new-call-dialog: port to EmpathyContactChooser

Replace the 'send video' checkbox by an extra button

It's more coherent with the other places where we allow user to start calls.
It also gives better feedback as we can unsensitive this button if the
selected contact doesn't support video.

https://bugzilla.gnome.org/show_bug.cgi?id=661981

2 files changed, 121 insertions, 99 deletions

diff --git a/libempathy-gtk/empathy-new-call-dialog.c b/libempathy-gtk/empathy-new-call-dialog.c
index fa47eae68..98c3e1396 100644
--- a/libempathy-gtk/empathy-new-call-dialog.c
+++ b/libempathy-gtk/empathy-new-call-dialog.c
@@ -39,6 +39,7 @@
 #define DEBUG_FLAG EMPATHY_DEBUG_CONTACT
 #include <libempathy/empathy-debug.h>
 
+#include <libempathy-gtk/empathy-contact-chooser.h>
 #include <libempathy-gtk/empathy-ui-utils.h>
 #include <libempathy-gtk/empathy-images.h>
 
@@ -49,17 +50,14 @@
 static EmpathyNewCallDialog *dialog_singleton = NULL;
 
 G_DEFINE_TYPE(EmpathyNewCallDialog, empathy_new_call_dialog,
-               EMPATHY_TYPE_CONTACT_SELECTOR_DIALOG)
+               GTK_TYPE_DIALOG)
 
 typedef struct _EmpathyNewCallDialogPriv EmpathyNewCallDialogPriv;
 
-typedef struct {
-  EmpathyAccountChooserFilterResultCallback callback;
-  gpointer                                  user_data;
-} FilterCallbackData;
-
 struct _EmpathyNewCallDialogPriv {
-  GtkWidget *check_video;
+  GtkWidget *chooser;
+  GtkWidget *button_audio;
+  GtkWidget *button_video;
 
   EmpathyCameraMonitor *monitor;
 };
@@ -68,6 +66,14 @@ struct _EmpathyNewCallDialogPriv {
   (G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_NEW_CALL_DIALOG, \
     EmpathyNewCallDialogPriv))
 
+/* Re-use the accept and ok Gtk response so we are sure they won't be used
+ * when the dialog window is closed for example */
+enum
+{
+  RESPONSE_AUDIO = GTK_RESPONSE_ACCEPT,
+  RESPONSE_VIDEO = GTK_RESPONSE_OK,
+};
+
 /**
  * SECTION:empathy-new-call-dialog
  * @title: EmpathyNewCallDialog
@@ -82,80 +88,32 @@ static void
 empathy_new_call_dialog_response (GtkDialog *dialog, int response_id)
 {
   EmpathyNewCallDialogPriv *priv = GET_PRIV (dialog);
-  gboolean video;
-  TpAccount *account;
-  const gchar *contact_id;
+  FolksIndividual *individual;
+  EmpathyContact *contact;
 
-  if (response_id != GTK_RESPONSE_ACCEPT) goto out;
+  if (response_id != RESPONSE_AUDIO &&
+      response_id != RESPONSE_VIDEO)
+    goto out;
 
-  contact_id = empathy_contact_selector_dialog_get_selected (
-      EMPATHY_CONTACT_SELECTOR_DIALOG (dialog), NULL, &account);
+  individual = empathy_contact_chooser_dup_selected (
+      EMPATHY_CONTACT_CHOOSER (priv->chooser));
+  if (individual == NULL) goto out;
 
-  if (EMP_STR_EMPTY (contact_id) || account == NULL) goto out;
+  empathy_individual_can_audio_video_call (individual, NULL, NULL, &contact);
+  g_assert (contact != NULL);
 
-  /* check if video is enabled now because the dialog will be destroyed once
-   * we return from this function. */
-  video = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (priv->check_video));
+  empathy_call_new_with_streams (empathy_contact_get_id (contact),
+      empathy_contact_get_account (contact), TRUE,
+      response_id == RESPONSE_VIDEO, empathy_get_current_action_time ());
 
