2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2002 Hiroyuki Yamamoto
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 #include <gdk/gdkkeysyms.h>
29 #include <gtk/gtkvbox.h>
30 #include <gtk/gtkscrolledwindow.h>
31 #include <gtk/gtksignal.h>
39 #include "summaryview.h"
40 #include "procheader.h"
41 #include "prefs_common.h"
50 #include "addressbook.h"
51 #include "displayheader.h"
55 typedef struct _RemoteURI RemoteURI;
65 static GdkColor quote_colors[3] = {
66 {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
67 {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
68 {(gulong)0, (gushort)0, (gushort)0, (gushort)0}
71 static GdkColor signature_color = {
78 static GdkColor uri_color = {
85 static GdkColor emphasis_color = {
93 static GdkColor error_color = {
102 static GdkColor good_sig_color = {
109 static GdkColor nocheck_sig_color = {
116 static GdkColor bad_sig_color = {
124 static GdkFont *text_sb_font;
125 static GdkFont *text_mb_font;
126 static gint text_sb_font_orig_ascent;
127 static gint text_sb_font_orig_descent;
128 static gint text_mb_font_orig_ascent;
129 static gint text_mb_font_orig_descent;
130 static GdkFont *spacingfont;
132 static void textview_show_ertf (TextView *textview,
134 CodeConverter *conv);
135 static void textview_add_part (TextView *textview,
138 static void textview_add_parts (TextView *textview,
141 static void textview_write_body (TextView *textview,
144 const gchar *charset);
145 static void textview_show_html (TextView *textview,
147 CodeConverter *conv);
148 static void textview_write_line (TextView *textview,
150 CodeConverter *conv);
151 static void textview_write_link (TextView *textview,
154 CodeConverter *conv);
155 static GPtrArray *textview_scan_header (TextView *textview,
157 static void textview_show_header (TextView *textview,
160 static gint textview_key_pressed (GtkWidget *widget,
163 static gint textview_button_pressed (GtkWidget *widget,
164 GdkEventButton *event,
166 static gint textview_button_released (GtkWidget *widget,
167 GdkEventButton *event,
170 static void textview_uri_list_remove_all(GSList *uri_list);
172 static void textview_smooth_scroll_do (TextView *textview,
176 static void textview_smooth_scroll_one_line (TextView *textview,
178 static gboolean textview_smooth_scroll_page (TextView *textview,
182 TextView *textview_create(void)
186 GtkWidget *scrolledwin_sb;
187 GtkWidget *scrolledwin_mb;
191 debug_print("Creating text view...\n");
192 textview = g_new0(TextView, 1);
194 scrolledwin_sb = gtk_scrolled_window_new(NULL, NULL);
195 scrolledwin_mb = gtk_scrolled_window_new(NULL, NULL);
196 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin_sb),
197 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
198 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin_mb),
199 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
200 gtk_widget_set_usize(scrolledwin_sb, prefs_common.mainview_width, -1);
201 gtk_widget_set_usize(scrolledwin_mb, prefs_common.mainview_width, -1);
203 /* create GtkSText widgets for single-byte and multi-byte character */
204 text_sb = gtk_stext_new(NULL, NULL);
205 text_mb = gtk_stext_new(NULL, NULL);
206 GTK_STEXT(text_sb)->default_tab_width = 8;
207 GTK_STEXT(text_mb)->default_tab_width = 8;
208 gtk_widget_show(text_sb);
209 gtk_widget_show(text_mb);
210 gtk_stext_set_word_wrap(GTK_STEXT(text_sb), TRUE);
211 gtk_stext_set_word_wrap(GTK_STEXT(text_mb), TRUE);
212 gtk_widget_ensure_style(text_sb);
213 gtk_widget_ensure_style(text_mb);
214 if (text_sb->style && text_sb->style->font->type == GDK_FONT_FONTSET) {
218 font = gtkut_font_load_from_fontset(prefs_common.normalfont);
220 style = gtk_style_copy(text_sb->style);
221 gdk_font_unref(style->font);
223 gtk_widget_set_style(text_sb, style);
226 if (text_mb->style && text_mb->style->font->type == GDK_FONT_FONT) {
230 font = gdk_fontset_load(prefs_common.normalfont);
232 style = gtk_style_copy(text_mb->style);
233 gdk_font_unref(style->font);
235 gtk_widget_set_style(text_mb, style);
238 gtk_widget_ref(scrolledwin_sb);
239 gtk_widget_ref(scrolledwin_mb);
241 gtk_container_add(GTK_CONTAINER(scrolledwin_sb), text_sb);
242 gtk_container_add(GTK_CONTAINER(scrolledwin_mb), text_mb);
243 gtk_signal_connect(GTK_OBJECT(text_sb), "key_press_event",
244 GTK_SIGNAL_FUNC(textview_key_pressed),
246 gtk_signal_connect_after(GTK_OBJECT(text_sb), "button_press_event",
247 GTK_SIGNAL_FUNC(textview_button_pressed),
249 gtk_signal_connect_after(GTK_OBJECT(text_sb), "button_release_event",
250 GTK_SIGNAL_FUNC(textview_button_released),
252 gtk_signal_connect(GTK_OBJECT(text_mb), "key_press_event",
253 GTK_SIGNAL_FUNC(textview_key_pressed),
255 gtk_signal_connect_after(GTK_OBJECT(text_mb), "button_press_event",
256 GTK_SIGNAL_FUNC(textview_button_pressed),
258 gtk_signal_connect_after(GTK_OBJECT(text_mb), "button_release_event",
259 GTK_SIGNAL_FUNC(textview_button_released),
262 gtk_widget_show(scrolledwin_sb);
263 gtk_widget_show(scrolledwin_mb);
265 vbox = gtk_vbox_new(FALSE, 0);
266 gtk_box_pack_start(GTK_BOX(vbox), scrolledwin_sb, TRUE, TRUE, 0);
268 gtk_widget_show(vbox);
270 textview->vbox = vbox;
271 textview->scrolledwin = scrolledwin_sb;
272 textview->scrolledwin_sb = scrolledwin_sb;
273 textview->scrolledwin_mb = scrolledwin_mb;
274 textview->text = text_sb;
275 textview->text_sb = text_sb;
276 textview->text_mb = text_mb;
277 textview->text_is_mb = FALSE;
278 textview->uri_list = NULL;
279 textview->body_pos = 0;
280 textview->cur_pos = 0;
281 textview->show_all_headers = FALSE;
282 textview->last_buttonpress = GDK_NOTHING;
283 textview->show_url_msgid = 0;
