addconstraint2activitiesorderedform.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

/***************************************************************************
                          addconstraint2activitiesorderedform.cpp  -  description
                             -------------------
    begin                : 7 July 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 "addconstraint2activitiesorderedform.h"
#include "timeconstraint.h"

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

#define yesNo(x)	((x)==0?QObject::tr("no"):QObject::tr("yes"))

AddConstraint2ActivitiesOrderedForm::AddConstraint2ActivitiesOrderedForm()
{
}

AddConstraint2ActivitiesOrderedForm::~AddConstraint2ActivitiesOrderedForm()
{
}

void AddConstraint2ActivitiesOrderedForm::constraintChanged()
{
	QString s;
	s+=QObject::tr("Current constraint");
	s+=":\n";

	double weight;
	QString tmp=weightLineEdit->text();
	sscanf(tmp, "%lf", &weight);
	s+=QObject::tr("Weight=%1").arg(weight);
	s+="\n";

	bool compulsory=false;
	if(compulsoryCheckBox->isChecked())
		compulsory=true;
	s+=QObject::tr("Compulsory=%1").arg(yesNo(compulsory));
	s+="\n";

	s+=QObject::tr("The activities with id's: %1 must be scheduled in order").arg(activitiesIdsLineEdit->text());
	s+="\n";

	currentConstraintTextEdit->setText(s);
}

void AddConstraint2ActivitiesOrderedForm::addCurrentConstraint()
{
	TimeConstraint *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;

	int act_id[2];
	int n_act=sscanf(activitiesIdsLineEdit->text(), "%d,%d", act_id, act_id+1);

	if(n_act!=2){
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Please input 2 activities (in order) separated by commas"));
		return;
	}

	ctr=new Constraint2ActivitiesOrdered(weight, compulsory, act_id[0], act_id[1]);

	bool tmp2=gt.rules.addTimeConstraint(ctr);
	if(tmp2)
		QMessageBox::information(this, QObject::tr("FET information"),
			QObject::tr("Constraint added"));
	else{
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Constraint NOT added - please report error"));
		delete ctr;
	}
}