X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/58c95bc8d8cf07cb412e3adc0d677665aeb03557..bd7b4faa4aa54e8bbfeee345449cd9d29c8c16c3:/src/settings/previewssettingspage.cpp

diff --git a/src/settings/previewssettingspage.cpp b/src/settings/previewssettingspage.cpp
index 76a6e3c4d..c6ad08161 100644
--- a/src/settings/previewssettingspage.cpp
+++ b/src/settings/previewssettingspage.cpp
@@ -22,65 +22,85 @@
 
 #include "dolphin_generalsettings.h"
 
+#include <kconfiggroup.h>
+#include <kdialog.h>
+#include <kglobal.h>
+#include <klocale.h>
+#include <KNumInput>
+#include <kservicetypetrader.h>
+#include <kservice.h>
+
 #include <QCheckBox>
 #include <QGroupBox>
 #include <QLabel>
+#include <QListWidget>
 #include <QRadioButton>
+#include <QShowEvent>
 #include <QSlider>
-#include <QSpinBox>
-#include <QBoxLayout>
+#include <QGridLayout>
 
-#include <kconfiggroup.h>
-#include <kdialog.h>
-#include <kglobal.h>
-#include <klocale.h>
-#include <khbox.h>
-#include <kvbox.h>
+// default settings
+namespace {
+    const bool UseThumbnails = true;
+    const int MaxLocalPreviewSize = 5;  // 5 MB
+    const int MaxRemotePreviewSize = 0; // 0 MB
+}
 
 PreviewsSettingsPage::PreviewsSettingsPage(QWidget* parent) :
     SettingsPageBase(parent),
-    m_maxPreviewSize(0),
-    m_spinBox(0),
-    m_useFileThumbnails(0)
+    m_initialized(false),
+    m_previewPluginsList(0),
+    m_enabledPreviewPlugins(),
+    m_localFileSizeBox(0),
+    m_remoteFileSizeBox(0)
 {
-    KVBox* vBox = new KVBox(this);
-    vBox->setSpacing(KDialog::spacingHint());
-    vBox->setMargin(KDialog::marginHint());
+    QVBoxLayout* topLayout = new QVBoxLayout(this);
+    topLayout->setSpacing(KDialog::spacingHint());
+    topLayout->setMargin(KDialog::marginHint());
 
-    new QLabel("TODO: a major rewrite of this dialog will be done in 4.3", vBox);
+    // Create group box "Show previews for:"
+    QGroupBox* listBox = new QGroupBox(i18nc("@title:group", "Show previews for"), this);
 
-    KHBox* hBox = new KHBox(vBox);
-    hBox->setSpacing(KDialog::spacingHint());
+    m_previewPluginsList = new QListWidget(this);
+    m_previewPluginsList->setSortingEnabled(true);
+    m_previewPluginsList->setSelectionMode(QAbstractItemView::NoSelection);
+    connect(m_previewPluginsList, SIGNAL(itemClicked(QListWidgetItem*)),
+            this, SIGNAL(changed()));
 
-    new QLabel(i18nc("@label:slider", "Maximum file size:"), hBox);
-    m_maxPreviewSize = new QSlider(Qt::Horizontal, hBox);
-    m_maxPreviewSize->setPageStep(10);
-    m_maxPreviewSize->setSingleStep(1);
-    m_maxPreviewSize->setTickPosition(QSlider::TicksBelow);
-    m_maxPreviewSize->setRange(1, 100); /* MB */
+    QVBoxLayout* listBoxLayout = new QVBoxLayout(listBox);
+    listBoxLayout->addWidget(m_previewPluginsList);
 
-    m_spinBox = new QSpinBox(hBox);
-    m_spinBox->setSingleStep(1);
-    m_spinBox->setSuffix(" MB");
-    m_spinBox->setRange(1, 100); /* MB */
+    // Create group box "Don't create previews for"
+    QGroupBox* fileSizeBox = new QGroupBox(i18nc("@title:group", "Do not create previews for"), this);
 
-    connect(m_maxPreviewSize, SIGNAL(valueChanged(int)),
-            m_spinBox, SLOT(setValue(int)));
-    connect(m_spinBox, SIGNAL(valueChanged(int)),
-            m_maxPreviewSize, SLOT(setValue(int)));
+    QLabel* localFileSizeLabel = new QLabel(i18nc("@label Don't create previews for: <Local files above:> XX MByte",
+                                                  "Local files above:"), this);
 
-    connect(m_maxPreviewSize, SIGNAL(valueChanged(int)),
+    m_localFileSizeBox = new KIntSpinBox(this);
+    m_localFileSizeBox->setSingleStep(1);
+    m_localFileSizeBox->setSuffix(QLatin1String(" MB"));
+    m_localFileSizeBox->setRange(0, 9999); /* MB */
+    connect(m_localFileSizeBox, SIGNAL(valueChanged(int)),
             this, SIGNAL(changed()));
-    connect(m_spinBox, SIGNAL(valueChanged(int)),
+
+    QLabel* remoteFileSizeLabel = new QLabel(i18nc("@label Don't create previews for: <Remote files above:> XX MByte",
+                                                   "Remote files above:"), this);
+
+    m_remoteFileSizeBox = new KIntSpinBox(this);
+    m_remoteFileSizeBox->setSingleStep(1);
+    m_remoteFileSizeBox->setSuffix(QLatin1String(" MB"));
+    m_remoteFileSizeBox->setRange(0, 9999); /* MB */
+    connect(m_remoteFileSizeBox, 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()));
+    QGridLayout* fileSizeBoxLayout = new QGridLayout(fileSizeBox);
+    fileSizeBoxLayout->addWidget(localFileSizeLabel, 0, 0, Qt::AlignRight);
+    fileSizeBoxLayout->addWidget(m_localFileSizeBox, 0, 1);
+    fileSizeBoxLayout->addWidget(remoteFileSizeLabel, 1, 0, Qt::AlignRight);
+    fileSizeBoxLayout->addWidget(m_remoteFileSizeBox, 1, 1);
 
