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//=============================================================================
//
// File : kvi_kvs_object_controller.cpp
// Created on Sun 24 Apr 2005 05:23:04 by Szymon Stefanek
//
// This file is part of the KVIrc IRC client distribution
// Copyright (C) 2005-2006 Szymon Stefanek <pragma at kvirc dot net>
//
// 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 opinion) 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.
//
//=============================================================================
#define __KVIRC__
#include "kvi_kvs_object_controller.h"
#include "kvi_modulemanager.h"
#include "kvi_fileutils.h"
#include "kvi_app.h"
////////////////////////////////////////////////////////////////////////////////////////
static KviKvsObject * objectClassCreateInstance(KviKvsObjectClass *pClass,KviKvsObject *pParent,const TQString &szName)
{
return new KviKvsObject(pClass,pParent,szName);
}
////////////////////////////////////////////////////////////////////////////////////////
KviKvsObjectController::KviKvsObjectController()
{
m_pTopLevelObjectList = new KviPointerList<KviKvsObject>;
m_pTopLevelObjectList->setAutoDelete(false);
m_pObjectDict = new KviPointerHashTable<void *,KviKvsObject>(101);
m_pObjectDict->setAutoDelete(false);
m_pClassDict = new KviPointerHashTable<TQString,KviKvsObjectClass>(31,false);
m_pClassDict->setAutoDelete(false);
}
KviKvsObjectController::~KviKvsObjectController()
{
flushUserClasses();
while(m_pTopLevelObjectList->first())delete m_pTopLevelObjectList->first();
delete m_pTopLevelObjectList; // empty list
delete m_pObjectDict; // empty dict
m_pObjectDict = 0;
delete m_pObjectClass; // delete the class tree
delete m_pClassDict; // empty dict
}
void KviKvsObjectController::init()
{
// allocate the "object" builtin class
// this is the only one that is always in core memory
m_pObjectClass = new KviKvsObjectClass(0,"object",objectClassCreateInstance,true);
m_pObjectClass->registerFunctionHandler("name",KVI_PTR2MEMBER(KviKvsObject::function_name));
m_pObjectClass->registerFunctionHandler("startTimer",KVI_PTR2MEMBER(KviKvsObject::function_startTimer));
m_pObjectClass->registerFunctionHandler("killTimer",KVI_PTR2MEMBER(KviKvsObject::function_killTimer));
m_pObjectClass->registerFunctionHandler("killTimers",KVI_PTR2MEMBER(KviKvsObject::function_killTimers));
m_pObjectClass->registerFunctionHandler("className",KVI_PTR2MEMBER(KviKvsObject::function_className));
m_pObjectClass->registerFunctionHandler("findChild",KVI_PTR2MEMBER(KviKvsObject::function_findChild));
m_pObjectClass->registerFunctionHandler("childCount",KVI_PTR2MEMBER(KviKvsObject::function_childCount));
m_pObjectClass->registerFunctionHandler("emit",KVI_PTR2MEMBER(KviKvsObject::function_emit));
m_pObjectClass->registerFunctionHandler("children",KVI_PTR2MEMBER(KviKvsObject::function_children));
m_pObjectClass->registerFunctionHandler("signalSender",KVI_PTR2MEMBER(KviKvsObject::function_signalSender));
m_pObjectClass->registerFunctionHandler("signalName",KVI_PTR2MEMBER(KviKvsObject::function_signalName));
m_pObjectClass->registerFunctionHandler("destructor",KVI_PTR2MEMBER(KviKvsObject::function_destructor));
m_pObjectClass->registerFunctionHandler("parent",KVI_PTR2MEMBER(KviKvsObject::function_parent));
m_pObjectClass->registerFunctionHandler("property",KVI_PTR2MEMBER(KviKvsObject::function_property));
m_pObjectClass->registerFunctionHandler("setProperty",KVI_PTR2MEMBER(KviKvsObject::function_setProperty));
m_pObjectClass->registerFunctionHandler("listProperties",KVI_PTR2MEMBER(KviKvsObject::function_listProperties));
m_pObjectClass->registerStandardNothingReturnFunctionHandler("constructor");
m_pObjectClass->registerStandardNothingReturnFunctionHandler("timerEvent");
m_pClassDict->insert("object",m_pObjectClass);
}
void KviKvsObjectController::killAllObjectsWithClass(KviKvsObjectClass * pClass)
{
if(!m_pObjectDict)return; // no more objects at all...
