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/gtkwidget.h>
  29 #include <gtk/gtkstyle.h>
  30 #include <gtk/gtkscrolledwindow.h>
  31 #include <gtk/gtkhbox.h>
  32 #include <gtk/gtkvbox.h>
  33 #include <gtk/gtklabel.h>
  34 #include <gtk/gtkimage.h>
  35 #include <stdio.h>
  36 #include <string.h>
  37 #include <time.h>
  38
  39 #if HAVE_LIBCOMPFACE
  40 #  include <compface.h>
  41 #endif
  42
  43 #include <gdk-pixbuf/gdk-pixbuf.h>
  44
  45 #include "headerview.h"
  46 #include "prefs_common.h"
  47 #include "codeconv.h"
  48 #include "gtkutils.h"
  49 #include "utils.h"
  50 #include "base64.h"
  51 #include "headers.h"
  52 #include "addrindex.h"
  53
  54 #if HAVE_LIBCOMPFACE
  55 #define XPM_XFACE_HEIGHT        (HEIGHT + 3)  /* 3 = 1 header + 2 colors */
  56
  57 static gchar *xpm_xface[XPM_XFACE_HEIGHT];
  58
  59 static gint headerview_show_xface       (HeaderView     *headerview,
  60                                          MsgInfo        *msginfo);
  61 #endif
  62
  63 static gint headerview_show_face        (HeaderView     *headerview,
  64                                          MsgInfo        *msginfo);
  65 static gint headerview_show_contact_pic (HeaderView     *headerview,
  66                                          MsgInfo        *msginfo);
  67 static void headerview_save_contact_pic (HeaderView     *headerview,
  68                                          MsgInfo        *msginfo);
  69
  70 HeaderView *headerview_create(void)
  71 {
  72         HeaderView *headerview;
  73         GtkWidget *hbox;
  74         GtkWidget *vbox;
  75         GtkWidget *hbox1;
  76         GtkWidget *hbox2;
  77         GtkWidget *hbox3;
  78         GtkWidget *from_header_label;
  79         GtkWidget *from_body_label;
  80         GtkWidget *to_header_label;
  81         GtkWidget *to_body_label;
  82         GtkWidget *ng_header_label;
  83         GtkWidget *ng_body_label;
  84         GtkWidget *subject_header_label;
  85         GtkWidget *subject_body_label;
  86         GtkWidget *tags_header_label;
  87         GtkWidget *tags_body_label;
  88
  89         debug_print("Creating header view...\n");
  90         headerview = g_new0(HeaderView, 1);
  91
  92         hbox = gtk_hbox_new(FALSE, 0);
  93         gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
  94         vbox = gtk_vbox_new(FALSE, 2);
  95         gtk_box_pack_start(GTK_BOX(hbox), vbox, TRUE, TRUE, 0);
  96
  97         hbox1 = gtk_hbox_new(FALSE, 4);
  98         gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE, 0);
  99         hbox2 = gtk_hbox_new(FALSE, 4);
 100         gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE, 0);
 101         hbox3 = gtk_hbox_new(FALSE, 4);
 102         gtk_box_pack_start(GTK_BOX(vbox), hbox3, FALSE, FALSE, 0);
 103
 104         from_header_label    = gtk_label_new(prefs_common_translated_header_name("From:"));
 105         from_body_label      = gtk_label_new("");
 106         to_header_label      = gtk_label_new(prefs_common_translated_header_name("To:"));
 107         to_body_label        = gtk_label_new("");
 108         ng_header_label      = gtk_label_new(prefs_common_translated_header_name("Newsgroups:"));
 109         ng_body_label        = gtk_label_new("");
 110         subject_header_label = gtk_label_new(prefs_common_translated_header_name("Subject:"));
 111         subject_body_label   = gtk_label_new("");
 112         tags_header_label = gtk_label_new(_("Tags:"));
 113         tags_body_label   = gtk_label_new("");
 114
 115         gtk_label_set_selectable(GTK_LABEL(from_body_label), TRUE);
 116         gtk_label_set_selectable(GTK_LABEL(to_body_label), TRUE);
 117         gtk_label_set_selectable(GTK_LABEL(ng_body_label), TRUE);
 118         gtk_label_set_selectable(GTK_LABEL(subject_body_label), TRUE);
 119         gtk_label_set_selectable(GTK_LABEL(tags_body_label), TRUE);
 120
 121         GTK_WIDGET_UNSET_FLAGS(from_body_label, GTK_CAN_FOCUS);
 122         GTK_WIDGET_UNSET_FLAGS(to_body_label, GTK_CAN_FOCUS);
 123         GTK_WIDGET_UNSET_FLAGS(ng_body_label, GTK_CAN_FOCUS);
 124         GTK_WIDGET_UNSET_FLAGS(subject_body_label, GTK_CAN_FOCUS);
 125         GTK_WIDGET_UNSET_FLAGS(tags_body_label, GTK_CAN_FOCUS);
 126
 127         gtk_box_pack_start(GTK_BOX(hbox1), from_header_label, FALSE, FALSE, 0);
 128         gtk_box_pack_start(GTK_BOX(hbox1), from_body_label, FALSE, FALSE, 0);
