1 /* Copyright (c) 2007, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
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.
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.
32 #include <glib/gi18n-lib.h>
34 #include <gtk/gtkscrolledwindow.h>
35 #include <gtk/gtktextview.h>
36 #include <gtk/gtkimage.h>
37 #include <gtk/gtkbutton.h>
39 #include <modest-text-utils.h>
40 #include <modest-recpt-editor.h>
41 #include <modest-scroll-text.h>
42 #include <pango/pango-attributes.h>
44 #include <gdk/gdkkeysyms.h>
46 #include <modest-ui-constants.h>
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*/
53 #define RECPT_BUTTON_WIDTH_HILDON2 118
56 static GObjectClass *parent_class = NULL;
58 #define RECIPIENT_TAG_ID "recpt-id"
62 OPEN_ADDRESSBOOK_SIGNAL,
66 typedef struct _ModestRecptEditorPrivate ModestRecptEditorPrivate;
68 struct _ModestRecptEditorPrivate
71 GtkWidget *abook_button;
72 GtkWidget *scrolled_window;
74 gulong on_mark_set_handler;
78 #define MODEST_RECPT_EDITOR_GET_PRIVATE(o) \
79 (G_TYPE_INSTANCE_GET_PRIVATE ((o), MODEST_TYPE_RECPT_EDITOR, ModestRecptEditorPrivate))
81 static guint signals[LAST_SIGNAL] = {0};
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);
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,
95 ModestRecptEditor *editor);
96 static void modest_recpt_editor_on_mark_set (GtkTextBuffer *buffer,
99 ModestRecptEditor *editor);
100 static void modest_recpt_editor_on_insert_text (GtkTextBuffer *buffer,
101 GtkTextIter *location,
104 ModestRecptEditor *editor);
105 static void modest_recpt_editor_on_insert_text_after (GtkTextBuffer *buffer,
106 GtkTextIter *location,
109 ModestRecptEditor *editor);
110 static gboolean modest_recpt_editor_on_key_press_event (GtkTextView *text_view,
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, gboolean grow, gboolean left_not_right);
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);
124 * modest_recpt_editor_new:
126 * Return value: a new #ModestRecptEditor instance implemented for Gtk+
129 modest_recpt_editor_new (void)
131 ModestRecptEditor *self = g_object_new (MODEST_TYPE_RECPT_EDITOR,
132 "homogeneous", FALSE,
133 "spacing", MODEST_MARGIN_NONE,
136 return GTK_WIDGET (self);
140 modest_recpt_editor_set_recipients (ModestRecptEditor *recpt_editor, const gchar *recipients)
142 ModestRecptEditorPrivate *priv;
143 GtkTextBuffer *buffer = NULL;
144 gchar *valid_recipients = NULL;
146 g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
147 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
149 #ifdef MODEST_TOOLKIT_HILDON2
150 buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
152 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
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);
168 modest_recpt_editor_add_recipients (ModestRecptEditor *recpt_editor, const gchar *recipients)
170 ModestRecptEditorPrivate *priv;
171 GtkTextBuffer *buffer = NULL;
173 gchar *string_to_add;
175 g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
176 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
178 if (recipients == NULL)
181 #ifdef MODEST_TOOLKIT_HILDON2
182 buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
184 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
187 if (gtk_text_buffer_get_char_count (buffer) > 0) {
188 string_to_add = g_strconcat (";\n", recipients, NULL);
190 string_to_add = g_strdup (recipients);
193 gtk_text_buffer_get_end_iter (buffer, &iter);
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);
198 gtk_text_buffer_insert (buffer, &iter, string_to_add, -1);
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);
203 if (GTK_WIDGET_REALIZED (recpt_editor))
204 gtk_widget_queue_resize (GTK_WIDGET (recpt_editor));
206 g_free (string_to_add);
210 modest_recpt_editor_add_resolved_recipient (ModestRecptEditor *recpt_editor, GSList *email_list, const gchar * recipient_id)
212 ModestRecptEditorPrivate *priv;
213 GtkTextBuffer *buffer = NULL;
214 GtkTextIter start, end, iter;
