mirror of
https://github.com/tumic0/GPXSee.git
synced 2024-10-06 23:03:22 +02:00
77 lines
1.8 KiB
C++
77 lines
1.8 KiB
C++
#include <QPushButton>
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#include <QToolButton>
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#include <QFileDialog>
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#include <QHBoxLayout>
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#include <QFileInfo>
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#include <QApplication>
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#include <QFontMetrics>
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#include "fileselectwidget.h"
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FileSelectWidget::FileSelectWidget(QWidget *parent) : QWidget(parent)
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{
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_edit = new QLineEdit();
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#ifndef Q_OS_ANDROID
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QFontMetrics fm(QApplication::font());
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_edit->setMinimumWidth(fm.averageCharWidth() * (QDir::homePath().length()
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+ 12));
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#endif // Q_OS_ANDROID
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#ifdef Q_OS_WIN32
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_button = new QPushButton("...");
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_button->setMaximumWidth(_button->sizeHint().width() / 2);
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#else // Q_OS_WIN32
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_button = new QToolButton();
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_button->setText("...");
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#endif // Q_OS_WIN32
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connect(_button, &QToolButton::clicked, this, &FileSelectWidget::browse);
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QHBoxLayout *layout = new QHBoxLayout();
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layout->setContentsMargins(QMargins());
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layout->addWidget(_edit);
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layout->addWidget(_button);
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setLayout(layout);
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QSizePolicy p(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed);
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setSizePolicy(p);
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}
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void FileSelectWidget::browse()
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{
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QFileInfo fi(_edit->text());
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QString fileName = QFileDialog::getSaveFileName(this, tr("Select file"),
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fi.dir().absolutePath(), _filter);
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if (!fileName.isEmpty())
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_edit->setText(fileName);
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}
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bool FileSelectWidget::checkFile(QString &error) const
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{
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if (_edit->text().isEmpty()) {
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error = tr("No output file selected.");
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return false;
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}
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QFile file(_edit->text());
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QFileInfo fi(file);
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bool exists = fi.exists();
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bool opened = false;
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if (exists && fi.isDir()) {
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error = tr("%1 is a directory.").arg(file.fileName());
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return false;
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} else if ((exists && !fi.isWritable())
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|| !(opened = file.open(QFile::Append))) {
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error = tr("%1 is not writable.").arg(file.fileName());
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return false;
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}
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if (opened) {
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file.close();
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if (!exists)
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file.remove();
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}
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return true;
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}
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