git.maemo.org Git - modest/blob - src/widgets/modest-recpt-editor.c

   1 /* Copyright (c) 2007, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <config.h>
  31
  32 #include <glib/gi18n-lib.h>
  33
  34 #include <gtk/gtkscrolledwindow.h>
  35 #include <gtk/gtktextview.h>
  36 #include <gtk/gtkimage.h>
  37 #include <gtk/gtkbutton.h>
  38
  39 #include <modest-text-utils.h>
  40 #include <modest-recpt-editor.h>
  41 #include <modest-scroll-text.h>
  42 #include <pango/pango-attributes.h>
  43 #include <string.h>
  44 #include <gdk/gdkkeysyms.h>
  45 #include <gtk/gtk.h>
  46 #include <modest-ui-constants.h>
  47
  48 /* FIXNE: we should have no maemo-deps in widgets/ */
  49 #ifndef MODEST_TOOLKIT_GTK
  50 #include "modest-hildon-includes.h"
  51 #endif /*!MODEST_TOOLKIT_GTK*/
  52
  53 #define RECPT_BUTTON_WIDTH_HILDON2 118
  54
  55
  56 static GObjectClass *parent_class = NULL;
  57
  58 #define RECIPIENT_TAG_ID "recpt-id"
  59
  60 /* signals */
  61 enum {
  62         OPEN_ADDRESSBOOK_SIGNAL,
  63         LAST_SIGNAL
  64 };
  65
  66 typedef struct _ModestRecptEditorPrivate ModestRecptEditorPrivate;
  67
  68 struct _ModestRecptEditorPrivate
  69 {
  70         GtkWidget *text_view;
  71         GtkWidget *abook_button;
  72         GtkWidget *scrolled_window;
  73         gchar *recipients;
  74         gulong on_mark_set_handler;
  75         gboolean show_abook;
  76 };
  77
  78 #define MODEST_RECPT_EDITOR_GET_PRIVATE(o)      \
  79         (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_RECPT_EDITOR, ModestRecptEditorPrivate))
  80
  81 static guint signals[LAST_SIGNAL] = {0};
  82
  83 /* static functions: GObject */
  84 static void modest_recpt_editor_instance_init (GTypeInstance *instance, gpointer g_class);
  85 static void modest_recpt_editor_finalize (GObject *object);
  86 static void modest_recpt_editor_class_init (ModestRecptEditorClass *klass);
  87
  88 /* widget events */
  89 static void modest_recpt_editor_on_abook_clicked (GtkButton *button,
  90                                                   ModestRecptEditor *editor);
  91 static void modest_recpt_editor_add_tags (ModestRecptEditor *editor,
  92                                           const gchar * recipient_id);
  93 static gboolean modest_recpt_editor_on_focus_in (GtkTextView *text_view,
  94                                              GdkEventFocus *event,
  95                                              ModestRecptEditor *editor);
  96 static void modest_recpt_editor_on_mark_set (GtkTextBuffer *buffer,
  97                                              GtkTextIter *iter,
  98                                              GtkTextMark *mark,
  99                                              ModestRecptEditor *editor);
 100 static void modest_recpt_editor_on_insert_text (GtkTextBuffer *buffer,
 101                                                 GtkTextIter *location,
 102                                                 gchar *text,
 103                                                 gint len,
 104                                                 ModestRecptEditor *editor);
 105 static void modest_recpt_editor_on_insert_text_after (GtkTextBuffer *buffer,
 106                                                       GtkTextIter *location,
 107                                                       gchar *text,
 108                                                       gint len,
 109                                                       ModestRecptEditor *editor);
 110 static gboolean modest_recpt_editor_on_key_press_event (GtkTextView *text_view,
 111                                                           GdkEventKey *key,
 112                                                           ModestRecptEditor *editor);
 113 static GtkTextTag *iter_has_recipient (GtkTextIter *iter);
 114 static gunichar iter_previous_char (GtkTextIter *iter);
 115 /* static gunichar iter_next_char (GtkTextIter *iter); */
 116 static GtkTextTag *prev_iter_has_recipient (GtkTextIter *iter);
 117 /* static GtkTextTag *next_iter_has_recipient (GtkTextIter *iter); */
 118 static void select_tag_of_iter (GtkTextIter *iter, GtkTextTag *tag);
 119 static gboolean quote_opened (GtkTextIter *iter);
 120 static gboolean is_valid_insert (const gchar *text, gint len);
 121 static gchar *create_valid_text (const gchar *text, gint len);
 122
 123 /**
 124  * modest_recpt_editor_new:
 125  *
 126  * Return value: a new #ModestRecptEditor instance implemented for Gtk+
 127  **/
 128 GtkWidget*
 129 modest_recpt_editor_new (void)
 130 {
 131         ModestRecptEditor *self = g_object_new (MODEST_TYPE_RECPT_EDITOR,
 132                                                 "homogeneous", FALSE,
 133                                                 "spacing", MODEST_MARGIN_NONE,
 134                                                 NULL);
 135
 136         return GTK_WIDGET (self);
 137 }
 138
 139 void
 140 modest_recpt_editor_set_recipients (ModestRecptEditor *recpt_editor, const gchar *recipients)
 141 {
 142         ModestRecptEditorPrivate *priv;
 143         GtkTextBuffer *buffer = NULL;
 144         gchar *valid_recipients = NULL;
 145
 146         g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
 147         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 148
 149 #ifdef MODEST_TOOLKIT_HILDON2
 150         buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
 151 #else
 152         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
 153 #endif
 154
 155         valid_recipients = create_valid_text (recipients, -1);
 156         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 157         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 158         gtk_text_buffer_set_text (buffer, valid_recipients, -1);
 159         g_free (valid_recipients);
 160         if (GTK_WIDGET_REALIZED (recpt_editor))
 161                 gtk_widget_queue_resize (GTK_WIDGET (recpt_editor));
