Android 自定义标题栏

 1 package com.example.utils;
 2 
 3 import android.app.Activity;
 4 import android.content.Context;
 5 import android.util.AttributeSet;
 6 import android.view.LayoutInflater;
 7 import android.view.View;
 8 import android.widget.Button;
 9 import android.widget.LinearLayout;
10 import android.widget.TextView;
11 
12 import com.example.demo02.R;
13 
14 public class TitleLayout extends LinearLayout {
15     private Button titleBack;
16     private TextView titleText;
17 
18     public TitleLayout(Context context, AttributeSet attrs) {
19         super(context, attrs);
20         LayoutInflater.from(context).inflate(R.layout.yingyong_top, this);
21         titleBack = (Button) findViewById(R.id.title_back);
22         titleText = (TextView) findViewById(R.id.title_text);
23 
24         //设置返回键的点击效果
25         titleBack.setOnClickListener(new OnClickListener() {
26             @Override
27             public void onClick(View v) {
28                 ((Activity) getContext()).finish();
29             }
30         });
31 
32     }
33 
34     //创建一个方法来改变title中text的内容
35     public void setTitleText(String text) {
36         titleText.setText(text);
37     }
38 }

 1 <?xml version="1.0" encoding="utf-8"?>
 2 <LinearLayout
 3     xmlns:android="http://schemas.android.com/apk/res/android"
 4     android:layout_width="match_parent"
 5     android:orientation="horizontal"
 6     android:layout_height="45dp"
 7     android:background="@drawable/title_bar">
 8 
 9     <Button
10         android:id="@+id/title_back"
11         android:layout_width="40dp"
12         android:layout_height="40dp"
13         android:layout_gravity="center_vertical"
14         android:background="@drawable/button_back"/>
15     <TextView
16         android:id="@+id/title_text"
17         android:layout_width="wrap_content"
18         android:layout_height="wrap_content"
19         android:text="This is a Title"
20         android:padding="12dp"
21         android:layout_gravity="center_vertical"
22         android:textSize="20sp"
23         android:textStyle="bold"
24         android:textColor="#fff"/>
25 </LinearLayout>

1 <com.example.utils.TitleLayout
2         android:id="@+id/activity_register_title"
3         android:layout_width="match_parent"
4         android:layout_height="wrap_content">
5 </com.example.utils.TitleLayout>

 1  　　private TitleLayout title;
 2 
 3     @Override
 4     protected void onCreate(Bundle savedInstanceState) {
 5         super.onCreate(savedInstanceState);
 6         requestWindowFeature(Window.FEATURE_NO_TITLE);
 7         setContentView(R.layout.****);
 8         title = (TitleLayout) findViewById(R.id.activity_select_register_title);
 9         title.setTitleText("****");
10         initData();
11     }