KnowFragment.java | searchcode

/src/com/sinonetwork/zhonghua/fragment/KnowFragment.java

https://gitlab.com/zwp/Zhonghua
Java | 590 lines | 484 code | 74 blank | 32 comment | 43 complexity | 863bba17051ad30ad09d76c09309c1de MD5 | raw file

package com.sinonetwork.zhonghua.fragment;



import java.util.ArrayList;

import java.util.List;



import android.annotation.SuppressLint;

import android.app.Activity;

import android.app.AlertDialog;

import android.app.Dialog;

import android.app.ProgressDialog;

import android.content.DialogInterface;

import android.content.Intent;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.content.pm.PackageManager.NameNotFoundException;

import android.content.res.AssetManager;

import android.graphics.Typeface;

import android.net.Uri;

import android.os.Bundle;

import android.os.Handler;

import android.os.Message;

import android.support.v4.app.Fragment;

import android.view.LayoutInflater;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.ViewGroup;

import android.widget.AdapterView;

import android.widget.AdapterView.OnItemClickListener;

import android.widget.Button;

import android.widget.EditText;

import android.widget.ImageView;

import android.widget.LinearLayout;

import android.widget.RelativeLayout;

import android.widget.TextView;

import android.widget.Toast;



import com.alibaba.fastjson.JSONArray;

import com.alibaba.fastjson.JSONObject;

import com.lidroid.xutils.exception.HttpException;

import com.lidroid.xutils.http.RequestParams;

import com.lidroid.xutils.http.ResponseInfo;

import com.lidroid.xutils.http.callback.RequestCallBack;

import com.lidroid.xutils.http.client.HttpRequest.HttpMethod;

import com.sinonetwork.zhonghua.MyDengLu;

import com.sinonetwork.zhonghua.PublishQuestion;

import com.sinonetwork.zhonghua.R;

import com.sinonetwork.zhonghua.ReplyActivity;

import com.sinonetwork.zhonghua.adapter.QuestionAdapter;

import com.sinonetwork.zhonghua.event.CommentEvent;

import com.sinonetwork.zhonghua.event.UpEvent;

import com.sinonetwork.zhonghua.model.Question;

import com.sinonetwork.zhonghua.utils.HttpHelp;

import com.sinonetwork.zhonghua.utils.PrefUtil;

import com.sinonetwork.zhonghua.utils.URLAddress;

import com.sinonetwork.zhonghua.utils.ZhAccountPrefUtil;

import com.sinonetwork.zhonghua.view.MyListView;

import com.sinonetwork.zhonghua.view.MyListView.OnLoadMoreListener;

import com.sinonetwork.zhonghua.view.MyListView.OnRefreshListener;



import de.greenrobot.event.EventBus;



public class KnowFragment extends Fragment implements View.OnClickListener {

	private static final int LOAD_DATA_FINISH = 10;

	private static final int REFRESH_DATA_FINISH = 11;

	private static final int NO_MORE_DARA = 12;



	private TextView know_publish;

	private Button searchBtn;

	private EditText keywordET;

	private List<Question> questions = new ArrayList<Question>();

	private QuestionAdapter adapter;

	private LinearLayout write_box;

	private ImageView write_comments_calcel;

	private ImageView write_comments_ok;

	private EditText write_comments_edittext;

	private Question question;

	private MyListView listView;

	private int currentPage = 1;

	private int totalPage;

	private static final int DIALOG = 1;

	private ProgressDialog progressDialog;

	private RelativeLayout rel_first;

	private Handler mHandler = new Handler() {



		public void handleMessage(android.os.Message msg) {

			switch (msg.what) {

			case REFRESH_DATA_FINISH:

				if (adapter != null) {

					adapter = new QuestionAdapter(questions,

							KnowFragment.this.getActivity());

					adapter.setBigEventAdapterData(questions);

					listView.setAdapter(adapter);

					adapter.notifyDataSetChanged();

				}

				listView.onRefreshComplete(); // 下拉刷新完成

				break;

			case LOAD_DATA_FINISH:

				if (adapter != null) {

					adapter.setBigEventAdapterData((ArrayList<Question>) msg.obj);

					adapter.notifyDataSetChanged();

				}

				listView.misHaveNewDatas = false;

				listView.onLoadMoreComplete(); // 加载更多完成

				break;

			case NO_MORE_DARA:

				listView.misHaveNewDatas = false;

				listView.onLoadMoreComplete(); // 加载更多完成

				break;

			default:

				break;

			}

		};

	};



	private int mPosition = 0;



	@Override

	public void onAttach(Activity activity) {

		super.onAttach(activity);

		EventBus.getDefault().register(this);



