Huawei not too long ago launched a background process growth information with a clearer idea and clearer logical construction for the HarmonyOS system. It contains particular utilization eventualities and detailed growth steps to assist builders. It use this function you should totally perceive the need of making use of for background duties. There’s additionally a necessity to know the kinds of background duties and app operation steps.
Some operations will trigger an app to retreat to the background. They embody locking the display screen, returning residence, switching apps and others. If the app continues to be energetic after retreating to the background, it might trigger the system to eat energy rapidly. This may occasionally additionally trigger the consumer interface to freeze. In an effort to scale back the facility consumption of the system, the system will management the apps that retreat to the background. This management additionally helps the system to run easily.
Builders can choose applicable background duties as follows
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Appropriate for duties that require excessive real-time efficiency and don’t take a very long time. For instance, when an app is up to date, it returns to the background after which continues the replace, saving the information and standing throughout the replace.
Appropriate for duties that run within the background for a very long time and are perceptible to the consumer. This contains enjoying music within the background, navigation, system connection, and so forth. Additionally, use long-term duties to forestall the app course of from being suspended.
Appropriate for duties which have low real-time necessities and could be delayed. After the app is retired to the background, it’s put into the execution queue. The system will schedule it uniformly based mostly on reminiscence in addition to energy consumption, and so forth. For instance, when there’s a community, it’s going to actively acquire emails every so often.
Proxy reminder signifies that after the app exits the background or the method is terminated, the system will act as a proxy for the app to make corresponding reminders. It is usually appropriate for scheduled reminder providers. At present, supported reminder varieties embody countdown, calendar and alarm clock.