public Conversation()
{
try
{
this.InitializeComponent();
CurrentConversation = null;
Frontend.Events.OnRosterContactSelected += OnRosterContactSelected;
Frontend.Events.OnMessageReceived += OnMessageReceived;
Frontend.Events.OnSettingsChanged += OnSettingsChanged;
Frontend.Events.OnContactsChanged += OnContactsChanged;
Frontend.CoreWindow.VisibilityChanged += CoreWindow_VisibilityChanged;
SizeChanged += Conversation_SizeChanged;
}
catch (Exception uiEx) { Frontend.UIError(uiEx); }
}
private async void OnRosterContactSelected(object sender, Frontend.ContactSelectedEventArgs e)
{
try
{
await Frontend.RunAsync(() =>
{
if (e.Contact != null && !string.IsNullOrEmpty(e.Contact.jid))
{
var account = Frontend.Accounts[new XMPP.JID(e.Contact.account).Bare];
if (account == null || account.OwnContact == null)
return;
if (!account.CurrentConversations.Keys.Contains(e.Contact.jid))
account.CurrentConversations[e.Contact.jid] = new Backend.Data.Conversation(account.OwnContact.jid, e.Contact.jid);
// Remove old listerners
if (CurrentConversation != null)
CurrentConversation.Items.CollectionChanged -= OnCoversationItemCollectionChanged;
// Change to the new Conversation
CurrentConversation = account.CurrentConversations[e.Contact.jid];
UpdateOfflineWarnings();
// Remove old text
SendText.Text = string.Empty;
// Add new listener
CurrentConversation.Items.CollectionChanged += OnCoversationItemCollectionChanged;
ClearMessageCount();
ScrollToBottom();
// Can be vary annoying
if (Frontend.Settings.focusTextInput)
this.SendText.Focus(FocusState.Programmatic);
}
else // No contact selected
{
if (CurrentConversation != null)
{
if (CurrentConversation.Items.Count > 0)
{
foreach (var item in CurrentConversation.Items)
item.Messages.CollectionChanged -= OnConversationItemMessageCollectionChanged;
}
CurrentConversation.Items.CollectionChanged -= OnCoversationItemCollectionChanged;
AccountOfflineWarning.Visibility = Visibility.Collapsed;
ContactOfflineWarning.Visibility = Visibility.Collapsed;
}
CurrentConversation = null;
}
});
}
catch (Exception uiEx) { Frontend.UIError(uiEx); }
}
public Conversation()
{
try
{
this.InitializeComponent();
SendText.DataContext = Frontend.Settings;
CurrentConversation = null;
Frontend.Events.OnRosterContactSelected += OnRosterContactSelected;
Frontend.Events.OnMessageReceived += OnMessageReceived;
Frontend.Events.OnSettingsChanged += OnSettingsChanged;
Frontend.Events.OnContactsChanged += OnContactsChanged;
Frontend.CoreWindow.VisibilityChanged += CoreWindow_VisibilityChanged;
Frontend.CoreWindow.Activated += CoreWindow_Activated;
SizeChanged += Conversation_SizeChanged;
}
catch (Exception uiEx) { Frontend.UIError(uiEx); }
}
private async void OnRosterContactSelected(object sender, Frontend.ContactSelectedEventArgs e)
{
try
{
await Frontend.RunAsync(() =>
{
if (e.Contact != null && !string.IsNullOrEmpty(e.Contact.jid))
{
var account = Frontend.Accounts[new XMPP.JID(e.Contact.account).Bare];
if (account == null || account.OwnContact == null)
{
return;
}
if (!account.CurrentConversations.Keys.Contains(e.Contact.jid))
{
account.CurrentConversations[e.Contact.jid] = new Backend.Data.Conversation(account.OwnContact.jid, e.Contact.jid);
}
// Remove old listerners
if (CurrentConversation != null)
{
CurrentConversation.Items.CollectionChanged -= OnCoversationItemCollectionChanged;
}
// Change to the new Conversation
CurrentConversation = account.CurrentConversations[e.Contact.jid];
UpdateOfflineWarnings();
// Remove old text
SendText.Text = string.Empty;
// Add new listener
CurrentConversation.Items.CollectionChanged += OnCoversationItemCollectionChanged;
ClearMessageCount();
ScrollToBottom();
// Can be vary annoying
if (Frontend.Settings.focusTextInput)
{
this.SendText.Focus(FocusState.Programmatic);
}
}
else // No contact selected
{
if (CurrentConversation != null)
{
if (CurrentConversation.Items.Count > 0)
{
foreach (var item in CurrentConversation.Items)
{
item.Messages.CollectionChanged -= OnConversationItemMessageCollectionChanged;
}
}
CurrentConversation.Items.CollectionChanged -= OnCoversationItemCollectionChanged;
AccountOfflineWarning.Visibility = Visibility.Collapsed;
ContactOfflineWarning.Visibility = Visibility.Collapsed;
}
CurrentConversation = null;
}
});
}
catch (Exception uiEx) { Frontend.UIError(uiEx); }
}