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oak-editor/app/dialog/preferences/tabs/preferencesdisktab.cpp
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/***
Olive - Non-Linear Video Editor
Copyright (C) 2021 Olive Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#include "preferencesdisktab.h"
#include <QDir>
#include <QFileDialog>
#include <QGridLayout>
#include <QGroupBox>
#include <QLabel>
#include <QMessageBox>
#include "common/filefunctions.h"
namespace olive {
PreferencesDiskTab::PreferencesDiskTab()
{
// Get default disk cache folder
default_disk_cache_folder_ = DiskManager::instance()->GetDefaultCacheFolder();
QVBoxLayout* outer_layout = new QVBoxLayout(this);
QGroupBox* disk_management_group = new QGroupBox(tr("Disk Management"));
outer_layout->addWidget(disk_management_group);
QGridLayout* disk_management_layout = new QGridLayout(disk_management_group);
int row = 0;
disk_management_layout->addWidget(new QLabel(tr("Disk Cache Location:")), row, 0);
disk_cache_location_ = new PathWidget(default_disk_cache_folder_->GetPath());
disk_management_layout->addWidget(disk_cache_location_, row, 1);
row++;
QPushButton* disk_cache_settings_btn = new QPushButton(tr("Disk Cache Settings"));
connect(disk_cache_settings_btn, &QPushButton::clicked, this, [this](){
DiskManager::instance()->ShowDiskCacheSettingsDialog(disk_cache_location_->text(), this);
});
disk_management_layout->addWidget(disk_cache_settings_btn, row, 1);
row++;
QGroupBox* cache_behavior = new QGroupBox(tr("Cache Behavior"));
outer_layout->addWidget(cache_behavior);
QGridLayout* cache_behavior_layout = new QGridLayout(cache_behavior);
row = 0;
cache_behavior_layout->addWidget(new QLabel(tr("Cache Ahead:")), row, 0);
cache_ahead_slider_ = new FloatSlider();
cache_ahead_slider_->SetFormat(tr("%1 seconds"));
cache_ahead_slider_->SetMinimum(0);
cache_ahead_slider_->SetValue(Config::Current()["DiskCacheAhead"].value<rational>().toDouble());
cache_behavior_layout->addWidget(cache_ahead_slider_, row, 1);
cache_behavior_layout->addWidget(new QLabel(tr("Cache Behind:")), row, 2);
cache_behind_slider_ = new FloatSlider();
cache_behind_slider_->SetMinimum(0);
cache_behind_slider_->SetFormat(tr("%1 seconds"));
cache_behind_slider_->SetValue(Config::Current()["DiskCacheBehind"].value<rational>().toDouble());
cache_behavior_layout->addWidget(cache_behind_slider_, row, 3);
outer_layout->addStretch();
}
bool PreferencesDiskTab::Validate()
{
if (disk_cache_location_->text() != default_disk_cache_folder_->GetPath()) {
// Disk cache location is changing
// Check if the user is okay with invalidating the current cache
if (!DiskManager::ShowDiskCacheChangeConfirmationDialog(this)) {
return false;
}
// Check validity of the new path
if (!FileFunctions::DirectoryIsValid(disk_cache_location_->text())) {
QMessageBox::critical(this,
tr("Disk Cache"),
tr("Failed to set disk cache location. Access was denied."));
return false;
}
}
return true;
}
void PreferencesDiskTab::Accept(MultiUndoCommand *command)
{
Q_UNUSED(command)
if (disk_cache_location_->text() != default_disk_cache_folder_->GetPath()) {
default_disk_cache_folder_->SetPath(disk_cache_location_->text());
}
Config::Current()["DiskCacheBehind"] = QVariant::fromValue(rational::fromDouble(cache_behind_slider_->GetValue()));
Config::Current()["DiskCacheAhead"] = QVariant::fromValue(rational::fromDouble(cache_ahead_slider_->GetValue()));
}
}