add selchanged signal to listbox

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

diff --git a/lib/gui/elabel.cpp b/lib/gui/elabel.cpp
index 3519a7ac2fc0a8b944cb1ea5a5c47ef1726ccd21..3cec3a1cdc4003313ba47a706b62fe9ad4dd19dc 100644 (file)
--- a/lib/gui/elabel.cpp
+++ b/lib/gui/elabel.cpp
@@ -1,7 +1,9 @@
 #include <lib/gui/elabel.h>
+#include <lib/gdi/font.h>
 
-eLabel::eLabel(eWidget *parent): eWidget(parent)
+eLabel::eLabel(eWidget *parent, int markedPos): eWidget(parent)
 {
+       m_pos = markedPos;
        ePtr<eWindowStyle> style;
        getStyle(style);
        
@@ -10,6 +12,8 @@ eLabel::eLabel(eWidget *parent): eWidget(parent)
                /* default to topleft alignment */
        m_valign = alignTop;
        m_halign = alignLeft;
+       
+       m_have_foreground_color = 0;
 }
 
 int eLabel::event(int event, void *data, void *data2)
@@ -25,34 +29,65 @@ int eLabel::event(int event, void *data, void *data2)
                eWidget::event(event, data, data2);
 
                gPainter &painter = *(gPainter*)data2;
-               painter.setFont(m_font);
-               style->setStyle(painter, eWindowStyle::styleLabel);
                
-               int flags = 0;
-               if (m_valign == alignTop)
-                       flags |= gPainter::RT_VALIGN_TOP;
-               else if (m_valign == alignCenter)
-                       flags |= gPainter::RT_VALIGN_CENTER;
-               else if (m_valign == alignBottom)
-                       flags |= gPainter::RT_VALIGN_BOTTOM;
+               if (m_pos != -1)
+               {
+                       style->setStyle(painter, eWindowStyle::styleLabel);
+                       ePtr<eTextPara> para = new eTextPara(eRect(0, 0, size().width(), size().height()));
+                       para->setFont(m_font);
+                       para->renderString(m_text, 0);
+                       para->realign(eTextPara::dirLeft);
+                       int glyphs = para->size();
 
-               if (m_halign == alignLeft)
-                       flags |= gPainter::RT_HALIGN_LEFT;
-               else if (m_halign == alignCenter)
-                       flags |= gPainter::RT_HALIGN_CENTER;
-               else if (m_halign == alignRight)
-                       flags |= gPainter::RT_HALIGN_RIGHT;
-               else if (m_halign == alignBlock)
-                       flags |= gPainter::RT_HALIGN_BLOCK;
-               
-               flags |= gPainter::RT_WRAP;
-               painter.renderText(eRect(0, 0, size().width(), size().height()), m_text, flags);
-               
-               return 0;
+                       if ((m_pos < 0) || (m_pos >= glyphs))
+                               eWarning("glyph index %d in eLabel out of bounds!");
+                       else
+                       {
+                               para->setGlyphFlag(m_pos, GS_INVERT);
+                               eRect bbox;
+                               bbox = para->getGlyphBBox(m_pos);
+                               bbox = eRect(bbox.left(), 0, bbox.width(), size().height());
+                               painter.fill(bbox);
+                       }
+
+                       painter.renderPara(para, ePoint(0, 0));
+                       return 0;
+               }
+               else
+               {               
+                       painter.setFont(m_font);
+                       style->setStyle(painter, eWindowStyle::styleLabel);
+                       
+                       if (m_have_foreground_color)
+                               painter.setForegroundColor(m_foreground_color);
+                       
+                       int flags = 0;
+                       if (m_valign == alignTop)
+                               flags |= gPainter::RT_VALIGN_TOP;
+                       else if (m_valign == alignCenter)
+                               flags |= gPainter::RT_VALIGN_CENTER;
+                       else if (m_valign == alignBottom)
+                               flags |= gPainter::RT_VALIGN_BOTTOM;
+       
+                       if (m_halign == alignLeft)
+                               flags |= gPainter::RT_HALIGN_LEFT;
+                       else if (m_halign == alignCenter)
+                               flags |= gPainter::RT_HALIGN_CENTER;
+                       else if (m_halign == alignRight)
+                               flags |= gPainter::RT_HALIGN_RIGHT;
+                       else if (m_halign == alignBlock)
+                               flags |= gPainter::RT_HALIGN_BLOCK;
+                       
+                       flags |= gPainter::RT_WRAP;
+                       painter.renderText(eRect(0, 0, size().width(), size().height()), m_text, flags);
+                       
+                       return 0;
+               }
        }
        case evtChangedFont:
        case evtChangedText:
        case evtChangedAlignment:
+       case evtChangedMarkedPos:
                invalidate();
                return 0;
        default:
@@ -68,12 +103,23 @@ void eLabel::setText(const std::string &string)
        event(evtChangedText);
 }
 
+void eLabel::setMarkedPos(int markedPos)
+{
+       m_pos = markedPos;
+       event(evtChangedMarkedPos);
+}
+
 void eLabel::setFont(gFont *font)
 {
        m_font = font;
        event(evtChangedFont);
 }
 
+gFont* eLabel::getFont()
+{
+       return m_font;
+}
+
 void eLabel::setVAlign(int align)
 {
        m_valign = align;
@@ -85,3 +131,25 @@ void eLabel::setHAlign(int align)
        m_halign = align;
        event(evtChangedAlignment);
 }
+
+void eLabel::setForegroundColor(const gRGB &col)
+{
+       m_foreground_color = col;
+       m_have_foreground_color = 1;
+}
+
+void eLabel::clearForegroundColor()
+{
+       m_have_foreground_color = 0;
+}
+
+eSize eLabel::calculateSize()
+{
+       ePtr<eTextPara> p = new eTextPara(eRect(0, 0, size().width(), size().height()));
+       
+       p->setFont(m_font);
+       p->renderString(m_text, RS_WRAP);
+       
+       eRect bbox = p->getBoundBox();
+       return bbox.size();
+}