	}



	public View onCreateView(LayoutInflater inflater, ViewGroup container,

			Bundle savedInstanceState) {

		View knowLayout = inflater.inflate(R.layout.activity_know, container,

				false);

//		字体设置

		AssetManager mgr = getActivity().getAssets();// 得到AssetManager

		Typeface tf = Typeface.createFromAsset(mgr, "fonts/mini.ttf");// 根据路径得到Typeface

		// Typeface tf2=Typeface.createFromAsset(mgr,

		// "fonts/mini.ttf");//根据路径得到Typeface

		((TextView) knowLayout.findViewById(R.id.tv_introduction_find))

				.setTypeface(tf);// 设置字体

		((TextView) knowLayout.findViewById(R.id.tv_know_introduction))

				.setTypeface(tf);// 设置字体

		((TextView) knowLayout.findViewById(R.id.tv_know_introduction2))

				.setTypeface(tf);// 设置字体

//提示设置

		rel_first = (RelativeLayout) knowLayout.findViewById(R.id.rel_first);

		if (PrefUtil.getBooleanPref(this.getActivity(), "first_know", false)) {

			rel_first.setVisibility(View.GONE);

		}

		((Button) knowLayout.findViewById(R.id.btn_know))

				.setOnClickListener(new View.OnClickListener() {



					@Override

					public void onClick(View v) {

						PrefUtil.savePref(KnowFragment.this.getActivity(),

								"first_know", true);

						rel_first.setVisibility(View.GONE);

					}

				});



		rel_first.setOnClickListener(new View.OnClickListener() {



			@Override

			public void onClick(View v) {

				PrefUtil.savePref(KnowFragment.this.getActivity(),

						"first_know", true);

				rel_first.setVisibility(View.GONE);

			}

		});

		//初始化控件，加设置侦听。

		keywordET = (EditText) knowLayout.findViewById(R.id.keywordET);

		searchBtn = (Button) knowLayout.findViewById(R.id.searchBtn);

		write_box = (LinearLayout) knowLayout.findViewById(R.id.write_box);

		write_comments_calcel = (ImageView) knowLayout

				.findViewById(R.id.write_comments_calcel);

		write_comments_ok = (ImageView) knowLayout

				.findViewById(R.id.write_comments_ok);

		write_comments_edittext = (EditText) knowLayout

				.findViewById(R.id.write_comments_edittext);

		write_comments_calcel.setOnClickListener(this);

		write_comments_ok.setOnClickListener(this);

		searchBtn.setOnClickListener(new OnClickListener() {



			@Override

			public void onClick(View v) {

				currentPage = 1;

				questions.clear();

				showProgressDialog("正在加载请稍后。。。");

				addContent(currentPage, 0, keywordET.getText().toString());

			}

		});

		//对话框

		know_publish = (TextView) knowLayout.findViewById(R.id.know_publish);

		know_publish.setOnClickListener(new View.OnClickListener() {



			@Override

			public void onClick(View v) {



				Dialog dialog = new AlertDialog.Builder(getActivity())

						.setItems(new String[] { "发布问题", "在线咨询" },

								new DialogInterface.OnClickListener() {

									@Override

									public void onClick(DialogInterface dialog,

											int which) {

										// TODO Auto-generated method stub

										switch (which) {

										case 0:

											if (PrefUtil

													.getBooleanPref(

															getActivity()

																	.getApplicationContext(),

															ZhAccountPrefUtil.IS_LOGINED_ACCOUNT,

															false)) {



												Intent intent = new Intent(

														getActivity(),

														PublishQuestion.class);

												startActivity(intent);

											} else {

												Intent intent = new Intent(

														getActivity(),

														MyDengLu.class);

												startActivity(intent);

											}

											break;

										case 1:

											if (isAPKInstalled()) {

												PackageManager pManager = getActivity()

														.getPackageManager();

												Intent intent = pManager

														.getLaunchIntentForPackage("com.v2");

												startActivity(intent);

											} else {

												Uri uri = Uri

														.parse("http://sxsp.agricom.com.cn/autodownload/Agricom.apk");

												Intent it = new Intent(

														Intent.ACTION_VIEW, uri);

												startActivity(it);

											}

											break;

										}

										dialog.dismiss();

									}

								}).show();

				// createDialog();

			}

		});

		listView = (MyListView) knowLayout.findViewById(R.id.lv);

		adapter = new QuestionAdapter(questions, this.getActivity());



		listView.setAdapter(adapter);

		listView.setOnRefreshListener(new OnRefreshListener() {



			@Override

			public void onRefresh() {

				// TODO 下拉刷新

				loadData(0);

			}

		});



		listView.setOnLoadListener(new OnLoadMoreListener() {



			@Override

			public void onLoadMore() {

				// TODO 加载更多

				loadData(1);

			}

		});



