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koffice/kivio/kiviopart/kiviosdk/kivio_stencil_spawner_set.cpp

320 lines
7.7 KiB

/*
* Kivio - Visual Modelling and Flowcharting
* Copyright (C) 2000-2001 theKompany.com & Dave Marotti
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "kivio_common.h"
#include "kivio_plugin_stencil_spawner.h"
#include "kivio_sml_stencil_spawner.h"
#include "kivio_dia_stencil_spawner.h"
#include "kivio_py_stencil_spawner.h"
#include "kivio_stencil_spawner.h"
#include "kivio_stencil_spawner_set.h"
#include <tqdir.h>
#include <tqfile.h>
#include <tqstring.h>
#include <kdebug.h>
#include <tdeglobal.h>
#include <tdelocale.h>
KivioStencilSpawnerSet::KivioStencilSpawnerSet(const TQString& name)
: m_pSpawners(NULL),
m_pSelected(NULL)
{
m_hidden = false;
m_dir = "";
m_name = name.isEmpty() ? TQString("Untitled") : name;
m_pSpawners = new TQPtrList<KivioStencilSpawner>;
m_pSpawners->setAutoDelete(true);
}
KivioStencilSpawnerSet::~KivioStencilSpawnerSet()
{
delete m_pSpawners;
m_pSpawners = NULL;
kdDebug(43000) << "KivioStencilSpawnerSet::~KivioStencilSpawnerSet() - " << m_name << endl;
}
/**
* Loads a stencil spawners from data defined in an XML file
*
* @param e The @ref TQDomElement to load from
*
* This is a function that needs to be implemented by all descendant
* classes. It should search the known stencil-paths for the spawner
* specified, and load it.
*/
bool KivioStencilSpawnerSet::loadXML( const TQDomElement & )
{
return false;
}
/**
* Saves a spawner to a @ref TQDomElement
*
* @param doc The document to save to
*
* All descendant classes should implement this function. It should
* save the necessary data to a @ref TQDomElement such that when
* it is loaded again, it can find the spawner and load it from
* the local filesystem.
*/
TQDomElement KivioStencilSpawnerSet::saveXML( TQDomDocument &doc )
{
TQDomElement spawnE = doc.createElement("KivioStencilSpawnerSet");
XmlWriteString( spawnE, "id", m_id );
XmlWriteString(spawnE, "hidden", (m_hidden ? "true" : "false"));
KivioStencilSpawner *pSpawner = m_pSpawners->first();
while( pSpawner )
{
spawnE.appendChild( pSpawner->saveXML( doc ) );
pSpawner = m_pSpawners->next();
}
return spawnE;
}
bool KivioStencilSpawnerSet::loadDir( const TQString &dirName )
{
TQDir d(dirName);
TQString fileName;
m_dir = dirName;
m_name = readTitle( dirName );
m_id = readId( dirName );
d.setNameFilter("*.so *.sml *.ksp *.spy *.shape");
m_files = d.entryList();
return true;
}
KivioStencilSpawner* KivioStencilSpawnerSet::loadFile( const TQString &fileName )
{
for (KivioStencilSpawner* ss = m_pSpawners->first(); ss; ss = m_pSpawners->next() )
if (ss->fileName() == fileName)
return ss;
KivioStencilSpawner *pSpawner;
if( fileName.contains( ".sml", false ) )
{
pSpawner = new KivioSMLStencilSpawner(this);
}
else if( fileName.contains( ".ksp", false ) )
{
pSpawner = new KivioPluginStencilSpawner(this);
}
else if( fileName.contains( ".so", false ) )
{
pSpawner = new KivioPluginStencilSpawner(this);
}
else if( fileName.contains( ".spy", false ) )
{
pSpawner = new KivioPyStencilSpawner(this);
}
else if( fileName.contains( ".shape", false ) )
{
pSpawner = new KivioDiaStencilSpawner(this);
}
else
{
return 0;
}
if( pSpawner->load( fileName )==true )
m_pSpawners->append( pSpawner );
else
{
