Relayout of the settings dialog, so that all Dolphin KPart relevant settings can be made available in Konqueror's settings dialog too. Further cleanups and layout fixes are required and will be done during the next week.

svn path=/trunk/KDE/kdebase/apps/; revision=912587

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"