src/headerview.c

   1 /*
   2  * Claws Mail -- a GTK based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2020 the Claws Mail team and 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 #ifdef HAVE_CONFIG_H
  20 #  include "config.h"
  21 #include "claws-features.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 #include <gdk-pixbuf/gdk-pixbuf.h>
  34
  35 #include "headerview.h"
  36 #include "prefs_common.h"
  37 #include "codeconv.h"
  38 #include "gtkutils.h"
  39 #include "utils.h"
  40 #include "headers.h"
  41 #include "addrindex.h"
  42 #include "hooks.h"
  43 #include "avatars.h"
  44
  45 static gint headerview_show_avatar      (HeaderView     *headerview,
  46                                          MsgInfo        *msginfo);
  47 static gint headerview_show_contact_pic (HeaderView     *headerview,
  48                                          MsgInfo        *msginfo);
  49 static void headerview_save_contact_pic (HeaderView     *headerview,
  50                                          MsgInfo        *msginfo);
  51
  52 HeaderView *headerview_create(void)
  53 {
  54         HeaderView *headerview;
  55         GtkWidget *hbox;
  56         GtkWidget *vbox;
  57         GtkWidget *hbox1;
  58         GtkWidget *hbox2;
  59         GtkWidget *hbox3;
  60         GtkWidget *from_header_label;
  61         GtkWidget *from_body_label;
  62         GtkWidget *to_header_label;
  63         GtkWidget *to_body_label;
  64         GtkWidget *ng_header_label;
  65         GtkWidget *ng_body_label;
  66         GtkWidget *subject_header_label;
  67         GtkWidget *subject_body_label;
  68         GtkWidget *tags_header_label;
  69         GtkWidget *tags_body_label;
  70
  71         debug_print("Creating header view...\n");
  72         headerview = g_new0(HeaderView, 1);
  73
  74         hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
  75         gtk_widget_set_name(GTK_WIDGET(hbox), "headerview");
  76         gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
  77         vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 2);
  78         gtk_box_pack_start(GTK_BOX(hbox), vbox, TRUE, TRUE, 0);
  79
  80         hbox1 = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
  81         gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE, 0);
  82         hbox2 = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
  83         gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE, 0);
  84         hbox3 = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
  85         gtk_box_pack_start(GTK_BOX(vbox), hbox3, FALSE, FALSE, 0);
  86
  87         from_header_label    = gtk_label_new(prefs_common_translated_header_name("From:"));
  88         from_body_label      = gtk_label_new("");
  89         to_header_label      = gtk_label_new(prefs_common_translated_header_name("To:"));
  90         to_body_label        = gtk_label_new("");
  91         ng_header_label      = gtk_label_new(prefs_common_translated_header_name("Newsgroups:"));
  92         ng_body_label        = gtk_label_new("");
  93         subject_header_label = gtk_label_new(prefs_common_translated_header_name("Subject:"));
  94         subject_body_label   = gtk_label_new("");
  95         tags_header_label = gtk_label_new(_("Tags:"));
  96         tags_body_label   = gtk_label_new("");
  97
  98         gtk_label_set_selectable(GTK_LABEL(from_body_label), TRUE);
  99         gtk_label_set_selectable(GTK_LABEL(to_body_label), TRUE);
 100         gtk_label_set_selectable(GTK_LABEL(ng_body_label), TRUE);
 101         gtk_label_set_selectable(GTK_LABEL(subject_body_label), TRUE);
 102         gtk_label_set_selectable(GTK_LABEL(tags_body_label), TRUE);
 103
 104         gtk_widget_set_can_focus(from_body_label, FALSE);
 105         gtk_widget_set_can_focus(to_body_label, FALSE);
 106         gtk_widget_set_can_focus(ng_body_label, FALSE);
 107         gtk_widget_set_can_focus(subject_body_label, FALSE);
 108         gtk_widget_set_can_focus(tags_body_label, FALSE);
