diff options
| -rw-r--r-- | platform/javascript/os_javascript.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/platform/javascript/os_javascript.cpp b/platform/javascript/os_javascript.cpp index e5bdcec30d..389d5d206e 100644 --- a/platform/javascript/os_javascript.cpp +++ b/platform/javascript/os_javascript.cpp @@ -166,14 +166,15 @@ static EM_BOOL _mousebutton_callback(int event_type, const EmscriptenMouseEvent } int mask = _input->get_mouse_button_mask(); + int button_flag = 1 << (ev->get_button_index() - 1); if (ev->is_pressed()) { // since the event is consumed, focus manually if (!is_canvas_focused()) { focus_canvas(); } - mask |= ev->get_button_index(); - } else if (mask & ev->get_button_index()) { - mask &= ~ev->get_button_index(); + mask |= button_flag; + } else if (mask & button_flag) { + mask &= ~button_flag; } else { // release event, but press was outside the canvas, so ignore return false; |