216 gboolean is_first_recipient = TRUE;
218 g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
219 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
221 #ifdef MODEST_TOOLKIT_HILDON2
222 buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
224 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
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;
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);
240 gtk_text_buffer_insert (buffer, &end, ";\n", -1);
242 g_free (buffer_contents);
245 gtk_text_buffer_get_end_iter (buffer, &iter);
247 for (node = email_list; node != NULL; node = g_slist_next (node)) {
248 gchar *recipient = (gchar *) node->data;
250 if ((recipient) && (strlen (recipient) != 0)) {
252 if (!is_first_recipient)
253 gtk_text_buffer_insert (buffer, &iter, "\n", -1);
255 gtk_text_buffer_insert (buffer, &iter, recipient, -1);
256 gtk_text_buffer_insert (buffer, &iter, ";", -1);
257 is_first_recipient = FALSE;
260 modest_recpt_editor_add_tags (recpt_editor, recipient_id);
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);
267 modest_recpt_editor_replace_with_resolved_recipient (ModestRecptEditor *recpt_editor,
268 GtkTextIter *start, GtkTextIter *end,
269 GSList *email_list, const gchar * recipient_id)
271 GSList *email_lists_list;
272 GSList *recipient_ids_list;
274 email_lists_list = g_slist_append (NULL, email_list);
275 recipient_ids_list = g_slist_append (NULL, (gpointer) recipient_id);
277 modest_recpt_editor_replace_with_resolved_recipients (recpt_editor, start, end,
278 email_lists_list, recipient_ids_list);
280 g_slist_free (email_lists_list);
281 g_slist_free (recipient_ids_list);
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)
290 ModestRecptEditorPrivate *priv;
291 GtkTextBuffer *buffer;
294 gboolean is_first_recipient = TRUE;
296 g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
297 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
299 #ifdef MODEST_TOOLKIT_HILDON2
300 buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
302 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
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);
307 gtk_text_buffer_delete (buffer, start, end);
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;
313 tag = gtk_text_buffer_create_tag (buffer, NULL,
314 "underline", PANGO_UNDERLINE_SINGLE,
315 "wrap-mode", GTK_WRAP_NONE,
316 "editable", TRUE, NULL);
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);
321 for (node = email_list; node != NULL; node = g_slist_next (node)) {
322 gchar *recipient = (gchar *) node->data;
324 if ((recipient) && (strlen (recipient) != 0)) {
326 if (!is_first_recipient || !gtk_text_iter_is_start(start))
327 gtk_text_buffer_insert (buffer, start, "\n", -1);
329 gtk_text_buffer_insert_with_tags (buffer, start, recipient, -1, tag, NULL);
331 if (node->next != NULL)
332 gtk_text_buffer_insert (buffer, start, ";", -1);
333 is_first_recipient = FALSE;
337 email_lists_list = g_slist_next (email_lists_list);
338 recipient_ids_list = g_slist_next (recipient_ids_list);
340 /* Add a separator between lists of emails*/
341 if (recipient_ids_list)
342 gtk_text_buffer_insert (buffer, start, ";", -1);
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);
351 modest_recpt_editor_get_recipients (ModestRecptEditor *recpt_editor)
353 ModestRecptEditorPrivate *priv;
354 GtkTextBuffer *buffer = NULL;
355 GtkTextIter start, end;
357 g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), NULL);
358 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
360 if (priv->recipients != NULL) {
361 g_free (priv->recipients);
362 priv->recipients = NULL;
365 #ifdef MODEST_TOOKIT_HILDON2
366 buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
368 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
371 gtk_text_buffer_get_start_iter (buffer, &start);
372 gtk_text_buffer_get_end_iter (buffer, &end);
374 priv->recipients = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
376 return priv->recipients;
