8 #include <yui/Libyui_config.h> 9 #include "ygtkrichtext.h" 13 #define IDENT_MARGIN 20 14 #define PARAGRAPH_SPACING 12 17 extern gchar *ygutils_convert_to_xhtml (
const char *instr);
19 G_DEFINE_TYPE (
YGtkRichText, ygtk_rich_text, YGTK_TYPE_TEXT_VIEW)
21 static guint link_clicked_signal;
22 static GdkColor link_color = { 0, 0, 0, 0xeeee };
27 static const char *get_link_at_iter (GtkTextView *text_view, GtkTextIter *iter)
30 GSList *tags = gtk_text_iter_get_tags (iter), *tagp;
31 for (tagp = tags; tagp != NULL; tagp = tagp->next) {
32 GtkTextTag *tag = (GtkTextTag*) tagp->data;
33 link = (
char*) g_object_get_data (G_OBJECT (tag),
"link");
42 static const char *get_link (GtkTextView *text_view, gint win_x, gint win_y)
44 gint buffer_x, buffer_y;
45 gtk_text_view_window_to_buffer_coords (GTK_TEXT_VIEW (text_view),
46 GTK_TEXT_WINDOW_WIDGET, win_x, win_y, &buffer_x, &buffer_y);
48 gtk_text_view_get_iter_at_location (text_view, &iter, buffer_x, buffer_y);
49 return get_link_at_iter (text_view, &iter);
54 static gboolean event_after (GtkWidget *text_view, GdkEvent *ev)
56 if (ev->type != GDK_BUTTON_RELEASE)
58 GtkTextIter start, end;
59 GtkTextBuffer *buffer;
60 GdkEventButton *
event = (GdkEventButton *) ev;
61 if (event->button != 1)
63 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
66 gtk_text_buffer_get_selection_bounds (buffer, &start, &end);
67 if (gtk_text_iter_get_offset (&start) != gtk_text_iter_get_offset (&end))
70 const char *link = get_link (GTK_TEXT_VIEW (text_view), event->x, event->y);
73 GtkTextMark *mark = gtk_text_buffer_get_mark (buffer, link + 1);
75 gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (text_view), mark, 0.4, TRUE, 0, 0);
78 g_signal_emit (YGTK_RICH_TEXT (text_view), link_clicked_signal, 0, link);
85 static int mystrcmp(
void *a,
void *b)
86 {
return g_ascii_strcasecmp (*(
char **)a, *(
char **)b); }
88 static gboolean isBlockTag (
const char *tag)
90 static const char *Tags[] =
91 {
"blockquote",
"dd",
"dl",
"dt",
"h1",
"h2",
"h3",
"h4",
"h5",
"li",
"p",
"pre" };
93 ret = bsearch (&tag, Tags,
sizeof (Tags)/
sizeof(
char*),
sizeof(
char *), (
void*)mystrcmp);
96 static gboolean isIdentTag (
const char *tag)
98 static const char *Tags[] =
99 {
"blockquote",
"dd",
"ol",
"ul" };
101 ret = bsearch (&tag, Tags,
sizeof (Tags)/
sizeof(
char*),
sizeof(
char *), (
void*)mystrcmp);
107 GtkWidget *widget = GTK_WIDGET (rtext);
108 GtkTextView *tview = GTK_TEXT_VIEW (rtext);
109 gtk_text_view_set_editable (tview, FALSE);
110 gtk_text_view_set_wrap_mode (tview, GTK_WRAP_WORD_CHAR);
111 gtk_text_view_set_pixels_below_lines (tview, 4);
112 gtk_text_view_set_left_margin (tview, 4);
115 GdkDisplay *display = gtk_widget_get_display (widget);
116 rtext->hand_cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
117 g_object_ref (rtext->hand_cursor);
119 gtk_widget_style_get (widget,
"link_color", &link_color, NULL);
120 g_signal_connect (tview,
"event-after",
121 G_CALLBACK (event_after), NULL);
124 GtkTextBuffer *buffer = gtk_text_view_get_buffer (tview);
126 gboolean reverse = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL;
127 const char *left_margin = reverse ?
"right-margin" :
"left-margin";
128 const char *right_margin = reverse ?
