libempathy-gtk/empathy-groups-widget.c

   1 /*
   2  * Copyright (C) 2007-2010 Collabora Ltd.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  *
  18  * Authors: Xavier Claessens <xclaesse@gmail.com>
  19  *          Philip Withnall <philip.withnall@collabora.co.uk>
  20  */
  21
  22 #include <config.h>
  23
  24 #include <string.h>
  25 #include <stdlib.h>
  26
  27 #include <gtk/gtk.h>
  28 #include <glib/gi18n-lib.h>
  29
  30 #include <telepathy-glib/util.h>
  31
  32 #include <folks/folks.h>
  33
  34 #include <libempathy/empathy-utils.h>
  35 #include <libempathy/empathy-contact-manager.h>
  36
  37 #include "empathy-groups-widget.h"
  38 #include "empathy-ui-utils.h"
  39
  40 /**
  41  * SECTION:empathy-groups-widget
  42  * @title:EmpathyGroupsWidget
  43  * @short_description: A widget used to edit the groups of a #FolksGroupDetails
  44  * @include: libempathy-gtk/empathy-groups-widget.h
  45  *
  46  * #EmpathyGroupsWidget is a widget which lists the groups of a
  47  * #FolksGroupDetails (i.e. a #FolksPersona or a #FolksIndividual) and allows
  48  * them to be added and removed.
  49  */
  50
  51 /**
  52  * EmpathyGroupsWidget:
  53  * @parent: parent object
  54  *
  55  * Widget which displays and allows editing of the groups of a
  56  * #FolksGroupDetails (i.e. a #FolksPersona or #FolksIndividual).
  57  */
  58
  59 /* Delay before updating the widget when the id entry changed (seconds) */
  60 #define ID_CHANGED_TIMEOUT 1
  61
  62 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyGroupsWidget)
  63
  64 typedef struct
  65 {
  66   /* The object we're actually changing the groups of */
  67   FolksGroupDetails *group_details; /* owned */
  68   GtkListStore *group_store; /* owned */
  69
  70   GtkWidget *add_group_entry; /* child widget */
  71   GtkWidget *add_group_button; /* child widget */
  72 } EmpathyGroupsWidgetPriv;
  73
  74 enum {
  75   PROP_GROUP_DETAILS = 1,
  76 };
  77
  78 enum {
  79   COL_NAME,
  80   COL_ENABLED,
  81   COL_EDITABLE
  82 };
  83 #define NUM_COLUMNS COL_EDITABLE + 1
  84
  85 G_DEFINE_TYPE (EmpathyGroupsWidget, empathy_groups_widget, GTK_TYPE_BOX);
  86
  87 typedef struct
  88 {
  89   EmpathyGroupsWidget *widget;
  90   const gchar *name;
  91   gboolean found;
  92   GtkTreeIter found_iter;
  93 } FindNameData;
  94
  95 static gboolean
  96 model_find_name_foreach (GtkTreeModel *model,
  97     GtkTreePath *path,
  98     GtkTreeIter *iter,
  99     FindNameData *data)
 100 {
 101   gchar *name;
 102
 103   gtk_tree_model_get (model, iter,
 104       COL_NAME, &name,
 105       -1);
 106
 107   if (name != NULL && strcmp (data->name, name) == 0)
 108     {
 109       data->found = TRUE;
 110       data->found_iter = *iter;
 111
 112       g_free (name);
 113
 114       return TRUE;
 115     }
 116
 117   g_free (name);
 118
 119   return FALSE;
 120 }
 121
 122 static gboolean
 123 model_find_name (EmpathyGroupsWidget *self,
 124     const gchar *name,
 125     GtkTreeIter *iter)
 126 {
 127   EmpathyGroupsWidgetPriv *priv = GET_PRIV (self);
 128   FindNameData data;
 129
 130   if (EMP_STR_EMPTY (name))
 131     return FALSE;
 132
 133   data.widget = self;
 134   data.name = name;
 135   data.found = FALSE;
 136
 137   gtk_tree_model_foreach (GTK_TREE_MODEL (priv->group_store),
 138       (GtkTreeModelForeachFunc) model_find_name_foreach, &data);
 139
 140   if (data.found == TRUE)
 141     {
 142       *iter = data.found_iter;
 143       return TRUE;
 144     }
 145
 146   return FALSE;
 147 }
 148
 149 static void
 150 populate_data (EmpathyGroupsWidget *self)
 151 {
 152   EmpathyGroupsWidgetPriv *priv = GET_PRIV (self);
 153   EmpathyContactManager *manager;
 154   GtkTreeIter iter;
 155   GeeSet *member_groups;
 156   GList *all_groups, *l;
 157
 158   /* Remove the old groups */
 159   gtk_list_store_clear (priv->group_store);
 160
 161   /* FIXME: We have to get the whole group list from EmpathyContactManager, as
