Make clicking off-month days work correctly with an InlineDateField (#8931)

svn changeset:24290/svn branch:6.8

src/com/vaadin/terminal/gwt/client/ui/VCalendarPanel.java

@@ -118,8 +118,15 @@ public class VCalendarPanel extends FocusableFlexTable implements
          * .event.dom.client.ClickEvent)
          */
         public void onClick(ClickEvent event) {
-            Day day = (Day) event.getSource();
-            focusDay(day.getDate());
+            Date newDate = ((Day) event.getSource()).getDate();
+            if (newDate.getMonth() != displayedMonth.getMonth()) {
+                // If an off-month date was clicked, we must change the
+                // displayed month and re-render the calendar (#8931)
+                displayedMonth.setMonth(newDate.getMonth());
+                displayedMonth.setYear(newDate.getYear());
+                renderCalendar();
+            }
+            focusDay(newDate);
             selectFocused();
             onSubmit();
         }
@@ -386,8 +393,8 @@ public class VCalendarPanel extends FocusableFlexTable implements
         }
 
         final String monthName = needsMonth ? getDateTimeService().getMonth(
-                focusedDate.getMonth()) : "";
-        final int year = focusedDate.getYear() + 1900;
+                displayedMonth.getMonth()) : "";
+        final int year = displayedMonth.getYear() + 1900;
         getFlexCellFormatter().setStyleName(0, 2,
                 VDateField.CLASSNAME + "-calendarpanel-month");
         setHTML(0, 2, "<span class=\"" + VDateField.CLASSNAME