Difference between revisions of "Qt/Widgets/FileDialogDefaultSuffix"

#include <QApplication>
 
#include "form.h"
 
int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    Form myForm;
    myForm.show();
    return app.exec();
}

#include <QtGui>
 
#include "form.h"
 
#include <iostream>
#include <string>
 
#include <QFileDialog>
#include <QString>
 
Form::Form(QWidget* parent)
    : QWidget(parent)
{
    setupUi(this);
}
 
void Form::on_btnSave_clicked()
{
#include <QtGui>
 
#include "form.h"
 
#include <iostream>
#include <string>
 
#include <QFileDialog>
#include <QString>
 
Form::Form(QWidget* parent)
    : QWidget(parent)
{
    setupUi(this);
}
 
void Form::on_btnSave_clicked()
{
  /*
  // This doesn't work because it still calls the static getSaveFileName
  QFileDialog dialog(this);
  //dialog.setFilter(".png .bmp");
  dialog.setNameFilter("*.png;;*.bmp");
  dialog.setDefaultSuffix("png");
  QString fileName = dialog.getSaveFileName();
  */
 
  QFileDialog dialog(this);
  dialog.setNameFilter("*.png;;*.bmp");
  dialog.setDefaultSuffix("png");
 
  dialog.exec();
 
  QString fileName = dialog.selectedFiles()[0];
 
  std::cout << "Set save filename: " << fileName.toStdString() << std::endl;
}

#ifndef FORM_H
#define FORM_H
 
#include <QWidget>
 
#include "ui_form.h"
 
class Form : public QWidget, private Ui::Form
{
    Q_OBJECT
 
public:
    Form(QWidget *parent = 0);
 
private slots:
    void on_btnSave_clicked();
 
};
 
#endif