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/kdeutils@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 207 insertions, 0 deletions

diff --git a/ksim/library/pluginglobal.cpp b/ksim/library/pluginglobal.cpp
new file mode 100644
index 0000000..02b32ad
--- /dev/null
+++ b/ksim/library/pluginglobal.cpp
@@ -0,0 +1,207 @@
+/*  ksim - a system monitor for kde
+ *
+ *  Copyright (C) 2001  Robbie Ward <linuxphreak@gmx.co.uk>
+ *
+ *  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 "pluginglobal.h"
+#include "pluginmodule.h"
+
+#include <kdebug.h>
+#include <kdesktopfile.h>
+#include <klocale.h>
+#include <kiconloader.h>
+
+class KSim::Plugin::Private
+{
+  public:
+    Private() : plugin(0),
+       view(0), page(0)
+    {
+      oldState = true;
+      enabled = true;
+      // Set the ref-count to 1
+      count = 1;
+    }
+
+    ~Private()
+    {
+      kdDebug(2003) << "Deleting " << (plugin ?
+         plugin->name() : QString("Null"))
+         << " objects." << endl;
+
+      // Remember to delete the objects we own
+      delete plugin;
+      delete view;
+      delete page;
+      
+      plugin = 0;
+      view = 0;
+      page = 0;
+    }
+
+    void ref() { ++count; }
+    bool deref() { return !--count; }
+
+    uint count;
+    QString name;
+    QPixmap icon;
+    QCString libName;
+    QString filename;
+    KSim::PluginObject *plugin;
+    KSim::PluginView *view;
+    KSim::PluginPage *page;
+    bool oldState;
+    bool enabled;
+};
+
+KSim::Plugin KSim::Plugin::null;
+
+// Null Plugin
+KSim::Plugin::Plugin() : d(0)
+{
+}
+
+KSim::Plugin::Plugin(KSim::PluginObject *plugin, const KDesktopFile &file)
+{
+  init(plugin, file);
+
+  if (d) {
+    d->view = d->plugin ? d->plugin->createView(d->libName) : 0;
+    d->page = d->plugin ? d->plugin->createConfigPage(d->libName) : 0;
+  }
+}
+
+KSim::Plugin::Plugin(const KSim::Plugin &rhs)
+{
+  d = rhs.d;
+  if (d)
+    d->ref();
+}
+
+KSim::Plugin::~Plugin()
+{
+  if (d && d->deref())
+    delete d;
+}
+
+KSim::Plugin &KSim::Plugin::operator=(const KSim::Plugin &rhs)
+{
+  if (*this == rhs)
+    return *this;
+
+  if (rhs.d) {
+    rhs.d->ref();
+    if (d && d->deref())
+      delete d;
+
+    d = rhs.d;
+    return *this;
+  }
+
+  // rhs is a null plugin so we just go ahead
+  // and make this a null plugin too.
+  if (d && d->deref())
+    delete d;
+
+  d = 0;
+  return *this;
+}
+
+bool KSim::Plugin::operator==(const KSim::Plugin &rhs) const
+{
+  return d == rhs.d;
+}
+
+bool KSim::Plugin::operator!=(const KSim::Plugin &rhs) const
+{
+  return !(operator==(rhs));
+}
+
+void KSim::Plugin::setEnabled(bool enabled)
+{
+  if (!d)
+    return;
+
+  d->oldState = d->enabled;
+  d->enabled = enabled;
+}
+
+bool KSim::Plugin::isEnabled() const
+{
+  return (d ? d->enabled : false);
+}
+
+bool KSim::Plugin::isDifferent() const
+{
+  return d ? d->enabled != d->oldState : false;
+}
+
+bool KSim::Plugin::isNull() const
+{
+  return !d;
+}
+
+const QString &KSim::Plugin::name() const
+{
+  return d ? d->name : QString::null;
+}
+
+QPixmap KSim::Plugin::icon() const
+{
+  return d ? d->icon : QPixmap();
+}
+
+QCString KSim::Plugin::libName() const
+{
+  return d ? d->libName : QCString();
+}
+
+const QString &KSim::Plugin::fileName() const
+{
+  return d ? d->filename : QString::null;
+}
+
+KSim::PluginObject *KSim::Plugin::plugin() const
+{
+  return d ? d->plugin : 0;
+}
+
+KSim::PluginView *KSim::Plugin::view() const
+{
+  return d ? d->view : 0;
+}
+
+KSim::PluginPage *KSim::Plugin::configPage() const
+{
+  return d ? d->page : 0;
+}
+
+void KSim::Plugin::init(KSim::PluginObject *plugin, const KDesktopFile &file)
+{
+  if (!plugin || file.fileName().isEmpty()) {
+    d = 0;
+    return;
+  }
+
+  d = new Private;
+
+  d->libName = "ksim_" + file.readEntry("X-KSIM-LIBRARY").local8Bit();
+  d->name = file.readName();
+  d->icon = SmallIcon(file.readIcon());
+  d->filename = file.fileName();
+  d->plugin = plugin;
+}