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xed/plugins/spell/xed-automatic-spell-checker.c

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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* xed-automatic-spell-checker.c
* This file is part of xed
*
* Copyright (C) 2002 Paolo Maggi
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/*
* Modified by the xed Team, 2002. See the AUTHORS file for a
* list of people on the xed Team.
* See the ChangeLog files for a list of changes.
*/
/* This is a modified version of gtkspell 2.0.5 (gtkspell.sf.net) */
/* gtkspell - a spell-checking addon for GTK's TextView widget
* Copyright (c) 2002 Evan Martin.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <glib/gi18n.h>
#include "xed-automatic-spell-checker.h"
#include "xed-spell-utils.h"
struct _XedAutomaticSpellChecker
{
XedDocument *doc;
GSList *views;
GtkTextMark *mark_insert_start;
GtkTextMark *mark_insert_end;
gboolean deferred_check;
GtkTextTag *tag_highlight;
GtkTextMark *mark_click;
XedSpellChecker *spell_checker;
};
static GQuark automatic_spell_checker_id = 0;
static GQuark suggestion_id = 0;
static void xed_automatic_spell_checker_free_internal (XedAutomaticSpellChecker *spell);
static void
view_destroy (XedView *view,
XedAutomaticSpellChecker *spell)
{
xed_automatic_spell_checker_detach_view (spell, view);
}
static void
check_word (XedAutomaticSpellChecker *spell,
GtkTextIter *start,
GtkTextIter *end)
{
gchar *word;
word = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (spell->doc), start, end, FALSE);
/*
g_print ("Check word: %s [%d - %d]\n", word, gtk_text_iter_get_offset (start),
gtk_text_iter_get_offset (end));
*/
if (!xed_spell_checker_check_word (spell->spell_checker, word, -1))
{
/*
g_print ("Apply tag: [%d - %d]\n", gtk_text_iter_get_offset (start),
gtk_text_iter_get_offset (end));
*/
gtk_text_buffer_apply_tag (GTK_TEXT_BUFFER (spell->doc), spell->tag_highlight, start, end);
}
g_free (word);
}
static void
check_range (XedAutomaticSpellChecker *spell,
GtkTextIter start,
GtkTextIter end,
gboolean force_all)
{
/* we need to "split" on word boundaries.
* luckily, Pango knows what "words" are
* so we don't have to figure it out. */
GtkTextIter wstart;
GtkTextIter wend;
GtkTextIter cursor;
GtkTextIter precursor;
gboolean highlight;
/*
g_print ("Check range: [%d - %d]\n", gtk_text_iter_get_offset (&start),
gtk_text_iter_get_offset (&end));
*/
if (gtk_text_iter_inside_word (&end))
{
gtk_text_iter_forward_word_end (&end);
}
if (!gtk_text_iter_starts_word (&start))
{
if (gtk_text_iter_inside_word (&start) || gtk_text_iter_ends_word (&start))
{
gtk_text_iter_backward_word_start (&start);
}
else
{
/* if we're neither at the beginning nor inside a word,
* me must be in some spaces.
* skip forward to the beginning of the next word. */
if (gtk_text_iter_forward_word_end (&start))
{
gtk_text_iter_backward_word_start (&start);
}
}
}
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (spell->doc),
&cursor,
gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (spell->doc)));
precursor = cursor;
gtk_text_iter_backward_char (&precursor);
highlight = gtk_text_iter_has_tag (&cursor, spell->tag_highlight) ||
gtk_text_iter_has_tag (&precursor, spell->tag_highlight);
gtk_text_buffer_remove_tag (GTK_TEXT_BUFFER (spell->doc), spell->tag_highlight, &start, &end);
/* Fix a corner case when replacement occurs at beginning of buffer:
* An iter at offset 0 seems to always be inside a word,
* even if it's not. Possibly a pango bug.
