mawww commented on a change in pull request #237: GUACAMOLE-871: Add support
for hidden cursor (DECTECM)
URL: https://github.com/apache/guacamole-server/pull/237#discussion_r334728679
##########
File path: src/terminal/terminal.c
##########
@@ -777,31 +778,43 @@ void guac_terminal_commit_cursor(guac_terminal* term) {
guac_terminal_char* guac_char;
- guac_terminal_buffer_row* old_row;
- guac_terminal_buffer_row* new_row;
+ guac_terminal_buffer_row* row;
/* If no change, done */
if (term->visible_cursor_row == term->cursor_row &&
term->visible_cursor_col == term->cursor_col)
return;
- /* Get old and new rows with cursor */
- new_row = guac_terminal_buffer_get_row(term->buffer, term->cursor_row,
term->cursor_col+1);
- old_row = guac_terminal_buffer_get_row(term->buffer,
term->visible_cursor_row, term->visible_cursor_col+1);
-
/* Clear cursor */
- guac_char = &(old_row->characters[term->visible_cursor_col]);
- guac_char->attributes.cursor = false;
- guac_terminal_display_set_columns(term->display, term->visible_cursor_row
+ term->scroll_offset,
- term->visible_cursor_col, term->visible_cursor_col, guac_char);
+ if (term->visible_cursor_row != -1 && term->visible_cursor_col != -1)
+ {
+ /* Get old row with cursor */
+ row = guac_terminal_buffer_get_row(term->buffer,
term->visible_cursor_row, term->visible_cursor_col+1);
+
+ guac_char = &(row->characters[term->visible_cursor_col]);
+ guac_char->attributes.cursor = false;
+ guac_terminal_display_set_columns(term->display,
term->visible_cursor_row + term->scroll_offset,
+ term->visible_cursor_col, term->visible_cursor_col, guac_char);
+ }
Review comment:
Will do.
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