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_hbox_new(FALSE, 0);
  75         gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
  76         vbox = gtk_vbox_new(FALSE, 2);
  77         gtk_box_pack_start(GTK_BOX(hbox), vbox, TRUE, TRUE, 0);
  78
  79         hbox1 = gtk_hbox_new(FALSE, 4);
  80         gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE, 0);
  81         hbox2 = gtk_hbox_new(FALSE, 4);
  82         gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE, 0);
  83         hbox3 = gtk_hbox_new(FALSE, 4);
  84         gtk_box_pack_start(GTK_BOX(vbox), hbox3, FALSE, FALSE, 0);
  85
  86         from_header_label    = gtk_label_new(prefs_common_translated_header_name("From:"));
  87         from_body_label      = gtk_label_new("");
  88         to_header_label      = gtk_label_new(prefs_common_translated_header_name("To:"));
  89         to_body_label        = gtk_label_new("");
  90         ng_header_label      = gtk_label_new(prefs_common_translated_header_name("Newsgroups:"));
  91         ng_body_label        = gtk_label_new("");
  92         subject_header_label = gtk_label_new(prefs_common_translated_header_name("Subject:"));
  93         subject_body_label   = gtk_label_new("");
  94         tags_header_label = gtk_label_new(_("Tags:"));
  95         tags_body_label   = gtk_label_new("");
  96
  97         gtk_label_set_selectable(GTK_LABEL(from_body_label), TRUE);
  98         gtk_label_set_selectable(GTK_LABEL(to_body_label), TRUE);
  99         gtk_label_set_selectable(GTK_LABEL(ng_body_label), TRUE);
 100         gtk_label_set_selectable(GTK_LABEL(subject_body_label), TRUE);
 101         gtk_label_set_selectable(GTK_LABEL(tags_body_label), TRUE);
 102
 103         gtk_widget_set_can_focus(from_body_label, FALSE);
 104         gtk_widget_set_can_focus(to_body_label, FALSE);
 105         gtk_widget_set_can_focus(ng_body_label, FALSE);
 106         gtk_widget_set_can_focus(subject_body_label, FALSE);
 107         gtk_widget_set_can_focus(tags_body_label, FALSE);
 108
 109         gtk_box_pack_start(GTK_BOX(hbox1), from_header_label, FALSE, FALSE, 0);
 110         gtk_box_pack_start(GTK_BOX(hbox1), from_body_label, FALSE, FALSE, 0);
 111         gtk_box_pack_start(GTK_BOX(hbox1), to_header_label, FALSE, FALSE, 0);
 112         gtk_box_pack_start(GTK_BOX(hbox1), to_body_label, TRUE, TRUE, 0);
 113         gtk_box_pack_start(GTK_BOX(hbox1), ng_header_label, FALSE, FALSE, 0);
 114         gtk_box_pack_start(GTK_BOX(hbox1), ng_body_label, TRUE, TRUE, 0);
 115         gtk_box_pack_start(GTK_BOX(hbox2), subject_header_label, FALSE, FALSE, 0);
 116         gtk_box_pack_start(GTK_BOX(hbox2), subject_body_label, TRUE, TRUE, 0);
 117         gtk_box_pack_start(GTK_BOX(hbox3), tags_header_label, FALSE, FALSE, 0);
 118         gtk_box_pack_start(GTK_BOX(hbox3), tags_body_label, TRUE, TRUE, 0);
 119
 120         gtk_misc_set_alignment(GTK_MISC(to_body_label), 0, 0.5);
 121         gtk_misc_set_alignment(GTK_MISC(ng_body_label), 0, 0.5);
 122         gtk_misc_set_alignment(GTK_MISC(subject_body_label), 0, 0.5);
 123         gtk_misc_set_alignment(GTK_MISC(tags_body_label), 0, 0.5);
 124         gtk_label_set_ellipsize(GTK_LABEL(to_body_label), PANGO_ELLIPSIZE_END);
 125         gtk_label_set_ellipsize(GTK_LABEL(ng_body_label), PANGO_ELLIPSIZE_END);
 126         gtk_label_set_ellipsize(GTK_LABEL(subject_body_label), PANGO_ELLIPSIZE_END);
 127         gtk_label_set_ellipsize(GTK_LABEL(tags_body_label), PANGO_ELLIPSIZE_END);
 128
 129         headerview->hbox = hbox;
 130         headerview->from_header_label    = from_header_label;
 131         headerview->from_body_label      = from_body_label;
 132         headerview->to_header_label      = to_header_label;
 133         headerview->to_body_label        = to_body_label;
 134         headerview->ng_header_label      = ng_header_label;
 135         headerview->ng_body_label        = ng_body_label;
