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Fix click to move cursor in fish multiline text

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Thanks to @ridiculousfish, see: https://github.com/kovidgoyal/kitty/issues/3948#issuecomment-930458949
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Kovid Goyal 2021-09-30 07:44:30 +05:30
parent 9ab5a03f53
commit ea186ac48d
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1 changed files with 7 additions and 0 deletions
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7
kitty/screen.c
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@ -1469,12 +1469,19 @@ screen_fake_move_cursor_to_position(Screen *self, index_type x, index_type y) {
for (unsigned y = start->y, x = start->x; y <= end->y; y++) {
unsigned x_limit = y == end->y ? end->x : self->columns;
bool found_non_empty_cell = false;
while (x < x_limit) {
unsigned int w = linebuf_char_width_at(self->linebuf, x, y);
if (w == 0) {
count += 1;
// we only stop counting the cells in the line at an empty cell
// if at least one non-empty cell is found. zsh uses empty cells
// between the end of the text ad the right prompt. fish uses empty
// cells at the start of a line when editing multiline text
if (!found_non_empty_cell) { x++; continue; }
break;
}
found_non_empty_cell = true;
x += w;
count += 1; // zsh requires a single arrow press to move fast dualwidth chars
}