src/headerview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 Hiroyuki Yamamoto
   4  *
   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 3 of the License, or
   8  * (at your option) any later version.
   9  *
  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.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28 #include <gtk/gtk.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <time.h>
  32
  33 #if HAVE_LIBCOMPFACE
  34 #  include <compface.h>
  35 #endif
  36
  37 #include <gdk-pixbuf/gdk-pixbuf.h>
  38
  39 #include "headerview.h"
  40 #include "prefs_common.h"
  41 #include "codeconv.h"
  42 #include "gtkutils.h"
  43 #include "utils.h"
  44 #include "base64.h"
  45 #include "headers.h"
  46 #include "addrindex.h"
  47
  48 #if HAVE_LIBCOMPFACE
  49 #define XPM_XFACE_HEIGHT        (HEIGHT + 3)  /* 3 = 1 header + 2 colors */
  50
  51 static gchar *xpm_xface[XPM_XFACE_HEIGHT];
  52
  53 static gint headerview_show_xface       (HeaderView     *headerview,
  54                                          MsgInfo        *msginfo);
  55 #endif
  56
  57 static gint headerview_show_face        (HeaderView     *headerview,
  58                                          MsgInfo        *msginfo);
  59 static gint headerview_show_contact_pic (HeaderView     *headerview,
  60                                          MsgInfo        *msginfo);
  61 static void headerview_save_contact_pic (HeaderView     *headerview,
  62                                          MsgInfo        *msginfo);
  63
  64 HeaderView *headerview_create(void)
  65 {
  66         HeaderView *headerview;
  67         GtkWidget *hbox;
  68         GtkWidget *vbox;
  69         GtkWidget *hbox1;
  70         GtkWidget *hbox2;
  71         GtkWidget *hbox3;
  72         GtkWidget *from_header_label;
  73         GtkWidget *from_body_label;
  74         GtkWidget *to_header_label;
  75         GtkWidget *to_body_label;
  76         GtkWidget *ng_header_label;
  77         GtkWidget *ng_body_label;
  78         GtkWidget *subject_header_label;
  79         GtkWidget *subject_body_label;
  80         GtkWidget *tags_header_label;
  81         GtkWidget *tags_body_label;
  82
  83         debug_print("Creating header view...\n");
  84         headerview = g_new0(HeaderView, 1);
  85
  86         hbox = gtk_hbox_new(FALSE, 0);
  87         gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
  88         vbox = gtk_vbox_new(FALSE, 2);
  89         gtk_box_pack_start(GTK_BOX(hbox), vbox, TRUE, TRUE, 0);
  90
  91         hbox1 = gtk_hbox_new(FALSE, 4);
  92         gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE, 0);
  93         hbox2 = gtk_hbox_new(FALSE, 4);
  94         gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE, 0);
  95         hbox3 = gtk_hbox_new(FALSE, 4);
  96         gtk_box_pack_start(GTK_BOX(vbox), hbox3, FALSE, FALSE, 0);
  97
  98         from_header_label    = gtk_label_new(prefs_common_translated_header_name("From:"));
  99         from_body_label      = gtk_label_new("");
 100         to_header_label      = gtk_label_new(prefs_common_translated_header_name("To:"));
 101         to_body_label        = gtk_label_new("");
 102         ng_header_label      = gtk_label_new(prefs_common_translated_header_name("Newsgroups:"));
 103         ng_body_label        = gtk_label_new("");
 104         subject_header_label = gtk_label_new(prefs_common_translated_header_name("Subject:"));
 105         subject_body_label   = gtk_label_new("");
 106         tags_header_label = gtk_label_new(_("Tags:"));
 107         tags_body_label   = gtk_label_new("");
 108
 109         gtk_label_set_selectable(GTK_LABEL(from_body_label), TRUE);
 110         gtk_label_set_selectable(GTK_LABEL(to_body_label), TRUE);
 111         gtk_label_set_selectable(GTK_LABEL(ng_body_label), TRUE);
 112         gtk_label_set_selectable(GTK_LABEL(subject_body_label), TRUE);
 113         gtk_label_set_selectable(GTK_LABEL(tags_body_label), TRUE);
 114
 115         GTK_WIDGET_UNSET_FLAGS(from_body_label, GTK_CAN_FOCUS);
 116         GTK_WIDGET_UNSET_FLAGS(to_body_label, GTK_CAN_FOCUS);
 117         GTK_WIDGET_UNSET_FLAGS(ng_body_label, GTK_CAN_FOCUS);
 118         GTK_WIDGET_UNSET_FLAGS(subject_body_label, GTK_CAN_FOCUS);
 119         GTK_WIDGET_UNSET_FLAGS(tags_body_label, GTK_CAN_FOCUS);
 120
 121         gtk_box_pack_start(GTK_BOX(hbox1), from_header_label, FALSE, FALSE, 0);
