1、context转换为activity
Activity activity = (Activity) context;
2、从activity得到context
在activity的方法中用context = getBaseContext();
而在activity中用context = this即可.
1、context转换为activity
Activity activity = (Activity) context;
2、从activity得到context
在activity的方法中用context = getBaseContext();
而在activity中用context = this即可.