libempathy-gtk/empathy-contact-chooser.c

   1 /*
   2  * empathy-contact-chooser.c
   3  *
   4  * EmpathyContactChooser
   5  *
   6  * (c) 2009, Collabora Ltd.
   7  *
   8  * Authors:
   9  *    Danielle Madeley <danielle.madeley@collabora.co.uk>
  10  */
  11
  12 #include <glib/gi18n.h>
  13 #include <folks/folks-telepathy.h>
  14
  15 #include "empathy-contact-chooser.h"
  16
  17 #include <libempathy-gtk/empathy-individual-view.h>
  18 #include <libempathy-gtk/empathy-ui-utils.h>
  19
  20 G_DEFINE_TYPE (EmpathyContactChooser,
  21     empathy_contact_chooser, GTK_TYPE_BOX);
  22
  23 enum {
  24   SIG_SELECTION_CHANGED,
  25   SIG_ACTIVATE,
  26   LAST_SIGNAL
  27 };
  28
  29 static guint signals[LAST_SIGNAL];
  30
  31 typedef struct _AddTemporaryIndividualCtx AddTemporaryIndividualCtx;
  32
  33 struct _EmpathyContactChooserPrivate
  34 {
  35   TpAccountManager *account_mgr;
  36
  37   EmpathyIndividualStore *store;
  38   EmpathyIndividualView *view;
  39   GtkWidget *search_entry;
  40
  41   GPtrArray *search_words;
  42   gchar *search_str;
  43
  44   /* Context representing the FolksIndividual which are added because of the
  45    * current search from the user. */
  46   AddTemporaryIndividualCtx *add_temp_ctx;
  47
  48   EmpathyContactChooserFilterFunc filter_func;
  49   gpointer filter_data;
  50 };
  51
  52 struct _AddTemporaryIndividualCtx
  53 {
  54   EmpathyContactChooser *self;
  55   /* List of owned FolksIndividual */
  56   GList *individuals;
  57 };
  58
  59 static AddTemporaryIndividualCtx *
  60 add_temporary_individual_ctx_new (EmpathyContactChooser *self)
  61 {
  62   AddTemporaryIndividualCtx *ctx = g_slice_new0 (AddTemporaryIndividualCtx);
  63
  64   ctx->self = self;
  65   return ctx;
  66 }
  67
  68 static void
  69 add_temporary_individual_ctx_free (AddTemporaryIndividualCtx *ctx)
  70 {
  71   GList *l;
  72
  73   /* Remove all the individuals from the model */
  74   for (l = ctx->individuals; l != NULL; l = g_list_next (l))
  75     {
  76       FolksIndividual *individual = l->data;
  77
  78       individual_store_remove_individual_and_disconnect (ctx->self->priv->store,
  79           individual);
  80
  81       g_object_unref (individual);
  82     }
  83
  84   g_list_free (ctx->individuals);
  85   g_slice_free (AddTemporaryIndividualCtx, ctx);
  86 }
  87
  88 static void
  89 contact_chooser_dispose (GObject *object)
  90 {
  91   EmpathyContactChooser *self = (EmpathyContactChooser *)
  92     object;
  93
  94   tp_clear_pointer (&self->priv->add_temp_ctx,
  95       add_temporary_individual_ctx_free);
  96
  97   tp_clear_object (&self->priv->store);
  98   tp_clear_pointer (&self->priv->search_words, g_ptr_array_unref);
  99   tp_clear_pointer (&self->priv->search_str, g_free);
 100
 101   tp_clear_object (&self->priv->account_mgr);
 102
 103   G_OBJECT_CLASS (empathy_contact_chooser_parent_class)->dispose (
 104       object);
 105 }
 106
 107 static void
 108 empathy_contact_chooser_class_init (
 109     EmpathyContactChooserClass *klass)
 110 {
 111   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 112
 113   object_class->dispose = contact_chooser_dispose;
 114
 115   g_type_class_add_private (object_class,
 116       sizeof (EmpathyContactChooserPrivate));
 117
 118   signals[SIG_SELECTION_CHANGED] = g_signal_new ("selection-changed",
 119             G_TYPE_FROM_CLASS (klass),
 120             G_SIGNAL_RUN_LAST,
 121             0,
 122             NULL, NULL,
 123             g_cclosure_marshal_generic,
 124             G_TYPE_NONE,
