Function keyEvent

systemvm/agent/noVNC/app/ui.js:1594–1598

(keysym, code, down)

    },

    keyEvent(keysym, code, down) {
        if (!UI.rfb) return;

        UI.rfb.sendKey(keysym, code, down);
    },

    // When normal keyboard events are left uncought, use the input events from
    // the keyboardinput element instead and generate the corresponding key events.