benoitrigolleau@56: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
benoitrigolleau@56: 
benoitrigolleau@56: /*   
benoitrigolleau@56: Sound Access
benoitrigolleau@56: EASAIER client application.
benoitrigolleau@56: Silogic 2007. Benoit Rigolleau.
benoitrigolleau@56: 
benoitrigolleau@56: This program is free software; you can redistribute it and/or
benoitrigolleau@56: modify it under the terms of the GNU General Public License as
benoitrigolleau@56: published by the Free Software Foundation; either version 2 of the
benoitrigolleau@56: License, or (at your option) any later version.  See the file
benoitrigolleau@56: COPYING included with this distribution for more information.
benoitrigolleau@56: */
benoitrigolleau@56: 
benoitrigolleau@56: #include "ItemContainer.h"
benoitrigolleau@56: 
benoitrigolleau@56: #include <QtAlgorithms>
benoitrigolleau@56: #include <iostream>
benoitrigolleau@56: #include <QList>
benoitrigolleau@56: #include <QPalette>
benoitrigolleau@88: #include <QScrollArea>
benoitrigolleau@56: 
benoitrigolleau@56: ItemContainer::ItemContainer(QWidget *parent) : QWidget(parent){
benoitrigolleau@56: 
benoitrigolleau@56: 	m_linkedList = new QLinkedList<int>();
benoitrigolleau@56: 	m_map = new QMap<int,GenericItemList*>();
benoitrigolleau@56: 	
benoitrigolleau@56: 	m_cpt=0;
benoitrigolleau@56: 
benoitrigolleau@56: 	QVBoxLayout *mainlayout = new QVBoxLayout();
benoitrigolleau@56: 	m_itemLayout = new QVBoxLayout;
benoitrigolleau@88: 
benoitrigolleau@56: 	mainlayout->addLayout(m_itemLayout);
benoitrigolleau@56: 	mainlayout->addStretch();
benoitrigolleau@56: 
benoitrigolleau@56: 	this->setLayout(mainlayout);
benoitrigolleau@56: 
lbajardsilogic@79: 	m_currentItem = -1;
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::addItem(GenericItemList *item){
benoitrigolleau@97: 
benoitrigolleau@56: 	m_map->insert(m_cpt,item);
benoitrigolleau@59: 	m_linkedList->prepend(m_cpt);
benoitrigolleau@56: 	item->setIndex(m_cpt);
benoitrigolleau@59: 	if(m_cpt==0){
benoitrigolleau@59: 		item->setAcceptDrag(false);
benoitrigolleau@59: 	}
benoitrigolleau@56: 	
benoitrigolleau@56: 	std::cerr << "add Item" << std::endl;
benoitrigolleau@56: 	connect(item, SIGNAL(itemDropped(int, int)),
benoitrigolleau@56: 	    this, SLOT(moveItem(int, int)));
benoitrigolleau@56: 	connect(item, SIGNAL(selected(int)),
benoitrigolleau@56: 	    this, SLOT(newItemSelected(int)));
benoitrigolleau@56: 	
benoitrigolleau@59: 	m_itemLayout->insertWidget(0,item);
benoitrigolleau@88: 
benoitrigolleau@56: 	m_cpt++;
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::setSelectedItem(QVariant &data){
benoitrigolleau@56: 
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::removeSelectedItem(){
lbajardsilogic@79: 	if (m_currentItem < 0)
lbajardsilogic@79: 		return;
benoitrigolleau@56: 	
lbajardsilogic@79: 	QLinkedList<int>::iterator iter = find(m_currentItem);
lbajardsilogic@79: 	QMap<int,GenericItemList*>::iterator iterItem = m_map->find(*iter);
lbajardsilogic@79: 	
lbajardsilogic@79: 	QLinkedList<int>::iterator newCurItem = iter + 1;