 136         headerview->subject_header_label = subject_header_label;
 137         headerview->subject_body_label   = subject_body_label;
 138         headerview->tags_header_label = tags_header_label;
 139         headerview->tags_body_label   = tags_body_label;
 140         headerview->image = NULL;
 141
 142         gtk_widget_show_all(hbox);
 143
 144         return headerview;
 145 }
 146
 147 void headerview_set_font(HeaderView *headerview)
 148 {
 149         PangoFontDescription *boldfont = NULL;
 150         PangoFontDescription *normalfont = NULL;
 151
 152         normalfont = pango_font_description_from_string(NORMAL_FONT);
 153         if (normalfont) {
 154                 gtk_widget_modify_font(headerview->from_body_label, normalfont);
 155                 gtk_widget_modify_font(headerview->to_body_label, normalfont);
 156                 gtk_widget_modify_font(headerview->ng_body_label, normalfont);
 157                 gtk_widget_modify_font(headerview->subject_body_label, normalfont);
 158                 gtk_widget_modify_font(headerview->tags_body_label, normalfont);
 159                 pango_font_description_free(normalfont);
 160         }
 161
 162         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 163                 boldfont = pango_font_description_from_string(NORMAL_FONT);
 164                 pango_font_description_set_weight(boldfont, PANGO_WEIGHT_BOLD);
 165         } else {
 166                 boldfont = pango_font_description_from_string(BOLD_FONT);
 167         }
 168         if (boldfont) {
 169                 gtk_widget_modify_font(headerview->from_header_label, boldfont);
 170                 gtk_widget_modify_font(headerview->to_header_label, boldfont);
 171                 gtk_widget_modify_font(headerview->ng_header_label, boldfont);
 172                 gtk_widget_modify_font(headerview->subject_header_label, boldfont);
 173                 gtk_widget_modify_font(headerview->tags_header_label, boldfont);
 174                 pango_font_description_free(boldfont);
 175         }
 176 }
 177
 178 void headerview_init(HeaderView *headerview)
 179 {
 180         headerview_set_font(headerview);
 181         headerview_clear(headerview);
 182         headerview_set_visibility(headerview, prefs_common.display_header_pane);
 183 }
 184
 185 void headerview_show(HeaderView *headerview, MsgInfo *msginfo)
 186 {
 187         gchar *tags = procmsg_msginfo_get_tags_str(msginfo);
 188
 189         headerview_clear(headerview);
 190
 191         gtk_label_set_text(GTK_LABEL(headerview->from_body_label),
 192                            msginfo->from ? msginfo->from : _("(No From)"));
 193         if (msginfo->to) {
 194                 gtk_label_set_text(GTK_LABEL(headerview->to_body_label),
 195                                    msginfo->to);
 196                 gtk_widget_show(headerview->to_header_label);
 197                 gtk_widget_show(headerview->to_body_label);
 198         }
 199         if (msginfo->newsgroups) {
 200                 gtk_label_set_text(GTK_LABEL(headerview->ng_body_label),
 201                                    msginfo->newsgroups);
 202                 gtk_widget_show(headerview->ng_header_label);
 203                 gtk_widget_show(headerview->ng_body_label);
 204         }
 205         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label),
 206                            msginfo->subject ? msginfo->subject :
 207                            _("(No Subject)"));
 208         if (tags) {
 209                 gtk_label_set_text(GTK_LABEL(headerview->tags_body_label),
 210                                    tags);
 211                 gtk_widget_show(headerview->tags_header_label);
 212                 gtk_widget_show(headerview->tags_body_label);
 213                 g_free(tags);
 214         }
 215         if (!headerview_show_avatar(headerview, msginfo))
 216                 return;
 217
 218         if (!headerview_show_contact_pic(headerview, msginfo))