*/
if (gtk_text_iter_get_offset (&start) == 0)
{
gtk_text_iter_forward_word_end(&start);
gtk_text_iter_backward_word_start(&start);
}
wstart = start;
while (xed_spell_utils_skip_no_spell_check (&wstart, &end) && gtk_text_iter_compare (&wstart, &end) < 0)
{
gboolean inword;
/* move wend to the end of the current word. */
wend = wstart;
gtk_text_iter_forward_word_end (&wend);
inword = (gtk_text_iter_compare (&wstart, &cursor) < 0) && (gtk_text_iter_compare (&cursor, &wend) <= 0);
if (inword && !force_all)
{
/* this word is being actively edited,
* only check if it's already highligted,
* otherwise defer this check until later. */
if (highlight)
{
check_word (spell, &wstart, &wend);
}
else
{
spell->deferred_check = TRUE;
}
}
else
{
check_word (spell, &wstart, &wend);
spell->deferred_check = FALSE;
}
/* now move wend to the beginning of the next word, */
gtk_text_iter_forward_word_end (&wend);
gtk_text_iter_backward_word_start (&wend);
/* make sure we've actually advanced
* (we don't advance in some corner cases), */
if (gtk_text_iter_equal (&wstart, &wend))
{
break; /* we're done in these cases.. */
}
/* and then pick this as the new next word beginning. */
wstart = wend;
}
}
static void
check_deferred_range (XedAutomaticSpellChecker *spell,
gboolean force_all)
{
GtkTextIter start, end;
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (spell->doc), &start, spell->mark_insert_start);
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (spell->doc), &end, spell->mark_insert_end);
check_range (spell, start, end, force_all);
}
/* insertion works like this:
* - before the text is inserted, we mark the position in the buffer.
* - after the text is inserted, we see where our mark is and use that and
* the current position to check the entire range of inserted text.
*
* this may be overkill for the common case (inserting one character). */
static void
insert_text_before (GtkTextBuffer *buffer,
GtkTextIter *iter,
gchar *text,
gint len,
XedAutomaticSpellChecker *spell)
{
gtk_text_buffer_move_mark (buffer, spell->mark_insert_start, iter);
}
static void
insert_text_after (GtkTextBuffer *buffer,
GtkTextIter *iter,
gchar *text,
gint len,
XedAutomaticSpellChecker *spell)
{
GtkTextIter start;
/* we need to check a range of text. */
gtk_text_buffer_get_iter_at_mark (buffer, &start, spell->mark_insert_start);
check_range (spell, start, *iter, FALSE);
gtk_text_buffer_move_mark (buffer, spell->mark_insert_end, iter);
}
/* deleting is more simple: we're given the range of deleted text.
* after deletion, the start and end iters should be at the same position
* (because all of the text between them was deleted!).
* this means we only really check the words immediately bounding the
* deletion.
*/
static void
delete_range_after (GtkTextBuffer *buffer,
GtkTextIter *start,
GtkTextIter *end,
XedAutomaticSpellChecker *spell)
{
check_range (spell, *start, *end, FALSE);
}
static void
mark_set (GtkTextBuffer *buffer,
GtkTextIter *iter,
GtkTextMark *mark,
XedAutomaticSpellChecker *spell)
{
/* if the cursor has moved and there is a deferred check so handle it now */
if ((mark == gtk_text_buffer_get_insert (buffer)) && spell->deferred_check)
{
check_deferred_range (spell, FALSE);
}
}
static void
get_word_extents_from_mark (GtkTextBuffer *buffer,
GtkTextIter *start,
GtkTextIter *end,
GtkTextMark *mark)
{
gtk_text_buffer_get_iter_at_mark(buffer, start, mark);
if (!gtk_text_iter_starts_word (start))
{
gtk_text_iter_backward_word_start (start);
}
*end = *start;
if (gtk_text_iter_inside_word (end))
{
gtk_text_iter_forward_word_end (end);
}
}
static void
remove_tag_to_word (XedAutomaticSpellChecker *spell,
const gchar *word)
{
GtkTextIter iter;
GtkTextIter match_start, match_end;
gboolean found;
gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (spell->doc), &iter, 0);
found = TRUE;
while (found)
{
found = gtk_text_iter_forward_search (&iter,
word,
GTK_TEXT_SEARCH_VISIBLE_ONLY | GTK_TEXT_SEARCH_TEXT_ONLY,
&match_start,
&match_end,
NULL);
if (found)
{
if (gtk_text_iter_starts_word (&match_start) && gtk_text_iter_ends_word (&match_end))
{
gtk_text_buffer_remove_tag (GTK_TEXT_BUFFER (spell->doc),
spell->tag_highlight,
&match_start,
&match_end);
}
iter = match_end;
}
}
}
static void
add_to_dictionary (GtkWidget *menuitem,
XedAutomaticSpellChecker *spell)
{
gchar *word;
GtkTextIter start, end;
get_word_extents_from_mark (GTK_TEXT_BUFFER (spell->doc), &start, &end, spell->mark_click);
word = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (spell->doc), &start, &end, FALSE);
xed_spell_checker_add_word_to_personal (spell->spell_checker, word, -1);
g_free (word);
}
static void
ignore_all (GtkWidget *menuitem,
XedAutomaticSpellChecker *spell)
{
gchar *word;
GtkTextIter start, end;
get_word_extents_from_mark (GTK_TEXT_BUFFER (spell->doc), &start, &end, spell->mark_click);
word = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (spell->doc), &start, &end, FALSE);
xed_spell_checker_add_word_to_session (spell->spell_checker, word, -1);
g_free (word);
}
static void
replace_word (GtkWidget *menuitem,
XedAutomaticSpellChecker *spell)
{
gchar *oldword;
const gchar *newword;
GtkTextIter start, end;
get_word_extents_from_mark (GTK_TEXT_BUFFER (spell->doc), &start, &end, spell->mark_click);
oldword = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (spell->doc), &start, &end, FALSE);
newword = g_object_get_qdata (G_OBJECT (menuitem), suggestion_id);
g_return_if_fail (newword != NULL);
gtk_text_buffer_begin_user_action (GTK_TEXT_BUFFER (spell->doc));
gtk_text_buffer_delete (GTK_TEXT_BUFFER (spell->doc), &start, &end);
gtk_text_buffer_insert (GTK_TEXT_BUFFER (spell->doc), &start, newword, -1);
gtk_text_buffer_end_user_action (GTK_TEXT_BUFFER (spell->doc));
xed_spell_checker_set_correction (spell->spell_checker,
oldword, strlen (oldword),
newword, strlen (newword));
g_free (oldword);
}
static GtkWidget *
build_suggestion_menu (XedAutomaticSpellChecker *spell,
const gchar *word)
{
GtkWidget *topmenu, *menu;
GtkWidget *mi;
GSList *suggestions;
GSList *list;
gchar *label_text;
topmenu = menu = gtk_menu_new();
suggestions = xed_spell_checker_get_suggestions (spell->spell_checker, word, -1);
list = suggestions;
if (suggestions == NULL)
{
/* no suggestions. put something in the menu anyway... */
GtkWidget *label;
/* Translators: Displayed in the "Check Spelling" dialog if there are no suggestions for the current misspelled word */
label = gtk_label_new (_("(no suggested words)"));
mi = gtk_menu_item_new ();
gtk_widget_set_sensitive (mi, FALSE);
gtk_container_add (GTK_CONTAINER(mi), label);
gtk_widget_show_all (mi);
gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), mi);
}
else
{
gint count = 0;
/* build a set of menus with suggestions. */
while (suggestions != NULL)
{
GtkWidget *label;
if (count == 10)
{
/* Separator */
mi = gtk_menu_item_new ();
gtk_widget_show (mi);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), mi);
mi = gtk_menu_item_new_with_mnemonic (_("_More..."));
gtk_widget_show (mi);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), mi);
menu = gtk_menu_new ();
gtk_menu_item_set_submenu (GTK_MENU_ITEM (mi), menu);
count = 0;
}
label_text = g_strdup_printf ("<b>%s</b>", (gchar*) suggestions->data);
label = gtk_label_new (label_text);
gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
gtk_widget_set_halign (label, GTK_ALIGN_START);
mi = gtk_menu_item_new ();
gtk_container_add (GTK_CONTAINER (mi), label);
gtk_widget_show_all (mi);
gtk_menu_shell_append (GTK_MENU_SHELL (menu), mi);
g_object_set_qdata_full (G_OBJECT (mi),
suggestion_id,
g_strdup (suggestions->data),
(GDestroyNotify)g_free);
g_free (label_text);
g_signal_connect (mi, "activate",
G_CALLBACK (replace_word), spell);
count++;
suggestions = g_slist_next (suggestions);
}
}
/* free the suggestion list */
suggestions = list;
while (list)
{
g_free (list->data);
list = g_slist_next (list);
}
g_slist_free (suggestions);
/* Separator */
mi = gtk_menu_item_new ();
gtk_widget_show (mi);
gtk_menu_shell_append (GTK_MENU_SHELL (topmenu), mi);
/* Ignore all */
mi = gtk_menu_item_new_with_mnemonic (_("_Ignore All"));
g_signal_connect (mi, "activate",
G_CALLBACK(ignore_all), spell);
gtk_widget_show_all (mi);
gtk_menu_shell_append (GTK_MENU_SHELL (topmenu), mi);
/* + Add to Dictionary */
mi = gtk_menu_item_new_with_mnemonic (_("_Add"));
g_signal_connect (mi, "activate",
G_CALLBACK (add_to_dictionary), spell);
gtk_widget_show_all (mi);
gtk_menu_shell_append (GTK_MENU_SHELL (topmenu), mi);
return topmenu;
}
static void
populate_popup (GtkTextView *textview,
GtkMenu *menu,
XedAutomaticSpellChecker *spell)
{
GtkWidget *mi;
GtkTextIter start, end;
char *word;
/* we need to figure out if they picked a misspelled word. */
get_word_extents_from_mark (GTK_TEXT_BUFFER (spell->doc), &start, &end, spell->mark_click);
/* if our highlight algorithm ever messes up,
* this isn't correct, either. */
if (!gtk_text_iter_has_tag (&start, spell->tag_highlight))
{
return; /* word wasn't misspelled. */
}
/* menu separator comes first. */
mi = gtk_menu_item_new ();
gtk_widget_show (mi);
gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), mi);
/* then, on top of it, the suggestions menu. */
mi = gtk_menu_item_new_with_mnemonic (_("_Spelling Suggestions..."));
word = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (spell->doc), &start, &end, FALSE);
gtk_menu_item_set_submenu (GTK_MENU_ITEM (mi), build_suggestion_menu (spell, word));
g_free(word);
gtk_widget_show_all (mi);
gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), mi);
}
void
xed_automatic_spell_checker_recheck_all (XedAutomaticSpellChecker *spell)
{
GtkTextIter start, end;
g_return_if_fail (spell != NULL);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (spell->doc), &start, &end);
check_range (spell, start, end, TRUE);
}
static void
add_word_signal_cb (XedSpellChecker *checker,
const gchar *word,
gint len,
XedAutomaticSpellChecker *spell)
{
gchar *w;
if (len < 0)
{
w = g_strdup (word);
}
else
{
w = g_strndup (word, len);
}
remove_tag_to_word (spell, w);
g_free (w);
}
static void
set_language_cb (XedSpellChecker *checker,
const XedSpellCheckerLanguage *lang,
XedAutomaticSpellChecker *spell)
{
xed_automatic_spell_checker_recheck_all (spell);
}
static void
clear_session_cb (XedSpellChecker *checker,
XedAutomaticSpellChecker *spell)
{
xed_automatic_spell_checker_recheck_all (spell);
}
/* When the user right-clicks on a word, they want to check that word.
* Here, we do NOT move the cursor to the location of the clicked-upon word
* since that prevents the use of edit functions on the context menu.
*/
static gboolean
button_press_event (GtkTextView *view,
GdkEventButton *event,
XedAutomaticSpellChecker *spell)
{
if (event->button == 3)
{
gint x, y;
GtkTextIter iter;
GtkTextBuffer *buffer = gtk_text_view_get_buffer (view);
/* handle deferred check if it exists */
if (spell->deferred_check)
{
check_deferred_range (spell, TRUE);
}
gtk_text_view_window_to_buffer_coords (view, GTK_TEXT_WINDOW_TEXT, event->x, event->y, &x, &y);
gtk_text_view_get_iter_at_location (view, &iter, x, y);
gtk_text_buffer_move_mark (buffer, spell->mark_click, &iter);
}
return FALSE; /* false: let gtk process this event, too.
we don't want to eat any events. */
}
/* Move the insert mark before popping up the menu, otherwise it
* will contain the wrong set of suggestions.
