Android之Dialog进度条对话框

activity_mian.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.example.demo_dialog.MainActivity"
    android:orientation="horizontal" >
    
    <Button 
        android:id="@+id/main_progress"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text=".....点我啊"/>

</LinearLayout>

MainActivity.java

package com.example.demo_dialog;

import java.util.Calendar;

import android.app.Activity;
import android.app.ProgressDialog;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;


public class MainActivity extends Activity {
    
    private Button btProgress;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        btProgress = (Button)findViewById(R.id.main_progress);
        btProgress.setOnClickListener(clickListener);
    }
    
    private View.OnClickListener clickListener = new View.OnClickListener() {
        
        @Override
        public void onClick(View v) {
            switch (v.getId()) {
            case R.id.main_progress:
                showProgressDialog();
                break;
            }
        }
    };
    
    private void showProgressDialog(){
        // 默认效果是圆圈再转
        ProgressDialog dialog = new ProgressDialog(this);
        // 设置进度条样式    水平和圆圈(当前这个是水平)
        dialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
        // 设置最大进度
        dialog.setMax(100);
        dialog.show();
        // 设置默认值
        dialog.setProgress(50);
                // 设置进度值是否是不确定的
        dialog.setIndeterminate(true);
    }

}