lbajardsilogic@79: 
lbajardsilogic@79: 	if (iter != m_linkedList->end())
lbajardsilogic@79: 	{
lbajardsilogic@79: 		m_linkedList->erase(iter);
lbajardsilogic@79: 	}
lbajardsilogic@79: 	if (iterItem != m_map->end())
lbajardsilogic@79: 	{
lbajardsilogic@79: 		delete iterItem.value();
lbajardsilogic@79: 		m_map->erase(iterItem);
lbajardsilogic@79: 	}
lbajardsilogic@79: 	
lbajardsilogic@79: 	reorganize();
lbajardsilogic@79: 
lbajardsilogic@79: 	
lbajardsilogic@79: 	if (newCurItem != m_linkedList->end())
lbajardsilogic@79: 	{
lbajardsilogic@79: 		m_currentItem = *newCurItem;
lbajardsilogic@79: 		newItemSelected(m_currentItem);
lbajardsilogic@79: 		return;
lbajardsilogic@79: 	} else if (!m_linkedList->isEmpty()) {
lbajardsilogic@79: 		m_currentItem = *(m_linkedList->end() - 1);
lbajardsilogic@79: 		newItemSelected(m_currentItem);
lbajardsilogic@79: 		return;
lbajardsilogic@79: 	}
benoitrigolleau@56: }
benoitrigolleau@56: 
lbajardsilogic@79: void ItemContainer::removeItem(QString &name){
lbajardsilogic@79: 	
lbajardsilogic@79: 	QMap<int,GenericItemList*>::iterator iterItem;
lbajardsilogic@79: 
lbajardsilogic@79: 	int index = -1;
lbajardsilogic@79: 
lbajardsilogic@79: 	//erase the element from the widget map
lbajardsilogic@79: 	for (iterItem = m_map->begin(); iterItem != m_map->end(); iterItem++)
lbajardsilogic@79: 	{
lbajardsilogic@79: 		QString iterName = iterItem.value()->getName();
lbajardsilogic@79: 		if (iterName == name)
lbajardsilogic@79: 		{
lbajardsilogic@79: 			index = iterItem.key();
lbajardsilogic@79: 			delete iterItem.value();
lbajardsilogic@79: 			m_map->erase(iterItem);
lbajardsilogic@79: 			break;
lbajardsilogic@79: 		}
lbajardsilogic@79: 	}
lbajardsilogic@79: 
lbajardsilogic@79: 	if (index != -1)
lbajardsilogic@79: 	{
lbajardsilogic@79: 		QLinkedList<int>::iterator iter = find(index);
lbajardsilogic@79: 
lbajardsilogic@79: 		QLinkedList<int>::iterator newCurItem = iter + 1;
lbajardsilogic@79: 
lbajardsilogic@79: 		//erase the element from the linked list
lbajardsilogic@79: 		if (iter != m_linkedList->end())
lbajardsilogic@79: 		{
lbajardsilogic@79: 			m_linkedList->erase(iter);
lbajardsilogic@79: 		}
lbajardsilogic@79: 
lbajardsilogic@79: 		//if it was the current item, select the following item if it exists
lbajardsilogic@79: 		if (index == m_currentItem)
lbajardsilogic@79: 		{
lbajardsilogic@79: 			if (newCurItem != m_linkedList->end())
lbajardsilogic@79: 			{
lbajardsilogic@79: 				m_currentItem = *newCurItem;
lbajardsilogic@79: 				newItemSelected(m_currentItem);
lbajardsilogic@79: 				return;
lbajardsilogic@79: 			} else if (!m_linkedList->isEmpty()) {
lbajardsilogic@79: 				m_currentItem = *(m_linkedList->end() - 1);
lbajardsilogic@79: 				newItemSelected(m_currentItem);
lbajardsilogic@79: 				return;
lbajardsilogic@79: 			}
lbajardsilogic@79: 		}
lbajardsilogic@79: 	}
lbajardsilogic@79: 	
lbajardsilogic@79: 	reorganize();
lbajardsilogic@79: }
benoitrigolleau@56: void ItemContainer::reset()
benoitrigolleau@56: {