 162         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 163         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 164
 165 }
 166
 167 void
 168 modest_recpt_editor_add_recipients (ModestRecptEditor *recpt_editor, const gchar *recipients)
 169 {
 170         ModestRecptEditorPrivate *priv;
 171         GtkTextBuffer *buffer = NULL;
 172         GtkTextIter iter;
 173         gchar *string_to_add;
 174
 175         g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
 176         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 177
 178         if (recipients == NULL)
 179                 return;
 180
 181 #ifdef MODEST_TOOLKIT_HILDON2
 182         buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
 183 #else
 184         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
 185 #endif
 186
 187         if (gtk_text_buffer_get_char_count (buffer) > 0) {
 188                 string_to_add = g_strconcat (";\n", recipients, NULL);
 189         } else {
 190                 string_to_add = g_strdup (recipients);
 191         }
 192
 193         gtk_text_buffer_get_end_iter (buffer, &iter);
 194
 195         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 196         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 197
 198         gtk_text_buffer_insert (buffer, &iter, string_to_add, -1);
 199
 200         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 201         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 202
 203         if (GTK_WIDGET_REALIZED (recpt_editor))
 204                 gtk_widget_queue_resize (GTK_WIDGET (recpt_editor));
 205
 206         g_free (string_to_add);
 207 }
 208
 209 void
 210 modest_recpt_editor_add_resolved_recipient (ModestRecptEditor *recpt_editor, GSList *email_list, const gchar * recipient_id)
 211 {
 212         ModestRecptEditorPrivate *priv;
 213         GtkTextBuffer *buffer = NULL;
 214         GtkTextIter start, end, iter;
 215         GSList *node;
 216         gboolean is_first_recipient = TRUE;
 217
 218         g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
 219         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 220
 221 #ifdef MODEST_TOOLKIT_HILDON2
 222         buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
 223 #else
 224         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
 225 #endif
 226
 227         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 228         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 229         gtk_text_buffer_get_bounds (buffer, &start, &end);
 230         if (gtk_text_buffer_get_char_count (buffer) > 0) {
 231                 gchar * buffer_contents;
 232
 233                 gtk_text_buffer_get_bounds (buffer, &start, &end);
 234                 buffer_contents = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
 235                 g_strstrip (buffer_contents);
 236                 if (!g_str_has_suffix (buffer_contents, "\n")) {
 237                         if (g_str_has_suffix (buffer_contents, ";")||(g_str_has_suffix (buffer_contents, ",")))
 238                                 gtk_text_buffer_insert (buffer, &end, "\n", -1);
 239                         else
 240                                 gtk_text_buffer_insert (buffer, &end, ";\n", -1);
 241                 }
 242                 g_free (buffer_contents);
 243         }
 244
 245         gtk_text_buffer_get_end_iter (buffer, &iter);
 246
 247         for (node = email_list; node != NULL; node = g_slist_next (node)) {
 248                 gchar *recipient = (gchar *) node->data;
 249
 250                 if ((recipient) && (strlen (recipient) != 0)) {
 251
 252                         if (!is_first_recipient)
 253                                 gtk_text_buffer_insert (buffer, &iter, "\n", -1);
 254
 255                         gtk_text_buffer_insert (buffer, &iter, recipient, -1);
 256                         gtk_text_buffer_insert (buffer, &iter, ";", -1);
 257                         is_first_recipient = FALSE;
 258                 }
 259         }
 260         modest_recpt_editor_add_tags (recpt_editor, recipient_id);
 261
 262         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 263         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 264 }
 265
 266 void
 267 modest_recpt_editor_replace_with_resolved_recipient (ModestRecptEditor *recpt_editor,
 268                                                      GtkTextIter *start, GtkTextIter *end,
 269                                                      GSList *email_list, const gchar * recipient_id)
 270 {
 271         GSList *email_lists_list;
 272         GSList *recipient_ids_list;
 273
 274         email_lists_list = g_slist_append (NULL, email_list);
 275         recipient_ids_list = g_slist_append (NULL, (gpointer) recipient_id);
 276
 277         modest_recpt_editor_replace_with_resolved_recipients (recpt_editor, start, end,
 278                                                               email_lists_list, recipient_ids_list);
 279
 280         g_slist_free (email_lists_list);
 281         g_slist_free (recipient_ids_list);
 282
 283 }
 284
 285 void
 286 modest_recpt_editor_replace_with_resolved_recipients (ModestRecptEditor *recpt_editor,
 287                                                      GtkTextIter *start, GtkTextIter *end,
 288                                                      GSList *email_lists_list, GSList * recipient_ids_list)
 289 {
 290         ModestRecptEditorPrivate *priv;
 291         GtkTextBuffer *buffer;
 292         GtkTextTag *tag;
 293         GSList *node;
 294         gboolean is_first_recipient = TRUE;
 295
 296         g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
 297         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 298
 299 #ifdef MODEST_TOOLKIT_HILDON2
 300         buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
 301 #else
 302         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
 303 #endif
