Example #1
0
        // Last Modified: 10/31/10
        /// <summary>
        /// Forces the chatform to show up for debugging purposes.
        /// </summary>
        /// -----------------------------------------------------
        /// PRECONDITIONS: NA -- No preconditions exist.
        /// -----------------------------------------------------
        /// Parameters:
        /// <param name="sender"></param>
        /// <param name="e"></param>
        /// -----------------------------------------------------
        /// POSTCONDITIONS: NA -- No postconditions exist.
        /// -----------------------------------------------------
        /// Return Value:
        private void showChatFormToolStripMenuItem_Click(object sender, EventArgs e)
        {
            string sEntityId = "DEBUG";

            ChatIntermediary ci = null;

            if (!m_Chats.ContainsKey(sEntityId))
            {
                ci = new ChatIntermediary();
                m_Chats.Add(sEntityId, ci);
            }
            else
                ci = m_Chats[sEntityId];

            //Set common properties.
            ci.Create(sEntityId, txtName.Text, (ChildNode)m_Node);
            ci.InFocusOpacity = GlobalInFocusOpacity;
            ci.OpacityChangedEventCallback = OnOpacityChanged_ChatForm;
            ci.MessageNoticedEventCallback = OnMessageNoticed_ChatForm;

            //When a user clicks on this item, restore the original icon.
            UpdateRegisteredUsersListBox(sEntityId, ListViewArgumentType.ModifyItem, 0);

            //Show the chat window.
            ci.Show();
        }
Example #2
0
        /// Last Modified: 9/18/10
        /// <summary>
        /// An event that is triggered when an event occurs on a child node.
        /// </summary>
        /// -----------------------------------------------------
        /// PRECONDITIONS: NA -- No preconditions exist.
        /// -----------------------------------------------------
        /// Parameters:
        /// <param name="nodeEvent">
        /// The node event that has occcurred.
        /// </param>
        /// <param name="sEntityId">
        /// The id or name of the entity that spawned the event.
        /// </param>
        /// <param name="sData">
        /// Associated data with the event.
        /// </param>
        /// -----------------------------------------------------
        /// POSTCONDITIONS: NA -- No postconditions exist.
        /// -----------------------------------------------------
        /// Return Value:
        public void ChildNode_OnNodeEvent(RootNode.NodeEvent nodeEvent, string sEntityId, string sData)
        {
            switch (nodeEvent)
            {
                case RootNode.NodeEvent.REGISTRATION_SUCCESSFUL:
                    {
                        //If the string is empty, don't bother.
                        if (!String.IsNullOrEmpty(sData))
                        {
                            //Tokenize the string and update the registered users list box
                            // with the current list of active users.
                            string[] sUsersList = sData.Split(new char[] { '~' });
                            foreach (string s in sUsersList)
                                UpdateRegisteredUsersListBox(s, ListViewArgumentType.AddItem, 0);
                        }

                        SafelyToggleInterfaceState(true);

                        //Notify the form that a successful connection has been made.
                        m_mutexIsConnected.WaitOne(MUTEX_TIMEOUT);
                        IsConnected = ConnectionState.Connected;
                        m_mutexIsConnected.ReleaseMutex();

                        SetStatusLabel("Connected");
                        SetStatusLog("Successfully registered with the host.");

                        //Neutral Max means everything is okay.
                        SafelySetIcon(DSChat.Properties.Resources.MAX);
                    }
                    break;

                case RootNode.NodeEvent.REGISTRATION_FAILURE:
                    {
                        Disconnect();

                        SetStatusLabel("Not connected");
                        SetStatusLog(sEntityId + " has already registered.  Use a different name.");
                    }
                    break;

                case RootNode.NodeEvent.NODE_ADDED:
                    {
                        UpdateRegisteredUsersListBox(sData, ListViewArgumentType.AddItem, 0);
                        SetStatusLog("User " + sData + " has joined.");
                    }
                    break;

                case RootNode.NodeEvent.NODE_REMOVED:
                    {
                        UpdateRegisteredUsersListBox(sData, ListViewArgumentType.RemoveItem, 0);
                        SetStatusLog("User " + sData + " has left.");

