/* Modal Operator init */
static int eyedropper_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
{
/* init */
if (eyedropper_init(C, op)) {
WM_cursor_modal(CTX_wm_window(C), BC_EYEDROPPER_CURSOR);
/* add temp handler */
WM_event_add_modal_handler(C, op);
return OPERATOR_RUNNING_MODAL;
} else {
eyedropper_exit(C, op);
return OPERATOR_CANCELLED;
}
}
/* to allow usage all over, we do entire WM */
void WM_cursor_wait(bool val)
{
if (!G.background) {
wmWindowManager *wm = G.main->wm.first;
wmWindow *win = wm ? wm->windows.first : NULL;
for (; win; win = win->next) {
if (val) {
WM_cursor_modal(win, BC_WAITCURSOR);
}
else {
WM_cursor_restore(win);
}
}
}
}
static void view_zoom_init(bContext *C, wmOperator *op, const wmEvent *event)
{
SpaceClip *sc = CTX_wm_space_clip(C);
ARegion *ar = CTX_wm_region(C);
ViewZoomData *vpd;
op->customdata = vpd = MEM_callocN(sizeof(ViewZoomData), "ClipViewZoomData");
WM_cursor_modal(CTX_wm_window(C), BC_NSEW_SCROLLCURSOR);
vpd->x = event->x;
vpd->y = event->y;
vpd->zoom = sc->zoom;
vpd->event_type = event->type;
ED_clip_mouse_pos(sc, ar, event->mval, vpd->location);
WM_event_add_modal_handler(C, op);
}
static void view_pan_init(bContext *C, wmOperator *op, const wmEvent *event)
{
SpaceClip *sc = CTX_wm_space_clip(C);
ViewPanData *vpd;
op->customdata = vpd = MEM_callocN(sizeof(ViewPanData), "ClipViewPanData");
WM_cursor_modal(CTX_wm_window(C), BC_NSEW_SCROLLCURSOR);
vpd->x = event->x;
vpd->y = event->y;
if (sc->flag & SC_LOCK_SELECTION)
vpd->vec = &sc->xlockof;
else
vpd->vec = &sc->xof;
copy_v2_v2(&vpd->xof, vpd->vec);
copy_v2_v2(&vpd->xorig, &vpd->xof);
vpd->event_type = event->type;
WM_event_add_modal_handler(C, op);
}