/**
* 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.ccxt.whl.activity;
import java.util.List;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
import com.easemob.chat.EMChatManager;
import com.easemob.chat.EMGroup;
import com.easemob.chat.EMGroupManager;
import com.ccxt.whl.DemoApplication;
import com.ccxt.whl.R;
import com.ccxt.whl.widget.ExpandGridView;
import com.easemob.util.EMLog;
import com.easemob.util.NetUtils;
public class GroupDetailsActivity extends BaseActivity {
private static final String TAG = "GroupDetailsActivity";
private static final int REQUEST_CODE_ADD_USER = 0;
private static final int REQUEST_CODE_EXIT = 1;
private static final int REQUEST_CODE_EXIT_DELETE = 2;
private static final int REQUEST_CODE_CLEAR_ALL_HISTORY=3;
private ExpandGridView userGridview;
private String groupId;
private ProgressBar loadingPB;
private Button exitBtn;
private Button deleteBtn;
private EMGroup group;
private GridAdapter adapter;
private int referenceWidth;
private int referenceHeight;
private ProgressDialog progressDialog;
public static GroupDetailsActivity instance;
//清空所有聊天记录
private RelativeLayout clearAllHistory;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_group_details);
instance = this;
clearAllHistory=(RelativeLayout) findViewById(R.id.clear_all_history);
userGridview = (ExpandGridView) findViewById(R.id.gridview);
loadingPB = (ProgressBar) findViewById(R.id.progressBar);
exitBtn = (Button) findViewById(R.id.btn_exit_grp);
deleteBtn = (Button) findViewById(R.id.btn_exitdel_grp);
Drawable referenceDrawable = getResources().getDrawable(R.drawable.smiley_add_btn);
referenceWidth = referenceDrawable.getIntrinsicWidth();
referenceHeight = referenceDrawable.getIntrinsicHeight();
// 获取传过来的groupid
groupId = getIntent().getStringExtra("groupId");
group = EMGroupManager.getInstance().getGroup(groupId);
// 如果自己是群主，显示解散按钮
if(group.getOwner() == null || "".equals(group.getOwner())){
exitBtn.setVisibility(View.GONE);
deleteBtn.setVisibility(View.GONE);
}
if (EMChatManager.getInstance().getCurrentUser().equals(group.getOwner())) {
exitBtn.setVisibility(View.GONE);
deleteBtn.setVisibility(View.VISIBLE);
}
((TextView) findViewById(R.id.group_name)).setText(group.getGroupName()+"("+group.getAffiliationsCount()+"人)");
adapter = new GridAdapter(this, R.layout.grid, group.getMembers());
userGridview.setAdapter(adapter);
// 保证每次进详情看到的都是最新的group
updateGroup();
// 设置OnTouchListener
userGridview.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
if (adapter.isInDeleteMode) {
adapter.isInDeleteMode = false;
adapter.notifyDataSetChanged();
return true;
}
break;
default:
break;
}
return false;
}
});
clearAllHistory.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent=new Intent(GroupDetailsActivity.this, AlertDialog.class);
intent.putExtra("cancel",true);
intent.putExtra("titleIsCancel", true);
intent.putExtra("msg","确定删除群的聊天记录吗？");
startActivityForResult(intent, REQUEST_CODE_CLEAR_ALL_HISTORY);
}
});
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (resultCode == RESULT_OK) {
if (progressDialog == null) {
progressDialog = new ProgressDialog(GroupDetailsActivity.this);
progressDialog.setMessage("正在添加...");
progressDialog.setCanceledOnTouchOutside(false);
progressDialog.show();
}
switch (requestCode) {
case REQUEST_CODE_ADD_USER:// 添加群成员
final String[] newmembers = data.getStringArrayExtra("newmembers");
addMembersToGroup(newmembers);
break;
case REQUEST_CODE_EXIT: // 退出群
progressDialog.setMessage("正在退出群聊...");
exitGrop();
break;
case REQUEST_CODE_EXIT_DELETE: // 解散群
progressDialog.setMessage("正在解散群聊...");
deleteGrop();
break;
case REQUEST_CODE_CLEAR_ALL_HISTORY:
//删除此群聊的聊天记录
progressDialog.setMessage("正在删除群消息...");
deleteGroupHistory();
break;
default:
break;
}
}
}
/**
* 点击退出群组按钮
*
* @param view
*/
public void exitGroup(View view) {
startActivityForResult(new Intent(this, ExitGroupDialog.class), REQUEST_CODE_EXIT);
}
/**
* 点击解散群组按钮
*
* @param view
*/
public void exitDeleteGroup(View view) {
