java程式碼

 1 package com.example.myapplication;
 2 
 3 import androidx.appcompat.app.AppCompatActivity;
 4 
 5 import android.app.Dialog;
 6 import android.app.ProgressDialog;
 7 import android.content.DialogInterface;
 8 import android.os.Bundle;
 9 import android.view.View;
10 import android.widget.Button;
 
11 import android.widget.Toast;
12 
13 publicclassproActivity extends AppCompatActivity {
14 privateButton pro1,pro2;
15 
16 @Override
17 protectedvoidonCreate(Bundle savedInstanceState) {
18 super.onCreate(savedInstanceState);
19 setContentView(R.layout.activity_pro);
20 pro1=findViewById(R.id.pro1);
 
21 pro2=findViewById(R.id.pro2);
22 pro1.setOnClickListener(newView.OnClickListener() {
23 @Override
24 publicvoidonClick(View view) {
25 ProgressDialog progressDialog=newProgressDialog(proActivity.this);
26 progressDialog.setTitle("登陸中~~~");
27 progressDialog.setMessage("正在登陸");
28 progressDialog.setButton(DialogInterface.BUTTON_POSITIVE,"取消登陸",new
 
DialogInterface.OnClickListener() {
29 @Override
30 publicvoidonClick(DialogInterface dialogInterface,inti) {
31 Toast.makeText(proActivity.this,"取消登陸",Toast.LENGTH_SHORT).show();
32 }
33 });
34 progressDialog.setOnCancelListener(newDialogInterface.OnCancelListener() {
35 @Override
36 publicvoidonCancel(DialogInterface dialogInterface) {
37 Toast.makeText(proActivity.this,"載入完成",Toast.LENGTH_SHORT).show();
38 }
39 });
40 progressDialog.show();
41 }
42 });
43 pro2.setOnClickListener(newView.OnClickListener() {
44 @Override
45 publicvoidonClick(View view) {
46 ProgressDialog progressDialog=newProgressDialog(proActivity.this);
47 progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
48 progressDialog.setTitle("提示");
49 progressDialog.setMessage("正在下載...");
50 progressDialog.setButton(DialogInterface.BUTTON_POSITIVE,"繼續下載",newDialogInterface.OnClickListener() {
51 @Override
52 publicvoidonClick(DialogInterface dialogInterface,inti) {
53 
54 }
55 });
56 progressDialog.setButton(DialogInterface.BUTTON_NEGATIVE,"取消下載",newDialogInterface.OnClickListener() {
57 @Override
58 publicvoidonClick(DialogInterface dialogInterface,inti) {
59 
60 }
61 });
62 progressDialog.show();
63 }
64 });
65 }
66 }

xml

<?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練習"
android:textAllCaps="false"
/>

<Button
android:layout_marginTop="200dp"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="progressDialog練習"
android:textAllCaps="false"
android:id="@+id/pro2"/>

</LinearLayout>