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(C++) QPrintDialogExample1

 

QtQt CreatorLubuntu

 

QPrintDialog example 1 is a QPrintDialog example.

 

Technical facts

 

Application type(s)

Operating system(s) or programming environment(s)

IDE(s):

Project type:

C++ standard:

Compiler(s):

Libraries used:

 

 

 

 

 

Qt project file: ./CppQPrintDialogExample1/CppQPrintDialogExample1.pro

 

exists (../../DesktopApplication.pri) {
  include(../../DesktopApplication.pri)
}
!exists (../../DesktopApplication.pri) {
  QT += core printsupport
  QT += gui
  greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
  CONFIG   += console
  CONFIG   -= app_bundle
  TEMPLATE = app
  CONFIG(release, debug|release) {
    DEFINES += NDEBUG NTRACE_BILDERBIKKEL
  }
  QMAKE_CXXFLAGS += -std=c++11 -Wall -Wextra -Weffc++
  unix {
    QMAKE_CXXFLAGS += -Werror
  }
}

exists(../../Libraries/Boost.pri) {
  include(../../Libraries/Boost.pri)
}
!exists(../../Libraries/Boost.pri) {
  win32 {
    INCLUDEPATH += \
      ../../Libraries/boost_1_55_0
  }
}

SOURCES += main.cpp\
        qtdialog.cpp

HEADERS  += qtdialog.h

FORMS    += qtdialog.ui

 

 

 

 

 

./CppQPrintDialogExample1/main.cpp

 

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Weffc++"
#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#pragma GCC diagnostic ignored "-Wunused-but-set-parameter"
#include "qtdialog.h"
#include <QApplication>
#pragma GCC diagnostic pop

int main(int argc, char *argv[])
{
  QApplication a(argc, argv);
  QtDialog w;
  w.show();
  return a.exec();
}

 

 

 

 

 

./CppQPrintDialogExample1/qtdialog.h

 

#ifndef QTDIALOG_H
#define QTDIALOG_H

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Weffc++"
#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#pragma GCC diagnostic ignored "-Wunused-but-set-parameter"
#include <QDialog>
#pragma GCC diagnostic pop

namespace Ui {
  class QtDialog;
}

class QtDialog : public QDialog
{
  Q_OBJECT
  
public:
  explicit QtDialog(QWidget *parent = 0);
  QtDialog(const QtDialog&) = delete;
  QtDialog& operator=(const QtDialog&) = delete;
  ~QtDialog();
  
private slots:
  void on_button_clicked();

private:
  Ui::QtDialog *ui;
};

#endif // QTDIALOG_H

 

 

 

 

 

./CppQPrintDialogExample1/qtdialog.cpp

 

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Weffc++"
#pragma GCC diagnostic ignored "-Wunused-local-typedefs"
#pragma GCC diagnostic ignored "-Wunused-but-set-parameter"
#include "qtdialog.h"

#include <boost/shared_ptr.hpp>

#include <QPainter>
#include <QPrinter>
#include <QPrintDialog>

#include "ui_qtdialog.h"
#pragma GCC diagnostic pop

QtDialog::QtDialog(QWidget *parent) :
  QDialog(parent),
  ui(new Ui::QtDialog)
{
  ui->setupUi(this);
}

QtDialog::~QtDialog()
{
  delete ui;
}

void QtDialog::on_button_clicked()
{
  QPrinter printer;

  const boost::shared_ptr<QPrintDialog> print_dialog(new QPrintDialog(&printer));
  if (print_dialog->exec() != QDialog::Accepted)
  {
    return;
  }

  QPainter painter;

  painter.begin(&printer);
  this->render(&painter);
  painter.end();
}

 

 

 

 

 

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