Mainwindow (and theoretically other windows) can now be changed; fixes #1450

svn changeset:4003/svn branch:trunk

2 files changed, 24 insertions, 3 deletions

diff --git a/src/com/itmill/toolkit/terminal/gwt/client/ApplicationConnection.java b/src/com/itmill/toolkit/terminal/gwt/client/ApplicationConnection.java
index 6e00355d6e..0b15fb6036 100755
--- a/src/com/itmill/toolkit/terminal/gwt/client/ApplicationConnection.java
+++ b/src/com/itmill/toolkit/terminal/gwt/client/ApplicationConnection.java
@@ -378,6 +378,16 @@ public class ApplicationConnection {
             }
         }
 
+        JSONObject meta = null;
+        if (((JSONObject) json).containsKey("meta")) {
+            meta = ((JSONObject) json).get("meta").isObject();
+            if (meta.containsKey("repaintAll")) {
+                view.clear();
+                idToPaintable.clear();
+                paintableToId.clear();
+            }
+        }
+
         // Process changes
         final JSONArray changes = (JSONArray) ((JSONObject) json)
                 .get("changes");
@@ -411,8 +421,7 @@ public class ApplicationConnection {
             }
         }
 
-        if (((JSONObject) json).containsKey("meta")) {
-            final JSONObject meta = ((JSONObject) json).get("meta").isObject();
+        if (meta != null) {
             if (meta.containsKey("focus")) {
                 final String focusPid = meta.get("focus").isString()
                         .stringValue();
diff --git a/src/com/itmill/toolkit/terminal/gwt/server/CommunicationManager.java b/src/com/itmill/toolkit/terminal/gwt/server/CommunicationManager.java
index 6c90cd24fc..70e85f0e28 100644
--- a/src/com/itmill/toolkit/terminal/gwt/server/CommunicationManager.java
+++ b/src/com/itmill/toolkit/terminal/gwt/server/CommunicationManager.java
@@ -256,6 +256,13 @@ public class CommunicationManager implements Paintable.RepaintRequestListener {
 
                 outWriter.print("\"changes\":[");
 
+                // re-get mainwindow - may have been changed
+                Window newWindow = getApplicationWindow(request, application);
+                if (newWindow != window) {
+                    window = newWindow;
+                    repaintAll = true;
+                }
+
                 JsonPaintTarget paintTarget = new JsonPaintTarget(this,
                         outWriter, !repaintAll);
 
@@ -347,7 +354,12 @@ public class CommunicationManager implements Paintable.RepaintRequestListener {
                 outWriter.print("]"); // close changes
 
                 outWriter.print(", \"meta\" : {");
-                final boolean metaOpen = false;
+                boolean metaOpen = false;
+
+                if (repaintAll) {
+                    metaOpen = true;
+                    outWriter.write("\"repaintAll\":true");
+                }
 
                 // add meta instruction for client to set focus if it is set
                 final Paintable f = (Paintable) application.consumeFocus();