                        //Ignore any invalid ChatIntermediaries.
                        ChatIntermediary ci = null;
                        if (m_Chats.ContainsKey(sData))
                        {
                            ci = m_Chats[sData];
                        }
                        else
                        {
                            ci = new ChatIntermediary();
                            m_Chats.Add(sData, ci);
                        }

                        ci.WriteToChatLog("User " + sData + " has left.");
                    }
                    break;

                case RootNode.NodeEvent.INVALID_NODE:
                    {
                        SetStatusLog(sData + " is not a valid node.");
                    }
                    break;

                case RootNode.NodeEvent.PARENT_SHUTDOWN:
                    {
                        Disconnect();

                        SetStatusLabel("Not connected");
                        SetStatusLog("The server has shutdown.");
                    }
                    break;

                case RootNode.NodeEvent.NETWORK_ERROR:
                    {
                        SetStatusLog(sData);
                    }
                    break;

                case RootNode.NodeEvent.MESSAGE:
                    {
                        //Ignore any invalid ChatIntermediaries.
                        ChatIntermediary ci = null;
                        if (m_Chats.ContainsKey(sEntityId))
                        {
                            ci = m_Chats[sEntityId];
                        }
                        else
                        {
                            ci = new ChatIntermediary();
                            m_Chats.Add(sEntityId, ci);
                        }
                        //END OF if (m_Chats.ContainsKey(sEntityId))...

                        ci.WriteToChatLog(sData);
                        UpdateRegisteredUsersListBox(sEntityId, ListViewArgumentType.ModifyItem, (ci.IsVisible ? 0 : 1));
                        SafelySetIcon(DSChat.Properties.Resources.GreenMax);
                    }
                    break;

                case RootNode.NodeEvent.SEVERE_NETWORK_ERRROR:
                    {
                        SetStatusLog(sData);

                        //Need synchronization here.
                        Disconnect();
                    }
                    break;
            }
            //END OF switch (nodeEvent)...
        }
Example #3
0
        /// Last Modified: 9/21/10
        /// <summary>
        /// An event that is triggered when a user double clicks on the registered
        ///  user's listview.
        /// The host should ignore these events at this time.
        /// </summary>
        /// -----------------------------------------------------
        /// PRECONDITIONS: NA -- No preconditions exist.
        /// -----------------------------------------------------
        /// Parameters:
        /// <param name="sender"></param>
        /// <param name="e"></param>
        /// -----------------------------------------------------
        /// POSTCONDITIONS: NA -- No postconditions exist.
        /// -----------------------------------------------------
        /// Return Value:
        private void lvRegisteredUsers_Click(object sender, EventArgs e)
        {
            //Ignore messages from the host.
            if (m_IsHosting) return;

            string sEntityId = ((ListView)sender).SelectedItems[0].Text;

            ChatIntermediary ci = null;

            if (!m_Chats.ContainsKey(sEntityId))
            {
                ci = new ChatIntermediary();
                m_Chats.Add(sEntityId, ci);
            }
            else
                ci = m_Chats[sEntityId];

            //Set common properties.
            ci.Create(sEntityId, txtName.Text, (ChildNode)m_Node);
            ci.InFocusOpacity = GlobalInFocusOpacity;
            ci.OpacityChangedEventCallback = OnOpacityChanged_ChatForm;
            ci.MessageNoticedEventCallback = OnMessageNoticed_ChatForm;

            //When a user clicks on this item, restore the original icon.
            UpdateRegisteredUsersListBox(sEntityId, ListViewArgumentType.ModifyItem, 0);
            SafelySetIcon(DSChat.Properties.Resources.MAX);

            //Show the chat window.
            ci.Show();
        }