diff options
Diffstat (limited to 'src/cairo-xlib-display.c')
| -rw-r--r-- | src/cairo-xlib-display.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/src/cairo-xlib-display.c b/src/cairo-xlib-display.c index 5834cef2..fdb20bf2 100644 --- a/src/cairo-xlib-display.c +++ b/src/cairo-xlib-display.c @@ -272,7 +272,7 @@ static const cairo_device_backend_t _cairo_xlib_device_backend = { * Returns: the device belonging to @dpy **/ cairo_device_t * -_cairo_xlib_device_create (Display *dpy) +cairo_xlib_device_create (Display *dpy) { cairo_xlib_display_t *display; cairo_xlib_display_t **prev; @@ -451,6 +451,30 @@ UNLOCK: return device; } +/** + * cairo_xlib_device_get_display: + * @device: The device + * + * Gets the #Display in use by @device. If the display has been closed + * already, %NULL is returned. + * + * Returns: The #Display in use by the given @device or %NULL. + **/ +cairo_public Display * +cairo_xlib_device_get_display (cairo_device_t *device) +{ + cairo_xlib_display_t *display; + + if (device->backend->type != CAIRO_DEVICE_TYPE_XLIB) { + _cairo_error_throw (CAIRO_STATUS_DEVICE_TYPE_MISMATCH); + return NULL; + } + + display = (cairo_xlib_display_t *) device; + + return display->display; +} + void _cairo_xlib_add_close_display_hook (cairo_xlib_display_t *display, cairo_xlib_hook_t *hook) |