288 void textview_init(TextView *textview)
290 gtkut_widget_disable_theme_engine(textview->text_sb);
291 gtkut_widget_disable_theme_engine(textview->text_mb);
292 textview_update_message_colors();
293 textview_set_all_headers(textview, FALSE);
294 textview_set_font(textview, NULL);
297 void textview_update_message_colors(void)
299 GdkColor black = {0, 0, 0, 0};
301 if (prefs_common.enable_color) {
302 /* grab the quote colors, converting from an int to a GdkColor */
303 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
305 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col,
307 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col,
309 gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
311 gtkut_convert_int_to_gdk_color(prefs_common.signature_col,
314 quote_colors[0] = quote_colors[1] = quote_colors[2] =
315 uri_color = emphasis_color = signature_color = black;
319 void textview_show_message(TextView *textview, MimeInfo *mimeinfo,
324 const gchar *charset = NULL;
325 GPtrArray *headers = NULL;
327 if ((fp = fopen(file, "rb")) == NULL) {
328 FILE_OP_ERROR(file, "fopen");
332 if (prefs_common.force_charset)
333 charset = prefs_common.force_charset;
334 else if (mimeinfo->charset)
335 charset = mimeinfo->charset;
336 textview_set_font(textview, charset);
337 textview_clear(textview);
339 text = GTK_STEXT(textview->text);
341 gtk_stext_freeze(text);
343 if (fseek(fp, mimeinfo->fpos, SEEK_SET) < 0) perror("fseek");
344 headers = textview_scan_header(textview, fp);
346 textview_show_header(textview, headers);
347 procheader_header_array_destroy(headers);
348 textview->body_pos = gtk_stext_get_length(text);
351 textview_add_parts(textview, mimeinfo, fp);
353 gtk_stext_thaw(text);
358 void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
362 const gchar *boundary = NULL;
363 gint boundary_len = 0;
364 const gchar *charset = NULL;
365 GPtrArray *headers = NULL;
366 gboolean is_rfc822_part = FALSE;
368 g_return_if_fail(mimeinfo != NULL);
369 g_return_if_fail(fp != NULL);
371 if (mimeinfo->mime_type == MIME_MULTIPART) {
372 textview_clear(textview);
373 textview_add_parts(textview, mimeinfo, fp);
377 if (mimeinfo->parent && mimeinfo->parent->boundary) {
378 boundary = mimeinfo->parent->boundary;
379 boundary_len = strlen(boundary);
382 if (!boundary && (mimeinfo->mime_type == MIME_TEXT ||
383 mimeinfo->mime_type == MIME_TEXT_HTML ||
384 mimeinfo->mime_type == MIME_TEXT_ENRICHED)) {
386 if (fseek(fp, mimeinfo->fpos, SEEK_SET) < 0)
388 headers = textview_scan_header(textview, fp);
390 if (mimeinfo->mime_type == MIME_TEXT && mimeinfo->parent) {
392 MimeInfo *parent = mimeinfo->parent;
394 while (parent->parent) {
396 parent->main->mime_type ==
399 parent = parent->parent;
402 if ((fpos = ftell(fp)) < 0)
404 else if (fseek(fp, parent->fpos, SEEK_SET) < 0)
407 headers = textview_scan_header(textview, fp);
408 if (fseek(fp, fpos, SEEK_SET) < 0)
412 /* skip MIME part headers */
413 while (fgets(buf, sizeof(buf), fp) != NULL)
414 if (buf[0] == '\r' || buf[0] == '\n') break;
417 /* display attached RFC822 single text message */
418 if (mimeinfo->mime_type == MIME_MESSAGE_RFC822) {
419 if (headers) procheader_header_array_destroy(headers);
420 if (!mimeinfo->sub) {
421 textview_clear(textview);
424 headers = textview_scan_header(textview, fp);
425 mimeinfo = mimeinfo->sub;
426 is_rfc822_part = TRUE;
429 if (prefs_common.force_charset)
430 charset = prefs_common.force_charset;
431 else if (mimeinfo->charset)
432 charset = mimeinfo->charset;
433 textview_set_font(textview, charset);
435 text = GTK_STEXT(textview->text);
437 gtk_stext_freeze(text);
438 textview_clear(textview);
441 textview_show_header(textview, headers);
442 procheader_header_array_destroy(headers);
443 textview->body_pos = gtk_stext_get_length(text);
445 gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1);
448 if (mimeinfo->mime_type == MIME_MULTIPART || is_rfc822_part)
449 textview_add_parts(textview, mimeinfo, fp);
451 textview_write_body(textview, mimeinfo, fp, charset);
453 gtk_stext_thaw(text);
456 static void textview_add_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
458 GtkSText *text = GTK_STEXT(textview->text);
460 const gchar *boundary = NULL;
461 gint boundary_len = 0;
462 const gchar *charset = NULL;
463 GPtrArray *headers = NULL;
465 g_return_if_fail(mimeinfo != NULL);
466 g_return_if_fail(fp != NULL);
468 if (mimeinfo->mime_type == MIME_MULTIPART) return;
470 if (!mimeinfo->parent &&
471 mimeinfo->mime_type != MIME_TEXT &&
472 mimeinfo->mime_type != MIME_TEXT_HTML &&
473 mimeinfo->mime_type != MIME_TEXT_ENRICHED)
476 if (fseek(fp, mimeinfo->fpos, SEEK_SET) < 0) {
481 if (mimeinfo->parent && mimeinfo->parent->boundary) {
482 boundary = mimeinfo->parent->boundary;
483 boundary_len = strlen(boundary);
486 while (fgets(buf, sizeof(buf), fp) != NULL)
487 if (buf[0] == '\r' || buf[0] == '\n') break;
489 if (mimeinfo->mime_type == MIME_MESSAGE_RFC822) {
490 headers = textview_scan_header(textview, fp);
492 gtk_stext_freeze(text);
493 gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1);
494 textview_show_header(textview, headers);
495 procheader_header_array_destroy(headers);
496 gtk_stext_thaw(text);
501 gtk_stext_freeze(text);
504 if (mimeinfo->sigstatus)
505 g_snprintf(buf, sizeof(buf), "\n[%s (%s)]\n",
506 mimeinfo->content_type, mimeinfo->sigstatus);
509 if (mimeinfo->filename || mimeinfo->name)
510 g_snprintf(buf, sizeof(buf), "\n[%s %s (%d bytes)]\n",
511 mimeinfo->filename ? mimeinfo->filename :
513 mimeinfo->content_type, mimeinfo->size);
515 g_snprintf(buf, sizeof(buf), "\n[%s (%d bytes)]\n",
