PracticalBot
ربات انجمن کاربردی
- Dec 12, 2022
- 357
- 2
With the new imodules that allow you to work better with the intent and receivers, it is necessary to develop some examples of how to use them (even before it could be done but not in such a direct way).
I start with an example that through the use intent it is possible to 'hear' when a usb device is connected. In this case it is the operating system that manages the intents. Remember to place the filter XML file in the object/res/xml folder as it is in the example (You can customize the filter if you want)
SOME DETAILS
This B4A update handles static receivers not dynamic ones. Some intents no longer raise static receivers such as CONNECTIVITY_CHANGE which due to the restrictions applied by Android 7+ need to be registered with dynamic receivers by code (see
Receivers can be raised by the OS listening to the intent or directly by an App calling the intent directly
SAMPLE: LISTEN USB PORT ...
I start with an example that through the use intent it is possible to 'hear' when a usb device is connected. In this case it is the operating system that manages the intents. Remember to place the filter XML file in the object/res/xml folder as it is in the example (You can customize the filter if you want)
SOME DETAILS
This B4A update handles static receivers not dynamic ones. Some intents no longer raise static receivers such as CONNECTIVITY_CHANGE which due to the restrictions applied by Android 7+ need to be registered with dynamic receivers by code (see
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for dynamics receivers)Receivers can be raised by the OS listening to the intent or directly by an App calling the intent directly
SAMPLE: LISTEN USB PORT ...
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