fixed the previews not working nicely in framed window

more restrictive on calls to store_layouts - pending an observeable based solution!

PreviewHandler.cs

@@ -158,9 +158,16 @@ namespace PreviewToy
         public void preview_did_switch()
         {
             store_layout();
+            foreach (KeyValuePair<IntPtr, Preview> entry in previews)
+            {
+                entry.Value.TopMost = Properties.Settings.Default.always_on_top;
+            }
         }
 
         private void store_layout()
+        {
+            //todo: check if it actually changed ...
+            try
             {
                 XElement el = new XElement("layouts");
                 foreach (var client in layouts.Keys)
@@ -187,6 +194,11 @@ namespace PreviewToy
 
                 el.Save("layout.xml");
             }
+            catch
+            {
+                //
+            }
+        }
 
         private void handle_unique_layout(Preview preview, String last_known_active_window)
         {
@@ -289,7 +301,6 @@ namespace PreviewToy
                 layouts[active_client_title] = new Dictionary<String, Point>();
                 layouts[active_client_title][preview_handle] = position;
             }
-            store_layout();
         }
 
 
@@ -377,10 +388,7 @@ namespace PreviewToy
         {
             Properties.Settings.Default.always_on_top = option_always_on_top.Checked;
             Properties.Settings.Default.Save();
-            foreach (var thumbnail in previews)
-            {
-                thumbnail.Value.TopMost = Properties.Settings.Default.always_on_top;
-            }
+            refresh_thumbnails();
         }
 
 

preview toy.csproj

@@ -28,7 +28,7 @@
     <UpdateRequired>false</UpdateRequired>
     <MapFileExtensions>true</MapFileExtensions>
     <ApplicationRevision>0</ApplicationRevision>
-    <ApplicationVersion>1.5.0.0</ApplicationVersion>
+    <ApplicationVersion>1.6.0.0</ApplicationVersion>
     <UseApplicationTrust>false</UseApplicationTrust>
     <PublishWizardCompleted>true</PublishWizardCompleted>
     <BootstrapperEnabled>true</BootstrapperEnabled>