导读：在Action Bar加入Back键或者其他功能, 看看效果.嬀樀愀瘀愀崀/*显示App icon左侧的back键*/ActionBar actionBar = getActi...
在Action Bar加入Back键或者其他功能, 看看效果.
[java]
/*显示App icon左侧的back键*/
ActionBar actionBar = getActionBar();
actionBar.setDisplayHomeAsUpEnabled(true);
/*显示App icon左侧的back键*/
ActionBar actionBar = getActionBar();
actionBar.setDisplayHomeAsUpEnabled(true);[java] view plaincopyprint?
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
this.finish();
default:
return super.onOptionsItemSelected(item);
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
this.finish();
default:
return super.onOptionsItemSelected(item);
}
}
