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+/*****************************************************************
+This file is part of the KDE project.
+
+Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+******************************************************************/
+
+#ifndef KDECORATIONFACTORY_H
+#define KDECORATIONFACTORY_H
+
+#include "kdecoration.h"
+
+class KDecoration;
+class KDecorationBridge;
+class KDecorationFactoryPrivate;
+
+class KWIN_EXPORT KDecorationFactory
+ : public KDecorationDefines
+ {
+ public:
+ /**
+ * Constructor. Called after loading the decoration plugin. All global
+ * initialization of the plugin should be done in the factory constructor.
+ */
+ KDecorationFactory();
+ /**
+ * Destructor. Called before unloading the decoration plugin. All global
+ * cleanup of the plugin should be done in the factory destructor.
+ */
+ virtual ~KDecorationFactory();
+ /**
+ * This function must be reimplemented to create decoration objects.
+ * The argument should be passed to the KDecoration constructor, the second
+ * KDecoration argument should be this factory object.
+ */
+ virtual KDecoration* createDecoration( KDecorationBridge* bridge ) = 0;
+ /**
+ * This function is called when the configuration settings changed.
+ * The argument specifies what has changed, using the SettingXXX masks.
+ * It should be determined whether the decorations need to be completely
+ * remade, in which case true should be returned, or whether only e.g.
+ * a tqrepaint will be sufficient, in which case false should be returned,
+ * and resetDecorations() can be called to reset all decoration objects.
+ * Note that true should be returned only when really necessary.
+ */
+ virtual bool reset( unsigned long changed ); // returns true if the decoration needs to be recreated
+
+ /**
+ * Reimplement this function if your decoration supports more border sizes than
+ * the default one (BorderNormal). The returned list must contain all supported
+ * sizes, ordered from the smallest to the largest one. By default, only
+ * BorderNormal is returned.
+ */
+ virtual TQValueList< BorderSize > borderSizes() const;
+
+ virtual bool supports( Ability ability );
+
+ virtual void checkRequirements( KDecorationProvides* provides );
+ /**
+ * Returns the KDecorationOptions object, which is used to access
+ * configuration settings for the decoration.
+ */
+ const KDecorationOptions* options(); // convenience
+ /**
+ * Returns true if the given decoration object still exists. This is necessary
+ * e.g. when calling KDecoration::showWindowMenu(), which may cause the decoration
+ * to be destroyed. Note that this function is reliable only if called immediately
+ * after such actions.
+ */
+ bool exists( const KDecoration* deco ) const;
+ /**
+ * @internal
+ */
+ void addDecoration( KDecoration* );
+ /**
+ * @internal
+ */
+ void removeDecoration( KDecoration* );
+ protected:
+ /**
+ * Convenience function that calls KDecoration::reset() for all decoration
+ * objects.
+ */
+ void resetDecorations( unsigned long changed ); // convenience
+ /**
+ * This function has the same functionality like KDecoration::windowType().
+ * It can be used in createDecoration() to return different KDecoration
+ * inherited classes depending on the window type, as at that time
+ * KDecoration::windowType() is not available yet. The additional argument
+ * is the one passed to createDecoration().
+ */
+ NET::WindowType windowType( unsigned long supported_types, KDecorationBridge* bridge ) const;
+ private:
+ TQValueList< KDecoration* > _decorations;
+ KDecorationFactoryPrivate* d;
+ };
+
+inline const KDecorationOptions* KDecorationFactory::options()
+ {
+ return KDecoration::options();
+ }
+
+#endif