[PATCH] kconfig: nconf: Use TAB to cycle thru dialog buttons

[Thorsten Blum]

Add the ability to cycle through dialog buttons with the TAB key.

Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxx>
---
 scripts/kconfig/nconf.gui.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c
index 72b605efe549..aeac9e5b06ee 100644
--- a/scripts/kconfig/nconf.gui.c
+++ b/scripts/kconfig/nconf.gui.c
@@ -277,6 +277,15 @@ int btn_dialog(WINDOW *main_window, const char *msg, int btn_num, ...)
 		case KEY_RIGHT:
 			menu_driver(menu, REQ_RIGHT_ITEM);
 			break;
+		case 9: /* TAB */
+			if (btn_num > 1) {
+				/* cycle through buttons */
+				if (item_index(current_item(menu)) == btn_num-1)
+					menu_driver(menu, REQ_FIRST_ITEM);
+				else
+					menu_driver(menu, REQ_NEXT_ITEM);
+			}
+			break;
 		case 10: /* ENTER */
 		case 27: /* ESCAPE */
 		case ' ':
-- 
2.47.0