"left-margin" :
"right-margin";
130 gtk_text_buffer_create_tag (buffer,
"body", NULL);
131 gtk_text_buffer_create_tag (buffer,
"h1",
"weight", PANGO_WEIGHT_HEAVY,
132 "scale", PANGO_SCALE_XX_LARGE,
"pixels-below-lines", 16,
133 "foreground",
"#5c5c5c", NULL);
134 gtk_text_buffer_create_tag (buffer,
"h2",
"weight", PANGO_WEIGHT_ULTRABOLD,
135 "scale", PANGO_SCALE_X_LARGE,
"pixels-below-lines", 15,
136 "foreground",
"#5c5c5c", NULL);
137 gtk_text_buffer_create_tag (buffer,
"h3",
"weight", PANGO_WEIGHT_BOLD,
138 "scale", PANGO_SCALE_LARGE,
"pixels-below-lines", 14,
139 "foreground",
"#5c5c5c", NULL);
140 gtk_text_buffer_create_tag (buffer,
"h4",
"weight", PANGO_WEIGHT_SEMIBOLD,
141 "scale", PANGO_SCALE_LARGE,
"pixels-below-lines", 13,
142 "foreground",
"#5c5c5c", NULL);
143 gtk_text_buffer_create_tag (buffer,
"h5",
144 "scale", PANGO_SCALE_LARGE,
"foreground",
"#5c5c5c", NULL);
145 gtk_text_buffer_create_tag (buffer,
"p",
"pixels-below-lines", 12, NULL);
146 gtk_text_buffer_create_tag (buffer,
"big",
"scale", PANGO_SCALE_LARGE, NULL);
147 gtk_text_buffer_create_tag (buffer,
"small",
"scale", PANGO_SCALE_SMALL, NULL);
148 gtk_text_buffer_create_tag (buffer,
"tt",
"family",
"monospace", NULL);
149 gtk_text_buffer_create_tag (buffer,
"pre",
"family",
"monospace",
150 "paragraph-background",
"#f0f0f0", left_margin, 16, right_margin, 20, NULL);
151 gtk_text_buffer_create_tag (buffer,
"b",
"weight", PANGO_WEIGHT_BOLD, NULL);
152 gtk_text_buffer_create_tag (buffer,
"i",
"style", PANGO_STYLE_ITALIC, NULL);
153 gtk_text_buffer_create_tag (buffer,
"u",
"underline", PANGO_UNDERLINE_SINGLE, NULL);
154 gtk_text_buffer_create_tag (buffer,
"center",
"justification", GTK_JUSTIFY_CENTER, NULL);
155 gtk_text_buffer_create_tag (buffer,
"right",
"justification", GTK_JUSTIFY_RIGHT, NULL);
157 gtk_text_buffer_create_tag (buffer,
"keyword",
"background",
"yellow",
158 "foreground",
"#000000", NULL);
161 static void ygtk_rich_text_destroy (GtkWidget *widget)
165 g_object_unref (rtext->hand_cursor);
166 ygtk_rich_text_set_background (rtext, NULL);
167 GTK_WIDGET_CLASS (ygtk_rich_text_parent_class)->destroy(widget);
172 static void set_cursor_if_appropriate (GtkTextView *view, gint wx, gint wy)
175 GtkWidget *widget = GTK_WIDGET (view);
177 gtk_widget_get_allocation(widget, &alloc);
179 GdkWindow *window = gtk_widget_get_window (widget);
180 GdkDisplay *display = gdk_window_get_display (window);
184 GdkSeat *seat = gdk_display_get_default_seat (display);
185 GdkDevice *pointer = gdk_seat_get_pointer (seat);
187 gdk_window_get_device_position (window, pointer, &wx, &wy, NULL);
189 if (wx < 0 || wy < 0 || wx >= alloc.width ||
194 static gboolean hovering_over_link = FALSE;
195 gboolean hovering = get_link (view, wx, wy) != NULL;
197 if (hovering != hovering_over_link) {
198 hovering_over_link = hovering;
200 GdkWindow *window = gtk_text_view_get_window (view, GTK_TEXT_WINDOW_TEXT);
201 GdkCursor *cursor = hovering ? rtext->hand_cursor : NULL;
202 gdk_window_set_cursor (window, cursor);
