Meta.Display.add_ignored_crossing_serial

### Method

# Meta Displayadd_ignored_crossing_serial

#### Declaration [src]

    void
    meta_display_add_ignored_crossing_serial (
      MetaDisplay* display,
      unsigned long serial
    )

#### Description [src]

Save the specified serial and ignore crossing events with that serial for the purpose of focus-follows-mouse. This can be used for certain changes to the window hierarchy that we don’t want to change the focus window, even if they cause the pointer to end up in a new window.

#### Parameters

`serial`

  Type: `unsigned long`

  The serial to ignore.