 122         gtk_box_pack_start(GTK_BOX(hbox1), from_body_label, FALSE, FALSE, 0);
 123         gtk_box_pack_start(GTK_BOX(hbox1), to_header_label, FALSE, FALSE, 0);
 124         gtk_box_pack_start(GTK_BOX(hbox1), to_body_label, TRUE, TRUE, 0);
 125         gtk_box_pack_start(GTK_BOX(hbox1), ng_header_label, FALSE, FALSE, 0);
 126         gtk_box_pack_start(GTK_BOX(hbox1), ng_body_label, TRUE, TRUE, 0);
 127         gtk_box_pack_start(GTK_BOX(hbox2), subject_header_label, FALSE, FALSE, 0);
 128         gtk_box_pack_start(GTK_BOX(hbox2), subject_body_label, TRUE, TRUE, 0);
 129         gtk_box_pack_start(GTK_BOX(hbox3), tags_header_label, FALSE, FALSE, 0);
 130         gtk_box_pack_start(GTK_BOX(hbox3), tags_body_label, TRUE, TRUE, 0);
 131
 132         gtk_misc_set_alignment(GTK_MISC(to_body_label), 0, 0.5);
 133         gtk_misc_set_alignment(GTK_MISC(ng_body_label), 0, 0.5);
 134         gtk_misc_set_alignment(GTK_MISC(subject_body_label), 0, 0.5);
 135         gtk_misc_set_alignment(GTK_MISC(tags_body_label), 0, 0.5);
 136         gtk_label_set_ellipsize(GTK_LABEL(to_body_label), PANGO_ELLIPSIZE_END);
 137         gtk_label_set_ellipsize(GTK_LABEL(ng_body_label), PANGO_ELLIPSIZE_END);
 138         gtk_label_set_ellipsize(GTK_LABEL(subject_body_label), PANGO_ELLIPSIZE_END);
 139         gtk_label_set_ellipsize(GTK_LABEL(tags_body_label), PANGO_ELLIPSIZE_END);
 140
 141         headerview->hbox = hbox;
 142         headerview->from_header_label    = from_header_label;
 143         headerview->from_body_label      = from_body_label;
 144         headerview->to_header_label      = to_header_label;
 145         headerview->to_body_label        = to_body_label;
 146         headerview->ng_header_label      = ng_header_label;
 147         headerview->ng_body_label        = ng_body_label;
 148         headerview->subject_header_label = subject_header_label;
 149         headerview->subject_body_label   = subject_body_label;
 150         headerview->tags_header_label = tags_header_label;
 151         headerview->tags_body_label   = tags_body_label;
 152         headerview->image = NULL;
 153
 154         gtk_widget_show_all(hbox);
 155
 156         return headerview;
 157 }
 158
 159 void headerview_set_font(HeaderView *headerview)
 160 {
 161         PangoFontDescription *boldfont = NULL;
 162         PangoFontDescription *normalfont = NULL;
 163
 164         normalfont = pango_font_description_from_string(NORMAL_FONT);
 165         if (normalfont) {
 166                 gtk_widget_modify_font(headerview->from_body_label, normalfont);
 167                 gtk_widget_modify_font(headerview->to_body_label, normalfont);
 168                 gtk_widget_modify_font(headerview->ng_body_label, normalfont);
 169                 gtk_widget_modify_font(headerview->subject_body_label, normalfont);
 170                 gtk_widget_modify_font(headerview->tags_body_label, normalfont);
 171                 pango_font_description_free(normalfont);
 172         }
 173
 174         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 175                 boldfont = pango_font_description_from_string(NORMAL_FONT);
 176                 pango_font_description_set_weight(boldfont, PANGO_WEIGHT_BOLD);
 177         } else {
 178                 boldfont = pango_font_description_from_string(BOLD_FONT);
 179         }
 180         if (boldfont) {
 181                 gtk_widget_modify_font(headerview->from_header_label, boldfont);
 182                 gtk_widget_modify_font(headerview->to_header_label, boldfont);
 183                 gtk_widget_modify_font(headerview->ng_header_label, boldfont);
 184                 gtk_widget_modify_font(headerview->subject_header_label, boldfont);
 185                 gtk_widget_modify_font(headerview->tags_header_label, boldfont);
 186                 pango_font_description_free(boldfont);
 187         }
 188 }
 189
 190 void headerview_init(HeaderView *headerview)
 191 {
 192         headerview_set_font(headerview);
 193         headerview_clear(headerview);
 194         headerview_set_visibility(headerview, prefs_common.display_header_pane);
 195
 196 #if HAVE_LIBCOMPFACE
 197         {
 198                 gint i;
 199
 200                 for (i = 0; i < XPM_XFACE_HEIGHT; i++) {
 201                         xpm_xface[i] = g_malloc(WIDTH + 1);
 202                         *xpm_xface[i] = '\0';
 203                 }
 204         }
 205 #endif
 206 }
 207
 208 void headerview_show(HeaderView *headerview, MsgInfo *msginfo)
