segfault fix

1 files changed, 3 insertions, 3 deletions

diff --git a/noncore/apps/opie-console/emulation_widget.cpp b/noncore/apps/opie-console/emulation_widget.cpp
index 318d7bb..e11c5e4 100644
--- a/noncore/apps/opie-console/emulation_widget.cpp
+++ b/noncore/apps/opie-console/emulation_widget.cpp
@@ -1,227 +1,227 @@
 // opie-console includes
 #include "emulation_widget.h"
 #include "common.h"
 #include "widget_layer.h"
 #include "profile.h"
 
 // qt includes
 #include <qwidget.h>
 #include <qarray.h>
 #include <qstring.h>
 #include <qpainter.h>
 #include <qrect.h>
 #include <qscrollbar.h>
 
 #define rimX 0 // left/right rim width
 #define rimY 0 // top/bottom rim high
 
 #define SCRWIDTH 16 // width of scrollbar
 
 EmulationWidget::EmulationWidget( const Profile& config, QWidget *parent, const char* name ) : WidgetLayer( config, parent, name )
 {
 
         // initialize font attributes 
         QFontMetrics fm( font() );
         f_height = fm.height();
         f_width = fm.maxWidth();
         f_ascent = fm.ascent();
 
-        // give reasonable defaults to m_columns, m_lines
-        calcGeometry();
-        
         // initialize scrollbar related vars
         m_scrollbar = new QScrollBar( this );
         m_scrollbar->setCursor( arrowCursor );
 
+        // give reasonable defaults to m_columns, m_lines
+        calcGeometry();
+        
         // load config
         reloadConfig( config );
         
         m_resizing = false;
 }
 
 void EmulationWidget::reloadConfig( const Profile& config )
 {
   
   // nothing yet
 }
 
 EmulationWidget::~EmulationWidget()
 {
   //clean up
 }
 
 static QChar vt100extended(QChar c)
 {
   switch (c.unicode())
   {
     case 0x25c6 : return  1;
     case 0x2592 : return  2;
     case 0x2409 : return  3;
     case 0x240c : return  4;
     case 0x240d : return  5;
     case 0x240a : return  6;
     case 0x00b0 : return  7;
     case 0x00b1 : return  8;
     case 0x2424 : return  9;
     case 0x240b : return 10;
     case 0x2518 : return 11;
     case 0x2510 : return 12;
     case 0x250c : return 13;
     case 0x2514 : return 14;
     case 0x253c : return 15;
     case 0xf800 : return 16;
     case 0xf801 : return 17;
     case 0x2500 : return 18;
     case 0xf803 : return 19;
     case 0xf804 : return 20;
     case 0x251c : return 21;
     case 0x2524 : return 22;
     case 0x2534 : return 23;
     case 0x252c : return 24;
     case 0x2502 : return 25;
     case 0x2264 : return 26;
     case 0x2265 : return 27;
     case 0x03c0 : return 28;
     case 0x2260 : return 29;
     case 0x00a3 : return 30;
     case 0x00b7 : return 31;
   }
   return c;
 }
 
 
 
 void EmulationWidget::setImage( QArray<Character> const newimg, int lines, int columns )
 {
         const QPixmap* pm = backgroundPixmap();
         QPainter paint;
 
         // dont allow updates, while drawing
         setUpdatesEnabled( false );
 
         paint.begin( this );
         
         QPoint tL = contentsRect().topLeft();
         int tLx = tL.x();
         int tLy = tL.y();
         //hasBlinker = false;
 
         int cf = -1;
         int cb = -1;
         int cr = -1;
 
         int lins = QMIN( m_lines, QMAX( 0, lines ) );
         int cols = QMIN( m_columns, QMAX( 0, columns ) );
                 QArray<QChar> disstrU = QArray<QChar>( cols );
 
         for ( int y = 0; y < lins; ++y )
                 {int len;
                 const Character* lcl = &m_image[y * m_columns];
                 const Character* ext = &newimg[y * columns];
                 if ( ! m_resizing )
                 for ( int x = 0; x < cols; ++x )
                 {
                         // disable, till widget works, WITHOUT blinking
                         //hasBlinker |= ( ext[x].r & RE_BLINK );
                         