381 modest_recpt_editor_instance_init (GTypeInstance *instance, gpointer g_class)
383 ModestRecptEditorPrivate *priv;
384 GtkWidget *abook_icon;
385 GtkWidget *abook_align;
386 GtkTextBuffer *buffer;
388 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (instance);
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);
397 gtk_button_set_relief (GTK_BUTTON (priv->abook_button), GTK_RELIEF_NONE);
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);
405 abook_icon = gtk_image_new_from_icon_name ("qgn_list_addressbook", GTK_ICON_SIZE_BUTTON);
407 gtk_container_add (GTK_CONTAINER (priv->abook_button), abook_icon);
409 #ifdef MODEST_TOOLKIT_HILDON2
410 priv->text_view = hildon_text_view_new ();
412 priv->text_view = gtk_text_view_new ();
414 /* Auto-capitalization is the default, so let's turn it off: */
416 hildon_gtk_text_view_set_input_mode (GTK_TEXT_VIEW (priv->text_view),
417 HILDON_GTK_INPUT_MODE_FULL);
420 priv->recipients = NULL;
422 #ifdef MODEST_TOOLKIT_HILDON2
423 priv->scrolled_window = NULL;
424 gtk_box_pack_start (GTK_BOX (instance), priv->text_view, TRUE, TRUE, 0);
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); */
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); */
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);
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);
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);
447 gtk_widget_set_size_request (priv->text_view, 75, -1);
449 #ifdef MODEST_TOOLKIT_HILDON2
450 buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
452 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
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),
460 g_signal_connect_after (G_OBJECT (buffer), "insert-text",
461 G_CALLBACK (modest_recpt_editor_on_insert_text_after),
464 priv->on_mark_set_handler = g_signal_connect (G_OBJECT (buffer), "mark-set",
465 G_CALLBACK (modest_recpt_editor_on_mark_set),
472 modest_recpt_editor_set_field_size_group (ModestRecptEditor *recpt_editor, GtkSizeGroup *size_group)
474 ModestRecptEditorPrivate *priv;
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);
480 #ifdef MODEST_TOOLKIT_HILDON2
481 gtk_size_group_add_widget (size_group, priv->text_view);
483 gtk_size_group_add_widget (size_group, priv->scrolled_window);
488 modest_recpt_editor_get_buffer (ModestRecptEditor *recpt_editor)
490 ModestRecptEditorPrivate *priv;
492 g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), NULL);
493 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
495 #ifdef MODEST_TOOLKIT_HILDON2
496 return hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
498 return gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
503 modest_recpt_editor_on_abook_clicked (GtkButton *button, ModestRecptEditor *editor)
505 g_return_if_fail (MODEST_IS_RECPT_EDITOR (editor));
507 g_signal_emit_by_name (G_OBJECT (editor), "open-addressbook");
511 modest_recpt_editor_on_mark_set (GtkTextBuffer *buffer,
514 ModestRecptEditor *recpt_editor)
516 ModestRecptEditorPrivate *priv;
517 GtkTextIter insert_iter, selection_iter;
518 GtkTextMark *selection_bound;
521 gboolean selection_changed = FALSE;
522 gboolean select_to_left;
524 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
526 buffer = modest_recpt_editor_get_buffer (recpt_editor);
527 selection_bound = gtk_text_buffer_get_selection_bound (buffer);
528 insert = gtk_text_buffer_get_insert (buffer);
530 if (mark != selection_bound && mark != insert)
533 gtk_text_buffer_get_iter_at_mark (buffer, &insert_iter, insert);
534 gtk_text_buffer_get_iter_at_mark (buffer, &selection_iter, selection_bound);
536 select_to_left = gtk_text_iter_get_offset (&selection_iter) > gtk_text_iter_get_offset (&insert_iter);
538 tag = iter_has_recipient (&insert_iter);
540 if (select_to_left) {
541 if (!gtk_text_iter_begins_tag (&insert_iter, tag)) {
542 gtk_text_iter_backward_to_tag_toggle (&insert_iter, tag);
543 selection_changed = TRUE;
546 gtk_text_iter_forward_to_tag_toggle (&insert_iter, tag);
547 selection_changed = TRUE;
