buggy cursor nav. handling fixed; cursor drawing also takes in account the font descent
authorAlfons Hoogervorst <alfons@proteus.demon.nl>
Tue, 24 Apr 2001 16:49:12 +0000 (16:49 +0000)
committerAlfons Hoogervorst <alfons@proteus.demon.nl>
Tue, 24 Apr 2001 16:49:12 +0000 (16:49 +0000)
src/gtkstext.c

index 9992ca72fe12b0197d3c7ee993bd993f01826ff8..47c962a45ebc748e263df14b2f1dc6b25b9f7007 100644 (file)
@@ -4213,12 +4213,18 @@ static gint back_display_row_fetcher(GtkSText *text,
                                                                         LineParams *params,
                                                                         bdrf *data)
 {
-       if (data->start == params->start.index
-       &&  data->end   == params->end.index) {
+       if (data->start <= params->start.index
+       &&  data->end   >= params->end.index) {
+               TDEBUG( ("%s(%d) - FOUND search (%d, %d), current (%d, %d)", __FILE__, __LINE__, 
+                         data->start, data->end,
+                                 params->start.index, params->end.index) )
                data->found = TRUE;
                return TRUE;
        }
        else {
+               TDEBUG( ("%s(%d) - NEXT search (%d, %d), current (%d, %d)", __FILE__, __LINE__, 
+                         data->start, data->end,
+                                 params->start.index, params->end.index) );
                data->lp = *params;
                return FALSE;
        }
@@ -4234,6 +4240,7 @@ static void move_cursor_to_display_row_up(GtkSText *text)
 
        /* top of buffer */
        if (mark.index == 0) {
+               TDEBUG ( ("%s(%d) top of buffer", __FILE__, __LINE__) );        
                return;
        }
 
@@ -4248,23 +4255,30 @@ static void move_cursor_to_display_row_up(GtkSText *text)
        /* get the previous line */
        if (mark.index - 1 > 0) {
                decrement_mark(&mark);
+               TDEBUG( ("%s(%d) mark decrement", __FILE__, __LINE__) );
                if (mark.index - 1 > 0) {
-                       mark = find_this_line_start_mark(text, mark.index -1,  &mark);
+                       GtkSPropertyMark smark = mark;
+                       TDEBUG( ("%s(%d) finding line start mark", __FILE__, __LINE__) );
+                       mark = find_this_line_start_mark(text, smark.index -1,  &smark);
                }                       
        }               
        
        /* let's get the previous display line */
+       TDEBUG( ("%s(%d) iterating to get display lines", __FILE__, __LINE__) );
        line_params_iterate(text, &mark, NULL, FALSE, &data, 
                                                (LineIteratorFunction)back_display_row_fetcher);        
+       TDEBUG( ("%s(%d) done iterating. found = %d", __FILE__, __LINE__, data.found) );                                        
                
        if (data.found) {
                if (col < text->persist_column) col = text->persist_column; 
                else text->persist_column = col;
                new_index = data.lp.start.index + col;
+               TDEBUG( ("%s(%d) - new index = %d", __FILE__, __LINE__, new_index) );
                if (new_index > data.lp.end.index) {
                        new_index = data.lp.end.index;
                }
                /* and move the cursor */
+               TDEBUG( ("%s(%d) - setting index", __FILE__, __LINE__) );
                gtk_stext_set_position_X(GTK_EDITABLE(text), new_index);                
        }
 }
@@ -4285,7 +4299,7 @@ static gint forward_display_row_fetcher(GtkSText *text,
                data->completed = TRUE;
                return TRUE;
        }
-       else if (data->start == lp->start.index && data->end == lp->end.index) {
+       else if (data->start <= lp->start.index && data->end >= lp->end.index) {
                data->found = TRUE;
                return FALSE;
        }
@@ -5541,7 +5555,7 @@ undraw_cursor (GtkSText* text, gint absolute)
              draw_bg_rect (text, &text->cursor_mark,
                                text->cursor_pos_x - 1,
                                            text->cursor_pos_y - text->cursor_char_offset - font->ascent,
-                                               2, font->ascent + 1, FALSE);
+                                               2, font->descent + font->ascent + 1, FALSE);
                                                                                          
         }
       
@@ -5639,9 +5653,9 @@ draw_cursor (GtkSText* text, gint absolute)
                gdk_gc_set_line_attributes(text->gc, 2, GDK_LINE_SOLID, GDK_CAP_NOT_LAST, GDK_JOIN_MITER);
                gdk_gc_set_foreground(text->gc, &GTK_WIDGET (text)->style->text[GTK_STATE_NORMAL]);
            gdk_draw_line(text->text_area, text->gc, text->cursor_pos_x,
-                             text->cursor_pos_y - text->cursor_char_offset,
+                             text->cursor_pos_y + font->descent - text->cursor_char_offset,
                                          text->cursor_pos_x,
-                                         text->cursor_pos_y - text->cursor_char_offset - font->ascent);
+                                         text->cursor_pos_y - text->cursor_char_offset - font->ascent );
                                                                                                   
          }
          gdk_gc_copy(text->gc, gc);