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This commit is contained in:
Benjamyn Love 2024-02-08 11:10:29 +11:00
parent 3872447fa2
commit 035dc3dec7
1 changed files with 13 additions and 1 deletions
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12
kilo.c
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@ -355,11 +355,17 @@ void editorMoveCursor(int key)
if (E.cx != 0) if (E.cx != 0)
{ {
E.cx--; E.cx--;
} else if (E.cy > 0) {
E.cy--;
E.cx = E.row[E.cy].size;
} }
break; break;
case ARROW_RIGHT: case ARROW_RIGHT:
if (row && E.cx < row->size) { if (row && E.cx < row->size) {
E.cx++; E.cx++;
} else if (row && E.cx == row->size) {
E.cy++;
E.cx = 0;
} }
break; break;
@ -378,6 +384,12 @@ void editorMoveCursor(int key)
default: default:
break; break;
} }
row = (E.cy > E.numrows) ? NULL : &E.row[E.cy];
int rowlen = row ? row->size : 0;
if (E.cx > rowlen) {
E.cx = rowlen;
}
} }
void editorProcessKeypress() void editorProcessKeypress()