addconstraintactivitypreferredroomsform.cpp

基于遗传算法的排课软件源码 根据需要安排合理的课程时间等

/***************************************************************************
                          addconstraintactivitypreferredroomsform.cpp  -  description
                             -------------------
    begin                : March 28, 2005
    copyright            : (C) 2005 by Lalescu Liviu
    email                : [e-mail]
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

#include "addconstraintactivitypreferredroomsform.h"
#include "spaceconstraint.h"

#include <qradiobutton.h>
#include <qlabel.h>
#include <qlineedit.h>
#include <qtable.h>

AddConstraintActivityPreferredRoomsForm::AddConstraintActivityPreferredRoomsForm()
{
	updateRoomsListBox();
	
	for(Activity* ac=gt.rules.activitiesList.first(); ac; ac=gt.rules.activitiesList.next()){
		activitiesComboBox->insertItem(ac->getDescription(gt.rules));
	}
}

AddConstraintActivityPreferredRoomsForm::~AddConstraintActivityPreferredRoomsForm()
{
}

void AddConstraintActivityPreferredRoomsForm::updateRoomsListBox()
{
	roomsListBox->clear();
	selectedRoomsListBox->clear();

	for(Room* rm=gt.rules.roomsList.first(); rm; rm=gt.rules.roomsList.next())
		roomsListBox->insertItem(rm->name);
}

void AddConstraintActivityPreferredRoomsForm::addConstraint()
{
	SpaceConstraint *ctr=NULL;

	double weight;
	QString tmp=weightLineEdit->text();
	sscanf(tmp, "%lf", &weight);
	if(weight<0.0){
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Invalid weight"));
		return;
	}

	bool compulsory=false;
	if(compulsoryCheckBox->isChecked())
		compulsory=true;

	if(selectedRoomsListBox->count()==0){
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Empty list of selected rooms"));
		return;
	}
	if(selectedRoomsListBox->count()==1){
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Only one selected activity"));
		return;
	}
	if(selectedRoomsListBox->count()>(uint)(MAX_CONSTRAINT_ACTIVITY_PREFERRED_ROOMS)){
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Please report error to the author\nMAX_CONSTRAINT_ACTIVITY_PREFERRED_ROOMS must be increased (you have too many selected rooms)"));
		return;
	}
	
	if(activitiesComboBox->currentItem()<0){
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Invalid selected activity"));
		return;	
	}	
	int id=gt.rules.activitiesList.at(activitiesComboBox->currentItem())->id;
	
	QStringList roomsList;
	for(uint i=0; i<selectedRoomsListBox->count(); i++)
		roomsList.append(selectedRoomsListBox->text(i));
	
	ctr=new ConstraintActivityPreferredRooms(weight, compulsory, id, roomsList);
	bool tmp2=gt.rules.addSpaceConstraint(ctr);
	
	if(tmp2){
		QString s=QObject::tr("Constraint added:");
		s+="\n";
		s+=ctr->getDetailedDescription(gt.rules);
		QMessageBox::information(this, QObject::tr("FET information"), s);
	}
	else{
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Constraint NOT added - please report error"));
		delete ctr;
	}
}

void AddConstraintActivityPreferredRoomsForm::addRoom()
{
	if(roomsListBox->currentItem()<0)
		return;
	QString rmName=roomsListBox->currentText();
	assert(rmName!="");
	uint i;
	//duplicate?
	for(i=0; i<selectedRoomsListBox->count(); i++)
		if(rmName==selectedRoomsListBox->text(i))
			break;
	if(i<selectedRoomsListBox->count())
		return;
	selectedRoomsListBox->insertItem(rmName);
}

void AddConstraintActivityPreferredRoomsForm::removeRoom()
{
	if(selectedRoomsListBox->currentItem()<0 || selectedRoomsListBox->count()<=0)
		return;		
	selectedRoomsListBox->removeItem(selectedRoomsListBox->currentItem());
}