startActivityForResult(new Intent(this, ExitGroupDialog.class).putExtra("deleteToast", getString(R.string.dissolution_group_hint)),
REQUEST_CODE_EXIT_DELETE);
}
/**
* 删除群聊天记录
*/
public void deleteGroupHistory(){
EMChatManager.getInstance().deleteConversation(group.getGroupId());
progressDialog.dismiss();
// adapter.refresh(EMChatManager.getInstance().getConversation(toChatUsername));
}
/**
* 退出群组
*
* @param groupId
*/
private void exitGrop() {
new Thread(new Runnable() {
public void run() {
try {
EMGroupManager.getInstance().exitFromGroup(groupId);
runOnUiThread(new Runnable() {
public void run() {
progressDialog.dismiss();
setResult(RESULT_OK);
finish();
ChatActivity.activityInstance.finish();
}
});
} catch (final Exception e) {
runOnUiThread(new Runnable() {
public void run() {
progressDialog.dismiss();
Toast.makeText(getApplicationContext(), "退出群聊失败: " + e.getMessage(), 1).show();
}
});
}
}
}).start();
}
/**
* 解散群组
*
* @param groupId
*/
private void deleteGrop() {
new Thread(new Runnable() {
public void run() {
try {
EMGroupManager.getInstance().exitAndDeleteGroup(groupId);
runOnUiThread(new Runnable() {
public void run() {
progressDialog.dismiss();
setResult(RESULT_OK);
finish();
ChatActivity.activityInstance.finish();
}
});
} catch (final Exception e) {
runOnUiThread(new Runnable() {
public void run() {
progressDialog.dismiss();
Toast.makeText(getApplicationContext(), "解散群聊失败: " + e.getMessage(), 1).show();
}
});
}
}
}).start();
}
/**
* 增加群成员
*
* @param newmembers
*/
private void addMembersToGroup(final String[] newmembers) {
new Thread(new Runnable() {
public void run() {
try {
//创建者调用add方法
if(EMChatManager.getInstance().getCurrentUser().equals(group.getOwner())){
EMGroupManager.getInstance().addUsersToGroup(groupId, newmembers);
}else{
//一般成员调用invite方法
EMGroupManager.getInstance().inviteUser(groupId, newmembers, null);
}
runOnUiThread(new Runnable() {
public void run() {
adapter.notifyDataSetChanged();
((TextView) findViewById(R.id.group_name)).setText(group.getGroupName()+"("+group.getAffiliationsCount()+"人)");
progressDialog.dismiss();
}
});
} catch (final Exception e) {
runOnUiThread(new Runnable() {
public void run() {
progressDialog.dismiss();
Toast.makeText(getApplicationContext(), "添加群成员失败: " + e.getMessage(), 1).show();
}
});
}
}
}).start();
}
/**
* 群组成员gridadapter
*
* @author admin_new
*
*/
private class GridAdapter extends ArrayAdapter<String> {
private int res;
public boolean isInDeleteMode;
private List<String> objects;
public GridAdapter(Context context, int textViewResourceId, List<String> objects) {
super(context, textViewResourceId, objects);
this.objects = objects;
res = textViewResourceId;
isInDeleteMode = false;
}
@Override
public View getView(final int position, View convertView, final ViewGroup parent) {
if (convertView == null) {
convertView = LayoutInflater.from(getContext()).inflate(res, null);
}
final Button button = (Button) convertView.findViewById(R.id.button_avatar);
// 最后一个item，减人按钮
if (position == getCount() - 1) {
button.setText("");
// 设置成删除按钮
button.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.smiley_minus_btn, 0, 0);
// 如果不是创建者或者没有相应权限，不提供加减人按钮
// if (!group.getOwner().equals(DemoApplication.getInstance().getUserName())) {
if (!group.getOwner().equals(DemoApplication.getInstance().getUser())) {
// if current user is not group admin, hide add/remove btn
convertView.setVisibility(View.INVISIBLE);
} else { // 显示删除按钮
if (isInDeleteMode) {
// 正处于删除模式下，隐藏删除按钮
convertView.setVisibility(View.INVISIBLE);
} else {
// 正常模式
convertView.setVisibility(View.VISIBLE);
convertView.findViewById(R.id.badge_delete).setVisibility(View.INVISIBLE);
}
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
EMLog.d(TAG, "删除按钮被点击");
isInDeleteMode = true;
notifyDataSetChanged();
}
});
}
} else if (position == getCount() - 2) { // 添加群组成员按钮
button.setText("");
button.setCompoundDrawablesWithIntrinsicBounds(0, R.drawable.smiley_add_btn, 0, 0);
//如果不是创建者或者没有相应权限
// if (!group.isAllowInvites() && !group.getOwner().equals(DemoApplication.getInstance().getUserName())) {
