[안드로이드] 백버튼 클릭 어플 종료 전체 소스

2012. 1. 18. 14:36

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
       
        if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) {
            new AlertDialog.Builder(this)
            .setIcon(android.R.drawable.ic_dialog_alert)
            .setTitle(this.getString(R.string.exit))
            .setMessage(this.getString(R.string.exit_message))
            .setPositiveButton(this.getString(R.string.yes),
            new DialogInterface.OnClickListener()
            {
                @Override
                public void onClick( DialogInterface dialog, int which )
                {
                    moveTaskToBack(true);
                finish();
                }
            }
            ).setNegativeButton(this.getString(R.string.no), null ).show();
            return true;
        }

        return super.onKeyDown(keyCode, event);
    }
   
    @Override
    public void onDestroy() {
        super.onDestroy();
       clearApplicationCache(null);
       android.os.Process.killProcess(android.os.Process.myPid() );
    }
   
    public void clearApplicationCache(java.io.File dir){  //종료시 모든 캐쉬 삭제
        if(dir==null) dir = getCacheDir();
        if(dir==null) return;
        java.io.File[] children = dir.listFiles();
        try{
            CookieManager cookieManager = CookieManager.getInstance();
            cookieManager.removeSessionCookie();
           
            for(int i=0;i<children.length;i++)
                if(children[i].isDirectory())
                    clearApplicationCache(children[i]);
                else children[i].delete();
        }
        catch(Exception e){}
    }

- 백 버튼 클릭시 어플 종료 하는 로직
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