QT-模态对话框获取数据

mydialog.h:

mainwindow.h:

#ifndef MAINWINDOW_H

#define MAINWINDOW_H

#include <QMainWindow>

#include<QLabel>

class MainWindow : public QMainWindow

{

    Q_OBJECT

public:

    MainWindow(QWidget *parent = 0);

    ~MainWindow();

private slots:

    void setting();

private:

    QAction *setAction;

    QLabel *label;

};

#endif // MAINWINDOW_H

mydialog.h:

#ifndef MYDIALOG_H

#define MYDIALOG_H

#include <QDialog>

#include<QString>

namespace Ui {

class myDialog;

}

class myDialog : public QDialog

{

    Q_OBJECT

public:

    explicit myDialog(QWidget *parent = 0);

    ~myDialog();

    QString getProjectPath();

    QString getCompiler();

    QString getColorPlan();

    bool getIndent();

    bool getAutoComplete();

private:

    Ui::myDialog *ui;

};

#endif // MYDIALOG_H

mainwindow.cpp:

#include "mainwindow.h"

#include<QMenuBar>

#include<QToolBar>

#include<QStatusBar>

#include<QAction>

#include "mydialog.h"

MainWindow::MainWindow(QWidget *parent)

    : QMainWindow(parent)

{

setAction = new QAction(QIcon(":open.jpg"),tr("选项"),this);

setAction->setStatusTip(tr("环境设定"));

connect(setAction,&QAction::triggered,this,&MainWindow::setting);

QMenu *tool=menuBar()->addMenu(tr("工具"));

tool->addAction(setAction);

QToolBar *toolbar=addToolBar(tr("工具"));

toolbar->addAction(setAction);

QStatusBar *status = statusBar();

status->addAction(setAction);

resize(300,200);

label= new QLabel("",this);

label->setGeometry(0,70,300,140);

}

MainWindow::~MainWindow()

{

}

void MainWindow::setting()

{

myDialog dialog(this);

if(dialog.exec()==QDialog::Accepted)

{

    QString s;

    s="工程目录： "+dialog.getProjectPath()+"\n";

    s=s+"编译环境： "+dialog.getCompiler()+"\n";

    s=s+"高亮显示: "+dialog.getColorPlan()+"\n";

    if(dialog.getIndent())

    s=s+"智能缩进： 是"+"\n";

    else

        s=s+"智能缩进：否"+"\n";

    if(dialog.getAutoComplete())

    s=s+"代码补全：是"+"\n";

    else

        s=s+"代码补全：否"+"\n";

    label->setText(s);

}

}

mydialog.cpp:

#include "mydialog.h"

#include "ui_mydialog.h"

myDialog::myDialog(QWidget *parent) :

    QDialog(parent),

    ui(new Ui::myDialog)

{

    ui->setupUi(this);

}

myDialog::~myDialog()

{

    delete ui;

}

QString myDialog::getProjectPath()

{

QString s=ui->lineEdit->text();

return s;

}

QString myDialog::getCompiler()

{

if(ui->radioButton->isChecked())

    return QString("VC++  6.0");

else if(ui->radioButton_2->isChecked())

    return QString("VC++  2012");

else

    return QString("g++");

}

QString myDialog::getColorPlan()

{

QListWidgetItem *it =ui->listWidget->currentItem();

return it->text();

}

bool myDialog::getIndent()

{

if(ui->checkBox->isChecked())

    return true;

else

    return false;

}

bool myDialog::getAutoComplete()

{

    if(ui->checkBox_2->isChecked())

        return true;

    else

        return false;

}