Android之自定义ProgressBar
16lz
2021-12-04
本文简单介绍下Android之自定义ProgressBar。
多的不说，先上图
布局文件
activity_main.xml
布局文件关联的文件
progress_horizontal.xml
<?xml version="1.0" encoding="utf-8"?> -
-
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progressbar_layer_list.xml
<?xml version="1.0" encoding="utf-8"?>progress_selector.xml
<?xml version="1.0" encoding="UTF-8"?>主程序
package com.sl.progressbardemo;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.app.Activity;public class MainActivity extends Activity{private ProgressBar mProgressBar2;private ProgressBar mProgressBar3;private ProgressBar mProgressBar4;private Button mButton1;private Button mButton2;private Button mButton3;private Button mButton4;@Overrideprotected void onCreate(Bundle savedInstanceState){super.onCreate(savedInstanceState);requestWindowFeature(Window.FEATURE_PROGRESS);setContentView(R.layout.activity_main);setProgressBarVisibility(true);mProgressBar2 = (ProgressBar)findViewById(R.id.progress2);mProgressBar3 = (ProgressBar)findViewById(R.id.progress3);mProgressBar4 = (ProgressBar)findViewById(R.id.progress4);mButton1 = (Button)findViewById(R.id.btn1);mButton2 = (Button)findViewById(R.id.btn2);mButton3 = (Button)findViewById(R.id.btn3);mButton4 = (Button)findViewById(R.id.btn4);mButton1.setOnClickListener(listener);mButton2.setOnClickListener(listener);mButton3.setOnClickListener(listener);mButton4.setOnClickListener(listener);}Button.OnClickListener listener = new OnClickListener(){@Overridepublic void onClick(View v){Button button = (Button)v;switch (button.getId()){case R.id.btn1:mProgressBar2.incrementProgressBy(-5);mProgressBar3.incrementProgressBy(-5);mProgressBar4.incrementProgressBy(-5);break;case R.id.btn2:mProgressBar2.incrementProgressBy(5);mProgressBar3.incrementProgressBy(5);mProgressBar4.incrementProgressBy(5);break;case R.id.btn3:mProgressBar2.incrementSecondaryProgressBy(-5);mProgressBar3.incrementSecondaryProgressBy(-5);break;case R.id.btn4:mProgressBar2.incrementSecondaryProgressBy(5);mProgressBar3.incrementSecondaryProgressBy(5);break;default:break;}}};}源码下载
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