 129         gtk_box_pack_start(GTK_BOX(hbox1), to_header_label, FALSE, FALSE, 0);
 130         gtk_box_pack_start(GTK_BOX(hbox1), to_body_label, TRUE, TRUE, 0);
 131         gtk_box_pack_start(GTK_BOX(hbox1), ng_header_label, FALSE, FALSE, 0);
 132         gtk_box_pack_start(GTK_BOX(hbox1), ng_body_label, TRUE, TRUE, 0);
 133         gtk_box_pack_start(GTK_BOX(hbox2), subject_header_label, FALSE, FALSE, 0);
 134         gtk_box_pack_start(GTK_BOX(hbox2), subject_body_label, TRUE, TRUE, 0);
 135         gtk_box_pack_start(GTK_BOX(hbox3), tags_header_label, FALSE, FALSE, 0);
 136         gtk_box_pack_start(GTK_BOX(hbox3), tags_body_label, TRUE, TRUE, 0);
 137
 138         gtk_misc_set_alignment(GTK_MISC(to_body_label), 0, 0.5);
 139         gtk_misc_set_alignment(GTK_MISC(ng_body_label), 0, 0.5);
 140         gtk_misc_set_alignment(GTK_MISC(subject_body_label), 0, 0.5);
 141         gtk_misc_set_alignment(GTK_MISC(tags_body_label), 0, 0.5);
 142         gtk_label_set_ellipsize(GTK_LABEL(to_body_label), PANGO_ELLIPSIZE_END);
 143         gtk_label_set_ellipsize(GTK_LABEL(ng_body_label), PANGO_ELLIPSIZE_END);
 144         gtk_label_set_ellipsize(GTK_LABEL(subject_body_label), PANGO_ELLIPSIZE_END);
 145         gtk_label_set_ellipsize(GTK_LABEL(tags_body_label), PANGO_ELLIPSIZE_END);
 146
 147         headerview->hbox = hbox;
 148         headerview->from_header_label    = from_header_label;
 149         headerview->from_body_label      = from_body_label;
 150         headerview->to_header_label      = to_header_label;
 151         headerview->to_body_label        = to_body_label;
 152         headerview->ng_header_label      = ng_header_label;
 153         headerview->ng_body_label        = ng_body_label;
 154         headerview->subject_header_label = subject_header_label;
 155         headerview->subject_body_label   = subject_body_label;
 156         headerview->tags_header_label = tags_header_label;
 157         headerview->tags_body_label   = tags_body_label;
 158         headerview->image = NULL;
 159
 160         gtk_widget_show_all(hbox);
 161
 162         return headerview;
 163 }
 164
 165 void headerview_set_font(HeaderView *headerview)
 166 {
 167         PangoFontDescription *boldfont = NULL;
 168         PangoFontDescription *normalfont = NULL;
 169
 170         if (!boldfont) {
 171                 normalfont = pango_font_description_from_string(NORMAL_FONT);
 172                 boldfont = pango_font_description_from_string(NORMAL_FONT);
 173                 pango_font_description_set_weight(boldfont, PANGO_WEIGHT_BOLD);
 174         }
 175
 176         if (boldfont) {
 177                 gtk_widget_modify_font(headerview->from_header_label, boldfont);
 178                 gtk_widget_modify_font(headerview->to_header_label, boldfont);
 179                 gtk_widget_modify_font(headerview->ng_header_label, boldfont);
 180                 gtk_widget_modify_font(headerview->subject_header_label, boldfont);
 181                 gtk_widget_modify_font(headerview->tags_header_label, boldfont);
 182                 pango_font_description_free(boldfont);
 183
 184                 gtk_widget_modify_font(headerview->from_body_label, normalfont);
 185                 gtk_widget_modify_font(headerview->to_body_label, normalfont);
 186                 gtk_widget_modify_font(headerview->ng_body_label, normalfont);
 187                 gtk_widget_modify_font(headerview->subject_body_label, normalfont);
 188                 gtk_widget_modify_font(headerview->tags_body_label, normalfont);
 189                 pango_font_description_free(normalfont);
 190         }
 191 }
 192
 193 void headerview_init(HeaderView *headerview)
 194 {
 195         headerview_set_font(headerview);
 196         headerview_clear(headerview);
 197         headerview_set_visibility(headerview, prefs_common.display_header_pane);
 198
 199 #if HAVE_LIBCOMPFACE
 200         {
 201                 gint i;
 202
 203                 for (i = 0; i < XPM_XFACE_HEIGHT; i++) {
 204                         xpm_xface[i] = g_malloc(WIDTH + 1);
 205                         *xpm_xface[i] = '\0';
 206                 }
 207         }
 208 #endif
 209 }
 210
 211 void headerview_show(HeaderView *headerview, MsgInfo *msginfo)
 212 {
 213         gchar *tags = procmsg_msginfo_get_tags_str(msginfo);
 214
