146 lines
4.8 KiB
C++
146 lines
4.8 KiB
C++
// src/resources_widget.hh - Copyright 2005, 2006, University
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// of Padova, dept. of Pure and Applied
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// Mathematics
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//
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// This file is part of SGPEMv2.
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//
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// This is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// SGPEMv2 is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with SGPEMv2. If not, see http://www.gnu.org/licenses/.
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#ifndef RESOURCES_WIDGET_HH
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#define RESOURCES_WIDGET_HH 1
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namespace sgpem
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{
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class Resource;
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}
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#include <gtkmm/treeview.h>
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#include <gtkmm/liststore.h>
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#include <gtkmm/menu.h>
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#include <gtkmm/uimanager.h>
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#include <gtkmm/actiongroup.h>
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#include <gtkmm/dialog.h>
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#include <gtkmm/builder.h>
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#include <sgpemv2/history_observer.hh>
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namespace sgpem
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{
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/// \brief A ResourcesWidget displays the resources during the simulation
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/// and lets the user modify them.
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///
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/// A ResourceWidget is a Gtk::Treewidget customized with the aim of
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/// representing resources and their inner queues.
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/// As an editor, the widget allows the user to select a resource and
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/// modify it pressing the left mouse button over it.
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///
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/// A ResourcesWidget is also a HistoryObserver, which means that it is
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/// automatically updated at every notified update of the History.
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class ResourcesWidget : public Gtk::TreeView, public HistoryObserver
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{
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public:
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/** \brief Constructor required by gtkbuilder
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*/
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ResourcesWidget(BaseObjectType* cobject, const Glib::RefPtr<Gtk::Builder>& ui);
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/// \brief Standard virtual destructor.
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///
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virtual ~ResourcesWidget();
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/// \brief updates the widget with the new content of the notifying History
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///
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/// \param history the notifying history.
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virtual void update(const History& history);
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/// \brief Manages the mouse button press event.
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///
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/// This method pops up a menu and offers the user the tools to modify or add a resource.
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/// \param event the event to manage.
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bool on_button_press_event(GdkEventButton* event);
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private:
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/// \brief a CellRenderer which allows rhe rendering of
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/// marked-up text.
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///
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/// This class allows the customization of the text displayed
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/// inside the lines of the TreeView.
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class CellRendererTextMarkup : public Gtk::CellRendererText
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{
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public:
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/// \brief Customize this to render the text.
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Glib::PropertyProxy_Base _property_renderable();
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};
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/// \brief Returns the current selection via the in/out parameter selection.
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/// \param selection the parameter where the current selection will be set
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/// \return \c true if the selection is valid, \c false otherwise
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bool get_selected_key(unsigned int& selection);
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/// \brief Returns the selected Resource.
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///
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/// Returns the selected Resource.
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/// \return a pointer to the selected Resource
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Resource* get_selected_resource();
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/// \brief Manages the user choice of adding a resoure.
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///
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/// Calls add_edit_resource.
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/// Displays a popup dialog which asks for details of the new resource.
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void _on_add_resource();
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/// \brief Manages the user choice of editing a resoure.
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///
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/// Calls add_edit_resource.
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/// Displays a popup dialog which asks for details of the edited resource.
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void _on_edit_resource();
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/// \brief Manages the user choice of adding or editing a resoure.
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///
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/// Displays a popup dialog which asks for details of the new or edited resource.
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void add_edit_resource(bool adding);
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/// \brief Manages the user choice of removing a resoure.
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///
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/// Calls add_edit_resource.
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/// Displays a popup dialog which asks for details of the new resource.
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void _on_remove_resource();
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/// \brief Updates the cell text with proper rendering.
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///
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/// \param cr the cell renderer used to render
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/// \param it an iterator over the underlying model
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void _on_cell_name_data(Gtk::CellRenderer* cr,
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const Gtk::TreeModel::iterator& it);
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Glib::RefPtr<Gtk::ListStore> _model;
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Gtk::TreeModelColumnRecord _columns;
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Gtk::TreeModelColumn<unsigned int> _key_column;
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Gtk::TreeModelColumn<Glib::ustring> _main_column;
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Gtk::TreeModelColumn<void*> _handles_column;
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Glib::RefPtr<Gtk::UIManager> _UIManager;
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Glib::RefPtr<Gtk::Builder> _add_resource_dialog_ui;
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Gtk::Dialog* _add_resource_dialog;
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CellRendererTextMarkup _cell_renderer;
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};
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} //~ namespace sgpem
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#endif //~ RESOURCES_WIDGET_HH
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