		// 添加加载更多 footer view

		loadData(0);

		listView.setOnItemClickListener(new OnItemClickListener() {



			@Override

			public void onItemClick(AdapterView<?> parent, View view,

					int position, long id) {

				Intent intent = new Intent(KnowFragment.this.getActivity(),

						ReplyActivity.class);

				Question question = questions.get(position - 1);

				String questionId = questions.get(position - 1).getId() + "";

				String userName = questions.get(position - 1).getUserName1()

						+ "";

				intent.putExtra("questionId", questionId);

				intent.putExtra("userName", userName);

				intent.putExtra("question", question);

				startActivity(intent);

			}

		});

		return knowLayout;

	}



	public void loadData(final int type) {

		new Thread() {

			@Override

			public void run() {

				switch (type) {

				case 0:

					questions.clear();

					currentPage = 1;

					addContent(currentPage, 0, keywordET.getText().toString());

					break;



				case 1:

					currentPage++;

					if (currentPage <= totalPage) {

						addContent(currentPage, 1, keywordET.getText()

								.toString());

					} else {

						currentPage--;

						Message _Msg = mHandler.obtainMessage(NO_MORE_DARA);

						mHandler.sendMessage(_Msg);



					}



					break;

				}



			}

		}.start();



	}



	public void addContent(int currentPage, final int type, String text) {

		RequestParams params = new RequestParams();

		params.addBodyParameter("method", "searchQuestions");

		params.addBodyParameter("pageRows", "10");

		params.addBodyParameter("curPage", currentPage + "");

		if (!text.equals("")) {

			params.addBodyParameter("questionTitle", text);

		}

		HttpHelp.getInstance().send(HttpMethod.POST, URLAddress.URLER, params,

				new RequestCallBack<String>() {



					@Override

					public void onFailure(HttpException arg0, String arg1) {

						closeProgressDialog();

						Toast.makeText(KnowFragment.this.getActivity(),

								"加载失败。。", 2000).show();

					}



					@Override

					public void onSuccess(ResponseInfo<String> resultInfo) {

						System.out.println("数据："+resultInfo.result);

						closeProgressDialog();

						JSONObject jsonObject = JSONObject

								.parseObject(resultInfo.result);

						JSONObject json = JSONObject.parseObject(jsonObject

								.toString());

						totalPage = json.getIntValue("totalPages");

						List<Question> datas = JSONArray.parseArray(json

								.getJSONArray("resultdata").toJSONString(),

								Question.class);

						questions.addAll(datas);

						if (type == 0) { // 下拉刷新

							// Collections.reverse(mList); //逆序

							Message _Msg = mHandler.obtainMessage(

									REFRESH_DATA_FINISH, questions);

							mHandler.sendMessage(_Msg);

						} else if (type == 1) {

							Message _Msg = mHandler.obtainMessage(

									LOAD_DATA_FINISH, questions);

							mHandler.sendMessage(_Msg);

						}



						adapter.setBigEventAdapterData(questions);

						adapter.notifyDataSetChanged();

						// setData();

						// listView.setSelection(mPosition);

					}

				});



	}



	// public void setData() {

	// if (questions.size() != 0) {

	// adapter.notifyDataSetChanged();

	// }

	// }

	

	//

	//混淆时出错,并不知道onEvent干什么用,用来接受消息

	public void onEvent(CommentEvent event) {

		if (PrefUtil.getBooleanPref(getActivity().getApplicationContext(),

				ZhAccountPrefUtil.IS_LOGINED_ACCOUNT, false)) {

			write_box.setVisibility(View.VISIBLE);

			write_comments_edittext.requestFocus();

			question = event.question;

			mPosition = event.position;

		} else {

			Toast.makeText(KnowFragment.this.getActivity(), "您尚未登录！", 2000)

					.show();



		}

	}

	//混淆时出错,并不知道onEvent干什么用

	public void onEvent(UpEvent event) {

		if (PrefUtil.getBooleanPref(getActivity().getApplicationContext(),

				ZhAccountPrefUtil.IS_LOGINED_ACCOUNT, false)) {

			question = event.question;

			mPosition = event.position;



			RequestParams params = new RequestParams();

			params.addBodyParameter("method", "addQuestionClickNum");

			params.addBodyParameter("id", question.getId() + "");

			params.addBodyParameter("userName", PrefUtil.getStringPref(

					this.getActivity(), "zhonghua_userName"));



			HttpHelp.getInstance().send(HttpMethod.POST, URLAddress.URLER,

					params, new RequestCallBack<String>() {



						@Override

						public void onFailure(HttpException arg0, String arg1) {



						}



						@Override

						public void onSuccess(ResponseInfo<String> resultInfo) {

							JSONObject jsonObject = JSONObject

									.parseObject(resultInfo.result);

							if (jsonObject.getString("resultcode").equals("ok")) {

								Toast.makeText(KnowFragment.this.getActivity(),

										"点赞成功", 2000).show();

								updataView();