delete pSpawner;
return 0;
}
return pSpawner;
}
TQString KivioStencilSpawnerSet::readTitle( const TQString &dir )
{
TQDomDocument d("StencilSPawnerSet");
TQDomElement root, nodeElement;
TQDomNode node;
TQString nodeName;
TQString title, origTitle;
TQFile f(dir+"/desc");
if( f.open( IO_ReadOnly )==false )
{
kdDebug(43000) << "KivioStencilSpawnerSet::readTitle() - Error opening stencil set title: " <<
dir << "/desc" << endl;
return dir.right(dir.length() - dir.findRev('/')-1);
}
d.setContent(&f);
root = d.documentElement();
node = root.firstChild();
while( !node.isNull() )
{
nodeName = node.nodeName();
nodeElement = node.toElement();
if( nodeName.compare("Title")==0 && nodeElement.hasAttribute("lang"))
{
if(nodeElement.attribute("lang") == TDEGlobal::locale()->language()) {
title = XmlReadString( nodeElement, "data", dir );
}
}
else if( nodeName.compare("Title")==0 && !nodeElement.hasAttribute("lang"))
{
origTitle = XmlReadString( nodeElement, "data", dir );
}
node = node.nextSibling();
}
if(title.isEmpty()) {
title = i18n( "Stencils", origTitle.utf8() );
}
return title;
}
TQString KivioStencilSpawnerSet::readId( const TQString &dir )
{
TQDomDocument d("StencilSPawnerSet");
TQDomElement root;
TQDomNode node;
TQString nodeName;
TQString theid;
TQFile f(dir+"/desc");
if( f.open( IO_ReadOnly )==false )
{
kdDebug(43000) << "KivioStencilSpawnerSet::readId() - Error opening stencil set description: " <<
dir << "/desc" << endl;
return "";
}
d.setContent(&f);
root = d.documentElement();
node = root.firstChild();
while( !node.isNull() )
{
nodeName = node.nodeName();
if( nodeName.compare("Id")==0 )
{
theid = XmlReadString( node.toElement(), "data", dir );
return theid;
}
node = node.nextSibling();
}
kdDebug(43000) << "KivioStencilSpawnerSet::readId() - No id found in "
<< dir << "/desc" << endl;
return "";
}
TQString KivioStencilSpawnerSet::readDescription(const TQString& dir)
{
TQDomDocument d("StencilSPawnerSet");
TQDomElement root, nodeElement;
TQDomNode node;
TQString nodeName;
TQFile f(dir + "/desc");
if( f.open( IO_ReadOnly )==false )
{
kdDebug(43000) << "KivioStencilSpawnerSet::readId() - Error opening stencil set description: " <<
dir << "/desc" << endl;
return "";
}
d.setContent(&f);
root = d.documentElement();
node = root.firstChild();
TQString description, origDesc;
while( !node.isNull() )
{
nodeName = node.nodeName();
nodeElement = node.toElement();
if( nodeName.compare("Description")==0 && nodeElement.hasAttribute("lang"))
{
if(nodeElement.attribute("lang") == TDEGlobal::locale()->language()) {
description = nodeElement.text();
}
}
else if( nodeName.compare("Description")==0 && !nodeElement.hasAttribute("lang"))
{
origDesc = nodeElement.text();
}
node = node.nextSibling();
}
if(description.isEmpty() && !origDesc.isEmpty()) {
description = i18n( "Stencils", origDesc.utf8() );
}
return description;
}
KivioStencilSpawner* KivioStencilSpawnerSet::find( const TQString& id)
{
if(!m_pSpawners || m_pSpawners->isEmpty()) {
return 0;
}
KivioStencilSpawner* pSpawner = m_pSpawners->first();
while( pSpawner )
{
// If the id matches, this is it!
if( pSpawner->info()->id() == id )
{
return pSpawner;
}
pSpawner = m_pSpawners->next();
}
return NULL;
}
void KivioStencilSpawnerSet::addSpawner(KivioStencilSpawner* spawner)
{
if(spawner) {
m_pSpawners->append(spawner);
}
}