Progress indicators

main.h

@@ -0,0 +1,53 @@
+#ifndef MAIN_H
+#define MAIN_H
+
+#include <QObject>
+#include <QTimer>
+#include <QList>
+#include <QStandardItem>
+#include <QDebug>
+
+#include "CategorizedView.h"
+
+class Progresser : public QObject
+{
+	Q_OBJECT
+public:
+	explicit Progresser(QObject *parent = 0) : QObject(parent)
+	{
+		QTimer *timer = new QTimer(this);
+		connect(timer, SIGNAL(timeout()), this, SLOT(timeout()));
+		timer->start(50);
+	}
+
+	QStandardItem *addTrackedIndex(QStandardItem *item)
+	{
+		item->setData(1000, CategorizedViewRoles::ProgressMaximumRole);
+		m_items.append(item);
+		return item;
+	}
+
+public slots:
+	void timeout()
+	{
+		foreach (QStandardItem *item, m_items)
+		{
+			int value = item->data(CategorizedViewRoles::ProgressValueRole).toInt();
+			value += qrand() % 3;
+			if (value >= item->data(CategorizedViewRoles::ProgressMaximumRole).toInt())
+			{
+				item->setData(item->data(CategorizedViewRoles::ProgressMaximumRole).toInt(),
+							  CategorizedViewRoles::ProgressValueRole);
+			}
+			else
+			{
+				item->setData(value, CategorizedViewRoles::ProgressValueRole);
+			}
+		}
+	}
+
+private:
+	QList<QStandardItem *> m_items;
+};
+
+#endif // MAIN_H