pass event when click on button

[felek]

Hello i have button and inside i have checkbox. Now i wan to pass event of click on button to that checkbox so v-model i triggered event if checkbox is hidden.

    <q-btn
      color="accent"
      round
      class="round"
      icon="icon-Group-255"
      :class="[val ? 'selected' : '']"
    >
      <q-checkbox v-model="val" />
      <div>Mark</div>
    </q-btn>

[metalsadman]

@felek <q-btn ... @click="val = !val" ... >