207 static gboolean ygtk_rich_text_motion_notify_event (GtkWidget *widget,
208 GdkEventMotion *event)
210 set_cursor_if_appropriate (GTK_TEXT_VIEW (widget), event->x, event->y);
214 static gboolean ygtk_rich_text_draw (GtkWidget *widget, cairo_t *cr)
216 GtkTextView *text = GTK_TEXT_VIEW (widget);
219 gtk_widget_get_allocation(widget, &alloc);
220 if (rtext->background_pixbuf) {
221 GdkWindow *window = gtk_text_view_get_window (text, GTK_TEXT_WINDOW_TEXT);
222 if (gtk_cairo_should_draw_window(cr, window)) {
224 int width = gdk_pixbuf_get_width (rtext->background_pixbuf);
225 int height = gdk_pixbuf_get_height (rtext->background_pixbuf);
226 gtk_text_view_buffer_to_window_coords (text, GTK_TEXT_WINDOW_TEXT,
227 alloc.width-((2*width)/5), -height/3, &x, &y);
229 gtk_cairo_transform_to_window(cr, widget, window);
230 gdk_cairo_set_source_pixbuf (cr, rtext->background_pixbuf, x, y);
236 ret = GTK_WIDGET_CLASS (ygtk_rich_text_parent_class)->draw (widget, cr);
237 set_cursor_if_appropriate (text, -1, -1);
249 static void HTMLList_init (
HTMLList *list, gboolean ordered)
251 list->ordered = ordered;
252 list->enumeration = 1;
260 GtkTextBuffer *buffer;
261 GtkTextTagTable *tags;
266 gboolean default_color;
269 gboolean closed_block_tag;
272 static void GRTParseState_init (
GRTParseState *state, GtkTextBuffer *buffer)
274 state->buffer = buffer;
275 state->pre_mode = FALSE;
276 state->default_color = TRUE;
277 state->left_margin = 0;
278 state->tags = gtk_text_buffer_get_tag_table (buffer);
279 state->html_list = NULL;
281 state->closed_block_tag = FALSE;
284 static void free_list (GList *list)
287 for (i = g_list_first (list); i; i = i->next)
295 free_list (state->html_list);
296 free_list (state->htags);
299 static void insert_li_enumeration (
GRTParseState *state, GtkTextIter *iter, gboolean start)
301 gboolean _start = gtk_widget_get_default_direction() != GTK_TEXT_DIR_RTL;
302 if (_start != start)
return;
305 if (state->html_list && (front_list = g_list_first (state->html_list)->data) &&
306 (front_list->ordered)) {
307 const gchar *form = start ?
"%d. " :
" .%d";
308 gchar *str = g_strdup_printf (form, front_list->enumeration++);
309 gtk_text_buffer_insert (state->buffer, iter, str, -1);
313 const char *str = start ?
"\u2022 " :
" \u2022";
314 gtk_text_buffer_insert (state->buffer, iter, str, -1);
321 rt_start_element (GMarkupParseContext *context,
322 const gchar *element_name,
323 const gchar **attribute_names,
324 const gchar **attribute_values,
331 gtk_text_buffer_get_end_iter (state->buffer, &iter);
332 tag->mark = gtk_text_buffer_create_mark (state->buffer, NULL, &iter, TRUE);
334 if (!g_ascii_strcasecmp (element_name,
"pre"))
335 state->pre_mode = TRUE;
338 if (isBlockTag (element_name)) {
340 if (state->html_list && gtk_text_iter_get_line_offset (&iter) < 6)
342 else if (!gtk_text_iter_starts_line (&iter)) {
343 gtk_text_buffer_insert (state->buffer, &iter,
"\n", -1);
344 gtk_text_buffer_get_end_iter (state->buffer, &iter);
