]> cloud.milkyroute.net Git - dolphin.git/blobdiff - src/panels/information/informationpanelcontent.cpp
Compile with QT_NO_KEYWORDS
[dolphin.git] / src / panels / information / informationpanelcontent.cpp
index fe964f3648707e73997159870c07a037cb1dedfa..946bad7207037dfeb55ad49fbee13f2e6661c77d 100644 (file)
@@ -1,21 +1,8 @@
-/***************************************************************************
- *   Copyright (C) 2009 by Peter Penz <peter.penz19@gmail.com>             *
- *                                                                         *
- *   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: 2009 Peter Penz <peter.penz19@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
 
 #include "informationpanelcontent.h"
 
 #include <QTextLayout>
 #include <QTimer>
 #include <QVBoxLayout>
+#include <QScroller>
 #include <QStyle>
 #include <QPainter>
 #include <QBitmap>
 #include <QLinearGradient>
 #include <QPolygon>
+#include <QGesture>
 
 #include "dolphin_informationpanelsettings.h"
 #include "phononwidget.h"
@@ -78,7 +67,7 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     // delay. This prevents flickering if the new preview can be generated
     // within a very small timeframe.
     m_outdatedPreviewTimer = new QTimer(this);
-    m_outdatedPreviewTimer->setInterval(300);
+    m_outdatedPreviewTimer->setInterval(100);
     m_outdatedPreviewTimer->setSingleShot(true);
     connect(m_outdatedPreviewTimer, &QTimer::timeout,
             this, &InformationPanelContent::markOutdatedPreview);
@@ -130,14 +119,14 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
                 m_metaDataWidget->setConfigurationMode(Baloo::ConfigurationMode::Accept);
                 m_configureButtons->setVisible(false);
                 m_configureLabel->setVisible(false);
-                emit configurationFinished();
+                Q_EMIT configurationFinished();
             }
     );
     connect(m_configureButtons, &QDialogButtonBox::rejected, this, [this]() {
                 m_metaDataWidget->setConfigurationMode(Baloo::ConfigurationMode::Cancel);
                 m_configureButtons->setVisible(false);
                 m_configureLabel->setVisible(false);
-                emit configurationFinished();
+                Q_EMIT configurationFinished();
             }
     );
 
@@ -147,6 +136,7 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     m_metaDataArea->setFrameShape(QFrame::NoFrame);
 
     QWidget* viewport = m_metaDataArea->viewport();
+    QScroller::grabGesture(viewport, QScroller::TouchGesture);
     viewport->installEventFilter(this);
 
     layout->addWidget(m_preview);
@@ -157,6 +147,8 @@ InformationPanelContent::InformationPanelContent(QWidget* parent) :
     layout->addWidget(m_metaDataArea);
     layout->addWidget(m_configureButtons);
 
+    grabGesture(Qt::TapAndHoldGesture);
+
     m_placesItemModel = new PlacesItemModel(this);
 }
 
@@ -189,12 +181,8 @@ void InformationPanelContent::refreshPixmapView()
 
     // Mark the currently shown preview as outdated. This is done
     // with a small delay to prevent a flickering when the next preview
-    // can be shown within a short timeframe. This timer is not started
-    // for directories, as directory previews might fail and return the
-    // same icon.
-    if (!m_item.isDir()) {
-        m_outdatedPreviewTimer->start();
-    }
+    // can be shown within a short timeframe.
+    m_outdatedPreviewTimer->start();
 
     QStringList plugins = KIO::PreviewJob::availablePlugins();
     m_previewJob = new KIO::PreviewJob(KFileItemList() << m_item,
@@ -221,7 +209,6 @@ void InformationPanelContent::refreshPreview()
     }
 
     m_preview->setCursor(Qt::ArrowCursor);
-    bool usePhonon = false;
     setNameLabelText(m_item.text());
     if (InformationPanelSettings::previewsShown()) {
 
@@ -229,6 +216,7 @@ void InformationPanelContent::refreshPreview()
         const bool isSearchUrl = itemUrl.scheme().contains(QLatin1String("search")) && m_item.localPath().isEmpty();
         if (isSearchUrl) {
             m_preview->show();
+            m_phononWidget->hide();
 
             // in the case of a search-URL the URL is not readable for humans
             // (at least not useful to show in the Information Panel)
@@ -240,9 +228,9 @@ void InformationPanelContent::refreshPreview()
             refreshPixmapView();
 
             const QString mimeType = m_item.mimetype();
-            const bool isAnimatedImage = m_preview->isAnimatedImage(itemUrl.toLocalFile());
+            const bool isAnimatedImage = m_preview->isAnimatedMimeType(mimeType);
             m_isVideo = !isAnimatedImage && mimeType.startsWith(QLatin1String("video/"));
-            usePhonon = m_isVideo || mimeType.startsWith(QLatin1String("audio/"));
+            bool usePhonon = m_isVideo || mimeType.startsWith(QLatin1String("audio/"));
 
             if (usePhonon) {
                 // change the cursor of the preview
@@ -355,6 +343,33 @@ bool InformationPanelContent::eventFilter(QObject* obj, QEvent* event)
     return QWidget::eventFilter(obj, event);
 }
 
+bool InformationPanelContent::event(QEvent* event)
+{
+    if (event->type() == QEvent::Gesture) {
+        gestureEvent(static_cast<QGestureEvent*>(event));
+        return true;
+    }
+    return QWidget::event(event);
+}
+
+bool InformationPanelContent::gestureEvent(QGestureEvent* event)
+{
+    if (!underMouse()) {
+        return false;
+    }
+
+    QTapAndHoldGesture* tap = static_cast<QTapAndHoldGesture*>(event->gesture(Qt::TapAndHoldGesture));
+
+    if (tap) {
+        if (tap->state() == Qt::GestureFinished) {
+            Q_EMIT contextMenuRequested(tap->position().toPoint());
+        }
+        event->accept();
+        return true;
+    }
+    return false;
+}
+
 void InformationPanelContent::showIcon(const KFileItem& item)
 {
     m_outdatedPreviewTimer->stop();
@@ -411,11 +426,18 @@ void InformationPanelContent::showPreview(const KFileItem& item,
 
 void InformationPanelContent::markOutdatedPreview()
 {
-    KIconEffect *iconEffect = KIconLoader::global()->iconEffect();
-    QPixmap disabledPixmap = iconEffect->apply(m_preview->pixmap(),
-                                               KIconLoader::Desktop,
-                                               KIconLoader::DisabledState);
-    m_preview->setPixmap(disabledPixmap);
+    if (m_item.isDir()) {
+        // directory preview can be long
+        // but since we always have icons to display
+        // use it until the preview is done
+        showIcon(m_item);
+    } else {
+        KIconEffect *iconEffect = KIconLoader::global()->iconEffect();
+        QPixmap disabledPixmap = iconEffect->apply(m_preview->pixmap(),
+                                                   KIconLoader::Desktop,
+                                                   KIconLoader::DisabledState);
+        m_preview->setPixmap(disabledPixmap);
+    }
 }
 
 KFileItemList InformationPanelContent::items()