 162    * libfolks hasn't grown API to get the whole group list yet. (bgo#627398) */
 163   manager = empathy_contact_manager_dup_singleton ();
 164   all_groups = empathy_contact_list_get_all_groups (
 165       EMPATHY_CONTACT_LIST (manager));
 166   g_object_unref (manager);
 167
 168   /* Get the list of groups that this #FolksGroupDetails is currently in */
 169   member_groups = folks_group_details_get_groups (priv->group_details);
 170
 171   for (l = all_groups; l != NULL; l = l->next)
 172     {
 173       const gchar *group_str = l->data;
 174       gboolean enabled;
 175
 176       enabled = gee_collection_contains (GEE_COLLECTION (member_groups),
 177           group_str);
 178
 179       gtk_list_store_append (priv->group_store, &iter);
 180       gtk_list_store_set (priv->group_store, &iter,
 181           COL_NAME, group_str,
 182           COL_EDITABLE, TRUE,
 183           COL_ENABLED, enabled,
 184           -1);
 185
 186       g_free (l->data);
 187     }
 188
 189   g_list_free (all_groups);
 190 }
 191
 192 static void
 193 add_group_entry_changed_cb (GtkEditable *editable,
 194     EmpathyGroupsWidget *self)
 195 {
 196   EmpathyGroupsWidgetPriv *priv = GET_PRIV (self);
 197   GtkTreeIter iter;
 198   const gchar *group;
 199
 200   group = gtk_entry_get_text (GTK_ENTRY (priv->add_group_entry));
 201
 202   if (model_find_name (self, group, &iter))
 203     {
 204       gtk_widget_set_sensitive (GTK_WIDGET (priv->add_group_button), FALSE);
 205     }
 206   else
 207     {
 208       gtk_widget_set_sensitive (GTK_WIDGET (priv->add_group_button),
 209           !EMP_STR_EMPTY (group));
 210     }
 211 }
 212
 213 static void
 214 add_group_entry_activate_cb (GtkEntry *entry,
 215     EmpathyGroupsWidget  *self)
 216 {
 217   gtk_widget_activate (GTK_WIDGET (GET_PRIV (self)->add_group_button));
 218 }
 219
 220 static void
 221 change_group_cb (FolksGroupDetails *group_details,
 222     GAsyncResult *async_result,
 223     EmpathyGroupsWidget *self)
 224 {
 225   GError *error = NULL;
 226
 227   folks_group_details_change_group_finish (group_details, async_result, &error);
 228
 229   if (error != NULL)
 230     {
 231       g_warning ("Failed to change group: %s", error->message);
 232       g_clear_error (&error);
 233     }
 234 }
 235
 236 static void
 237 add_group_button_clicked_cb (GtkButton *button,
 238    EmpathyGroupsWidget *self)
 239 {
 240   EmpathyGroupsWidgetPriv *priv = GET_PRIV (self);
 241   GtkTreeIter iter;
 242   const gchar *group;
 243
 244   group = gtk_entry_get_text (GTK_ENTRY (priv->add_group_entry));
 245
 246   gtk_list_store_append (priv->group_store, &iter);
 247   gtk_list_store_set (priv->group_store, &iter,
 248       COL_NAME, group,
 249       COL_ENABLED, TRUE,
 250       -1);
 251
 252   folks_group_details_change_group (priv->group_details, group, TRUE,
 253       (GAsyncReadyCallback) change_group_cb, self);
 254 }
 255
 256 static void
 257 cell_toggled_cb (GtkCellRendererToggle *cell,
 258     const gchar *path_string,
 259     EmpathyGroupsWidget *self)
 260 {
 261   EmpathyGroupsWidgetPriv *priv = GET_PRIV (self);
 262   GtkTreePath *path;
 263   GtkTreeIter iter;
 264   gboolean was_enabled;
 265   gchar *group;
 266
 267   path = gtk_tree_path_new_from_string (path_string);
 268
 269   gtk_tree_model_get_iter (GTK_TREE_MODEL (priv->group_store), &iter,
 270       path);
 271   gtk_tree_model_get (GTK_TREE_MODEL (priv->group_store), &iter,
 272       COL_ENABLED, &was_enabled,
 273       COL_NAME, &group,
 274       -1);
 275
 276   gtk_list_store_set (priv->group_store, &iter,
 277       COL_ENABLED, !was_enabled,
 278       -1);
 279
 280   gtk_tree_path_free (path);
 281
 282   if (group != NULL)
 283     {
 284       folks_group_details_change_group (priv->group_details, group,
 285           !was_enabled, (GAsyncReadyCallback) change_group_cb, self);
 286       g_free (group);