551 tag = iter_has_recipient (&selection_iter);
553 if (select_to_left) {
554 gtk_text_iter_forward_to_tag_toggle (&selection_iter, tag);
555 selection_changed = TRUE;
557 if (!gtk_text_iter_begins_tag (&selection_iter, tag)) {
558 gtk_text_iter_backward_to_tag_toggle (&selection_iter, tag);
559 selection_changed = TRUE;
564 if (selection_changed) {
565 /* We block this signal handler in order to prevent a
566 stack overflow caused by recursive calls to this
567 handler as the select_range call could issue a
569 g_signal_handler_block (buffer, priv->on_mark_set_handler);
570 gtk_text_buffer_select_range (buffer, &insert_iter, &selection_iter);
571 g_signal_handler_unblock (buffer, priv->on_mark_set_handler);
576 modest_recpt_editor_on_focus_in (GtkTextView *text_view,
577 GdkEventFocus *event,
578 ModestRecptEditor *editor)
580 ModestRecptEditorPrivate *priv = MODEST_RECPT_EDITOR_GET_PRIVATE (editor);
581 gtk_text_view_place_cursor_onscreen (GTK_TEXT_VIEW (priv->text_view));
587 is_valid_insert (const gchar *text, gint len)
592 gboolean quoted = FALSE;
593 const gchar *current, *next_current;
598 while (((len == -1)||(i < len)) && (*current != '\0')) {
599 c = g_utf8_get_char (current);
600 next_current = g_utf8_next_char (current);
601 if (next_current && *next_current != '\0')
602 next_c = g_utf8_get_char (g_utf8_next_char (current));
605 if (!quoted && ((c == g_utf8_get_char(",") || c == g_utf8_get_char (";")))) {
606 if ((next_c != 0) && (next_c != g_utf8_get_char ("\n")))
609 current = g_utf8_next_char (next_current);
613 if (c == 0x2022 || c == 0xfffc ||
614 c == g_utf8_get_char ("\n") ||
615 c == g_utf8_get_char ("\t"))
617 if (c == g_utf8_get_char ("\""))
619 current = g_utf8_next_char (current);
626 create_valid_text (const gchar *text, gint len)
632 gboolean quoted = FALSE;
633 const gchar *current, *next_current;
638 str = g_string_new ("");
641 while (((len == -1)||(i < len)) && (*current != '\0')) {
642 c = g_utf8_get_char (current);
643 next_current = g_utf8_next_char (current);
644 if (next_current && *next_current != '\0')
645 next_c = g_utf8_get_char (g_utf8_next_char (current));
648 if (c != 0x2022 && c != 0xfffc &&
649 c != g_utf8_get_char ("\n") &&
650 c != g_utf8_get_char ("\t"))
651 str = g_string_append_unichar (str, c);
652 if (!quoted && ((c == g_utf8_get_char(",") || c == g_utf8_get_char (";")))) {
653 if ((next_c != 0) && (next_c != g_utf8_get_char ("\n"))) {
654 gchar *last_separator = MAX (g_utf8_strrchr(str->str, -1, g_utf8_get_char (",")),
655 g_utf8_strrchr(str->str, -1, g_utf8_get_char (";")));
656 if (last_separator) {
657 gchar *last_at = g_utf8_strrchr (str->str, -1, g_utf8_get_char ("@"));
659 if (last_at < last_separator)
660 str = g_string_append_c (str, '\n');
663 if (g_utf8_strrchr (str->str, -1, g_utf8_get_char ("@")))
664 str = g_string_append_c (str, '\n');
668 if (c == g_utf8_get_char ("\""))
670 current = g_utf8_next_char (current);
674 return g_string_free (str, FALSE);
677 /* Called after the default handler, and thus after the text was
678 inserted. We use this to insert a break after a ',' or a ';'*/
680 modest_recpt_editor_on_insert_text_after (GtkTextBuffer *buffer,
681 GtkTextIter *location,
684 ModestRecptEditor *editor)
688 ModestRecptEditorPrivate *priv = MODEST_RECPT_EDITOR_GET_PRIVATE (editor);
691 /* We must go backwards twice as location points to the next
692 valid position to insert text */
693 if (!gtk_text_iter_backward_chars (&prev, 2))
696 prev_char = gtk_text_iter_get_char (&prev);
697 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
698 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
699 if ((prev_char == ';'||prev_char == ',')&&(!quote_opened(&prev))) {
701 gtk_text_iter_forward_char (&prev);
702 gtk_text_buffer_insert (buffer, &prev, "\n",-1);
703 insert = gtk_text_buffer_get_insert (buffer);
704 gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (priv->text_view), &prev, 0.0,TRUE, 0.0, 1.0);
706 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
