[英]How to add icon to the menu of actionbar in android studio
檢查此代碼,
在您的.java文件中,添加onCreateOptionsMenu
代碼,
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.menu_inbox, menu); //.xml file name
return super.onCreateOptionsMenu(menu);
}
現在,按照上面在Java代碼中定義的創建menu_inbox.xml
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<item
android:id="@+id/action_websearch"
android:icon="@mipmap/ic_launcher_menu_o" //icon with three dots
android:orderInCategory="3" //number of item in it
android:title="Info" //title on longpress on menu icon
app:showAsAction="ifRoom"> //to show menu on upper side
<menu>
<item
android:id="@+id/action_reply"
android:title="@string/reply" />
<item
android:id="@+id/action_replyall"
android:title="@string/replyall" />
<item
android:id="@+id/action_forward"
android:title="@string/forward" />
</menu>
</item>
</menu>
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