Show 'what's new in Qt Creator' as fallback

...if the network connection to the servers containing the rss cannot be obtained.

Change-Id: I39a5706221eaa68e97b4f0abb58bea46a364dce1
Reviewed-on: http://codereview.qt.nokia.com/3424

Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@nokia.com>

share/qtcreator/welcomescreen/widgets/FeaturedAndNewsListing.qml

@@ -47,8 +47,13 @@ Item {
     }
 
     ListModel {
-        id: tempNewsModel
-        ListElement { title: ""; description: "Loading news sources..." ; blogIcon: ""; blogName: ""; link: "" }
+        id: fallbackNewsModel
+        ListElement {
+            title: "Welcome to Qt Creator 2.3";
+            blogName: "The Qt Creator Team"
+            description: "<div>This release adds lots of new features as well as a great amount of bug fixes:</div><ul><li>Example and tutorial browsing with descriptive texts, and filtering for examples matching a keyword</li><li>Enhanced C++ coding style options, with indent settings and alignment settings split up for the different use cases depending on element, including preview and separation between global and project specific settings</li><li>Support for deployment and running to a more general &#8220;remote Linux&#8221;</li><li>Support for compiling projects with the Clang compiler</li><li>Code completion doesn't block the editor any more</li><li>Profiling now has it&#8217;s own &#8220;Analyze&#8221; mode.</li><li>Symbian got CODA support, allowing for deployment via WiFi</li><li>Support for models and delegates in the Qt Quick Designer</li><li>Support for editing inline components and delegates</li><li>Improved Live Preview (a.k.a. modifying QML while the app is running in the debugger)</li><li>Added &#8216;Find usages&#8217; functionality for QML types</li></ul>"
+            link: ""
+        }
     }
 
     NewsListing {
@@ -56,8 +61,9 @@ Item {
         model: {
             if (aggregatedFeedsModel.articleCount > 0)
                 return aggregatedFeedsModel
-            else
-                return tempNewsModel
+            else {
+                return fallbackNewsModel
+            }
         }
         anchors.bottom: parent.bottom
         anchors.top: text.bottom

share/qtcreator/welcomescreen/widgets/NewsListing.qml

@@ -145,6 +145,7 @@ Item {
                 id: styleItem;
                 cursor: "pointinghandcursor";
                 anchors.fill: column
+                visible: link !== ""
             }
             Timer {
                 id: toolTipTimer
@@ -171,7 +172,7 @@ Item {
 
             states: [
                 State { name: "clicked"; when: mouseArea.pressed;  PropertyChanges { target: text; color: "black" } },
-                State { name: "hovered"; when: mouseArea.containsMouse;  PropertyChanges { target: text; color: "#074C1C" } }
+                State { name: "hovered"; when: mouseArea.containsMouse && link !== ""; PropertyChanges { target: text; color: "#074C1C" } }
             ]