When a developer is developing a smart home application, the Switch component will be used to represent the switch of some devices, and ON should be displayed on the ON status component, and 0FF should be displayed on the closed state component. You can use the following code to meet your needs:
Switch btnSwitch=
(Switch)findComponentByld(ResourceTable.
ld_btn_switch);
btnSwitch.setStateOffText("ON");
btnSwitch.setStateOnText("OFF");
To publish an app, a HarmonyOS developer needs to use a certificate request file (Cerificate Signing Request) to apply for a digital certificate from AppGallery Connect.
Which of the following decorators can be used to manage the state of variables in custom components?
Which of the following functions does the HarmonyOS network management module provide?
How do I define the permissionscorrectly when a developer needs to customize the permissions for a third-party application forHarmony OS?
Which of the following is the callback behavior of the Page Ability lifecycle that can destroy the page?
When developing a HarmonyOSapplication, what methods do I need to call when migrating the FA (Feature Ability) on device A to device B?
Which of the following belongs to the application layer in the HarmonyOS system architecture?