自定义toast

import android.app.Activity;import android.view.Gravity;import android.widget.RelativeLayout;import android.widget.TextView;import android.widget.Toast;/** * creator gonghaohao * class name:ToastUtil * created at 2017/10/16 16:32 * function describe:自定义toast弹框 * 位置居中，包含图片、文字，自定义背景 * modify */public class ToastUtil {    public static void centerToast(final Activity context, String string) {        RelativeLayout layout = (RelativeLayout) context.getLayoutInflater().inflate(R.layout.layout_custom_toast, null);        (layout.findViewById(R.id.tvCheckoutWay)).setBackgroundDrawable(context.getResources().getDrawable(R.mipmap.ic_launcher));        ((TextView) layout.findViewById(R.id.tvPercent)).setText(string);        Toast toast = new Toast(context);        toast.setDuration(Toast.LENGTH_SHORT);        toast.setGravity(Gravity.CENTER, 0, 0);//居中        toast.setView(layout);//setting the view of custom toast layout        toast.show();    }

public static void centerPicToast(final Activity context, String string,int pic) {        RelativeLayout layout = (RelativeLayout) context.getLayoutInflater().inflate(R.layout.layout_custom_toast, null);        (layout.findViewById(R.id.tvCheckoutWay)).setBackgroundDrawable(context.getResources().getDrawable(pic));        ((TextView) layout.findViewById(R.id.tvPercent)).setText(string);        Toast toast = new Toast(context);        toast.setDuration(Toast.LENGTH_SHORT);        toast.setGravity(Gravity.CENTER, 0, 0);        toast.setView(layout);//setting the view of custom toast layout        toast.show();    }

}
布局文件：layout_custom_toast
<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical">    <RelativeLayout        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:alpha="0.5"        android:background="@drawable/toast_bg">        <ImageView            android:id="@+id/tvCheckoutWay"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_centerHorizontal="true"            android:layout_marginTop="20dp"            android:background="@mipmap/ic_launcher"></ImageView>        <TextView            android:id="@+id/tvPercent"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_below="@+id/tvCheckoutWay"            android:layout_centerHorizontal="true"            android:layout_marginBottom="20dp"            android:layout_marginLeft="20dp"            android:layout_marginRight="20dp"            android:text="输入有误"            android:textColor="#aabbcc"            android:textSize="20sp" />    </RelativeLayout></RelativeLayout>
toast背景资源文件：toast_bg
<?xml version="1.0" encoding="utf-8"?><shape xmlns:android="http://schemas.android.com/apk/res/android">    <corners android:radius="8dp"></corners>    <solid android:color="#000000"></solid></shape>
使用：
ToastUtil.centerToast(MainActivity.this, "我是自定义toast");
ToastUtil.centerPicToast(MainActivity.this, "我是自定义toast",R.mipmap.ic_launcher);

效果图