// 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();
}
/// 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)...
}
/// 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();
}