no wrap mode taken from console, gui needs work

1 files changed, 94 insertions, 13 deletions

diff --git a/core/apps/embeddedkonsole/TEScreen.cpp b/core/apps/embeddedkonsole/TEScreen.cpp
index a3d115d..50807d3 100644
--- a/core/apps/embeddedkonsole/TEScreen.cpp
+++ b/core/apps/embeddedkonsole/TEScreen.cpp
@@ -12,12 +12,13 @@
         /*                                                                    */
 /* Ported Konsole to Qt/Embedded                                              */
         /*                                                                    */
 /* Copyright (C) 2000 by John Ryland <jryland@trolltech.com>                  */
         /*                                                                    */
 /* -------------------------------------------------------------------------- */
+// enhancements added by L.J. Potter <ljp@llornkcor.com>
 
 /*! \file
 */
 
 /*! \class TEScreen
 
@@ -47,12 +48,13 @@
 // #include <kdebug.h>
 
 #include <assert.h>
 #include <string.h>
 #include <ctype.h>
 
+#include <qpe/config.h>
 #include "TEScreen.h"
 
 #define HERE printf("%s(%d): here\n",__FILE__,__LINE__)
 
 //FIXME: this is emulation specific. Use FALSE for xterm, TRUE for ANSI.
 //FIXME: see if we can get this from terminfo.
@@ -64,17 +66,19 @@
 */
 
 TEScreen::TEScreen(int lines, int columns)
 {
   this->lines   = lines;
   this->columns = columns;
+//  qDebug("Columns %d", columns);
 
   image      = (ca*) malloc(lines*columns*sizeof(ca));
   tabstops   = NULL; initTabStops();
 
   histCursor = 0;
+  horzCursor = 0;
 
   clearSelection();
   reset();
 }
 
 /*! Destructor
@@ -380,42 +384,38 @@ void TEScreen::restoreCursor()
     The region setting is reset to the whole screen and the
     tab positions reinitialized.
 */
 
 void TEScreen::resizeImage(int new_lines, int new_columns)
 {
-
-  if (cuY > new_lines-1)
-  { // attempt to preserve focus and lines
+    if (cuY > new_lines-1)  {
+// attempt to preserve focus and lines
     bmargin = lines-1; //FIXME: margin lost
-    for (int i = 0; i < cuY-(new_lines-1); i++)
-    {
-      addHistLine(); scrollUp(0,1);
+        for (int i = 0; i < cuY-(new_lines-1); i++) {
+            addHistLine(); scrollUp(horzCursor,1);
     }
   }
 
   // make new image
   ca* newimg = (ca*)malloc(new_lines*new_columns*sizeof(ca));
 
   clearSelection();
 
   // clear new image
   for (int y = 0; y < new_lines; y++)
-  for (int x = 0; x < new_columns; x++)
-  {
+        for (int x = 0; x < new_columns; x++) {
     newimg[y*new_columns+x].c = ' ';
     newimg[y*new_columns+x].f = DEFAULT_FORE_COLOR;
     newimg[y*new_columns+x].b = DEFAULT_BACK_COLOR;
     newimg[y*new_columns+x].r = DEFAULT_RENDITION;
   }
   int cpy_lines   = QMIN(new_lines,  lines);
   int cpy_columns = QMIN(new_columns,columns);
   // copy to new image
   for (int y = 0; y < cpy_lines; y++)
-  for (int x = 0; x < cpy_columns; x++)
-  {
+        for (int x = 0; x < cpy_columns; x++) {
     newimg[y*new_columns+x].c = image[loc(x,y)].c;
     newimg[y*new_columns+x].f = image[loc(x,y)].f;
     newimg[y*new_columns+x].b = image[loc(x,y)].b;
     newimg[y*new_columns+x].r = image[loc(x,y)].r;
   }
   free(image);
@@ -502,13 +502,14 @@ void TEScreen::effectiveRendition()
     NOTE that the image returned by this function must later be
     freed.
 
 */
 
 ca* TEScreen::getCookedImage()
-{ int x,y;
+{
+ int x,y;
   ca* merged = (ca*)malloc(lines*columns*sizeof(ca));
   ca dft(' ',DEFAULT_FORE_COLOR,DEFAULT_BACK_COLOR,DEFAULT_RENDITION);
 