KviPointerList<KviKvsObject> l;
l.setAutoDelete(true);
for(KviKvsObject * o = m_pTopLevelObjectList->first();o;o = m_pTopLevelObjectList->next())
{
if(o->getClass() == pClass)l.append(o);
else o->killAllChildrenWithClass(pClass);
}
}
void KviKvsObjectController::clearUserClasses()
{
flushUserClasses();
KviPointerHashTableIterator<TQString,KviKvsObjectClass> it(*m_pClassDict);
KviPointerList<KviKvsObjectClass> l;
l.setAutoDelete(true);
while(it.current())
{
if(!(it.current()->isBuiltin()))
{
l.append(it.current());
}
++it;
}
}
void KviKvsObjectController::clearInstances()
{
while(m_pTopLevelObjectList->first())delete m_pTopLevelObjectList->first();
delete m_pTopLevelObjectList; // empty list
delete m_pObjectDict; // empty dict
m_pTopLevelObjectList = new KviPointerList<KviKvsObject>;
m_pTopLevelObjectList->setAutoDelete(false);
m_pObjectDict = new KviPointerHashTable<void *,KviKvsObject>(101);
m_pObjectDict->setAutoDelete(false);
}
void KviKvsObjectController::registerClass(KviKvsObjectClass *pClass)
{
m_pClassDict->insert(pClass->name(),pClass);
}
void KviKvsObjectController::unregisterClass(KviKvsObjectClass *pClass)
{
if(!pClass->isBuiltin())
{
if(pClass->isDirty())flushUserClasses();
}
m_pClassDict->remove(pClass->name());
}
void KviKvsObjectController::registerObject(KviKvsObject *pObject)
{
m_pObjectDict->insert(pObject->handle(),pObject);
if(pObject->parent() == 0)m_pTopLevelObjectList->append(pObject);
}
void KviKvsObjectController::unregisterObject(KviKvsObject *pObject)
{
m_pObjectDict->remove(pObject->handle());
if(pObject->parent() == 0)m_pTopLevelObjectList->removeRef(pObject);
}
void KviKvsObjectController::flushUserClasses()
{
KviPointerHashTableIterator<TQString,KviKvsObjectClass> it(*m_pClassDict);
while(KviKvsObjectClass * c = it.current())
{
if(!c->isBuiltin())
{
if(c->isDirty())
{
TQString szPath;
TQString szFileName = c->name().lower();
szFileName += ".kvs";
szFileName.replace("::","--");
g_pApp->getLocalKvircDirectory(szPath,KviApp::Classes,szFileName);
if(c->save(szPath))
c->clearDirtyFlag();
else
tqDebug("Oops.. failed to save the object class %s",c->name().latin1());
}
}
++it;
}
}
KviKvsObjectClass * KviKvsObjectController::lookupClass(const TQString &szClass,bool bBuiltinOnly)
{
KviKvsObjectClass * pC = m_pClassDict->find(szClass);
if(!pC)
{
// maybe we need to load the object library ?
KviModule * pModule = g_pModuleManager->getModule("objects");
if(!pModule)
{
tqDebug("ops...something wrong with the libkviobjects module!");
return 0;
} else pC = m_pClassDict->find(szClass);
if(!pC)
{
if(bBuiltinOnly)return 0;
// maybe we need to load it from permanent storage...
TQString szPath;
TQString szFileName = szClass.lower();
szFileName += ".kvs";
szFileName.replace("::","--");
g_pApp->getLocalKvircDirectory(szPath,KviApp::Classes,szFileName);
if(!KviFileUtils::fileExists(szPath))
g_pApp->getGlobalKvircDirectory(szPath,KviApp::Classes,szFileName);
if(!KviFileUtils::fileExists(szPath))return 0;
if(!KviKvsObjectClass::load(szPath))return 0;
pC = m_pClassDict->find(szClass);
if(pC)pC->clearDirtyFlag(); // just loaded from disk: no need to sync it
}
} else {
if(bBuiltinOnly)
{
if(!pC->isBuiltin())return 0;
}
}
return pC;
};
void KviKvsObjectController::deleteClass(KviKvsObjectClass * pClass)
{
TQString szPath;
TQString szFileName = pClass->name().lower();
szFileName += ".kvs";
szFileName.replace("::","--");
g_pApp->getLocalKvircDirectory(szPath,KviApp::Classes,szFileName);
KviFileUtils::removeFile(szPath);
delete pClass;
}
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