516 mimeinfo->content_type, mimeinfo->size);
519 if (mimeinfo->sigstatus && !mimeinfo->sigstatus_full) {
521 /* use standard font */
522 gpointer oldfont = textview->msgfont;
523 textview->msgfont = NULL;
525 tmp = g_strconcat("pgp: ", _("Check signature"), NULL);
526 textview_write_link(textview, tmp, buf, NULL);
528 /* put things back */
529 textview->msgfont = (GdkFont *)oldfont;
532 } else if (mimeinfo->sigstatus) {
534 if (!strcmp(mimeinfo->sigstatus, _("Good signature")))
535 color = &good_sig_color;
536 else if (!strcmp(mimeinfo->sigstatus, _("BAD signature")))
537 color = &bad_sig_color;
539 color = &nocheck_sig_color;
540 gtk_stext_insert(text, NULL, color, NULL, buf, -1);
543 if (mimeinfo->mime_type != MIME_TEXT &&
544 mimeinfo->mime_type != MIME_TEXT_HTML &&
545 mimeinfo->mime_type != MIME_TEXT_ENRICHED) {
546 gtk_stext_insert(text, NULL, NULL, NULL, buf, -1);
548 if (!mimeinfo->main &&
550 mimeinfo->parent->children != mimeinfo)
551 gtk_stext_insert(text, NULL, NULL, NULL, buf, -1);
552 else if (prefs_common.display_header)
553 gtk_stext_insert(text, NULL, NULL, NULL, "\n", 1);
554 if (prefs_common.force_charset)
555 charset = prefs_common.force_charset;
556 else if (mimeinfo->charset)
557 charset = mimeinfo->charset;
558 textview_write_body(textview, mimeinfo, fp, charset);
561 gtk_stext_thaw(text);
564 static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
568 g_return_if_fail(mimeinfo != NULL);
569 g_return_if_fail(fp != NULL);
571 level = mimeinfo->level;
574 textview_add_part(textview, mimeinfo, fp);
575 if (mimeinfo->parent && mimeinfo->parent->content_type &&
576 !strcasecmp(mimeinfo->parent->content_type,
577 "multipart/alternative"))
578 mimeinfo = mimeinfo->parent->next;
580 mimeinfo = procmime_mimeinfo_next(mimeinfo);
581 if (!mimeinfo || mimeinfo->level <= level)
586 #define TEXT_INSERT(str) \
587 gtk_stext_insert(text, textview->msgfont, NULL, NULL, str, -1)
589 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
593 if (!partinfo) return;
595 textview_set_font(textview, NULL);
596 text = GTK_STEXT(textview->text);
597 textview_clear(textview);
599 gtk_stext_freeze(text);
601 TEXT_INSERT(_("To save this part, pop up the context menu with "));
602 TEXT_INSERT(_("right click and select `Save as...', "));
603 TEXT_INSERT(_("or press `y' key.\n\n"));
605 TEXT_INSERT(_("To display this part as a text message, select "));
606 TEXT_INSERT(_("`Display as text', or press `t' key.\n\n"));
608 TEXT_INSERT(_("To display this part as an image, select "));
609 TEXT_INSERT(_("`Display image', or press `i' key.\n\n"));
611 TEXT_INSERT(_("To open this part with external program, select "));
612 TEXT_INSERT(_("`Open' or `Open with...', "));
613 TEXT_INSERT(_("or double-click, or click the center button, "));
614 TEXT_INSERT(_("or press `l' key."));
616 gtk_stext_thaw(text);
620 void textview_show_signature_part(TextView *textview, MimeInfo *partinfo)
624 if (!partinfo) return;
626 textview_set_font(textview, NULL);
627 text = GTK_STEXT(textview->text);
628 textview_clear(textview);
630 gtk_stext_freeze(text);
632 if (partinfo->sigstatus_full == NULL) {
633 TEXT_INSERT(_("This signature has not been checked yet.\n"));
634 TEXT_INSERT(_("To check it, pop up the context menu with\n"));
635 TEXT_INSERT(_("right click and select `Check signature'.\n"));
637 TEXT_INSERT(partinfo->sigstatus_full);
640 gtk_stext_thaw(text);
642 #endif /* USE_GPGME */
646 static void textview_write_body(TextView *textview, MimeInfo *mimeinfo,
647 FILE *fp, const gchar *charset)
653 conv = conv_code_converter_new(charset);
655 tmpfp = procmime_decode_content(NULL, fp, mimeinfo);
657 textview->is_in_signature = FALSE;
661 if (mimeinfo->mime_type == MIME_TEXT_HTML)
662 textview_show_html(textview, tmpfp, conv);
663 else if (mimeinfo->mime_type == MIME_TEXT_ENRICHED)
664 textview_show_ertf(textview, tmpfp, conv);
666 while (fgets(buf, sizeof(buf), tmpfp) != NULL)
667 textview_write_line(textview, buf, conv);
671 conv_code_converter_destroy(conv);
674 static void textview_show_html(TextView *textview, FILE *fp,
681 parser = html_parser_new(fp, conv);
682 g_return_if_fail(parser != NULL);
684 while ((str = html_parse(parser)) != NULL) {
685 if (parser->state == HTML_HREF) {
686 /* first time : get and copy the URL */
688 /* ALF - the sylpheed html parser returns an empty string,
689 * if still inside an <a>, but already parsed past HREF */
690 str = strtok(str, " ");
693 /* the URL may (or not) be followed by the
695 str = strtok(NULL, "");
699 textview_write_link(textview, url, str, NULL);
706 textview_write_line(textview, str, NULL);
710 html_parser_destroy(parser);
713 static void textview_show_ertf(TextView *textview, FILE *fp,
719 parser = ertf_parser_new(fp, conv);
720 g_return_if_fail(parser != NULL);
722 while ((str = ertf_parse(parser)) != NULL) {
723 textview_write_line(textview, str, NULL);
726 ertf_parser_destroy(parser);
729 /* get_uri_part() - retrieves a URI starting from scanpos.
730 Returns TRUE if succesful */
731 static gboolean get_uri_part(const gchar *start, const gchar *scanpos,
732 const gchar **bp, const gchar **ep)
736 g_return_val_if_fail(start != NULL, FALSE);
737 g_return_val_if_fail(scanpos != NULL, FALSE);
738 g_return_val_if_fail(bp != NULL, FALSE);
739 g_return_val_if_fail(ep != NULL, FALSE);
743 /* find end point of URI */
744 for (ep_ = scanpos; *ep_ != '\0'; ep_++) {
745 if (!isgraph(*ep_) || !isascii(*ep_) || strchr("()<>\"", *ep_))
749 /* no punctuation at end of string */
751 /* FIXME: this stripping of trailing punctuations may bite with other URIs.