 287     }
 288 }
 289
 290
 291 static void
 292 group_details_group_changed_cb (FolksGroupDetails *groups,
 293     const gchar *group,
 294     gboolean is_member,
 295     EmpathyGroupsWidget *self)
 296 {
 297   EmpathyGroupsWidgetPriv *priv = GET_PRIV (self);
 298   GtkTreeIter iter;
 299
 300   if (model_find_name (self, group, &iter) == TRUE)
 301     {
 302       gtk_list_store_set (priv->group_store, &iter,
 303           COL_ENABLED, is_member,
 304           -1);
 305     }
 306 }
 307
 308 static void
 309 set_up (EmpathyGroupsWidget *self)
 310 {
 311   EmpathyGroupsWidgetPriv *priv;
 312   GtkWidget *label, *alignment;
 313   GtkBox *vbox, *hbox;
 314   GtkTreeView *tree_view;
 315   GtkTreeSelection *selection;
 316   GtkTreeViewColumn *column;
 317   GtkCellRenderer *renderer;
 318   guint col_offset;
 319   GtkScrolledWindow *scrolled_window;
 320   gchar *markup;
 321
 322   priv = GET_PRIV (self);
 323
 324   /* Set up ourself */
 325   gtk_orientable_set_orientation (GTK_ORIENTABLE (self),
 326       GTK_ORIENTATION_VERTICAL);
 327   gtk_box_set_spacing (GTK_BOX (self), 6);
 328
 329   /* Create our child widgets */
 330   label = gtk_label_new (NULL);
 331   gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
 332
 333   markup = g_strdup_printf ("<b>%s</b>", _("Groups"));
 334   gtk_label_set_markup (GTK_LABEL (label), markup);
 335   g_free (markup);
 336
 337   gtk_box_pack_start (GTK_BOX (self), label, FALSE, FALSE, 0);
 338   gtk_widget_show (label);
 339
 340   alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
 341   gtk_alignment_set_padding (GTK_ALIGNMENT (alignment), 0, 0, 12, 0);
 342
 343   vbox = GTK_BOX (gtk_vbox_new (FALSE, 6));
 344
 345   label = gtk_label_new (_("Select the groups you want this contact to appear "
 346       "in.  Note that you can select more than one group or no groups."));
 347   gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
 348   gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
 349
 350   gtk_box_pack_start (vbox, label, FALSE, FALSE, 0);
 351   gtk_widget_show (label);
 352
 353   hbox = GTK_BOX (gtk_hbox_new (FALSE, 12));
 354
 355   priv->add_group_entry = gtk_entry_new ();
 356   g_signal_connect (priv->add_group_entry, "changed",
 357       (GCallback) add_group_entry_changed_cb, self);
 358   g_signal_connect (priv->add_group_entry, "activate",
 359       (GCallback) add_group_entry_activate_cb, self);
 360
 361   gtk_box_pack_start (hbox, priv->add_group_entry, TRUE, TRUE, 0);
 362   gtk_widget_show (priv->add_group_entry);
 363
 364   priv->add_group_button = gtk_button_new_with_mnemonic (_("_Add Group"));
 365   gtk_widget_set_sensitive (priv->add_group_button, FALSE);
 366   gtk_widget_set_receives_default (priv->add_group_button, TRUE);
 367   g_signal_connect (priv->add_group_button, "clicked",
 368       (GCallback) add_group_button_clicked_cb, self);
 369
 370   gtk_box_pack_start (hbox, priv->add_group_button, FALSE, FALSE, 0);
 371   gtk_widget_show (priv->add_group_button);
 372
 373   gtk_box_pack_start (vbox, GTK_WIDGET (hbox), FALSE, FALSE, 0);
 374   gtk_widget_show (GTK_WIDGET (hbox));
 375
 376   scrolled_window = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new (NULL, NULL));
 377   gtk_scrolled_window_set_policy (scrolled_window, GTK_POLICY_NEVER,
 378       GTK_POLICY_AUTOMATIC);
 379   gtk_scrolled_window_set_shadow_type (scrolled_window, GTK_SHADOW_IN);
 380   gtk_widget_set_size_request (GTK_WIDGET (scrolled_window), -1, 100);
 381
 382   priv->group_store = gtk_list_store_new (NUM_COLUMNS,
 383       G_TYPE_STRING,   /* name */
 384       G_TYPE_BOOLEAN,  /* enabled */
 385       G_TYPE_BOOLEAN); /* editable */
 386
 387   tree_view = GTK_TREE_VIEW (gtk_tree_view_new_with_model (
 388       GTK_TREE_MODEL (priv->group_store)));
 389   gtk_tree_view_set_headers_visible (tree_view, FALSE);
 390   gtk_tree_view_set_enable_search (tree_view, FALSE);