   for (y = 0; (y < lines) && (y < (hist.getLines()-histCursor)); y++)
   {
     int len = QMIN(columns,hist.getLineLen(y+histCursor));
@@ -545,21 +546,85 @@ ca* TEScreen::getCookedImage()
     for (i = 0; i < n; i++)
       reverseRendition(&merged[i]); // for reverse display
   }
   if (getMode(MODE_Cursor) && (cuY+(hist.getLines()-histCursor) < lines)) // cursor visible
     reverseRendition(&merged[loc(cuX,cuY+(hist.getLines()-histCursor))]);
   return merged;
+
+    /*
+    int x, y, z;
+
+  ca* merged = (ca*)malloc( lines * columns * sizeof( ca));
+
+  ca dft(' ',DEFAULT_FORE_COLOR,DEFAULT_BACK_COLOR,DEFAULT_RENDITION);
+
+//      qDebug("hist lines %d, historyCursor %d, minus %d ,lines %d, columns %d",
+//               hist.getLines(), histCursor, hist.getLines() - histCursor , lines, columns);
+  for (y = 0; (y < lines) && (y < ( hist.getLines() - histCursor )); y++)  {
+
+    int len = QMIN( columns, hist.getLineLen( y + histCursor) );
+    int yp  = y * columns;
+    int yq  = ( y + histCursor) * columns;
+//     qDebug("horzCursor %d, columns %d, len %d", horzCursor, columns, len);    
+//     qDebug("lineno %d, colno %d, count %d\n",  y + histCursor, (horzCursor / 2), len );
+    qDebug("Y %d", y);    
+    hist.getCells( y + histCursor, (horzCursor / 2), len, merged + yp);
+
+    for (x = len; x < columns; x++)
+        merged[yp + x] = dft;
+    for (x = 0; x < columns; x++) {
+        int p = x + yp; int q = x + yq;
+        if ( ( q >= sel_TL ) && ( q <= sel_BR ) )
+            reverseRendition(&merged[p]); // for selection
+    }
+  }
+
+  if (lines >= hist.getLines() - histCursor)  {
+      for (y = ( hist.getLines() - histCursor); y < lines ; y++)  {
+       int z = horzCursor;
+       int yp  = y * columns;
+       int yq  = ( y + histCursor) * columns;
+       int yr =  ( y - hist.getLines() + histCursor) * columns;
+//        qDebug("y %d, yp %d, yq %d, columns %d, z cursor %d", y,  yp, yq, columns, z);
+       for (x = 0; x < columns; x++) {
+           int p = x + yp; int q = x + yq; int r = (x + (horzCursor/2) ) + yr;
+           merged[p] = image[r];
+           if ( q >= sel_TL && q <= sel_BR )
+               reverseRendition( &merged[p]); // for selection
+       }
+    }
+ }
+
+      
+// evtl. inverse display
+  if (getMode(MODE_Screen))
+  { int i, n = lines * columns;
+    for (i = 0; i < n; i++)
+      reverseRendition( &merged[i]); // for reverse display
+  }
+  if (getMode(MODE_Cursor) && ( cuY + ( hist.getLines() - histCursor) < lines)) // cursor visible
+
+      reverseRendition( &merged[ loc( cuX, cuY + ( hist.getLines() - histCursor))] );
+
+  return merged;
+      */
+  
 }
 
 
 /*!
 */
 
 void TEScreen::reset()
 {
+  Config cfg("Konsole");
+  cfg.setGroup("ScrollBar");
+  if( !cfg.readBoolEntry("HorzScroll",0) )
     setMode(MODE_Wrap  ); saveMode(MODE_Wrap  );  // wrap at end of margin
+
+    
   resetMode(MODE_Origin); saveMode(MODE_Origin);  // position refere to [1,1]
   resetMode(MODE_Insert); saveMode(MODE_Insert);  // overstroke
     setMode(MODE_Cursor);                         // cursor visible
   resetMode(MODE_Screen);                         // screen not inverse
   resetMode(MODE_NewLine);
 
@@ -656,12 +721,13 @@ void TEScreen::ShowCharacter(unsigned short c)
   // We indicate the fact that a newline has to be triggered by
   // putting the cursor one right to the last column of the screen.
 
   if (cuX >= columns)
   {
     if (getMode(MODE_Wrap)) NextLine(); else cuX = columns-1;
+       // comment out for no wrap
   }
 
   if (getMode(MODE_Insert)) insertChars(1);
 
   int i = loc(cuX,cuY);
 
@@ -684,31 +750,36 @@ void TEScreen::ShowCharacter(unsigned short c)
 */
 
 void TEScreen::scrollUp(int from, int n)
 {
   if (n <= 0 || from + n > bmargin) return;
   //FIXME: make sure `tmargin', `bmargin', `from', `n' is in bounds.
+
   moveImage(loc(0,from),loc(0,from+n),loc(columns-1,bmargin));
   clearImage(loc(0,bmargin-n+1),loc(columns-1,bmargin),' ');
 }
 
 /*! scroll down `n' lines within current region.
     The `n' new lines are cleared.
     \sa setRegion \sa scrollUp
 */
 
 void TEScreen::scrollDown(int from, int n)
 {
+    
 //FIXME: make sure `tmargin', `bmargin', `from', `n' is in bounds.
   if (n <= 0) return;
   if (from > bmargin) return;
   if (from + n > bmargin) n = bmargin - from;
+
   moveImage(loc(0,from+n),loc(0,from),loc(columns-1,bmargin-n));
   clearImage(loc(0,from),loc(columns-1,from+n-1),' ');
 }
 
+
+
 /*! position the cursor to a specific line and column. */
 void TEScreen::setCursorYX(int y, int x)
 {
   setCursorY(y); setCursorX(x);
 }
 
@@ -1149,14 +1220,14 @@ void TEScreen::addHistLine()
 {
   assert(hasScroll() || histCursor == 0);
 
   // add to hist buffer
   // we have to take care about scrolling, too...
 
-  if (hasScroll())
-  { ca dft;
+  if (hasScroll()){
+      ca dft;
 
     int end = columns-1;
     while (end >= 0 && image[end] == dft)
       end -= 1;
 
     hist.addCells(image,end+1);
@@ -1171,17 +1242,27 @@ void TEScreen::addHistLine()
 
 void TEScreen::setHistCursor(int cursor)
 {
   histCursor = cursor; //FIXME:rangecheck
 }
 
+void TEScreen::setHorzCursor(int cursor)
+{
+  horzCursor = cursor; 
+}
+
 int TEScreen::getHistCursor()
 {
   return histCursor;
 }
 
+int TEScreen::getHorzCursor()
+{
+  return horzCursor;
+}
+
 int TEScreen::getHistLines()
 {
   return hist.getLines();
 }
 
 void TEScreen::setScroll(bool on)