752 * should pass some URI type to this function and decide on that whether
753 * to perform punctuation stripping */
755 #define IS_REAL_PUNCT(ch) (ispunct(ch) && ((ch) != '/'))
757 for (; ep_ - 1 > scanpos + 1 && IS_REAL_PUNCT(*(ep_ - 1)); ep_--)
767 static gchar *make_uri_string(const gchar *bp, const gchar *ep)
769 return g_strndup(bp, ep - bp);
772 /* valid mail address characters */
773 #define IS_RFC822_CHAR(ch) \
778 !strchr("(),;<>\"", (ch)))
780 /* alphabet and number within 7bit ASCII */
781 #define IS_ASCII_ALNUM(ch) (isascii(ch) && isalnum(ch))
782 #define IS_QUOTE(ch) ((ch) == '\'' || (ch) == '"')
784 static GHashTable *create_domain_tab(void)
786 static const gchar *toplvl_domains [] = {
788 "arpa", "coop", "info", "name", "biz", "com", "edu", "gov",
789 "int", "mil", "net", "org", "ac", "ad", "ae", "af", "ag",
790 "ai", "al", "am", "an", "ao", "aq", "ar", "as", "at", "au",
791 "aw", "az", "ba", "bb", "bd", "be", "bf", "bg", "bh", "bi",
792 "bj", "bm", "bn", "bo", "br", "bs", "bt", "bv", "bw", "by",
793 "bz", "ca", "cc", "cd", "cf", "cg", "ch", "ci", "ck", "cl",
794 "cm", "cn", "co", "cr", "cu", "cv", "cx", "cy", "cz", "de",
795 "dj", "dk", "dm", "do", "dz", "ec", "ee", "eg", "eh", "er",
796 "es", "et", "fi", "fj", "fk", "fm", "fo", "fr", "ga", "gd",
797 "ge", "gf", "gg", "gh", "gi", "gl", "gm", "gn", "gp", "gq",
798 "gr", "gs", "gt", "gu", "gw", "gy", "hk", "hm", "hn", "hr",
799 "ht", "hu", "id", "ie", "il", "im", "in", "io", "iq", "ir",
800 "is", "it", "je", "jm", "jo", "jp", "ke", "kg", "kh", "ki",
801 "km", "kn", "kp", "kr", "kw", "ky", "kz", "la", "lb", "lc",
802 "li", "lk", "lr", "ls", "lt", "lu", "lv", "ly", "ma", "mc",
803 "md", "mg", "mh", "mk", "ml", "mm", "mn", "mo", "mp", "mq",
804 "mr", "ms", "mt", "mu", "mv", "mw", "mx", "my", "mz", "na",
805 "nc", "ne", "nf", "ng", "ni", "nl", "no", "np", "nr", "nu",
806 "nz", "om", "pa", "pe", "pf", "pg", "ph", "pk", "pl", "pm",
807 "pn", "pr", "ps", "pt", "pw", "py", "qa", "re", "ro", "ru",
808 "rw", "sa", "sb", "sc", "sd", "se", "sg", "sh", "si", "sj",
809 "sk", "sl", "sm", "sn", "so", "sr", "st", "sv", "sy", "sz",
810 "tc", "td", "tf", "tg", "th", "tj", "tk", "tm", "tn", "to",
811 "tp", "tr", "tt", "tv", "tw", "tz", "ua", "ug", "uk", "um",
812 "us", "uy", "uz", "va", "vc", "ve", "vg", "vi", "vn", "vu",
813 "wf", "ws", "ye", "yt", "yu", "za", "zm", "zw"
816 GHashTable *htab = g_hash_table_new(g_stricase_hash, g_stricase_equal);
818 g_return_val_if_fail(htab, NULL);
819 for (n = 0; n < sizeof toplvl_domains / sizeof toplvl_domains[0]; n++)
820 g_hash_table_insert(htab, (gpointer) toplvl_domains[n], (gpointer) toplvl_domains[n]);
824 static gboolean is_toplvl_domain(GHashTable *tab, const gchar *first, const gchar *last)
826 const gint MAX_LVL_DOM_NAME_LEN = 6;
827 gchar buf[MAX_LVL_DOM_NAME_LEN + 1];
828 const gchar *m = buf + MAX_LVL_DOM_NAME_LEN + 1;
831 if (last - first > MAX_LVL_DOM_NAME_LEN || first > last)
834 for (p = buf; p < m && first < last; *p++ = *first++)
838 return g_hash_table_lookup(tab, buf) != NULL;
841 /* get_email_part() - retrieves an email address. Returns TRUE if succesful */
842 static gboolean get_email_part(const gchar *start, const gchar *scanpos,
843 const gchar **bp, const gchar **ep)
845 /* more complex than the uri part because we need to scan back and forward starting from
846 * the scan position. */
847 gboolean result = FALSE;
848 const gchar *bp_ = NULL;
849 const gchar *ep_ = NULL;
850 static GHashTable *dom_tab;
851 const gchar *last_dot = NULL;
852 const gchar *prelast_dot = NULL;
854 /* the informative part of the email address (describing the name
855 * of the email address owner) may contain quoted parts. the
856 * closure stack stores the last encountered quotes. */
857 gchar closure_stack[128];
858 gchar *ptr = closure_stack;
860 g_return_val_if_fail(start != NULL, FALSE);
861 g_return_val_if_fail(scanpos != NULL, FALSE);
862 g_return_val_if_fail(bp != NULL, FALSE);
863 g_return_val_if_fail(ep != NULL, FALSE);
866 dom_tab = create_domain_tab();
867 g_return_val_if_fail(dom_tab, FALSE);
869 /* scan start of address */
870 for (bp_ = scanpos - 1; bp_ >= start && IS_RFC822_CHAR(*bp_); bp_--)
873 /* TODO: should start with an alnum? */
875 for (; bp_ < scanpos && !IS_ASCII_ALNUM(*bp_); bp_++)
878 if (bp_ != scanpos) {
879 /* scan end of address */
880 for (ep_ = scanpos + 1; *ep_ && IS_RFC822_CHAR(*ep_); ep_++)
882 prelast_dot = last_dot;
884 if (*(last_dot + 1) == '.') {
885 if (prelast_dot == NULL)
887 last_dot = prelast_dot;
892 /* TODO: really should terminate with an alnum? */
893 for (; ep_ > scanpos && !IS_ASCII_ALNUM(*ep_); --ep_)
897 if (last_dot == NULL)
900 last_dot = prelast_dot;
901 if (last_dot == NULL || (scanpos + 1 >= last_dot))
905 if (is_toplvl_domain(dom_tab, last_dot, ep_))
912 if (!result) return FALSE;
914 /* skip if it's between quotes "'alfons@proteus.demon.nl'" <alfons@proteus.demon.nl> */
915 if (bp_ - 1 > start && IS_QUOTE(*(bp_ - 1)) && IS_QUOTE(*ep_))
918 /* see if this is <bracketed>; in this case we also scan for the informative part. */
919 if (bp_ - 1 <= start || *(bp_ - 1) != '<' || *ep_ != '>')
922 #define FULL_STACK() ((size_t) (ptr - closure_stack) >= sizeof closure_stack)
923 #define IN_STACK() (ptr > closure_stack)
924 /* has underrun check */
925 #define POP_STACK() if(IN_STACK()) --ptr
926 /* has overrun check */
927 #define PUSH_STACK(c) if(!FULL_STACK()) *ptr++ = (c); else return TRUE
928 /* has underrun check */
929 #define PEEK_STACK() (IN_STACK() ? *(ptr - 1) : 0)
933 /* scan for the informative part. */
934 for (bp_ -= 2; bp_ >= start; bp_--) {
935 /* if closure on the stack keep scanning */
936 if (PEEK_STACK() == *bp_) {
940 if (*bp_ == '\'' || *bp_ == '"') {
945 /* if nothing in the closure stack, do the special conditions
946 * the following if..else expression simply checks whether
947 * a token is acceptable. if not acceptable, the clause
948 * should terminate the loop with a 'break' */
951 && (((bp_ - 1) >= start) && isalnum(*(bp_ - 1)))
952 && (((bp_ + 1) < ep_) && isalnum(*(bp_ + 1)))) {
953 /* hyphens are allowed, but only in
955 } else if (!ispunct(*bp_)) {
956 /* but anything not being a punctiation
959 break; /* anything else is rejected */
972 /* scan forward (should start with an alnum) */
973 for (; *bp_ != '<' && isspace(*bp_) && *bp_ != '"'; bp_++)
983 #undef IS_RFC822_CHAR
985 static gchar *make_email_string(const gchar *bp, const gchar *ep)
987 /* returns a mailto: URI; mailto: is also used to detect the
988 * uri type later on in the button_pressed signal handler */
992 tmp = g_strndup(bp, ep - bp);
993 result = g_strconcat("mailto:", tmp, NULL);
999 #define ADD_TXT_POS(bp_, ep_, pti_) \
1000 if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
1001 last = last->next; \
1002 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
1003 last->next = NULL; \
1005 g_warning("alloc error scanning URIs\n"); \
1006 gtk_stext_insert(text, textview->msgfont, fg_color, NULL, \
1011 /* textview_make_clickable_parts() - colorizes clickable parts */
1012 static void textview_make_clickable_parts(TextView *textview,
1015 GdkColor *uri_color,
1016 const gchar *linebuf)
1018 /* parse table - in order of priority */
1020 const gchar *needle; /* token */
1022 /* token search function */
1023 gchar *(*search) (const gchar *haystack,
1024 const gchar *needle);
1025 /* part parsing function */
1026 gboolean (*parse) (const gchar *start,
1027 const gchar *scanpos,
1030 /* part to URI function */
1031 gchar *(*build_uri) (const gchar *bp,
1035 static struct table parser[] = {
1036 {"http://", strcasestr, get_uri_part, make_uri_string},
1037 {"https://", strcasestr, get_uri_part, make_uri_string},
1038 {"ftp://", strcasestr, get_uri_part, make_uri_string},
1039 {"www.", strcasestr, get_uri_part, make_uri_string},
1040 {"mailto:", strcasestr, get_uri_part, make_uri_string},
1041 {"@", strcasestr, get_email_part, make_email_string}
1043 const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
1046 const gchar *walk, *bp, *ep;
1049 const gchar *bp, *ep; /* text position */
1050 gint pti; /* index in parse table */
1051 struct txtpos *next; /* next */
1052 } head = {NULL, NULL, 0, NULL}, *last = &head;
1054 GtkSText *text = GTK_STEXT(textview->text);
1056 /* parse for clickable parts, and build a list of begin and end positions */
1057 for (walk = linebuf, n = 0;;) {
1058 gint last_index = PARSE_ELEMS;
1059 gchar *scanpos = NULL;
1061 /* FIXME: this looks phony. scanning for anything in the parse table */
1062 for (n = 0; n < PARSE_ELEMS; n++) {
1065 tmp = parser[n].search(walk, parser[n].needle);
1067 if (scanpos == NULL || tmp < scanpos) {
1075 /* check if URI can be parsed */
1076 if (parser[last_index].parse(walk, scanpos, &bp, &ep)
1077 && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
1078 ADD_TXT_POS(bp, ep, last_index);
1082 strlen(parser[last_index].needle);
1087 /* colorize this line */
1089 const gchar *normal_text = linebuf;
1092 for (last = head.next; last != NULL;
1093 normal_text = last->ep, last = last->next) {
1096 uri = g_new(RemoteURI, 1);
1097 if (last->bp - normal_text > 0)
1098 gtk_stext_insert(text, font,
1101 last->bp - normal_text);
1102 uri->uri = parser[last->pti].build_uri(last->bp,
1104 uri->start = gtk_stext_get_point(text);
1105 gtk_stext_insert(text, font, uri_color,
1106 NULL, last->bp, last->ep - last->bp);
1107 uri->end = gtk_stext_get_point(text);
1108 textview->uri_list =
1109 g_slist_append(textview->uri_list, uri);
1113 gtk_stext_insert(text, font, fg_color,
1114 NULL, normal_text, -1);
1116 gtk_stext_insert(text, font, fg_color, NULL, linebuf, -1);
1121 /* This function writes str as a double-clickable link with the given url. */
1122 static void textview_write_link(TextView *textview, const gchar *url,
1123 const gchar *str, CodeConverter *conv)
1125 GdkColor *link_color = NULL;
1127 GtkSText *text = GTK_STEXT(textview->text);
1128 gchar buf[BUFFSIZE];
1130 /* this part is taken from textview_write_line. Right now the only place
1131 * that calls this function passes NULL for conv, but you never know. */
1134 strncpy2(buf, str, sizeof(buf));
1135 else if (conv_convert(conv, buf, sizeof(buf), str) < 0) {
1136 gtk_stext_insert(text, textview->msgfont,
1137 prefs_common.enable_color
1138 ? &error_color : NULL, NULL,
1139 "*** Warning: code conversion failed ***\n",
1145 if (!conv || conv_convert(conv, buf, sizeof(buf), str) < 0)
1146 strncpy2(buf, str, sizeof(buf));
1149 gtk_stext_insert(text, textview->msgfont, NULL, NULL, " ", 1);
1151 /* this part is based on the code in make_clickable_parts */
1152 if (prefs_common.enable_color) {
1153 link_color = &uri_color;
1155 uri = g_new(RemoteURI, 1);
1156 uri->uri = g_strdup(url);
1157 uri->start = gtk_stext_get_point(text);
1158 gtk_stext_insert(text, textview->msgfont, link_color, NULL, str,
1160 uri->end = gtk_stext_get_point(text);
1161 textview->uri_list = g_slist_append(textview->uri_list, uri);
1164 static void textview_write_line(TextView *textview, const gchar *str,
1165 CodeConverter *conv)
1167 GtkSText *text = GTK_STEXT(textview->text);
1168 gchar buf[BUFFSIZE];
1170 gint quotelevel = -1;
1174 strncpy2(buf, str, sizeof(buf));
1175 else if (conv_convert(conv, buf, sizeof(buf), str) < 0) {
1176 gtk_stext_insert(text, textview->msgfont,
1177 prefs_common.enable_color
1178 ? &error_color : NULL, NULL,
1179 "*** Warning: code conversion failed ***\n",
1184 if (!conv || conv_convert(conv, buf, sizeof(buf), str) < 0)
1185 strncpy2(buf, str, sizeof(buf));
1188 if (prefs_common.conv_mb_alnum) conv_mb_alnum(buf);
1191 /* change color of quotation
1192 >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
