Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 127 insertions, 0 deletions

diff --git a/kcontrol/kio/cache.cpp b/kcontrol/kio/cache.cpp
new file mode 100644
index 000000000..8b730ae77
--- /dev/null
+++ b/kcontrol/kio/cache.cpp
@@ -0,0 +1,127 @@
+/*
+   cache.cpp - Proxy configuration dialog
+
+   Copyright (C) 2001,02,03 Dawit Alemayehu <[email protected]>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public
+   License (GPL) version 2 as published by the Free Software
+   Foundation.
+
+   This library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qcheckbox.h>
+#include <qwhatsthis.h>
+#include <qpushbutton.h>
+#include <qbuttongroup.h>
+#include <qradiobutton.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+#include <kprocess.h>
+#include <knuminput.h>
+
+#include "ksaveioconfig.h"
+#include <kio/http_slave_defaults.h>
+
+#include "cache.h"
+#include "cache_ui.h"
+
+KCacheConfigDialog::KCacheConfigDialog( QWidget* parent )
+                   :KCModule( parent, "kcmkio" )
+{
+  QVBoxLayout* mainLayout = new QVBoxLayout(this, 0, 0);
+  m_dlg = new CacheDlgUI(this);
+  mainLayout->addWidget(m_dlg);
+  mainLayout->addStretch();
+
+  load();
+}
+
+void KCacheConfigDialog::load()
+{
+  m_dlg->cbUseCache->setChecked(KProtocolManager::useCache());
+  m_dlg->sbMaxCacheSize->setValue( KProtocolManager::maxCacheSize() );
+
+  KIO::CacheControl cc = KProtocolManager::cacheControl();
+
+  if (cc==KIO::CC_Verify)
+      m_dlg->rbVerifyCache->setChecked( true );
+  else if (cc==KIO::CC_Refresh)
+      m_dlg->rbVerifyCache->setChecked( true );
+  else if (cc==KIO::CC_CacheOnly)
+      m_dlg->rbOfflineMode->setChecked( true );
+  else if (cc==KIO::CC_Cache)
+      m_dlg->rbCacheIfPossible->setChecked( true );
+
+  // Config changed notifications...
+  connect ( m_dlg->cbUseCache, SIGNAL(toggled(bool)), SLOT(configChanged()) );
+  connect ( m_dlg->bgCachePolicy, SIGNAL(clicked (int)), SLOT(configChanged()) );
+  connect ( m_dlg->sbMaxCacheSize, SIGNAL(valueChanged(int)), SLOT(configChanged()) );
+  connect ( m_dlg->pbClearCache, SIGNAL(clicked()), SLOT(slotClearCache()) );
+  emit changed( false );
+} 
+
+void KCacheConfigDialog::save()
+{
+  KSaveIOConfig::setUseCache( m_dlg->cbUseCache->isChecked() );
+  KSaveIOConfig::setMaxCacheSize( m_dlg->sbMaxCacheSize->value() );
+
+  if ( !m_dlg->cbUseCache->isChecked() )
+      KSaveIOConfig::setCacheControl(KIO::CC_Refresh);
+  else if ( m_dlg->rbVerifyCache->isChecked() )
+      KSaveIOConfig::setCacheControl(KIO::CC_Refresh);
+  else if ( m_dlg->rbOfflineMode->isChecked() )
+      KSaveIOConfig::setCacheControl(KIO::CC_CacheOnly);
+  else if ( m_dlg->rbCacheIfPossible->isChecked() )
+      KSaveIOConfig::setCacheControl(KIO::CC_Cache);
+
+  // Update running io-slaves...
+  KSaveIOConfig::updateRunningIOSlaves (this);
+
+  emit changed( false );
+}
+
+void KCacheConfigDialog::defaults()
+{
+  m_dlg->cbUseCache->setChecked( true );
+  m_dlg->rbVerifyCache->setChecked( true );
+  m_dlg->sbMaxCacheSize->setValue( DEFAULT_MAX_CACHE_SIZE );
+}
+
+QString KCacheConfigDialog::quickHelp() const
+{
+  return i18n( "<h1>Cache</h1><p>This module lets you configure your cache settings.</p>"
+                "<p>The cache is an internal memory in Konqueror where recently "
+                "read web pages are stored. If you want to retrieve a web "
+                "page again that you have recently read, it will not be "
+                "downloaded from the Internet, but rather retrieved from the "
+                "cache, which is a lot faster.</p>" );
+}
+
+void KCacheConfigDialog::configChanged()
+{
+  emit changed( true );
+}
+
+void KCacheConfigDialog::slotClearCache()
+{
+  KProcess process;
+  process << "kio_http_cache_cleaner" << "--clear-all";
+  process.start(KProcess::DontCare);
+  // Cleaning up might take a while. Better detach.
+  process.detach();
+}
+
+#include "cache.moc"