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/*
 * This file is part of the Shiboken Python Binding Generator project.
 *
 * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
 *
 * Contact: PySide team <contact@pyside.org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include "objecttype.h"
#include "objecttypelayout.h"
#include <algorithm>
#include <iostream>
#include <string>

using namespace std;

ObjectType::ObjectType(ObjectType* parent) : m_parent(0), m_layout(0), m_call_id(-1)
{
    setParent(parent);
}

ObjectType::~ObjectType()
{
    for (ObjectTypeList::iterator child_iter = m_children.begin();
         child_iter != m_children.end(); ++child_iter)
        delete *child_iter;
}

ObjectType*
ObjectType::createWithChild()
{
    ObjectType* parent = create();
    ObjectType* child = create();
    child->setObjectName("child");
    child->setParent(parent);
    return parent;
}

void
ObjectType::removeChild(ObjectType* child)
{
    if (!child)
        return;

    ObjectTypeList::iterator child_iter = std::find(m_children.begin(), m_children.end(), child);
    if (child_iter != m_children.end()) {
        m_children.erase(child_iter);
        child->m_parent = 0;
    }
}

ObjectType*
ObjectType::takeChild(ObjectType* child)
{
    if (!child)
        return 0;

    ObjectTypeList::iterator child_iter = std::find(m_children.begin(), m_children.end(), child);
    if (child_iter != m_children.end()) {
        m_children.erase(child_iter);
        child->m_parent = 0;
        return child;
    }
    return 0;
}

ObjectType*
ObjectType::takeChild(const Str& name)
{
    return takeChild(findChild(name));

}

ObjectType*
ObjectType::findChild(const Str& name)
{
    for (ObjectTypeList::iterator child_iter = m_children.begin();
         child_iter != m_children.end(); ++child_iter) {

        if ((*child_iter)->objectName() == name)
            return *child_iter;
    }
    return 0;
}

void
ObjectType::killChild(const Str& name)
{
    for (ObjectTypeList::iterator child_iter = m_children.begin();
         child_iter != m_children.end(); ++child_iter) {

        if ((*child_iter)->objectName() == name) {
            ObjectType* child = *child_iter;
            removeChild(child);
            delete child;
            break;
        }
    }
}

void
ObjectType::setParent(ObjectType* parent)
{
    if (m_parent == parent)
        return;

    if (m_parent)
        m_parent->removeChild(this);

    m_parent = parent;
    if (m_parent)
        m_parent->m_children.push_back(this);
}

void
ObjectType::setObjectName(const Str& name)
{
    m_objectName = name;
}

Str
ObjectType::objectName() const
{
    return m_objectName;
}

bool
ObjectType::causeEvent(Event::EventType eventType)
{
    Event e(eventType);
    return event(&e);
}

bool
ObjectType::event(Event* event)
{
    return true;
}

int
ObjectType::processEvent(ObjectTypeList objects, Event *event)
{
    int evaluated = 0;

    for (ObjectTypeList::iterator obj_iter = objects.begin();
         obj_iter != objects.end(); ++obj_iter) {
        if((*obj_iter)->event(event))
            evaluated++;
    }

    return evaluated;

}

void
ObjectType::setLayout(ObjectTypeLayout* l)
{
    if (!l) {
        cerr << "[WARNING] ObjectType::setLayout: Cannot set layout to 0." << endl;
        return;
    }

    if (layout()) {
        if (layout() != l) {
            cerr << "[WARNING] ObjectType::setLayout: Attempting to set ObjectTypeLayout '" << l->objectName().cstring();
            cerr << "' on ObjectType '" << objectName().cstring() << "', which already has a layout." << endl;
        }
        return;
    }

    ObjectType* oldParent = l->parent();
    if (oldParent && oldParent != this) {
        if (oldParent->isLayoutType()) {
            cerr << "[WARNING] ObjectType::setLayout: Attempting to set ObjectTypeLayout '" << l->objectName().cstring();
            cerr << "' on ObjectType '" << objectName().cstring() << "', when the ObjectTypeLayout already has a parent layout." << endl;
            return;
        } else {
            // Steal the layout from an ObjectType parent.
            oldParent->takeLayout();
        }
    }

    m_layout = l;
    if (oldParent != this) {
        l->setParent(this);
        l->reparentChildren(this);
    }
}

ObjectTypeLayout* ObjectType::takeLayout()
{
    ObjectTypeLayout* l = layout();
    if (!l)
        return 0;
    m_layout = 0;
    l->setParent(0);
    return l;
}

unsigned int
objectTypeHash(const ObjectType* objectType)
{
    return reinterpret_cast<std::size_t>(objectType);
}

unsigned char
ObjectType::callWithEnum(const Str& prefix, Event::EventType type, unsigned char value){
    return value*value;
}

unsigned char
ObjectType::callWithEnum(const Str& prefix, unsigned char value) {
    return value;
}

void
ObjectType::setObjectSplittedName(const char*, const Str& prefix, const Str& suffix)
{
    std::string result(prefix.cstring());
    result += suffix.cstring();
    m_objectName = result.c_str();
}

void
ObjectType::setObjectNameWithSize(const char*, int size, const Str& name)
{
    std::string result(name.cstring(), size);
    m_objectName = result.c_str();
}

void
ObjectType::setObjectNameWithSize(const Str& name, int size)
{
    setObjectNameWithSize("", size, name);
}

void ObjectType::setObject(ObjectType *)
{
    m_call_id = 0;
}

void ObjectType::setObject(const Null&)
{
    m_call_id = 1;
}

int ObjectType::callId() const
{
    return m_call_id;
}