1193 Up to 3 levels of quotations are detected, and each
1194 level is colored using a different color. */
1195 if (prefs_common.enable_color
1196 && line_has_quote_char(buf, prefs_common.quote_chars)) {
1197 quotelevel = get_quote_level(buf, prefs_common.quote_chars);
1199 /* set up the correct foreground color */
1200 if (quotelevel > 2) {
1201 /* recycle colors */
1202 if (prefs_common.recycle_quote_colors)
1209 if (quotelevel == -1)
1212 fg_color = "e_colors[quotelevel];
1214 if (prefs_common.enable_color && (strcmp(buf,"-- \n") == 0 || textview->is_in_signature)) {
1215 fg_color = &signature_color;
1216 textview->is_in_signature = TRUE;
1219 if (prefs_common.head_space && spacingfont && buf[0] != '\n')
1220 gtk_stext_insert(text, spacingfont, NULL, NULL, " ", 1);
1222 if (prefs_common.enable_color)
1223 textview_make_clickable_parts(textview, textview->msgfont,
1224 fg_color, &uri_color, buf);
1226 textview_make_clickable_parts(textview, textview->msgfont,
1227 fg_color, NULL, buf);
1230 void textview_clear(TextView *textview)
1232 GtkSText *text = GTK_STEXT(textview->text);
1234 gtk_stext_freeze(text);
1235 gtk_stext_set_point(text, 0);
1236 gtk_stext_forward_delete(text, gtk_stext_get_length(text));
1237 gtk_stext_thaw(text);
1239 textview_uri_list_remove_all(textview->uri_list);
1240 textview->uri_list = NULL;
1242 textview->body_pos = 0;
1243 textview->cur_pos = 0;
1246 void textview_destroy(TextView *textview)
1248 textview_uri_list_remove_all(textview->uri_list);
1249 textview->uri_list = NULL;
1251 if (!textview->scrolledwin_sb->parent)
1252 gtk_widget_destroy(textview->scrolledwin_sb);
1253 if (!textview->scrolledwin_mb->parent)
1254 gtk_widget_destroy(textview->scrolledwin_mb);
1256 if (textview->msgfont)
1257 gdk_font_unref(textview->msgfont);
1258 if (textview->boldfont)
1259 gdk_font_unref(textview->boldfont);
1264 void textview_set_all_headers(TextView *textview, gboolean all_headers)
1266 textview->show_all_headers = all_headers;
1269 void textview_set_font(TextView *textview, const gchar *codeset)
1271 gboolean use_fontset = TRUE;
1273 /* In multi-byte mode, GtkSText can't display 8bit characters
1274 correctly, so it must be single-byte mode. */
1275 if (MB_CUR_MAX > 1) {
1277 if (!g_strncasecmp(codeset, "ISO-8859-", 9) ||
1278 !g_strcasecmp(codeset, "BALTIC"))
1279 use_fontset = FALSE;
1280 else if (conv_get_current_charset() != C_EUC_JP &&
1281 (!g_strncasecmp(codeset, "KOI8-", 5) ||
1282 !g_strncasecmp(codeset, "CP", 2) ||
1283 !g_strncasecmp(codeset, "WINDOWS-", 8)))
1284 use_fontset = FALSE;
1287 use_fontset = FALSE;
1289 if (textview->text_is_mb && !use_fontset) {
1292 parent = textview->scrolledwin_mb->parent;
1293 gtkut_container_remove(GTK_CONTAINER(parent),
1294 textview->scrolledwin_mb);
1295 gtk_container_add(GTK_CONTAINER(parent),
1296 textview->scrolledwin_sb);
1298 textview->text = textview->text_sb;
1299 textview->text_is_mb = FALSE;
1300 } else if (!textview->text_is_mb && use_fontset) {
1303 parent = textview->scrolledwin_sb->parent;
1304 gtkut_container_remove(GTK_CONTAINER(parent),
1305 textview->scrolledwin_sb);
1306 gtk_container_add(GTK_CONTAINER(parent),
1307 textview->scrolledwin_mb);
1309 textview->text = textview->text_mb;
1310 textview->text_is_mb = TRUE;
1313 if (prefs_common.textfont) {
1318 text_mb_font->ascent = text_mb_font_orig_ascent;
1319 text_mb_font->descent = text_mb_font_orig_descent;
1321 font = gdk_fontset_load(prefs_common.textfont);
1322 if (font && text_mb_font != font) {
1324 gdk_font_unref(text_mb_font);
1325 text_mb_font = font;
1326 text_mb_font_orig_ascent = font->ascent;
1327 text_mb_font_orig_descent = font->descent;
1331 text_sb_font->ascent = text_sb_font_orig_ascent;
1332 text_sb_font->descent = text_sb_font_orig_descent;
1335 font = gdk_font_load("-*-courier-medium-r-normal--14-*-*-*-*-*-iso8859-1");
1337 font = gtkut_font_load_from_fontset
1338 (prefs_common.textfont);
1339 if (font && text_sb_font != font) {
1341 gdk_font_unref(text_sb_font);
1342 text_sb_font = font;
1343 text_sb_font_orig_ascent = font->ascent;
1344 text_sb_font_orig_descent = font->descent;
1349 gint ascent, descent;
1351 descent = prefs_common.line_space / 2;
1352 ascent = prefs_common.line_space - descent;
1353 font->ascent += ascent;
1354 font->descent += descent;
1356 if (textview->msgfont)
1357 gdk_font_unref(textview->msgfont);
1358 textview->msgfont = font;
1363 if (!textview->boldfont && prefs_common.boldfont)
1364 textview->boldfont = gtkut_font_load(prefs_common.boldfont);
1366 spacingfont = gdk_font_load("-*-*-medium-r-normal--6-*");
1382 H_ORGANIZATION = 11,
1385 void textview_set_position(TextView *textview, gint pos)
1389 gtk_stext_get_length(GTK_STEXT(textview->text));
1391 textview->cur_pos = pos;
1395 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
1397 gchar buf[BUFFSIZE];
1398 GPtrArray *headers, *sorted_headers;
1399 GSList *disphdr_list;
1403 g_return_val_if_fail(fp != NULL, NULL);
1405 if (textview->show_all_headers)
1406 return procheader_get_header_array_asis(fp);
1408 if (!prefs_common.display_header) {
1409 while (fgets(buf, sizeof(buf), fp) != NULL)
1410 if (buf[0] == '\r' || buf[0] == '\n') break;
1414 headers = procheader_get_header_array_asis(fp);
1416 sorted_headers = g_ptr_array_new();
1418 for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
1419 disphdr_list = disphdr_list->next) {
1420 DisplayHeaderProp *dp =
1421 (DisplayHeaderProp *)disphdr_list->data;
1423 for (i = 0; i < headers->len; i++) {
1424 header = g_ptr_array_index(headers, i);
1426 if (procheader_headername_equal(header->name,
1429 procheader_header_free(header);
1431 g_ptr_array_add(sorted_headers, header);
1433 g_ptr_array_remove_index(headers, i);
1439 if (prefs_common.show_other_header) {
1440 for (i = 0; i < headers->len; i++) {