*/
static gboolean
popup_menu_event (GtkTextView *view,
XedAutomaticSpellChecker *spell)
{
GtkTextIter iter;
GtkTextBuffer *buffer;
buffer = gtk_text_view_get_buffer (view);
/* handle deferred check if it exists */
if (spell->deferred_check)
{
check_deferred_range (spell, TRUE);
}
gtk_text_buffer_get_iter_at_mark (buffer, &iter, gtk_text_buffer_get_insert (buffer));
gtk_text_buffer_move_mark (buffer, spell->mark_click, &iter);
return FALSE;
}
static void
tag_table_changed (GtkTextTagTable *table,
XedAutomaticSpellChecker *spell)
{
g_return_if_fail (spell->tag_highlight != NULL);
gtk_text_tag_set_priority (spell->tag_highlight, gtk_text_tag_table_get_size (table) - 1);
}
static void
tag_added_or_removed (GtkTextTagTable *table,
GtkTextTag *tag,
XedAutomaticSpellChecker *spell)
{
tag_table_changed (table, spell);
}
static void
tag_changed (GtkTextTagTable *table,
GtkTextTag *tag,
gboolean size_changed,
XedAutomaticSpellChecker *spell)
{
tag_table_changed (table, spell);
}
static void
highlight_updated (GtkSourceBuffer *buffer,
GtkTextIter *start,
GtkTextIter *end,
XedAutomaticSpellChecker *spell)
{
check_range (spell, *start, *end, FALSE);
}
static void
spell_tag_destroyed (XedAutomaticSpellChecker *spell,
GObject *where_the_object_was)
{
spell->tag_highlight = NULL;
}
XedAutomaticSpellChecker *
xed_automatic_spell_checker_new (XedDocument *doc,
XedSpellChecker *checker)
{
XedAutomaticSpellChecker *spell;
GtkTextTagTable *tag_table;
GtkTextIter start, end;
g_return_val_if_fail (XED_IS_DOCUMENT (doc), NULL);
g_return_val_if_fail (XED_IS_SPELL_CHECKER (checker), NULL);
g_return_val_if_fail ((spell = xed_automatic_spell_checker_get_from_document (doc)) == NULL, spell);
/* attach to the widget */
spell = g_new0 (XedAutomaticSpellChecker, 1);
spell->doc = doc;
spell->spell_checker = g_object_ref (checker);
if (automatic_spell_checker_id == 0)
{
automatic_spell_checker_id = g_quark_from_string ("XedAutomaticSpellCheckerID");
}
if (suggestion_id == 0)
{
suggestion_id = g_quark_from_string ("XedAutoSuggestionID");
}
g_object_set_qdata_full (G_OBJECT (doc), automatic_spell_checker_id,
spell, (GDestroyNotify)xed_automatic_spell_checker_free_internal);
g_signal_connect (doc, "insert-text",
G_CALLBACK (insert_text_before), spell);
g_signal_connect_after (doc, "insert-text",
G_CALLBACK (insert_text_after), spell);
g_signal_connect_after (doc, "delete-range",
G_CALLBACK (delete_range_after), spell);
g_signal_connect (doc, "mark-set",
G_CALLBACK (mark_set), spell);
g_signal_connect (doc, "highlight-updated",
G_CALLBACK (highlight_updated), spell);
g_signal_connect (spell->spell_checker, "add_word_to_session",
G_CALLBACK (add_word_signal_cb), spell);
g_signal_connect (spell->spell_checker, "add_word_to_personal",
G_CALLBACK (add_word_signal_cb), spell);
g_signal_connect (spell->spell_checker, "clear_session",
G_CALLBACK (clear_session_cb), spell);
g_signal_connect (spell->spell_checker, "set_language",
G_CALLBACK (set_language_cb), spell);
spell->tag_highlight = gtk_text_buffer_create_tag (GTK_TEXT_BUFFER (doc),
"gtkspell-misspelled",
"underline", PANGO_UNDERLINE_ERROR,
NULL);
g_object_weak_ref (G_OBJECT (spell->tag_highlight), (GWeakNotify)spell_tag_destroyed, spell);
tag_table = gtk_text_buffer_get_tag_table (GTK_TEXT_BUFFER (doc));
gtk_text_tag_set_priority (spell->tag_highlight, gtk_text_tag_table_get_size (tag_table) - 1);
g_signal_connect (tag_table, "tag-added",
G_CALLBACK (tag_added_or_removed), spell);
g_signal_connect (tag_table, "tag-removed",
G_CALLBACK (tag_added_or_removed), spell);
g_signal_connect (tag_table, "tag-changed",
G_CALLBACK (tag_changed), spell);
/* we create the mark here, but we don't use it until text is
* inserted, so we don't really care where iter points. */
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (doc), &start, &end);
spell->mark_insert_start = gtk_text_buffer_get_mark (GTK_TEXT_BUFFER (doc),
"xed-automatic-spell-checker-insert-start");
if (spell->mark_insert_start == NULL)
{
spell->mark_insert_start = gtk_text_buffer_create_mark (GTK_TEXT_BUFFER (doc),
"xed-automatic-spell-checker-insert-start",
&start,
TRUE);
}
else
{
