modifyconstraintteachermaxdaysperweekform.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

/***************************************************************************
                          modifyconstraintteachermaxdaysperweekform.cpp  -  description
                             -------------------
    begin                : Feb 10, 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 "modifyconstraintteachermaxdaysperweekform.h"
#include "timeconstraint.h"

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

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

ModifyConstraintTeacherMaxDaysPerWeekForm::ModifyConstraintTeacherMaxDaysPerWeekForm(ConstraintTeacherMaxDaysPerWeek* ctr)
{
	this->_ctr=ctr;
	
	compulsoryCheckBox->setChecked(ctr->compulsory);
	weightLineEdit->setText(QString::number(ctr->weight));
	
	updateMaxDaysSpinBox();
	updateTeachersComboBox();
	
	maxDaysSpinBox->setValue(ctr->maxDaysPerWeek);

	constraintChanged();
}

ModifyConstraintTeacherMaxDaysPerWeekForm::~ModifyConstraintTeacherMaxDaysPerWeekForm()
{
}

void ModifyConstraintTeacherMaxDaysPerWeekForm::updateTeachersComboBox(){
	teachersComboBox->clear();
	int i=0, j=-1;
	for(Teacher* tch=gt.rules.teachersList.first(); tch; tch=gt.rules.teachersList.next(), i++){
		teachersComboBox->insertItem(tch->name);
		if(tch->name==this->_ctr->teacher)
			j=i;
	}
	assert(j>=0);
	teachersComboBox->setCurrentItem(j);

	constraintChanged();
}

void ModifyConstraintTeacherMaxDaysPerWeekForm::updateMaxDaysSpinBox(){
	maxDaysSpinBox->setMinValue(0);
	maxDaysSpinBox->setMaxValue(gt.rules.nDaysPerWeek);	
}

void ModifyConstraintTeacherMaxDaysPerWeekForm::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("Teacher max days per week");
	s+="\n";
	s+=QObject::tr("Teacher=%1").arg(teachersComboBox->currentText());
	s+="\n";

	s+=QObject::tr("Max days per week=%1").arg(maxDaysSpinBox->value());
	s+="\n";

	currentConstraintTextEdit->setText(s);
}

void ModifyConstraintTeacherMaxDaysPerWeekForm::ok()
{
	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 max_days=maxDaysSpinBox->value();

	QString teacher_name=teachersComboBox->currentText();
	int teacher_ID=gt.rules.searchTeacher(teacher_name);
	if(teacher_ID<0){
		QMessageBox::warning(this, QObject::tr("FET information"),
			QObject::tr("Invalid teacher"));
		return;
	}

	this->_ctr->weight=weight;
	this->_ctr->compulsory=compulsory;
	this->_ctr->maxDaysPerWeek=max_days;
	this->_ctr->teacher=teacher_name;

	gt.rules.internalStructureComputed=false;
	
	this->close();
}

void ModifyConstraintTeacherMaxDaysPerWeekForm::cancel()
{
	this->close();
}