                         if ( ext[x] != lcl[x] )
                         {
                                 cr = ext[x].r;
                                 cb = ext[x].b;
                                 if ( ext[x].f != cf ) cf = ext[x].f;
                                 int lln = cols - x;
                                 disstrU[0] = vt100extended( ext[x+0].c );
                                 for ( len = 1; len < lln; ++len )
                                 {
                                         if ( ext[x+len].f != cf || ext[x+len].b != cb || ext[x+len].r != cr || ext[x+len] == lcl[x+len] )
                                                 break;
                                         disstrU[len] = vt100extended( ext[x+len].c );
                                 }
                                 QString unistr( disstrU, len );
                                 drawAttrString( unistr, paint, QRect( m_blX+tLx+f_width*x, m_bY+tLy+f_height*y, f_width*len, f_height ), ext[x], pm != NULL, true );
                                 x += len -1;
                         }
                 }
                 // make image become newimg
                 memcpy( (void*) lcl, (const void*) ext, cols*sizeof( Character ) );
         }
         drawFrame( &paint );
         paint.end();
         setUpdatesEnabled( true );
 
         /*if ( hasBlinker && !blinkT->isActive() )
                 blinkT->start(1000); //ms
         if ( ! hasBlinker && blinkT->isActive() )
         {
                 blinkT->stop();
                 blinking = false;
         }*/
 
         delete [] disstrU;
 }
 
 void EmulationWidget::calcGeometry()
 {
         m_scrollbar->resize(QApplication::style().scrollBarExtent().width(), contentsRect().height() );
 
         switch( scrollLoc )
         {
         case SCRNONE :
                 m_columns = ( contentsRect().width() -2 * rimX ) / f_width;
                 m_blX = ( contentsRect().width() - ( m_columns*f_width ) ) / 2;
                 m_brX = m_blX;
                 m_scrollbar->hide();
                 break;
         case SCRLEFT :
                 m_columns = ( contentsRect().width() - 2 * rimX - m_scrollbar->width() ) / f_width;
                 m_brX = ( contentsRect().width() - ( m_columns*f_width ) - m_scrollbar->width() ) / 2;
                 m_blX = m_brX + m_scrollbar->width();
                 m_scrollbar->move( contentsRect().topLeft() );
                 m_scrollbar->show();
                 break;
         case SCRIGHT:
                 m_columns = ( contentsRect().width()  - 2 * rimX - m_scrollbar->width() ) / f_width;
                 m_blX = ( contentsRect().width() - ( m_columns*f_width ) - m_scrollbar->width() ) / 2;
                 m_brX = m_blX;
                 m_scrollbar->move( contentsRect().topRight() - QPoint (m_scrollbar->width()-1,0 ) );
                 m_scrollbar->show();
                 break;
         }
         
         m_lines = ( contentsRect().height() - 2 * rimY ) / f_height;
         m_bY = ( contentsRect().height() - (m_lines * f_height ) ) / 2;
 }
 
 void EmulationWidget::drawAttrString( QString& string, QPainter &painter, QRect rect, Character attr, bool usePixmap, bool clear )    
 {
     if ( usePixmap && color_table[attr.b].transparent )
     {
         painter.setBackgroundMode( TransparentMode );
         if ( clear )
             erase( rect );
     }
     else
     {
         if ( blinking )
             painter.fillRect( rect, color_table[attr.b].color );
         else
         {
             painter.setBackgroundMode( OpaqueMode );
             painter.setBackgroundColor( color_table[attr.b].color );
         }
     }
     if ( color_table[attr.f].bold )
         painter.setPen( QColor( 0x8F, 0x00, 0x00 ) );
     else
         painter.setPen( color_table[attr.f].color );
     painter.drawText( rect.x(), rect.y() + f_ascent, string );
 
 }
 
 
 ///////////////////////
 // scrollbar
 // ////////////////////
 
 void EmulationWidget::scroll( int value )
 {