130 lines
4.8 KiB
C++
130 lines
4.8 KiB
C++
/*****************************************************************
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This file is part of the KDE project.
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Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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******************************************************************/
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#ifndef KDECORATIONFACTORY_H
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#define KDECORATIONFACTORY_H
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#include "kdecoration.h"
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/** @addtogroup kdecoration */
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/** @{ */
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class KDecoration;
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class KDecorationBridge;
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class KDecorationFactoryPrivate;
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class KWIN_EXPORT KDecorationFactory
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: public QObject, public KDecorationDefines
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{
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Q_OBJECT
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public:
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/**
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* Destructor. Called before unloading the decoration plugin. All global
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* cleanup of the plugin should be done in the factory destructor.
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*/
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virtual ~KDecorationFactory();
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/**
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* This function must be reimplemented to create decoration objects.
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* The argument should be passed to the KDecoration constructor, the second
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* KDecoration argument should be this factory object.
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*/
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virtual KDecoration* createDecoration(KDecorationBridge* bridge) = 0;
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/**
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* Reimplement this function if your decoration supports more border sizes than
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* the default one (BorderNormal). The returned list must contain all supported
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* sizes, ordered from the smallest to the largest one. By default, only
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* BorderNormal is returned.
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*/
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virtual QList< BorderSize > borderSizes() const;
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virtual bool supports(Ability ability) const = 0;
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virtual void checkRequirements(KDecorationProvides* provides);
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/**
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* Returns true if the given decoration object still exists. This is necessary
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* e.g. when calling KDecoration::showWindowMenu(), which may cause the decoration
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* to be destroyed. Note that this function is reliable only if called immediately
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* after such actions.
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*/
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bool exists(const KDecoration* deco) const;
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/**
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* Set & get the position of the close button - most decorations don't have to call this ever.
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*
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* By default, the legacy position indicated by the options (top left or top right) will be
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* returned.
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* Only if you need to provide a bottom corner or your decoration does not respect those
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* settings you will have to specify the exact corner (eg. used by the "present windows"
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* closer)
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*
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* @since 4.8
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*/
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Qt::Corner closeButtonCorner();
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void setCloseButtonCorner(Qt::Corner cnr);
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/**
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* @internal
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*/
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void addDecoration(KDecoration*);
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/**
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* @internal
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*/
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void removeDecoration(KDecoration*);
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Q_SIGNALS:
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/**
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* @brief An implementing class should emit this signal if it's decorations should
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* be recreated. For example after a setting changed in a way that the only logical
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* step is to recreate the decoration.
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*/
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void recreateDecorations();
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protected:
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/**
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* Constructor. Called after loading the decoration plugin. All global
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* initialization of the plugin should be done in the factory constructor.
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*/
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explicit KDecorationFactory(QObject *parent = nullptr);
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/**
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* This function has the same functionality like KDecoration::windowType().
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* It can be used in createDecoration() to return different KDecoration
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* inherited classes depending on the window type, as at that time
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* KDecoration::windowType() is not available yet. The additional argument
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* is the one passed to createDecoration().
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*/
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NET::WindowType windowType(unsigned long supported_types, KDecorationBridge* bridge) const;
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/**
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* Returns the KDecorationOptions object, which is used to access
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* configuration settings for the decoration.
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*
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* @deprecated use KDecorationOptions::self()
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*/
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const KDecorationOptions* options(); // convenience
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private:
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KDecorationFactoryPrivate* d;
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};
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/** @} */
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#endif
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