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);
181 GdkDeviceManager *device_manager = gdk_display_get_device_manager (display);
182 GdkDevice *pointer = gdk_device_manager_get_client_pointer (device_manager);
184 gdk_window_get_device_position (window, pointer, &wx, &wy, NULL);
186 if (wx < 0 || wy < 0 || wx >= alloc.width ||
191 static gboolean hovering_over_link = FALSE;
192 gboolean hovering = get_link (view, wx, wy) != NULL;
194 if (hovering != hovering_over_link) {
195 hovering_over_link = hovering;
197 GdkWindow *window = gtk_text_view_get_window (view, GTK_TEXT_WINDOW_TEXT);
198 GdkCursor *cursor = hovering ? rtext->hand_cursor : NULL;
199 gdk_window_set_cursor (window, cursor);
204 static gboolean ygtk_rich_text_motion_notify_event (GtkWidget *widget,
205 GdkEventMotion *event)
207 set_cursor_if_appropriate (GTK_TEXT_VIEW (widget), event->x, event->y);
211 static gboolean ygtk_rich_text_draw (GtkWidget *widget, cairo_t *cr)
213 GtkTextView *text = GTK_TEXT_VIEW (widget);
216 gtk_widget_get_allocation(widget, &alloc);
217 if (rtext->background_pixbuf) {
218 GdkWindow *window = gtk_text_view_get_window (text, GTK_TEXT_WINDOW_TEXT);
219 if (gtk_cairo_should_draw_window(cr, window)) {
221 int width = gdk_pixbuf_get_width (rtext->background_pixbuf);
222 int height = gdk_pixbuf_get_height (rtext->background_pixbuf);
223 gtk_text_view_buffer_to_window_coords (text, GTK_TEXT_WINDOW_TEXT,
224 alloc.width-((2*width)/5), -height/3, &x, &y);
226 gtk_cairo_transform_to_window(cr, widget, window);
227 gdk_cairo_set_source_pixbuf (cr, rtext->background_pixbuf, x, y);
233 ret = GTK_WIDGET_CLASS (ygtk_rich_text_parent_class)->draw (widget, cr);
234 set_cursor_if_appropriate (text, -1, -1);
246 static void HTMLList_init (
HTMLList *list, gboolean ordered)
248 list->ordered = ordered;
249 list->enumeration = 1;
257 GtkTextBuffer *buffer;
258 GtkTextTagTable *tags;
263 gboolean default_color;
266 gboolean closed_block_tag;
269 static void GRTParseState_init (
GRTParseState *state, GtkTextBuffer *buffer)
271 state->buffer = buffer;
272 state->pre_mode = FALSE;
273 state->default_color = TRUE;
274 state->left_margin = 0;
275 state->tags = gtk_text_buffer_get_tag_table (buffer);
276 state->html_list = NULL;
278 state->closed_block_tag = FALSE;
281 static void free_list (GList *list)
284 for (i = g_list_first (list); i; i = i->next)
292 free_list (state->html_list);
293 free_list (state->htags);
296 static void insert_li_enumeration (
GRTParseState *state, GtkTextIter *iter, gboolean start)
298 gboolean _start = gtk_widget_get_default_direction() != GTK_TEXT_DIR_RTL;
299 if (_start != start)
return;
302 if (state->html_list && (front_list = g_list_first (state->html_list)->data) &&
303 (front_list->ordered)) {
304 const gchar *form = start ?
"%d. " :
" .%d";
305 gchar *str = g_strdup_printf (form, front_list->enumeration++);
306 gtk_text_buffer_insert (state->buffer, iter, str, -1);
310 const char *str = start ?
