1.创建一个自己想要显示Toast风格的XML如下代码(toast_xml.xml):
<?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="wrap_content"
android:background="#87CEFA"
android:id="@+id/toast_layout_root"
>
<TextView
android:id="@+id/toast_context"
android:layout_width="match_parent"
android:layout_height="35dp"
android:text="书慧研报N条数据更新"
android:textColor="#3d77c7"
android:textSize="16sp"
android:gravity="center"
android:layout_gravity="center_horizontal"
android:singleLine="true"
/>
</RelativeLayout>
2.封装一个Toast共同类,当然也可以直接在activity运用,那么我是用共通类,当然只是简单的封装:
package com.datayes.irr.customview;
import android.content.Context;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import android.widget.Toast;
import com.datayes.irr.R;
/**
* Created by shuhui.li on 2016/5/18.
*/
public class CustomToast {
private static CustomToast mCustomToast;
private Toast mToast;
private CustomToast(){
}
public static CustomToast createToastConfig(){
if (mCustomToast==null) {
mCustomToast = new CustomToast();
}
return mCustomToast;
}
public void ToastShow(Context context, ViewGroup root, String tvString){
//加载容器
View layout = LayoutInflater.from(context).inflate(R.layout.toast_style, root);
TextView tv = (TextView) layout.findViewById(R.id.toast_context);
tv.setText(tvString);
// 设置Toast
mToast = new Toast(context);
//设置Toast的位置
// float hOffset = AppApplication.getInstance().getResources().getDimension();
mToast.setGravity(Gravity.TOP|Gravity.FILL_HORIZONTAL,80, 90);
//设置显示时间
mToast.setDuration(Toast.LENGTH_SHORT);
//设置toast为我们需要的样式
mToast.setView(layout);
mToast.show();
}
}
3.创建一个Activity去引用该共通类:
import com.lsh.commonView.CustomToast;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.Button;
public class ToastActivity extends Activity {
private Button mButton_Toast;
private CustomToast mCustomToast;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.toast_buton);
mCustomToast= ToastCommom.createToastConfig();
mButton_Toast= (Button) findViewById(R.id.btn);
mButton_Toast.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
mCustomToast.ToastShow(ToastActivity.this, (ViewGroup)findViewById(R.id.toast_layout_root), "你好,书慧研报N条数据更新N条数据");
}
});
}
}
OK,一个简单的自定义toast显示就完成了;当然万变不离其宗,都是类似的做法。