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Bearbeitungen
Android Training/Starting Another Activity/en: Unterschied zwischen den Versionen
Android Training/Starting Another Activity/en (bearbeiten)
Version vom 20. Dezember 2015, 21:27 Uhr
, 20. Dezember 2015Neue Version von externer Quelle importiert
(Neue Version von externer Quelle importiert) |
(Neue Version von externer Quelle importiert) |
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#: For the next activity to query the extra data, you should define the key for your intent's extra using a public constant. It's generally a good practice to define keys for intent extras using your app's package name as a prefix. This ensures the keys are unique, in case your app interacts with other apps. | #: For the next activity to query the extra data, you should define the key for your intent's extra using a public constant. It's generally a good practice to define keys for intent extras using your app's package name as a prefix. This ensures the keys are unique, in case your app interacts with other apps. | ||
# In the <code>sendMessage()</code> method, to finish the intent, call the <code>startActivity()</code> method, passing it the<code>Intent</code> object created in step 1. | # In the <code>sendMessage()</code> method, to finish the intent, call the <code>startActivity()</code> method, passing it the <code>Intent</code> object created in step 1. | ||
With this new code, the complete <code>sendMessage()</code> method that's invoked by the Send button now looks like this: | With this new code, the complete <code>sendMessage()</code> method that's invoked by the Send button now looks like this: | ||