tdepartsdesignerplugin.cpp

/*
    Copyright (C) 2004, David Faure <faure@kde.org>
    This file is part of the KDE project
 
    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.
*/
 
#include "tdepartsdesignerplugin.h"
 
#include <tdeparts/componentfactory.h>
#include <tdeparts/part.h>
#include <kmimetype.h>
#include <tqlayout.h>
#include <tdeapplication.h>
#include <tdemacros.h>
 
KPartsGenericPart::KPartsGenericPart( TQWidget* parentWidget, const char* name )
    : TQWidget( parentWidget, name ), m_part( 0 )
{
    TQVBoxLayout* layout = new TQVBoxLayout( this );
    layout->setAutoAdd( true );
}
 
void KPartsGenericPart::load()
{
    if ( m_mimetype.isEmpty() || m_url.isEmpty() )
        return; // not enough info yet
    // Here it crashes in KSycoca::openDatabase when trying to load the stuff from designer itself
    // Not sure why - but it's not really needed anyway.
    if ( !tdeApp )
        return;
    TQString mimetype = m_mimetype;
    if ( mimetype == "auto" )
        mimetype == KMimeType::findByURL( m_url )->name();
    if ( m_part ) {
        delete m_part;
    }
    // "this" is both the parent widget and the parent object
    m_part = KParts::ComponentFactory::createPartInstanceFromQuery<KParts::ReadOnlyPart>( mimetype, TQString(), this, 0, this, 0 );
    if ( m_part ) {
        m_part->openURL( m_url );
        m_part->widget()->show();
    }
}
 
 
static const char* mykey = "KPartsGenericPart";
 
TQStringList KPartsWidgetPlugin::keys() const {
    return TQStringList() << mykey;
}
 
TQWidget * KPartsWidgetPlugin::create( const TQString & key, TQWidget * parent, const char * name ) {
    if ( key == mykey )
        return new KPartsGenericPart( parent, name );
    return 0;
}
 
TQString KPartsWidgetPlugin::group( const TQString & key ) const {
    if ( key == mykey )
        return "Display (KDE)";
    return TQString();
}
 
#if 0
TQIconSet KPartsWidgetPlugin::iconSet( const TQString & key ) const {
  return TQIconSet();
}
#endif
 
TQString KPartsWidgetPlugin::includeFile( const TQString & key ) const {
    if ( key == mykey )
        return "partplugin.h";
    return TQString();
}
 
TQString KPartsWidgetPlugin::toolTip( const TQString & key ) const {
    if ( key == mykey )
        return "Generic KParts viewer";
    return TQString();
}
 
TQString KPartsWidgetPlugin::whatsThis( const TQString & key ) const {
    if ( key == mykey )
        return "A widget to embed any KParts viewer, given a url and optionally a mimetype";
    return TQString();
}
 
bool KPartsWidgetPlugin::isContainer( const TQString & /*key*/ ) const {
    return false;
}
 
#ifndef TDE_EXPORT_PLUGIN
#define TDE_EXPORT_PLUGIN(PLUGIN) \
  TQ_EXTERN_C TDE_EXPORT const char* qt_ucm_query_verification_data(); \
  TQ_EXTERN_C TDE_EXPORT TQUnknownInterface* ucm_instantiate(); \
  TQ_EXPORT_PLUGIN(PLUGIN)
#endif
 
TDE_EXPORT_PLUGIN( KPartsWidgetPlugin )
 
#include "tdepartsdesignerplugin.moc"