我想是这样的：

第三图标的通知，它仅仅是一个PNG图像了。是否有可能做一些事情，这样我可以更改文本/数即...，03编程，以显示实际NO.OF通知。

The 3rd icon is for notifications and it is just a png image now. Is it possible to do something, so that i can change the text/number ie.., 03 programatically to show the actual no.of notifications.

感谢您

推荐答案

这是为我工作的一些例如code。

Here is some example code that worked for me.

1：创建您的徽章菜单项的布局

1: Create a layout for your badge menu item.

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="48dp"
    android:layout_height="fill_parent"
    android:layout_gravity="right" >

    <!-- Menu Item Image -->
    <ImageView
        android:layout_width="48dp"
        android:layout_height="fill_parent"
        android:clickable="true"
        android:src="@drawable/bkg_actionbar_notify_off" />

    <!-- Badge Count -->    
    <TextView
        android:id="@+id/actionbar_notifcation_textview"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:padding="@dimen/padding_small"
        android:text="99"
        android:textColor="@color/holo_orange_dark" />

</RelativeLayout>

2：创建在RES /菜单的菜单项，并设置actionLayout到您的布局

2: Create a menu item in res/menu and set the actionLayout to your layout

<menu xmlns:android="http://schemas.android.com/apk/res/android" >
    <item
        android:id="@+id/badge"
        android:actionLayout="@layout/actionbar_badge_layout"
        android:icon="@drawable/icn_menu_posts"
        android:showAsAction="always">
    </item>
</menu>

3：然后在你的活动或片段的onCreateOptionsMenu你可以做这样的事情...

3: Then in onCreateOptionsMenu of your activity or fragment you can do something like this...

public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
    inflater.inflate(R.menu.badge, menu);

    RelativeLayout badgeLayout = (RelativeLayout) menu.findItem(R.id.badge).getActionView();
    TextView tv = (TextView) badgeLayout.findViewById(R.id.actionbar_notifcation_textview);
    tv.setText("12");
}

请注意：如果你想改变以后的徽章数量，你可以存储一个引用传递给onCreateOptionsMenu菜单对象，并使用相同的code，以获得所需的视图，设置一个值。

Note: If you wanted to change the badge count later on, you could store a reference to the Menu object passed to onCreateOptionsMenu and use the same code to get the required view and set a value.

=== ApCompat警告========================================== ========

=== ApCompat Warning ==================================================

如果使用AppCompatActivity则必须设置而ActionView在格兰onCreateOptionsMenu

If using the AppCompatActivity then you must set the actionView in teh onCreateOptionsMenu

 @Override
 public boolean onCreateOptionsMenu(Menu menu) {
      getMenuInflater().inflate(R.menu.main_menu, menu);
      MenuItem item = menu.findItem(R.id.badge);
      MenuItemCompat.setActionView(item, R.layout.actionbar_badge_layout);
      RelativeLayout notifCount = (RelativeLayout) MenuItemCompat.getActionView(item);

    TextView tv = (TextView) notifCount.findViewById(R.id.actionbar_notifcation_textview);
    tv.setText("12");

    return super.onCreateOptionsMenu(menu);