if (!group.isAllowInvites() && !group.getOwner().equals(DemoApplication.getInstance().getUser())) {
// if current user is not group admin, hide add/remove btn
convertView.setVisibility(View.INVISIBLE);
} else {
// 正处于删除模式下,隐藏添加按钮
if (isInDeleteMode) {
convertView.setVisibility(View.INVISIBLE);
} else {
convertView.setVisibility(View.VISIBLE);
convertView.findViewById(R.id.badge_delete).setVisibility(View.INVISIBLE);
}
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
EMLog.d(TAG, "添加按钮被点击");
// 进入选人页面
startActivityForResult(
(new Intent(GroupDetailsActivity.this, GroupPickContactsActivity.class).putExtra("groupId", groupId)),
REQUEST_CODE_ADD_USER);
}
});
}
} else { // 普通item，显示群组成员
final String username = getItem(position);
button.setText(username);
convertView.setVisibility(View.VISIBLE);
button.setVisibility(View.VISIBLE);
Drawable avatar = getResources().getDrawable(R.drawable.default_avatar);
avatar.setBounds(0, 0, referenceWidth, referenceHeight);
button.setCompoundDrawables(null, avatar, null, null);
// demo群组成员的头像都用默认头像，需由开发者自己去设置头像
if (isInDeleteMode) {
// 如果是删除模式下，显示减人图标
convertView.findViewById(R.id.badge_delete).setVisibility(View.VISIBLE);
} else {
convertView.findViewById(R.id.badge_delete).setVisibility(View.INVISIBLE);
}
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
if (isInDeleteMode) {
// 如果是删除自己，return
if (EMChatManager.getInstance().getCurrentUser().equals(username)) {
startActivity(new Intent(GroupDetailsActivity.this, AlertDialog.class).putExtra("msg", "不能删除自己"));
return;
}
if (!NetUtils.hasNetwork(getApplicationContext())) {
Toast.makeText(getApplicationContext(), getString(R.string.network_unavailable), 0).show();
return;
}
EMLog.d("group", "remove user from group:" + username);
deleteMembersFromGroup(username);
} else {
// 正常情况下点击user，可以进入用户详情或者聊天页面等等
// startActivity(new
// Intent(GroupDetailsActivity.this,
// ChatActivity.class).putExtra("userId",
// user.getUsername()));
}
}
/**
* 删除群成员
* @param username
*/
protected void deleteMembersFromGroup(final String username) {
final ProgressDialog deleteDialog = new ProgressDialog(GroupDetailsActivity.this);
deleteDialog.setMessage("正在移除...");
deleteDialog.setCanceledOnTouchOutside(false);
deleteDialog.show();
new Thread(new Runnable() {
@Override
public void run() {
try {
// 删除被选中的成员
EMGroupManager.getInstance().removeUserFromGroup(groupId, username);
isInDeleteMode = false;
runOnUiThread(new Runnable() {
@Override
public void run() {
deleteDialog.dismiss();
notifyDataSetChanged();
((TextView) findViewById(R.id.group_name)).setText(group.getGroupName()+"("+group.getAffiliationsCount()+"人)");
}
});
} catch (final Exception e) {
deleteDialog.dismiss();
runOnUiThread(new Runnable() {
public void run() {
Toast.makeText(getApplicationContext(), "删除失败：" + e.getMessage(), 1).show();
}
});
}
}
}).start();
}
});
}
return convertView;
}
@Override
public int getCount() {
return super.getCount() + 2;
}
}
protected void updateGroup() {
new Thread(new Runnable() {
public void run() {
try {
EMGroup returnGroup = EMGroupManager.getInstance().getGroupFromServer(groupId);
//更新本地数据
EMGroupManager.getInstance().createOrUpdateLocalGroup(returnGroup);
runOnUiThread(new Runnable() {
public void run() {
((TextView) findViewById(R.id.group_name)).setText(group.getGroupName()+"("+group.getAffiliationsCount()+"人)");
loadingPB.setVisibility(View.INVISIBLE);
adapter.notifyDataSetChanged();
if (EMChatManager.getInstance().getCurrentUser().equals(group.getOwner())) {
//显示解散按钮
exitBtn.setVisibility(View.GONE);
deleteBtn.setVisibility(View.VISIBLE);
}else{
//显示退出按钮
exitBtn.setVisibility(View.VISIBLE);
deleteBtn.setVisibility(View.GONE);
}
}
});
} catch (Exception e) {
runOnUiThread(new Runnable() {
public void run() {
loadingPB.setVisibility(View.INVISIBLE);
}
});
}
}
}).start();
}
public void back(View view) {
setResult(RESULT_OK);
finish();
}
@Override
public void onBackPressed() {
setResult(RESULT_OK);
finish();
}
@Override
protected void onDestroy() {
super.onDestroy();
instance = null;
}
}