707 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
710 /* Called before the default handler, we use it to validate the inputs */
712 modest_recpt_editor_on_insert_text (GtkTextBuffer *buffer,
713 GtkTextIter *location,
716 ModestRecptEditor *editor)
721 if (!is_valid_insert (text, len)) {
722 gchar *new_text = create_valid_text (text, len);
723 g_signal_stop_emission_by_name (G_OBJECT (buffer), "insert-text");
724 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
725 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
726 gtk_text_buffer_insert (buffer, location, new_text, -1);
727 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
728 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
733 if (iter_has_recipient (location)) {
734 gtk_text_buffer_get_end_iter (buffer, location);
735 gtk_text_buffer_place_cursor (buffer, location);
740 iter_has_recipient (GtkTextIter *iter)
743 GtkTextTag *result = NULL;
745 tags = gtk_text_iter_get_tags (iter);
747 for (node = tags; node != NULL; node = g_slist_next (node)) {
748 GtkTextTag *tag = GTK_TEXT_TAG (node->data);
750 if (g_object_get_data (G_OBJECT (tag), "recipient-tag-id")) {
760 prev_iter_has_recipient (GtkTextIter *iter)
765 gtk_text_iter_backward_char (&prev);
766 return iter_has_recipient (&prev);
769 /* static GtkTextTag * */
770 /* next_iter_has_recipient (GtkTextIter *iter) */
772 /* GtkTextIter next; */
775 /* return iter_has_recipient (&next); */
779 iter_previous_char (GtkTextIter *iter)
784 gtk_text_iter_backward_char (&prev);
785 return gtk_text_iter_get_char (&prev);
788 /* static gunichar */
789 /* iter_next_char (GtkTextIter *iter) */
791 /* GtkTextIter next; */
794 /* gtk_text_iter_forward_char (&next); */
795 /* return gtk_text_iter_get_char (&next); */
799 select_tag_of_iter (GtkTextIter *iter, GtkTextTag *tag, gboolean grow, gboolean left_not_right)
801 GtkTextIter start, end;
804 if (!gtk_text_iter_begins_tag (&start, tag)) {
805 gtk_text_iter_backward_to_tag_toggle (&start, tag);
807 if (!left_not_right) {
808 gtk_text_buffer_select_range (gtk_text_iter_get_buffer (iter), &start, &start);
813 if (!gtk_text_iter_ends_tag (&end, tag)) {
814 gtk_text_iter_forward_to_tag_toggle (&end, tag);
816 if (left_not_right) {
817 gtk_text_buffer_select_range (gtk_text_iter_get_buffer (iter), &end, &end);
823 gtk_text_buffer_select_range (gtk_text_iter_get_buffer (iter), &start, &end);
825 gtk_text_buffer_select_range (gtk_text_iter_get_buffer (iter), &end, &start);
828 gtk_text_buffer_select_range (gtk_text_iter_get_buffer (iter), &start, &start);
830 gtk_text_buffer_select_range (gtk_text_iter_get_buffer (iter), &end, &end);
832 *iter = left_not_right?start:end;
836 quote_opened (GtkTextIter *iter)
839 GtkTextBuffer *buffer;
840 gboolean opened = FALSE;
842 buffer = gtk_text_iter_get_buffer (iter);
843 gtk_text_buffer_get_start_iter (buffer, &start);
845 while (!gtk_text_iter_equal (&start, iter)) {
846 gunichar current_char = gtk_text_iter_get_char (&start);
847 if (current_char == '"')
849 else if (current_char == '\\')
850 gtk_text_iter_forward_char (&start);
851 if (!gtk_text_iter_equal (&start, iter))
852 gtk_text_iter_forward_char (&start);
861 modest_recpt_editor_on_key_press_event (GtkTextView *text_view,
863 ModestRecptEditor *editor)
866 GtkTextMark *selection;
867 GtkTextBuffer * buffer;
868 GtkTextIter location, selection_loc;
870 gboolean shift_pressed;
871 gboolean select_to_left;
872 gboolean has_selection;
874 #ifdef MODEST_TOOLKIT_HILDON2
875 buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (text_view));
877 buffer = gtk_text_view_get_buffer (text_view);
879 insert = gtk_text_buffer_get_insert (buffer);
880 selection = gtk_text_buffer_get_selection_bound (buffer);
883 * * cursor is on resolved recipient:
884 * - right should go to first character after the recipient (usually ; or ,)
885 * - left should fo to the first character before the recipient
886 * - return should run check names on the recipient.