							} else {

								Toast.makeText(KnowFragment.this.getActivity(),

										jsonObject.getString("resultdesc"),

										2000).show();



							}



						}



					});

		} else {

			Toast.makeText(KnowFragment.this.getActivity(), "您尚未登录！", 2000)

					.show();



		}



	}



	/**

	 * 刷新视图

	 */

	public void updataView() {

		RequestParams params2 = new RequestParams();

		params2.addBodyParameter("method", "searchQuestions");

		params2.addBodyParameter("pageRows", "10");

		params2.addBodyParameter("curPage", getPostPage(mPosition) + "");



		HttpHelp.getInstance().send(HttpMethod.POST, URLAddress.URLER, params2,

				new RequestCallBack<String>() {



					@Override

					public void onFailure(HttpException arg0, String arg1) {



					}



					@Override

					public void onSuccess(ResponseInfo<String> resultInfo) {



						JSONObject jsonObject = JSONObject

								.parseObject(resultInfo.result);

						JSONObject json = JSONObject.parseObject(jsonObject

								.toString());

						List<Question> datas = JSONArray.parseArray(json

								.getJSONArray("resultdata").toJSONString(),

								Question.class);

						for (int i = 0; i < datas.size(); i++) {

							if (datas.get(i).getId() == question.getId()) {

								questions.remove(mPosition);

								questions.add(mPosition, datas.get(i));

							}



						}

						adapter = new QuestionAdapter(questions,

								KnowFragment.this.getActivity());

						adapter.setBigEventAdapterData(questions);

						listView.setAdapter(adapter);

						adapter.notifyDataSetChanged();

						listView.setSelection(mPosition + 1);



					}

				});



	}



	@Override

	public void onDestroy() {

		super.onDestroy();

		EventBus.getDefault().unregister(this);

	}



	@Override

	public void onClick(View v) {

		switch (v.getId()) {

		case R.id.write_comments_calcel:

			write_box.setVisibility(View.GONE);



			break;

		case R.id.write_comments_ok:

			if (write_comments_edittext.getText().toString().equals("")) {

				Toast.makeText(this.getActivity(), "请输入评论内容", 2000).show();

				return;

			}

			RequestParams params = new RequestParams();

			params.addBodyParameter("method", "addReply");

			params.addBodyParameter("replyText", write_comments_edittext

					.getText().toString());

			params.addBodyParameter("questionId", question.getId() + "");

			params.addBodyParameter("userName", PrefUtil.getStringPref(

					this.getActivity(), "zhonghua_userName"));



			HttpHelp.getInstance().send(HttpMethod.POST, URLAddress.URLER,

					params, new RequestCallBack<String>() {



						@Override

						public void onFailure(HttpException arg0, String arg1) {



						}



						@Override

						public void onSuccess(ResponseInfo<String> resultInfo) {

							JSONObject jsonObject = JSONObject

									.parseObject(resultInfo.result);

							if (jsonObject.getString("resultcode").equals("ok")) {

								Toast.makeText(KnowFragment.this.getActivity(),

										"评论成功", 2000).show();

								updataView();

							}



						}

					});

			write_comments_edittext.setText("");

			write_box.setVisibility(View.GONE);



			break;

		default:

			break;

		}

	}



	public int getPostPage(int position) {

		return (position / 10) + 1;

	}



	private boolean isAPKInstalled() {

		PackageInfo pInfo;

		try {

			pInfo = getActivity().getPackageManager().getPackageInfo("com.v2",

					0);

		} catch (NameNotFoundException e) {

			// TODO Auto-generated catch block

			pInfo = null;

			e.printStackTrace();

		}

		if (pInfo == null) {

			return false;

		} else {

			return true;

		}



	}



	public void showProgressDialog(String message) {

		if (progressDialog == null) {

			progressDialog = new ProgressDialog(this.getActivity());

			progressDialog.setCancelable(false);

		}



		if (message == null) {

			progressDialog.setMessage("数据加载中...");

		} else {

			progressDialog.setMessage(message);

		}



		progressDialog.show();

	}



	public void closeProgressDialog() {

		if (progressDialog != null && progressDialog.isShowing()) {

			progressDialog.dismiss();

			progressDialog = null;

		}

	}



	@SuppressLint("NewApi")

	private void createDialog() {

		// MyDialog dialog = new MyDialog(getActivity());

		// dialog.show();

		// Builder builder = new AlertDialog.Builder

		// (getActivity(), R.style.custom_dialog);

		// builder.setMessage("sdfsdf");

		// builder.show();

	}

}