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export to YAML functionality is only available if there is YAML format data

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This commit is contained in:
Axel Kohlmeyer
2024-07-17 04:14:51 -04:00
parent d277a12e43
commit 5afde3f0f5
3 changed files with 26 additions and 7 deletions
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2
tools/lammps-gui/CMakeLists.txt
View File

@ -1,6 +1,6 @@
cmake_minimum_required(VERSION 3.16)
project(lammps-gui VERSION 1.6.1 LANGUAGES CXX)
project(lammps-gui VERSION 1.6.2 LANGUAGES CXX)
set(CMAKE_AUTOUIC ON)
set(CMAKE_AUTOMOC ON)

21
tools/lammps-gui/logwindow.cpp
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@ -30,6 +30,8 @@
#include <QString>
#include <QTextStream>
const QString LogWindow::yaml_regex = QStringLiteral("^(keywords:.*$|data:$|---$|\\.\\.\\.$| - \\[.*\\]$)");
LogWindow::LogWindow(const QString &_filename, QWidget *parent) :
QPlainTextEdit(parent), filename(_filename)
{
@ -97,23 +99,35 @@ void LogWindow::save_as()
file.close();
}
bool LogWindow::check_yaml()
{
QRegularExpression is_yaml(yaml_regex);
QStringList lines = toPlainText().split('\n');
for (const auto &line : lines)
if (is_yaml.match(line).hasMatch()) return true;
return false;
}
void LogWindow::extract_yaml()
{
// ignore if no YAML format lines in buffer
if (!check_yaml()) return;
QString defaultname = filename + ".yaml";
if (filename.isEmpty()) defaultname = "lammps.yaml";
QString yamlFileName = QFileDialog::getSaveFileName(this, "Save YAML data to File", defaultname,
"YAML files (*.yaml *.yml)");
// cannot save without filename
if (yamlFileName.isEmpty()) return;
QFileInfo path(yamlFileName);
QFile file(path.absoluteFilePath());
if (!file.open(QIODevice::WriteOnly | QFile::Text)) {
QMessageBox::warning(this, "Warning", "Cannot save file: " + file.errorString());
return;
}
QRegularExpression is_yaml("^(keywords:.*$|data:$|---$|\\.\\.\\.$| - \\[.*\\]$)");
QRegularExpression is_yaml(yaml_regex);
QTextStream out(&file);
QStringList lines = toPlainText().split('\n');
for (const auto &line : lines) {
@ -131,10 +145,13 @@ void LogWindow::contextMenuEvent(QContextMenuEvent *event)
action->setIcon(QIcon(":/icons/document-save-as.png"));
action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_S));
connect(action, &QAction::triggered, this, &LogWindow::save_as);
// only show export-to-yaml entry if there is YAML format content.
if (check_yaml()) {
action = menu->addAction(QString("&Export YAML Data to File ..."));
action->setIcon(QIcon(":/icons/yaml-file-icon.png"));
action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_Y));
connect(action, &QAction::triggered, this, &LogWindow::extract_yaml);
}
action = menu->addAction("&Close Window", this, &QWidget::close);
action->setIcon(QIcon(":/icons/window-close.png"));
action->setShortcut(QKeySequence(Qt::CTRL | Qt::Key_W));

2
tools/lammps-gui/logwindow.h
View File

@ -32,9 +32,11 @@ protected:
void closeEvent(QCloseEvent *event) override;
void contextMenuEvent(QContextMenuEvent *event) override;
bool eventFilter(QObject *watched, QEvent *event) override;
bool check_yaml();
private:
QString filename;
static const QString yaml_regex;
};
#endif