347 state->closed_block_tag = FALSE;
349 char *lower = g_ascii_strdown (element_name, -1);
350 tag->tag = gtk_text_tag_table_lookup (state->tags, lower);
354 if (!g_ascii_strcasecmp (element_name,
"font")) {
356 for (i = 0; attribute_names[i]; i++) {
357 const char *attrb = attribute_names[i];
358 const char *value = attribute_values[i];
359 if (!g_ascii_strcasecmp (attrb,
"color")) {
360 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
361 "foreground", value, NULL);
362 state->default_color = FALSE;
365 else if (!g_ascii_strcasecmp (attrb,
"bgcolor")) {
366 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
367 "background", value, NULL);
370 g_warning (
"Unknown font attribute: '%s'", attrb);
373 else if (!g_ascii_strcasecmp (element_name,
"a")) {
374 if (attribute_names[0] &&
375 !g_ascii_strcasecmp (attribute_names[0],
"href")) {
376 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
377 "underline", PANGO_UNDERLINE_SINGLE, NULL);
378 if (state->default_color)
379 g_object_set (tag->tag,
"foreground-gdk", &link_color, NULL);
380 g_object_set_data (G_OBJECT (tag->tag),
"link", g_strdup (attribute_values[0]));
382 else if (attribute_names[0] &&
383 !g_ascii_strcasecmp (attribute_names[0],
"name")) {
384 gtk_text_buffer_create_mark (state->buffer, attribute_values[0], &iter, TRUE);
387 g_warning (
"Unknown a attribute: '%s'", attribute_names[0]);
389 else if (!g_ascii_strcasecmp (element_name,
"li"))
390 insert_li_enumeration (state, &iter, TRUE);
392 else if (!g_ascii_strcasecmp (element_name,
"ul") ||
393 !g_ascii_strcasecmp (element_name,
"ol")) {
395 HTMLList_init (list, !g_ascii_strcasecmp (element_name,
"ol"));
396 state->html_list = g_list_append (state->html_list, list);
398 else if (!g_ascii_strcasecmp (element_name,
"img")) {
399 if (attribute_names[0] &&
400 !g_ascii_strcasecmp (attribute_names[0],
"src")) {
401 const char *filename = attribute_values[0];
404 if (filename[0] ==
'/')
405 pixbuf = gdk_pixbuf_new_from_file (filename, NULL);
407 pixbuf = gtk_icon_theme_load_icon (gtk_icon_theme_get_default(),
408 filename, 64, 0, NULL);
410 gtk_text_buffer_insert_pixbuf (state->buffer, &iter, pixbuf);
411 g_object_unref (G_OBJECT (pixbuf));
416 g_warning (
"Unknown img attribute: '%s'", attribute_names[0]);
420 else if (!g_ascii_strcasecmp (element_name,
"br")) ;
421 else if (!g_ascii_strcasecmp (element_name,
"hr")) ;
425 if (isBlockTag (element_name))
428 g_warning (
"Unknown tag '%s'", element_name);
431 else if (attribute_names[0]) {
432 if (!g_ascii_strcasecmp (element_name,
"p")) {
435 if (!g_ascii_strcasecmp (attribute_names[0],
"bgcolor"))
436 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
437 "paragraph-background", attribute_values[0], NULL);
439 g_warning (
"Unknown p attribute: '%s'", attribute_names[0]);
443 if (!tag->tag && isIdentTag (element_name)) {
444 state->left_margin += IDENT_MARGIN;
446 gboolean reverse = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL;
447 const char *margin = reverse ?
