- add more python stuff

[enigma2.git] / lib / gui / eslider.cpp

diff --git a/lib/gui/eslider.cpp b/lib/gui/eslider.cpp
new file mode 100644 (file)
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);
+}