Java tutorial
/** * Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * http://www.apache.org/licenses/LICENSE-2.0 * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.fysl.app.ui; import java.io.IOException; import com.hyphenate.chat.EMClient; import com.hyphenate.chat.EMContactManager; import com.alibaba.fastjson.JSONObject; import com.fysl.app.Constant; import com.fysl.app.DemoApplication; import com.fysl.app.DemoHelper; import com.fysl.app.R; import com.fysl.app.main.UserDetailActivity; import com.hyphenate.easeui.widget.EaseAlertDialog; import com.squareup.okhttp.Callback; import com.squareup.okhttp.FormEncodingBuilder; import com.squareup.okhttp.OkHttpClient; import com.squareup.okhttp.Request; import com.squareup.okhttp.RequestBody; import com.squareup.okhttp.Response; import android.app.ProgressDialog; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.text.TextUtils; import android.view.View; import android.view.inputmethod.InputMethodManager; import android.widget.Button; import android.widget.EditText; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import android.widget.Toast; public class AddContactActivity extends BaseActivity { private EditText editText; private LinearLayout searchedUserLayout; private TextView nameText, mTextView; private Button searchBtn; private ImageView avatar; private InputMethodManager inputMethodManager; private String toAddUsername; private ProgressDialog progressDialog; private final OkHttpClient client = new OkHttpClient(); @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.em_activity_add_contact); mTextView = (TextView) findViewById(R.id.add_list_friends); editText = (EditText) findViewById(R.id.edit_note); String strAdd = getResources().getString(R.string.add_friend); mTextView.setText(strAdd); // String strUserName = getResources().getString(R.string.user_name); editText.setHint("?"); searchedUserLayout = (LinearLayout) findViewById(R.id.ll_user); nameText = (TextView) findViewById(R.id.name); searchBtn = (Button) findViewById(R.id.search); avatar = (ImageView) findViewById(R.id.avatar); inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); } /** * contact * * @param v */ public void searchContact(View v) { final String name = editText.getText().toString(); String saveText = searchBtn.getText().toString(); if (getString(R.string.button_search).equals(saveText)) { toAddUsername = name; if (TextUtils.isEmpty(name)) { new EaseAlertDialog(this, R.string.Please_enter_a_username).show(); return; } // TODO ??contact,???? // ? searchUserInServer(toAddUsername); // searchedUserLayout.setVisibility(View.VISIBLE); // nameText.setText(toAddUsername); } } private void searchUserInServer(String value) { final ProgressDialog pd = new ProgressDialog(AddContactActivity.this); pd.setCanceledOnTouchOutside(false); pd.setMessage("?..."); pd.show(); RequestBody formBody = new FormEncodingBuilder().add("uid", value) .build(); // Constant.KEY_TEL Request request = new Request.Builder().url(Constant.URL_SEARCH_USER).post(formBody) .build(); client.newCall(request).enqueue(new Callback() { @Override public void onFailure(Request arg0, IOException arg1) { runOnUiThread(new Runnable() { @Override public void run() { pd.dismiss(); Toast.makeText(AddContactActivity.this, "??", Toast.LENGTH_SHORT).show(); } }); } @Override public void onResponse(Response arg0) throws IOException { if (arg0.isSuccessful()) { String result = arg0.body().string(); System.out.println("result--->" + result); final JSONObject json = JSONObject.parseObject(Constant.jsonTokener(result)); if (json.getInteger("code") == 1000) { runOnUiThread(new Runnable() { @Override public void run() { // TODO Auto-generated method stub pd.dismiss(); } }); JSONObject userInfo = json.getJSONObject("user"); startActivity(new Intent(AddContactActivity.this, UserDetailActivity.class) .putExtra("userInfo", userInfo.toJSONString())); } else { runOnUiThread(new Runnable() { @Override public void run() { // TODO Auto-generated method stub pd.dismiss(); Toast.makeText(getApplicationContext(), "", Toast.LENGTH_SHORT) .show(); } }); } } else { runOnUiThread(new Runnable() { @Override public void run() { pd.dismiss(); } }); throw new IOException("Unexpected code " + arg0); } } }); } public static boolean isNo(String str) { boolean result = str.matches("[0-9]+"); return result; } /** * contact * * @param view */ public void addContact(View view) { if (EMClient.getInstance().getCurrentUser().equals(nameText.getText().toString())) { new EaseAlertDialog(this, R.string.not_add_myself).show(); return; } if (DemoHelper.getInstance().getContactList().containsKey(nameText.getText().toString())) { // ???(???) if (EMClient.getInstance().contactManager().getBlackListUsernames() .contains(nameText.getText().toString())) { new EaseAlertDialog(this, R.string.user_already_in_contactlist).show(); return; } new EaseAlertDialog(this, R.string.This_user_is_already_your_friend).show(); return; } progressDialog = new ProgressDialog(this); String stri = getResources().getString(R.string.Is_sending_a_request); progressDialog.setMessage(stri); progressDialog.setCanceledOnTouchOutside(false); progressDialog.show(); new Thread(new Runnable() { public void run() { try { // demoreason // String s = // getResources().getString(R.string.Add_a_friend); JSONObject myInfo = new JSONObject(); myInfo = DemoApplication.getInstance().getUserInfo(); // myInfo.put("nick", // DemoApplication.getInstance().getJSON().get("real_name")); EMClient.getInstance().contactManager().addContact(toAddUsername, myInfo.toJSONString()); runOnUiThread(new Runnable() { public void run() { progressDialog.dismiss(); String s1 = getResources().getString(R.string.send_successful); Toast.makeText(AddContactActivity.this, s1, 1).show(); } }); } catch (final Exception e) { runOnUiThread(new Runnable() { public void run() { progressDialog.dismiss(); String s2 = getResources().getString(R.string.Request_add_buddy_failure); Toast.makeText(AddContactActivity.this, s2 + e.getMessage(), 1).show(); } }); } } }).start(); } public void back(View v) { finish(); } }