 209 {
 210         gchar *tags = procmsg_msginfo_get_tags_str(msginfo);
 211
 212         headerview_clear(headerview);
 213
 214         gtk_label_set_text(GTK_LABEL(headerview->from_body_label),
 215                            msginfo->from ? msginfo->from : _("(No From)"));
 216         if (msginfo->to) {
 217                 gtk_label_set_text(GTK_LABEL(headerview->to_body_label),
 218                                    msginfo->to);
 219                 gtk_widget_show(headerview->to_header_label);
 220                 gtk_widget_show(headerview->to_body_label);
 221         }
 222         if (msginfo->newsgroups) {
 223                 gtk_label_set_text(GTK_LABEL(headerview->ng_body_label),
 224                                    msginfo->newsgroups);
 225                 gtk_widget_show(headerview->ng_header_label);
 226                 gtk_widget_show(headerview->ng_body_label);
 227         }
 228         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label),
 229                            msginfo->subject ? msginfo->subject :
 230                            _("(No Subject)"));
 231         if (tags) {
 232                 gtk_label_set_text(GTK_LABEL(headerview->tags_body_label),
 233                                    tags);
 234                 gtk_widget_show(headerview->tags_header_label);
 235                 gtk_widget_show(headerview->tags_body_label);
 236                 g_free(tags);
 237         }
 238         if (!headerview_show_face(headerview, msginfo))
 239                 return;
 240
 241 #if HAVE_LIBCOMPFACE
 242         if (!headerview_show_xface(headerview, msginfo))
 243                 return;
 244 #endif
 245
 246         if (!headerview_show_contact_pic(headerview, msginfo))
 247                 return;
 248
 249 }
 250
 251 #if HAVE_LIBCOMPFACE
 252 static gint headerview_show_xface(HeaderView *headerview, MsgInfo *msginfo)
 253 {
 254         GtkWidget *hbox = headerview->hbox;
 255         GtkWidget *image;
 256
 257         if (!msginfo->extradata ||
 258             !msginfo->extradata->xface ||
 259             strlen(msginfo->extradata->xface) < 5) {
 260                 if (headerview->image &&
 261                     GTK_WIDGET_VISIBLE(headerview->image)) {
 262                         gtk_widget_hide(headerview->image);
 263                         gtk_widget_queue_resize(hbox);
 264                 }
 265                 return -1;
 266         }
 267         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return -1;
 268
 269         if (headerview->image) {
 270                 gtk_widget_destroy(headerview->image);
 271                 headerview->image = NULL;
 272         }
 273
 274
 275         image = xface_get_from_header(msginfo->extradata->xface, &hbox->style->white,
 276                                 hbox->window);
 277
 278         if (image) {
 279                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 280                 gtk_widget_show(image);
 281         }
 282
 283         headerview->image = image;
 284         if (image) {
 285                 headerview_save_contact_pic(headerview, msginfo);
 286         }
 287         return 0;
 288 }
 289 #endif
 290
 291 static gint headerview_show_face (HeaderView *headerview, MsgInfo *msginfo)
 292 {
 293         GtkWidget *hbox = headerview->hbox;
 294         GtkWidget *image;
 295
 296         if (!msginfo->extradata || !msginfo->extradata->face) {
 297                 if (headerview->image &&
 298                     GTK_WIDGET_VISIBLE(headerview->image)) {
 299                         gtk_widget_hide(headerview->image);
 300                         gtk_widget_queue_resize(hbox);
 301                 }
 302                 return -1;
 303         }
 304         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return -1;
 305
 306         if (headerview->image) {
 307                 gtk_widget_destroy(headerview->image);
 308                 headerview->image = NULL;
 309         }
 310
 311
 312         image = face_get_from_header(msginfo->extradata->face);
 313
 314         if (image) {
 315                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 316                 gtk_widget_show(image);
 317         }
 318
 319         headerview->image = image;
 320         if (image == NULL)
 321                 return -1;
 322         else {
 323                 headerview_save_contact_pic(headerview, msginfo);