 304         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 305         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 306
 307         gtk_text_buffer_delete (buffer, start, end);
 308
 309         while (email_lists_list && recipient_ids_list) {
 310                 gchar *recipient_id = (gchar *) recipient_ids_list->data;
 311                 GSList *email_list = (GSList *) email_lists_list->data;
 312
 313                 tag = gtk_text_buffer_create_tag (buffer, NULL,
 314                                                   "underline", PANGO_UNDERLINE_SINGLE,
 315                                                   "wrap-mode", GTK_WRAP_NONE,
 316                                                   "editable", TRUE, NULL);
 317
 318                 g_object_set_data (G_OBJECT (tag), "recipient-tag-id", GINT_TO_POINTER (RECIPIENT_TAG_ID));
 319                 g_object_set_data_full (G_OBJECT (tag), "recipient-id", g_strdup (recipient_id), (GDestroyNotify) g_free);
 320
 321                 for (node = email_list; node != NULL; node = g_slist_next (node)) {
 322                         gchar *recipient = (gchar *) node->data;
 323
 324                         if ((recipient) && (strlen (recipient) != 0)) {
 325
 326                                 if (!is_first_recipient || !gtk_text_iter_is_start(start))
 327                                         gtk_text_buffer_insert (buffer, start, "\n", -1);
 328
 329                                 gtk_text_buffer_insert_with_tags (buffer, start, recipient, -1, tag, NULL);
 330
 331                                 if (node->next != NULL)
 332                                         gtk_text_buffer_insert (buffer, start, ";", -1);
 333                                 is_first_recipient = FALSE;
 334                         }
 335                 }
 336
 337                 email_lists_list = g_slist_next (email_lists_list);
 338                 recipient_ids_list = g_slist_next (recipient_ids_list);
 339
 340                 /* Add a separator between lists of emails*/
 341                 if (recipient_ids_list)
 342                         gtk_text_buffer_insert (buffer, start, ";", -1);
 343         }
 344         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, recpt_editor);
 345         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, recpt_editor);
 346
 347 }
 348
 349
 350 const gchar *
 351 modest_recpt_editor_get_recipients (ModestRecptEditor *recpt_editor)
 352 {
 353         ModestRecptEditorPrivate *priv;
 354         GtkTextBuffer *buffer = NULL;
 355         GtkTextIter start, end;
 356
 357         g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), NULL);
 358         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 359
 360         if (priv->recipients != NULL) {
 361                 g_free (priv->recipients);
 362                 priv->recipients = NULL;
 363         }
 364
 365 #ifdef MODEST_TOOKIT_HILDON2
 366         buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
 367 #else
 368         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
 369 #endif
 370
 371         gtk_text_buffer_get_start_iter (buffer, &start);
 372         gtk_text_buffer_get_end_iter (buffer, &end);
 373
 374         priv->recipients = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
 375
 376         return priv->recipients;
 377
 378 }
 379
 380 static void
 381 modest_recpt_editor_instance_init (GTypeInstance *instance, gpointer g_class)
 382 {
 383         ModestRecptEditorPrivate *priv;
 384         GtkWidget *abook_icon;
 385         GtkWidget *abook_align;
 386         GtkTextBuffer *buffer;
 387
 388         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (instance);
 389
 390         priv->show_abook = TRUE;
 391         priv->abook_button = gtk_button_new ();
 392         gtk_widget_set_no_show_all (GTK_WIDGET (priv->abook_button), TRUE);
 393         gtk_widget_show (priv->abook_button);
 394 #ifdef MODEST_TOOLKIT_HILDON2
 395         gtk_widget_set_size_request (priv->abook_button, RECPT_BUTTON_WIDTH_HILDON2, -1);
 396 #else
 397         gtk_button_set_relief (GTK_BUTTON (priv->abook_button), GTK_RELIEF_NONE);
 398 #endif
 399         gtk_button_set_focus_on_click (GTK_BUTTON (priv->abook_button), FALSE);
 400         GTK_WIDGET_UNSET_FLAGS (priv->abook_button, GTK_CAN_FOCUS);
 401         gtk_button_set_alignment (GTK_BUTTON (priv->abook_button), 0.5, 0.5);
 402 #ifdef MODEST_TOOLKIT_HILDON2
 403         abook_icon = gtk_image_new_from_icon_name ("general_contacts", HILDON_ICON_SIZE_FINGER);
 404 #else
 405         abook_icon = gtk_image_new_from_icon_name ("qgn_list_addressbook", GTK_ICON_SIZE_BUTTON);
 406 #endif
 407         gtk_container_add (GTK_CONTAINER (priv->abook_button), abook_icon);
 408
 409 #ifdef MODEST_TOOLKIT_HILDON2
 410         priv->text_view = hildon_text_view_new ();
 411 #else
 412         priv->text_view = gtk_text_view_new ();
 413 #endif
 414         /* Auto-capitalization is the default, so let's turn it off: */
 415 #ifdef MAEMO_CHANGES
 416         hildon_gtk_text_view_set_input_mode (GTK_TEXT_VIEW (priv->text_view),
 417                 HILDON_GTK_INPUT_MODE_FULL);
 418 #endif
 419
 420         priv->recipients = NULL;
 421
 422 #ifdef MODEST_TOOLKIT_HILDON2
 423         priv->scrolled_window = NULL;
 424         gtk_box_pack_start (GTK_BOX (instance), priv->text_view, TRUE, TRUE, 0);
 425 #else
 426         priv->scrolled_window = modest_scroll_text_new (GTK_TEXT_VIEW (priv->text_view), 1024);
 427         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->scrolled_window), GTK_POLICY_NEVER,
 428                                         GTK_POLICY_AUTOMATIC);
 429         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->scrolled_window), GTK_SHADOW_IN);
 430 /*      gtk_container_add (GTK_CONTAINER (priv->scrolled_window), priv->text_view); */
 431
 432         gtk_box_pack_start (GTK_BOX (instance), priv->scrolled_window, TRUE, TRUE, 0);
 433 /*      gtk_box_pack_start (GTK_BOX (instance), priv->text_view, TRUE, TRUE, 0); */
