Вызов одной формы через другую.

#include "ctf.h"
#include "ui_ctf.h"
#include "Global.h"
#include "cvoqf.h" <= Вот здесь подключил
#include <QtGui>
#include <QWidget>
#include <QDialog>
 
 int Global::k=0;
 
 
 CTF::CTF(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::CTF)
{
    ui->setupUi(this);

CVOQF *Form=new CVOQF();
    Form->show();

#include "cvoqf.h"
#include "ui_cvoqf.h"
 
CVOQF::CVOQF(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::CVOQF)                      <=
{
    ui->setupUi(this);
}
 
CVOQF::~CVOQF()
{
    delete ui;

#ifndef DIALOGS_H
#define DIALOGS_H
 
#include <QtGui>
 
class Dialog : public QDialog {
    Q_OBJECT
    QLineEdit * pleFirstName;
    QLineEdit * pleSecondName;
public:
    Dialog(QWidget * parent = 0);
    QString getFirstName() const;
    QString getSecondName() const;
};
 
class MainWindow : public QMainWindow {
    Q_OBJECT
    QLabel * plabFirstName;
    QLabel * plabSecondName;
public:
    MainWindow(QWidget * parent = 0);
public slots:
    void slotAskForName();
};
 
#endif // DIALOGS_H

#include <QApplication>
#include "dialogs.h"
 
Dialog::Dialog(QWidget *parent) : QDialog(parent){
    pleFirstName = new QLineEdit();
    pleSecondName = new QLineEdit();
 
    QLabel * plabFirstName = new QLabel("&First name:");
    plabFirstName->setBuddy(pleFirstName);
    QLabel * plabSecondName = new QLabel("&Second name:");
    plabSecondName->setBuddy(pleSecondName);
 
    QPushButton * pbtnOk = new QPushButton("&Ok");
    connect(pbtnOk, SIGNAL(clicked()), SLOT(accept()));
    QPushButton * pbtnCancel = new QPushButton("&Cancel");
    connect(pbtnCancel, SIGNAL(clicked()), SLOT(reject()));
 
    QGridLayout * pGridLayout = new QGridLayout();
    pGridLayout->addWidget(plabFirstName, 0, 0);
    pGridLayout->addWidget(pleFirstName, 0, 1);
    pGridLayout->addWidget(plabSecondName, 1, 0);
    pGridLayout->addWidget(pleSecondName, 1, 1);
    pGridLayout->addWidget(pbtnOk, 2, 0);
    pGridLayout->addWidget(pbtnCancel, 2, 1);
 
    setLayout(pGridLayout);
}
 
QString Dialog::getFirstName() const {
    return pleFirstName->text();
}
 
QString Dialog::getSecondName() const {
    return pleSecondName->text();
}
 
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
    plabFirstName = new QLabel("Unknown");
    plabSecondName = new QLabel("Unknown");
    QLabel * plabFNLabel = new QLabel("First name:");
    QLabel * plabSNLabel = new QLabel("Second name:");
    QPushButton * pbtnAsk = new QPushButton("&Ask for name");
 
    connect(pbtnAsk, SIGNAL(clicked()), SLOT(slotAskForName()));
 
    QGridLayout * pGridLayout = new QGridLayout();
    pGridLayout->addWidget(plabFNLabel, 0, 0);
    pGridLayout->addWidget(plabFirstName, 0, 1);
    pGridLayout->addWidget(plabSNLabel, 1, 0);
    pGridLayout->addWidget(plabSecondName, 1, 1);
 
    QVBoxLayout * pVBoxLayout = new QVBoxLayout();
    pVBoxLayout->addLayout(pGridLayout);
    pVBoxLayout->addWidget(pbtnAsk);
 
    QWidget * pWgt = new QWidget();
    pWgt->setLayout(pVBoxLayout);
    setCentralWidget(pWgt);
}
 
void MainWindow::slotAskForName(){
    Dialog * pDialog = new Dialog(this);
 
    if ( pDialog->exec() == QDialog::Accepted ){
        plabFirstName->setText(pDialog->getFirstName());
        plabSecondName->setText(pDialog->getSecondName());
    }
 
    delete pDialog;
}
 
 
///////////////////////////////////////////////////////
//                  application                      //
///////////////////////////////////////////////////////
 
int main(int argc, char **argv){
    QApplication app(argc, argv);
    MainWindow win;
 
    win.show();
 
    return app.exec();
}