 109
 110         gtk_box_pack_start(GTK_BOX(hbox1), from_header_label, FALSE, FALSE, 0);
 111         gtk_box_pack_start(GTK_BOX(hbox1), from_body_label, FALSE, FALSE, 0);
 112         gtk_box_pack_start(GTK_BOX(hbox1), to_header_label, FALSE, FALSE, 0);
 113         gtk_box_pack_start(GTK_BOX(hbox1), to_body_label, TRUE, TRUE, 0);
 114         gtk_box_pack_start(GTK_BOX(hbox1), ng_header_label, FALSE, FALSE, 0);
 115         gtk_box_pack_start(GTK_BOX(hbox1), ng_body_label, TRUE, TRUE, 0);
 116         gtk_box_pack_start(GTK_BOX(hbox2), subject_header_label, FALSE, FALSE, 0);
 117         gtk_box_pack_start(GTK_BOX(hbox2), subject_body_label, TRUE, TRUE, 0);
 118         gtk_box_pack_start(GTK_BOX(hbox3), tags_header_label, FALSE, FALSE, 0);
 119         gtk_box_pack_start(GTK_BOX(hbox3), tags_body_label, TRUE, TRUE, 0);
 120
 121         gtk_label_set_xalign(GTK_LABEL(to_body_label), 0.0);
 122         gtk_label_set_xalign(GTK_LABEL(ng_body_label), 0.0);
 123         gtk_label_set_xalign(GTK_LABEL(subject_body_label), 0.0);
 124         gtk_label_set_xalign(GTK_LABEL(tags_body_label), 0.0);
 125         gtk_label_set_ellipsize(GTK_LABEL(to_body_label), PANGO_ELLIPSIZE_END);
 126         gtk_label_set_ellipsize(GTK_LABEL(ng_body_label), PANGO_ELLIPSIZE_END);
 127         gtk_label_set_ellipsize(GTK_LABEL(subject_body_label), PANGO_ELLIPSIZE_END);
 128         gtk_label_set_ellipsize(GTK_LABEL(tags_body_label), PANGO_ELLIPSIZE_END);
 129
 130         headerview->hbox = hbox;
 131         headerview->from_header_label    = from_header_label;
 132         headerview->from_body_label      = from_body_label;
 133         headerview->to_header_label      = to_header_label;
 134         headerview->to_body_label        = to_body_label;
 135         headerview->ng_header_label      = ng_header_label;
 136         headerview->ng_body_label        = ng_body_label;
 137         headerview->subject_header_label = subject_header_label;
 138         headerview->subject_body_label   = subject_body_label;
 139         headerview->tags_header_label = tags_header_label;
 140         headerview->tags_body_label   = tags_body_label;
 141         headerview->image = NULL;
 142
 143         gtk_widget_show_all(hbox);
 144
 145         return headerview;
 146 }
 147
 148 void headerview_set_font(HeaderView *headerview)
 149 {
 150         PangoFontDescription *boldfont = NULL;
 151         PangoFontDescription *normalfont = NULL;
 152
 153         normalfont = pango_font_description_from_string(NORMAL_FONT);
 154         if (normalfont) {
 155                 gtk_widget_override_font(headerview->from_body_label, normalfont);
 156                 gtk_widget_override_font(headerview->to_body_label, normalfont);
 157                 gtk_widget_override_font(headerview->ng_body_label, normalfont);
 158                 gtk_widget_override_font(headerview->subject_body_label, normalfont);
 159                 gtk_widget_override_font(headerview->tags_body_label, normalfont);
 160                 pango_font_description_free(normalfont);
 161         }
 162
 163         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 164                 boldfont = pango_font_description_from_string(NORMAL_FONT);
 165                 pango_font_description_set_weight(boldfont, PANGO_WEIGHT_BOLD);
 166         } else {
 167                 boldfont = pango_font_description_from_string(BOLD_FONT);
 168         }
 169         if (boldfont) {
 170                 gtk_widget_override_font(headerview->from_header_label, boldfont);
 171                 gtk_widget_override_font(headerview->to_header_label, boldfont);
 172                 gtk_widget_override_font(headerview->ng_header_label, boldfont);
 173                 gtk_widget_override_font(headerview->subject_header_label, boldfont);
 174                 gtk_widget_override_font(headerview->tags_header_label, boldfont);
 175                 pango_font_description_free(boldfont);
 176         }
