Re: Gtk::Menu label not showing up after the first time displaying menu

[Robert Caryl <bob fis-cal com>]

You're certainly welcome, although in this case I fear that my "help"
was probably feckless.

/*Bob Caryl*
Fiscal Systems,Inc.
256.772.8920 Ext. 108
http://www.fis-cal.com <http://www.fis-cal.com/>/

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Jim Barnes wrote:
> Bob,
> 
> Thanks for the help.  I've found that the issue I'm having is with X-WIN32
> and not the GTK::Menus.
> 
> Jim
> 
> -----Original Message-----
> From: Robert Caryl [mailto:bob fis-cal com]
> Sent: Friday, October 27, 2006 9:55 AM
> To: Jim Barnes
> Subject: Re: Gtk::Menu label not showing up after the first time
> displaying menu
> 
> 
> I still don't understand what you are trying to do.  If you connected
> updateComponents to the idle_loop signal, surely it must do something.
> How are you changing your menus otherwise?  The signal to which you
> connected merely calls your function whenever it is emitted.  Perhaps
> your code doesn't work because the signal is not being emitted?
> 
> 
> /*Bob Caryl*
> Fiscal Systems,Inc.
> 256.772.8920 Ext. 108
> http://www.fis-cal.com <http://www.fis-cal.com/>/
> 
> /This email message may contain privileged or confidential information.
> If you are not the intended recipient, you may not disclose, use,
> disseminate, distribute, copy or rely on this message or attachment in
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> Neither Fiscal Systems, Inc., nor its affiliates, accept any liability
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> message or any attachments that arise as a result of e-mail transmission./
> 
> 
> 
> Jim Barnes wrote:
>> Thanks for the response.
> 
>> I didn't have anything in my updateComponents().  I tried calling
>> queue_draw() for the menu there and that didn't seem to work.  I've
> noticed
>> in the demo example_menus.cc that they didn't so anything special to
> redraw
>> the menu either.  I'm still new using GTK, does my signal_timeout() over
>> write or bypass some GTK core code that would require me to manually
> update
>> widgets?
> 
>> Thanks
>> Jim
> 
>> -----Original Message-----
>> From: Robert Caryl [mailto:bob fis-cal com]
>> Sent: Thursday, October 26, 2006 3:44 PM
>> To: Jim Barnes
>> Cc: gtkmm-list gnome org
>> Subject: Re: Gtk::Menu label not showing up after the first time
>> displaying menu
> 
> 
>> Your constructor clearly calls Gtk::Widget::show_all_children, thereby
>> generating an exposure event, but what of HangarDialog::updateComponents?
> 
> 
>> /*Bob Caryl*
>> Fiscal Systems,Inc.
>> 256.772.8920 Ext. 108
>> http://www.fis-cal.com <http://www.fis-cal.com/>/
> 
>> /This email message may contain privileged or confidential information.
>> If you are not the intended recipient, you may not disclose, use,
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>> any way. If you received this email message in error, please return by
>> forwarding the message and its attachment to the sender and then delete
>> the message and its attachment from your computer.
> 
>> Neither Fiscal Systems, Inc., nor its affiliates, accept any liability
>> for any errors, omissions, corruption or virus in the contents of this
>> message or any attachments that arise as a result of e-mail transmission./
> 
> 
> 
>> Jim Barnes wrote:
>>> Hi all,
>>>
>>> I've having problems with Gtk::Menus and popup-menus not displaying their
>>> labels.  The first time that the menu is displayed, all menu labels are
>>> displayed properly. On subsequent displays of the menu, the popup window
>> for
>>> the menu is displayed, but the window is missing the menu item labels.
>> When
>>> the mouse goes over the popup window, the labels show up one by one.
> Even
>>> the separator lines are missing.
>>>
>>> Here is a code snippet from my class.  Any help would be appreciated.
>>>
>>> Thanks
>>> Jim
>>>
>>> HangarDialog::HangarDialog()
>>>   : Gtk::Window(),
>>> ....
>>> {
>>>   // Set the window parameters.
>>>   set_title("Hangar");
>>>   set_resizable(true);
>>>
>>>   const int border_width = 10;
>>>   set_border_width(border_width);
>>>
>>>   // Initialize the list of dialogs to add models to the simulation.
>>>   add_model_dialogs[MODEL]          = 0;
>>>   add_model_dialogs[STATIC_MODEL]   = 0;
>>>   add_model_dialogs[PLAYBACK_MODEL] = 0;
>>>
>>>   const int spacing = 5; // Spacing for formatting boxes.
>>>
>>>   // Create the vertical packing box into which all objects will be
>> placed.
>>>   main_box = new Gtk::VBox(false, spacing);
>>>   assume(main_box);
>>>   main_box->show();
>>>   add(*main_box);
>>>
>>>   // Create the model_list that will be needed for the menu
>>>   model_list = new PositionalModelList;
>>>
>>>   // Create the Menu interface
>>>   // Create a reference action group
>>>   ref_action_group = Gtk::ActionGroup::create();
>>>
>>>   // Define the actions
>>>   ref_action_group->add(Gtk::Action::create("SimMenu", "_Simulation"));
>>>   ref_action_group->add(
>>>     Gtk::Action::create("SimControl",
>>>                         "Sim Control",
>>>                         "Modify simulation configuration."),
>>>     sigc::mem_fun(this, &HangarDialog::showSimControlDialog));
>>>   ref_action_group->add(
>>>     Gtk::Action::create("SimEnvironment",
>>>                         "Environment",
>>>                         "Modify the simulation environment."),
>>>     sigc::mem_fun(this, &HangarDialog::showEnvironmentDialog));
>>>
>>>   ref_action_group->add(
>>>     Gtk::Action::create("SimClose",
>>>                         "Close Hanger", "Close this dialog."),
>>>     sigc::mem_fun(this, hide));
>>>
>>> (bunch more menus.....)
>>>
>>>   ref_action_group->add(Gtk::Action::create("HelpMenu", Gtk::Stock::HELP,
>>> "Help"));
>>>
>>>   // Create a ui_manager
>>>   ui_manager = Gtk::UIManager::create();
>>>
>>>   // Insert the the ActionGroup
>>>   ui_manager->insert_action_group(ref_action_group);
>>>
>>>   // Layout the actions in a menubar
>>>   try
>>>   {
>>>     Glib::ustring ui_info =
>>>       "<ui>"
>>>       "  <menubar name='Menubar'>"
>>>       "    <menu action='SimMenu'>"
>>>       "      <menuitem action='SimControl'/>"
>>>       "      <menuitem action='SimEnvironment'/>"
>>>       "      <separator/>"
>>>       "      <menuitem action='SimClose'/>"
>>>       "    </menu>"
>>>       "    <menu action='ModelsMenu'>"
>>>       "      <menu action='ModelsAddMenu'>"
>>>       "        <menuitem action='AddModel'/>"
>>>       "        <menuitem action='AddPlayback'/>"
>>>       "        <menuitem action='AddStatic'/>"
>>>       "        </menu>"
>>>       "      <menuitem action='ModelsDelete'/>"
>>>       "    </menu>"
>>>       "    <menu action='HardwareMenu'>"
>>>       "      <menuitem action='HardwareDrivers'/>"
>>>       "      <menuitem action='HardwareInterfaces'/>"
>>>       "      <menuitem action='HardwareChangeSelected'/>"
>>>       "    </menu>"
>>>       "    <menu action='HelpMenu'>"
>>>       "    </menu>"
>>>       "  </menubar>"
>>>       "</ui>";
>>>
>>>     ui_manager->add_ui_from_string(ui_info);
>>>   }
>>>   catch ( const Glib::Error& ex)
>>>   {
>>>     string error = "Buiding Menu Bar faild: " + ex.what();
>>>
>> TerminalIO::applicationError("PlotMenuBarFactory::PlotMenuBarFactory()",
>>>                                  error.c_str(), false, true);
>>>   }
>>>
>>>   // Add the menubar to the vbox
>>>   Gtk::Widget* menu_bar = ui_manager->get_widget("/Menubar");
>>>
>>>   if (menu_bar)
>>>   {
>>>     main_box->pack_start(*menu_bar, Gtk::PACK_SHRINK);
>>>   }
>>>
>>> ...
>>>
>>>   show_all_children();
>>>
>>>   // Every 10 ms update the components of this dialog.
>>>   const int update_period_in_milliseconds = 10;
>>>   Glib::signal_timeout().
>>>     connect(sigc::mem_fun(this, &HangarDialog::updateComponents),
>>>             update_period_in_milliseconds);
>>> }
>>>
>>>
>>> _______________________________________________
>>> gtkmm-list mailing list
>>> gtkmm-list gnome org
>>> http://mail.gnome.org/mailman/listinfo/gtkmm-list
>>>
>>>
> 
>