 391
 392   selection = gtk_tree_view_get_selection (tree_view);
 393   gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
 394
 395   renderer = gtk_cell_renderer_toggle_new ();
 396   g_signal_connect (renderer, "toggled", (GCallback) cell_toggled_cb, self);
 397
 398   column = gtk_tree_view_column_new_with_attributes (
 399       C_("verb in a column header displaying group names", "Select"), renderer,
 400       "active", COL_ENABLED,
 401       NULL);
 402
 403   gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_FIXED);
 404   gtk_tree_view_column_set_fixed_width (column, 50);
 405   gtk_tree_view_append_column (tree_view, column);
 406
 407   renderer = gtk_cell_renderer_text_new ();
 408   col_offset = gtk_tree_view_insert_column_with_attributes (tree_view,
 409       -1, _("Group"),
 410       renderer,
 411       "text", COL_NAME,
 412       /* "editable", COL_EDITABLE, */
 413       NULL);
 414
 415   column = gtk_tree_view_get_column (tree_view, col_offset - 1);
 416   gtk_tree_view_column_set_sort_column_id (column, COL_NAME);
 417   gtk_tree_view_column_set_resizable (column, FALSE);
 418   gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
 419
 420   gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (priv->group_store),
 421       COL_NAME, GTK_SORT_ASCENDING);
 422
 423   gtk_container_add (GTK_CONTAINER (scrolled_window), GTK_WIDGET (tree_view));
 424   gtk_widget_show (GTK_WIDGET (tree_view));
 425
 426   gtk_box_pack_start (vbox, GTK_WIDGET (scrolled_window), TRUE, TRUE, 0);
 427   gtk_widget_show (GTK_WIDGET (scrolled_window));
 428
 429   gtk_container_add (GTK_CONTAINER (alignment), GTK_WIDGET (vbox));
 430   gtk_widget_show (GTK_WIDGET (vbox));
 431
 432   gtk_box_pack_start (GTK_BOX (self), alignment, TRUE, TRUE, 0);
 433   gtk_widget_show (alignment);
 434 }
 435
 436 static void
 437 empathy_groups_widget_init (EmpathyGroupsWidget *self)
 438 {
 439   self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
 440       EMPATHY_TYPE_GROUPS_WIDGET, EmpathyGroupsWidgetPriv);
 441
 442   set_up (self);
 443 }
 444
 445 static void
 446 get_property (GObject *object,
 447     guint param_id,
 448     GValue *value,
 449     GParamSpec *pspec)
 450 {
 451   EmpathyGroupsWidgetPriv *priv;
 452
 453   priv = GET_PRIV (object);
 454
 455   switch (param_id)
 456     {
 457       case PROP_GROUP_DETAILS:
 458         g_value_set_object (value, priv->group_details);
 459         break;
 460       default:
 461         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 462         break;
 463     }
 464 }
 465
 466 static void
 467 set_property (GObject *object,
 468     guint param_id,
 469     const GValue *value,
 470     GParamSpec *pspec)
 471 {
 472   switch (param_id)
 473     {
 474       case PROP_GROUP_DETAILS:
 475         empathy_groups_widget_set_group_details (EMPATHY_GROUPS_WIDGET (object),
 476             g_value_get_object (value));
 477         break;
 478       default:
 479         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 480         break;
 481     }
 482 }
 483
 484 static void
 485 dispose (GObject *object)
 486 {
 487   EmpathyGroupsWidgetPriv *priv = GET_PRIV (object);
 488
 489   empathy_groups_widget_set_group_details (EMPATHY_GROUPS_WIDGET (object),
 490       NULL);
 491   tp_clear_object (&priv->group_store);
 492
 493   G_OBJECT_CLASS (empathy_groups_widget_parent_class)->dispose (object);
 494 }
 495
 496 static void
 497 empathy_groups_widget_class_init (EmpathyGroupsWidgetClass *klass)
 498 {
 499   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 500
 501   object_class->get_property = get_property;
 502   object_class->set_property = set_property;
 503   object_class->dispose = dispose;
 504
 505   /**
 506    * EmpathyGroupsWidget:group_details:
 507    *
 508    * The #FolksGroupDetails whose group membership is to be edited by the
 509    * #EmpathyGroupsWidget.
