gregor/jprototerm
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send backtab (ESC [ Z) for Shift+Tab

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KeyEncoder mapped TAB to a plain tab regardless of Shift, so Shift+Tab sent the
same byte as Tab. Apps that use backtab for reverse navigation (fish completion
menu, helix theme picker) never saw it. Emit CSI Z when Shift is held.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
(cherry picked from commit 93d53fcef6)
This commit is contained in:
Gregor Lohaus
2026-05-31 22:27:54 +02:00
parent 6bf69e8572
commit 8ac07218fe
1 changed files with 1 additions and 1 deletions
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src/main/java/com/gregor/jprototerm/KeyEncoder.java
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@@ -26,7 +26,7 @@ final class KeyEncoder {
return switch (code) { return switch (code) {
case ENTER -> "\r"; case ENTER -> "\r";
case BACK_SPACE -> "\u007f"; case BACK_SPACE -> "\u007f";
case TAB -> "\t"; case TAB -> event.isShiftDown() ? "\u001b[Z" : "\t";
case ESCAPE -> "\u001b"; case ESCAPE -> "\u001b";
case UP -> "\u001b[A"; case UP -> "\u001b[A";
case DOWN -> "\u001b[B"; case DOWN -> "\u001b[B";