android - 如何在对话框活动中实现浮动操作按钮
问题描述
我希望我的应用程序看起来有点像星巴克应用程序。
我想从浮动操作按钮开始。我创建活动布局如下
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.FloatingActionButton
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/fabPuntos"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="end|bottom"
android:layout_margin="20dp"
android:src="@android:color/transparent"
app:backgroundTint="#CCCC00" >
我的java代码
public class PuntosActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_puntos);
}
}
我已经像这样在清单中声明了活动
<activity android:name=".PuntosActivity"
android:label="TUS PUNTOS"
android:theme="@android:style/Theme.Dialog" />
我收到以下错误。有什么事?
08-15 00:17:05.066 9930-9930/com.cerveceriacc.clientappv2 E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.cerveceriacc.clientappv2, PID: 9930
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.cerveceriacc.clientappv2/com.cerveceriacc.clientappv2.PuntosActivity}: android.view.InflateException: Binary XML file line #11: Binary XML file line #11: Error inflating class <unknown>
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2957)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3032)
at android.app.ActivityThread.-wrap11(Unknown Source:0)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1696)
at android.os.Handler.dispatchMessage(Handler.java:105)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6944)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:327)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1374)
Caused by: android.view.InflateException: Binary XML file line #11: Binary XML file line #11: Error inflating class <unknown>
Caused by: android.view.InflateException: Binary XML file line #11: Error inflating class <unknown>
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:334)
at android.view.LayoutInflater.createView(LayoutInflater.java:647)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:790)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at com.android.internal.policy.PhoneWindow.setContentView(PhoneWindow.java:461)
at android.app.Activity.setContentView(Activity.java:2737)
at com.cerveceriacc.clientappv2.PuntosActivity.onCreate(PuntosActivity.java:12)
at android.app.Activity.performCreate(Activity.java:7174)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1220)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2910)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3032)
at android.app.ActivityThread.-wrap11(Unknown Source:0)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1696)
at android.os.Handler.dispatchMessage(Handler.java:105)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6944)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:327)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1374)
Caused by: java.lang.IllegalArgumentException: You need to use a Theme.AppCompat theme (or descendant) with the design library.
at android.support.design.widget.ThemeUtils.checkAppCompatTheme(ThemeUtils.java:33)
at android.support.design.widget.FloatingActionButton.<init>(FloatingActionButton.java:164)
at android.support.design.widget.FloatingActionButton.<init>(FloatingActionButton.java:158)
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:334)
at android.view.LayoutInflater.createView(LayoutInflater.java:647)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:790)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:730)
at android.view.LayoutInflater.inflate(LayoutInflater.java:492)
at android.view.LayoutInflater.inflate(LayoutInflater.java:423)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at com.android.internal.policy.PhoneWindow.setContentView(PhoneWindow.java:461)
at android.app.Activity.setContentView(Activity.java:2737)
at com.cerveceriacc.clientappv2.PuntosActivity.onCreate(PuntosActivity.java:12)
at android.app.Activity.performCreate(Activity.java:7174)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1220)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2910)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3032)
at android.app.ActivityThread.-wrap11(Unknown Source:0)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1696)
at android.os.Handler.dispatchMessage(Handler.java:105)
at android.os.Looper.loop(Looper.java:164)
at android.app.ActivityThread.main(ActivityThread.java:6944)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:327)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1374)
谢谢
解决方案
从你的 Logcat
引起:java.lang.IllegalArgumentException:您需要将 Theme.AppCompat 主题(或后代)与设计库一起使用。
这描述了您的问题。
在您的PuntosActivity 中,您使用了不是 AppCompat 主题的Theme Theme.Dialog 。尝试使用任何 AppCompat 主题。
用作Theme.AppCompat.Light.Dialog
活动主题。
<activity android:name=".PuntosActivity"
android:label="TUS PUNTOS"
android:theme="@style/Theme.AppCompat.Light.Dialog" />
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