Eclipse Android App errors on creation -

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i trying use eclipse make android app. however, when finished making files, came bunch of errors don't know how fix. i'm afraid use quick fixes, in past break , code doesn't work.

the import android.support cannot resolved   myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 3  java problem  actionbaractivity cannot resolved type  myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 9  java problem  actionbaractivity cannot resolved type  myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 33 java problem  method onoptionsitemselected(menuitem) of type myactivity must override or implement supertype method myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 25 java problem  r cannot resolved variable  myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 30 java problem  method getmenuinflater() undefined type myactivity   myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 20 java problem  r cannot resolved variable  myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 20 java problem  r cannot resolved variable  myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 14 java problem  method oncreateoptionsmenu(menu) of type myactivity must override or implement supertype method   myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 18 java problem method oncreate(bundle) of type myactivity must override or implement supertype method    myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 12 java problem  actionbaractivity cannot resolved type  myactivity.java /minermadness/src/com/cosmicluck/minermadness   line 13 java problem

thank you, can resolved can start coding!

you need install latest support library

https://developer.android.com/tools/support-library/setup.html


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