1441 header = g_ptr_array_index(headers, i);
1442 g_ptr_array_add(sorted_headers, header);
1444 g_ptr_array_free(headers, TRUE);
1446 procheader_header_array_destroy(headers);
1448 return sorted_headers;
1451 static void textview_show_header(TextView *textview, GPtrArray *headers)
1453 GtkSText *text = GTK_STEXT(textview->text);
1457 g_return_if_fail(headers != NULL);
1459 gtk_stext_freeze(text);
1461 for (i = 0; i < headers->len; i++) {
1462 header = g_ptr_array_index(headers, i);
1463 g_return_if_fail(header->name != NULL);
1465 gtk_stext_insert(text, textview->boldfont, NULL, NULL,
1467 if (header->name[strlen(header->name) - 1] != ' ')
1468 gtk_stext_insert(text, textview->boldfont,
1469 NULL, NULL, " ", 1);
1471 if (procheader_headername_equal(header->name, "Subject") ||
1472 procheader_headername_equal(header->name, "From") ||
1473 procheader_headername_equal(header->name, "To") ||
1474 procheader_headername_equal(header->name, "Cc"))
1475 unfold_line(header->body);
1477 if (prefs_common.enable_color &&
1478 (procheader_headername_equal(header->name, "X-Mailer") ||
1479 procheader_headername_equal(header->name,
1481 strstr(header->body, "Sylpheed") != NULL)
1482 gtk_stext_insert(text, NULL, &emphasis_color, NULL,
1484 else if (prefs_common.enable_color) {
1485 textview_make_clickable_parts(textview,
1486 NULL, NULL, &uri_color,
1489 textview_make_clickable_parts(textview,
1493 gtk_stext_insert(text, textview->msgfont, NULL, NULL, "\n", 1);
1496 gtk_stext_thaw(text);
1499 gboolean textview_search_string(TextView *textview, const gchar *str,
1502 GtkSText *text = GTK_STEXT(textview->text);
1507 gboolean found = FALSE;
1509 g_return_val_if_fail(str != NULL, FALSE);
1511 wcs = strdup_mbstowcs(str);
1512 g_return_val_if_fail(wcs != NULL, FALSE);
1514 pos = textview->cur_pos;
1515 if (pos < textview->body_pos)
1516 pos = textview->body_pos;
1517 text_len = gtk_stext_get_length(text);
1518 if (text_len - pos < len) {
1523 for (; pos < text_len; pos++) {
1524 if (text_len - pos < len) break;
1525 if (gtk_stext_match_string(text, pos, wcs, len, case_sens)
1527 gtk_widget_hide(GTK_WIDGET(textview->scrolledwin));
1528 gtk_editable_set_position(GTK_EDITABLE(text),
1530 gtk_editable_select_region(GTK_EDITABLE(text),
1532 gtk_widget_show(GTK_WIDGET(textview->scrolledwin));
1533 textview_set_position(textview, pos + len);
1537 if (text_len - pos == len) break;
1543 gboolean textview_search_string_backward(TextView *textview, const gchar *str,
1546 GtkSText *text = GTK_STEXT(textview->text);
1551 gboolean found = FALSE;
1553 g_return_val_if_fail(str != NULL, FALSE);
1555 wcs = strdup_mbstowcs(str);
1556 g_return_val_if_fail(wcs != NULL, FALSE);
1558 pos = textview->cur_pos;
1559 text_len = gtk_stext_get_length(text);
1560 if (text_len - textview->body_pos < len) {
1564 if (pos <= textview->body_pos || text_len - pos < len)
1565 pos = text_len - len;
1567 for (; pos >= textview->body_pos; pos--) {
1568 if (gtk_stext_match_string(text, pos, wcs, len, case_sens)
1570 gtk_editable_set_position(GTK_EDITABLE(text), pos);
1571 gtk_editable_select_region(GTK_EDITABLE(text),
1573 textview_set_position(textview, pos - 1);
1577 if (pos == textview->body_pos) break;
1584 void textview_scroll_one_line(TextView *textview, gboolean up)
1586 GtkSText *text = GTK_STEXT(textview->text);
1589 if (prefs_common.enable_smooth_scroll) {
1590 textview_smooth_scroll_one_line(textview, up);
1595 upper = text->vadj->upper - text->vadj->page_size;
1596 if (text->vadj->value < upper) {
1597 text->vadj->value +=
1598 text->vadj->step_increment * 4;
1600 MIN(text->vadj->value, upper);
1601 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1605 if (text->vadj->value > 0.0) {
1606 text->vadj->value -=
1607 text->vadj->step_increment * 4;
1609 MAX(text->vadj->value, 0.0);
1610 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1616 gboolean textview_scroll_page(TextView *textview, gboolean up)
1618 GtkSText *text = GTK_STEXT(textview->text);
1622 if (prefs_common.enable_smooth_scroll)
1623 return textview_smooth_scroll_page(textview, up);
1625 if (prefs_common.scroll_halfpage)
1626 page_incr = text->vadj->page_increment / 2;
1628 page_incr = text->vadj->page_increment;
1631 upper = text->vadj->upper - text->vadj->page_size;
1632 if (text->vadj->value < upper) {
1633 text->vadj->value += page_incr;
1634 text->vadj->value = MIN(text->vadj->value, upper);
1635 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1640 if (text->vadj->value > 0.0) {
1641 text->vadj->value -= page_incr;
1642 text->vadj->value = MAX(text->vadj->value, 0.0);
1643 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1652 static void textview_smooth_scroll_do(TextView *textview,
1653 gfloat old_value, gfloat last_value,
1656 GtkSText *text = GTK_STEXT(textview->text);
1661 if (old_value < last_value) {
1662 change_value = last_value - old_value;
1665 change_value = old_value - last_value;
1669 gdk_key_repeat_disable();
1671 for (i = step; i <= change_value; i += step) {
1672 text->vadj->value = old_value + (up ? -i : i);
1673 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1677 text->vadj->value = last_value;
1678 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj), "value_changed");
1680 gdk_key_repeat_restore();
1683 static void textview_smooth_scroll_one_line(TextView *textview, gboolean up)
1685 GtkSText *text = GTK_STEXT(textview->text);
1691 upper = text->vadj->upper - text->vadj->page_size;
1692 if (text->vadj->value < upper) {
1693 old_value = text->vadj->value;
1694 last_value = text->vadj->value +
1695 text->vadj->step_increment * 4;
1696 last_value = MIN(last_value, upper);
1698 textview_smooth_scroll_do(textview, old_value,
1700 prefs_common.scroll_step);
1703 if (text->vadj->value > 0.0) {
1704 old_value = text->vadj->value;
1705 last_value = text->vadj->value -
1706 text->vadj->step_increment * 4;