 215         headerview_clear(headerview);
 216
 217         gtk_label_set_text(GTK_LABEL(headerview->from_body_label),
 218                            msginfo->from ? msginfo->from : _("(No From)"));
 219         if (msginfo->to) {
 220                 gtk_label_set_text(GTK_LABEL(headerview->to_body_label),
 221                                    msginfo->to);
 222                 gtk_widget_show(headerview->to_header_label);
 223                 gtk_widget_show(headerview->to_body_label);
 224         }
 225         if (msginfo->newsgroups) {
 226                 gtk_label_set_text(GTK_LABEL(headerview->ng_body_label),
 227                                    msginfo->newsgroups);
 228                 gtk_widget_show(headerview->ng_header_label);
 229                 gtk_widget_show(headerview->ng_body_label);
 230         }
 231         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label),
 232                            msginfo->subject ? msginfo->subject :
 233                            _("(No Subject)"));
 234         if (tags) {
 235                 gtk_label_set_text(GTK_LABEL(headerview->tags_body_label),
 236                                    tags);
 237                 gtk_widget_show(headerview->tags_header_label);
 238                 gtk_widget_show(headerview->tags_body_label);
 239                 g_free(tags);
 240         }
 241         if (!headerview_show_face(headerview, msginfo))
 242                 return;
 243
 244 #if HAVE_LIBCOMPFACE
 245         if (!headerview_show_xface(headerview, msginfo))
 246                 return;
 247 #endif
 248
 249         if (!headerview_show_contact_pic(headerview, msginfo))
 250                 return;
 251
 252 }
 253
 254 #if HAVE_LIBCOMPFACE
 255 static gint headerview_show_xface(HeaderView *headerview, MsgInfo *msginfo)
 256 {
 257         GtkWidget *hbox = headerview->hbox;
 258         GtkWidget *image;
 259
 260         if (!msginfo->extradata ||
 261             !msginfo->extradata->xface ||
 262             strlen(msginfo->extradata->xface) < 5) {
 263                 if (headerview->image &&
 264                     GTK_WIDGET_VISIBLE(headerview->image)) {
 265                         gtk_widget_hide(headerview->image);
 266                         gtk_widget_queue_resize(hbox);
 267                 }
 268                 return -1;
 269         }
 270         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return -1;
 271
 272         if (headerview->image) {
 273                 gtk_widget_destroy(headerview->image);
 274                 headerview->image = NULL;
 275         }
 276
 277
 278         image = xface_get_from_header(msginfo->extradata->xface, &hbox->style->white,
 279                                 hbox->window);
 280
 281         if (image) {
 282                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 283                 gtk_widget_show(image);
 284         }
 285
 286         headerview->image = image;
 287         if (image) {
 288                 headerview_save_contact_pic(headerview, msginfo);
 289         }
 290         return 0;
 291 }
 292 #endif
 293
 294 static gint headerview_show_face (HeaderView *headerview, MsgInfo *msginfo)
 295 {
 296         GtkWidget *hbox = headerview->hbox;
 297         GtkWidget *image;
 298
 299         if (!msginfo->extradata || !msginfo->extradata->face) {
 300                 if (headerview->image &&
 301                     GTK_WIDGET_VISIBLE(headerview->image)) {
 302                         gtk_widget_hide(headerview->image);
 303                         gtk_widget_queue_resize(hbox);
 304                 }
 305                 return -1;
 306         }
 307         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return -1;
 308
 309         if (headerview->image) {
 310                 gtk_widget_destroy(headerview->image);
 311                 headerview->image = NULL;
 312         }
 313
 314
 315         image = face_get_from_header(msginfo->extradata->face);
 316
 317         if (image) {
 318                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 319                 gtk_widget_show(image);
 320         }
 321
 322         headerview->image = image;
 323         if (image == NULL)
 324                 return -1;
 325         else {
 326                 headerview_save_contact_pic(headerview, msginfo);
 327                 return 0;
