2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2001 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/gtktext.h>
32 #include <gtk/gtksignal.h>
40 #include "summaryview.h"
41 #include "procheader.h"
42 #include "prefs_common.h"
49 #include "addressbook.h"
50 #include "displayheader.h"
52 #define FONT_LOAD(font, s) \
56 Xstrdup_a(fontstr, s, ); \
57 if ((p = strchr(fontstr, ',')) != NULL) *p = '\0'; \
58 font = gdk_font_load(fontstr); \
61 typedef struct _RemoteURI RemoteURI;
71 static GdkColor quote_colors[3] = {
72 {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
73 {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
74 {(gulong)0, (gushort)0, (gushort)0, (gushort)0}
77 static GdkColor uri_color = {
84 static GdkColor emphasis_color = {
91 static GdkColor error_color = {
98 static GdkFont *spacingfont;
100 static void textview_show_html (TextView *textview,
102 CodeConverter *conv);
103 static void textview_write_line (TextView *textview,
105 CodeConverter *conv);
106 static GPtrArray *textview_scan_header (TextView *textview,
108 static void textview_show_header (TextView *textview,
111 static void textview_key_pressed (GtkWidget *widget,
114 static void textview_button_pressed (GtkWidget *widget,
115 GdkEventButton *event,
118 static void textview_uri_list_remove_all(GSList *uri_list);
120 static void textview_smooth_scroll_do (TextView *textview,
124 static void textview_smooth_scroll_one_line (TextView *textview,
126 static gboolean textview_smooth_scroll_page (TextView *textview,
130 TextView *textview_create(void)
134 GtkWidget *scrolledwin_sb;
135 GtkWidget *scrolledwin_mb;
139 debug_print(_("Creating text view...\n"));
140 textview = g_new0(TextView, 1);
142 scrolledwin_sb = gtk_scrolled_window_new(NULL, NULL);
143 scrolledwin_mb = gtk_scrolled_window_new(NULL, NULL);
144 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin_sb),
145 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
146 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin_mb),
147 GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
148 gtk_widget_set_usize(scrolledwin_sb, prefs_common.mainview_width, -1);
149 gtk_widget_set_usize(scrolledwin_mb, prefs_common.mainview_width, -1);
151 /* create GtkText widgets for single-byte and multi-byte character */
152 text_sb = gtk_text_new(NULL, NULL);
153 text_mb = gtk_text_new(NULL, NULL);
154 GTK_TEXT(text_sb)->default_tab_width = 8;
155 GTK_TEXT(text_mb)->default_tab_width = 8;
156 gtk_widget_show(text_sb);
157 gtk_widget_show(text_mb);
158 gtk_text_set_word_wrap(GTK_TEXT(text_sb), TRUE);
159 gtk_text_set_word_wrap(GTK_TEXT(text_mb), TRUE);
160 gtk_widget_ensure_style(text_sb);
161 gtk_widget_ensure_style(text_mb);
162 if (text_sb->style && text_sb->style->font->type == GDK_FONT_FONTSET) {
165 style = gtk_style_copy(text_sb->style);
166 gdk_font_unref(style->font);
167 FONT_LOAD(style->font, NORMAL_FONT);
168 gtk_widget_set_style(text_sb, style);
170 if (text_mb->style && text_mb->style->font->type == GDK_FONT_FONT) {
173 style = gtk_style_copy(text_mb->style);
174 gdk_font_unref(style->font);
175 style->font = gdk_fontset_load(NORMAL_FONT);
176 gtk_widget_set_style(text_mb, style);
178 gtk_widget_ref(scrolledwin_sb);
179 gtk_widget_ref(scrolledwin_mb);
181 gtk_container_add(GTK_CONTAINER(scrolledwin_sb), text_sb);
