[smuxi/experiments/user_count_in_title: 3/4] Frontend-GNOME: moved user count from user list to window title

[Mirco M. M. Bauer <mmmbauer src gnome org>]

commit 32885265bd04e667b0c94caab64ee1d3b6056556
Author: Mirco Bauer <meebey meebey net>
Date:   Fri Dec 6 00:21:30 2013 +0100

    Frontend-GNOME: moved user count from user list to window title
    
    BUG: the initial width of the user list is now incorrect and has to be fixed!

 src/Frontend-GNOME/MainWindow.cs                |   22 +++++++++++++++++++++
 src/Frontend-GNOME/Views/Chats/GroupChatView.cs |   24 +++++++++++++---------
 2 files changed, 36 insertions(+), 10 deletions(-)
---
diff --git a/src/Frontend-GNOME/MainWindow.cs b/src/Frontend-GNOME/MainWindow.cs
index e3c92fa..4cd9365 100644
--- a/src/Frontend-GNOME/MainWindow.cs
+++ b/src/Frontend-GNOME/MainWindow.cs
@@ -38,6 +38,7 @@ namespace Smuxi.Frontend.Gnome
         private static readonly log4net.ILog f_Logger = 
log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
 #endif
         private bool             _IsFullscreen;
+        string f_NetworkStatus;
 
         Gtk.Statusbar NetworkStatusbar { get; set; }
         Gtk.Statusbar Statusbar { get; set; }
@@ -100,6 +101,7 @@ namespace Smuxi.Frontend.Gnome
                 }
                 NetworkStatusbar.Pop(0);
                 NetworkStatusbar.Push(0, value);
+                f_NetworkStatus = value;
             }
         } 
 
@@ -351,6 +353,9 @@ namespace Smuxi.Frontend.Gnome
             if (chatView == null) {
                 chatView = ChatViewManager.CurrentChatView;
             }
+            if (protocolStatus == null) {
+                protocolStatus = f_NetworkStatus;
+            }
             if (chatView == null) {
                 return;
             }
@@ -360,6 +365,14 @@ namespace Smuxi.Frontend.Gnome
                 title = String.Empty;
             } else if (chatView is ProtocolChatView) {
                 title = protocolStatus;
+            } else if (chatView is GroupChatView) {
+                var groupChatView = (GroupChatView) chatView;
+                var users = String.Format(_("{0} Users"),
+                                          groupChatView.Participants.Count);
+                title = String.Format("{0} ({1}) @ {2}",
+                                      chatView.Name,
+                                      users,
+                                      protocolStatus);
             } else {
                 title = String.Format("{0} @ {1}",
                                       chatView.Name,
@@ -578,6 +591,15 @@ namespace Smuxi.Frontend.Gnome
                 }
                 Entry.GrabFocus();
             };
+            if (e.ChatView is GroupChatView) {
+                var groupChatView = (GroupChatView) e.ChatView;
+                groupChatView.ParticipantsChanged += (o, args) => {
+                    if (ChatViewManager.CurrentChatView != groupChatView) {
+                        return;
+                    }
+                    UpdateTitle(groupChatView, null);
+                };
+            }
             UpdateProgressBar();
         }
         
diff --git a/src/Frontend-GNOME/Views/Chats/GroupChatView.cs b/src/Frontend-GNOME/Views/Chats/GroupChatView.cs
index 88d96de..8964930 100644
--- a/src/Frontend-GNOME/Views/Chats/GroupChatView.cs
+++ b/src/Frontend-GNOME/Views/Chats/GroupChatView.cs
@@ -56,6 +56,8 @@ namespace Smuxi.Frontend.Gnome
         protected Gtk.CellRendererText IdentityNameCellRenderer { get; set; }
         Gtk.ScrolledWindow PersonScrolledWindow { get; set; }
 
+        public event EventHandler ParticipantsChanged;
+
         public override bool HasSelection {
             get {
                 return base.HasSelection ||
@@ -202,6 +204,7 @@ namespace Smuxi.Frontend.Gnome
                 return !person.IdentityName.StartsWith(key, StringComparison.InvariantCultureIgnoreCase);
             };
             tv.EnableSearch = true;
+            tv.HeadersVisible = false;
             tv.RowActivated += new Gtk.RowActivatedHandler(OnPersonsRowActivated);
             tv.FocusOutEvent += OnPersonTreeViewFocusOutEvent;
             
@@ -299,7 +302,7 @@ namespace Smuxi.Frontend.Gnome
             
             _TopicTextView.Buffer.Text = String.Empty;
             _PersonListStore.Clear();
-            UpdatePersonCount();
+            OnParticipantsChanged(EventArgs.Empty);
         }
         
         public override void Sync()
@@ -365,7 +368,7 @@ namespace Smuxi.Frontend.Gnome
                 _PersonTreeView.SearchColumn = 0;
 
                 PersonScrolledWindow.CheckResize();
-                UpdatePersonCount();
+                OnParticipantsChanged(EventArgs.Empty);
 
                 // TRANSLATOR: this string will be appended to the one above
                 status += String.Format(" {0}", _("done."));
@@ -398,12 +401,6 @@ namespace Smuxi.Frontend.Gnome
             }
         }
         
-        protected void UpdatePersonCount()
-        {
-            _IdentityNameColumn.Title = String.Format(_("Person") + " ({0})",
-                                                      _PersonListStore.IterNChildren());
-        }
-        
         public void AddPerson(PersonModel person)
         {
             Trace.Call(person);
@@ -415,7 +412,7 @@ namespace Smuxi.Frontend.Gnome
             
             _PersonListStore.AppendValues(person);
             Participants.Add(person);
-            UpdatePersonCount();
+            OnParticipantsChanged(EventArgs.Empty);
         }
         
         public void UpdatePerson(PersonModel oldPerson, PersonModel newPerson)
@@ -487,7 +484,7 @@ namespace Smuxi.Frontend.Gnome
                 }
             }
 
-            UpdatePersonCount();
+            OnParticipantsChanged(EventArgs.Empty);
         }
 
         public override void ApplyConfig(UserConfig config)
@@ -596,6 +593,13 @@ namespace Smuxi.Frontend.Gnome
             return person1.CompareTo(person2);
         }
 
+        protected virtual void OnParticipantsChanged(EventArgs e)
+        {
+            if (ParticipantsChanged != null) {
+                ParticipantsChanged(this, EventArgs.Empty);
+            }
+        }
+
         protected virtual void OnPersonsRowActivated(object sender, Gtk.RowActivatedArgs e)
         {
             Trace.Call(sender, e);