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android---------课外拓展Progress & ProgressDialog

作者:互联网

java代码

package com.example.myapplication;
 
import androidx.appcompat.app.AppCompatActivity;
 
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
 
public class proActivity extends AppCompatActivity {
     private Button pro1,pro2;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_pro);
        pro1=findViewById(R.id.pro1);
        pro2=findViewById(R.id.pro2);
        pro1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                ProgressDialog progressDialog=new ProgressDialog(proActivity.this);
                progressDialog.setTitle("登陆中~~~");
                progressDialog.setMessage("正在登陆");
                progressDialog.setButton(DialogInterface.BUTTON_POSITIVE, "取消登陆", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialogInterface, int i) {
                        Toast.makeText(proActivity.this,"取消登陆",Toast.LENGTH_SHORT).show();
                    }
                });
                progressDialog.setOnCancelListener(new DialogInterface.OnCancelListener() {
                    @Override
                    public void onCancel(DialogInterface dialogInterface) {
                        Toast.makeText(proActivity.this,"加载完成",Toast.LENGTH_SHORT).show();
                    }
                });
                progressDialog.show();
            }
        });
        pro2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                ProgressDialog progressDialog=new ProgressDialog(proActivity.this);
                progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
                progressDialog.setTitle("提示");
                progressDialog.setMessage("正在下载...");
                progressDialog.setButton(DialogInterface.BUTTON_POSITIVE, "继续下载", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialogInterface, int i) {
 
                    }
                });
                progressDialog.setButton(DialogInterface.BUTTON_NEGATIVE, "取消下载", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialogInterface, int i) {
 
                    }
                });
                progressDialog.show();
            }
        });
    }
}

  XML代码

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:padding="15dp"
    android:orientation="vertical"
    >
    <Button
        android:layout_marginTop="200dp"
        android:id="@+id/pro1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="progressBar练习"
        android:textAllCaps="false"
        />
 
    <Button
        android:layout_marginTop="200dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="progressDialog练习"
        android:textAllCaps="false"
        android:id="@+id/pro2"/>
 
</LinearLayout>

  

 

   

标签:progressDialog,DialogInterface,import,Override,Progress,android,ProgressDialog,n
来源: https://www.cnblogs.com/xuwei123456/p/13972562.html