887 * * cursor is just after a recipient:
888 * - right should go to the next character. If it's a recipient, should select
890 * - left should go to the previous character. If it's a recipient, should go
891 * to the first character of the recipient, and select it.
892 * * cursor is on arbitrary text:
893 * - return should add a ; and go to the next line
894 * - left or right standard ones.
895 * * cursor is after a \n:
896 * - left should go to the character before the \n (as if \n was not a character)
897 * * cursor is before a \n:
898 * - right should go to the character after the \n
901 gtk_text_buffer_get_iter_at_mark (buffer, &location, insert);
902 gtk_text_buffer_get_iter_at_mark (buffer, &selection_loc, selection);
904 select_to_left = gtk_text_iter_get_offset (&selection_loc) > gtk_text_iter_get_offset (&location);
905 has_selection = gtk_text_iter_get_offset (&selection_loc) != gtk_text_iter_get_offset (&location);
906 shift_pressed = key->state & GDK_SHIFT_MASK;
908 switch (key->keyval) {
912 gboolean cursor_ready = FALSE;
913 GtkTextIter prev_location;
914 gboolean moved = TRUE;
916 prev_location = location;
917 while (!cursor_ready) {
918 if (moved && (iter_previous_char (&location) == '\n')) {
919 moved = gtk_text_iter_backward_char (&location);
924 tag = iter_has_recipient (&location);
925 if (has_selection && gtk_text_iter_ends_tag (&prev_location, tag)) {
926 gtk_text_iter_backward_to_tag_toggle (&prev_location, tag);
927 location = prev_location;
928 cursor_ready = FALSE;
930 while (moved && !cursor_ready) {
931 if (iter_previous_char (&location) == '\n') {
932 moved = gtk_text_iter_backward_char (&location);
939 if ((tag != NULL)&& (gtk_text_iter_is_start (&location) || !(gtk_text_iter_begins_tag (&location, tag)))) {
941 gtk_text_buffer_select_range (buffer, &location, &location);
943 select_tag_of_iter (&location, tag, select_to_left, TRUE);
945 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
948 gtk_text_buffer_select_range (buffer, &location, &selection_loc);
952 gtk_text_iter_backward_char (&location);
953 tag = iter_has_recipient (&location);
955 select_tag_of_iter (&location, tag, select_to_left, TRUE);
957 gtk_text_buffer_place_cursor (buffer, &location);
959 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
962 gtk_text_buffer_select_range (buffer, &location, &selection_loc);
971 gboolean cursor_moved = FALSE;
972 gboolean moved = TRUE;
974 tag = iter_has_recipient (&location);
975 if ((tag != NULL)&&(!gtk_text_iter_ends_tag (&location, tag))) {
976 gtk_text_iter_forward_to_tag_toggle (&location, tag);
978 while (moved && (gtk_text_iter_get_char (&location) == '\n'))
979 moved = gtk_text_iter_forward_char (&location);
980 gtk_text_buffer_place_cursor (buffer, &location);
981 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
984 gtk_text_buffer_select_range (buffer, &location, &selection_loc);
990 while (moved && (gtk_text_iter_get_char (&location) == '\n')) {
991 moved = gtk_text_iter_forward_char (&location);
995 gtk_text_iter_forward_char (&location);
998 while (moved && (gtk_text_iter_get_char (&location) == '\n')) {
999 moved = gtk_text_iter_forward_char (&location);
1000 cursor_moved = TRUE;
1003 tag = iter_has_recipient (&location);
1005 select_tag_of_iter (&location, tag, !select_to_left, FALSE);
1007 gtk_text_buffer_place_cursor (buffer, &location);
1008 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), insert, 0.0, FALSE, 0.0, 1.0);
1010 if (shift_pressed) {
1011 gtk_text_buffer_select_range (buffer, &location, &selection_loc);
1019 gint insert_offset, selection_offset;