benoitrigolleau@56: 	QLayoutItem *child;
benoitrigolleau@56: 	while ((child = m_itemLayout->takeAt(0)) != 0) {
benoitrigolleau@56: 		delete child->widget();
benoitrigolleau@56: 	}
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::removeAllItems(){
benoitrigolleau@56: 	m_linkedList->clear();
benoitrigolleau@56: 	reset();
lbajardsilogic@79: 	m_cpt=0;
benoitrigolleau@56: 	m_map->clear();
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::setCurrentIndex(int i){
benoitrigolleau@56: 
benoitrigolleau@56: 
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: QLinkedList<int>::iterator ItemContainer::find(int value)
benoitrigolleau@56: {
benoitrigolleau@59: 	QLinkedList<int>::iterator i = m_linkedList->begin();
benoitrigolleau@59: 	while (i != m_linkedList->end() && *i != value){
benoitrigolleau@59: 		++i;
benoitrigolleau@56: 	}
benoitrigolleau@59: 	return i;
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::reorganize(){
lbajardsilogic@79: 	int count = m_itemLayout->count();
lbajardsilogic@79: 	for (int i = count-1; i >= 0; i--){
benoitrigolleau@56: 		m_itemLayout->removeItem(m_itemLayout->itemAt(i));
benoitrigolleau@56:     }
benoitrigolleau@56: 	QLinkedList<int>::iterator iter;
benoitrigolleau@56: 	for(iter = m_linkedList->begin(); iter != m_linkedList->end(); iter++){
lbajardsilogic@79: 		int j = *iter;
lbajardsilogic@79: 		QMap<int,GenericItemList*>::iterator iterItem = m_map->find(j);
lbajardsilogic@79: 		if (iterItem != m_map->end())
lbajardsilogic@79: 		{
lbajardsilogic@79: 			int toto = iterItem.key();
lbajardsilogic@79: 			m_itemLayout->addWidget(iterItem.value());
lbajardsilogic@79: 		}
lbajardsilogic@79: 		
lbajardsilogic@79: 
lbajardsilogic@79: 		//m_itemLayout->addWidget(m_map->value(*iter));
benoitrigolleau@56: 	}
lbajardsilogic@79: 	m_itemLayout->update();
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: /********* SLOTS **************/
benoitrigolleau@56: void ItemContainer::moveItem(int idItem1, int idItem2){
benoitrigolleau@56: 	m_linkedList->removeAll(idItem1);
benoitrigolleau@56: 	QLinkedList<int>::iterator iter = find( idItem2);
benoitrigolleau@56: 	m_linkedList->insert(iter,idItem1);
benoitrigolleau@56: 	reorganize();
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::newItemSelected(int idItem){
benoitrigolleau@56: 
benoitrigolleau@56: 	GenericItemList* item = m_map->value(m_currentItem);
benoitrigolleau@56: 	if(item!=0){
benoitrigolleau@56: 		item->setBackgroundRole(QPalette::Window);
benoitrigolleau@56: 		item->setForegroundRole(QPalette::WindowText);
benoitrigolleau@56: 	}
benoitrigolleau@56: 
benoitrigolleau@56: 	m_currentItem=idItem;
benoitrigolleau@56: 
benoitrigolleau@56: 	item = m_map->value(m_currentItem);
benoitrigolleau@56: 	if(item!=0){
benoitrigolleau@56: 		item->setAutoFillBackground(true);
benoitrigolleau@56: 		item->setBackgroundRole(QPalette::Highlight);
benoitrigolleau@56: 		item->setForegroundRole(QPalette::HighlightedText);
benoitrigolleau@56: 	}
benoitrigolleau@56: 
benoitrigolleau@56: 	// il va faloir changer l'indice je pense. 
