Merge pull request #92505 from bruvzg/te_ro_margins

[TextEdit] Use style margins for selection in read-only mode.

Author: akien-mga

scene/gui/text_edit.cpp

@@ -4237,8 +4237,11 @@ String TextEdit::get_word_at_pos(const Vector2 &p_pos) const {
 }
 
 Point2i TextEdit::get_line_column_at_pos(const Point2i &p_pos, bool p_allow_out_of_bounds) const {
-	float rows = p_pos.y;
-	rows -= theme_cache.style_normal->get_margin(SIDE_TOP);
+	float rows = p_pos.y - theme_cache.style_normal->get_margin(SIDE_TOP);
+	if (!editable) {
+		rows -= theme_cache.style_readonly->get_offset().y / 2;
+		rows += theme_cache.style_normal->get_offset().y / 2;
+	}
 	rows /= get_line_height();
 	rows += _get_v_scroll_offset();
 	int first_vis_line = get_first_visible_line();
@@ -4269,6 +4272,10 @@ Point2i TextEdit::get_line_column_at_pos(const Point2i &p_pos, bool p_allow_out_
 	int col = 0;
 	int colx = p_pos.x - (theme_cache.style_normal->get_margin(SIDE_LEFT) + gutters_width + gutter_padding);
 	colx += first_visible_col;
+	if (!editable) {
+		colx -= theme_cache.style_readonly->get_offset().x / 2;
+		colx += theme_cache.style_normal->get_offset().x / 2;
+	}
 	col = _get_char_pos_for_line(colx, row, wrap_index);
 	if (get_line_wrapping_mode() != LineWrappingMode::LINE_WRAPPING_NONE && wrap_index < get_line_wrap_count(row)) {
 		// Move back one if we are at the end of the row.