 510    */
 511   g_object_class_install_property (object_class, PROP_GROUP_DETAILS,
 512       g_param_spec_object ("group-details",
 513           "Group Details",
 514           "The #FolksGroupDetails whose groups are being edited.",
 515           FOLKS_TYPE_GROUP_DETAILS,
 516           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 517
 518   g_type_class_add_private (object_class, sizeof (EmpathyGroupsWidgetPriv));
 519 }
 520
 521 /**
 522  * empathy_groups_widget_new:
 523  * @group_details: a #FolksGroupDetails, or %NULL
 524  *
 525  * Creates a new #EmpathyGroupsWidget to edit the groups of the given
 526  * @group_details.
 527  *
 528  * Return value: a new #EmpathyGroupsWidget
 529  */
 530 GtkWidget *
 531 empathy_groups_widget_new (FolksGroupDetails *group_details)
 532 {
 533   g_return_val_if_fail (
 534       group_details == NULL || FOLKS_IS_GROUP_DETAILS (group_details),
 535       NULL);
 536
 537   return GTK_WIDGET (g_object_new (EMPATHY_TYPE_GROUPS_WIDGET,
 538       "group-details", group_details,
 539       NULL));
 540 }
 541
 542 /**
 543  * empathy_groups_widget_get_group_details:
 544  * @self: an #EmpathyGroupsWidget
 545  *
 546  * Get the #FolksGroupDetails whose group membership is being edited by the
 547  * #EmpathyGroupsWidget.
 548  *
 549  * Returns: the #FolksGroupDetails associated with @widget, or %NULL
 550  */
 551 FolksGroupDetails *
 552 empathy_groups_widget_get_group_details (EmpathyGroupsWidget *self)
 553 {
 554   g_return_val_if_fail (EMPATHY_IS_GROUPS_WIDGET (self), NULL);
 555
 556   return GET_PRIV (self)->group_details;
 557 }
 558
 559 /**
 560  * empathy_groups_widget_set_group_details:
 561  * @self: an #EmpathyGroupsWidget
 562  * @group_details: the #FolksGroupDetails whose membership is to be edited, or
 563  * %NULL
 564  *
 565  * Change the #FolksGroupDetails whose group membership is to be edited by the
 566  * #EmpathyGroupsWidget.
 567  */
 568 void
 569 empathy_groups_widget_set_group_details (EmpathyGroupsWidget *self,
 570     FolksGroupDetails *group_details)
 571 {
 572   EmpathyGroupsWidgetPriv *priv;
 573
 574   g_return_if_fail (EMPATHY_IS_GROUPS_WIDGET (self));
 575   g_return_if_fail (
 576       group_details == NULL || FOLKS_IS_GROUP_DETAILS (group_details));
 577
 578   priv = GET_PRIV (self);
 579
 580   if (group_details == priv->group_details)
 581     return;
 582
 583   if (priv->group_details != NULL)
 584     {
 585       g_signal_handlers_disconnect_by_func (priv->group_details,
 586           group_details_group_changed_cb, self);
 587     }
 588
 589   tp_clear_object (&priv->group_details);
 590
 591   if (group_details != NULL)
 592     {
 593       priv->group_details = g_object_ref (group_details);
 594
 595       g_signal_connect (priv->group_details, "group-changed",
 596           (GCallback) group_details_group_changed_cb, self);
 597
 598       populate_data (self);
 599     }
 600
 601   g_object_notify (G_OBJECT (self), "group-details");
 602 }