X-Git-Url: http://code.vuplus.com/gitweb/?a=blobdiff_plain;f=lib%2Fgui%2Feslider.cpp;fp=lib%2Fgui%2Feslider.cpp;h=20b3ab47427f94b1ab936e315b70515456d0d9a3;hb=ba02fb4aced5868d047a5bffbd2ed87583daee4d;hp=0000000000000000000000000000000000000000;hpb=2494509cd031727d92c6556089c99711d16d8af9;p=vuplus_dvbapp

diff --git a/lib/gui/eslider.cpp b/lib/gui/eslider.cpp
new file mode 100644
index 0000000..20b3ab4
--- /dev/null
+++ b/lib/gui/eslider.cpp
@@ -0,0 +1,56 @@
+#include <lib/gui/eslider.h>
+
+eSlider::eSlider(eWidget *parent): eWidget(parent)
+{
+}
+
+int eSlider::event(int event, void *data, void *data2)
+{
+	switch (event)
+	{
+	case evtPaint:
+	{
+		ePtr<eWindowStyle> style;
+		gPainter &painter = *(gPainter*)data2;
+		
+		
+		getStyle(style);
+		style->paintBackground(painter, ePoint(0, 0), size());
+		style->setForegroundStyle(painter);
+		painter.fill(m_currently_filled);
+		
+		return 0;
+	}
+	case evtChangedSlider:
+	{
+
+		int num_pix = 0;
+		if (m_min < m_max)
+			num_pix = size().width() * m_value / (m_max - m_min);
+		gRegion old_currently_filled = m_currently_filled;
+		m_currently_filled = eRect(0, 0, num_pix, size().height());
+		
+			// redraw what *was* filled before and now isn't.
+		invalidate(m_currently_filled - old_currently_filled);
+			// redraw what wasn't filled before and is now.
+		invalidate(old_currently_filled - m_currently_filled);
+		
+		return 0;
+	}
+	default:
+		return eWidget::event(event, data, data2);
+	}
+}
+
+void eSlider::setValue(int value)
+{
+	m_value = value;
+	event(evtChangedSlider);
+}
+
+void eSlider::setRange(int min, int max)
+{
+	m_min = min;
+	m_max = max;
+	event(evtChangedSlider);
+}