我想在Android的活动标题栏的右侧添加一个ImageButton
,但是当我执行应用程序时,它会给出错误Unfortunately app stopped
。请帮助:如何在标题栏中添加ImageButton
custom_title.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context="com.example.abc.myapplication.MainActivity">
<ImageButton
android:id="@+id/button"
android:layout_width="50dp"
android:layout_height="50dp"
android:layout_alignParentRight="true"
android:focusable="true"
android:focusableInTouchMode="false"
android:src="@android:drawable/star_big_on"
android:background="@null" />
</RelativeLayout>
MainActivity.java
package com.example.abc.myapplication;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Window;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
this.getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);
}
}
你在日志中看到什么? –
使用LogCat检查与您的崩溃相关的Java堆栈跟踪:https://stackoverflow.com/questions/23353173/uncomfort-myapp-has-stopped-how-can-i-solve-this – CommonsWare
该按钮不显示在标题栏。没有错误 –