[hotssh] Display connected hostname in tab label

[Colin Walters <walters src gnome org>]

commit 5b76f6a16057af50c0677a1f29973428d4efb2e7
Author: Colin Walters <walters verbum org>
Date:   Sat Nov 16 18:39:44 2013 -0500

    Display connected hostname in tab label

 src/hotssh-tab.c |   34 ++++++++++++++++++++++++++++++++++
 src/hotssh-win.c |   18 ++++++++++++++++--
 2 files changed, 50 insertions(+), 2 deletions(-)
---
diff --git a/src/hotssh-tab.c b/src/hotssh-tab.c
index 1fb0b54..cdf9854 100644
--- a/src/hotssh-tab.c
+++ b/src/hotssh-tab.c
@@ -34,6 +34,11 @@ static const GSshConnectionAuthMechanism default_authentication_order[] = {
   GSSH_CONNECTION_AUTH_MECHANISM_PASSWORD
 };
 
+enum {
+  PROP_0,
+  PROP_HOSTNAME
+};
+
 struct _HotSshTab
 {
   GtkNotebook parent;
@@ -121,6 +126,7 @@ state_reset_for_new_connection (HotSshTab                *self)
   HotSshTabPrivate *priv = hotssh_tab_get_instance_private (self);
   g_debug ("reset state");
   g_clear_pointer (&priv->hostname, g_free);
+  g_object_notify ((GObject*)self, "hostname");
   g_clear_object (&priv->address);
   g_clear_object (&priv->connection);
   g_clear_object (&priv->cancellable);
@@ -445,6 +451,7 @@ on_connect (GtkButton     *button,
     }
 
   priv->hostname = g_strdup (hostname);
+  g_object_notify ((GObject*)self, "hostname");
 
   g_clear_object (&priv->connection);
   priv->connection = gssh_connection_new (priv->address, username); 
@@ -659,6 +666,26 @@ hotssh_tab_grab_focus (GtkWidget *widget)
 }
 
 static void
+hotssh_tab_get_property (GObject    *object,
+                         guint       prop_id,
+                         GValue     *value,
+                         GParamSpec *pspec)
+{
+  HotSshTab *self = (HotSshTab*) (object);
+  HotSshTabPrivate *priv = hotssh_tab_get_instance_private (self);
+
+  switch (prop_id)
+    {
+    case PROP_HOSTNAME:
+      g_value_set_string (value, priv->hostname);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+    }
+}
+
+static void
 hotssh_tab_init (HotSshTab *self)
 {
   HotSshTabPrivate *priv = hotssh_tab_get_instance_private (self);
@@ -700,6 +727,7 @@ hotssh_tab_dispose (GObject *object)
 static void
 hotssh_tab_class_init (HotSshTabClass *class)
 {
+  G_OBJECT_CLASS (class)->get_property = hotssh_tab_get_property;
   G_OBJECT_CLASS (class)->dispose = hotssh_tab_dispose;
 
   gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (class),
@@ -722,6 +750,12 @@ hotssh_tab_class_init (HotSshTabClass *class)
 
   GTK_WIDGET_CLASS (class)->grab_focus = hotssh_tab_grab_focus;
   GTK_WIDGET_CLASS (class)->style_updated = hotssh_tab_style_updated;
+
+  g_object_class_install_property (G_OBJECT_CLASS (class),
+                                   PROP_HOSTNAME,
+                                   g_param_spec_string ("hostname", "Hostname", "",
+                                                       NULL,
+                                                        G_PARAM_READABLE));
 }
 
 HotSshTab *
diff --git a/src/hotssh-win.c b/src/hotssh-win.c
index 0712c9c..e564106 100644
--- a/src/hotssh-win.c
+++ b/src/hotssh-win.c
@@ -105,7 +105,7 @@ create_tab_label (HotSshWindow       *self,
   GtkImage *close_image;
 
   label_box = (GtkContainer*)gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
-  label = (GtkLabel*)gtk_label_new ("Unconnected");
+  label = (GtkLabel*)gtk_label_new ("");
   gtk_label_set_single_line_mode (label, TRUE);
   gtk_misc_set_alignment ((GtkMisc*)label, 0.0, 0.5);
   gtk_misc_set_padding ((GtkMisc*)label, 0, 0);
@@ -126,10 +126,23 @@ create_tab_label (HotSshWindow       *self,
   gtk_box_pack_start ((GtkBox*)label_box, (GtkWidget*)close_button, FALSE, FALSE, 0);
 
   gtk_widget_show_all ((GtkWidget*)label_box);
+  g_object_set_data ((GObject*)label_box, "label-text", label);
   return (GtkWidget*)label_box;
 }
 
 static void
+on_tab_hostname_changed (HotSshTab           *tab,
+                         GParamSpec          *pspec,
+                         HotSshWindow        *self)
+{
+  HotSshWindowPrivate *priv = hotssh_window_get_instance_private (self);
+  GtkWidget *label_box = gtk_notebook_get_tab_label ((GtkNotebook*)priv->main_notebook, (GtkWidget*)tab);
+  GtkLabel *real_label = GTK_LABEL (g_object_get_data ((GObject*)label_box, "label-text"));
+  const char *hostname = hotssh_tab_get_hostname (tab);
+  gtk_label_set_text (real_label, hostname ? hostname : "Disconnected");
+}
+
+static void
 hotssh_win_append_tab (HotSshWindow   *self, gboolean new_channel)
 {
   HotSshWindowPrivate *priv = hotssh_window_get_instance_private (self);
@@ -150,10 +163,11 @@ hotssh_win_append_tab (HotSshWindow   *self, gboolean new_channel)
 
   g_object_set_data ((GObject*)tab, "window", self);
   label = create_tab_label (self, tab);
-  
+  g_signal_connect ((GObject*)tab, "notify::hostname", G_CALLBACK (on_tab_hostname_changed), self);
   idx = gtk_notebook_append_page ((GtkNotebook*)priv->main_notebook,
                                   (GtkWidget*)tab,
                                   (GtkWidget*)label);
+  on_tab_hostname_changed (tab, NULL, self);
   gtk_widget_show_all ((GtkWidget*)tab);
   gtk_notebook_set_current_page ((GtkNotebook*)priv->main_notebook, idx);
   gtk_widget_grab_focus ((GtkWidget*)tab);