182 gtk_container_add(GTK_CONTAINER(scrolledwin_mb), text_mb);
183 gtk_signal_connect(GTK_OBJECT(text_sb), "key_press_event",
184 GTK_SIGNAL_FUNC(textview_key_pressed),
186 gtk_signal_connect(GTK_OBJECT(text_sb), "button_press_event",
187 GTK_SIGNAL_FUNC(textview_button_pressed),
189 gtk_signal_connect(GTK_OBJECT(text_mb), "key_press_event",
190 GTK_SIGNAL_FUNC(textview_key_pressed),
192 gtk_signal_connect(GTK_OBJECT(text_mb), "button_press_event",
193 GTK_SIGNAL_FUNC(textview_button_pressed),
196 gtk_widget_show(scrolledwin_sb);
197 gtk_widget_show(scrolledwin_mb);
199 vbox = gtk_vbox_new(FALSE, 0);
200 gtk_box_pack_start(GTK_BOX(vbox), scrolledwin_sb, TRUE, TRUE, 0);
202 textview->vbox = vbox;
203 textview->scrolledwin = scrolledwin_sb;
204 textview->scrolledwin_sb = scrolledwin_sb;
205 textview->scrolledwin_mb = scrolledwin_mb;
206 textview->text = text_sb;
207 textview->text_sb = text_sb;
208 textview->text_mb = text_mb;
209 textview->text_is_mb = FALSE;
210 textview->uri_list = NULL;
215 void textview_init(TextView *textview)
217 gtkut_widget_disable_theme_engine(textview->text_sb);
218 gtkut_widget_disable_theme_engine(textview->text_mb);
219 textview_update_message_colors();
220 textview_set_font(textview, NULL);
223 void textview_update_message_colors(void)
225 GdkColor black = {0, 0, 0, 0};
227 if (prefs_common.enable_color) {
228 /* grab the quote colors, converting from an int to a GdkColor */
229 gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
231 gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col,
233 gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col,
235 gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
238 quote_colors[0] = quote_colors[1] = quote_colors[2] =
239 uri_color = emphasis_color = black;
243 void textview_show_message(TextView *textview, MimeInfo *mimeinfo,
248 if ((fp = fopen(file, "r")) == NULL) {
249 FILE_OP_ERROR(file, "fopen");
253 textview_show_part(textview, mimeinfo, fp);
258 void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
262 const gchar *boundary = NULL;
263 gint boundary_len = 0;
264 const gchar *charset = NULL;
266 GPtrArray *headers = NULL;
269 g_return_if_fail(mimeinfo != NULL);
270 g_return_if_fail(fp != NULL);
272 if (mimeinfo->mime_type == MIME_MULTIPART) {
274 mimeinfo = mimeinfo->sub;
275 if (fseek(fp, mimeinfo->fpos, SEEK_SET) < 0) {
282 if (mimeinfo->parent && mimeinfo->parent->boundary) {
283 boundary = mimeinfo->parent->boundary;
284 boundary_len = strlen(boundary);
287 if (!boundary && mimeinfo->mime_type == MIME_TEXT) {
288 if (fseek(fp, mimeinfo->fpos, SEEK_SET) < 0)
290 headers = textview_scan_header(textview, fp);
292 if (mimeinfo->mime_type == MIME_TEXT && mimeinfo->parent) {
295 if ((fpos = ftell(fp)) < 0)
297 else if (fseek(fp, mimeinfo->parent->fpos, SEEK_SET)
301 headers = textview_scan_header(textview, fp);
302 if (fseek(fp, fpos, SEEK_SET) < 0)
306 while (fgets(buf, sizeof(buf), fp) != NULL)
307 if (buf[0] == '\r' || buf[0] == '\n') break;
310 /* display attached RFC822 single text message */
311 if (mimeinfo->parent && mimeinfo->mime_type == MIME_MESSAGE_RFC822) {
312 if (headers) procheader_header_array_destroy(headers);
313 if (!mimeinfo->sub || mimeinfo->sub->children) return;
314 headers = textview_scan_header(textview, fp);
315 mimeinfo = mimeinfo->sub;