 434 #endif
 435         abook_align = gtk_alignment_new (0.0, 0.0, 1.0, 1.0);
 436         gtk_alignment_set_padding (GTK_ALIGNMENT (abook_align), 0, 0, MODEST_MARGIN_DEFAULT, 0);
 437         gtk_container_add (GTK_CONTAINER (abook_align), priv->abook_button);
 438         gtk_box_pack_end (GTK_BOX (instance), abook_align, FALSE, FALSE, 0);
 439
 440         gtk_text_view_set_accepts_tab (GTK_TEXT_VIEW (priv->text_view), FALSE);
 441         gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (priv->text_view), TRUE);
 442         gtk_text_view_set_editable (GTK_TEXT_VIEW (priv->text_view), TRUE);
 443
 444         gtk_text_view_set_justification (GTK_TEXT_VIEW (priv->text_view), GTK_JUSTIFY_LEFT);
 445         gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (priv->text_view), GTK_WRAP_CHAR);
 446
 447         gtk_widget_set_size_request (priv->text_view, 75, -1);
 448
 449 #ifdef MODEST_TOOLKIT_HILDON2
 450         buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
 451 #else
 452         buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
 453 #endif
 454         g_signal_connect (G_OBJECT (priv->abook_button), "clicked", G_CALLBACK (modest_recpt_editor_on_abook_clicked), instance);
 455         g_signal_connect (G_OBJECT (priv->text_view), "key-press-event", G_CALLBACK (modest_recpt_editor_on_key_press_event), instance);
 456         g_signal_connect (G_OBJECT (priv->text_view), "focus-in-event", G_CALLBACK (modest_recpt_editor_on_focus_in), instance);
 457         g_signal_connect (G_OBJECT (buffer), "insert-text",
 458                           G_CALLBACK (modest_recpt_editor_on_insert_text),
 459                           instance);
 460         g_signal_connect_after (G_OBJECT (buffer), "insert-text",
 461                                 G_CALLBACK (modest_recpt_editor_on_insert_text_after),
 462                                 instance);
 463
 464         priv->on_mark_set_handler = g_signal_connect (G_OBJECT (buffer), "mark-set",
 465                                                       G_CALLBACK (modest_recpt_editor_on_mark_set),
 466                                                       instance);
 467
 468         return;
 469 }
 470
 471 void
 472 modest_recpt_editor_set_field_size_group (ModestRecptEditor *recpt_editor, GtkSizeGroup *size_group)
 473 {
 474         ModestRecptEditorPrivate *priv;
 475
 476         g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
 477         g_return_if_fail (GTK_IS_SIZE_GROUP (size_group));
 478         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 479
 480 #ifdef MODEST_TOOLKIT_HILDON2
 481         gtk_size_group_add_widget (size_group, priv->text_view);
 482 #else
 483         gtk_size_group_add_widget (size_group, priv->scrolled_window);
 484 #endif
 485 }
 486
 487 GtkTextBuffer *
 488 modest_recpt_editor_get_buffer (ModestRecptEditor *recpt_editor)
 489 {
 490         ModestRecptEditorPrivate *priv;
 491
 492         g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), NULL);
 493         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 494
 495 #ifdef MODEST_TOOLKIT_HILDON2
 496         return hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
 497 #else
 498         return gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
 499 #endif
 500 }
 501
 502 static void
 503 modest_recpt_editor_on_abook_clicked (GtkButton *button, ModestRecptEditor *editor)
 504 {
 505         g_return_if_fail (MODEST_IS_RECPT_EDITOR (editor));
 506
 507         g_signal_emit_by_name (G_OBJECT (editor), "open-addressbook");
 508 }
 509
 510 static void
 511 modest_recpt_editor_on_mark_set (GtkTextBuffer *buffer,
 512                                  GtkTextIter *iter,
 513                                  GtkTextMark *mark,
 514                                  ModestRecptEditor *recpt_editor)
 515 {
 516         ModestRecptEditorPrivate *priv;
 517         GtkTextIter start, end;
 518         GtkTextMark *selection_bound;
 519         GtkTextTag *tag;
 520         gboolean selection_changed = FALSE;
 521
 522         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
 523
 524         buffer = modest_recpt_editor_get_buffer (recpt_editor);
 525         selection_bound = gtk_text_buffer_get_selection_bound (buffer);
 526
 527         if (mark != selection_bound)
 528                 return;
 529
 530         gtk_text_buffer_get_selection_bounds (buffer, &start, &end);
 531
 532         tag = iter_has_recipient (&start);
 533         if (tag != NULL)
 534                 if (!gtk_text_iter_begins_tag (&start, tag)) {
 535                         gtk_text_iter_backward_to_tag_toggle (&start, tag);
 536                         selection_changed = TRUE;
 537                 }
 538
 539         tag = iter_has_recipient (&end);
 540         if (tag != NULL)
 541                 if (!gtk_text_iter_ends_tag (&end, tag)) {
 542                         gtk_text_iter_forward_to_tag_toggle (&end, tag);
 543                         selection_changed = TRUE;
 544                 }
 545
 546         if (selection_changed) {
 547                 /* We block this signal handler in order to prevent a
 548                    stack overflow caused by recursive calls to this
 549                    handler as the select_range call could issue a
 550                    "mark-set" signal */
 551                 g_signal_handler_block (buffer, priv->on_mark_set_handler);
 552                 gtk_text_buffer_select_range (buffer, &start, &end);
 553                 g_signal_handler_unblock (buffer, priv->on_mark_set_handler);
 554         }
 555 }
 556
 557 static gboolean
 558 modest_recpt_editor_on_focus_in (GtkTextView *text_view,
 559                                  GdkEventFocus *event,
 560                                  ModestRecptEditor *editor)
 561 {
 562         ModestRecptEditorPrivate *priv = MODEST_RECPT_EDITOR_GET_PRIVATE (editor);
 563         gtk_text_view_place_cursor_onscreen (GTK_TEXT_VIEW (priv->text_view));