benoitrigolleau@56: 	// si ça plante lorsque l'on supprime un item, ça peut etre ça
benoitrigolleau@56: 	emit currentChanged(m_currentItem);
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::upCurrentItem(){
benoitrigolleau@56: 	//return if item count <=1 
benoitrigolleau@56: 	if (m_linkedList->count()<= 1){
benoitrigolleau@56: 		return;
benoitrigolleau@56: 	}
benoitrigolleau@59: 	
benoitrigolleau@59: 	QLinkedList<int>::iterator iter;
benoitrigolleau@59: 	// return if current item is the first
benoitrigolleau@59: 	iter  = m_linkedList->end()-1;
benoitrigolleau@59: 	if(*iter==m_currentItem){
benoitrigolleau@59: 		return;
benoitrigolleau@59: 	}
benoitrigolleau@56: 	// return if current item is on top
benoitrigolleau@56: 	iter  = m_linkedList->begin();
benoitrigolleau@56: 	if(*iter==m_currentItem){
benoitrigolleau@56: 		return;
benoitrigolleau@56: 	}
benoitrigolleau@56: 	
benoitrigolleau@59: 	
benoitrigolleau@56: 	// move item
benoitrigolleau@56: 	for(iter = m_linkedList->begin()+1; iter != m_linkedList->end(); iter++){
benoitrigolleau@56: 		if(*iter == m_currentItem){
benoitrigolleau@56: 			int itemOnTop = *(iter-1);
benoitrigolleau@56: 			*(iter-1)=m_currentItem;
benoitrigolleau@56: 			*iter = itemOnTop;
benoitrigolleau@56: 		}
benoitrigolleau@56: 	}
benoitrigolleau@56: 	reorganize();
benoitrigolleau@56: 
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::downCurrentItem(){
benoitrigolleau@56: 	//return if item count <=1 
benoitrigolleau@56: 	if (m_linkedList->count()<= 1){
benoitrigolleau@56: 		return;
benoitrigolleau@56: 	}
benoitrigolleau@56: 	// return if current item is on bottom
benoitrigolleau@56: 	QLinkedList<int>::iterator iter;
benoitrigolleau@59: 	iter  = m_linkedList->end()-1;
benoitrigolleau@59: 	if(*iter==m_currentItem || *(iter-1)==m_currentItem){
benoitrigolleau@56: 		return;
benoitrigolleau@56: 	}
benoitrigolleau@56: 	
benoitrigolleau@56: 	//move item
benoitrigolleau@56: 	for(iter = m_linkedList->end()-2; iter != m_linkedList->begin()-1; iter--){
benoitrigolleau@56: 		if(*iter == m_currentItem){
benoitrigolleau@56: 			int itemOnBottom = *(iter+1);
benoitrigolleau@56: 			*(iter+1)=m_currentItem;
benoitrigolleau@56: 			*iter = itemOnBottom;
benoitrigolleau@56: 		}
benoitrigolleau@56: 	}
benoitrigolleau@56: 	reorganize();
benoitrigolleau@56: }
benoitrigolleau@56: 
benoitrigolleau@56: void ItemContainer::openConfigBoxForCurrentItem(){
benoitrigolleau@56: 	GenericItemList* item = m_map->value(m_currentItem);
benoitrigolleau@56: 	if(item!=0){
benoitrigolleau@56: 		item->configAction();
benoitrigolleau@56: 	}
benoitrigolleau@56: }
lbajardsilogic@79: 
lbajardsilogic@79: QString ItemContainer::getCurrentFilterName()
lbajardsilogic@79: {
lbajardsilogic@79: 	QString name = "";
lbajardsilogic@79: 
lbajardsilogic@79: 	if (m_currentItem < 0)
lbajardsilogic@79: 		return name;
lbajardsilogic@79: 
lbajardsilogic@79: 	QLinkedList<int>::iterator iter = find(m_currentItem);
lbajardsilogic@79: 	
lbajardsilogic@79: 	if (iter != m_linkedList->end())
lbajardsilogic@79: 	{
lbajardsilogic@79: 		QMap<int,GenericItemList*>::iterator iterItem = m_map->find(*iter);
lbajardsilogic@79: 		if (iterItem != m_map->end())
lbajardsilogic@79: 		{
lbajardsilogic@79: 			GenericItemList* item = iterItem.value();
lbajardsilogic@79: 			name = item->getName();
lbajardsilogic@79: 		}
lbajardsilogic@79: 	}
lbajardsilogic@79: 	return name;
lbajardsilogic@79: }