(ralfk) media player actions

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

diff --git a/lib/gui/ewidgetdesktop.cpp b/lib/gui/ewidgetdesktop.cpp
index fb0f39ddacaad7495fb26ba60ab8b3ef70372029..9e4830830e3266cc2624c73de058dfc34351a253 100644 (file)
--- a/lib/gui/ewidgetdesktop.cpp
+++ b/lib/gui/ewidgetdesktop.cpp
@@ -5,18 +5,27 @@
 
 extern void dumpRegion(const gRegion &region);
 
-void eWidgetDesktop::addRootWidget(eWidget *root, int top)
+void eWidgetDesktop::addRootWidget(eWidget *root)
 {
        assert(!root->m_desktop);
        
+       int invert_sense = 0;
                /* buffered mode paints back-to-front, while immediate mode is front-to-back. */
        if (m_comp_mode == cmBuffered)
-               top = !top;
+               invert_sense = 1;
+       
+       ePtrList<eWidget>::iterator insert_position = m_root.begin();
+       
+       for (;;)
+       {
+               if ((insert_position == m_root.end()) || (invert_sense ^ (insert_position->m_z_position < root->m_z_position)))
+               {
+                       m_root.insert(insert_position, root);
+                       break;
+               }
+               ++insert_position;
+       }
        
-       if (top)
-               m_root.push_back(root);
-       else
-               m_root.push_front(root);
        root->m_desktop = this;
 
                /* the creation will be postponed. */
@@ -51,10 +60,10 @@ void eWidgetDesktop::calcWidgetClipRegion(eWidget *widget, gRegion &parent_visib
                widget->m_visible_region = widget->m_clip_region;
                widget->m_visible_region.moveBy(widget->position());
                widget->m_visible_region &= parent_visible; // in parent space!
-                       /* TODO: check transparency here! */
 
-                       /* remove everything this widget will contain from parent's visible list */
-               parent_visible -= widget->m_visible_region; // will remove child regions too!
+               if (!widget->isTransparent())
+                               /* remove everything this widget will contain from parent's visible list, unless widget is transparent. */
+                       parent_visible -= widget->m_visible_region; // will remove child regions too!
 
                        /* now prepare for recursing to childs */
                widget->m_visible_region.moveBy(-widget->position());            // now in local space
@@ -63,11 +72,22 @@ void eWidgetDesktop::calcWidgetClipRegion(eWidget *widget, gRegion &parent_visib
 
        widget->m_visible_with_childs = widget->m_visible_region;
        
-       for (ePtrList<eWidget>::iterator i(widget->m_childs.begin()); i != widget->m_childs.end(); ++i)
-               if (i->m_vis & eWidget::wVisShow)
-                       calcWidgetClipRegion(*i, widget->m_visible_region);
-               else
-                       clearVisibility(*i);
+                       /* add childs in reverse (Z) order - we're going from front-to-bottom here. */
+       ePtrList<eWidget>::iterator i(widget->m_childs.end());
+       
+       for (;;)
+       {
+               if (i != widget->m_childs.end())
+               {
+                       if (i->m_vis & eWidget::wVisShow)
+                               calcWidgetClipRegion(*i, widget->m_visible_region);
+                       else
+                               clearVisibility(*i);
+               }
+               if (i == widget->m_childs.begin())
+                       break;
+               --i;
+       }
 }
 
 void eWidgetDesktop::recalcClipRegions(eWidget *root)
@@ -267,26 +287,34 @@ void eWidgetDesktop::setRedrawTask(eMainloop &ml)
                m_timer->start(0, 1);
 }
 
+void eWidgetDesktop::makeCompatiblePixmap(ePtr<gPixmap> &pm)
+{
+       makeCompatiblePixmap(*(pm.operator->()));
+}
+
 void eWidgetDesktop::makeCompatiblePixmap(gPixmap &pm)
 {
        if (m_comp_mode != cmImmediate)
                return;
        
-       eDebug("widgetDesktop: make compatible pixmap of %p\n", &pm);
+//     eDebug("widgetDesktop: make compatible pixmap of %p", &pm);
        if (!m_screen.m_dc)
        {
                eWarning("eWidgetDesktop: no DC to make pixmap compatible with!");
                return;
        }
 
-       ePtr<gDC> pixmap_dc = new gDC(&pm);
-       gPainter pixmap_painter(pixmap_dc);
-       
        ePtr<gPixmap> target_pixmap;
        m_screen.m_dc->getPixmap(target_pixmap);
        
        assert(target_pixmap);
        
+       if (target_pixmap->surface && target_pixmap->surface->bpp > 8)
+               return;
+
+       ePtr<gDC> pixmap_dc = new gDC(&pm);
+       gPainter pixmap_painter(pixmap_dc);
+       
        pixmap_painter.mergePalette(target_pixmap);
 }
 
@@ -307,6 +335,7 @@ eWidgetDesktop::eWidgetDesktop(eSize size): m_mainloop(0), m_timer(0)
        m_screen.m_dirty_region = gRegion(eRect(ePoint(0, 0), size));
        m_screen.m_screen_size = size;
        m_require_redraw = 0;
+       m_style_id = 0;
 
        CONNECT(gRC::getInstance()->notify, eWidgetDesktop::notify);
        setCompositionMode(cmImmediate);
@@ -314,6 +343,12 @@ eWidgetDesktop::eWidgetDesktop(eSize size): m_mainloop(0), m_timer(0)
 
 eWidgetDesktop::~eWidgetDesktop()
 {
+               /* tell registered root windows that they no longer have a desktop. */
+       for (ePtrList<eWidget>::iterator i(m_root.begin()); i != m_root.end(); )
+       {
+               i->m_desktop = 0;
+               i = m_root.erase(i);
+       }
                /* destroy all buffers */
        setCompositionMode(-1);
 }