ShowStatisticsContext.rb in jldrill-0.6.0.1

- old
+ new

@@ -1,5 +1,6 @@
+# encoding: utf-8
 require 'Context/Context'
 require 'Context/Bridge'
 require 'Context/View'
 
 module JLDrill
@@ -28,10 +29,17 @@
             # Destroy the window containing the view
             def destroy
                 # Please define in the concrete class
             end
 
+            # Show the busy cursor in the UI if bool is true.
+            # This happens during a long event where the user can't
+            # interact with the window
+            def showBusy(bool)
+                # Please define in the concrete class
+            end
+
             # Update the view with the statistics from the quiz
             def update(quiz)
                 @quiz = quiz
                 # Please define the rest of this method in the concrete class.
                 # You should call super(quiz) first.
@@ -55,18 +63,31 @@
 		def enter(parent)
 		    if hasQuiz?(parent)
     		    super(parent)
     		    @mainView.update(parent.quiz)
     		    @parent.quiz.publisher.subscribe(self, "newProblem")
+                @parent.longEventPublisher.subscribe(self, "startLongEvent")
+                @parent.longEventPublisher.subscribe(self, "stopLongEvent")
     		end
 		end
 		
 		def exit
 		    @parent.quiz.publisher.unsubscribe(self, "newProblem")
+            @parent.longEventPublisher.unsubscribe(self, "startLongEvent")
+            @parent.longEventPublisher.unsubscribe(self, "stopLongEvent")
 		    super
 		end
 		
 		def newProblemUpdated(problem)
 		    @mainView.update(@parent.quiz) unless @mainView.nil?
 		end
+        
+        def startLongEventUpdated(source)
+            @mainView.showBusy(true)
+        end
+
+        def stopLongEventUpdated(source)
+            @mainView.showBusy(false)
+        end
+
     end
 end