@ohos.app.form.FormExtensionAbility
FormExtensionAbility为卡片扩展模块,提供卡片创建、销毁、刷新等生命周期回调。
onAddForm
卡片提供方接收创建卡片的通知接口。
import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
import formBindingData from'@ohos.app.form.formBindingData';
export default class MyFormExtensionAbility extends FormExtensionAbility {
onAddForm(want) {
console.log('FormExtensionAbility onAddForm, want:' + want.abilityName);
let dataObj1 = {
temperature:'11c',
'time':'11:00'
};
let obj1 = formBindingData.createFormBindingData(dataObj1);
return obj1;
}
}
onCastToNormalForm
卡片提供方接收临时卡片转常态卡片的通知接口。
export default class MyFormExtensionAbility extends FormExtensionAbility {
onCastToNormalForm(formId) {
console.log('FormExtensionAbility onCastToNormalForm, formId:' + formId);
}
}
onUpdateForm
卡片提供方接收更新卡片的通知接口。获取最新数据后调用formProvider的updateForm接口刷新卡片数据。
import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
import formBindingData from '@ohos.app.form.formBindingData';
import formProvider from '@ohos.app.form.formProvider';
export default class MyFormExtensionAbility extends FormExtensionAbility {
onUpdateForm(formId) {
console.log('FormExtensionAbility onUpdateForm, formId: ${formId}');
let obj2 = formBindingData.createFormBindingData({
temperature: '22c',
time: '22:00'
});
formProvider.updateForm(formId, obj2).then((data) => {
console.log('FormExtensionAbility context updateForm, data: ${data}');
}).catch((error) => {
console.error('Operation updateForm failed. Cause: ${error}');
});
}
};
onChangeFormVisibility
卡片提供方接收修改可见性的通知接口。
import FormExtensionAbility from '@ohos.app.form.FormExtensionAbility';
import formBindingData from '@ohos.app.form.formBindingData';
import formProvider from '@ohos.app.form.formProvider';
export default class MyFormExtensionAbility extends FormExtensionAbility {
onChangeFormVisibility(newStatus) {
console.log('FormExtensionAbility onChangeFormVisibility, newStatus: ${newStatus}');
let obj2 = formBindingData.createFormBindingData({
temperature: '22c',
time: '22:00'
});
for (let key in newStatus) {
console.log('FormExtensionAbility onChangeFormVisibility, key: ${key}, value= ${newStatus[key]}');
formProvider.updateForm(key, obj2).then((data) => {
console.log('FormExtensionAbility context updateForm, data: ${data}');
}).catch((error) => {
console.error('Operation updateForm failed. Cause: ${error}');
});
}
}
};
onFormEvent
卡片提供方接收处理卡片事件的通知接口。
export default class MyFormExtension extends FormExtensionAbility {
onFormEvent(formId, message) {
console.log('FormExtensionAbility onFormEvent, formId:' + formId + ', message:' + message);
}
}
onRemoveForm
卡片提供方接收销毁卡片的通知接口。
export default class MyFormExtensionAbility extends FormExtensionAbility {
onRemoveForm(formId) {
console.log('FormExtensionAbility onRemoveForm, formId:' + formId);
}
}
onConfigurationUpdate
当系统配置更新时调用。
class MyFormExtensionAbility extends FormExtensionAbility {
onConfigurationUpdate(config) {
console.log('onConfigurationUpdate, config:' + JSON.stringify(config));
}
}
onAcquireFormState
卡片提供方接收查询卡片状态通知接口。默认返回卡片初始状态。
import formInfo from '@ohos.app.form.formInfo';
class MyFormExtensionAbility extends FormExtensionAbility {
onAcquireFormState(want) {
console.log('FormExtensionAbility onAcquireFormState, want:' + want);
return formInfo.FormState.UNKNOWN;
}
}