 324                 return 0;
 325         }
 326 }
 327
 328 static void headerview_save_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 329 {
 330         gchar *filename = NULL;
 331         GError *error = NULL;
 332         GdkPixbuf *picture = NULL;
 333
 334         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return;
 335
 336         if (headerview->image) {
 337                 picture = gtk_image_get_pixbuf(GTK_IMAGE(headerview->image));
 338         }
 339
 340         filename = addrindex_get_picture_file(msginfo->from);
 341         if (!filename)
 342                 return;
 343         if (!is_file_exist(filename)) {
 344                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
 345                 if (error) {
 346                         g_warning(_("Failed to save image: \n%s"),
 347                                         error->message);
 348                         g_error_free(error);
 349                 }
 350         }
 351         g_free(filename);
 352 }
 353
 354 static gint headerview_show_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 355 {
 356         GtkWidget *hbox = headerview->hbox;
 357         GtkWidget *image;
 358         gchar *filename = NULL;
 359         GError *error = NULL;
 360         GdkPixbuf *picture = NULL;
 361         gint w, h;
 362
 363         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return -1;
 364
 365         if (headerview->image) {
 366                 gtk_widget_destroy(headerview->image);
 367                 headerview->image = NULL;
 368         }
 369
 370         filename = addrindex_get_picture_file(msginfo->from);
 371
 372         if (!filename)
 373                 return -1;
 374         if (!is_file_exist(filename)) {
 375                 g_free(filename);
 376                 return -1;
 377         }
 378         gdk_pixbuf_get_file_info(filename, &w, &h);
 379
 380         if (w > 48 || h > 48)
 381                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
 382                                                 48, 48, TRUE, &error);
 383         else
 384                 picture = gdk_pixbuf_new_from_file(filename, &error);
 385
 386         g_free(filename);
 387         if (error) {
 388                 debug_print("Failed to import image: \n%s",
 389                                 error->message);
 390                 g_error_free(error);
 391                 return -1;
 392         }
 393         if (picture)
 394                 image = gtk_image_new_from_pixbuf(picture);
 395         else
 396                 return -1;
 397
 398         g_object_unref(picture);
 399         if (image) {
 400                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 401                 gtk_widget_show(image);
 402         }
 403
 404         headerview->image = image;
 405         if (image == NULL)
 406                 return -1;
 407         else
 408                 return 0;
 409 }
 410
 411 void headerview_clear(HeaderView *headerview)
 412 {
 413         if (headerview == NULL)
 414                 return;
 415
 416         gtk_label_set_text(GTK_LABEL(headerview->from_body_label), "");
 417         gtk_label_set_text(GTK_LABEL(headerview->to_body_label), "");
 418         gtk_label_set_text(GTK_LABEL(headerview->ng_body_label), "");
 419         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label), "");
 420         gtk_label_set_text(GTK_LABEL(headerview->tags_body_label), "");
 421         gtk_widget_hide(headerview->to_header_label);
 422         gtk_widget_hide(headerview->to_body_label);
 423         gtk_widget_hide(headerview->ng_header_label);
 424         gtk_widget_hide(headerview->ng_body_label);
 425         gtk_widget_hide(headerview->tags_header_label);
 426         gtk_widget_hide(headerview->tags_body_label);
 427
 428         if (headerview->image && GTK_WIDGET_VISIBLE(headerview->image)) {
 429                 gtk_widget_hide(headerview->image);
 430                 gtk_widget_queue_resize(headerview->hbox);
 431         }
 432 }
 433
 434 void headerview_set_visibility(HeaderView *headerview, gboolean visibility)
 435 {
 436         if (visibility)
 437                 gtk_widget_show(headerview->hbox);
 438         else
 439                 gtk_widget_hide(headerview->hbox);
 440 }
 441
 442 void headerview_destroy(HeaderView *headerview)
 443 {
 444         g_free(headerview);
 445 }