1707 last_value = MAX(last_value, 0.0);
1709 textview_smooth_scroll_do(textview, old_value,
1711 prefs_common.scroll_step);
1716 static gboolean textview_smooth_scroll_page(TextView *textview, gboolean up)
1718 GtkSText *text = GTK_STEXT(textview->text);
1724 if (prefs_common.scroll_halfpage)
1725 page_incr = text->vadj->page_increment / 2;
1727 page_incr = text->vadj->page_increment;
1730 upper = text->vadj->upper - text->vadj->page_size;
1731 if (text->vadj->value < upper) {
1732 old_value = text->vadj->value;
1733 last_value = text->vadj->value + page_incr;
1734 last_value = MIN(last_value, upper);
1736 textview_smooth_scroll_do(textview, old_value,
1738 prefs_common.scroll_step);
1742 if (text->vadj->value > 0.0) {
1743 old_value = text->vadj->value;
1744 last_value = text->vadj->value - page_incr;
1745 last_value = MAX(last_value, 0.0);
1747 textview_smooth_scroll_do(textview, old_value,
1749 prefs_common.scroll_step);
1757 #define KEY_PRESS_EVENT_STOP() \
1758 if (gtk_signal_n_emissions_by_name \
1759 (GTK_OBJECT(widget), "key_press_event") > 0) { \
1760 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), \
1761 "key_press_event"); \
1764 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
1767 SummaryView *summaryview = NULL;
1768 MessageView *messageview = textview->messageview;
1770 if (!event) return FALSE;
1771 if (messageview->mainwin)
1772 summaryview = messageview->mainwin->summaryview;
1774 switch (event->keyval) {
1789 summary_pass_key_press_event(summaryview, event);
1791 textview_scroll_page(textview, FALSE);
1794 textview_scroll_page(textview, TRUE);
1797 textview_scroll_one_line(textview,
1798 (event->state & GDK_MOD1_MASK) != 0);
1802 summary_pass_key_press_event(summaryview, event);
1811 if (messageview->type == MVIEW_MIME &&
1812 textview == messageview->mimeview->textview) {
1813 KEY_PRESS_EVENT_STOP();
1814 mimeview_pass_key_press_event(messageview->mimeview,
1821 event->window != messageview->mainwin->window->window) {
1822 GdkEventKey tmpev = *event;
1824 tmpev.window = messageview->mainwin->window->window;
1825 KEY_PRESS_EVENT_STOP();
1826 gtk_widget_event(messageview->mainwin->window,
1827 (GdkEvent *)&tmpev);
1835 static gint show_url_timeout_cb(gpointer data)
1837 TextView *textview = (TextView *)data;
1839 if (textview->messageview->mainwin)
1840 if (textview->show_url_msgid)
1841 gtk_statusbar_remove(GTK_STATUSBAR(
1842 textview->messageview->mainwin->statusbar),
1843 textview->messageview->mainwin->folderview_cid,
1844 textview->show_url_msgid);
1848 static gint textview_button_pressed(GtkWidget *widget, GdkEventButton *event,
1852 textview->last_buttonpress = event->type;
1856 static gint textview_button_released(GtkWidget *widget, GdkEventButton *event,
1860 gtk_editable_get_position(GTK_EDITABLE(textview->text));
1863 ((event->button == 1)
1864 || event->button == 2 || event->button == 3)) {
1867 /* double click seems to set the cursor after the current
1868 * word. The cursor position needs fixing, otherwise the
1869 * last word of a clickable zone will not work */
1870 if (event->button == 1 && textview->last_buttonpress == GDK_2BUTTON_PRESS) {
1871 textview->cur_pos--;
1874 for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
1875 RemoteURI *uri = (RemoteURI *)cur->data;
1877 if (textview->cur_pos >= uri->start &&
1878 textview->cur_pos < uri->end) {
1879 /* single click: display url in statusbar */
1880 if (event->button == 1 && textview->last_buttonpress != GDK_2BUTTON_PRESS) {
1881 if (textview->messageview->mainwin) {
1882 if (textview->show_url_msgid) {
1883 gtk_timeout_remove(textview->show_url_timeout_tag);
1884 gtk_statusbar_remove(GTK_STATUSBAR(
1885 textview->messageview->mainwin->statusbar),
1886 textview->messageview->mainwin->folderview_cid,
1887 textview->show_url_msgid);
1888 textview->show_url_msgid = 0;
1890 textview->show_url_msgid = gtk_statusbar_push(
1891 GTK_STATUSBAR(textview->messageview->mainwin->statusbar),
1892 textview->messageview->mainwin->folderview_cid,
1894 textview->show_url_timeout_tag = gtk_timeout_add( 4000, show_url_timeout_cb, textview );
1895 gtkut_widget_wait_for_draw(textview->messageview->mainwin->hbox_stat);
1898 if (!g_strncasecmp(uri->uri, "mailto:", 7)) {
1899 if (event->button == 3) {
1900 gchar *fromname, *fromaddress;
1903 fromaddress = g_strdup(uri->uri + 7);
1904 /* Hiroyuki: please put this function in utils.c! */
1905 fromname = procheader_get_fromname(fromaddress);
1906 extract_address(fromaddress);
1907 g_message("adding from textview %s <%s>", fromname, fromaddress);
1908 /* Add to address book - Match */
1909 addressbook_add_contact( fromname, fromaddress, NULL );
1911 g_free(fromaddress);
1914 PrefsAccount *account = NULL;
1915 FolderItem *folder_item;
1917 if (textview->messageview && textview->messageview->mainwin
1918 && textview->messageview->mainwin->summaryview
1919 && textview->messageview->mainwin->summaryview->folder_item) {
1920 folder_item = textview->messageview->mainwin->summaryview->folder_item;
1921 if (folder_item->prefs && folder_item->prefs->enable_default_account)
1922 account = account_find_from_id(folder_item->prefs->default_account);
1924 compose_new(account, uri->uri + 7, NULL);
1928 if (!g_strncasecmp(uri->uri, "pgp:", 4)) {
1929 GtkAdjustment *pos = gtk_scrolled_window_get_vadjustment(
1930 GTK_SCROLLED_WINDOW(textview->scrolledwin));
1931 gfloat vpos = pos->value;
1932 mimeview_check_signature(textview->messageview->mimeview);
1933 /* scroll back where we were */
1934 gtk_adjustment_set_value(pos, vpos);
1939 prefs_common.uri_cmd);
1945 textview->last_buttonpress = event->type;
1949 static void textview_uri_list_remove_all(GSList *uri_list)
1953 for (cur = uri_list; cur != NULL; cur = cur->next) {
1955 g_free(((RemoteURI *)cur->data)->uri);
1960 g_slist_free(uri_list);