1020 insert_offset = gtk_text_iter_get_offset (&location);
1021 selection_offset = gtk_text_iter_get_offset (&selection_loc);
1022 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
1023 g_signal_handlers_block_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
1024 if (selection_offset > insert_offset)
1025 location = selection_loc;
1026 tag = iter_has_recipient (&location);
1028 gtk_text_buffer_get_end_iter (buffer, &location);
1029 gtk_text_buffer_place_cursor (buffer, &location);
1030 if ((iter_previous_char (&location) != ';')&&(iter_previous_char (&location) != ','))
1031 gtk_text_buffer_insert_at_cursor (buffer, ";", -1);
1032 gtk_text_buffer_insert_at_cursor (buffer, "\n", -1);
1034 gunichar prev_char = iter_previous_char (&location);
1035 if ((gtk_text_iter_is_start (&location))||(prev_char == '\n')
1036 ||(prev_char == ';')||(prev_char == ','))
1037 g_signal_emit_by_name (G_OBJECT (editor), "open-addressbook");
1039 if ((prev_char != ';') && (prev_char != ','))
1040 gtk_text_buffer_insert_at_cursor (buffer, ";", -1);
1041 gtk_text_buffer_insert_at_cursor (buffer, "\n", -1);
1044 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text, editor);
1045 g_signal_handlers_unblock_by_func (buffer, modest_recpt_editor_on_insert_text_after, editor);
1051 #if GTK_CHECK_VERSION(2, 10, 0) /* gtk_text_buffer_get_has_selection is only available in GTK+ 2.10 */
1052 if (gtk_text_buffer_get_has_selection (buffer)) {
1053 gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
1057 if (gtk_text_buffer_get_selection_bounds (buffer, NULL, NULL)) {
1058 gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
1063 tag = prev_iter_has_recipient (&location);
1065 GtkTextIter iter_in_tag;
1066 iter_in_tag = location;
1067 gtk_text_iter_backward_char (&iter_in_tag);
1068 select_tag_of_iter (&iter_in_tag, tag, FALSE, TRUE);
1069 gtk_text_buffer_delete_selection (buffer, TRUE, TRUE);
1080 static void _discard_chars (GtkTextIter *start, GtkTextIter *end)
1082 while (!gtk_text_iter_equal (start, end)) {
1083 gunichar c = gtk_text_iter_get_char (start);
1085 if (c == '\n' || c == ';' || c == ',' || c == ' ') {
1086 if (!gtk_text_iter_forward_char (start))
1095 /* NOTE: before calling this function be sure that both
1096 modest_recpt_editor_on_insert_text and
1097 modest_recpt_editor_on_insert_text_after won't be triggered during
1098 the execution of the procedure. You'll have to block both signal
1099 handlers otherwise you'll get an infinite loop and most likely a
1100 SIGSEV caused by a stack overflow */
1102 modest_recpt_editor_add_tags (ModestRecptEditor *editor,
1103 const gchar * recipient_id)
1106 ModestRecptEditorPrivate *priv = MODEST_RECPT_EDITOR_GET_PRIVATE (editor);
1107 #ifdef MODEST_TOOLKIT_HILDON2
1108 GtkTextBuffer *buffer = hildon_text_view_get_buffer (HILDON_TEXT_VIEW (priv->text_view));
1110 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (priv->text_view));
1113 GtkTextIter start, end;
1114 gchar * buffer_contents;
1115 GtkTextIter start_match, end_match;
1117 /* This would move the cursor to the end of the buffer
1118 containing new line character. */
1119 gtk_text_buffer_get_bounds (buffer, &start, &end);
1120 buffer_contents = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
1121 gtk_text_buffer_set_text(buffer,buffer_contents,strlen(buffer_contents));
1123 tag = gtk_text_buffer_create_tag (buffer, NULL,
1124 "underline", PANGO_UNDERLINE_SINGLE,
1125 "wrap-mode", GTK_WRAP_NONE,
1126 "editable", TRUE, NULL);
1128 g_object_set_data (G_OBJECT (tag), "recipient-tag-id", GINT_TO_POINTER (RECIPIENT_TAG_ID));