-    // Add a dummy widget with no restriction regarding
-    // a vertical resizing. This assures that the dialog layout
-    // is not stretched vertically.
-    new QWidget(vBox);
+    topLayout->addWidget(listBox);
+    topLayout->addWidget(fileSizeBox);
 
     loadSettings();
 }
@@ -92,47 +112,73 @@ PreviewsSettingsPage::~PreviewsSettingsPage()
 
 void PreviewsSettingsPage::applySettings()
 {
-    KConfigGroup globalConfig(KGlobal::config(), "PreviewSettings");
-    const int byteCount = m_maxPreviewSize->value() * 1024 * 1024; // value() returns size in MB
+    m_enabledPreviewPlugins.clear();
+    const int count = m_previewPluginsList->count();
+    for (int i = 0; i < count; ++i) {
+        const QListWidgetItem* item = m_previewPluginsList->item(i);
+        if (item->checkState() == Qt::Checked) {
+            const QString enabledPlugin = item->data(Qt::UserRole).toString();
+            m_enabledPreviewPlugins.append(enabledPlugin);
+        }
+    }
+
+    KConfigGroup globalConfig(KGlobal::config(), QLatin1String("PreviewSettings"));
+    globalConfig.writeEntry("Plugins", m_enabledPreviewPlugins);
+
     globalConfig.writeEntry("MaximumSize",
-                            byteCount,
+                            m_localFileSizeBox->value() * 1024 * 1024,
                             KConfigBase::Normal | KConfigBase::Global);
-    globalConfig.writeEntry("UseFileThumbnails",
-                            m_useFileThumbnails->isChecked(),
+    globalConfig.writeEntry("RemoteMaximumSize",
+                            m_remoteFileSizeBox->value() * 1024 * 1024,
                             KConfigBase::Normal | KConfigBase::Global);
     globalConfig.sync();
 }
 
 void PreviewsSettingsPage::restoreDefaults()
 {
-    GeneralSettings* settings = DolphinSettings::instance().generalSettings();
-    settings->useDefaults(true);
-    loadSettings();
-    settings->useDefaults(false);
-    m_maxPreviewSize->setValue(5);
-    m_useFileThumbnails->setChecked(true);
+    m_localFileSizeBox->setValue(MaxLocalPreviewSize);
+    m_remoteFileSizeBox->setValue(MaxRemotePreviewSize);
 }
 
-void PreviewsSettingsPage::loadSettings()
+void PreviewsSettingsPage::showEvent(QShowEvent* event)
+{
+    if (!event->spontaneous() && !m_initialized) {
+        QMetaObject::invokeMethod(this, "loadPreviewPlugins", Qt::QueuedConnection);
+        m_initialized = true;
+    }
+    SettingsPageBase::showEvent(event);
+}
+
+void PreviewsSettingsPage::loadPreviewPlugins()
 {
-    const int min = 1;   // MB
-    const int max = 100; // MB
+    const KService::List plugins = KServiceTypeTrader::self()->query(QLatin1String("ThumbCreator"));
+    foreach (const KSharedPtr<KService>& service, plugins) {
+        QListWidgetItem* item = new QListWidgetItem(service->name(),
+                                                    m_previewPluginsList);
+        item->setData(Qt::UserRole, service->desktopEntryName());
+        const bool show = m_enabledPreviewPlugins.contains(service->desktopEntryName());
+        item->setCheckState(show ? Qt::Checked : Qt::Unchecked);
+    }
+}
 
+void PreviewsSettingsPage::loadSettings()
+{
     KConfigGroup globalConfig(KGlobal::config(), "PreviewSettings");
+    m_enabledPreviewPlugins = globalConfig.readEntry("Plugins", QStringList()
+                                                     << QLatin1String("directorythumbnail")
+                                                     << QLatin1String("imagethumbnail")
+                                                     << QLatin1String("jpegthumbnail"));
+
     // 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 < min) {
-        maxMByteSize = min;
-    } else if (maxMByteSize > max) {
-        maxMByteSize = max;
-    }
-    m_maxPreviewSize->setValue(maxMByteSize);
+    const int maxLocalByteSize = globalConfig.readEntry("MaximumSize", MaxLocalPreviewSize * 1024 * 1024);
+    const int maxLocalMByteSize = maxLocalByteSize / (1024 * 1024);
+    m_localFileSizeBox->setValue(maxLocalMByteSize);
 
-    const bool useFileThumbnails = globalConfig.readEntry("UseFileThumbnails", true);
-    m_useFileThumbnails->setChecked(useFileThumbnails);
+    const int maxRemoteByteSize = globalConfig.readEntry("MaximumSize", MaxRemotePreviewSize * 1024 * 1024);
+    const int maxRemoteMByteSize = maxRemoteByteSize / (1024 * 1024);
+    m_localFileSizeBox->setValue(maxRemoteMByteSize);
 }
 
 #include "previewssettingspage.moc"