"\u2022 " :
" \u2022";
311 gtk_text_buffer_insert (state->buffer, iter, str, -1);
318 rt_start_element (GMarkupParseContext *context,
319 const gchar *element_name,
320 const gchar **attribute_names,
321 const gchar **attribute_values,
328 gtk_text_buffer_get_end_iter (state->buffer, &iter);
329 tag->mark = gtk_text_buffer_create_mark (state->buffer, NULL, &iter, TRUE);
331 if (!g_ascii_strcasecmp (element_name,
"pre"))
332 state->pre_mode = TRUE;
335 if (isBlockTag (element_name)) {
337 if (state->html_list && gtk_text_iter_get_line_offset (&iter) < 6)
339 else if (!gtk_text_iter_starts_line (&iter)) {
340 gtk_text_buffer_insert (state->buffer, &iter,
"\n", -1);
341 gtk_text_buffer_get_end_iter (state->buffer, &iter);
344 state->closed_block_tag = FALSE;
346 char *lower = g_ascii_strdown (element_name, -1);
347 tag->tag = gtk_text_tag_table_lookup (state->tags, lower);
351 if (!g_ascii_strcasecmp (element_name,
"font")) {
353 for (i = 0; attribute_names[i]; i++) {
354 const char *attrb = attribute_names[i];
355 const char *value = attribute_values[i];
356 if (!g_ascii_strcasecmp (attrb,
"color")) {
357 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
358 "foreground", value, NULL);
359 state->default_color = FALSE;
362 else if (!g_ascii_strcasecmp (attrb,
"bgcolor")) {
363 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
364 "background", value, NULL);
367 g_warning (
"Unknown font attribute: '%s'", attrb);
370 else if (!g_ascii_strcasecmp (element_name,
"a")) {
371 if (attribute_names[0] &&
372 !g_ascii_strcasecmp (attribute_names[0],
"href")) {
373 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
374 "underline", PANGO_UNDERLINE_SINGLE, NULL);
375 if (state->default_color)
376 g_object_set (tag->tag,
"foreground-gdk", &link_color, NULL);
377 g_object_set_data (G_OBJECT (tag->tag),
"link", g_strdup (attribute_values[0]));
379 else if (attribute_names[0] &&
380 !g_ascii_strcasecmp (attribute_names[0],
"name")) {
381 gtk_text_buffer_create_mark (state->buffer, attribute_values[0], &iter, TRUE);
384 g_warning (
"Unknown a attribute: '%s'", attribute_names[0]);
386 else if (!g_ascii_strcasecmp (element_name,
"li"))
387 insert_li_enumeration (state, &iter, TRUE);
389 else if (!g_ascii_strcasecmp (element_name,
"ul") ||
390 !g_ascii_strcasecmp (element_name,
"ol")) {
392 HTMLList_init (list, !g_ascii_strcasecmp (element_name,
"ol"));
393 state->html_list = g_list_append (state->html_list, list);
395 else if (!g_ascii_strcasecmp (element_name,
"img")) {
396 if (attribute_names[0] &&
397 !g_ascii_strcasecmp (attribute_names[0],
"src")) {
398 const char *filename = attribute_values[0];
401 if (filename[0] ==
'/')
402 pixbuf = gdk_pixbuf_new_from_file (filename, NULL);
404 pixbuf = gtk_icon_theme_load_icon (gtk_icon_theme_get_default(),
405 filename, 64, 0, NULL);
407 gtk_text_buffer_insert_pixbuf (state->buffer, &iter, pixbuf);
408 g_object_unref (G_OBJECT (pixbuf));
413 g_warning (
"Unknown img attribute: '%s'", attribute_names[0]);
417 else if (!g_ascii_strcasecmp (element_name,
"br")) ;
418 else if (!g_ascii_strcasecmp (element_name,
"hr")) ;
422 if (isBlockTag (element_name))
425 g_warning (
"Unknown tag '%s'", element_name);
428 else if (attribute_names[0]) {
429 if (!g_ascii_strcasecmp (element_name,
"p")) {
432 if (!g_ascii_strcasecmp (attribute_names[0],
"bgcolor"))
433 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
434 "paragraph-background", attribute_values[0], NULL);
436 g_warning (
"Unknown p attribute: '%s'", attribute_names[0]);
440 if (!tag->tag && isIdentTag (element_name)) {
441 state->left_margin += IDENT_MARGIN;
443 gboolean reverse = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL;
444 const char *margin = reverse ?
