actions.hpp

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/*
  ACTIONS.hpp  -  Definition of a helper class for user actions / menu
 
   Copyright (C)
     2008,            Joel Holdsworth <joel@airwebreathe.org.uk>
 
 **Lumiera** is free software; you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
 Free Software Foundation; either version 2 of the License, or (at your
 option) any later version. See the file COPYING for further details.
 
*/
 
 
#ifndef STAGE_CTRL_ACTIONS_H
#define STAGE_CTRL_ACTIONS_H
 
#include "stage/gtk-base.hpp"
#include "stage/ctrl/global-ctx.hpp"
#include "stage/ctrl/window-locator.hpp"
#include "stage/workspace/workspace-window.hpp"
#include "stage/workspace/panel-manager.hpp"
#include "lib/format-string.hpp"
#include "lib/nocopy.hpp"
 
#include <string>
 
 
namespace stage {
namespace ctrl {
  namespace error = lumiera::error;
  
  using Gtk::Action;
  using Gtk::ActionGroup;
  using Gtk::ToggleAction;
  using Gtk::AccelKey;
  using Gtk::StockID;
  using Glib::ustring;
  using ::util::_Fmt;
  using std::string;
  
  namespace Stock = Gtk::Stock;
  
  
  
  class Actions
    : util::NonCopyable
    {
      GlobalCtx& globalCtx_;
      
    public:
      Actions (GlobalCtx& globals)
        : globalCtx_{globals}
        , is_updating_action_state(false)
        { }
      
      
      void
      populateMainActions (Gtk::UIManager& uiManager)
        {
          //----- Create the Action Group -----//
          actionGroup = ActionGroup::create();                     
          auto menu  = [&](auto id, auto menuName)     {actionGroup->add (Action::create(id, menuName)); };
          auto entry = [&](auto closure, auto ...args) {actionGroup->add (Action::create(args...), closure);};
          
          
          menu("FileMenu", _("_File"));
          entry ([&]() { globalCtx_.director_.newProject();   } , "FileNewProject",  Stock::NEW,     _("_New Project..."));
          entry ([&]() { globalCtx_.director_.saveSnapshot(); } , "FileSave",        Stock::SAVE,    _("_Save Project"));
          entry ([&]() { globalCtx_.director_.forkProject();  } , "FileSaveAs",      Stock::SAVE_AS, _("_Save Project As..."));
          entry ([&]() { globalCtx_.director_.openFile();     } , "FileOpen",        Stock::OPEN,    _("_Open..."));
          entry ([&]() { globalCtx_.director_.render();       } , "FileRender",                      _("_Render...")),  AccelKey("<shift>R");
          entry ([&]() { globalCtx_.uiManager_.terminateUI(); } , "FileQuit",        Stock::QUIT);
          
          
          menu("EditMenu", _("_Edit"));
          entry ([&]() { unimplemented ("Edit/Undo");         } , "EditUndo",        Stock::UNDO);
          entry ([&]() { unimplemented ("Edit/Redo");         } , "EditRedo",        Stock::REDO);
          entry ([&]() { unimplemented ("Edit/Cut");          } , "EditCut",         Stock::CUT);
          entry ([&]() { unimplemented ("Edit/Copy");         } , "EditCopy",        Stock::COPY);
          entry ([&]() { unimplemented ("Edit/Pasta");        } , "EditPaste",       Stock::PASTE);
          entry ([&]() { globalCtx_.director_.editSetup();    } , "EditPreferences", Stock::PREFERENCES);
          
          
          menu("SequenceMenu", _("_Sequence"));
          entry ([&]() { globalCtx_.director_.newSequence();  } , "SequenceAdd", _("_Add..."));
          
          
          menu("TrackMenu", _("_Track"));
          entry ([&]() { globalCtx_.director_.newTrack();     } , "TrackAdd", _("_Add..."));
          
          
          menu("HelpMenu", _("_Help"));
          entry ([&]() { globalCtx_.wizard_.show_HelpAbout(); } , "HelpAbout", Stock::ABOUT);
          entry ([&]() { globalCtx_.wizard_.launchTestCtrl(); } , "HelpTest", _("Self _Tests..."));
          
          
          menu("WindowMenu", _("_Window"));
          entry ([&]() { globalCtx_.windowLoc_.newWindow(); }   , "WindowNewWindow", StockID("new_window"));
          entry ([&]() { globalCtx_.windowLoc_.closeWindow();}  , "WindowCloseWindow", _("Close Window"));
          actionGroup->add(Action::create("WindowShowPanel", _("_Show Panel")));
 
          
          menu("ViewMenu", _("_View"));
          assetsPanelAction = ToggleAction::create("ViewAssets", StockID("panel_assets"));
          assetsPanelAction->signal_toggled().connect (                              [&]() { onMenu_view_assets(); });
          actionGroup->add(assetsPanelAction);
          
          infoboxPanelAction = ToggleAction::create("ViewInfoBox", StockID("panel_infobox"));
          infoboxPanelAction->signal_toggled().connect (                             [&]() { onMenu_view_infobox(); });
          actionGroup->add(infoboxPanelAction);
          
          timelinePanelAction = ToggleAction::create("ViewTimeline", StockID("panel_timeline"));
          timelinePanelAction->signal_toggled().connect(                             [&]() { onMenu_view_timeline(); });
          actionGroup->add(timelinePanelAction);
          
          viewerPanelAction = ToggleAction::create("ViewViewer", StockID("panel_viewer"));
          viewerPanelAction->signal_toggled().connect(                               [&]() { onMenu_view_viewer(); });
          actionGroup->add(viewerPanelAction);
          
          playPanelAction = ToggleAction::create("ViewPlay", StockID("panel_play"));
          playPanelAction->signal_toggled().connect(                               [&]() { onMenu_view_play(); });
          actionGroup->add(playPanelAction);
          
          uiManager.insert_action_group(actionGroup);
          
          
          
          //----- Create the UI layout -----//
          string ui_info = R"***(
              <ui>
                <menubar name='MenuBar'>
                  <menu action='FileMenu'>
                    <menuitem action='FileNewProject'/>
                    <menuitem action='FileSave'/>
                    <menuitem action='FileSaveAs'/>
                    <menuitem action='FileOpen'/>
                    <separator/>
                    <menuitem action='FileRender'/>
                    <separator/>
                    <menuitem action='FileQuit'/>
                  </menu>
                  <menu action='EditMenu'>
                    <menuitem action='EditUndo'/>
                    <menuitem action='EditRedo'/>
                    <separator/>
                    <menuitem action='EditCut'/>
                    <menuitem action='EditCopy'/>
                    <menuitem action='EditPaste'/>
                    <separator/>
                    <menuitem action='EditPreferences'/>
                  </menu>
                  <menu action='ViewMenu'>
                    <menuitem action='ViewAssets'/>
                    <menuitem action='ViewInfoBox'/>
                    <menuitem action='ViewTimeline'/>
                    <menuitem action='ViewViewer'/>
                    <menuitem action='ViewPlay'/>
                  </menu>
                  <menu action='SequenceMenu'>
                    <menuitem action='SequenceAdd'/>
                  </menu>
                  <menu action='TrackMenu'>
                    <menuitem action='TrackAdd'/>
                  </menu>
                  <menu action='WindowMenu'>
                    <menuitem action='WindowNewWindow'/>
                    <menuitem action='WindowCloseWindow'/>
                    <menu action='WindowShowPanel'/>
                  </menu>
                  <menu action='HelpMenu'>
                    <menuitem action='HelpAbout'/>
                    <menuitem action='HelpTest'/>
                  </menu>
                </menubar>
                <toolbar  name='ToolBar'>
                  <toolitem action='FileNewProject'/>
                  <toolitem action='FileOpen'/>
                  <toolitem action='FileSave'/>
                  <separator/>
                  <toolitem action='EditUndo'/>
                  <toolitem action='EditRedo'/>
                  <separator/>
                  <toolitem action='EditCut'/>
                  <toolitem action='EditCopy'/>
                  <toolitem action='EditPaste'/>
                </toolbar>
              </ui>
          )***";
          try
            {
              uiManager.add_ui_from_string (ui_info);
            }
          catch(Glib::Error& ex)
            {
              ERROR (stage, "Building menus failed: %s", ex.what().data());
              throw error::Config(_Fmt("global menu definition rejected: %s") % ex.what());
            }
          
          //----- Add Extra Actions -----//
          populateShowPanelActions (uiManager);
        }
      
      
      
      void
      updateActionState (workspace::WorkspaceWindow& currentWindow)
        {
          /* unfinished, disabled by Joel with changeset 6151415 (from 4.4.2009)
           *
          REQUIRE(currentWindow.assetsPanel != NULL);
          REQUIRE(currentWindow.timelinePanel != NULL);
          REQUIRE(currentWindow.viewerPanel != NULL);
          
//        is_updating_action_state = true;
          assetsPanelAction->set_active  (currentWindow.assetsPanel->is_shown());
          timelinePanelAction->set_active(currentWindow.timelinePanel->is_shown());
          viewerPanelAction->set_active  (currentWindow.viewerPanel->is_shown());
//        is_updating_action_state = false;
          */
        }
      
      
      
    private: /* ===== Internals ===== */
      
      
      void
      populateShowPanelActions (Gtk::UIManager& uiManager)
        {
          const uint count = workspace::PanelManager::getPanelDescriptionCount();
          
          Glib::RefPtr<Gtk::ActionGroup> actionGroup = ActionGroup::create();          
          for (uint i = 0; i < count; i++)
            {
              const gchar *stock_id = workspace::PanelManager::getPanelStockID(i);
              cuString panelName = ustring::compose("Panel%1", i);
              actionGroup->add(Action::create(panelName, StockID(stock_id)),
                               [i,this]() {
                                            globalCtx_.windowLoc_.findActiveWindow()
                                                                 .getPanelManager()
                                                                 .showPanel (i);
                                          });
            }
          
          uiManager.insert_action_group (actionGroup);
          
          for (uint i = 0; i < count; i++)
            {
              cuString name = ustring::compose("Panel%1", i);
              uiManager.add_ui (uiManager.new_merge_id(),
                                "/MenuBar/WindowMenu/WindowShowPanel",
                                name, name);
            }
        }
      
      
      
      
      /* ============ View Actions ========== */
      
      void
      onMenu_view_assets()
        {
          //if(!is_updating_action_state)
          //  workspaceWindow.assetsPanel->show(
          //    assetsPanelAction->get_active());                                        //////global -> InteractionDirector
          unimplemented ("view assets");
        }
      
      void
      onMenu_view_infobox()
        {
          //if(!is_updating_action_state)
          //  workspaceWindow.infoboxPanel->show(
          //    infoboxPanelAction->get_active());                                        //////global -> InteractionDirector
          unimplemented ("view infobox");
        }
      
      void
      onMenu_view_timeline()
        {
          //if(!is_updating_action_state)
          //  workspaceWindow.timelinePanel->show(timelinePanActionselAction->get_active());
          unimplemented ("view timeline");
        }
      
      void
      onMenu_view_viewer()
        {
          //if(!is_updating_action_state)
          //  workspaceWindow.viewerPanel->show(viewerPanelAction->get_active());        //////global -> InteractionDirector
          unimplemented ("view viewer");
        }
      
      void
      onMenu_view_play()
        {
          //if(!is_updating_action_state)
          //  workspaceWindow.playPanel->show(viewerPanelAction->get_active());          //////global -> InteractionDirector
          unimplemented ("view player");
        }
      
      
      // Temporary Junk
      void
      unimplemented (Literal todo)
        {
          WARN (stage, "%s is not yet implemented. So sorry.", todo);
        }
      
      
      
    private: /* ===== Actions ===== */
      
      Glib::RefPtr<Gtk::ActionGroup> actionGroup;
      
      Glib::RefPtr<Gtk::ToggleAction> assetsPanelAction;
      Glib::RefPtr<Gtk::ToggleAction> infoboxPanelAction;
      Glib::RefPtr<Gtk::ToggleAction> timelinePanelAction;
      Glib::RefPtr<Gtk::ToggleAction> viewerPanelAction;
      Glib::RefPtr<Gtk::ToggleAction> playPanelAction;
      
      
    private: /* ===== Internals ===== */
      bool is_updating_action_state;
    };
  
  
}}// namespace stage::ctrl
#endif /*STAGE_CTRL_ACTIONS_H*/