另外一个机器人工作室的问题在这里:
another Android Studio question here:
我一直在寻找一个答案,我已经尝试了多种可能的解决方案,但似乎没有任何工作..
I've been looking for an answer and i've tried many possible solutions, but nothing seems to work..
我试图安装一个物料操作栏下面这个教程:
I'm trying to setup a Material Action Bar following this tutorial:
http://www.android4devs.com/2014/12/how-to-make-material-design-app.html
下面是我的code:
tool_bar.xml:
<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.Toolbar xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/ColorPrimary"
android:elevation="4dp" >
</android.support.v7.widget.Toolbar>
activity.xml:
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#FFFFFF">
<!-- The main content view -->
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">
<include
android:id="@+id/app_bar"
layout="@layout/tool_bar"/>
</RelativeLayout>
<!-- Navigation Drawer -->
<ListView android:id="@+id/left_drawer"
android:layout_width="220dp"
android:layout_height="match_parent"
android:layout_gravity="left"
android:background="#1C1C1C"
android:divider="@android:color/darker_gray"
android:dividerHeight="1dp"
/>
</android.support.v4.widget.DrawerLayout>
最后我activity.java:
import android.app.ActionBar;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.Toolbar;
public class rutaActivity extends ActionBarActivity {
private Toolbar toolbar;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_ruta);
getSupportActionBar().hide();//Ocultar ActivityBar anterior
toolbar = (Toolbar) findViewById(R.id.app_bar);
setSupportActionBar(toolbar); //HERE'S THE PROBLEM !!!!
错误: setSupporActionBar(android.support.v7.widget.Toolbar)在ActionBarActivity不能适用于(android.widget.Toolbar)的
Error: setSupporActionBar (android.support.v7.widget.Toolbar) in ActionBarActivity cannot be applied to (android.widget.Toolbar)
我真的不知道该怎么办,那种在这个新的...
I really don't know what to do, kind of new at this...
感谢您的帮助!
在您 Activity.java
进口 android.support.v7.widget。工具栏
而不是 android.widget.Toolbar
。
正确的版本
import android.app.ActionBar;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.support.v7.widget.Toolbar;
public class rutaActivity extends AppCompactActivity {
private Toolbar toolbar;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_ruta);
getSupportActionBar().hide();//Ocultar ActivityBar anterior
toolbar = (Toolbar) findViewById(R.id.app_bar);
setSupportActionBar(toolbar); //NO PROBLEM !!!!