control_panel.h

/***************************************************************************
 *   Copyright (C) 2006 by Graeme Foster                                   *
 *   email    foster.graeme@gmail.com                                      *
 *                                                                         *
 *   This program 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.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef CONTROL_PANEL_H
#define CONTROL_PANEL_H

#include "ui_control_panel.h"

#include "institute_dlg.h"
#include "Programme_dlg.h"
#include "Module_dlg.h"
#include "Faculty_dlg.h"
#include "Department_dlg.h"
#include "Staff_dlg.h"
#include "Room_dlg.h"

#include "GUIPref.h"
#include "dbListManager.h"

#include "InstModel.h"
#include "StaffModel.h"
#include "RoomModel.h"
#include "ModuleModel.h"
#include "MLAllocModel.h"
#include "MLEnrolModel.h"


#include "RootItem.h"
#include "InstItem.h"

#include "sql.h"

class ModulePageWidget;
class StaffPageWidget;
class RoomPageWidget;
class ModuleAllocPageWidget;
class ModuleEnrolPageWidget;
class TimeSlotPageWidget;

class ControlPanel : public QMainWindow
{
    Q_OBJECT

public: // Methods
        ControlPanel(dbListManager *pDataLists, QMainWindow *parent = 0);
private: // Data types
        enum TabPage {MODULE_TAB =0, STAFF_TAB, ROOM_TAB, ALLOCATION_TAB, ENROL_TAB};
        typedef  void (dbListManager::*MemFn)(RootItem * dataItem);

public: // Data types
        enum DialogBtnAction {BTN_ADD = 0, BTN_MODIFY, BTN_DELETE};
        
private:        // Properties
        Ui::ControlPanel ui;
        ModulePageWidget      *   module_wdgt;
        StaffPageWidget       *   staff_wdgt;
        RoomPageWidget        *   room_wdgt;
        ModuleAllocPageWidget *   modAlloc_wdgt;
        ModuleEnrolPageWidget *   modEnrol_wdgt;
        TimeSlotPageWidget    *   timeslot_wdgt;
        
        dbListManager * dataLists;
        
        // Selected Items
        RootItem * selectedItem;
        // Menu properties
        QMenu * fileMenu;
        QMenu * editMenu;
        QMenu * actionMenu;
        QMenu * helpMenu;
        
        // Menu items (or actions)
        // File Menu
        QAction * saveAsAct;
        QAction * printAct;
        QAction * exitAct;
        // Edit Menu
        QAction * cutAct;
        QAction * copyAct;
        QAction * pasteAct;
        QAction * rollbackAct;
        QAction * preferencesAct;
        // Action Menu
        QAction * moduleAct;
        QAction * staffAct;
        // Help Menu
        QAction * timetableHelpAct;
        QAction * timetableAboutAct;
        
        QVBoxLayout * addVLayout(QWidget *wdgt);
private slots:
        void fileSaveAs();
        void filePrint();
        void fileExit();
        void editCut();
        void editCopy();
        void editPaste();
        void editRollback();
        void editPreferences();
        void actionModule();
        void actionStaff();
        void helpTimetableHelp();
        void helpTimetableAbout();
        
private:        // methods
        void createMenu();
        void createActions();
        void readSettings();
        void writeSettings();
        
        void initModuleTab();
        void initStaffTab();
        void initRoomTab();
        void initRoomTabBtns(RootItem * obj);
        void initModAllocTab();
        void initEnrolTab();
        void initTimeSlotTab();
        
        // Get parent Items
        inline InstItem *  getInstituteItem(RootItem * item);
        inline ProgItem *  getProgrammeItem(RootItem * item);
        inline FacItem  *  getFacultyItem(RootItem * item);
        inline DeptItem *  getDepartmentItem(RootItem * item);

        void hideModuleRow(Module * mod);
        void showModuleRow(Module * mod);
        inline int getModuleRow(Module * mod, ModuleModel * model){return model->findModule(mod);}
protected: // event methods
        TabPage getTab(QWidget * page);
        void closeEvent(QCloseEvent *event);
};

inline InstItem *  ControlPanel::getInstituteItem(RootItem * item)
{
        if (item == 0)
                return 0;
        InstItem * ii = 0;
        if (item->rtti() == RootItem::INST_ITEM)
                ii = static_cast<InstItem*>(item);
        else 
                return getInstituteItem(item->parent());
        return ii;
}

inline ProgItem *  ControlPanel::getProgrammeItem(RootItem * item)
{
        if (item == 0)
                return 0;
        ProgItem * ii = 0;
        if (item->rtti() == RootItem::PROG_ITEM)
                ii = static_cast<ProgItem*>(item);
        else 
                return getProgrammeItem(item->parent());
        return ii;
}

inline FacItem  *  ControlPanel::getFacultyItem(RootItem * item)
{
        if (item == 0)
                return 0;
        FacItem * ii = 0;
        if (item->rtti() == RootItem::FACULTY_ITEM)
                ii = static_cast<FacItem*>(item);
        else 
                return getFacultyItem(item->parent());
        return ii;
}

inline DeptItem *  ControlPanel::getDepartmentItem(RootItem * item)
{
        if (item == 0)
                return 0;
        DeptItem * ii = 0;
        if (item->rtti() == RootItem::DEPT_ITEM)
                ii = static_cast<DeptItem*>(item);
        else 
                return getDepartmentItem(item->parent());
        return ii;
}

#include "ModulePage_wdgt.h"
#include "StaffPage_wdgt.h"
#include "RoomPage_wdgt.h"
#include "ModuleAllocPage_wdgt.h"
#include "ModuleEnrolPage_wdgt.h"
#include "TimeSlotPage_wdgt.h"

#endif

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