 564
 565         return FALSE;
 566 }
 567
 568 static gboolean
 569 is_valid_insert (const gchar *text, gint len)
 570 {
 571         gunichar c;
 572         gunichar next_c;
 573         gint i= 0;
 574         gboolean quoted = FALSE;
 575         const gchar *current, *next_current;
 576         if (text == NULL)
 577                 return TRUE;
 578         current = text;
 579
 580         while (((len == -1)||(i < len)) && (*current != '\0')) {
 581                 c = g_utf8_get_char (current);
 582                 next_current = g_utf8_next_char (current);
 583                 if (next_current && *next_current != '\0')
 584                         next_c = g_utf8_get_char (g_utf8_next_char (current));
 585                 else
 586                         next_c = 0;
 587                 if (!quoted && ((c == g_utf8_get_char(",") || c == g_utf8_get_char (";")))) {
 588                         if ((next_c != 0) && (next_c != g_utf8_get_char ("\n")))
 589                                 return FALSE;
 590                         else {
 591                           current = g_utf8_next_char (next_current);
 592                           continue;
 593                         }
 594                 }
 595                 if (c == 0x2022 || c == 0xfffc ||
 596                     c == g_utf8_get_char ("\n") ||
 597                     c == g_utf8_get_char ("\t"))
 598                         return FALSE;
 599                 if (c == g_utf8_get_char ("\""))
 600                         quoted = !quoted;
 601                 current = g_utf8_next_char (current);
 602                 i = current - text;
 603         }
 604         return TRUE;
 605 }
 606
 607 static gchar *
 608 create_valid_text (const gchar *text, gint len)
 609 {
 610         gunichar c;
 611         gunichar next_c;
 612         gint i= 0;
 613         GString *str;
 614         gboolean quoted = FALSE;
 615         const gchar *current, *next_current;
 616
 617         if (text == NULL)
 618                 return NULL;
 619
 620         str = g_string_new ("");
 621         current = text;
 622
 623         while (((len == -1)||(i < len)) && (*current != '\0')) {
 624                 c = g_utf8_get_char (current);
 625                 next_current = g_utf8_next_char (current);
 626                 if (next_current && *next_current != '\0')
 627                         next_c = g_utf8_get_char (g_utf8_next_char (current));
 628                 else
 629                         next_c = 0;
 630                 if (c != 0x2022 && c != 0xfffc &&
 631                     c != g_utf8_get_char ("\n") &&
 632                     c != g_utf8_get_char ("\t"))
 633                         str = g_string_append_unichar (str, c);
 634                 if (!quoted && ((c == g_utf8_get_char(",") || c == g_utf8_get_char (";")))) {
 635                         if ((next_c != 0) && (next_c != g_utf8_get_char ("\n"))) {
 636                                 gchar *last_separator = MAX (g_utf8_strrchr(str->str, -1, g_utf8_get_char (",")),
 637                                                              g_utf8_strrchr(str->str, -1, g_utf8_get_char (";")));
 638                                 if (last_separator) {
 639                                         gchar *last_at = g_utf8_strrchr (str->str, -1, g_utf8_get_char ("@"));
 640                                         if (last_at) {
 641                                                 if (last_at < last_separator)
 642                                                         str = g_string_append_c (str, '\n');
 643                                         }
 644                                 } else {
 645                                         if (g_utf8_strrchr (str->str, -1, g_utf8_get_char ("@")))
 646                                                 str = g_string_append_c (str, '\n');
 647                                 }
 648                         }
 649                 }
 650                 if (c == g_utf8_get_char ("\""))
 651                         quoted = !quoted;
 652                 current = g_utf8_next_char (current);
 653                 i = current - text;
 654         }
 655
 656         return g_string_free (str, FALSE);
 657 }
 658
 659 /* Called after the default handler, and thus after the text was
 660    inserted. We use this to insert a break after a ',' or a ';'*/
 661 static void
 662 modest_recpt_editor_on_insert_text_after (GtkTextBuffer *buffer,
 663                                           GtkTextIter *location,
 664                                           gchar *text,
 665                                           gint len,
 666                                           ModestRecptEditor *editor)
 667 {
 668         GtkTextIter prev;
 669         gunichar prev_char;
 670         ModestRecptEditorPrivate *priv = MODEST_RECPT_EDITOR_GET_PRIVATE (editor);
 671
 672         prev = *location;
 673         /* We must go backwards twice as location points to the next
 674            valid position to insert text */
 675         if (!gtk_text_iter_backward_chars (&prev, 2))
 676                 return;
 677
 678         prev_char = gtk_text_iter_get_char (&prev);
 679         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
 680         g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
 681         if ((prev_char == ';'||prev_char == ',')&&(!quote_opened(&prev))) {
 682                 GtkTextMark *insert;
 683                 gtk_text_iter_forward_char (&prev);
 684                 gtk_text_buffer_insert (buffer, &prev, "\n",-1);
 685                 insert = gtk_text_buffer_get_insert (buffer);
 686                 gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (priv->text_view), &prev, 0.0,TRUE, 0.0, 1.0);
 687         }
 688         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
 689         g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
 690 }
 691