 177 }
 178
 179 void headerview_init(HeaderView *headerview)
 180 {
 181         headerview_set_font(headerview);
 182         headerview_clear(headerview);
 183         headerview_set_visibility(headerview, prefs_common.display_header_pane);
 184 }
 185
 186 void headerview_show(HeaderView *headerview, MsgInfo *msginfo)
 187 {
 188         gchar *tags = procmsg_msginfo_get_tags_str(msginfo);
 189
 190         headerview_clear(headerview);
 191
 192         gtk_label_set_text(GTK_LABEL(headerview->from_body_label),
 193                            msginfo->from ? msginfo->from : _("(No From)"));
 194         if (msginfo->to) {
 195                 gtk_label_set_text(GTK_LABEL(headerview->to_body_label),
 196                                    msginfo->to);
 197                 gtk_widget_show(headerview->to_header_label);
 198                 gtk_widget_show(headerview->to_body_label);
 199         }
 200         if (msginfo->newsgroups) {
 201                 gtk_label_set_text(GTK_LABEL(headerview->ng_body_label),
 202                                    msginfo->newsgroups);
 203                 gtk_widget_show(headerview->ng_header_label);
 204                 gtk_widget_show(headerview->ng_body_label);
 205         }
 206         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label),
 207                            msginfo->subject ? msginfo->subject :
 208                            _("(No Subject)"));
 209         if (tags) {
 210                 gtk_label_set_text(GTK_LABEL(headerview->tags_body_label),
 211                                    tags);
 212                 gtk_widget_show(headerview->tags_header_label);
 213                 gtk_widget_show(headerview->tags_body_label);
 214                 g_free(tags);
 215         }
 216         if (!headerview_show_avatar(headerview, msginfo))
 217                 return;
 218
 219         if (!headerview_show_contact_pic(headerview, msginfo))
 220                 return;
 221
 222 }
 223
 224 static gint headerview_show_avatar (HeaderView *headerview, MsgInfo *msginfo)
 225 {
 226         AvatarRender *avatarr = avatars_avatarrender_new(msginfo);
 227         GtkWidget *hbox = headerview->hbox;
 228
 229         hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
 230
 231         if (!avatarr->image) {
 232                 if (headerview->image
 233                                 && gtk_widget_get_visible(headerview->image)) {
 234                         gtk_widget_hide(headerview->image);
 235                         gtk_widget_queue_resize(hbox);
 236                 }
 237                 avatars_avatarrender_free(avatarr);
 238                 return -1;
 239         }
 240         if (!gtk_widget_get_visible(hbox)) {
 241                 avatars_avatarrender_free(avatarr);
 242                 return -1;
 243         }
 244
 245         if (headerview->image) {
 246                 gtk_widget_destroy(headerview->image);
 247                 headerview->image = NULL;
 248         }
 249
 250         gtk_box_pack_start(GTK_BOX(hbox), avatarr->image, FALSE, FALSE, 0);
 251         gtk_widget_show(avatarr->image);
 252
 253         headerview->image = avatarr->image;
 254         avatarr->image = NULL; /* avoid destroying */
 255         avatars_avatarrender_free(avatarr);
 256
 257         if (prefs_common.save_xface)
 258                 headerview_save_contact_pic(headerview, msginfo);
 259         return 0;
 260 }
 261
 262 static void headerview_save_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 263 {
 264 #ifndef USE_ALT_ADDRBOOK
 265         gchar *filename = NULL;
 266         GError *error = NULL;
 267         GdkPixbuf *picture = NULL;
 268
 269         if (!gtk_widget_get_visible(headerview->hbox)) return;
 270
 271         if (headerview->image) {
 272                 picture = gtk_image_get_pixbuf(GTK_IMAGE(headerview->image));
 273         }
 274
 275         filename = addrindex_get_picture_file(msginfo->from);
 276         if (!filename)