1129 g_object_set_data_full (G_OBJECT (tag), "recipient-id", g_strdup (recipient_id), (GDestroyNotify) g_free);
1131 /* Formatting the buffer content by applying tag */
1132 gtk_text_buffer_get_bounds (buffer, &start, &end);
1133 _discard_chars (&start, &end);
1134 while (gtk_text_iter_forward_search(&start, ";",
1135 GTK_TEXT_SEARCH_TEXT_ONLY |
1136 GTK_TEXT_SEARCH_VISIBLE_ONLY,
1137 &start_match, &end_match, &end )) {
1140 gtk_text_buffer_apply_tag(buffer, tag, &start, &start_match);
1141 offset = gtk_text_iter_get_offset (&end_match);
1142 gtk_text_buffer_get_iter_at_offset(buffer, &start, offset);
1143 _discard_chars (&start, &end);
1145 g_free (buffer_contents);
1149 modest_recpt_editor_grab_focus (ModestRecptEditor *recpt_editor)
1151 ModestRecptEditorPrivate *priv;
1153 g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
1154 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1156 if (GTK_WIDGET_VISIBLE (recpt_editor)) {
1157 gtk_widget_grab_focus (priv->text_view);
1162 modest_recpt_editor_has_focus (ModestRecptEditor *recpt_editor)
1164 ModestRecptEditorPrivate *priv;
1166 g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), FALSE);
1167 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1169 return GTK_WIDGET_VISIBLE (priv->text_view) &&
1170 gtk_widget_is_focus (priv->text_view);
1174 modest_recpt_editor_set_show_abook_button (ModestRecptEditor *recpt_editor, gboolean show)
1176 ModestRecptEditorPrivate *priv;
1178 g_return_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor));
1179 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1181 priv->show_abook = show;
1184 gtk_widget_show (priv->abook_button);
1186 gtk_widget_hide (priv->abook_button);
1190 modest_recpt_editor_get_show_abook_button (ModestRecptEditor *recpt_editor, gboolean show)
1192 ModestRecptEditorPrivate *priv;
1194 g_return_val_if_fail (MODEST_IS_RECPT_EDITOR (recpt_editor), FALSE);
1195 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (recpt_editor);
1197 return priv->show_abook;
1202 modest_recpt_editor_finalize (GObject *object)
1204 ModestRecptEditorPrivate *priv;
1205 priv = MODEST_RECPT_EDITOR_GET_PRIVATE (object);
1207 if (g_signal_handler_is_connected (object, priv->on_mark_set_handler))
1208 g_signal_handler_disconnect (object, priv->on_mark_set_handler);
1209 priv->on_mark_set_handler = 0;
1211 if (priv->recipients) {
1212 g_free (priv->recipients);
1213 priv->recipients = NULL;
1216 (*parent_class->finalize) (object);
1222 modest_recpt_editor_class_init (ModestRecptEditorClass *klass)
1224 GObjectClass *object_class;
1226 parent_class = g_type_class_peek_parent (klass);
1227 object_class = (GObjectClass*) klass;
1229 object_class->finalize = modest_recpt_editor_finalize;
1231 g_type_class_add_private (object_class, sizeof (ModestRecptEditorPrivate));
1233 signals[OPEN_ADDRESSBOOK_SIGNAL] =
1234 g_signal_new ("open-addressbook",
1235 G_TYPE_FROM_CLASS (object_class),
1236 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
1237 G_STRUCT_OFFSET (ModestRecptEditorClass, open_addressbook),
1239 g_cclosure_marshal_VOID__VOID,
1246 modest_recpt_editor_get_type (void)
1248 static GType type = 0;
1250 if (G_UNLIKELY(type == 0))
1252 static const GTypeInfo info =
1254 sizeof (ModestRecptEditorClass),
1255 NULL, /* base_init */
1256 NULL, /* base_finalize */
1257 (GClassInitFunc) modest_recpt_editor_class_init, /* class_init */
1258 NULL, /* class_finalize */
1259 NULL, /* class_data */
1260 sizeof (ModestRecptEditor),
1261 0, /* n_preallocs */
1262 modest_recpt_editor_instance_init /* instance_init */
1265 type = g_type_register_static (GTK_TYPE_HBOX,
1266 "ModestRecptEditor",