Android ApplicationAndroid基础

默认的Toast:

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Toast.makeText(ProjectList.this,"数据请求失败",Toast.LENGTH_LONG).show();

image

自定义Toast(自定义图标样式\显示时间\位置):

效果图：

image

代码：

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MyUtils.showToast(TestActivity.this,"自定义的Toast");

或者 传入自定义显示时间

MyUtils.showToast(TestActivity.this,"自定义的Toast",3000);

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public class MyUtils {

private static Toasttoast;

private static Handlermhandler =new Handler();

private static Runnable r =new Runnable() {

public void run() {

isShowing=false;

        toast.cancel();

    }

};

private static BooleanisShowing=false;

public static void showToast(final Context context, final String msg){

if (!isShowing){

if (toast ==null)

toast = Toast.makeText(context, msg, Toast.LENGTH_SHORT);

        toast.setGravity(Gravity.CENTER, 0, 0);

        Activity context1 = (Activity) context;

        LayoutInflater layoutInflater = context1.getLayoutInflater();

        View inflate = layoutInflater.inflate(R.layout.toast_layout, null);

        TextView toast_msg = inflate.findViewById(R.id.toast_msg);

        toast_msg.setText(msg);

        toast.setView(inflate);

        toast.show();

        isShowing=true;

        mhandler.postDelayed(r, 2000);

    }

}

public static void showToast(final Context context, final String msg,int time){

if (!isShowing){

if (toast ==null)

toast = Toast.makeText(context, msg, Toast.LENGTH_SHORT);

        toast.setGravity(Gravity.CENTER, 0, 0);

        Activity context1 = (Activity) context;

        LayoutInflater layoutInflater = context1.getLayoutInflater();

        View inflate = layoutInflater.inflate(R.layout.toast_layout, null);

        TextView toast_msg = inflate.findViewById(R.id.toast_msg);

        toast_msg.setText(msg);

        toast.setView(inflate);

        toast.show();

        isShowing=true;

        mhandler.postDelayed(r, time);

    }

}

}

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<?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"

    xmlns:app="http://schemas.android.com/apk/res-auto">

            android:layout_width="match_parent"

            android:layout_height="match_parent">

                    android:padding="8dp"

                    android:orientation="vertical"

                    android:layout_centerInParent="true"

                    android:background="@drawable/toast_shape"

                    android:layout_width="wrap_content"

                    android:minWidth="80dp"

                    android:layout_height="wrap_content">

                            android:layout_marginTop="4dp"

                            android:layout_gravity="center"

                            android:src="@mipmap/tishi"

                            android:layout_width="wrap_content"

                            android:layout_height="wrap_content" />

                            android:id="@+id/toast_msg"

                            android:layout_marginTop="6dp"

                            android:textSize="14dp"

                            android:textColor="@color/white"

                            android:layout_gravity="center"

                            android:layout_width="wrap_content"

                            android:layout_height="wrap_content" />

</RelativeLayout>