(C++) QFileDialogExample4

 

 

QFileDialog example 4: crafting a QFileDialog to save a file is a QFileDialog example.

 

• View a screenshot of 'CppQFileDialogExample4' (png)
• Download the Qt Creator project 'CppQFileDialogExample4' (zip)

Technical facts

 

Application type(s)

• Desktop application

Operating system(s) or programming environment(s)

• Lubuntu 15.04 (vivid)

IDE(s):

• Qt Creator 3.1.1

Project type:

• GUI application

C++ standard:

• C++11

Compiler(s):

• G++ 4.9.2

Libraries used:

• Qt: version 5.4.1 (32 bit)
• STL: GNU ISO C++ Library, version 4.9.2

 

 

 

 

 

Qt project file: ./CppQFileDialogExample4/CppQFileDialogExample4.pro

 

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QT       += core gui greaterThan(QT_MAJOR_VERSION, 4): QT += widgets QMAKE_CXXFLAGS += -std=c++11 TEMPLATE = app SOURCES += main.cpp

 

 

 

 

 

./CppQFileDialogExample4/main.cpp

 

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#include <cassert> #include <iostream> #include <QApplication> #include <QFileDialog> int main(int argc, char *argv[]) {   QApplication a(argc, argv);   QFileDialog d;   //enum ViewMode { Detail, List };   d.setViewMode(QFileDialog::Detail);   //enum FileMode { AnyFile, ExistingFile, Directory, ExistingFiles, DirectoryOnly };   d.setFileMode(QFileDialog::AnyFile);   //enum AcceptMode { AcceptOpen, AcceptSave };   d.setAcceptDrops(QFileDialog::AcceptSave);   //enum Option { ShowDirsOnly, DontResolveSymlinks, DontConfirmOverwrite, DontUseSheet, DontUseNativeDialog, ReadOnly, HideNameFilterDetails }   //Without QFileDialog::DontUseNativeDialog there will not be an edit box to supply   //a filename, under Lubuntu 13.04 (raring)   d.setOptions(QFileDialog::DontUseNativeDialog);   d.setWindowTitle("Save"); //Otherwise it states 'Open'   d.exec();   if (d.result() == QDialog::Accepted)   {     std::cout << "Number of files selected: " << d.selectedFiles().size() << '\n';     const auto v = d.selectedFiles();     for (auto s: v) std::cout << s.toStdString() << '\n';   }   else   {     assert(d.result() == QDialog::Rejected);     std::cout << "Dialog closed with cancel or close\n";   } } /* Example output: Number of files selected: 1 /home/richel/ProjectRichelBilderbeek/Test/CppQFileDialogExample4/mynewfile.txt */