"right-margin" :
"left-margin";
448 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
449 margin, state->left_margin, NULL);
453 state->htags = g_list_append (state->htags, tag);
459 rt_end_element (GMarkupParseContext *context,
460 const gchar *element_name,
466 if (g_list_length (state->htags) == 0) {
467 g_warning (
"Urgh - empty tag queue closing '%s'", element_name);
471 g_return_if_fail (state->htags != NULL);
472 GRTPTag *tag = g_list_last (state->htags)->data;
473 state->htags = g_list_remove (state->htags, tag);
475 GtkTextIter start, end;
476 gtk_text_buffer_get_iter_at_mark (state->buffer, &start, tag->mark);
477 gtk_text_buffer_get_end_iter (state->buffer, &end);
479 gint appendLines = 0;
481 if (isIdentTag (element_name))
482 state->left_margin -= IDENT_MARGIN;
484 if (!g_ascii_strcasecmp (element_name,
"ul") ||
485 !g_ascii_strcasecmp (element_name,
"ol")) {
486 HTMLList *last_list = g_list_last (state->html_list)->data;
487 state->html_list = g_list_remove (state->html_list, last_list);
490 else if (!g_ascii_strcasecmp (element_name,
"font"))
491 state->default_color = TRUE;
493 else if (!g_ascii_strcasecmp (element_name,
"pre"))
494 state->pre_mode = FALSE;
496 else if (!g_ascii_strcasecmp (element_name,
"hr")) {
497 GdkPixbuf *pixbuf = gdk_pixbuf_new_from_xpm_data (hr_xpm);
498 gtk_text_buffer_insert_pixbuf (state->buffer, &end, pixbuf);
499 g_object_unref (pixbuf);
500 gtk_text_buffer_get_iter_at_mark (state->buffer, &start, tag->mark);
501 gtk_text_buffer_get_end_iter (state->buffer, &end);
502 gtk_text_buffer_apply_tag_by_name (state->buffer,
"center", &start, &end);
505 else if (!g_ascii_strcasecmp (element_name,
"li"))
506 insert_li_enumeration (state, &end, FALSE);
508 if (isBlockTag (element_name) || !g_ascii_strcasecmp (element_name,
"br")) {
510 if (isBlockTag (element_name) && gtk_text_iter_starts_line (&end))
512 state->closed_block_tag = TRUE;
515 state->closed_block_tag = FALSE;
518 gtk_text_buffer_insert (state->buffer, &end,
519 appendLines == 1 ?
"\n" :
"\n\n", -1);
520 gtk_text_buffer_get_iter_at_mark (state->buffer, &start, tag->mark);
521 gtk_text_buffer_get_end_iter (state->buffer, &end);
525 gtk_text_buffer_apply_tag (state->buffer, tag->tag, &start, &end);
527 gtk_text_buffer_delete_mark (state->buffer, tag->mark);
532 rt_text (GMarkupParseContext *context,
539 GtkTextIter start, end;
540 gtk_text_buffer_get_end_iter (state->buffer, &start);
542 gtk_text_buffer_insert_with_tags (state->buffer, &start,
543 text, text_len, NULL, NULL);
545 gboolean rtl = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL;
548 if (state->closed_block_tag) {
549 for (; i < text_len; i++)
550 if (!g_ascii_isspace (text[i]))
555 if (rtl && text[text_len-1] ==
':') {
556 gtk_text_buffer_insert (state->buffer, &start,
":", 1);
560 gtk_text_buffer_insert (state->buffer, &start, text+i, text_len-i);
562 gtk_text_buffer_get_end_iter (state->buffer, &end);
566 rt_passthrough (GMarkupParseContext *context,
567 const gchar *passthrough_text,
576 rt_error (GMarkupParseContext *context,
582 static GMarkupParser rt_parser = {
590 GtkWidget *ygtk_rich_text_new (
void)
591 {
return g_object_new (YGTK_TYPE_RICH_TEXT, NULL); }
593 static void ygtk_rich_text_set_rtl (
YGtkRichText *rtext)
595 GtkTextView *view = GTK_TEXT_VIEW (rtext);
596 GtkTextBuffer *buffer = gtk_text_view_get_buffer (view);
598 gtk_text_buffer_get_start_iter (buffer, &iter);
600 GtkTextIter end = iter;
601 if (!gtk_text_iter_forward_line (&end))
602 gtk_text_buffer_get_end_iter (buffer, &end);
604 gchar *text = gtk_text_iter_get_text (&iter, &end);
605 PangoDirection dir = pango_find_base_dir (text, -1);
606 if (dir == PANGO_DIRECTION_LTR)
607 gtk_text_buffer_apply_tag_by_name (buffer,
"right", &iter, &end);
610 }
while (!gtk_text_iter_is_end (&iter));
613 void ygtk_rich_text_set_plain_text (
