1 files changed, 138 insertions, 0 deletions
diff --git a/src/settings/previewssettingspage.cpp b/src/settings/previewssettingspage.cpp
new file mode 100644
index 000000000..d0fb0ac90
--- /dev/null
+++ b/src/settings/previewssettingspage.cpp
@@ -0,0 +1,138 @@
+/***************************************************************************
+ *   Copyright (C) 2006 by Peter Penz <[email protected]>                  *
+ *                                                                         *
+ *   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            *
+ ***************************************************************************/
+
+#include "previewssettingspage.h"
+#include "dolphinsettings.h"
+
+#include "dolphin_generalsettings.h"
+
+#include <QCheckBox>
+#include <QGroupBox>
+#include <QLabel>
+#include <QRadioButton>
+#include <QSlider>
+#include <QSpinBox>
+#include <QBoxLayout>
+
+#include <kconfiggroup.h>
+#include <kdialog.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <khbox.h>
+#include <kvbox.h>
+
+PreviewsSettingsPage::PreviewsSettingsPage(QWidget* parent) :
+    SettingsPageBase(parent),
+    m_maxPreviewSize(0),
+    m_spinBox(0),
+    m_useFileThumbnails(0)
+{
+    KVBox* vBox = new KVBox(this);
+    vBox->setSpacing(KDialog::spacingHint());
+    vBox->setMargin(KDialog::marginHint());
+
+    new QLabel("TODO: a major rewrite of this dialog will be done in 4.3", vBox);
+
+    KHBox* hBox = new KHBox(vBox);
+    hBox->setSpacing(KDialog::spacingHint());
+
+    new QLabel(i18nc("@label:slider", "Maximum file size:"), hBox);
+    m_maxPreviewSize = new QSlider(Qt::Horizontal, hBox);
+
+    m_spinBox = new QSpinBox(hBox);
+
+    connect(m_maxPreviewSize, SIGNAL(valueChanged(int)),
+            m_spinBox, SLOT(setValue(int)));
+    connect(m_spinBox, SIGNAL(valueChanged(int)),
+            m_maxPreviewSize, SLOT(setValue(int)));
+
+    connect(m_maxPreviewSize, SIGNAL(valueChanged(int)),
+            this, SIGNAL(changed()));
+    connect(m_spinBox, SIGNAL(valueChanged(int)),
+            this, SIGNAL(changed()));
+
+    m_useFileThumbnails = new QCheckBox(i18nc("@option:check", "Use thumbnails embedded in files"), vBox);
+    connect(m_useFileThumbnails, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
+
+    // Add a dummy widget with no restriction regarding
+    // a vertical resizing. This assures that the dialog layout
+    // is not stretched vertically.
+    new QWidget(vBox);
+
+    loadSettings();
+}
+
+
+PreviewsSettingsPage::~PreviewsSettingsPage()
+{
+}
+
+void PreviewsSettingsPage::applySettings()
+{
+    KConfigGroup globalConfig(KGlobal::config(), "PreviewSettings");
+    const int byteCount = m_maxPreviewSize->value() * 1024 * 1024; // value() returns size in MB
+    globalConfig.writeEntry("MaximumSize",
+                            byteCount,
+                            KConfigBase::Normal | KConfigBase::Global);
+    globalConfig.writeEntry("UseFileThumbnails",
+                            m_useFileThumbnails->isChecked(),
+                            KConfigBase::Normal | KConfigBase::Global);
+    globalConfig.sync();
+}
+
+void PreviewsSettingsPage::restoreDefaults()
+{
+    GeneralSettings* settings = DolphinSettings::instance().generalSettings();
+    settings->setDefaults();
+    loadSettings();
+}
+
+void PreviewsSettingsPage::loadSettings()
+{
+    const int min = 1;   // MB
+    const int max = 100; // MB
+    m_maxPreviewSize->setRange(min, max);
+    m_maxPreviewSize->setPageStep(10);
+    m_maxPreviewSize->setSingleStep(1);
+    m_maxPreviewSize->setTickPosition(QSlider::TicksBelow);
+
+    KConfigGroup globalConfig(KGlobal::config(), "PreviewSettings");
+    // TODO: The default value of 5 MB must match with the default value inside
+    // kdelibs/kio/kio/previewjob.cpp. Maybe a static getter method in PreviewJob
+    // should be added for getting the default size?
+    const int maxByteSize = globalConfig.readEntry("MaximumSize", 5 * 1024 * 1024 /* 5 MB */);
+    int maxMByteSize = maxByteSize / (1024 * 1024);
+    if (maxMByteSize < 1) {
+        maxMByteSize = 1;
+    } else if (maxMByteSize > max) {
+        maxMByteSize = max;
+    }
+
+    m_spinBox->setRange(min, max);
+    m_spinBox->setSingleStep(1);
+    m_spinBox->setSuffix(" MB");
+
+    m_maxPreviewSize->setValue(maxMByteSize);
+    m_spinBox->setValue(m_maxPreviewSize->value());
+
+    const bool useFileThumbnails = globalConfig.readEntry("UseFileThumbnails", true);
+    m_useFileThumbnails->setChecked(useFileThumbnails);
+}
+
+#include "previewssettingspage.moc"