Android tutorials7 calculator_packageexploirer

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Android tutorials7 calculator_packageexploirer

  1. 1. General structure Package Explorer.
  2. 2. By opening <src>(stands for source) ➪ <your package name> you will find out your java files (MainActivity.java) You can create classes as many as you want here. (as well as packages with classes) They contain code which controls your application.
  3. 3. Next folder we are going to use is <res> (stands for resource) 1) drawable folders They contain any pictures you are using. 2) layout folder Contain your basic xml layout. (like html page) 3) values folders Some constants (mostly strings) used in your design.
  4. 4. Next file you have to work with is AndroidManifest.xml Its like a Big Brother, set's up min/max SDK version your app going to use, controls any Permissions and Instrumentation.
  5. 5. You don't need to know anything else to build simple App yet. But if you are interested, gen is just a folder with auto generated files and Andoid folders contains all library files we are going to use in our java files.
  6. 6. You don't need to know anything else to build simple App yet. But if you are interested, gen is just a folder with auto generated files and Andoid folders contains all library files we are going to use in our java files.

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