-  empathy_call_new_with_streams (contact_id,
-      account, TRUE, video,
-      empathy_get_current_action_time ());
+  g_object_unref (individual);
+  g_object_unref (contact);
 
 out:
   gtk_widget_destroy (GTK_WIDGET (dialog));
 }
 
 static void
-empathy_new_call_dialog_account_filter (EmpathyContactSelectorDialog *dialog,
-    EmpathyAccountChooserFilterResultCallback callback,
-    gpointer callback_data,
-    TpAccount *account)
-{
-  TpConnection *connection;
-  gboolean supported = FALSE;
-  guint i;
-  TpCapabilities *caps;
-  GPtrArray *classes;
-
-  /* check if CM supports calls */
-  connection = tp_account_get_connection (account);
-  if (connection == NULL)
-      goto out;
-
-  caps = tp_connection_get_capabilities (connection);
-  if (caps == NULL)
-      goto out;
-
-  classes = tp_capabilities_get_channel_classes (caps);
-
-  for (i = 0; i < classes->len; i++)
-    {
-      GHashTable *fixed;
-      GStrv allowed;
-      const gchar *chan_type;
-
-      tp_value_array_unpack (g_ptr_array_index (classes, i), 2,
-          &fixed, &allowed);
-
-      chan_type = tp_asv_get_string (fixed, TP_PROP_CHANNEL_CHANNEL_TYPE);
-
-      if (tp_strdiff (chan_type, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA)
-          && tp_strdiff (chan_type, TPY_IFACE_CHANNEL_TYPE_CALL))
-        continue;
-
-      if (tp_asv_get_uint32 (fixed, TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, NULL) !=
-          TP_HANDLE_TYPE_CONTACT)
-        continue;
-
-      supported = TRUE;
-      break;
-    }
-
-out:
-  callback (supported, callback_data);
-}
-
-static void
 empathy_new_call_dialog_dispose (GObject *object)
 {
   EmpathyNewCallDialogPriv *priv = GET_PRIV (object);
@@ -190,42 +148,112 @@ empathy_new_call_dialog_constructor (GType type,
   return retval;
 }
 
+static gboolean
+filter_individual (EmpathyContactChooser *chooser,
+    FolksIndividual *individual,
+    gboolean is_online,
+    gboolean searching,
+    gpointer user_data)
+{
+  gboolean can_audio_call, can_video_call;
+
+  empathy_individual_can_audio_video_call (individual, &can_audio_call,
+      &can_video_call, NULL);
+
+  return can_audio_call || can_video_call;
+}
+
 static void
-empathy_new_call_dialog_init (EmpathyNewCallDialog *dialog)
+selection_changed_cb (GtkWidget *chooser,
+    FolksIndividual *selected,
+    EmpathyNewCallDialog *self)
 {
-  EmpathyContactSelectorDialog *parent = EMPATHY_CONTACT_SELECTOR_DIALOG (
-        dialog);
-  EmpathyNewCallDialogPriv *priv = GET_PRIV (dialog);
+  EmpathyNewCallDialogPriv *priv = GET_PRIV (self);
+  gboolean can_audio_call, can_video_call;
+
+  if (selected == NULL)
+    {
+      can_audio_call = can_video_call = FALSE;
+    }
+  else
+    {
+      empathy_individual_can_audio_video_call (selected, &can_audio_call,
+          &can_video_call, NULL);
+    }
+
+  gtk_widget_set_sensitive (priv->button_audio, can_audio_call);
+  gtk_widget_set_sensitive (priv->button_video, can_video_call);
+}
+
+static void
+selection_activate_cb (GtkWidget *chooser,
+    EmpathyNewCallDialog *self)
+{
+  gtk_dialog_response (GTK_DIALOG (self), RESPONSE_AUDIO);
+}
+
+static void
+empathy_new_call_dialog_init (EmpathyNewCallDialog *self)
+{
+  EmpathyNewCallDialogPriv *priv = GET_PRIV (self);
+  GtkWidget *label;
   GtkWidget *image;
+  GtkWidget *content;
 
   priv->monitor = empathy_camera_monitor_dup_singleton ();
 
-  /* add video toggle */
-  priv->check_video = gtk_check_button_new_with_mnemonic (_("Send _Video"));
-  g_object_bind_property (priv->monitor, "available",
-      priv->check_video, "sensitive",
-      G_BINDING_SYNC_CREATE);
+  content = gtk_dialog_get_content_area (GTK_DIALOG (self));
+
+  label = gtk_label_new (_("Enter a contact identifier or phone number:"));
+  gtk_box_pack_start (GTK_BOX (content), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+
+  /* contact chooser */
+  priv->chooser = empathy_contact_chooser_new ();
+
+  empathy_contact_chooser_set_filter_func (
+      EMPATHY_CONTACT_CHOOSER (priv->chooser), filter_individual, self);
 
-  gtk_box_pack_end (GTK_BOX (parent->vbox), priv->check_video,
-      FALSE, TRUE, 0);
+  gtk_box_pack_start (GTK_BOX (content), priv->chooser, TRUE, TRUE, 6);
+  gtk_widget_show (priv->chooser);
 