316 } else if (!mimeinfo->parent &&
317 mimeinfo->mime_type == MIME_MESSAGE_RFC822) {
318 if (headers) procheader_header_array_destroy(headers);
319 if (!mimeinfo->sub) return;
320 headers = textview_scan_header(textview, fp);
321 mimeinfo = mimeinfo->sub;
324 if (prefs_common.force_charset)
325 charset = prefs_common.force_charset;
326 else if (mimeinfo->charset)
327 charset = mimeinfo->charset;
328 textview_set_font(textview, charset);
330 conv = conv_code_converter_new(charset);
332 textview_clear(textview);
333 text = GTK_TEXT(textview->text);
334 gtk_text_freeze(text);
337 textview_show_header(textview, headers);
338 procheader_header_array_destroy(headers);
341 tmpfp = procmime_decode_content(NULL, fp, mimeinfo);
343 if (mimeinfo->mime_type == MIME_TEXT_HTML)
344 textview_show_html(textview, tmpfp, conv);
346 while (fgets(buf, sizeof(buf), tmpfp) != NULL)
347 textview_write_line(textview, buf, conv);
351 conv_code_converter_destroy(conv);
356 #define TEXT_INSERT(str) \
357 gtk_text_insert(text, textview->msgfont, NULL, NULL, str, -1)
359 void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
363 if (!partinfo) return;
365 textview_set_font(textview, NULL);
366 text = GTK_TEXT(textview->text);
367 textview_clear(textview);
369 gtk_text_freeze(text);
371 TEXT_INSERT(_("To save this part, pop up the context menu with "));
372 TEXT_INSERT(_("right click and select `Save as...', "));
373 TEXT_INSERT(_("or press `y' key.\n\n"));
375 TEXT_INSERT(_("To display this part as a text message, select "));
376 TEXT_INSERT(_("`Display as text', or press `t' key.\n\n"));
378 TEXT_INSERT(_("To open this part with external program, select "));
379 TEXT_INSERT(_("`Open' or `Open with...', "));
380 TEXT_INSERT(_("or double-click, or click the center button, "));
381 TEXT_INSERT(_("or press `l' key."));
387 void textview_show_signature_part(TextView *textview, MimeInfo *partinfo)
391 if (!partinfo) return;
393 textview_set_font(textview, NULL);
394 text = GTK_TEXT(textview->text);
395 textview_clear(textview);
397 gtk_text_freeze(text);
399 if (partinfo->sigstatus_full == NULL) {
400 TEXT_INSERT(_("This signature has not been checked yet.\n"));
401 TEXT_INSERT(_("To check it, pop up the context menu with\n"));
402 TEXT_INSERT(_("right click and select `Check signature'.\n"));
404 TEXT_INSERT(partinfo->sigstatus_full);
409 #endif /* USE_GPGME */
413 static void textview_show_html(TextView *textview, FILE *fp,
419 parser = html_parser_new(fp, conv);
420 g_return_if_fail(parser != NULL);
422 while ((str = html_parse(parser)) != NULL) {
423 textview_write_line(textview, str, NULL);
425 html_parser_destroy(parser);
428 /* get_uri_part() - retrieves a URI starting from scanpos.
429 Returns TRUE if succesful */
430 static gboolean get_uri_part(const gchar *start, const gchar *scanpos,
431 const gchar **bp, const gchar **ep)
435 g_return_val_if_fail(start != NULL, FALSE);
436 g_return_val_if_fail(scanpos != NULL, FALSE);
437 g_return_val_if_fail(bp != NULL, FALSE);
438 g_return_val_if_fail(ep != NULL, FALSE);
442 /* find end point of URI */
443 for (ep_ = scanpos; *ep_ != '\0'; ep_++) {
444 if (!isgraph(*ep_) || !isascii(*ep_) || strchr("()<>\"", *ep_))
448 /* no punctuation at end of string */
450 /* FIXME: this stripping of trailing punctuations may bite with other URIs.
