xterm: use the DA1 query to determine if sixel enabled.

xterm only has sixel enabled if started with `-ti vt340`; the recently added DA1 query will help to determine if we can use sixel output or need to use unicode blocks.
hzeller · Jan 4, 2025 · 0f64f01 · 0f64f01
1 parent c0bd6d7
commit 0f64f01
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/term-query.cc b/src/term-query.cc
@@ -286,7 +286,7 @@ TermGraphicsInfo QuerySupportedGraphicsProtocol() {
                           result.preferred_graphics = GraphicsProtocol::kSixel;
                       }
                       if (find_str(data, len, "XTerm")) {
-                          result.preferred_graphics = GraphicsProtocol::kSixel;
+                          // Don't know yet if supports sixel, will query below
                           result.known_broken_sixel_cursor_placement = true;
                       }
                       if (find_str(data, len, "foot")) {