-  gtk_widget_show (priv->check_video);
+  g_signal_connect (priv->chooser, "selection-changed",
+      G_CALLBACK (selection_changed_cb), self);
+  g_signal_connect (priv->chooser, "activate",
+      G_CALLBACK (selection_activate_cb), self);
 
-  /* add call button */
-  parent->button_action = gtk_button_new_with_mnemonic (_("C_all"));
+  /* close button */
+  gtk_dialog_add_buttons (GTK_DIALOG (self), GTK_STOCK_CLOSE, NULL);
+
+  /* add video button */
+  priv->button_video = gtk_button_new_with_mnemonic (_("_Video Call"));
+  image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VIDEO_CALL,
+      GTK_ICON_SIZE_BUTTON);
+  gtk_button_set_image (GTK_BUTTON (priv->button_video), image);
+
+  gtk_dialog_add_action_widget (GTK_DIALOG (self), priv->button_video,
+      RESPONSE_VIDEO);
+  gtk_widget_show (priv->button_video);
+
+  /* add audio button */
+  priv->button_audio = gtk_button_new_with_mnemonic (_("_Audio Call"));
   image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VOIP,
       GTK_ICON_SIZE_BUTTON);
-  gtk_button_set_image (GTK_BUTTON (parent->button_action), image);
+  gtk_button_set_image (GTK_BUTTON (priv->button_audio), image);
 
-  gtk_dialog_add_action_widget (GTK_DIALOG (dialog), parent->button_action,
-      GTK_RESPONSE_ACCEPT);
-  gtk_widget_show (parent->button_action);
+  gtk_dialog_add_action_widget (GTK_DIALOG (self), priv->button_audio,
+      RESPONSE_AUDIO);
+  gtk_widget_show (priv->button_audio);
 
   /* Tweak the dialog */
-  gtk_window_set_title (GTK_WINDOW (dialog), _("New Call"));
-  gtk_window_set_role (GTK_WINDOW (dialog), "new_call");
+  gtk_window_set_title (GTK_WINDOW (self), _("New Call"));
+  gtk_window_set_role (GTK_WINDOW (self), "new_call");
+
+  /* Set a default height so a few contacts are displayed */
+  gtk_window_set_default_size (GTK_WINDOW (self), -1, 400);
 
-  gtk_widget_set_sensitive (parent->button_action, FALSE);
+  gtk_widget_set_sensitive (priv->button_audio, FALSE);
+  gtk_widget_set_sensitive (priv->button_video, FALSE);
 }
 
 static void
@@ -234,8 +262,6 @@ empathy_new_call_dialog_class_init (
 {
   GObjectClass *object_class = G_OBJECT_CLASS (class);
   GtkDialogClass *dialog_class = GTK_DIALOG_CLASS (class);
-  EmpathyContactSelectorDialogClass *selector_dialog_class = \
-    EMPATHY_CONTACT_SELECTOR_DIALOG_CLASS (class);
 
   g_type_class_add_private (class, sizeof (EmpathyNewCallDialogPriv));
 
@@ -243,8 +269,6 @@ empathy_new_call_dialog_class_init (
   object_class->dispose = empathy_new_call_dialog_dispose;
 
   dialog_class->response = empathy_new_call_dialog_response;
-
-  selector_dialog_class->account_filter = empathy_new_call_dialog_account_filter;
 }
 
 /**
diff --git a/libempathy-gtk/empathy-new-call-dialog.h b/libempathy-gtk/empathy-new-call-dialog.h
index 029c3736f..6bfa789b5 100644
--- a/libempathy-gtk/empathy-new-call-dialog.h
+++ b/libempathy-gtk/empathy-new-call-dialog.h
@@ -24,19 +24,17 @@
 #include <glib-object.h>
 #include <gtk/gtk.h>
 
-#include <libempathy-gtk/empathy-contact-selector-dialog.h>
-
 G_BEGIN_DECLS
 
 typedef struct _EmpathyNewCallDialog EmpathyNewCallDialog;
 typedef struct _EmpathyNewCallDialogClass EmpathyNewCallDialogClass;
 
 struct _EmpathyNewCallDialogClass {
-    EmpathyContactSelectorDialogClass parent_class;
+    GtkDialogClass parent_class;
 };
 
 struct _EmpathyNewCallDialog {
-    EmpathyContactSelectorDialog parent;
+    GtkDialog parent;
 };
 
 GType empathy_new_call_dialog_get_type (void);