如何删除android中的蓝色操作栏？

I am creating an android app but I have some problem I cant remove this blue heading or I don’t know how its called, or action bar ? I have tried some methods but they didn’t work.

我正在创建一个Android应用程序，但我有一些问题，我不能删除这个蓝色标题或我不知道它是如何调用，或动作栏？我尝试了一些方法，但它们没有用。

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent"
    android:layout_height="match_parent" android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"

    tools:showIn="@layout/activity_main"
    tools:context=".MainActivity"
    android:background="#9AEA30">

    <ImageView
        android:layout_width="250dp"
        android:layout_height="250dp"
        android:id="@+id/imageView"
        android:src="@drawable/discount"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true" />

</RelativeLayout>

7 个解决方案

#1

The easiest way to remove it is to make your Activity extend the Activity class and not the AppCompatActivity.

删除它的最简单方法是使Activity扩展Activity类而不是AppCompatActivity。

That is do something like this:

这是做这样的事情：

public class MyActivity extends Activity {

}

7 个解决方案

#1

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