dom_events.go RawHistoryFolder

1package webkit
2
3import (
4	"encoding/json"
5	"fmt"
6)
7
8// DispatchCustomEvent sends a CustomEvent into the page world with the provided detail payload.
9func (w *WebView) DispatchCustomEvent(eventName string, detail map[string]any) error {
10	if w == nil {
11		return ErrNotImplemented
12	}
13
14	payload := "{}"
15	if detail != nil {
16		data, err := json.Marshal(detail)
17		if err != nil {
18			return fmt.Errorf("failed to marshal event detail: %w", err)
19		}
20		payload = string(data)
21	}
22
23	script := fmt.Sprintf(`(function(){try{var detail=%s;document.dispatchEvent(new CustomEvent(%q,{detail:detail}));}catch(e){console.error('[dumber] Failed to dispatch %s', e);}})();`, payload, eventName, eventName)
24	return w.InjectScript(script)
25}