Android API document Query---context, toast, sharedpreferences

/* Consult API---Context
1.abstract Assetmanager getassets ()

Returns an Assetmanager instance for the application ' s package.


Get the resources under the assets directory

2.abstract File Getcachedir ()

Returns the absolute path to the application specific cache directory on the filesystem.

Get Cache Directory

3.abstract Packagemanager Getpackagemanager ()

Return Packagemanager instance to the find global package information.

Get some information about the package name version number

4.abstract String Getpackagename ()

Return the name of this application ' s package.


Abstract String Getpackageresourcepath ()

Return the full path to this context ' s primary Android package.


5.
Abstract FileInputStream openfileinput (String name)

Open a private file associated with the This Context ' s application package for reading.


Abstract FileOutputStream openfileoutput (String name, int mode)

Open a private file associated with the This Context ' s application package for writing.



*/

/*toast*/
1.toast.maketext (Mtext, "Stri ng", Toast. Select time). Show
2.mcontext=this, is to create a data

/*sharedpreferences

Developer Guides

For more information on using sharedpreferences, read the Data Storage Developer Guide. Jump in from here to see examples, more information

*/

Android API document Query---context, toast, sharedpreferences