dfDropdown.checkForPopupClose C# (CSharp) Méthode

    private void checkForPopupClose()
    {
        // HACK: Since clicking on nothing doesn't remove a control's input focus,
        // we don't necessarily get any sort of automatic notification that the user
        // has clicked outside of all focusable controls. We have to poll for such
        // a condition manually.

        if( popup == null || !Input.GetMouseButtonDown( 0 ) )
            return;

        var camera = GetCamera();
        var ray = camera.ScreenPointToRay( Input.mousePosition );

        RaycastHit hitInfo;

        if( triggerButton != null && triggerButton.GetComponent<Collider>().Raycast( ray, out hitInfo, camera.farClipPlane ) )
            return;

        if( popup.GetComponent<Collider>().Raycast( ray, out hitInfo, camera.farClipPlane ) )
            return;

        if( popup.Scrollbar != null && popup.Scrollbar.GetComponent<Collider>().Raycast( ray, out hitInfo, camera.farClipPlane ) )
            return;

        if( this.GetComponent<Collider>().Raycast( ray, out hitInfo, camera.farClipPlane ) )
            return;

        ClosePopup();
    }