handle the xcb_grab_pointer reply

This commit is contained in:
Michael Stapelberg 2011-07-31 19:48:39 +02:00
parent ffbcfa2c97
commit 6c35a0b93b
1 changed files with 16 additions and 10 deletions

View File

@ -407,16 +407,22 @@ void drag_pointer(Con *con, xcb_button_press_event_t *event, xcb_window_t
memcpy(&old_rect, &(con->rect), sizeof(Rect));
/* Grab the pointer */
/* TODO: returncode */
xcb_grab_pointer(conn,
false, /* get all pointer events specified by the following mask */
root, /* grab the root window */
XCB_EVENT_MASK_BUTTON_RELEASE | XCB_EVENT_MASK_POINTER_MOTION, /* which events to let through */
XCB_GRAB_MODE_ASYNC, /* pointer events should continue as normal */
XCB_GRAB_MODE_ASYNC, /* keyboard mode */
confine_to, /* confine_to = in which window should the cursor stay */
XCB_NONE, /* dont display a special cursor */
XCB_CURRENT_TIME);
xcb_grab_pointer_cookie_t cookie;
xcb_grab_pointer_reply_t *reply;
cookie = xcb_grab_pointer(conn,
false, /* get all pointer events specified by the following mask */
root, /* grab the root window */
XCB_EVENT_MASK_BUTTON_RELEASE | XCB_EVENT_MASK_POINTER_MOTION, /* which events to let through */
XCB_GRAB_MODE_ASYNC, /* pointer events should continue as normal */
XCB_GRAB_MODE_ASYNC, /* keyboard mode */
confine_to, /* confine_to = in which window should the cursor stay */
XCB_NONE, /* dont display a special cursor */
XCB_CURRENT_TIME);
if ((reply = xcb_grab_pointer_reply(conn, cookie, NULL)) == NULL) {
ELOG("Could not grab pointer\n");
return;
}
/* Go into our own event loop */
xcb_flush(conn);