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tdelibs/kio/bookmarks/kbookmarkmanager.h

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// -*- c-basic-offset:4; indent-tabs-mode:nil -*-
// vim: set ts=4 sts=4 sw=4 et:
/* This file is part of the KDE libraries
Copyright (C) 2000 David Faure <faure@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef __kbookmarkmanager_h
#define __kbookmarkmanager_h
#include <tqstring.h>
#include <tqstringlist.h>
#include <tqobject.h>
#include <tqdom.h>
#include <dcopobject.h>
#include "kbookmark.h"
#include "kbookmarknotifier.h"
/**
* This class implements the reading/writing of bookmarks in XML.
* The bookmarks file is read and written using the XBEL standard
* (http://pyxml.sourceforge.net/topics/xbel/)
*
* A sample file looks like this :
* \code
* <xbel>
* <bookmark href="http://developer.kde.org"><title>Developer Web Site</title></bookmark>
* <folder folded="no">
* <title>Title of this folder</title>
* <bookmark icon="kde" href="http://www.kde.org"><title>KDE Web Site</title></bookmark>
* <folder toolbar="yes">
* <title>My own bookmarks</title>
* <bookmark href="http://www.koffice.org"><title>KOffice Web Site</title></bookmark>
* <separator/>
* <bookmark href="http://www.tdevelop.org"><title>KDevelop Web Site</title></bookmark>
* </folder>
* </folder>
* </xbel>
* \endcode
*/
class KIO_EXPORT KBookmarkManager : public TQObject, public DCOPObject
{
Q_OBJECT
K_DCOP
protected:
/**
* Creates a bookmark manager with a path to the bookmarks. By
* default, it will use the KDE standard dirs to find and create the
* correct location. If you are using your own app-specific
* bookmarks directory, you must instantiate this class with your
* own path <em>before</em> KBookmarkManager::managerForFile() is ever
* called.
*
* @param bookmarksFile full path to the bookmarks file,
* Use ~/.trinity/share/apps/konqueror/bookmarks.xml for the konqueror bookmarks
*
* @param bImportDesktopFiles if true, and if the bookmarksFile
* doesn't already exist, import bookmarks from desktop files
*/
KBookmarkManager( const TQString & bookmarksFile, bool bImportDesktopFiles = true );
/**
* @since 3.2
*/
KBookmarkManager();
public:
/**
* Destructor
*/
~KBookmarkManager();
/**
* Set the update flag. Defaults to true. TODO - check
* @param update if true then KBookmarkManager will listen to DCOP update requests.
*/
void setUpdate( bool update );
/**
* Save the bookmarks to the default konqueror XML file on disk.
* You should use emitChanged() instead of this function, it saves
* and notifies everyone that the file has changed.
* @param toolbarCache iff true save a cache of the toolbar folder, too
* @return true if saving was successful
*/
bool save( bool toolbarCache = true ) const;
/**
* Save the bookmarks to the given XML file on disk.
* @param filename full path to the desired bookmarks file location
* @param toolbarCache iff true save a cache of the toolbar folder, too
* @return true if saving was successful
*/
bool saveAs( const TQString & filename, bool toolbarCache = true ) const;
/**
* Update access time stamps for a given url.
* @param url the viewed url
* @param emitSignal iff true emit KBookmarkNotifier signal
* @since 3.2
* @return true if any metadata was modified (bookmarks file is not saved automatically)
*/
bool updateAccessMetadata( const TQString &url, bool emitSignal = true );
/*
* NB. currently *unimplemented*
*
* Update favicon url for a given url.
* @param url the viewed url
* @param faviconurl the favicion url
* @emitSignal iff true emit KBookmarkNotifier signal
* @since 3.3
*/
void updateFavicon( const TQString &url, const TQString &faviconurl, bool emitSignal = true );
/**
* This will return the path that this manager is using to read
* the bookmarks.
* @internal
* @return the path containing the bookmarks
*/
TQString path() { return m_bookmarksFile; }
/**
* This will return the root bookmark. It is used to iterate
* through the bookmarks manually. It is mostly used internally.
*
* @return the root (top-level) bookmark
*/
KBookmarkGroup root() const;
/**
* This returns the root of the toolbar menu.
* In the XML, this is the group with the attribute TOOLBAR=1
*
* @return the toolbar group
*/
KBookmarkGroup toolbar();
/**
* @return the bookmark designated by @p address
* @param address the address belonging to the bookmark you're looking for
* @param tolerate when true tries to find the most tolerable bookmark position
* @see KBookmark::address
*/
KBookmark findByAddress( const TQString & address, bool tolerate = false );
/**
* Saves the bookmark file and notifies everyone.
* @param group the parent of all changed bookmarks
*/
void emitChanged( KBookmarkGroup & group );
void emitConfigChanged();
/**
* @return true if the NS bookmarks should be dynamically shown
* in the toplevel kactionmenu
* @deprecated
*/
bool showNSBookmarks() const;
/**
* Shows an extra menu for NS bookmarks. Set this to false, if you don't
* want this.
*/
void setShowNSBookmarks( bool show );
/**
* Set options with which slotEditBookmarks called keditbookmarks
* this can be used to change the appearance of the keditbookmarks
* in order to provide a slightly differing outer shell depending
* on the bookmarks file / app which calls it.
* @param caption the --caption string, for instance "Konsole"
* @param browser iff false display no browser specific
* menu items in keditbookmarks :: --nobrowser
* @since 3.2
*/
void setEditorOptions( const TQString& caption, bool browser );
/**
* This static function will return an instance of the
* KBookmarkManager, responsible for the given @p bookmarksFile.
* If you do not instantiate this class either
* natively or in a derived class, then it will return an object
* with the default behaviors. If you wish to use different
* behaviors, you <em>must</em> derive your own class and
* instantiate it before this method is ever called.
*
* @param bookmarksFile full path to the bookmarks file,
* Use ~/.trinity/share/apps/konqueror/bookmarks.xml for the konqueror bookmarks
*
* @param bImportDesktopFiles if true, and if the bookmarksFile
* doesn't already exist, import bookmarks from desktop files
* @return a pointer to an instance of the KBookmarkManager.
*/
static KBookmarkManager* managerForFile( const TQString& bookmarksFile,
bool bImportDesktopFiles = true );
static KBookmarkManager* createTempManager();
/**
* Returns a pointer to the users main bookmark collection.
* @since 3.2
*/
static KBookmarkManager* userBookmarksManager();
/**
* Returns the path to the user's main bookmark collection file.
* @since 3.5.5
*/
static TQString userBookmarksFile();
/**
* @internal
*/
const TQDomDocument & internalDocument() const;
/**
* Access to bookmark notifier, for emitting signals.
* We need this object to exist in one instance only, so we could
* connectDCOP to it by name.
*/
KBookmarkNotifier& notifier() { return m_notifier; }
/**
* @since 3.2
*/
KBookmarkGroup addBookmarkDialog( const TQString & _url, const TQString & _title,
const TQString & _parentBookmarkAddress = TQString::null );
public slots:
void slotEditBookmarks();
void slotEditBookmarksAtAddress( const TQString& address );
public:
k_dcop:
/**
* Reparse the whole bookmarks file and notify about the change
* (Called by the bookmark editor)
*/
ASYNC notifyCompleteChange( TQString caller );
/**
* Emit the changed signal for the group whose address is given
* @see KBookmark::address()
* Called by the instance of konqueror that saved the file after
* a small change (new bookmark or new folder).
*/
ASYNC notifyChanged( TQString groupAddress );
ASYNC notifyConfigChanged();
signals:
/**
* Signals that the group (or any of its children) with the address
* @p groupAddress (e.g. "/4/5")
* has been modified by the caller @p caller.
*/
void changed( const TQString & groupAddress, const TQString & caller );
protected:
// consts added to avoid a copy-and-paste of internalDocument
void parse() const;
void importDesktopFiles();
static void convertToXBEL( TQDomElement & group );
static void convertAttribute( TQDomElement elem, const TQString & oldName, const TQString & newName );
private:
KBookmarkNotifier m_notifier;
TQString m_bookmarksFile;
mutable TQDomDocument m_doc;
mutable TQDomDocument m_toolbarDoc;
mutable bool m_docIsLoaded;
bool m_update;
static TQPtrList<KBookmarkManager>* s_pSelf;
bool m_showNSBookmarks;
private:
class KBookmarkManagerPrivate* dptr() const;
};
/**
* The KBookmarkMenu and KBookmarkBar classes gives the user
* the ability to either edit bookmarks or add their own. In the
* first case, the app may want to open the bookmark in a special way.
* In the second case, the app <em>must</em> supply the name and the
* URL for the bookmark.
*
* This class gives the app this callback-like ability.
*
* If your app does not give the user the ability to add bookmarks and
* you don't mind using the default bookmark editor to edit your
* bookmarks, then you don't need to overload this class at all.
* Rather, just use something like:
*
* <CODE>
* bookmarks = new KBookmarkMenu(new KBookmarkOwner(), ...)
* </CODE>
*
* If you wish to use your own editor or allow the user to add
* bookmarks, you must overload this class.
*/
class KIO_EXPORT KBookmarkOwner
{
public:
/**
* This function is called if the user selects a bookmark. It will
* open up the bookmark in a default fashion unless you override it.
*/
virtual void openBookmarkURL(const TQString& _url);
/**
* This function is called whenever the user wants to add the
* current page to the bookmarks list. The title will become the
* "name" of the bookmark. You must overload this function if you
* wish to give your users the ability to add bookmarks.
*
* @return the title of the current page.
*/
virtual TQString currentTitle() const { return TQString::null; }
/**
* This function is called whenever the user wants to add the
* current page to the bookmarks list. The URL will become the URL
* of the bookmark. You must overload this function if you wish to
* give your users the ability to add bookmarks.
*
* @return the URL of the current page.
*/
virtual TQString currentURL() const { return TQString::null; }
protected:
virtual void virtual_hook( int id, void* data );
};
/**
* @since 3.2
*/
class KIO_EXPORT KExtendedBookmarkOwner : public TQObject, virtual public KBookmarkOwner
{
Q_OBJECT
public:
typedef TQValueList<QPair<TQString,TQString> > QStringPairList;
public slots:
void fillBookmarksList( KExtendedBookmarkOwner::QStringPairList & list ) { emit signalFillBookmarksList( list ); };
signals:
void signalFillBookmarksList( KExtendedBookmarkOwner::QStringPairList & list );
private:
class KExtendedBookmarkOwnerPrivate;
KExtendedBookmarkOwnerPrivate *d;
};
#endif