Project structure refactoring

src/GUI/percentslider.cpp

@@ -0,0 +1,48 @@
+#include <QSlider>
+#include <QLabel>
+#include <QHBoxLayout>
+#include "units.h"
+#include "percentslider.h"
+
+
+static QString format(int value)
+{
+	return QString::number(value) + UNIT_SPACE + QString("%");
+}
+
+PercentSlider::PercentSlider(QWidget *parent) : QWidget(parent)
+{
+	_slider = new QSlider(Qt::Horizontal);
+	_label = new QLabel();
+
+	_slider->setMinimum(0);
+	_slider->setMaximum(100);
+
+	QFontMetrics fm(_label->font());
+	_label->setFixedWidth(fm.boundingRect(format(_slider->maximum())).width());
+	_label->setAlignment(Qt::AlignRight);
+
+	connect(_slider, SIGNAL(sliderMoved(int)), this, SLOT(updateLabel(int)));
+
+	QHBoxLayout *layout = new QHBoxLayout();
+	layout->addWidget(_slider);
+	layout->addWidget(_label);
+
+	setLayout(layout);
+}
+
+void PercentSlider::updateLabel(int value)
+{
+	_label->setText(format(value));
+}
+
+int PercentSlider::value() const
+{
+	return _slider->value();
+}
+
+void PercentSlider::setValue(int value)
+{
+	_slider->setValue(value);
+	_label->setText(format(value));
+}