 328         }
 329 }
 330
 331 static void headerview_save_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 332 {
 333         gchar *filename = NULL;
 334         GError *error = NULL;
 335         GdkPixbuf *picture = NULL;
 336
 337         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return;
 338
 339         if (headerview->image) {
 340                 picture = gtk_image_get_pixbuf(GTK_IMAGE(headerview->image));
 341         }
 342
 343         filename = addrindex_get_picture_file(msginfo->from);
 344         if (!filename)
 345                 return;
 346         if (!is_file_exist(filename)) {
 347                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
 348                 if (error) {
 349                         g_warning(_("Failed to save image: \n%s"),
 350                                         error->message);
 351                         g_error_free(error);
 352                 }
 353         }
 354         g_free(filename);
 355 }
 356
 357 static gint headerview_show_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 358 {
 359         GtkWidget *hbox = headerview->hbox;
 360         GtkWidget *image;
 361         gchar *filename = NULL;
 362         GError *error = NULL;
 363         GdkPixbuf *picture = NULL;
 364         gint w, h;
 365
 366         if (!GTK_WIDGET_VISIBLE(headerview->hbox)) return -1;
 367
 368         if (headerview->image) {
 369                 gtk_widget_destroy(headerview->image);
 370                 headerview->image = NULL;
 371         }
 372
 373         filename = addrindex_get_picture_file(msginfo->from);
 374
 375         if (!filename)
 376                 return -1;
 377         if (!is_file_exist(filename)) {
 378                 g_free(filename);
 379                 return -1;
 380         }
 381         gdk_pixbuf_get_file_info(filename, &w, &h);
 382
 383         if (w > 48 || h > 48)
 384                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
 385                                                 48, 48, TRUE, &error);
 386         else
 387                 picture = gdk_pixbuf_new_from_file(filename, &error);
 388
 389         g_free(filename);
 390         if (error) {
 391                 debug_print("Failed to import image: \n%s",
 392                                 error->message);
 393                 g_error_free(error);
 394                 return -1;
 395         }
 396         if (picture)
 397                 image = gtk_image_new_from_pixbuf(picture);
 398         else
 399                 return -1;
 400
 401         g_object_unref(picture);
 402         if (image) {
 403                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 404                 gtk_widget_show(image);
 405         }
 406
 407         headerview->image = image;
 408         if (image == NULL)
 409                 return -1;
 410         else
 411                 return 0;
 412 }
 413
 414 void headerview_clear(HeaderView *headerview)
 415 {
 416         if (headerview == NULL)
 417                 return;
 418
 419         gtk_label_set_text(GTK_LABEL(headerview->from_body_label), "");
 420         gtk_label_set_text(GTK_LABEL(headerview->to_body_label), "");
 421         gtk_label_set_text(GTK_LABEL(headerview->ng_body_label), "");
 422         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label), "");
 423         gtk_label_set_text(GTK_LABEL(headerview->tags_body_label), "");
 424         gtk_widget_hide(headerview->to_header_label);
 425         gtk_widget_hide(headerview->to_body_label);
 426         gtk_widget_hide(headerview->ng_header_label);
 427         gtk_widget_hide(headerview->ng_body_label);
 428         gtk_widget_hide(headerview->tags_header_label);
 429         gtk_widget_hide(headerview->tags_body_label);
 430
 431         if (headerview->image && GTK_WIDGET_VISIBLE(headerview->image)) {
 432                 gtk_widget_hide(headerview->image);
 433                 gtk_widget_queue_resize(headerview->hbox);
 434         }
 435 }
 436
 437 void headerview_set_visibility(HeaderView *headerview, gboolean visibility)
 438 {
 439         if (visibility)
 440                 gtk_widget_show(headerview->hbox);
 441         else
 442                 gtk_widget_hide(headerview->hbox);
 443 }
 444
 445 void headerview_destroy(HeaderView *headerview)
 446 {
 447         g_free(headerview);
 448 }