source: tspsg-svn/trunk/src/mainwindow.cpp @ 10

/*

 *  TSPSG - TSP Solver and Generator

 *  Copyright (C) 2007 Lёppa <lacontacts[at]gmail[dot]com>

 *

 *  $Id: mainwindow.cpp 6 2007-10-14 16:23:11Z laleppa $

 *  $URL: https://tspsg.svn.sourceforge.net/svnroot/tspsg/trunk/src/mainwindow.cpp $

 *

 *  This file is part of TSPSG.

 *

 *  TSPSG 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 3 of the License, or

 *  (at your option) any later version.

 *

 *  TSPSG 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 TSPSG.  If not, see <http://www.gnu.org/licenses/>.

 */



#include <QtGui>

#include "mainwindow.h"



// TODO: Saving window state on close



MainWindow::MainWindow(QWidget *parent)

        : QMainWindow(parent), randMin(1), randMax(10)

{

        setupUi(this);

        connect(actionSettingsSettings,SIGNAL(triggered()),this,SLOT(ChangeSettings()));

        connect(buttonSolve,SIGNAL(clicked()),this,SLOT(Solve()));

        connect(buttonRandom,SIGNAL(clicked()),this,SLOT(Random()));

        connect(spinCities,SIGNAL(valueChanged(int)),this,SLOT(CitiesNumberChanged(int)));

        // Centering MainWindow

        // TODO: Loading of saved window state

QRect rect = geometry();

    rect.moveCenter(QApplication::desktop()->screenGeometry(QApplication::desktop()->primaryScreen()).center());

        setGeometry(rect);

        PrepareTable();

}



void MainWindow::PrepareTable()

{

QTableWidgetItem *item;

        for (int y = 0; y < spinCities->value(); y++) {

                item = new QTableWidgetItem(trUtf8("Город ") + QVariant(y + 1).toString());

                tableTask->setVerticalHeaderItem(y,item);

                item = new QTableWidgetItem(trUtf8("Город ") + QVariant(y + 1).toString());

                tableTask->setHorizontalHeaderItem(y,item);

                for (int x = 0; x < spinCities->value(); x++) {

                        if (y == x) {

                                item = new QTableWidgetItem("...");

                                item->setFlags(item->flags() ^ Qt::ItemIsEditable);

                        } else {

                                item = new QTableWidgetItem(QVariant(randMin + qrand() * randMax / RAND_MAX).toString());

QFont font = item->font();

                                font.setBold(true);

                                item->setFont(font);

                        }

                        item->setTextAlignment(Qt::AlignCenter);

                        tableTask->setItem(x,y,item);

                }

        }

        tableTask->resizeRowsToContents();

        tableTask->resizeColumnsToContents();

}



void MainWindow::CitiesNumberChanged(int n)

{

bool increased = tableTask->rowCount() < n ? true : false;

        tableTask->setRowCount(n);

        tableTask->setColumnCount(n);

        for (int k = 0; k < n; k++)

//              tableTask->setColumnWidth(k,tableTask->viewport()->width() / n);

        // If number of cities increased we need to reset headers and set

        // appropriate sizes for new column and row.

        if (increased) {

QTableWidgetItem *item = new QTableWidgetItem(trUtf8("Город ") + QVariant(n).toString());

                tableTask->setVerticalHeaderItem(n - 1,item);

                item = new QTableWidgetItem(trUtf8("Город ") + QVariant(n).toString());

                tableTask->setHorizontalHeaderItem(n - 1,item);

                tableTask->resizeRowToContents(n - 1);

                tableTask->resizeColumnToContents(n - 1);

                item = new QTableWidgetItem("...");

                item->setFlags(item->flags() ^ Qt::ItemIsEditable);

                tableTask->setItem(spinCities->value() - 1,spinCities->value() - 1,item);

                for (int k = 0; k < spinCities->value() - 1; k++) {

                        item = new QTableWidgetItem(QVariant(randMin + qrand() * randMax / RAND_MAX).toString());

QFont font = item->font();

                        font.setBold(true);

                        item->setFont(font);

                        tableTask->setItem(k,spinCities->value() - 1,item);

                        item = new QTableWidgetItem(QVariant(randMin + qrand() * randMax / RAND_MAX).toString());

                        font = item->font();

                        font.setBold(true);

                        item->setFont(font);

                        tableTask->setItem(spinCities->value() - 1,k,item);

                }

        }

}



void MainWindow::ChangeSettings()

{

SettingsDialog sd(this);

        sd.spinRandMin->setValue(randMin);

        sd.spinRandMax->setValue(randMax);

        if (sd.exec() == QDialog::Accepted) {

                randMin = sd.spinRandMin->value();

                randMax = sd.spinRandMax->value();

        }

}



void MainWindow::Random()

{

        for (int y = 0; y < spinCities->value(); y++)

                for (int x = 0; x < spinCities->value(); x++)

                        if (x != y)

                                tableTask->item(x,y)->setText(QVariant(randMin + qrand() * randMax / RAND_MAX).toString());

}



void MainWindow::Solve()

{

        tabWidget->setCurrentIndex(1);

        // TODO: Task solving goes here :-)

}