451 * should pass some URI type to this function and decide on that whether
452 * to perform punctuation stripping */
454 #define IS_REAL_PUNCT(ch) \
455 (ispunct(ch) && ((ch) != '/'))
457 for (; ep_ - 1 > scanpos + 1 && IS_REAL_PUNCT(*(ep_ - 1)); ep_--)
467 static gchar *make_uri_string(const gchar *bp, const gchar *ep)
469 return g_strndup(bp, ep - bp);
472 /* valid mail address characters */
473 #define IS_RFC822_CHAR(ch) \
478 !strchr("()<>\"", (ch)))
480 #define IS_QUOTE(ch) ((ch) == '\'' || (ch) == '"')
482 /* get_email_part() - retrieves an email address. Returns TRUE if succesful */
483 static gboolean get_email_part(const gchar *start, const gchar *scanpos,
484 const gchar **bp, const gchar **ep)
486 /* more complex than the uri part because we need to scan back and forward starting from
487 * the scan position. */
488 gboolean result = FALSE;
489 const gchar *bp_ = NULL;
490 const gchar *ep_ = NULL;
492 /* the informative part of the email address (describing the name
493 * of the email address owner) may contain quoted parts. the
494 * closure stack stores the last encountered quotes. */
495 gchar closure_stack[128];
496 gchar *ptr = closure_stack;
498 g_return_val_if_fail(start != NULL, FALSE);
499 g_return_val_if_fail(scanpos != NULL, FALSE);
500 g_return_val_if_fail(bp != NULL, FALSE);
501 g_return_val_if_fail(ep != NULL, FALSE);
503 /* scan start of address */
504 for (bp_ = scanpos - 1; bp_ >= start && IS_RFC822_CHAR(*bp_); bp_--)
507 /* TODO: should start with an alnum? */
509 for (; bp_ < scanpos && !isalnum(*bp_); bp_++)
512 if (bp_ != scanpos) {
513 /* scan end of address */
514 for (ep_ = scanpos + 1; *ep_ && IS_RFC822_CHAR(*ep_); ep_++)
517 /* TODO: really should terminate with an alnum? */
518 for (; ep_ > scanpos && !isalnum(*ep_); --ep_)
522 if (ep_ > scanpos + 1) {
529 if (!result) return FALSE;
531 /* skip if it's between quotes "'alfons@proteus.demon.nl'" <alfons@proteus.demon.nl> */
532 if (bp_ - 1 > start && IS_QUOTE(*(bp_ - 1)) && IS_QUOTE(*ep_))
535 /* see if this is <bracketed>; in this case we also scan for the informative part. */
536 if (bp_ - 1 <= start || *(bp_ - 1) != '<' || *ep_ != '>')
539 #define FULL_STACK() ((size_t) (ptr - closure_stack) >= sizeof closure_stack)
540 #define IN_STACK() (ptr > closure_stack)
541 /* has underrun check */
542 #define POP_STACK() if(IN_STACK()) --ptr
543 /* has overrun check */
544 #define PUSH_STACK(c) if(!FULL_STACK()) *ptr++ = (c); else return TRUE
545 /* has underrun check */
546 #define PEEK_STACK() (IN_STACK() ? *(ptr - 1) : 0)
550 /* scan for the informative part. */
551 for (bp_ -= 2; bp_ >= start; bp_--) {
552 /* if closure on the stack keep scanning */
553 if (PEEK_STACK() == *bp_) {
557 if (*bp_ == '\'' || *bp_ == '"') {
562 /* if nothing in the closure stack, do the special conditions
563 * the following if..else expression simply checks whether
564 * a token is acceptable. if not acceptable, the clause
565 * should terminate the loop with a 'break' */
568 && (((bp_ - 1) >= start) && isalnum(*(bp_ - 1)))
569 && (((bp_ + 1) < ep_) && isalnum(*(bp_ + 1)))) {
570 /* hyphens are allowed, but only in
572 } else if (!ispunct(*bp_)) {
573 /* but anything not being a punctiation
576 break; /* anything else is rejected */
589 /* scan forward (should start with an alnum) */
590 for (; *bp_ != '<' && isspace(*bp_) && *bp_ != '"'; bp_++)
600 #undef IS_RFC822_CHAR
602 static gchar *make_email_string(const gchar *bp, const gchar *ep)
604 /* returns a mailto: URI; mailto: is also used to detect the
605 * uri type later on in the button_pressed signal handler */
609 tmp = g_strndup(bp, ep - bp);
610 result = g_strconcat("mailto:", tmp, NULL);
616 #define ADD_TXT_POS(bp_, ep_, pti_) \