 125             1, FOLKS_TYPE_INDIVIDUAL);
 126
 127   signals[SIG_ACTIVATE] = g_signal_new ("activate",
 128             G_TYPE_FROM_CLASS (klass),
 129             G_SIGNAL_RUN_LAST,
 130             0,
 131             NULL, NULL,
 132             g_cclosure_marshal_generic,
 133             G_TYPE_NONE,
 134             0);
 135 }
 136
 137 static void
 138 view_selection_changed_cb (GtkWidget *treeview,
 139     EmpathyContactChooser *self)
 140 {
 141   FolksIndividual *individual;
 142
 143   individual = empathy_individual_view_dup_selected (self->priv->view);
 144
 145   g_signal_emit (self, signals[SIG_SELECTION_CHANGED], 0, individual);
 146
 147   tp_clear_object (&individual);
 148 }
 149
 150 static gboolean
 151 filter_func (GtkTreeModel *model,
 152     GtkTreeIter *iter,
 153     gpointer user_data)
 154 {
 155   EmpathyContactChooser *self = user_data;
 156   FolksIndividual *individual;
 157   gboolean is_online;
 158   gboolean display = FALSE;
 159   gboolean searching = FALSE;
 160
 161   gtk_tree_model_get (model, iter,
 162       EMPATHY_INDIVIDUAL_STORE_COL_INDIVIDUAL, &individual,
 163       EMPATHY_INDIVIDUAL_STORE_COL_IS_ONLINE, &is_online,
 164       -1);
 165
 166   if (individual == NULL)
 167     goto out;
 168
 169   if (self->priv->search_words != NULL)
 170     {
 171       searching = TRUE;
 172
 173       /* Filter out the contact if we are searching and it doesn't match */
 174       if (!empathy_individual_match_string (individual,
 175             self->priv->search_str, self->priv->search_words))
 176         goto out;
 177     }
 178
 179   if (self->priv->filter_func == NULL)
 180     display = TRUE;
 181   else
 182     display = self->priv->filter_func (self, individual, is_online, searching,
 183       self->priv->filter_data);
 184 out:
 185   tp_clear_object (&individual);
 186   return display;
 187 }
 188
 189 static void
 190 get_contacts_cb (TpConnection *connection,
 191     guint n_contacts,
 192     TpContact * const *contacts,
 193     const gchar * const *requested_ids,
 194     GHashTable *failed_id_errors,
 195     const GError *error,
 196     gpointer user_data,
 197     GObject *weak_object)
 198 {
 199   EmpathyContactChooser *self =
 200     (EmpathyContactChooser *) weak_object;
 201   AddTemporaryIndividualCtx *ctx = user_data;
 202   TpAccount *account;
 203   TpfPersonaStore *store;
 204   FolksIndividual *individual;
 205   TpfPersona *persona_new;
 206   GeeSet *personas;
 207
 208   if (self->priv->add_temp_ctx != ctx)
 209     /* another request has been started */
 210     return;
 211
 212   if (n_contacts != 1)
 213     return;
 214
 215   account = tp_connection_get_account (connection);
 216
 217   store = tpf_persona_store_new (account);
 218   personas = GEE_SET (
 219       gee_hash_set_new (FOLKS_TYPE_PERSONA, g_object_ref, g_object_unref,
 220       g_direct_hash, g_direct_equal));
 221   persona_new = tpf_persona_new (contacts[0], store);
 222   gee_collection_add (GEE_COLLECTION (personas),
 223       tpf_persona_new (contacts[0], store));
 224
 225   individual = folks_individual_new (personas);
 226
 227   /* Pass ownership to the list */
 228   ctx->individuals = g_list_prepend (ctx->individuals, individual);
 229
 230   individual_store_add_individual_and_connect (self->priv->store, individual);
 231
 232   /* if nothing is selected, select the first matching node */
 233   if (!gtk_tree_selection_get_selected (
 234         gtk_tree_view_get_selection (GTK_TREE_VIEW (self->priv->view)),
 235         NULL, NULL))