 692 /* Called before the default handler, we use it to validate the inputs */
 693 static void
 694 modest_recpt_editor_on_insert_text (GtkTextBuffer *buffer,
 695                                     GtkTextIter *location,
 696                                     gchar *text,
 697                                     gint len,
 698                                     ModestRecptEditor *editor)
 699 {
 700         if (len > 1024)
 701                 len = 1024;
 702
 703         if (!is_valid_insert (text, len)) {
 704                 gchar *new_text = create_valid_text (text, len);
 705                 g_signal_stop_emission_by_name (G_OBJECT (buffer), "insert-text");
 706                 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
 707                 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
 708                 gtk_text_buffer_insert (buffer, location, new_text, -1);
 709                 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
 710                 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
 711                 g_free (new_text);
 712                 return;
 713         }
 714
 715         if (iter_has_recipient (location)) {
 716                 gtk_text_buffer_get_end_iter (buffer, location);
 717                 gtk_text_buffer_place_cursor (buffer, location);
 718         }
 719 }
 720
 721 static GtkTextTag *
 722 iter_has_recipient (GtkTextIter *iter)
 723 {
 724         GSList *tags, *node;
 725         GtkTextTag *result = NULL;
 726
 727         tags = gtk_text_iter_get_tags (iter);
 728
 729         for (node = tags; node != NULL; node = g_slist_next (node)) {
 730                 GtkTextTag *tag = GTK_TEXT_TAG (node->data);
 731
 732                 if (g_object_get_data (G_OBJECT (tag), "recipient-tag-id")) {
 733                         result = tag;
 734                         break;
 735                 }
 736         }
 737         g_slist_free (tags);
 738         return result;
 739 }
 740
 741 static GtkTextTag *
 742 prev_iter_has_recipient (GtkTextIter *iter)
 743 {
 744         GtkTextIter prev;
 745
 746         prev = *iter;
 747         gtk_text_iter_backward_char (&prev);
 748         return iter_has_recipient (&prev);
 749 }
 750
 751 /* static GtkTextTag * */
 752 /* next_iter_has_recipient (GtkTextIter *iter) */
 753 /* { */
 754 /*      GtkTextIter next; */
 755
 756 /*      next = *iter; */
 757 /*      return iter_has_recipient (&next); */
 758 /* } */
 759
 760 static gunichar
 761 iter_previous_char (GtkTextIter *iter)
 762 {
 763         GtkTextIter prev;
 764
 765         prev = *iter;
 766         gtk_text_iter_backward_char (&prev);
 767         return gtk_text_iter_get_char (&prev);
 768 }
 769
 770 /* static gunichar  */
 771 /* iter_next_char (GtkTextIter *iter) */
 772 /* { */
 773 /*      GtkTextIter next; */
 774
 775 /*      next = *iter; */
 776 /*      gtk_text_iter_forward_char (&next); */
 777 /*      return gtk_text_iter_get_char (&next); */
 778 /* } */
 779
 780 static void
 781 select_tag_of_iter (GtkTextIter *iter, GtkTextTag *tag)
 782 {
 783         GtkTextIter start, end;
 784
 785         start = *iter;
 786         if (!gtk_text_iter_begins_tag (&start, tag))
 787                 gtk_text_iter_backward_to_tag_toggle (&start, tag);
 788         end = *iter;
 789         if (!gtk_text_iter_ends_tag (&end, tag))
 790                 gtk_text_iter_forward_to_tag_toggle (&end, tag);
 791         gtk_text_buffer_select_range (gtk_text_iter_get_buffer (iter), &start, &end);
 792 }
 793
 794 static gboolean
 795 quote_opened (GtkTextIter *iter)
 796 {
 797         GtkTextIter start;
 798         GtkTextBuffer *buffer;
 799         gboolean opened = FALSE;
 800
 801         buffer = gtk_text_iter_get_buffer (iter);
 802         gtk_text_buffer_get_start_iter (buffer, &start);
 803
 804         while (!gtk_text_iter_equal (&start, iter)) {
 805                 gunichar current_char = gtk_text_iter_get_char (&start);
 806                 if (current_char == '"')
 807                         opened = !opened;
 808                 else if (current_char == '\\')
 809                         gtk_text_iter_forward_char (&start);
 810                 if (!gtk_text_iter_equal (&start, iter))
 811                         gtk_text_iter_forward_char (&start);
 812
 813         }
 814         return opened;
 815
 816 }
 817
 818
 819 static gboolean
 820 modest_recpt_editor_on_key_press_event (GtkTextView *text_view,
 821                                           GdkEventKey *key,
 822                                           ModestRecptEditor *editor)
 823 {
 824         GtkTextMark *insert;
 825         GtkTextMark *selection;
 826         GtkTextBuffer * buffer;
 827         GtkTextIter location, selection_loc;
 828         GtkTextTag *tag;
 829
 830 #ifdef MODEST_TOOLKIT_HILDON2
 831         buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (text_view));
 832 #else
 833         buffer = gtk_text_view_get_buffer (text_view);
 834 #endif
 835         insert = gtk_text_buffer_get_insert (buffer);
 836         selection = gtk_text_buffer_get_selection_bound (buffer);
 837
 838         /* cases to cover:
 839          *    * cursor is on resolved recipient:
 840          *        - right should go to first character after the recipient (usually ; or ,)
 841          *        - left should fo to the first character before the recipient
 842          *        - return should run check names on the recipient.
 843          *    * cursor is just after a recipient:
 844          *        - right should go to the next character. If it's a recipient, should select
 845          *          it
 846          *        - left should go to the previous character. If it's a recipient, should go
 847          *          to the first character of the recipient, and select it.
 848          *    * cursor is on arbitrary text:
 849          *        - return should add a ; and go to the next line
 850          *        - left or right standard ones.
