Add a callback for right clicks on a tree

CHANGES

@@ -1,4 +1,17 @@
 
+Version 0.3.7 (8 Jun 2010)
+==========================
+
+Enhancements:
+
+New APIS:
+
+  * Context menu callback for trees (Dan Lucraft)
+
+New contributors:
+
+
+
 Version 0.3.6 (5 Jun 2010)
 ==========================
 

plugins/project/lib/project/dir_controller.rb

@@ -7,6 +7,10 @@ def activated(node)
           FileOpenCommand.new(node.path).run
         end
       end
+
+      def right_click(node)
+        p [:dir_controller, :right_click, node]
+      end
     end
   end
 end

plugins/tree/lib/tree/controller.rb

@@ -7,6 +7,10 @@ module Controller
       def activated(node)
         raise "not implemented"
       end
+
+      def right_click(node=nil)
+        raise "not implemented"
+      end
     end
   end
 end

plugins/tree_view_swt/lib/tree_view_swt.rb

@@ -23,6 +23,7 @@ def initialize(composite, model)
         @viewer.add_tree_listener(@viewer.getControl, TreeListener.new)
         @viewer.add_double_click_listener(DoubleClickListener.new)
         @viewer.add_open_listener(OpenListener.new(@model.tree_controller))
+        control.add_mouse_listener(MouseListener.new(self))
       end
 
       @model.add_listener(:refresh) do
@@ -41,13 +42,24 @@ def initialize(composite, model)
     end
 
     def control
-      @viewer.getControl
+      @viewer.get_control
     end
 
     def close
       @viewer.getControl.dispose
     end
 
+    def right_click(mouse_event)
+      if @model.tree_controller
+        point = Swt::Graphics::Point.new(mouse_event.x, mouse_event.y)
+        item = @viewer.get_item_at(point)
+        element = @viewer.getViewerRowFromItem(item).get_element
+        if @model.tree_controller.respond_to?(:right_click)
+          @model.tree_controller.right_click(element)
+        end
+      end
+    end
+
     class TreeListener
       def tree_collapsed(e)
       end
@@ -64,6 +76,22 @@ def widget_selected(e)
       end
     end
 
+    class MouseListener
+      def initialize(tree_view_swt)
+        @tree_view_swt = tree_view_swt
+      end
+
+      def mouse_double_click(_); end
+      def mouse_up(_)
+      end
+
+      def mouse_down(e)
+        if e.button == 3
+          @tree_view_swt.right_click(e)
+        end
+      end
+    end
+
     class DoubleClickListener
       def double_click(e)
 
@@ -89,6 +117,7 @@ def initialize(controller)
       end
 
       def open(e)
+        p e.getSelection.toArray.to_a.first
         @controller.activated(e.getSelection.toArray.to_a.first)
       end
     end