android 进度条ProgressBar
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<!--水平进度条--><ProgressBar android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/progressbar1" style="@android:style/Widget.ProgressBar.Horizontal"/><!--圆形进度条--><ProgressBar android:layout_width="wrap_content" android:layout_height="wrap_content" android:id="@+id/progressbar2" style="?android:attr/progressBarStyleLarge"/>
private ProgressBar horizonP; //水平进度条private ProgressBar circleP ; //圆形进度条private int mProgressStatus = 0;//完成进度private Handler mHandler;
horizonP = (ProgressBar) findViewById(R.id.progressbar1); circleP = (ProgressBar) findViewById(R.id.progressbar2); mHandler = new Handler(){ @Override public void handleMessage(Message msg) { if(msg.what == 0x111){ horizonP.setProgress(mProgressStatus);//更新进度 }else{ Toast.makeText(MainActivity.this,"操作已完成",Toast.LENGTH_LONG).show(); horizonP.setVisibility(View.GONE); circleP.setVisibility(View.GONE); } } }; new Thread(new Runnable() { @Override public void run() { while (true){ mProgressStatus = doWork(); //获取耗时操作完成的百分比 Message m = Message.obtain(); if(mProgressStatus<100){ m.what = 0x111; mHandler.sendMessage(m); }else{ m.what = 0x110; mHandler.sendMessage(m); break; } } } private int doWork(){ mProgressStatus += Math.random()*10;//改变完成进度 try { Thread.sleep(200);//线程休眠200毫秒 } catch (InterruptedException e) { e.printStackTrace(); } return mProgressStatus; } }).start();}
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