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	tFix positioning of cursor after deleting characters - ledit - Text editor (WIP)
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	---
	commit b4ed6ddf9920d90814860156ed32a40404ece243
	parent 3895a14f2fb3bcc35ba842e259074a67adddb8a1
	Author: lumidify <[email protected]>
	Date: Fri, 14 May 2021 21:22:31 +0200

	Fix positioning of cursor after deleting characters

	Diffstat:
	M buffer.c \| 28 +++++++++++++++++++---------

	1 file changed, 19 insertions(+), 9 deletions(-)
	---
	diff --git a/buffer.c b/buffer.c
	t@@ -494,15 +494,6 @@ ledit_delete_range(
	}
	delete_line_section(buffer, line_index1, b1, b2 - b1);
	*new_line_ret = line_index1;
	- ledit_line *ll = ledit_get_line(buffer, line_index1);
	- /* FIXME: where should this be done? */
	- /* FIXME: also do this below in the else statement */
	- if (buffer->state->mode == NORMAL && b1 == ll->len && …
	- /* FIXME: use grapheme instead of character! */
	- b1 = ll->len - 1;
	- while (b1 > 0 && ((ll->text[b1] & 0xC0) == 0x8…
	- b1--;
	- }
	*new_byte_ret = b1;
	} else {
	int l1, l2, b1, b2;
	t@@ -531,5 +522,24 @@ ledit_delete_range(
	*new_byte_ret = b1;
	ledit_delete_line_entries(buffer, l1 + 1, l2);
	}
	+ /* move back one grapheme if at end of line and in normal mode…
	+ ledit_line final_line = ledit_get_line(buffer, new_line_ret);
	+ if (buffer->state->mode == NORMAL &&
	+ *new_byte_ret == final_line->len &&
	+ *new_byte_ret > 0) {
	+ int nattrs;
	+ const PangoLogAttr *attrs =
	+ pango_layout_get_log_attrs_readonly(final_line->la…
	+ int cur = nattrs - 2;
	+ (*new_byte_ret)--;
	+ while (new_byte_ret > 0 && ((final_line->text[new_by…
	+ (*new_byte_ret)--;
	+ while (*new_byte_ret > 0 && cur > 0 && !attrs[cur].is_…
	+ cur--;
	+ (*new_byte_ret)--;
	+ while (*new_byte_ret > 0 && ((final_line->text…
	+ (*new_byte_ret)--;
	+ }
	+ }
	}
	}