617 if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
619 last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
622 g_warning("alloc error scanning URIs\n"); \
623 gtk_text_insert(text, textview->msgfont, fg_color, NULL, \
628 /* textview_make_clickable_parts() - colorizes clickable parts */
629 static void textview_make_clickable_parts(TextView *textview,
633 const gchar *linebuf)
635 /* parse table - in order of priority */
637 const gchar *needle; /* token */
639 /* token search function */
640 gchar *(*search) (const gchar *haystack,
641 const gchar *needle);
642 /* part parsing function */
643 gboolean (*parse) (const gchar *start,
644 const gchar *scanpos,
647 /* part to URI function */
648 gchar *(*build_uri) (const gchar *bp,
652 static struct table parser[] = {
653 {"http://", strcasestr, get_uri_part, make_uri_string},
654 {"https://", strcasestr, get_uri_part, make_uri_string},
655 {"ftp://", strcasestr, get_uri_part, make_uri_string},
656 {"mailto:", strcasestr, get_uri_part, make_uri_string},
657 {"@", strcasestr, get_email_part, make_email_string}
659 const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
662 const gchar *walk, *bp, *ep;
665 const gchar *bp, *ep; /* text position */
666 gint pti; /* index in parse table */
667 struct txtpos *next; /* next */
668 } head = {NULL, NULL, 0, NULL}, *last = &head;
670 GtkText *text = GTK_TEXT(textview->text);
672 /* parse for clickable parts, and build a list of begin and end positions */
673 for (walk = linebuf, n = 0;;) {
674 gint last_index = PARSE_ELEMS;
675 gchar *scanpos = NULL;
677 /* FIXME: this looks phony. scanning for anything in the parse table */
678 for (n = 0; n < PARSE_ELEMS; n++) {
681 tmp = parser[n].search(walk, parser[n].needle);
683 if (scanpos == NULL || tmp < scanpos) {
691 /* check if URI can be parsed */
692 if (parser[last_index].parse(linebuf, scanpos, &bp, &ep)
693 && (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
694 ADD_TXT_POS(bp, ep, last_index);
698 strlen(parser[last_index].needle);
703 /* colorize this line */
705 const gchar *normal_text = linebuf;
708 for (last = head.next; last != NULL;
709 normal_text = last->ep, last = last->next) {
712 uri = g_new(RemoteURI, 1);
713 if (last->bp - normal_text > 0)
714 gtk_text_insert(text, font,
717 last->bp - normal_text);
718 uri->uri = parser[last->pti].build_uri(last->bp,
720 uri->start = gtk_text_get_point(text);
721 gtk_text_insert(text, font, uri_color,
722 NULL, last->bp, last->ep - last->bp);
723 uri->end = gtk_text_get_point(text);
725 g_slist_append(textview->uri_list, uri);
729 gtk_text_insert(text, font, fg_color,
730 NULL, normal_text, -1);
732 gtk_text_insert(text, font, fg_color, NULL, linebuf, -1);
737 static void textview_write_line(TextView *textview, const gchar *str,
740 GtkText *text = GTK_TEXT(textview->text);
744 gint quotelevel = -1;
747 strncpy2(buf, str, sizeof(buf));
748 else if (conv_convert(conv, buf, sizeof(buf), str) < 0) {
749 gtk_text_insert(text, textview->msgfont,
750 prefs_common.enable_color
751 ? &error_color : NULL, NULL,
752 "*** Warning: code conversion failed ***\n",
758 if (len > 1 && buf[len - 1] == '\n' && buf[len - 2] == '\r') {
762 if (prefs_common.conv_mb_alnum) conv_mb_alnum(buf);
765 /* change color of quotation
766 >, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
767 Up to 3 levels of quotations are detected, and each
768 level is colored using a different color. */
769 if (prefs_common.enable_color && strchr(buf, '>')) {
770 quotelevel = get_quote_level(buf);
772 /* set up the correct foreground color */
773 if (quotelevel > 2) {
775 if (prefs_common.recycle_quote_colors)
782 if (quotelevel == -1)
785 fg_color = "e_colors[quotelevel];