"right-margin" :
"left-margin";
445 tag->tag = gtk_text_buffer_create_tag (state->buffer, NULL,
446 margin, state->left_margin, NULL);
450 state->htags = g_list_append (state->htags, tag);
456 rt_end_element (GMarkupParseContext *context,
457 const gchar *element_name,
463 if (g_list_length (state->htags) == 0) {
464 g_warning (
"Urgh - empty tag queue closing '%s'", element_name);
468 g_return_if_fail (state->htags != NULL);
469 GRTPTag *tag = g_list_last (state->htags)->data;
470 state->htags = g_list_remove (state->htags, tag);
472 GtkTextIter start, end;
473 gtk_text_buffer_get_iter_at_mark (state->buffer, &start, tag->mark);
474 gtk_text_buffer_get_end_iter (state->buffer, &end);
476 gint appendLines = 0;
478 if (isIdentTag (element_name))
479 state->left_margin -= IDENT_MARGIN;
481 if (!g_ascii_strcasecmp (element_name,
"ul") ||
482 !g_ascii_strcasecmp (element_name,
"ol")) {
483 HTMLList *last_list = g_list_last (state->html_list)->data;
484 state->html_list = g_list_remove (state->html_list, last_list);
487 else if (!g_ascii_strcasecmp (element_name,
"font"))
488 state->default_color = TRUE;
490 else if (!g_ascii_strcasecmp (element_name,
"pre"))
491 state->pre_mode = FALSE;
493 else if (!g_ascii_strcasecmp (element_name,
"hr")) {
494 GdkPixbuf *pixbuf = gdk_pixbuf_new_from_xpm_data (hr_xpm);
495 gtk_text_buffer_insert_pixbuf (state->buffer, &end, pixbuf);
496 g_object_unref (pixbuf);
497 gtk_text_buffer_get_iter_at_mark (state->buffer, &start, tag->mark);
498 gtk_text_buffer_get_end_iter (state->buffer, &end);
499 gtk_text_buffer_apply_tag_by_name (state->buffer,
"center", &start, &end);
502 else if (!g_ascii_strcasecmp (element_name,
"li"))
503 insert_li_enumeration (state, &end, FALSE);
505 if (isBlockTag (element_name) || !g_ascii_strcasecmp (element_name,
"br")) {
507 if (isBlockTag (element_name) && gtk_text_iter_starts_line (&end))
509 state->closed_block_tag = TRUE;
512 state->closed_block_tag = FALSE;
515 gtk_text_buffer_insert (state->buffer, &end,
516 appendLines == 1 ?
"\n" :
"\n\n", -1);
517 gtk_text_buffer_get_iter_at_mark (state->buffer, &start, tag->mark);
518 gtk_text_buffer_get_end_iter (state->buffer, &end);
522 gtk_text_buffer_apply_tag (state->buffer, tag->tag, &start, &end);
524 gtk_text_buffer_delete_mark (state->buffer, tag->mark);
529 rt_text (GMarkupParseContext *context,
536 GtkTextIter start, end;
537 gtk_text_buffer_get_end_iter (state->buffer, &start);
539 gtk_text_buffer_insert_with_tags (state->buffer, &start,
540 text, text_len, NULL, NULL);
542 gboolean rtl = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL;
545 if (state->closed_block_tag) {
546 for (; i < text_len; i++)
547 if (!g_ascii_isspace (text[i]))
552 if (rtl && text[text_len-1] ==
':') {
553 gtk_text_buffer_insert (state->buffer, &start,
":", 1);
557 gtk_text_buffer_insert (state->buffer, &start, text+i, text_len-i);
559 gtk_text_buffer_get_end_iter (state->buffer, &end);
563 rt_passthrough (GMarkupParseContext *context,
564 const gchar *passthrough_text,
573 rt_error (GMarkupParseContext *context,
579 static GMarkupParser rt_parser = {
587 GtkWidget *ygtk_rich_text_new (
void)
588 {
return g_object_new (YGTK_TYPE_RICH_TEXT, NULL); }
590 static void ygtk_rich_text_set_rtl (
YGtkRichText *rtext)
592 GtkTextView *view = GTK_TEXT_VIEW (rtext);
593 GtkTextBuffer *buffer = gtk_text_view_get_buffer (view);
595 gtk_text_buffer_get_start_iter (buffer, &iter);
597 GtkTextIter end = iter;
598 if (!gtk_text_iter_forward_line (&end))
599 gtk_text_buffer_get_end_iter (buffer, &end);
601 gchar *text = gtk_text_iter_get_text (&iter, &end);
602 PangoDirection dir = pango_find_base_dir (text, -1);
603 if (dir == PANGO_DIRECTION_LTR)
604 gtk_text_buffer_apply_tag_by_name (buffer,
"right", &iter, &end);
607 }
while (!gtk_text_iter_is_end (&iter));
610 void ygtk_rich_text_set_plain_text (
