X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/7cee23157f099837fffc22380b85ac33a2006a49..9281664e5b1e492087604264b145b390e8880e81:/src/dolphinplacesmodelsingleton.cpp

diff --git a/src/dolphinplacesmodelsingleton.cpp b/src/dolphinplacesmodelsingleton.cpp
index 1020ba186..301150394 100644
--- a/src/dolphinplacesmodelsingleton.cpp
+++ b/src/dolphinplacesmodelsingleton.cpp
@@ -1,31 +1,125 @@
-/***************************************************************************
- *   Copyright (C) 2018 Kai Uwe Broulik <kde@privat.broulik.de>            *
- *                                                                         *
- *   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 2 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, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
- ***************************************************************************/
+/*
+ * SPDX-FileCopyrightText: 2018 Kai Uwe Broulik <kde@privat.broulik.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 
 #include "dolphinplacesmodelsingleton.h"
+#include "trash/dolphintrash.h"
+#include "views/draganddrophelper.h"
 
 #include <KAboutData>
-#include <KFilePlacesModel>
 
-DolphinPlacesModelSingleton::DolphinPlacesModelSingleton()
-    : m_placesModel(new KFilePlacesModel(KAboutData::applicationData().componentName() + applicationNameSuffix()))
+#include <QIcon>
+#include <QMimeData>
+
+DolphinPlacesModel::DolphinPlacesModel(QObject *parent)
+    : KFilePlacesModel(parent)
+{
+    connect(&Trash::instance(), &Trash::emptinessChanged, this, &DolphinPlacesModel::slotTrashEmptinessChanged);
+}
+
+DolphinPlacesModel::~DolphinPlacesModel() = default;
+
+bool DolphinPlacesModel::panelsLocked() const
+{
+    return m_panelsLocked;
+}
+
+void DolphinPlacesModel::setPanelsLocked(bool locked)
+{
+    if (m_panelsLocked == locked) {
+        return;
+    }
+
+    m_panelsLocked = locked;
+
+    if (rowCount() > 0) {
+        int lastPlace = rowCount() - 1;
+
+        for (int i = 0; i < rowCount(); ++i) {
+            if (KFilePlacesModel::groupType(index(i, 0)) != KFilePlacesModel::PlacesType) {
+                lastPlace = i - 1;
+                break;
+            }
+        }
+
+        Q_EMIT dataChanged(index(0, 0), index(lastPlace, 0), {KFilePlacesModel::GroupRole});
+    }
+}
+
+QStringList DolphinPlacesModel::mimeTypes() const
+{
+    QStringList types = KFilePlacesModel::mimeTypes();
+    types << DragAndDropHelper::arkDndServiceMimeType() << DragAndDropHelper::arkDndPathMimeType();
+    return types;
+}
+
+bool DolphinPlacesModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent)
 {
+    // We make the view accept the drag by returning them from mimeTypes()
+    // but the drop should be handled exclusively by PlacesPanel::slotUrlsDropped
+    if (DragAndDropHelper::isArkDndMimeType(data)) {
+        return false;
+    }
 
+    return KFilePlacesModel::dropMimeData(data, action, row, column, parent);
+}
+
+QVariant DolphinPlacesModel::data(const QModelIndex &index, int role) const
+{
+    switch (role) {
+    case Qt::DecorationRole:
+        if (isTrash(index)) {
+            if (m_isEmpty) {
+                return QIcon::fromTheme(QStringLiteral("user-trash"));
+            } else {
+                return QIcon::fromTheme(QStringLiteral("user-trash-full"));
+            }
+        }
+        break;
+    case KFilePlacesModel::GroupRole: {
+        // When panels are unlocked, avoid a double "Places" heading,
+        // one from the panel title bar, one from the places view section.
+        if (!m_panelsLocked) {
+            const auto groupType = KFilePlacesModel::groupType(index);
+            if (groupType == KFilePlacesModel::PlacesType) {
+                return QString();
+            }
+        }
+        break;
+    }
+    }
+
+    return KFilePlacesModel::data(index, role);
+}
+
+void DolphinPlacesModel::slotTrashEmptinessChanged(bool isEmpty)
+{
+    if (m_isEmpty == isEmpty) {
+        return;
+    }
+
+    // NOTE Trash::isEmpty() reads the config file whereas emptinessChanged is
+    // hooked up to whether a dirlister in trash:/ has any files and they disagree...
+    m_isEmpty = isEmpty;
+
+    for (int i = 0; i < rowCount(); ++i) {
+        const QModelIndex index = this->index(i, 0);
+        if (isTrash(index)) {
+            Q_EMIT dataChanged(index, index, {Qt::DecorationRole});
+        }
+    }
+}
+
+bool DolphinPlacesModel::isTrash(const QModelIndex &index) const
+{
+    return url(index) == QUrl(QStringLiteral("trash:/"));
+}
+
+DolphinPlacesModelSingleton::DolphinPlacesModelSingleton()
+    : m_placesModel(new DolphinPlacesModel())
+{
 }
 
 DolphinPlacesModelSingleton &DolphinPlacesModelSingleton::instance()
@@ -34,12 +128,9 @@ DolphinPlacesModelSingleton &DolphinPlacesModelSingleton::instance()
     return s_self;
 }
 
-KFilePlacesModel *DolphinPlacesModelSingleton::placesModel() const
+DolphinPlacesModel *DolphinPlacesModelSingleton::placesModel() const
 {
     return m_placesModel.data();
 }
 
-QString DolphinPlacesModelSingleton::applicationNameSuffix()
-{
-    return QStringLiteral("-places-panel");
-}
+#include "moc_dolphinplacesmodelsingleton.cpp"