- default fonts handled in windowstyle

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

diff --git a/lib/gui/ewidgetdesktop.cpp b/lib/gui/ewidgetdesktop.cpp
index bb6c7c39b74efc743471fc648af595626bcfc5f7..96f7463662f0070126d1e835a87e6771e11624a4 100644 (file)
--- a/lib/gui/ewidgetdesktop.cpp
+++ b/lib/gui/ewidgetdesktop.cpp
@@ -42,11 +42,10 @@ void eWidgetDesktop::calcWidgetClipRegion(eWidget *widget, gRegion &parent_visib
 
 void eWidgetDesktop::recalcClipRegions()
 {
-       gRegion screen = gRegion(eRect(ePoint(0, 0), m_screen_size));
+       m_background_region = gRegion(eRect(ePoint(0, 0), m_screen_size));
        
        for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
-               calcWidgetClipRegion(*i, screen);
-//     dumpRegion(screen);
+               calcWidgetClipRegion(*i, m_background_region);
 }
 
 void eWidgetDesktop::invalidate(const gRegion &region)
@@ -56,12 +55,35 @@ void eWidgetDesktop::invalidate(const gRegion &region)
        m_dirty_region |= region;
 }
 
+void eWidgetDesktop::setBackgroundColor(gColor col)
+{
+       m_background_color = col;
+       
+               /* if there's something visible from the background, redraw it with the new color. */
+       if (m_dc && m_background_region.valid() && !m_background_region.empty())
+       {
+                       /* todo: split out "setBackgroundColor / clear"... maybe? */
+               gPainter painter(m_dc);
+               painter.resetClip(m_background_region);
+               painter.setBackgroundColor(m_background_color);
+               painter.clear();
+       }
+}
+
 void eWidgetDesktop::paint()
 {
        gPainter painter(m_dc);
                /* walk all root windows. */
        for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); ++i)
                i->doPaint(painter, m_dirty_region);
+       m_dirty_region &= m_background_region;
+       
+       painter.resetClip(m_dirty_region);
+       painter.setBackgroundColor(m_background_color);
+       painter.clear();
+       
+       painter.flush();
+       
        m_dirty_region = gRegion();
 }