callscreen: just allow SwapCalls if active or held.

It was not breaking as ofono did the right thing, but let's not even
try to do this (it could be done while dialing a second call).

diff --git a/dialer/callscreen.c b/dialer/callscreen.c
index 1a1c320..9bb4036 100644 (file)
--- a/dialer/callscreen.c
+++ b/dialer/callscreen.c
@@ -863,7 +863,13 @@ static void _on_clicked(void *data, Evas_Object *obj __UNUSED__,
        } else if (strcmp(emission, "merge") == 0) {
                ofono_multiparty_create(NULL, NULL);
        } else if (strcmp(emission, "swap") == 0) {
-               ofono_swap_calls(NULL, NULL);
+               if (ctx->calls.current) {
+                       OFono_Call_State state;
+                       state = ofono_call_state_get(ctx->calls.current);
+                       if (state == OFONO_CALL_STATE_HELD ||
+                               state == OFONO_CALL_STATE_ACTIVE)
+                               ofono_swap_calls(NULL, NULL);
+               }
        } else if (strcmp(emission, "waiting-hangup") == 0) {
                if (ctx->calls.waiting)
                        ofono_call_hangup(ctx->calls.waiting, NULL, NULL);