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221 lines
8.5 KiB
221 lines
8.5 KiB
// -*- mode: c++; c-basic-offset: 2 -*-
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/* This file is part of the KDE libraries
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Copyright (C) 1999 Simon Hausmann <hausmann@kde.org>
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Copyright (C) 2000 Kurt Granroth <granroth@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef __kxmlguifactory_h__
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#define __kxmlguifactory_h__
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#include <tqobject.h>
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#include <tqptrlist.h>
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#include <tqdom.h>
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#include <tqvaluelist.h>
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#include <kdelibs_export.h>
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class KAction;
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class KXMLGUIFactoryPrivate;
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class KXMLGUIClient;
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class KXMLGUIBuilder;
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class KInstance;
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namespace KXMLGUI
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{
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struct MergingIndex;
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struct ContainerNode;
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struct ContainerClient;
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class BuildHelper;
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}
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/**
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* KXMLGUIFactory, together with KXMLGUIClient objects, can be used to create
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* a GUI of container widgets (like menus, toolbars, etc.) and container items
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* (menu items, toolbar buttons, etc.) from an XML document and action objects.
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*
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* Each KXMLGUIClient represents a part of the GUI, composed from containers and
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* actions. KXMLGUIFactory takes care of building (with the help of a KXMLGUIBuilder)
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* and merging the GUI from an unlimited number of clients.
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*
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* Each client provides XML through a TQDomDocument and actions through a
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* KActionCollection . The XML document tqcontains the rules for how to merge the
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* GUI.
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*
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* KXMLGUIFactory processes the DOM tree provided by a client and plugs in the client's actions,
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* according to the XML and the merging rules of previously inserted clients. Container widgets
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* are built via a KXMLGUIBuilder , which has to be provided with the KXMLGUIFactory constructor.
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*/
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class KDEUI_EXPORT KXMLGUIFactory : public TQObject
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{
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friend class KXMLGUI::BuildHelper;
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Q_OBJECT
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public:
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/**
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* Constructs a KXMLGUIFactory. The provided @p builder KXMLGUIBuilder will be called
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* for creating and removing container widgets, when clients are added/removed from the GUI.
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*
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* Note that the ownership of the given KXMLGUIBuilder object won't be transferred to this
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* KXMLGUIFactory, so you have to take care of deleting it properly.
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*/
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KXMLGUIFactory( KXMLGUIBuilder *builder, TQObject *parent = 0, const char *name = 0 );
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/**
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* Destructor
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*/
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~KXMLGUIFactory();
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// XXX move to somewhere else? (Simon)
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static TQString readConfigFile( const TQString &filename, bool never_null, const KInstance *instance = 0 );
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static TQString readConfigFile( const TQString &filename, const KInstance *instance = 0 );
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static bool saveConfigFile( const TQDomDocument& doc, const TQString& filename,
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const KInstance *instance = 0 );
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static TQString documentToXML( const TQDomDocument& doc );
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static TQString elementToXML( const TQDomElement& elem );
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/**
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* Removes all TQDomComment objects from the specified node and all its children.
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*/
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static void removeDOMComments( TQDomNode &node );
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/**
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* @internal
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* Find or create the ActionProperties element, used when saving custom action properties
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*/
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static TQDomElement actionPropertiesElement( TQDomDocument& doc );
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/**
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* @internal
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* Find or create the element for a given action, by name.
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* Used when saving custom action properties
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*/
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static TQDomElement tqfindActionByName( TQDomElement& elem, const TQString& sName, bool create );
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/**
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* Creates the GUI described by the TQDomDocument of the client,
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* using the client's actions, and merges it with the previously
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* created GUI.
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* This also means that the order in which clients are added to the factory
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* is relevant; assuming that your application supports plugins, you should
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* first add your application to the factory and then the plugin, so that the
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* plugin's UI is merged into the UI of your application, and not the other
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* way round.
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*/
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void addClient( KXMLGUIClient *client );
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/**
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* Removes the GUI described by the client, by unplugging all
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* provided actions and removing all owned containers (and storing
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* container state information in the given client)
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*/
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void removeClient( KXMLGUIClient *client );
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void plugActionList( KXMLGUIClient *client, const TQString &name, const TQPtrList<KAction> &actionList );
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void unplugActionList( KXMLGUIClient *client, const TQString &name );
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/**
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* Returns a list of all clients currently added to this factory
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*/
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TQPtrList<KXMLGUIClient> clients() const;
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/**
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* Use this method to get access to a container widget with the name specified with @p containerName
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* and which is owned by the @p client. The container name is specified with a "name" attribute in the
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* XML document.
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*
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* This function is particularly useful for getting hold of a popupmenu defined in an XMLUI file.
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* For instance:
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* \code
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* TQPopupMenu *popup = static_cast<TQPopupMenu*>(factory()->container("my_popup",this));
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* \endcode
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* where @p "my_popup" is the name of the menu in the XMLUI file, and
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* @p "this" is XMLGUIClient which owns the popupmenu (e.g. the mainwindow, or the part, or the plugin...)
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*
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* @param containerName Name of the container widget
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* @param client Owner of the container widget
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* @param useTagName Specifies whether to compare the specified name with the name attribute or
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* the tag name.
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*
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* This method may return 0L if no container with the given name exists or is not owned by the client.
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*/
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TQWidget *container( const TQString &containerName, KXMLGUIClient *client, bool useTagName = false );
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TQPtrList<TQWidget> containers( const TQString &tagName );
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/**
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* Use this method to free all memory allocated by the KXMLGUIFactory. This deletes the internal node
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* tree and therefore resets the internal state of the class. Please note that the actual GUI is
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* NOT touched at all, meaning no containers are deleted nor any actions unplugged. That is
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* something you have to do on your own. So use this method only if you know what you are doing :-)
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*
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* (also note that this will call KXMLGUIClient::setFactory( 0L ) for all inserted clients)
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*/
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void reset();
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/**
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* Use this method to free all memory allocated by the KXMLGUIFactory for a specific container,
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* including all child containers and actions. This deletes the internal node subtree for the
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* specified container. The actual GUI is not touched, no containers are deleted or any actions
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* unplugged. Use this method only if you know what you are doing :-)
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*
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* (also note that this will call KXMLGUIClient::setFactory( 0L ) for all clients of the
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* container)
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*/
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void resetContainer( const TQString &containerName, bool useTagName = false );
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public slots:
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/**
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* Show a standard configure shortcut for every action in this factory.
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*
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* This slot can be connected dirrectly to the action to configure shortcuts. This is very simple to
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* do that by adding a single line
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* \code
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* KStdAction::keyBindings( guiFactory(), TQT_SLOT( configureShortcuts() ), actionCollection() );
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* \endcode
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*
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* @param bAllowLetterShortcuts Set to false if unmodified alphanumeric
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* keys ('A', '1', etc.) are not permissible shortcuts.
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* @param bSaveSettings if true, the settings will also be saved back to
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* the *uirc file which they were intially read from.
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* @since 3.3
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*/
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int configureShortcuts(bool bAllowLetterShortcuts = true, bool bSaveSettings = true);
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signals:
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void clientAdded( KXMLGUIClient *client );
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void clientRemoved( KXMLGUIClient *client );
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private:
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TQWidget *tqfindRecursive( KXMLGUI::ContainerNode *node, bool tag );
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TQPtrList<TQWidget> tqfindRecursive( KXMLGUI::ContainerNode *node, const TQString &tagName );
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void applyActionProperties( const TQDomElement &element );
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void configureAction( KAction *action, const TQDomNamedNodeMap &attributes );
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void configureAction( KAction *action, const TQDomAttr &attribute );
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protected:
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virtual void virtual_hook( int id, void* data );
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private:
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KXMLGUIFactoryPrivate *d;
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};
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#endif
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/* vim: et sw=4
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*/
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