效果：layout界面布局：[html] view plaincopyprint?*** 直接返回響應(yīng)體正文* @param path* @return*/public static String getResponseBody(String path,String params) {/數(shù)據(jù)輸出流，該語句隱含的執(zhí)行connect動作if(params!=null){DataOutputStream out = new DataOutputStream( conn.getOutputStream());//將參數(shù)寫入流，刷新提交關(guān)閉流out.writeBytes(params);out.flush();out.close();}//讀取連接返回的數(shù)據(jù)BufferedReader reader = new BufferedReader(new InputStreamReader( conn.getInputStream()));String inputLine = null;while (((inputLine = reader.readLine()) != null)) {result.append(inputLine);//"";}//關(guān)閉reader.close();if (conn.getResponseCode() == 200) {Log.d("mylog", "getResponseCode:" + 200);}} catch (IOException e) {e.printStackTrace();} finally {if (conn != null) {conn.disconnect();}}return result.toString();}}主activity:[java] view plaincopyprint?package com.tudou.activity.work4;import org.json.JSONArray;import org.json.JSONException;import org.json.JSONObject;import com.tudou.activity.R;import android.app.Activity;import android.graphics.Color;import android.os.Bundle;import android.util.Log;import android.util.TypedValue;import android.view.Gravity;import android.view.ViewGroup;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.LinearLayout.LayoutParams;import android.widget.ProgressBar;import android.widget.TextView;public class HomeWork4 extends Activity {String path = "此處省略，你要請求的地址";@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.homework4);LinearLayout mainLayout = (LinearLayout)findViewById(R.id.mainLayout);String result=/ Log.d("mylog", "course:" + course.toString());//添加左邊的layoutLinearLayout leftlayout=new LinearLayout(this);//注意包android.widget.LinearLayout.LayoutParams，其它包下面的LayoutParams不起作用LayoutParams params=new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);params.topMargin=10;leftlayout.setLayoutParams(params);leftlayout.setOrientation(LinearLayout.HORIZONTAL);leftlayout.setGravity(Gravity.CENTER_VERTICAL);//添加左邊layout的圖片ImageView imageView=new ImageView(this);params=new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);imageView.setLayoutParams(params);imageView.setImageResource(R.drawable.image_default_195_130);leftlayout.addView(imageView);//添加右邊的layout，分為上下2部分，上面是標(biāo)題，下面是進(jìn)度條LinearLayout rightlayout=new LinearLayout(this);LayoutParams rightLayoutParams=new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);rightlayout.setLayoutParams(rightLayoutParams);rightlayout.setOrientation(LinearLayout.VERTICAL);//添加課程標(biāo)題TextView textView=new TextView(this);params=new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);textView.setLayoutParams(params);textView.setText(course.get("courseName").toString());textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 15);//18SP//學(xué)分，水平布局,分為左右，左：學(xué)分，，右：分值LinearLayout studyLayout=new LinearLayout(this);params=new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);studyLayout.setLayoutParams(params);studyLayout.setOrientation(LinearLayout.HORIZONTAL);//添加學(xué)分TextView studyView=new TextView(this);params=new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);studyView.setLayoutParams(params);studyView.setText("學(xué)分:");studyView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 12);studyView.setTextColor(Color.parseColor("#b6b6b6"));//第2種方法：setTextColor(Color.rgb(255, 255, 255));//添加學(xué)分值TextView studyValueView=new TextView(this);params=new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);studyValueView.setLayoutParams(params);studyValueView.setText(course.get("courseCredit").toString());studyValueView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14);//進(jìn)度條，水平布局,分為左中右，左：學(xué)習(xí)進(jìn)度，中：進(jìn)度條，右：%值LinearLayout processLayout=new LinearLayout(this);params=new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);processLayout.setLayoutParams(params);processLayout.setOrientation(LinearLayout.HORIZONTAL);//添加學(xué)習(xí)進(jìn)度TextView processtextView=new TextView(this);params=new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);processtextView.setLayoutParams(params);processtextView.setText("學(xué)習(xí)進(jìn)度:");processtextView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 12);processtextView.setTextColor(Color.parseColor("#b6b6b6"));//添加進(jìn)度條ProgressBar bar=new ProgressBar(this,null,android.R.attr.progressBarStyleHorizontal);//指定進(jìn)度條樣式params=new LayoutParams(150, ViewGroup.LayoutParams.WRAP_CONTENT);bar.setLayoutParams(params);bar.setMax(100);bar.setProgress(10);//添加%值TextView processvaluetextView=new TextView(this);params=new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);processvaluetextView.setLayoutParams(params);processvaluetextView.setText("10%");processvaluetextView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 12);processvaluetextView.setTextColor(Color.parseColor("#b6b6b6"));//添加標(biāo)題rightlayout.addView(textView);//添加學(xué)分studyLayout.addView(studyView);studyLayout.addView(studyValueView);rightlayout.addView(studyLayout);//添加進(jìn)度條processLayout.addView(processtextView);processLayout.addView(bar);processLayout.addView(processvaluetextView);rightlayout.addView(processLayout);//添加左右邊leftlayout.addView(rightlayout);mainLayout.addView(leftlayout);}}catch(JSONException e){e.printStackTrace();