大三上_安卓选修课_大作业_Android_RewardTask.zip

package com.example.xu.rewardtask; import android.content.DialogInterface; import android.content.Intent; import android.os.AsyncTask; import android.support.v7.app.AlertDialog; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.util.Log; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.animation.AnimationUtils; import android.view.inputmethod.EditorInfo; import android.widget.AdapterView; import android.widget.BaseAdapter; import android.widget.Button; import android.widget.EditText; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.UnsupportedEncodingException; import java.net.ConnectException; import java.net.HttpURLConnection; import java.net.SocketTimeoutException; import java.net.URL; import java.net.URLDecoder; import java.net.URLEncoder; import java.net.UnknownHostException; import java.text.DateFormat; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.LinkedList; import java.util.List; public class MissionDetailActivity extends AppCompatActivity { private String TAG = "MissionDetailActivity"; private String missionPublisher; private String missionName; private TextView PublisherTimeTV; private TextView tip; private ListView commentLV; private EditText commentEdit; private TextView IsCompletedTip; private TextView moneyTV; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_mission_detail); initView(); new getMissionDetailAsyncTask().execute(); } void initView() { Intent intent = getIntent(); missionPublisher = intent.getStringExtra("UserName"); missionName = intent.getStringExtra("MissionName"); PublisherTimeTV = (TextView) findViewById(R.id.MissionDetail_UserTime); tip = (TextView) findViewById(R.id.MissionDetail_Tip); IsCompletedTip = (TextView) findViewById(R.id.MissionDetail_IsCompleted); commentEdit = (EditText) findViewById(R.id.MissionDetail_CommentEdit); commentEdit.setImeOptions(EditorInfo.IME_ACTION_SEND); commentEdit.setOnEditorActionListener(new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if (actionId == EditorInfo.IME_ACTION_SEND || (event != null && event.getKeyCode() == KeyEvent.KEYCODE_ENTER)) { new sendComment().execute( new Comment(missionPublisher, missionName, commentEdit.getText().toString(), CurrentUser.getInstance().getUserName(), new Date(System.currentTimeMillis()))); return true; } return false; } }); // 未登录的话直接不显示评论编辑的部分 if (!CurrentUser.getInstance().isLogin()) findViewById(R.id.MissionDetail_CommentEditPart).setVisibility(View.GONE); Button button = (Button) findViewById(R.id.MissionDetail_ReleaseButton); button.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Log.i(TAG, missionPublisher); Log.i(TAG, missionName); Log.i(TAG, commentEdit.getText().toString()); Log.i(TAG, CurrentUser.getInstance().getUserName()); new sendComment().execute(new Comment(missionPublisher, missionName, commentEdit.getText().toString(), CurrentUser.getInstance().getUserName(), new Date(System.currentTimeMillis()))); } }); ((TextView) findViewById(R.id.MissionDetail_MissionName)).setText(missionName); PublisherTimeTV.setText(missionPublisher); if (intent.getStringExtra("Date") != null) { Date date = new Date(intent.getStringExtra("Date")); DateFormat dateFormat = new SimpleDateFormat("yy-MM-dd HH:mm"); PublisherTimeTV.setText(missionPublisher + "发布于" + dateFormat.format(date)); } initListView(); } private List<Comment> CommentList_Data; private CommentAdapter adapter; void initListView() { commentLV = (ListView) findViewById(R.id.MissionDetail_Comment); commentLV.setVisibility(View.GONE); CommentList_Data = new LinkedList<>(); adapter = new CommentAdapter(CommentList_Data); commentLV.setAdapter(adapter); commentLV.setOnItemClickListener(new AdapterView.OnItemClickListener() { @Override public void onItemClick(AdapterView<?> parent, View view, final int position, long id) { // 未登陆点击不会有任何反应 if (!CurrentUser.getInstance().isLogin()) return; final Comment item = CommentList_Data.get(position); // 登陆者是任务发布者 且 任务赏金未被领取才会有采纳 if (item.getMissionUsername().equals(CurrentUser.getInstance().getUserName()) && IsCompletedTip.getText().equals("此任务的赏金尚未被领取")) { Log.i(TAG, item.getMissionUsername()); Log.i(TAG, CurrentUser.getInstance().getUserName()); AlertDialog.Builder builder = new AlertDialog.Builder(MissionDetailActivity.this); LayoutInflater inflater = getLayoutInflater(); View dialogView = inflater.inflate(R.layout.activity_mission_detail_dialog, null); builder.setView(dialogView); final AlertDialog dialog = builder.create(); Button adoptButton = (Button) dialogView.findViewById(R.id.MissionDetail_AdoptComment); adoptButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (dialog.isShowing()) dialog.cancel(); new AdoptComment().execute(position); } }); Button replyButton = (Button) dialogView.findViewById(R.id.MissionDetail_ReplyComment); replyButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { commentEdit.setText("回复 " + item.getUsername() + ": "); commentEdit.setSelection(5+item.getUsername().length()); commentEdit.requestFocus(); if (dialog.isShowing()) dialog.cancel(); } }); dialog.show(); } else { commentEdit.setText("回复 " + item.getUsername() + ": "); commentEdit.setSelection(5+item.getUsername().length()); commentEdit.requestFocus(); } } }); } class CommentAdapter extends BaseAdapter { private List<Comment> list = null; CommentAdapter(List<Comment> list_) { list = list_; } @Override public int getCount()