/* main modal status check */
static int datadropper_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
DataDropper *ddr = (DataDropper *)op->customdata;
switch (event->type) {
case ESCKEY:
case RIGHTMOUSE:
datadropper_cancel(C, op);
return OPERATOR_CANCELLED;
case LEFTMOUSE:
if (event->val == KM_RELEASE) {
bool success;
success = datadropper_id_sample(C, ddr, event->x, event->y);
datadropper_exit(C, op);
if (success) {
return OPERATOR_FINISHED;
}
else {
BKE_report(op->reports, RPT_WARNING, "Failed to set value");
return OPERATOR_CANCELLED;
}
}
break;
case MOUSEMOVE:
{
ID *id = NULL;
datadropper_id_sample_pt(C, ddr, event->x, event->y, &id);
break;
}
}
return OPERATOR_RUNNING_MODAL;
}
/* main modal status check */
static int datadropper_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
DataDropper *ddr = (DataDropper *)op->customdata;
/* handle modal keymap */
if (event->type == EVT_MODAL_MAP) {
switch (event->val) {
case EYE_MODAL_CANCEL:
datadropper_cancel(C, op);
return OPERATOR_CANCELLED;
case EYE_MODAL_SAMPLE_CONFIRM: {
const bool is_undo = ddr->is_undo;
const bool success = datadropper_id_sample(C, ddr, event->x, event->y);
datadropper_exit(C, op);
if (success) {
/* Could support finished & undo-skip. */
return is_undo ? OPERATOR_FINISHED : OPERATOR_CANCELLED;
}
else {
BKE_report(op->reports, RPT_WARNING, "Failed to set value");
return OPERATOR_CANCELLED;
}
}
}
}
else if (event->type == MOUSEMOVE) {
ID *id = NULL;
datadropper_id_sample_pt(C, ddr, event->x, event->y, &id);
}
return OPERATOR_RUNNING_MODAL;
}
/* Repeat operator */
static int datadropper_exec(bContext *C, wmOperator *op)
{
/* init */
if (datadropper_init(C, op)) {
/* cleanup */
datadropper_exit(C, op);
return OPERATOR_FINISHED;
}
else {
return OPERATOR_CANCELLED;
}
}
/* Modal Operator init */
static int datadropper_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
{
/* init */
if (datadropper_init(C, op)) {
WM_cursor_modal_set(CTX_wm_window(C), BC_EYEDROPPER_CURSOR);
/* add temp handler */
WM_event_add_modal_handler(C, op);
return OPERATOR_RUNNING_MODAL;
}
else {
datadropper_exit(C, op);
return OPERATOR_CANCELLED;
}
}
static void datadropper_cancel(bContext *C, wmOperator *op)
{
datadropper_exit(C, op);
}
static void datadropper_cancel(bContext *C, wmOperator *op)
{
DataDropper *ddr = op->customdata;
datadropper_id_set(C, ddr, ddr->init_id);
datadropper_exit(C, op);
}