gtk_text_buffer_move_mark (GTK_TEXT_BUFFER (doc), spell->mark_insert_start, &start);
}
spell->mark_insert_end = gtk_text_buffer_get_mark (GTK_TEXT_BUFFER (doc),
"xed-automatic-spell-checker-insert-end");
if (spell->mark_insert_end == NULL)
{
spell->mark_insert_end = gtk_text_buffer_create_mark (GTK_TEXT_BUFFER (doc),
"xed-automatic-spell-checker-insert-end",
&start,
TRUE);
}
else
{
gtk_text_buffer_move_mark (GTK_TEXT_BUFFER (doc), spell->mark_insert_end, &start);
}
spell->mark_click = gtk_text_buffer_get_mark (GTK_TEXT_BUFFER (doc),
"xed-automatic-spell-checker-click");
if (spell->mark_click == NULL)
{
spell->mark_click = gtk_text_buffer_create_mark (GTK_TEXT_BUFFER (doc),
"xed-automatic-spell-checker-click",
&start,
TRUE);
}
else
{
gtk_text_buffer_move_mark (GTK_TEXT_BUFFER (doc), spell->mark_click, &start);
}
spell->deferred_check = FALSE;
return spell;
}
XedAutomaticSpellChecker *
xed_automatic_spell_checker_get_from_document (const XedDocument *doc)
{
g_return_val_if_fail (XED_IS_DOCUMENT (doc), NULL);
if (automatic_spell_checker_id == 0)
{
return NULL;
}
return g_object_get_qdata (G_OBJECT (doc), automatic_spell_checker_id);
}
void
xed_automatic_spell_checker_free (XedAutomaticSpellChecker *spell)
{
g_return_if_fail (spell != NULL);
g_return_if_fail (xed_automatic_spell_checker_get_from_document (spell->doc) == spell);
if (automatic_spell_checker_id == 0)
{
return;
}
g_object_set_qdata (G_OBJECT (spell->doc), automatic_spell_checker_id, NULL);
}
static void
xed_automatic_spell_checker_free_internal (XedAutomaticSpellChecker *spell)
{
GtkTextTagTable *table;
GtkTextIter start, end;
GSList *list;
g_return_if_fail (spell != NULL);
table = gtk_text_buffer_get_tag_table (GTK_TEXT_BUFFER (spell->doc));
if (table != NULL && spell->tag_highlight != NULL)
{
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (spell->doc), &start, &end);
gtk_text_buffer_remove_tag (GTK_TEXT_BUFFER (spell->doc), spell->tag_highlight, &start, &end);
g_signal_handlers_disconnect_matched (G_OBJECT (table),
G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
spell);
gtk_text_tag_table_remove (table, spell->tag_highlight);
}
g_signal_handlers_disconnect_matched (G_OBJECT (spell->doc),
G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
spell);
g_signal_handlers_disconnect_matched (G_OBJECT (spell->spell_checker),
G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
spell);
g_object_unref (spell->spell_checker);
list = spell->views;
while (list != NULL)
{
XedView *view = XED_VIEW (list->data);
g_signal_handlers_disconnect_matched (G_OBJECT (view),
G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
spell);
g_signal_handlers_disconnect_matched (G_OBJECT (view),
G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
spell);
list = g_slist_next (list);
}
g_slist_free (spell->views);
g_free (spell);
}
void
xed_automatic_spell_checker_attach_view (XedAutomaticSpellChecker *spell,
XedView *view)
{
g_return_if_fail (spell != NULL);
g_return_if_fail (XED_IS_VIEW (view));
g_return_if_fail (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)) == GTK_TEXT_BUFFER (spell->doc));
g_signal_connect (view, "button-press-event",
G_CALLBACK (button_press_event), spell);
g_signal_connect (view, "popup-menu",
G_CALLBACK (popup_menu_event), spell);
g_signal_connect (view, "populate-popup",
G_CALLBACK (populate_popup), spell);
g_signal_connect (view, "destroy",
G_CALLBACK (view_destroy), spell);
spell->views = g_slist_prepend (spell->views, view);
}
void
xed_automatic_spell_checker_detach_view (XedAutomaticSpellChecker *spell,
XedView *view)
{
g_return_if_fail (spell != NULL);
g_return_if_fail (XED_IS_VIEW (view));
g_return_if_fail (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)) == GTK_TEXT_BUFFER (spell->doc));
g_return_if_fail (spell->views != NULL);
g_signal_handlers_disconnect_matched (G_OBJECT (view),
G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
spell);
g_signal_handlers_disconnect_matched (G_OBJECT (view),
G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL,
spell);
spell->views = g_slist_remove (spell->views, view);
}
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