787 if (prefs_common.head_space && spacingfont && buf[0] != '\n')
788 gtk_text_insert(text, spacingfont, NULL, NULL, " ", 1);
790 if (prefs_common.enable_color)
791 textview_make_clickable_parts(textview, textview->msgfont,
792 fg_color, &uri_color, buf);
794 textview_make_clickable_parts(textview, textview->msgfont,
795 fg_color, NULL, buf);
798 void textview_clear(TextView *textview)
800 GtkText *text = GTK_TEXT(textview->text);
802 gtk_text_freeze(text);
803 gtk_text_backward_delete(text, gtk_text_get_length(text));
806 textview_uri_list_remove_all(textview->uri_list);
807 textview->uri_list = NULL;
810 void textview_destroy(TextView *textview)
812 textview_uri_list_remove_all(textview->uri_list);
813 textview->uri_list = NULL;
815 if (!textview->scrolledwin_sb->parent)
816 gtk_widget_destroy(textview->scrolledwin_sb);
817 if (!textview->scrolledwin_mb->parent)
818 gtk_widget_destroy(textview->scrolledwin_mb);
820 if (textview->msgfont) {
821 textview->msgfont->ascent = textview->prev_ascent;
822 textview->msgfont->descent = textview->prev_descent;
823 gdk_font_unref(textview->msgfont);
825 if (textview->boldfont)
826 gdk_font_unref(textview->boldfont);
831 void textview_set_font(TextView *textview, const gchar *codeset)
833 gboolean use_fontset = TRUE;
835 /* In multi-byte mode, GtkText can't display 8bit characters
836 correctly, so it must be single-byte mode. */
837 if (MB_CUR_MAX > 1) {
839 if (!g_strncasecmp(codeset, "ISO-8859-", 9) ||
840 !g_strncasecmp(codeset, "KOI8-", 5) ||
841 !g_strncasecmp(codeset, "CP", 2) ||
842 !g_strncasecmp(codeset, "WINDOWS-", 8) ||
843 !g_strcasecmp(codeset, "BALTIC"))
849 if (textview->text_is_mb && !use_fontset) {
852 parent = textview->scrolledwin_mb->parent;
853 gtk_editable_select_region
854 (GTK_EDITABLE(textview->text_mb), 0, 0);
855 gtk_container_remove(GTK_CONTAINER(parent),
856 textview->scrolledwin_mb);
857 gtk_container_add(GTK_CONTAINER(parent),
858 textview->scrolledwin_sb);
860 textview->text = textview->text_sb;
861 textview->text_is_mb = FALSE;
862 } else if (!textview->text_is_mb && use_fontset) {
865 parent = textview->scrolledwin_sb->parent;
866 gtk_editable_select_region
867 (GTK_EDITABLE(textview->text_sb), 0, 0);
868 gtk_container_remove(GTK_CONTAINER(parent),
869 textview->scrolledwin_sb);
870 gtk_container_add(GTK_CONTAINER(parent),
871 textview->scrolledwin_mb);
873 textview->text = textview->text_mb;
874 textview->text_is_mb = TRUE;
877 if (prefs_common.textfont) {
878 if (textview->msgfont) {
879 textview->msgfont->ascent = textview->prev_ascent;
880 textview->msgfont->descent = textview->prev_descent;
881 gdk_font_unref(textview->msgfont);
882 textview->msgfont = NULL;
886 gdk_fontset_load(prefs_common.textfont);
888 if (MB_CUR_MAX > 1) {
889 FONT_LOAD(textview->msgfont,
890 "-*-courier-medium-r-normal--14-*-*-*-*-*-iso8859-1");
892 FONT_LOAD(textview->msgfont,
893 prefs_common.textfont);
897 if (textview->msgfont) {
898 gint ascent, descent;
900 textview->prev_ascent = textview->msgfont->ascent;
901 textview->prev_descent = textview->msgfont->descent;
902 descent = prefs_common.line_space / 2;
903 ascent = prefs_common.line_space - descent;
904 textview->msgfont->ascent += ascent;
905 textview->msgfont->descent += descent;
909 if (!textview->boldfont)
910 FONT_LOAD(textview->boldfont, BOLD_FONT);
912 spacingfont = gdk_font_load("-*-*-medium-r-normal--6-*");
931 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
934 GPtrArray *headers, *sorted_headers;
935 GSList *disphdr_list;
939 g_return_val_if_fail(fp != NULL, NULL);
941 if (!prefs_common.display_header) {
942 while (fgets(buf, sizeof(buf), fp) != NULL)
943 if (buf[0] == '\r' || buf[0] == '\n') break;