 236     empathy_individual_view_select_first (self->priv->view);
 237
 238   g_clear_object (&persona_new);
 239   g_clear_object (&personas);
 240   g_object_unref (store);
 241 }
 242
 243 static void
 244 add_temporary_individuals (EmpathyContactChooser *self,
 245     const gchar *id)
 246 {
 247   GList *accounts, *l;
 248
 249   tp_clear_pointer (&self->priv->add_temp_ctx,
 250       add_temporary_individual_ctx_free);
 251
 252   if (tp_str_empty (id))
 253     return;
 254
 255   self->priv->add_temp_ctx = add_temporary_individual_ctx_new (self);
 256
 257   /* Try to add an individual for each connected account */
 258   accounts = tp_account_manager_get_valid_accounts (self->priv->account_mgr);
 259   for (l = accounts; l != NULL; l = g_list_next (l))
 260     {
 261       TpAccount *account = l->data;
 262       TpConnection *conn;
 263       TpContactFeature features[] = { TP_CONTACT_FEATURE_ALIAS,
 264           TP_CONTACT_FEATURE_AVATAR_DATA,
 265           TP_CONTACT_FEATURE_PRESENCE,
 266           TP_CONTACT_FEATURE_CAPABILITIES };
 267
 268       conn = tp_account_get_connection (account);
 269       if (conn == NULL)
 270         continue;
 271
 272       tp_connection_get_contacts_by_id (conn, 1, &id, G_N_ELEMENTS (features),
 273           features, get_contacts_cb, self->priv->add_temp_ctx, NULL,
 274           G_OBJECT (self));
 275     }
 276
 277   g_list_free (accounts);
 278 }
 279
 280 static void
 281 search_text_changed (GtkEntry *entry,
 282     EmpathyContactChooser *self)
 283 {
 284   const gchar *id;
 285
 286   tp_clear_pointer (&self->priv->search_words, g_ptr_array_unref);
 287   tp_clear_pointer (&self->priv->search_str, g_free);
 288
 289   id = gtk_entry_get_text (entry);
 290
 291   self->priv->search_words = empathy_live_search_strip_utf8_string (id);
 292   self->priv->search_str = g_strdup (id);
 293
 294   add_temporary_individuals (self, id);
 295
 296   empathy_individual_view_refilter (self->priv->view);
 297 }
 298
 299 static void
 300 search_activate_cb (GtkEntry *entry,
 301     EmpathyContactChooser *self)
 302 {
 303   g_signal_emit (self, signals[SIG_ACTIVATE], 0);
 304 }
 305
 306 static void
 307 view_activate_cb (GtkTreeView *view,
 308     GtkTreePath *path,
 309     GtkTreeViewColumn *column,
 310     EmpathyContactChooser *self)
 311 {
 312   g_signal_emit (self, signals[SIG_ACTIVATE], 0);
 313 }
 314
 315 static gboolean
 316 search_key_press_cb (GtkEntry *entry,
 317     GdkEventKey *event,
 318     EmpathyContactChooser *self)
 319 {
 320   GtkTreeSelection *selection;
 321   GtkTreeModel *model;
 322   GtkTreeIter iter;
 323
 324   if (event->state != 0)
 325     return FALSE;
 326
 327   switch (event->keyval)
 328     {
 329       case GDK_KEY_Down:
 330       case GDK_KEY_KP_Down:
 331       case GDK_KEY_Up:
 332       case GDK_KEY_KP_Up:
 333         break;
 334
 335       default:
 336         return FALSE;
 337     }
 338
 339   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (self->priv->view));
 340
 341   if (!gtk_tree_selection_get_selected (selection, &model, &iter))
 342     return TRUE;
 343
 344   switch (event->keyval)
 345     {
 346       case GDK_KEY_Down:
 347       case GDK_KEY_KP_Down:
 348         if (!gtk_tree_model_iter_next (model, &iter))
 349           return TRUE;
 350
 351         break;
 352
 353       case GDK_KEY_Up:
 354       case GDK_KEY_KP_Up:
 355         if (!gtk_tree_model_iter_previous (model, &iter))
 356           return TRUE;
 357
 358         break;
 359
 360       default:
 361         g_assert_not_reached ();
 362     }
 363
 364   gtk_tree_selection_select_iter (selection, &iter);
 365
 366   return TRUE;
 367 }
 368
 369 static void
 370 empathy_contact_chooser_init (EmpathyContactChooser *self)
 371 {
 372   EmpathyIndividualManager *mgr;
 373   GtkTreeSelection *selection;
 374   GtkWidget *scroll;
 375   GQuark features[] = { TP_ACCOUNT_MANAGER_FEATURE_CORE, 0 };
 376
 377   self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, EMPATHY_TYPE_CONTACT_CHOOSER,
 378       EmpathyContactChooserPrivate);
 379
 380   self->priv->account_mgr = tp_account_manager_dup ();
 381
 382   /* We don't wait for the CORE feature to be prepared, which is fine as we
 383    * won't use the account manager until user starts searching. Furthermore,
 384    * the AM has probably already been prepared by another Empathy
 385    * component. */
 386   tp_proxy_prepare_async (self->priv->account_mgr, features, NULL, NULL);
 387
 388   /* Search entry */
 389   self->priv->search_entry = gtk_entry_new ();
 390   gtk_box_pack_start (GTK_BOX (self), self->priv->search_entry, FALSE, TRUE, 6);
 391   gtk_widget_show (self->priv->search_entry);
 392
 393   g_signal_connect (self->priv->search_entry, "changed",
 394       G_CALLBACK (search_text_changed), self);
 395   g_signal_connect (self->priv->search_entry, "activate",
 396       G_CALLBACK (search_activate_cb), self);
 397   g_signal_connect (self->priv->search_entry, "key-press-event",
 398       G_CALLBACK (search_key_press_cb), self);
 399
 400   /* Add the treeview */
 401   mgr = empathy_individual_manager_dup_singleton ();
 402   self->priv->store = empathy_individual_store_new (mgr);
 403   g_object_unref (mgr);
 404
 405   empathy_individual_store_set_show_groups (self->priv->store, FALSE);
 406
 407   self->priv->view = empathy_individual_view_new (self->priv->store,
 408       EMPATHY_INDIVIDUAL_VIEW_FEATURE_NONE, EMPATHY_INDIVIDUAL_FEATURE_NONE);
 409
 410   empathy_individual_view_set_custom_filter (self->priv->view,
 411       filter_func, self);
 412
 413   selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (self->priv->view));
 414
 415   g_signal_connect (selection, "changed",
 416       G_CALLBACK (view_selection_changed_cb), self);
 417   g_signal_connect (self->priv->view, "row-activated",
 418       G_CALLBACK (view_activate_cb), self);
 419
 420   scroll = gtk_scrolled_window_new (NULL, NULL);
 421
 422   gtk_container_add (GTK_CONTAINER (scroll), GTK_WIDGET (self->priv->view));
 423
 424   gtk_box_pack_start (GTK_BOX (self), scroll, TRUE, TRUE, 6);
 425   gtk_widget_show (GTK_WIDGET (self->priv->view));
 426   gtk_widget_show (scroll);
 427 }
 428
 429 GtkWidget *
 430 empathy_contact_chooser_new (void)
 431 {
 432   return g_object_new (EMPATHY_TYPE_CONTACT_CHOOSER,
 433       "orientation", GTK_ORIENTATION_VERTICAL,
 434       NULL);
 435 }
 436
 437 FolksIndividual *
 438 empathy_contact_chooser_dup_selected (EmpathyContactChooser *self)
 439 {
 440   return empathy_individual_view_dup_selected (self->priv->view);
 441 }
 442
 443 void
 444 empathy_contact_chooser_set_filter_func (EmpathyContactChooser *self,
 445     EmpathyContactChooserFilterFunc func,
 446     gpointer user_data)
 447 {
 448   g_assert (self->priv->filter_func == NULL);
 449
 450   self->priv->filter_func = func;
 451   self->priv->filter_data = user_data;
 452 }
 453
 454 void
 455 empathy_contact_chooser_show_search_entry (EmpathyContactChooser *self,
 456     gboolean show)
 457 {
 458   gtk_widget_set_visible (self->priv->search_entry, show);
 459 }