- Small improvements. We'd need a derived CellRenderer to put

this into a TreeView


git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@917 3ecf2c5c-341e-0410-92b4-d18e462d057c

src/schedulable_state_widget.cc

@@ -18,50 +18,71 @@
 // along with SGPEMv2; if not, write to the Free Software
 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 
+#include "gettext.h"
+
 #include "schedulable_state_widget.hh"
 
+#include <glibmm/ustring.h>
+
+#include <cassert>
+
 using namespace sgpem;
 
 
-Gtk::Tooltips 
-SchedulableStateWidget::_ttips;
+Gtk::Tooltips*
+SchedulableStateWidget::_ttips = NULL;
 
 
 SchedulableStateWidget::SchedulableStateWidget(Schedulable::state st)
-  : _color(1, 1, 1)
+  : Glib::ObjectBase("sgpem_SchedulableStateWidget"), CairoWidget(), _color(1, 1, 1)
 {
+  // Yes, we leak, but this will be up until the end of the app
+  if(!_ttips) _ttips = new Gtk::Tooltips();
+
   set_scaling_mode(scaling_to_w);
   set_state(st);
 }
 
+SchedulableStateWidget::~SchedulableStateWidget()
+{
+  _ttips->unset_tip(*this);
+}
+
 
 void 
 SchedulableStateWidget::set_state(Schedulable::state new_state)
 {
+  Glib::ustring tip;
   switch(new_state)
     {
     case Schedulable::state_future:
       _color = Color(1, 1, 1); // White
-      _ttips.set_tip(*this, "Future");
+      tip = _("Future");
       break;
     case Schedulable::state_ready:
       _color = Color(1, 1, 0); // Yellow
-      _ttips.set_tip(*this, "Ready");
+      tip = _("Ready");
       break;
     case Schedulable::state_running:
       _color = Color(0, 1, 0); // Green
-      _ttips.set_tip(*this, "Running");
+      tip = _("Running");
       break;
     case Schedulable::state_blocked:
       _color = Color(0, 0, 1); // Blue
-      _ttips.set_tip(*this, "Blocked");
+      tip = _("Blocked");
       break;
     case Schedulable::state_terminated:
       _color = Color(0, 0, 0); // Black
-      _ttips.set_tip(*this, "Terminated");
+      tip = _("Terminated");
       break;
     }
 
+  if(is_realized())
+    {
+      assert(has_no_window() == false);
+      _ttips->set_tip(*this, tip);
+    }
+
   queue_draw();
 }
 

src/schedulable_state_widget.hh

@@ -27,6 +27,7 @@
 #include "cairo_elements.hh"
 #include "cairo_widget.hh"
 
+#include "glibmm/refptr.h"
 #include "gtkmm/tooltips.h"
 
 namespace sgpem
@@ -35,11 +36,12 @@ namespace sgpem
   {
   public:
     SchedulableStateWidget(Schedulable::state st);
+    ~SchedulableStateWidget();
 
     void set_state(Schedulable::state new_state);
 
   protected:
-    virtual void draw_widget(cairo_t* ctx) = 0;
+    virtual void draw_widget(cairo_t* ctx);
 
     // with this method CairoWidget tells the needed drawing dimensions
     virtual void calc_drawing_size(size_t& width, size_t& height) const;
@@ -48,8 +50,8 @@ namespace sgpem
     virtual void calc_widget_size(size_t& width, size_t& height) const;
 
   private:
-           Color         _color;
-    static Gtk::Tooltips _ttips;
+           Color          _color;
+    static Gtk::Tooltips* _ttips;
   };
 
 } //~ namespace sgpem