947 headers = procheader_get_header_array_asis(fp);
949 sorted_headers = g_ptr_array_new();
951 for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
952 disphdr_list = disphdr_list->next) {
953 DisplayHeaderProp *dp =
954 (DisplayHeaderProp *)disphdr_list->data;
956 for (i = 0; i < headers->len; i++) {
957 header = g_ptr_array_index(headers, i);
959 if (procheader_headername_equal(header->name,
962 procheader_header_free(header);
964 g_ptr_array_add(sorted_headers, header);
966 g_ptr_array_remove_index(headers, i);
972 if (prefs_common.show_other_header) {
973 for (i = 0; i < headers->len; i++) {
974 header = g_ptr_array_index(headers, i);
975 g_ptr_array_add(sorted_headers, header);
979 g_ptr_array_free(headers, FALSE);
981 return sorted_headers;
984 static void textview_show_header(TextView *textview, GPtrArray *headers)
986 GtkText *text = GTK_TEXT(textview->text);
990 g_return_if_fail(headers != NULL);
992 gtk_text_freeze(text);
994 for (i = 0; i < headers->len; i++) {
995 header = g_ptr_array_index(headers, i);
996 g_return_if_fail(header->name != NULL);
998 gtk_text_insert(text, textview->boldfont, NULL, NULL,
1000 if (header->name[strlen(header->name) - 1] != ' ')
1001 gtk_text_insert(text, textview->boldfont,
1002 NULL, NULL, " ", 1);
1004 if (procheader_headername_equal(header->name, "Subject") ||
1005 procheader_headername_equal(header->name, "From") ||
1006 procheader_headername_equal(header->name, "To") ||
1007 procheader_headername_equal(header->name, "Cc"))
1008 unfold_line(header->body);
1010 if (prefs_common.enable_color &&
1011 (procheader_headername_equal(header->name, "X-Mailer") ||
1012 procheader_headername_equal(header->name,
1014 strstr(header->body, "Sylpheed") != NULL)
1015 gtk_text_insert(text, NULL, &emphasis_color, NULL,
1017 else if (prefs_common.enable_color) {
1018 textview_make_clickable_parts(textview,
1019 NULL, NULL, &uri_color,
1022 textview_make_clickable_parts(textview,
1026 gtk_text_insert(text, textview->msgfont, NULL, NULL, "\n", 1);
1029 gtk_text_insert(text, textview->msgfont, NULL, NULL, "\n", 1);
1030 gtk_text_thaw(text);
1033 void textview_scroll_one_line(TextView *textview, gboolean up)
1035 GtkText *text = GTK_TEXT(textview->text);
1038 if (prefs_common.enable_smooth_scroll) {
1039 textview_smooth_scroll_one_line(textview, up);
1044 upper = text->vadj->upper - text->vadj->page_size;
1045 if (text->vadj->value < upper) {
1046 text->vadj->value +=
1047 text->vadj->step_increment * 4;
1049 MIN(text->vadj->value, upper);
1050 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1054 if (text->vadj->value > 0.0) {
1055 text->vadj->value -=
1056 text->vadj->step_increment * 4;
1058 MAX(text->vadj->value, 0.0);
1059 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1065 gboolean textview_scroll_page(TextView *textview, gboolean up)
1067 GtkText *text = GTK_TEXT(textview->text);
1071 if (prefs_common.enable_smooth_scroll)
1072 return textview_smooth_scroll_page(textview, up);
1074 if (prefs_common.scroll_halfpage)
1075 page_incr = text->vadj->page_increment / 2;
1077 page_incr = text->vadj->page_increment;
1080 upper = text->vadj->upper - text->vadj->page_size;
1081 if (text->vadj->value < upper) {
1082 text->vadj->value += page_incr;
1083 text->vadj->value = MIN(text->vadj->value, upper);
1084 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1089 if (text->vadj->value > 0.0) {
1090 text->vadj->value -= page_incr;
1091 text->vadj->value = MAX(text->vadj->value, 0.0);
1092 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1101 static void textview_smooth_scroll_do(TextView *textview,
1102 gfloat old_value, gfloat last_value,
1105 GtkText *text = GTK_TEXT(textview->text);
1110 if (old_value < last_value) {
