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implement delete-all-images function with pushbutton in slideshow viewer

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This commit is contained in:
Axel Kohlmeyer
2024-07-16 22:54:38 -04:00
parent dc84078156
commit 1b9302299a
5 changed files with 17 additions and 2 deletions
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16
tools/lammps-gui/slideshow.cpp
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@ -19,6 +19,7 @@
#include <QApplication>
#include <QDialogButtonBox>
#include <QDir>
#include <QFile>
#include <QFileDialog>
#include <QFileInfo>
#include <QGuiApplication>
@ -75,6 +76,9 @@ SlideShow::SlideShow(const QString &fileName, QWidget *parent) :
tomovie->setToolTip("Export to movie file");
tomovie->setEnabled(has_exe("ffmpeg"));
auto *totrash = new QPushButton(QIcon(":/icons/trash.png"), "");
totrash->setToolTip("Delete all image files");
auto *gofirst = new QPushButton(QIcon(":/icons/go-first.png"), "");
gofirst->setToolTip("Go to first Image");
auto *goprev = new QPushButton(QIcon(":/icons/go-previous-2.png"), "");
@ -101,6 +105,7 @@ SlideShow::SlideShow(const QString &fileName, QWidget *parent) :
normal->setToolTip("Reset zoom to normal");
connect(tomovie, &QPushButton::released, this, &SlideShow::movie);
connect(totrash, &QPushButton::released, this, &SlideShow::delete_images);
connect(gofirst, &QPushButton::released, this, &SlideShow::first);
connect(goprev, &QPushButton::released, this, &SlideShow::prev);
connect(goplay, &QPushButton::released, this, &SlideShow::play);
@ -115,6 +120,7 @@ SlideShow::SlideShow(const QString &fileName, QWidget *parent) :
navLayout->addSpacerItem(new QSpacerItem(10, 10, QSizePolicy::Expanding, QSizePolicy::Minimum));
navLayout->addWidget(dummy);
navLayout->addWidget(tomovie);
navLayout->addWidget(totrash);
navLayout->addWidget(gofirst);
navLayout->addWidget(goprev);
navLayout->addWidget(goplay);
@ -157,6 +163,14 @@ void SlideShow::add_image(const QString &filename)
}
}
void SlideShow::delete_images()
{
for (const auto &file : imagefiles) {
QFile::remove(file);
}
clear();
}
void SlideShow::clear()
{
imagefiles.clear();
@ -316,7 +330,7 @@ void SlideShow::prev()
void SlideShow::loop()
{
auto *button = qobject_cast<QPushButton *>(sender());
do_loop = !do_loop;
do_loop = !do_loop;
button->setChecked(do_loop);
}