class DefaultReconnectDialog extends VOverlay implements ReconnectDialog
         setOwner(connection.getUIConnector().getWidget());
         show();
     }
+
+    @Override
+    public void setPopupPosition(int left, int top) {
+        // Don't set inline styles for position, handle it in the theme
+    }
 }

client/src/com/vaadin/client/communication/DefaultReconnectDialog.ui.xml

@@ -3,9 +3,9 @@
 
 	<g:HTMLPanel>
 
+		<div class="spinner" />
 		<g:Label ui:field="label" styleName="text"
 			text="Server connection lost, trying to reconnect..." />
-		<div class="spinner" />
 	</g:HTMLPanel>
 
 </ui:UiBinder>