src/trash/dolphintrash.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2012 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2018 Roman Inflianskas <infroma@gmail.com>
   4  *
   5  * SPDX-License-Identifier: GPL-2.0-or-later
   6  */
   7
   8 #include "dolphintrash.h"
   9
  10 #include <KConfig>
  11 #include <KConfigGroup>
  12 #include <KLocalizedString>
  13 #include <KNotification>
  14 #include <QList>
  15
  16 #include <kio_version.h>
  17 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
  18 #include <KIO/DeleteOrTrashJob>
  19 #else
  20 #include <KIO/JobUiDelegate>
  21 #include <KJobWidgets>
  22 #endif
  23
  24 Trash::Trash()
  25     : m_trashDirLister(new KDirLister())
  26 {
  27     // The trash icon must always be updated dependent on whether
  28     // the trash is empty or not. We use a KDirLister that automatically
  29     // watches for changes if the number of items has been changed.
  30     m_trashDirLister->setAutoErrorHandlingEnabled(false);
  31     m_trashDirLister->setDelayedMimeTypes(true);
  32     auto trashDirContentChanged = [this]() {
  33         bool isTrashEmpty = m_trashDirLister->items().isEmpty();
  34         Q_EMIT emptinessChanged(isTrashEmpty);
  35     };
  36     connect(m_trashDirLister, &KCoreDirLister::completed, this, trashDirContentChanged);
  37     connect(m_trashDirLister, &KDirLister::itemsDeleted, this, trashDirContentChanged);
  38     m_trashDirLister->openUrl(QUrl(QStringLiteral("trash:/")));
  39 }
  40
  41 Trash::~Trash()
  42 {
  43     delete m_trashDirLister;
  44 }
  45
  46 Trash &Trash::instance()
  47 {
  48     static Trash result;
  49     return result;
  50 }
  51
  52 static void notifyEmptied()
  53 {
  54     // As long as KIO doesn't do this, do it ourselves
  55     KNotification::event(QStringLiteral("Trash: emptied"),
  56                          i18n("Trash Emptied"),
  57                          i18n("The Trash was emptied."),
  58                          QStringLiteral("user-trash"),
  59                          nullptr,
  60                          KNotification::DefaultEvent);
  61 }
  62
  63 void Trash::empty(QWidget *window)
  64 {
  65 #if KIO_VERSION >= QT_VERSION_CHECK(5, 100, 0)
  66     using Iface = KIO::AskUserActionInterface;
  67     auto *emptyJob = new KIO::DeleteOrTrashJob(QList<QUrl>{}, Iface::EmptyTrash, Iface::DefaultConfirmation, window);
  68     QObject::connect(emptyJob, &KIO::Job::result, notifyEmptied);
  69     emptyJob->start();
  70 #else
  71     KIO::JobUiDelegate uiDelegate;
  72     uiDelegate.setWindow(window);
  73     bool confirmed = uiDelegate.askDeleteConfirmation(QList<QUrl>(), KIO::JobUiDelegate::EmptyTrash, KIO::JobUiDelegate::DefaultConfirmation);
  74     if (confirmed) {
  75         KIO::Job *job = KIO::emptyTrash();
  76         KJobWidgets::setWindow(job, window);
  77         job->uiDelegate()->setAutoErrorHandlingEnabled(true);
  78         QObject::connect(job, &KIO::Job::result, notifyEmptied);
  79     }
  80 #endif
  81 }
  82
  83 bool Trash::isEmpty()
  84 {
  85     KConfig trashConfig(QStringLiteral("trashrc"), KConfig::SimpleConfig);
  86     return (trashConfig.group("Status").readEntry("Empty", true));
  87 }