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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/View/Widget/FileDialog4Project.cpp
//! @brief Implements class FileDialog4Project.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "GUI/View/Widget/FileDialog4Project.h"
#include "GUI/Model/Project/ProjectDocument.h"
#include "GUI/Model/Project/ProjectUtil.h"
#include "GUI/View/Widget/AppConfig.h"
#include <QFileDialog>
#include <QGroupBox>
#include <QPushButton>
#include <QVBoxLayout>
FileDialog4Project::FileDialog4Project(QWidget* parent, const QString& workingDirectory,
const QString& projectName)
: QDialog(parent)
, m_project_name_edit(new QLineEdit)
, m_work_dir_edit(new QLineEdit)
, m_browse_button(nullptr)
, m_warning_label(new QLabel)
, m_cancel_button(nullptr)
, m_create_button(nullptr)
, m_valid_project_name(true)
, m_valid_project_path(true)
{
setMinimumSize(480, 280);
setWindowTitle("Save project");
auto* nameLabel = new QLabel("Project name:");
m_project_name_edit->setText(projectName);
connect(m_project_name_edit, &QLineEdit::textEdited, this,
&FileDialog4Project::checkIfProjectNameIsValid);
nameLabel->setBuddy(m_project_name_edit);
auto* parentDirLabel = new QLabel("Save in:");
m_work_dir_edit->setText(QDir::toNativeSeparators(QDir::homePath()));
connect(m_work_dir_edit, &QLineEdit::textEdited, this,
&FileDialog4Project::checkIfProjectPathIsValid);
parentDirLabel->setBuddy(m_work_dir_edit);
m_browse_button = new QPushButton("Browse");
connect(m_browse_button, &QPushButton::clicked, this, &FileDialog4Project::onBrowseDirectory);
m_create_button = new QPushButton("Save");
connect(m_create_button, &QPushButton::clicked, this, &FileDialog4Project::createProjectDir);
m_create_button->setDefault(true);
m_cancel_button = new QPushButton("Cancel");
connect(m_cancel_button, &QPushButton::clicked, this, &FileDialog4Project::reject);
auto* projectGroup = new QGroupBox("Project name and location");
auto* layout = new QGridLayout;
layout->addWidget(nameLabel, 0, 0);
layout->addWidget(m_project_name_edit, 0, 1);
layout->addWidget(parentDirLabel, 1, 0);
layout->addWidget(m_work_dir_edit, 1, 1);
layout->addWidget(m_browse_button, 1, 2);
projectGroup->setLayout(layout);
auto* buttonsLayout = new QHBoxLayout;
buttonsLayout->addStretch(1);
buttonsLayout->addWidget(m_create_button);
buttonsLayout->addWidget(m_cancel_button);
auto* mainLayout = new QVBoxLayout;
mainLayout->addWidget(projectGroup);
mainLayout->addWidget(m_warning_label);
mainLayout->addStretch();
mainLayout->addLayout(buttonsLayout);
setLayout(mainLayout);
setWorkingDirectory(workingDirectory);
}
QString FileDialog4Project::getWorkingDirectory() const
{
return QDir::fromNativeSeparators(m_work_dir_edit->text());
}
void FileDialog4Project::setWorkingDirectory(const QString& text)
{
m_work_dir_edit->setText(QDir::toNativeSeparators(text));
}
QString FileDialog4Project::getProjectFileName() const
{
QString projectDir = getWorkingDirectory() + QString("/") + getProjectName();
QString projectFile = getProjectName() + GUI::Util::Project::projectFileExtension;
return projectDir + QString("/") + projectFile;
}
//! calls directory selection dialog
void FileDialog4Project::onBrowseDirectory()
{
QFileDialog::Options options = QFileDialog::DontResolveSymlinks | QFileDialog::ShowDirsOnly;
const QString dirname =
QFileDialog::getExistingDirectory(this, "Select directory", getWorkingDirectory(), options);
if (dirname.isEmpty())
return;
checkIfProjectPathIsValid(dirname);
checkIfProjectNameIsValid(getProjectName());
}
//! Checks whether ProjectPath is valid and sets warning state accordingly. Corresponding directory
//! should exists.
void FileDialog4Project::checkIfProjectPathIsValid(const QString& dirname)
{
if (QFile::exists(dirname)) {
setValidProjectPath(true);
setWorkingDirectory(dirname);
} else {
setValidProjectPath(false);
}
updateWarningStatus();
}
//! Checks whether project name is valid and sets warning state accordingly. There should not be the
//! directory with such name in ProjectPath
void FileDialog4Project::checkIfProjectNameIsValid(const QString& projectName)
{
const QDir projectDir = getWorkingDirectory() + "/" + projectName;
setValidProjectName(!projectDir.exists());
updateWarningStatus();
}
//! sets flags whether project name is valid and then updates color of LineEdit
//! and warning message
void FileDialog4Project::setValidProjectName(bool status)
{
m_valid_project_name = status;
QPalette palette;
palette.setColor(QPalette::Text, m_valid_project_path ? Qt::black : Qt::darkRed);
m_project_name_edit->setPalette(palette);
}
//! sets flags wether project path is valid and then updates color of LineEdit
//! and warning message
void FileDialog4Project::setValidProjectPath(bool status)
{
m_valid_project_path = status;
QPalette palette;
palette.setColor(QPalette::Text, m_valid_project_path ? Qt::black : Qt::darkRed);
m_work_dir_edit->setPalette(palette);
}
//! updates warning label depending on validity of project name and path
void FileDialog4Project::updateWarningStatus()
{
if (m_valid_project_path && m_valid_project_name) {
m_create_button->setEnabled(true);
m_warning_label->setText("");
} else if (!m_valid_project_path) {
m_create_button->setEnabled(false);
m_warning_label->setText("<font color='darkRed'> The path '"
+ QDir::toNativeSeparators(getWorkingDirectory())
+ "' does not exist. </font>");
} else if (!m_valid_project_name) {
m_create_button->setEnabled(false);
if (getProjectName().isEmpty())
m_warning_label->setText("<font color='darkRed'> Please specify project name. </font>");
else {
m_warning_label->setText("<font color='darkRed'> The directory '" + getProjectName()
+ "' already exists. </font>");
}
}
}
//! creates directory with selected ProjectName in selected ProjectPath
void FileDialog4Project::createProjectDir()
{
QDir parentDir = getWorkingDirectory();
if (!parentDir.mkdir(getProjectName())) {
m_warning_label->setText("<font color='darkRed'> Cannot make subdirectory' '"
+ getProjectName() + "' in '"
+ QDir::toNativeSeparators(getWorkingDirectory()) + "' </font>");
} else {
accept();
}
}
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