YGtkRichText* rtext,
const gchar* text)
612 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
613 gtk_text_buffer_set_text (buffer, text, -1);
616 void ygtk_rich_text_set_text (
YGtkRichText* rtext,
const gchar* text)
618 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
619 gtk_text_buffer_set_text (buffer,
"", 0);
622 GRTParseState_init (&state, buffer);
624 GMarkupParseContext *ctx;
625 ctx = g_markup_parse_context_new (&rt_parser, (GMarkupParseFlags)0, &state, NULL);
627 char *xml = ygutils_convert_to_xhtml (text);
628 GError *error = NULL;
629 if (!g_markup_parse_context_parse (ctx, xml, -1, &error)) {
630 g_warning (
"Markup parse error '%s'", error ? error->message :
"Unknown");
634 g_markup_parse_context_free (ctx);
635 GRTParseState_free (&state);
638 GtkTextIter end_it, before_end_it;
639 gtk_text_buffer_get_end_iter (buffer, &end_it);
640 before_end_it = end_it;
641 if (gtk_text_iter_backward_char (&before_end_it) &&
642 gtk_text_iter_get_char (&before_end_it) ==
'\n')
643 gtk_text_buffer_delete (buffer, &before_end_it, &end_it);
647 if (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL)
648 ygtk_rich_text_set_rtl (rtext);
654 static gboolean ygtk_rich_text_forward_search (
const GtkTextIter *begin,
655 const GtkTextIter *end,
const gchar *_key, GtkTextIter *match_start,
656 GtkTextIter *match_end)
663 gunichar *key = g_utf8_to_ucs4 (_key, -1, NULL, NULL, NULL);
669 for (k = key; *k; k++)
670 *k = g_unichar_tolower (*k);
672 GtkTextIter iter = *begin, iiter;
673 while (!gtk_text_iter_is_end (&iter) && gtk_text_iter_compare (&iter, end) <= 0) {
675 for (k = key; *k == g_unichar_tolower (gtk_text_iter_get_char (&iiter)) && (*k);
676 k++, gtk_text_iter_forward_char (&iiter))
683 gtk_text_iter_forward_char (&iter);
688 gboolean ygtk_rich_text_mark_text (
YGtkRichText *rtext,
const gchar *text)
690 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
691 GtkTextIter iter, end, match_start, match_end;
693 gtk_text_buffer_get_bounds (buffer, &iter, &end);
694 gtk_text_buffer_remove_tag_by_name (buffer,
"keyword", &iter, &end);
696 gtk_text_buffer_select_range (buffer, &iter, &iter);
697 if (!text || *text ==
'\0')
700 gboolean found = FALSE;
701 while (ygtk_rich_text_forward_search (&iter, &end, text,
702 &match_start, &match_end)) {
704 gtk_text_buffer_apply_tag_by_name (buffer,
"keyword", &match_start, &match_end);
706 gtk_text_iter_forward_char (&iter);
711 gboolean ygtk_rich_text_forward_mark (
YGtkRichText *rtext,
const gchar *text)
713 GtkTextIter start_iter, end_iter;
714 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rtext));
715 gtk_text_buffer_get_iter_at_mark (buffer, &start_iter,
716 gtk_text_buffer_get_selection_bound (buffer));
717 gtk_text_buffer_get_end_iter (buffer, &end_iter);
720 found = ygtk_rich_text_forward_search (&start_iter, &end_iter, text,
721 &start_iter, &end_iter);
723 gtk_text_buffer_get_start_iter (buffer, &start_iter);
724 found = ygtk_rich_text_forward_search (&start_iter, &end_iter, text,
725 &start_iter, &end_iter);
729 gtk_text_view_scroll_to_iter (GTK_TEXT_VIEW (rtext), &start_iter, 0.10,
731 gtk_text_buffer_select_range (buffer, &start_iter, &end_iter);
737 void ygtk_rich_text_set_background (
YGtkRichText *rtext, GdkPixbuf *pixbuf)
739 if (rtext->background_pixbuf)
740 g_object_unref (G_OBJECT (rtext->background_pixbuf));
741 rtext->background_pixbuf = pixbuf;
743 g_object_ref (G_OBJECT (pixbuf));
748 GtkWidgetClass *gtkwidget_class = GTK_WIDGET_CLASS (klass);
749 gtkwidget_class->motion_notify_event = ygtk_rich_text_motion_notify_event;
750 gtkwidget_class->draw = ygtk_rich_text_draw;
751 gtkwidget_class->destroy = ygtk_rich_text_destroy;
753 link_clicked_signal = g_signal_new (
"link-clicked",
754 G_TYPE_FROM_CLASS (G_OBJECT_CLASS (klass)), G_SIGNAL_RUN_LAST,
756 g_cclosure_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING);