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tdelibs/kdeui/kxmlguibuilder.cpp

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/* This file is part of the KDE project
Copyright (C) 2000 Simon Hausmann <hausmann@kde.org>
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 as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
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.
*/
#include "kapplication.h"
#include "kxmlguibuilder.h"
#include "kmenubar.h"
#include "kpopupmenu.h"
#include "ktoolbar.h"
#include "kstatusbar.h"
#include "kmainwindow.h"
#include "kaction.h"
#include "kglobalsettings.h"
#include <klocale.h>
#include <kiconloader.h>
#include <kdebug.h>
#include <qobjectlist.h>
class KXMLGUIBuilderPrivate
{
public:
KXMLGUIBuilderPrivate() {
}
~KXMLGUIBuilderPrivate() {
}
QWidget *m_widget;
QString tagMainWindow;
QString tagMenuBar;
QString tagMenu;
QString tagToolBar;
QString tagStatusBar;
QString tagSeparator;
QString tagTearOffHandle;
QString tagMenuTitle;
QString attrName;
QString attrLineSeparator;
QString attrText1;
QString attrText2;
QString attrContext;
QString attrIcon;
KInstance *m_instance;
KXMLGUIClient *m_client;
};
KXMLGUIBuilder::KXMLGUIBuilder( QWidget *widget )
{
d = new KXMLGUIBuilderPrivate;
d->m_widget = widget;
d->tagMainWindow = QString::fromLatin1( "mainwindow" );
d->tagMenuBar = QString::fromLatin1( "menubar" );
d->tagMenu = QString::fromLatin1( "menu" );
d->tagToolBar = QString::fromLatin1( "toolbar" );
d->tagStatusBar = QString::fromLatin1( "statusbar" );
d->tagSeparator = QString::fromLatin1( "separator" );
d->tagTearOffHandle = QString::fromLatin1( "tearoffhandle" );
d->tagMenuTitle = QString::fromLatin1( "title" );
d->attrName = QString::fromLatin1( "name" );
d->attrLineSeparator = QString::fromLatin1( "lineseparator" );
d->attrText1 = QString::fromLatin1( "text" );
d->attrText2 = QString::fromLatin1( "Text" );
d->attrContext = QString::fromLatin1( "context" );
d->attrIcon = QString::fromLatin1( "icon" );
d->m_instance = 0;
d->m_client = 0;
}
KXMLGUIBuilder::~KXMLGUIBuilder()
{
delete d;
}
QWidget *KXMLGUIBuilder::widget()
{
return d->m_widget;
}
QStringList KXMLGUIBuilder::containerTags() const
{
QStringList res;
res << d->tagMenu << d->tagToolBar << d->tagMainWindow << d->tagMenuBar << d->tagStatusBar;
return res;
}
QWidget *KXMLGUIBuilder::createContainer( QWidget *parent, int index, const QDomElement &element, int &id )
{
id = -1;
if ( element.tagName().lower() == d->tagMainWindow )
{
KMainWindow *mainwindow = 0;
if ( ::qt_cast<KMainWindow *>( d->m_widget ) )
mainwindow = static_cast<KMainWindow *>(d->m_widget);
return mainwindow;
}
if ( element.tagName().lower() == d->tagMenuBar )
{
KMenuBar *bar;
if ( ::qt_cast<KMainWindow *>( d->m_widget ) )
bar = static_cast<KMainWindow *>(d->m_widget)->menuBar();
else
bar = new KMenuBar( d->m_widget );
bar->show();
return bar;
}
if ( element.tagName().lower() == d->tagMenu )
{
// Look up to see if we are inside a mainwindow. If yes, then
// use it as parent widget (to get kaction to plug itself into the
// mainwindow). Don't use a popupmenu as parent widget, otherwise
// the popup won't be hidden if it is used as a standalone menu as well.
// And we don't want to set the parent for a standalone popupmenu,
// otherwise its shortcuts appear.
QWidget* p = parent;
while ( p && !::qt_cast<KMainWindow *>( p ) )
p = p->parentWidget();
QCString name = element.attribute( d->attrName ).utf8();
if (!kapp->authorizeKAction(name))
return 0;
KPopupMenu *popup = new KPopupMenu( p, name);
QString i18nText;
QDomElement textElem = element.namedItem( d->attrText1 ).toElement();
if ( textElem.isNull() ) // try with capital T
textElem = element.namedItem( d->attrText2 ).toElement();
QCString text = textElem.text().utf8();
QCString context = textElem.attribute(d->attrContext).utf8();
if ( text.isEmpty() ) // still no luck
i18nText = i18n( "No text!" );
else if ( context.isEmpty() )
i18nText = i18n( text );
else
i18nText = i18n( context, text );
QString icon = element.attribute( d->attrIcon );
QIconSet pix;
if ( !icon.isEmpty() )
{
KInstance *instance = d->m_instance;
if ( !instance )
instance = KGlobal::instance();
pix = SmallIconSet( icon, 16, instance );
}
if ( parent && ::qt_cast<KMenuBar *>( parent ) )
{
if ( !icon.isEmpty() )
id = static_cast<KMenuBar *>(parent)->insertItem( pix, i18nText, popup, -1, index );
else
id = static_cast<KMenuBar *>(parent)->insertItem( i18nText, popup, -1, index );
}
else if ( parent && ::qt_cast<QPopupMenu *>( parent ) )
{
if ( !icon.isEmpty() )
id = static_cast<QPopupMenu *>(parent)->insertItem( pix, i18nText, popup, -1, index );
else
id = static_cast<QPopupMenu *>(parent)->insertItem( i18nText, popup, -1, index );
}
return popup;
}
if ( element.tagName().lower() == d->tagToolBar )
{
bool honor = (element.attribute( d->attrName ) == "mainToolBar");
QCString name = element.attribute( d->attrName ).utf8();
KToolBar *bar = static_cast<KToolBar*>(d->m_widget->child( name, "KToolBar" ));
if( !bar )
{
bar = new KToolBar( d->m_widget, name, honor, false );
}
if ( ::qt_cast<KMainWindow *>( d->m_widget ) )
{
if ( d->m_client && !d->m_client->xmlFile().isEmpty() )
bar->setXMLGUIClient( d->m_client );
}
bar->loadState( element );
return bar;
}
if ( element.tagName().lower() == d->tagStatusBar )
{
if ( ::qt_cast<KMainWindow *>( d->m_widget ) )
{
KMainWindow *mainWin = static_cast<KMainWindow *>(d->m_widget);
mainWin->statusBar()->show();
return mainWin->statusBar();
}
KStatusBar *bar = new KStatusBar( d->m_widget );
return bar;
}
return 0L;
}
void KXMLGUIBuilder::removeContainer( QWidget *container, QWidget *parent, QDomElement &element, int id )
{
// Warning parent can be 0L
if ( ::qt_cast<QPopupMenu *>( container ) )
{
if ( parent )
{
if ( ::qt_cast<KMenuBar *>( parent ) )
static_cast<KMenuBar *>(parent)->removeItem( id );
else if ( ::qt_cast<QPopupMenu *>( parent ) )
static_cast<QPopupMenu *>(parent)->removeItem( id );
}
delete container;
}
else if ( ::qt_cast<KToolBar *>( container ) )
{
KToolBar *tb = static_cast<KToolBar *>( container );
tb->saveState( element );
delete tb;
}
else if ( ::qt_cast<KMenuBar *>( container ) )
{
KMenuBar *mb = static_cast<KMenuBar *>( container );
mb->hide();
// Don't delete menubar - it can be reused by createContainer.
// If you decide that you do need to delete the menubar, make
// sure that QMainWindow::d->mb does not point to a deleted
// menubar object.
}
else if ( ::qt_cast<KStatusBar *>( container ) )
{
if ( ::qt_cast<KMainWindow *>( d->m_widget ) )
container->hide();
else
delete static_cast<KStatusBar *>(container);
}
else
kdWarning() << "Unhandled container to remove : " << container->className() << endl;
}
QStringList KXMLGUIBuilder::customTags() const
{
QStringList res;
res << d->tagSeparator << d->tagTearOffHandle << d->tagMenuTitle;
return res;
}
int KXMLGUIBuilder::createCustomElement( QWidget *parent, int index, const QDomElement &element )
{
if ( element.tagName().lower() == d->tagSeparator )
{
if ( ::qt_cast<QPopupMenu *>( parent ) )
{
// Don't insert multiple separators in a row
QPopupMenu *menu = static_cast<QPopupMenu *>(parent);
int count = menu->count();
if (count)
{
int previousId = -1;
if ((index == -1) || (index > count))
previousId = menu->idAt(count-1);
else if (index > 0)
previousId = menu->idAt(index-1);
if (previousId != -1)
{
if (menu->text(previousId).isEmpty() &&
!menu->iconSet(previousId) &&
!menu->pixmap(previousId))
return 0;
}
}
// Don't insert a separator at the top of the menu
if(count == 0)
return 0;
else
return menu->insertSeparator( index );
}
else if ( ::qt_cast<QMenuBar *>( parent ) )
return static_cast<QMenuBar *>(parent)->insertSeparator( index );
else if ( ::qt_cast<KToolBar *>( parent ) )
{
KToolBar *bar = static_cast<KToolBar *>( parent );
bool isLineSep = true;
QDomNamedNodeMap attributes = element.attributes();
unsigned int i = 0;
for (; i < attributes.length(); i++ )
{
QDomAttr attr = attributes.item( i ).toAttr();
if ( attr.name().lower() == d->attrLineSeparator &&
attr.value().lower() == QString::fromLatin1("false") )
{
isLineSep = false;
break;
}
}
int id = KAction::getToolButtonID();
if ( isLineSep )
bar->insertLineSeparator( index, id );
else
bar->insertSeparator( index, id );
return id;
}
}
else if ( element.tagName().lower() == d->tagTearOffHandle )
{
if ( ::qt_cast<QPopupMenu *>( parent ) && KGlobalSettings::insertTearOffHandle())
return static_cast<QPopupMenu *>(parent)->insertTearOffHandle( -1, index );
}
else if ( element.tagName().lower() == d->tagMenuTitle )
{
if ( ::qt_cast<KPopupMenu *>( parent ) )
{
QString i18nText;
QCString text = element.text().utf8();
if ( text.isEmpty() )
i18nText = i18n( "No text!" );
else
i18nText = i18n( text );
QString icon = element.attribute( d->attrIcon );
QPixmap pix;
if ( !icon.isEmpty() )
{
KInstance *instance = d->m_instance;
if ( !instance )
instance = KGlobal::instance();
pix = SmallIcon( icon, instance );
}
if ( !icon.isEmpty() )
return static_cast<KPopupMenu *>(parent)->insertTitle( pix, i18nText, -1, index );
else
return static_cast<KPopupMenu *>(parent)->insertTitle( i18nText, -1, index );
}
}
return 0;
}
void KXMLGUIBuilder::removeCustomElement( QWidget *parent, int id )
{
if ( ::qt_cast<QPopupMenu *>( parent ) )
static_cast<QPopupMenu *>(parent)->removeItem( id );
else if ( ::qt_cast<QMenuBar *>( parent ) )
static_cast<QMenuBar *>(parent)->removeItem( id );
else if ( ::qt_cast<KToolBar *>( parent ) )
static_cast<KToolBar *>(parent)->removeItemDelayed( id );
}
KXMLGUIClient *KXMLGUIBuilder::builderClient() const
{
return d->m_client;
}
void KXMLGUIBuilder::setBuilderClient( KXMLGUIClient *client )
{
d->m_client = client;
if ( client )
setBuilderInstance( client->instance() );
}
KInstance *KXMLGUIBuilder::builderInstance() const
{
return d->m_instance;
}
void KXMLGUIBuilder::setBuilderInstance( KInstance *instance )
{
d->m_instance = instance;
}
void KXMLGUIBuilder::finalizeGUI( KXMLGUIClient * )
{
if ( !d->m_widget || !::qt_cast<KMainWindow *>( d->m_widget ) )
return;
#if 0
KToolBar *toolbar = 0;
QListIterator<KToolBar> it( ( (KMainWindow*)d->m_widget )->toolBarIterator() );
while ( ( toolbar = it.current() ) ) {
kdDebug() << "KXMLGUIBuilder::finalizeGUI toolbar=" << (void*)toolbar << endl;
++it;
toolbar->positionYourself();
}
#else
static_cast<KMainWindow *>(d->m_widget)->finalizeGUI( false );
#endif
}
void KXMLGUIBuilder::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }