dialogs/TextInputDialog: call CommitHistory() only when dialog is con…

…firmed

Fixes crash bug when CommitHistory() is called after Cancel() has
already called history->pop_back().

NEWS

@@ -1,6 +1,7 @@
 ncmpc 0.51 - not yet released
 * repaint main area after terminal was resized
 * pressing Enter while in "jump mode" activates selected item
+* fix crash in new text input dialog
 
 ncmpc 0.50 - (2024-09-12)
 * build: require Meson 0.60

src/dialogs/TextInputDialog.cxx

@@ -50,8 +50,6 @@ TextInputDialog::SetReady() noexcept
 	assert(!ready);
 	ready = true;
 
-	CommitHistory();
-
 	if (continuation)
 		continuation.resume();
 }
@@ -237,6 +235,7 @@ TextInputDialog::OnKey(const Window window, int key)
 			return false;
 		}
 
+		CommitHistory();
 		SetReady();
 		return true;
 	}