void OEditor::MoveCursor(int dir) {
QString x;
int i;
LastCursorPos = CursorPos;
switch (dir) {
case CUR_UP:
if (CursorPos==0) // check if at first char in buf
break;
if (cury == 0) { // if at first row scroll up
ScrollRows(-1);
}
i = buf.lastIndexOf('\n', CursorPos);
i = buf.lastIndexOf('\n', i-1);
if (i==-1)
i = 0;
//wprintw(win, "%d", i);
//printf("i %d\n", i);
SetPos(i);
CursorIndent();
break;
case CUR_DOWN:
if (cury >= maxy) {
ScrollRows(1);
}
i = buf.indexOf('\n', CursorPos+1);
SetPos(i);
CursorIndent();
break;
case CUR_LEFT:
SetPos(CursorPos-1);
preferedXPos--;
break;
case CUR_RIGHT:
SetPos(CursorPos+1);
preferedXPos++;
break;
case CUR_NEXT_TOKEN: break;
case CUR_PREV_TOKEN: break;
case CUR_END:
if (buf.at(CursorPos)=='\n') {
CursorPos = buf.indexOf('\n', CursorPos+1) - 1;
} else
CursorPos = buf.indexOf('\n', CursorPos) - 1;
break;
case CUR_BEGIN:
CursorPos = buf.lastIndexOf('\n', CursorPos);
break;
}
this->UpdateCursor(); // calculate new cursor position
this->NCurPrint(); // update screen
}
void ProperList::EnsureVisible(size_t n)
{
if(!IsRowVisible(n))
{
size_t ve = GetVisibleRowsEnd();
if(n > ve)
{
ScrollRows(n - ve);
}
else
{
ScrollToRow(n);
}
}
}