1111 change_value = last_value - old_value;
1114 change_value = old_value - last_value;
1118 gdk_key_repeat_disable();
1120 for (i = step; i <= change_value; i += step) {
1121 text->vadj->value = old_value + (up ? -i : i);
1122 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj),
1126 text->vadj->value = last_value;
1127 gtk_signal_emit_by_name(GTK_OBJECT(text->vadj), "value_changed");
1129 gdk_key_repeat_restore();
1132 static void textview_smooth_scroll_one_line(TextView *textview, gboolean up)
1134 GtkText *text = GTK_TEXT(textview->text);
1140 upper = text->vadj->upper - text->vadj->page_size;
1141 if (text->vadj->value < upper) {
1142 old_value = text->vadj->value;
1143 last_value = text->vadj->value +
1144 text->vadj->step_increment * 4;
1145 last_value = MIN(last_value, upper);
1147 textview_smooth_scroll_do(textview, old_value,
1149 prefs_common.scroll_step);
1152 if (text->vadj->value > 0.0) {
1153 old_value = text->vadj->value;
1154 last_value = text->vadj->value -
1155 text->vadj->step_increment * 4;
1156 last_value = MAX(last_value, 0.0);
1158 textview_smooth_scroll_do(textview, old_value,
1160 prefs_common.scroll_step);
1165 static gboolean textview_smooth_scroll_page(TextView *textview, gboolean up)
1167 GtkText *text = GTK_TEXT(textview->text);
1173 if (prefs_common.scroll_halfpage)
1174 page_incr = text->vadj->page_increment / 2;
1176 page_incr = text->vadj->page_increment;
1179 upper = text->vadj->upper - text->vadj->page_size;
1180 if (text->vadj->value < upper) {
1181 old_value = text->vadj->value;
1182 last_value = text->vadj->value + page_incr;
1183 last_value = MIN(last_value, upper);
1185 textview_smooth_scroll_do(textview, old_value,
1187 prefs_common.scroll_step);
1191 if (text->vadj->value > 0.0) {
1192 old_value = text->vadj->value;
1193 last_value = text->vadj->value - page_incr;
1194 last_value = MAX(last_value, 0.0);
1196 textview_smooth_scroll_do(textview, old_value,
1198 prefs_common.scroll_step);
1206 static void textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
1209 SummaryView *summaryview = NULL;
1212 if (textview->messageview->mainwin)
1213 summaryview = textview->messageview->mainwin->summaryview;
1215 switch (event->keyval) {
1230 summary_pass_key_press_event(summaryview, event);
1232 textview_scroll_page(textview, FALSE);
1236 textview_scroll_page(textview, TRUE);
1239 textview_scroll_one_line(textview,
1240 (event->state & GDK_MOD1_MASK) != 0);
1244 summary_pass_key_press_event(summaryview, event);
1249 static void textview_button_pressed(GtkWidget *widget, GdkEventButton *event,
1253 ((event->button == 1 && event->type == GDK_2BUTTON_PRESS)
1254 || event->button == 2 || event->button == 3)) {
1258 current_pos = GTK_EDITABLE(textview->text)->current_pos;
1260 for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
1261 RemoteURI *uri = (RemoteURI *)cur->data;
1263 if (current_pos >= uri->start &&
1264 current_pos < uri->end) {
1265 if (!g_strncasecmp(uri->uri, "mailto:", 7)) {
1266 if (event->button == 3) {
1267 gchar *fromname, *fromaddress;
1269 fromaddress = g_strdup(uri->uri + 7);
1270 /* Hiroyuki: please put this function in utils.c! */
1271 fromname = procheader_get_fromname(fromaddress);
1272 extract_address(fromaddress);
1273 g_message("adding from textview %s <%s>", fromname, fromaddress);
1274 // Add to address book - Match
1275 addressbook_add_contact( fromname, fromaddress, NULL );
1276 g_free(fromaddress);
1279 compose_new_with_recipient
1280 (NULL, uri->uri + 7);
1284 prefs_common.uri_cmd);
1291 static void textview_uri_list_remove_all(GSList *uri_list)
1295 for (cur = uri_list; cur != NULL; cur = cur->next) {
1297 g_free(((RemoteURI *)cur->data)->uri);
1302 g_slist_free(uri_list);