android简单进度条

冷不防 2022-09-29 06:14 214阅读 0赞

# 效果： #

![Center][]

# 一：布局文件 #

![Center 1][]

activity\_main.xml文件：

注意：   android:progressDrawable="@drawable/myprogressbarstyle"须：

![Center 2][]

myprogressbarstyle.xml文件：（可以自行修改）

<?xml version="1.0" encoding="utf-8"?>
    <layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
    
        
        
        
    
        <item android:id="@android:id/background">
            <shape>
                <corners android:radius="5dip" />
    
                <gradient
                    android:angle="270"
                    android:centerColor="#bfbfbf"
                    android:centerY="0.75"
                    android:endColor="#bfbfbf"
                    android:startColor="#bfbfbf" />
            </shape>
        </item>
        <item android:id="@android:id/secondaryProgress">
            <clip>
                <shape>
                    <corners android:radius="5dip" />
    
                    <gradient
                        android:angle="270"
                        android:centerColor="#00ffff"
                        android:centerY="0.75"
                        android:endColor="#00ffff"
                        android:startColor="#00ffff" />
                </shape>
            </clip>
        </item>
        <item android:id="@android:id/progress">
            <clip>
                <shape>
                    <corners android:radius="5dip" />
    
                    <gradient
                        android:angle="270"
                        android:centerColor="#0000ff"
                        android:centerY="0.75"
                        android:endColor="#0000ff"
                        android:startColor="#0000ff" />
                </shape>
            </clip>
        </item>
    
    </layer-list>

# 二：src #

![Center 3][]

MainActivity.java文件：

package com.peng.butongprograssbar;
    
    import android.os.Bundle;
    import android.view.View;
    import android.view.View.OnClickListener;
    import android.view.Window;
    import android.widget.Button;
    import android.widget.ProgressBar;
    import android.widget.Toast;
    import android.app.Activity;
    import android.app.ProgressDialog;
    import android.content.DialogInterface;
    
    public class MainActivity extends Activity implements OnClickListener {
    	// 声明控件
    	private Button btn_progressbar;
    	private Button btn_progressbardialog;
    	private ProgressBar myprogressbar;
    	private ProgressDialog showDialog;
    
    	// 数据
    	int firstprogress;// 第一进度
    	int secondprogress;// 第二进度
    
    	@Override
    	protected void onCreate(Bundle savedInstanceState) {
    		super.onCreate(savedInstanceState);
    		// 标题栏中的进度条
    		requestWindowFeature(Window.FEATURE_PROGRESS);// 水平式进度条
    		requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);// 圆圈式进度条（默认进度条）
    		setContentView(R.layout.activity_main);
    
    		// 显示标题栏中的进度条
    		setProgressBarVisibility(true);
    		setProgressBarIndeterminateVisibility(true);
    		// setProgress(10000);//注意：这里默认水平进度条的最大值为10000，设置为10000出现后马上消失
    		setProgress(9999);
    		// 获取控件
    		initViews();
    		// 初始化数据
    		initDatas();
    		// 为控件添加事件
    		setViewsListener();
    	}
    
    	private void initDatas() {
    		firstprogress = myprogressbar.getProgress();// 第一进度
    		secondprogress = myprogressbar.getSecondaryProgress();// 第二进度
    	}
    
    	private void setViewsListener() {
    		btn_progressbar.setOnClickListener(this);
    		btn_progressbardialog.setOnClickListener(this);
    	}
    
    	private void initViews() {
    		btn_progressbar = (Button) findViewById(R.id.btn_progressbar);
    		btn_progressbardialog = (Button) findViewById(R.id.btn_progressbardialog);
    		myprogressbar = (ProgressBar) findViewById(R.id.myprogressbar);
    	}
    
    	// 监听事件--处理
    	@Override
    	public void onClick(View v) {
    		switch (v.getId()) {
    		case R.id.btn_progressbar: {
    			if (100 != secondprogress) {
    				myprogressbar.setProgress(firstprogress++);
    				myprogressbar.setSecondaryProgress(secondprogress++);
    			} else {
    				if (100 != firstprogress) {
    					myprogressbar.setProgress(firstprogress++);
    				} else {
    					Toast.makeText(MainActivity.this, "全部加载完成1", 0).show();
    				}
    			}
    			break;
    		}
    		case R.id.btn_progressbardialog: {
    			showDialog = new ProgressDialog(MainActivity.this);
    			showDialog.setTitle("提示");
    			showDialog.setIcon(R.drawable.ic_launcher);
    			showDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
    			showDialog.setMessage("正在加载中...");
    			showDialog.setMax(100);
    			showDialog.incrementProgressBy(20);
    			showDialog.setIndeterminate(false);
    			showDialog.setButton(DialogInterface.BUTTON_POSITIVE, "确定",
    					new DialogInterface.OnClickListener() {
    						@Override
    						public void onClick(DialogInterface dialog, int which) {
    							Toast.makeText(MainActivity.this, "exit!",
    									Toast.LENGTH_SHORT).show();
    						}
    					});
    			showDialog.setCancelable(true);// 物理返回按键退出对话框
    			showDialog.show();
    			break;
    		}
    		}
    	}
    }

[Center]: /images/20220708/82faa9bfb483415596690f4a3ffb0b3e.png
[Center 1]: /images/20220708/74cdd872802d429eb1651ef8fa0e1578.png
[Center 2]: /images/20220708/2e8595ffbd0146c2b619a29ae6c875a9.png
[Center 3]: /images/20220708/a3e83af3d86b4d828cd015f85b7a163b.png