1 files changed, 167 insertions, 0 deletions
diff --git a/umbrello/umbrello/plugin.cpp b/umbrello/umbrello/plugin.cpp
new file mode 100644
index 00000000..1447afcd
--- /dev/null
+++ b/umbrello/umbrello/plugin.cpp
@@ -0,0 +1,167 @@
+/***************************************************************************
+                          plugin.h
+                             -------------------
+    begin                : Mon Jan 13 2003
+    copyright            : (C) 2003 by Andrew Sutton
+    email                : ansutton@kent.edu
+***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+// own header
+#include "plugin.h"
+
+// KDE includes
+#include <kdebug.h>
+#include <kapplication.h>
+#include <kconfig.h>
+
+// app includes
+#include "pluginloader.h"
+
+using namespace Umbrello;
+
+Plugin::Plugin(QObject *parent,
+               const char *name,
+               const QStringList & /* args */) :
+        QObject(parent, name),
+        Configurable(),
+        _ref(0),
+        _instanceName(name),
+        _config(NULL)
+{
+}
+
+Plugin::~Plugin()
+{
+}
+
+void
+Plugin::ref()
+{
+    _ref++;
+}
+
+void
+Plugin::unload()
+{
+    _ref--;
+    if(_ref == 0) {
+        // save the name
+        QString pluginName = _instanceName;
+
+        // shutdown and delete
+        shutdown();
+        delete this;
+
+        // once the object is destroyed, we can have the plugin loader unload
+        // the library.
+        PluginLoader::instance()->unloadPlugin(pluginName);
+    }
+}
+
+bool
+Plugin::init()
+{
+    bool ret = true;
+
+    // initialize this plugin first - then load other plugins
+    ret = onInit();
+    if(!ret) {
+        kdError() << "failed to initialize " << instanceName() << endl;
+    }
+
+    // configure on load plugins
+    if(ret) {
+        ret = configure();
+        if(!ret) {
+            kdError() << "failed configuration " << instanceName() << endl;
+        }
+    }
+
+    return true;
+}
+
+bool
+Plugin::shutdown()
+{
+    bool ret = true;
+
+    // always unload plugins, even if things are failing
+    unloadPlugins();
+
+    // shutdown this plugin
+    ret = onShutdown();
+    if(!ret) {
+        kdError() << "failed to shutdown " << instanceName() << endl;
+    }
+
+    return true;
+}
+
+QCString
+Plugin::instanceName() const
+{
+    return _instanceName;
+}
+
+KConfig *
+Plugin::config()
+{
+    return _config;
+}
+
+bool
+Plugin::onInit()
+{
+    return true;
+}
+
+bool
+Plugin::onShutdown()
+{
+    return true;
+}
+
+bool
+Plugin::configure()
+{
+    bool ret = true;
+
+    // grab the OnStartup map
+    KConfig *conf = config();
+    if(!conf) {
+        kdDebug() << "no configuration for " << instanceName() << endl;
+        ret = false;
+    }
+
+    if(ret) {
+        // set the config group to Load Actions
+        conf->setGroup("Load Actions");
+
+        // load standard plugins by default
+        loadPlugins(conf, "Load");
+
+        // only load GUI plugins if this is not a terminal app
+        if(KApplication::kApplication()->type() != QApplication::Tty) {
+            loadPlugins(conf, "LoadGUI");
+        }
+    }
+
+    return ret;
+}
+
+QString
+Plugin::category()
+{
+    return QString("miscellaneous");
+}
+
+#include "plugin.moc"