 851          *    * cursor is after a \n:
 852          *        - left should go to the character before the \n (as if \n was not a character)
 853          *    * cursor is before a \n:
 854          *        - right should go to the character after the \n
 855          */
 856
 857         gtk_text_buffer_get_iter_at_mark (buffer, &location, insert);
 858         gtk_text_buffer_get_iter_at_mark (buffer, &selection_loc, selection);
 859
 860         switch (key->keyval) {
 861         case GDK_Left:
 862         case GDK_KP_Left:
 863         {
 864                 gboolean cursor_ready = FALSE;
 865                 while (!cursor_ready) {
 866                         if (iter_previous_char (&location) == '\n') {
 867                                 gtk_text_iter_backward_char (&location);
 868                         } else {
 869                                 cursor_ready = TRUE;
 870                         }
 871                 }
 872                 tag = iter_has_recipient (&location);
 873                 if ((tag != NULL)&& (gtk_text_iter_is_start (&location) || !(gtk_text_iter_begins_tag (&location, tag)))) {
 874                         select_tag_of_iter (&location, tag);
 875                         gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
 876                         return TRUE;
 877                 }
 878                 gtk_text_iter_backward_char (&location);
 879                 tag = iter_has_recipient (&location);
 880                 if (tag != NULL)
 881                         select_tag_of_iter (&location, tag);
 882                 else {
 883                         gtk_text_buffer_place_cursor (buffer, &location);
 884                 }
 885                 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
 886
 887                 return TRUE;
 888         }
 889         break;
 890         case GDK_Right:
 891         case GDK_KP_Right:
 892         {
 893                 gboolean cursor_moved = FALSE;
 894
 895                 tag = iter_has_recipient (&location);
 896                 if ((tag != NULL)&&(!gtk_text_iter_ends_tag (&location, tag))) {
 897                         gtk_text_iter_forward_to_tag_toggle (&location, tag);
 898                         while (gtk_text_iter_get_char (&location) == '\n')
 899                                 gtk_text_iter_forward_char (&location);
 900                         gtk_text_buffer_place_cursor (buffer, &location);
 901                         gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
 902                         return TRUE;
 903                 }
 904
 905                 while (gtk_text_iter_get_char (&location) == '\n') {
 906                         gtk_text_iter_forward_char (&location);
 907                         cursor_moved = TRUE;
 908                 }
 909                 if (!cursor_moved)
 910                         gtk_text_iter_forward_char (&location);
 911                 while (gtk_text_iter_get_char (&location) == '\n') {
 912                         gtk_text_iter_forward_char (&location);
 913                         cursor_moved = TRUE;
 914                 }
 915
 916                 tag = iter_has_recipient (&location);
 917                 if (tag != NULL)
 918                         select_tag_of_iter (&location, tag);
 919                 else
 920                         gtk_text_buffer_place_cursor (buffer, &location);
 921                 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
 922                 return TRUE;
 923         }
 924         break;
 925         case GDK_Return:
 926         case GDK_KP_Enter:
 927         {
 928                 gint insert_offset, selection_offset;
 929                 insert_offset = gtk_text_iter_get_offset (&location);
 930                 selection_offset = gtk_text_iter_get_offset (&selection_loc);
 931                 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
 932                 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
 933                 if (selection_offset > insert_offset)
 934                         location = selection_loc;
 935                 tag = iter_has_recipient (&location);
 936                 if (tag != NULL) {
 937                         gtk_text_buffer_get_end_iter (buffer, &location);
 938                         gtk_text_buffer_place_cursor (buffer, &location);
 939                         if ((iter_previous_char (&location) != ';')&&(iter_previous_char (&location) != ','))
 940                                 gtk_text_buffer_insert_at_cursor (buffer, ";", -1);
 941                         gtk_text_buffer_insert_at_cursor (buffer, "\n", -1);
 942                 } else {
 943                         gunichar prev_char = iter_previous_char (&location);
 944                         if ((gtk_text_iter_is_start (&location))||(prev_char == '\n')
 945                             ||(prev_char == ';')||(prev_char == ','))
 946                                 g_signal_emit_by_name (G_OBJECT (editor), "open-addressbook");
 947                         else {
 948                                 if ((prev_char != ';') && (prev_char != ','))
 949                                         gtk_text_buffer_insert_at_cursor (buffer, ";", -1);
 950                                 gtk_text_buffer_insert_at_cursor (buffer, "\n", -1);
 951                         }
 952                 }
 953                 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
 954                 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
 955                 return TRUE;
 956         }
 957         break;
 958         case GDK_BackSpace:
 959         {
 960                 #if GTK_CHECK_VERSION(2, 10, 0) /* gtk_text_buffer_get_has_selection is only available in GTK+ 2.10 */
 961                 if (gtk_text_buffer_get_has_selection (buffer)) {
 962                         gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
 963                         return TRUE;
 964                 }
 965                 #else
 966                 if (gtk_text_buffer_get_selection_bounds (buffer, NULL, NULL)) {
 967                         gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
 968                         return TRUE;
 969                 }
 970                 #endif
 971
 972                 tag = prev_iter_has_recipient (&location);
 973                 if (tag != NULL) {
 974                         GtkTextIter iter_in_tag;
 975                         iter_in_tag = location;
 976                         gtk_text_iter_backward_char (&iter_in_tag);
 977                         select_tag_of_iter (&iter_in_tag, tag);
 978                         gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
 979                         return TRUE;
 980                 }
 981                 return FALSE;
 982         }
 983         break;
 984         default:
 985                 return FALSE;
 986         }
 987 }
 988