 277                 return;
 278         if (!is_file_exist(filename)) {
 279                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
 280                 if (error) {
 281                         g_warning("failed to save image: %s",
 282                                         error->message);
 283                         g_error_free(error);
 284                 }
 285         }
 286         g_free(filename);
 287 #else
 288         /* new address book */
 289 #endif
 290 }
 291
 292 static gint headerview_show_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 293 {
 294 #ifndef USE_ALT_ADDRBOOK
 295         GtkWidget *hbox = headerview->hbox;
 296         GtkWidget *image;
 297         gchar *filename = NULL;
 298         GError *error = NULL;
 299         GdkPixbuf *picture = NULL;
 300         gint w, h;
 301
 302         if (!gtk_widget_get_visible(headerview->hbox)) return -1;
 303
 304         if (headerview->image) {
 305                 gtk_widget_destroy(headerview->image);
 306                 headerview->image = NULL;
 307         }
 308
 309         filename = addrindex_get_picture_file(msginfo->from);
 310
 311         if (!filename)
 312                 return -1;
 313         if (!is_file_exist(filename)) {
 314                 g_free(filename);
 315                 return -1;
 316         }
 317         gdk_pixbuf_get_file_info(filename, &w, &h);
 318
 319         if (w > 48 || h > 48)
 320                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
 321                                                 48, 48, TRUE, &error);
 322         else
 323                 picture = gdk_pixbuf_new_from_file(filename, &error);
 324
 325         g_free(filename);
 326         if (error) {
 327                 debug_print("Failed to import image: %s\n",
 328                                 error->message);
 329                 g_error_free(error);
 330                 return -1;
 331         }
 332         if (picture)
 333                 image = gtk_image_new_from_pixbuf(picture);
 334         else
 335                 return -1;
 336
 337         g_object_unref(picture);
 338         if (image) {
 339                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 340                 gtk_widget_show(image);
 341         }
 342
 343         headerview->image = image;
 344         if (image == NULL)
 345                 return -1;
 346         else
 347                 return 0;
 348 #else
 349         /* new address book */
 350         return -1;
 351 #endif
 352 }
 353
 354 void headerview_clear(HeaderView *headerview)
 355 {
 356         if (headerview == NULL)
 357                 return;
 358
 359         gtk_label_set_text(GTK_LABEL(headerview->from_body_label), "");
 360         gtk_label_set_text(GTK_LABEL(headerview->to_body_label), "");
 361         gtk_label_set_text(GTK_LABEL(headerview->ng_body_label), "");
 362         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label), "");
 363         gtk_label_set_text(GTK_LABEL(headerview->tags_body_label), "");
 364         gtk_widget_hide(headerview->to_header_label);
 365         gtk_widget_hide(headerview->to_body_label);
 366         gtk_widget_hide(headerview->ng_header_label);
 367         gtk_widget_hide(headerview->ng_body_label);
 368         gtk_widget_hide(headerview->tags_header_label);
 369         gtk_widget_hide(headerview->tags_body_label);
 370
 371         if (headerview->image && gtk_widget_get_visible(headerview->image)) {
 372                 gtk_widget_hide(headerview->image);
 373                 gtk_widget_queue_resize(headerview->hbox);
 374         }
 375 }
 376
 377 void headerview_set_visibility(HeaderView *headerview, gboolean visibility)
 378 {
 379         if (visibility)
 380                 gtk_widget_show(headerview->hbox);
 381         else
 382                 gtk_widget_hide(headerview->hbox);
 383 }
 384
 385 void headerview_destroy(HeaderView *headerview)
 386 {
 387         g_free(headerview);
 388 }