我试图在操作栏默认标题出现的同一位置显示微调器。
我按照类似的指示进行操作所以这里的情况 https://stackoverflow.com/questions/11983120/remove-the-title-text-from-the-action-bar-in-one-single-activity?lq=1,
所以我设法消除了标题,但旋转器的位置仍然没有向左对齐,正如您从这个屏幕截图中看到的那样
以下是我的应用程序重现此案例的主要定义:
AndroidManifest.xml:
<application
android:label="app"
android:icon="@drawable/ic_launcher"
android:theme="@style/Theme.AppCompat" >
...
<activity
android:name="gm.activities.ViewAllActivity">
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value="gm.activities.MainActivity" />
</activity>
menu_view_all.xml:
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
tools:context="gm.activities.ViewAllActivity">
<item android:id="@+id/spinner"
android:title="will be replaced anyway"
app:showAsAction="ifRoom"
app:actionViewClass="android.widget.Spinner"
android:layout_gravity="left"
android:gravity="left"/>
<item android:id="@+id/action_settings" android:title="@string/action_settings"
android:orderInCategory="100" app:showAsAction="never" />
</menu>
以及相关活动:
public class ViewAllActivity extends ActionBarActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.view_all_activity);
getSupportActionBar().setDisplayShowTitleEnabled(false);
...
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_view_all, menu);
MenuItem item = menu.findItem(R.id.spinner);
Spinner spinner = (Spinner) MenuItemCompat.getActionView(item);
spinner.setGravity(Gravity.LEFT);
SpinnerAdapter adapter;
spinner.setAdapter(ArrayAdapter.createFromResource(this,
R.array.all_table_views, android.R.layout.simple_spinner_item));
spinner.setOnItemSelectedListener(this); // set the listener, to perform actions based on item selection
return true;
}
那么 - 我可以将微调器对齐到操作栏的左侧吗?如何对齐?
在操作栏中使用微调器并通过设置它是否正确menu.xml像我一样归档?