 989 /* NOTE: before calling this function be sure that both
 990    modest_recpt_editor_on_insert_text and
 991    modest_recpt_editor_on_insert_text_after won't be triggered during
 992    the execution of the procedure. You'll have to block both signal
 993    handlers otherwise you'll get an infinite loop and most likely a
 994    SIGSEV caused by a stack overflow */
 995 static void
 996 modest_recpt_editor_add_tags (ModestRecptEditor *editor,
 997                               const gchar * recipient_id)
 998 {
 999
1000         ModestRecptEditorPrivate *priv = MODEST_RECPT_EDITOR_GET_PRIVATE (editor);
1001 #ifdef MODEST_TOOLKIT_HILDON2
1002         GtkTextBuffer *buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
1003 #else
1004         GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
1005 #endif
1006         GtkTextTag *tag;
1007         GtkTextIter start, end;
1008         gchar * buffer_contents;
1009         GtkTextIter start_match, end_match;
1010
1011         /* This would move the cursor to the end of the buffer
1012            containing new line character. */
1013         gtk_text_buffer_get_bounds (buffer, &start, &end);
1014         buffer_contents = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
1015         gtk_text_buffer_set_text(buffer,buffer_contents,strlen(buffer_contents));
1016
1017         tag = gtk_text_buffer_create_tag (buffer, NULL,
1018                                           "underline", PANGO_UNDERLINE_SINGLE,
1019                                           "wrap-mode", GTK_WRAP_NONE,
1020                                           "editable", TRUE, NULL);
1021
1022         g_object_set_data (G_OBJECT (tag), "recipient-tag-id", GINT_TO_POINTER (RECIPIENT_TAG_ID));
1023         g_object_set_data_full (G_OBJECT (tag), "recipient-id", g_strdup (recipient_id), (GDestroyNotify) g_free);
1024
1025         /* Formatting the buffer content by applying tag */
1026         gtk_text_buffer_get_bounds (buffer, &start, &end);
1027         while (gtk_text_iter_forward_search(&start, ";",
1028                                             GTK_TEXT_SEARCH_TEXT_ONLY |
1029                                             GTK_TEXT_SEARCH_VISIBLE_ONLY,
1030                                             &start_match, &end_match, &end )) {
1031                 int offset;
1032
1033                 gtk_text_buffer_apply_tag(buffer, tag, &start, &start_match);
1034                 offset = gtk_text_iter_get_offset (&end_match);
1035                 gtk_text_buffer_get_iter_at_offset(buffer, &start, offset);
1036         }
1037         g_free (buffer_contents);
1038 }
1039
1040 void
1041 modest_recpt_editor_grab_focus (ModestRecptEditor *recpt_editor)
1042 {
1043         ModestRecptEditorPrivate *priv;
1044
1045         g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
1046         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1047
1048         if (GTK_WIDGET_VISIBLE (recpt_editor)) {
1049                 gtk_widget_grab_focus (priv->text_view);
1050         }
1051 }
1052
1053 gboolean
1054 modest_recpt_editor_has_focus (ModestRecptEditor *recpt_editor)
1055 {
1056         ModestRecptEditorPrivate *priv;
1057
1058         g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), FALSE);
1059         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1060
1061         return GTK_WIDGET_VISIBLE (priv->text_view) &&
1062                 gtk_widget_is_focus (priv->text_view);
1063 }
1064
1065 void
1066 modest_recpt_editor_set_show_abook_button (ModestRecptEditor *recpt_editor, gboolean show)
1067 {
1068         ModestRecptEditorPrivate *priv;
1069
1070         g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
1071         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1072
1073         priv->show_abook = show;
1074
1075         if (show)
1076                 gtk_widget_show (priv->abook_button);
1077         else
1078                 gtk_widget_hide (priv->abook_button);
1079 }
1080
1081 gboolean
1082 modest_recpt_editor_get_show_abook_button (ModestRecptEditor *recpt_editor, gboolean show)
1083 {
1084         ModestRecptEditorPrivate *priv;
1085
1086         g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), FALSE);
1087         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1088
1089         return priv->show_abook;
1090
1091 }
1092
1093 static void
1094 modest_recpt_editor_finalize (GObject *object)
1095 {
1096         ModestRecptEditorPrivate *priv;
1097         priv = MODEST_RECPT_EDITOR_GET_PRIVATE (object);
1098
1099         if (g_signal_handler_is_connected (object, priv->on_mark_set_handler))
1100                 g_signal_handler_disconnect (object, priv->on_mark_set_handler);
1101         priv->on_mark_set_handler = 0;
1102
1103         if (priv->recipients) {
1104                 g_free (priv->recipients);
1105                 priv->recipients = NULL;
1106         }
1107
1108         (*parent_class->finalize) (object);
1109
1110         return;
1111 }
1112
1113 static void
1114 modest_recpt_editor_class_init (ModestRecptEditorClass *klass)
1115 {
1116         GObjectClass *object_class;
1117
1118         parent_class = g_type_class_peek_parent (klass);
1119         object_class = (GObjectClass*) klass;
1120
1121         object_class->finalize = modest_recpt_editor_finalize;
1122
1123         g_type_class_add_private (object_class, sizeof (ModestRecptEditorPrivate));
1124
1125         signals[OPEN_ADDRESSBOOK_SIGNAL] =
1126                 g_signal_new ("open-addressbook",
1127                               G_TYPE_FROM_CLASS (object_class),
1128                               G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
1129                               G_STRUCT_OFFSET (ModestRecptEditorClass, open_addressbook),
1130                               NULL, NULL,
1131                               g_cclosure_marshal_VOID__VOID,
1132                               G_TYPE_NONE, 0);
1133
1134         return;
1135 }
1136
1137 GType
1138 modest_recpt_editor_get_type (void)
1139 {
1140         static GType type = 0;
1141
1142         if (G_UNLIKELY(type == 0))
1143         {
1144                 static const GTypeInfo info =
1145                 {
1146                   sizeof (ModestRecptEditorClass),
1147                   NULL,   /* base_init */
1148                   NULL,   /* base_finalize */
1149                   (GClassInitFunc) modest_recpt_editor_class_init,   /* class_init */
1150                   NULL,   /* class_finalize */
1151                   NULL,   /* class_data */
1152                   sizeof (ModestRecptEditor),
1153                   0,      /* n_preallocs */
1154                   modest_recpt_editor_instance_init    /* instance_init */
1155                 };
1156
1157                 type = g_type_register_static (GTK_TYPE_HBOX,
1158                         "ModestRecptEditor",
1159                         &info, 0);
1160
1161         }
1162
1163         return type;
1164 }