YGtkRichText* rtext,
const gchar* text)
615 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
616 gtk_text_buffer_set_text (buffer, text, -1);
619 void ygtk_rich_text_set_text (
YGtkRichText* rtext,
const gchar* text)
621 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
622 gtk_text_buffer_set_text (buffer,
"", 0);
625 GRTParseState_init (&state, buffer);
627 GMarkupParseContext *ctx;
628 ctx = g_markup_parse_context_new (&rt_parser, (GMarkupParseFlags)0, &state, NULL);
630 char *xml = ygutils_convert_to_xhtml (text);
631 GError *error = NULL;
632 if (!g_markup_parse_context_parse (ctx, xml, -1, &error)) {
633 g_warning (
"Markup parse error '%s'", error ? error->message :
"Unknown");
637 g_markup_parse_context_free (ctx);
638 GRTParseState_free (&state);
641 GtkTextIter end_it, before_end_it;
642 gtk_text_buffer_get_end_iter (buffer, &end_it);
643 before_end_it = end_it;
644 if (gtk_text_iter_backward_char (&before_end_it) &&
645 gtk_text_iter_get_char (&before_end_it) ==
'\n')
646 gtk_text_buffer_delete (buffer, &before_end_it, &end_it);
650 if (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL)
651 ygtk_rich_text_set_rtl (rtext);
657 static gboolean ygtk_rich_text_forward_search (
const GtkTextIter *begin,
658 const GtkTextIter *end,
const gchar *_key, GtkTextIter *match_start,
659 GtkTextIter *match_end)
666 gunichar *key = g_utf8_to_ucs4 (_key, -1, NULL, NULL, NULL);
672 for (k = key; *k; k++)
673 *k = g_unichar_tolower (*k);
675 GtkTextIter iter = *begin, iiter;
676 while (!gtk_text_iter_is_end (&iter) && gtk_text_iter_compare (&iter, end) <= 0) {
678 for (k = key; *k == g_unichar_tolower (gtk_text_iter_get_char (&iiter)) && (*k);
679 k++, gtk_text_iter_forward_char (&iiter))
686 gtk_text_iter_forward_char (&iter);
691 gboolean ygtk_rich_text_mark_text (
YGtkRichText *rtext,
const gchar *text)
693 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
694 GtkTextIter iter, end, match_start, match_end;
696 gtk_text_buffer_get_bounds (buffer, &iter, &end);
697 gtk_text_buffer_remove_tag_by_name (buffer,
"keyword", &iter, &end);
699 gtk_text_buffer_select_range (buffer, &iter, &iter);
700 if (!text || *text ==
'\0')
703 gboolean found = FALSE;
704 while (ygtk_rich_text_forward_search (&iter, &end, text,
705 &match_start, &match_end)) {
707 gtk_text_buffer_apply_tag_by_name (buffer,
"keyword", &match_start, &match_end);
709 gtk_text_iter_forward_char (&iter);
714 gboolean ygtk_rich_text_forward_mark (
YGtkRichText *rtext,
const gchar *text)
716 GtkTextIter start_iter, end_iter;
717 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
718 gtk_text_buffer_get_iter_at_mark (buffer, &start_iter,
719 gtk_text_buffer_get_selection_bound (buffer));
720 gtk_text_buffer_get_end_iter (buffer, &end_iter);
723 found = ygtk_rich_text_forward_search (&start_iter, &end_iter, text,
724 &start_iter, &end_iter);
726 gtk_text_buffer_get_start_iter (buffer, &start_iter);
727 found = ygtk_rich_text_forward_search (&start_iter, &end_iter, text,
728 &start_iter, &end_iter);
732 gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (rtext), &start_iter, 0.10,
734 gtk_text_buffer_select_range (buffer, &start_iter, &end_iter);
740 void ygtk_rich_text_set_background (
YGtkRichText *rtext, GdkPixbuf *pixbuf)
742 if (rtext->background_pixbuf)
743 g_object_unref (G_OBJECT (rtext->background_pixbuf));
744 rtext->background_pixbuf = pixbuf;
746 g_object_ref (G_OBJECT (pixbuf));
751 GtkWidgetClass *gtkwidget_class = GTK_WIDGET_CLASS (klass);
752 gtkwidget_class->motion_notify_event = ygtk_rich_text_motion_notify_event;
753 gtkwidget_class->draw = ygtk_rich_text_draw;
754 gtkwidget_class->destroy = ygtk_rich_text_destroy;
756 link_clicked_signal = g_signal_new (
"link-clicked",
757 G_TYPE_FROM_CLASS (G_OBJECT_CLASS (klass)), G_SIGNAL_RUN_LAST,
759 g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING);