src/settings/general/configurepreviewplugindialog.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2011 Peter Penz <peter.penz19@gmail.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-or-later
   5  */
   6
   7 #include "configurepreviewplugindialog.h"
   8
   9 #if KIOWIDGETS_BUILD_DEPRECATED_SINCE(5, 87)
  10
  11 #include <KIO/DeleteJob>
  12 #include <KIO/JobUiDelegate>
  13 #include <KIO/ThumbCreator>
  14 #include <KJobWidgets>
  15 #include <KLocalizedString>
  16 #include <QPluginLoader>
  17
  18 #include <QDialogButtonBox>
  19 #include <QPushButton>
  20 #include <QStandardPaths>
  21 #include <QUrl>
  22 #include <QVBoxLayout>
  23
  24 ConfigurePreviewPluginDialog::ConfigurePreviewPluginDialog(const QString& pluginName,
  25                                                            const QString& desktopEntryName,
  26                                                            QWidget* parent) :
  27     QDialog(parent)
  28 {
  29     QSharedPointer<ThumbCreator> previewPlugin;
  30     const QString pluginPath = QPluginLoader(desktopEntryName).fileName();
  31     if (!pluginPath.isEmpty()) {
  32         newCreator create = (newCreator)QLibrary::resolve(pluginPath, "new_creator");
  33         if (create) {
  34             previewPlugin.reset(dynamic_cast<ThumbCreator*>(create()));
  35         }
  36     }
  37
  38     setWindowTitle(i18nc("@title:window", "Configure Preview for %1", pluginName));
  39     setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Minimum);
  40     setMinimumWidth(400);
  41
  42     auto layout = new QVBoxLayout(this);
  43
  44     if (previewPlugin) {
  45         auto configurationWidget = previewPlugin->createConfigurationWidget();
  46         configurationWidget->setParent(this);
  47         layout->addWidget(configurationWidget);
  48
  49         layout->addStretch();
  50
  51         connect(this, &ConfigurePreviewPluginDialog::accepted, this, [=] {
  52             // TODO: It would be great having a mechanism to tell PreviewJob that only previews
  53             // for a specific MIME-type should be regenerated. As this is not available yet we
  54             // delete the whole thumbnails directory.
  55             previewPlugin->writeConfiguration(configurationWidget);
  56
  57             // https://specifications.freedesktop.org/thumbnail-spec/thumbnail-spec-latest.html#DIRECTORY
  58             const QString thumbnailsPath = QStandardPaths::writableLocation(QStandardPaths::GenericCacheLocation) + QLatin1String("/thumbnails/");
  59             KIO::del(QUrl::fromLocalFile(thumbnailsPath), KIO::HideProgressInfo);
  60         });
  61     }
  62
  63     auto buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, this);
  64     connect(buttonBox, &QDialogButtonBox::accepted, this, &ConfigurePreviewPluginDialog::accept);
  65     connect(buttonBox, &QDialogButtonBox::rejected, this, &ConfigurePreviewPluginDialog::reject);
  66     layout->addWidget(buttonBox);
  67
  68     auto okButton = buttonBox->button(QDialogButtonBox::Ok);
  69     okButton->setShortcut(Qt::CTRL | Qt::Key_Return);
  70     okButton->setDefault(true);
  71 }
  72
  73 #endif // KIO_VERSION