#include <QtGui>

#include <QtGui>
class myWidget:public QWidget
{
	Q_OBJECT
public:
		myWidget()
	{
		button = new QPushButton("Push me to Change text + Background");
		tree = new QTreeWidget ;
		QVBoxLayout *layout = new QVBoxLayout;
		layout->addWidget(button);
		layout->addWidget(tree);
		setLayout(layout);
		connect(button,SIGNAL(clicked()),this,SLOT(mySlot()));

	QTreeWidgetItem* headerItem = new QTreeWidgetItem();
	headerItem->setText(0,QString("Column 1"));
	headerItem->setText(1,QString("Column 2"));	
	tree->setHeaderItem(headerItem);
	
	for(int i =0;i<3;i++)
	{
	QTreeWidgetItem* item = new QTreeWidgetItem();
	item->setText(0,QString("item1_1%1").arg(i));	  
	item->setText(1,QString("ColumnText%1").arg(i));	
	item->setBackground(0,*(new QBrush(Qt::red)));	
	tree->addTopLevelItem(item);	 
	}
	tree->setStyleSheet("QTreeWidget::item{background:blue;}");
	
	
	}
	public slots:
		void mySlot()
		{

			if(tree->topLevelItemCount())
			{

				QTreeWidgetItem *item = tree->topLevelItem(1);
				item->setText(0,"Brand New Text");
				item->setBackground(0,*(new QBrush(Qt::red)));
			//	item->setBackgroundColor(0,QColor(Qt::red));
			}
		}
public:
	QPushButton *button;
	QTreeWidget  *tree;
};

#include "main.moc"

int main(int argc, char* argv[])
{
   QApplication app(argc, argv);
   myWidget w;
   w.show();
   return app.exec();
}











//
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//
//
//int main(int argc, char **argv)
//{
//	QApplication app(argc, argv);
//	QTreeWidget  *tree = new QTreeWidget ;
//	QTreeWidgetItem* headerItem = new QTreeWidgetItem();
//	headerItem->setText(0,QString("Column 1"));
//	headerItem->setText(1,QString("Column 2"));	
//	tree->setHeaderItem(headerItem);
//
//	for(int i =0;i<3;i++)
//	{
//	QTreeWidgetItem* item = new QTreeWidgetItem();
//	item->setText(0,QString("item1_1%1").arg(i));	  
//	item->setText(1,QString("ColumnText%1").arg(i));	
//	item->setBackground(0,*(new QBrush(Qt::red)));	
//	tree->addTopLevelItem(item);	 
//
//	}
//	//tree->setStyleSheet("QTreeWidget::item:hover{background:blue;}");
//	tree->setStyleSheet("QTreeWidget::item\n{color: cyan;}\nQTreeWidget::item:!has-children\n{background-color:yellow;}\nQTreeWidget::item:has-children\n{background-color:#f0f0f0;}\nQTreeWidget::item:last:hover\n{background-color:#f5f4f4;}\nQTreeWidget::item:pressed,QTreeWidget::item:selected\n{background-color:blue;}"); 
//
//	tree->show();
//	return app.exec();
//}
//
////#include <QtGui>
////int main(int argc,char ** argv)
////{
////  QApplication app(argc,argv);
//// 
////  QGraphicsScene scene;  
////  QGraphicsView view(&scene);
////  QGraphicsTextItem* item  = new QGraphicsTextItem("QGraphicsTextItem Text Color");
////  QGraphicsTextItem* item2 = new QGraphicsTextItem("QGraphicsTextItem Text Color");
////  QGraphicsTextItem* item3 = new QGraphicsTextItem("QGraphicsTextItem Text Color");
////  QGraphicsTextItem* item4 = new QGraphicsTextItem("QGraphicsTextItem Text Color");
//// 
////  item->setDefaultTextColor(Qt::red);
////  item2->setDefaultTextColor(Qt::blue);
////  item3->setDefaultTextColor(Qt::green);
////  item4->setDefaultTextColor(Qt::cyan);
////  
////  scene.addItem(item);
////  scene.addItem(item2);
////  scene.addItem(item3);
////  scene.addItem(item4);  
////    
////  item->setRotation(30);
////  item2->setRotation(40);
////  item3->setRotation(50);
////  item4->setRotation(60);
////  
////  view.setFixedSize(250,250);
////
////  view.setWindowTitle("QGraphicsTextItem Colorize and Rotate Example");
////  view.show();  
////  
////  return app.exec();
////};
////
//
//