 219                 return;
 220
 221 }
 222
 223 static gint headerview_show_avatar (HeaderView *headerview, MsgInfo *msginfo)
 224 {
 225         AvatarRender *avatarr = avatars_avatarrender_new(msginfo);
 226         GtkWidget *hbox = headerview->hbox;
 227
 228         hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
 229
 230         if (!avatarr->image) {
 231                 if (headerview->image
 232                                 && gtk_widget_get_visible(headerview->image)) {
 233                         gtk_widget_hide(headerview->image);
 234                         gtk_widget_queue_resize(hbox);
 235                 }
 236                 avatars_avatarrender_free(avatarr);
 237                 return -1;
 238         }
 239         if (!gtk_widget_get_visible(hbox)) {
 240                 avatars_avatarrender_free(avatarr);
 241                 return -1;
 242         }
 243
 244         if (headerview->image) {
 245                 gtk_widget_destroy(headerview->image);
 246                 headerview->image = NULL;
 247         }
 248
 249         gtk_box_pack_start(GTK_BOX(hbox), avatarr->image, FALSE, FALSE, 0);
 250         gtk_widget_show(avatarr->image);
 251
 252         headerview->image = avatarr->image;
 253         avatarr->image = NULL; /* avoid destroying */
 254         avatars_avatarrender_free(avatarr);
 255
 256         if (prefs_common.save_xface)
 257                 headerview_save_contact_pic(headerview, msginfo);
 258         return 0;
 259 }
 260
 261 static void headerview_save_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 262 {
 263 #ifndef USE_ALT_ADDRBOOK
 264         gchar *filename = NULL;
 265         GError *error = NULL;
 266         GdkPixbuf *picture = NULL;
 267
 268         if (!gtk_widget_get_visible(headerview->hbox)) return;
 269
 270         if (headerview->image) {
 271                 picture = gtk_image_get_pixbuf(GTK_IMAGE(headerview->image));
 272         }
 273
 274         filename = addrindex_get_picture_file(msginfo->from);
 275         if (!filename)
 276                 return;
 277         if (!is_file_exist(filename)) {
 278                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
 279                 if (error) {
 280                         g_warning("Failed to save image: %s",
 281                                         error->message);
 282                         g_error_free(error);
 283                 }
 284         }
 285         g_free(filename);
 286 #else
 287         /* new address book */
 288 #endif
 289 }
 290
 291 static gint headerview_show_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 292 {
 293 #ifndef USE_ALT_ADDRBOOK
 294         GtkWidget *hbox = headerview->hbox;
 295         GtkWidget *image;
 296         gchar *filename = NULL;
 297         GError *error = NULL;
 298         GdkPixbuf *picture = NULL;
 299         gint w, h;
 300
 301         if (!gtk_widget_get_visible(headerview->hbox)) return -1;
 302
 303         if (headerview->image) {
 304                 gtk_widget_destroy(headerview->image);
 305                 headerview->image = NULL;
 306         }
 307
 308         filename = addrindex_get_picture_file(msginfo->from);
 309
 310         if (!filename)
 311                 return -1;
 312         if (!is_file_exist(filename)) {
 313                 g_free(filename);
 314                 return -1;
 315         }
 316         gdk_pixbuf_get_file_info(filename, &w, &h);
 317
 318         if (w > 48 || h > 48)
 319                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
 320                                                 48, 48, TRUE, &error);
 321         else
 322                 picture = gdk_pixbuf_new_from_file(filename, &error);
 323
 324         g_free(filename);
 325         if (error) {
 326                 debug_print("Failed to import image: %s\n",
 327                                 error->message);
 328                 g_error_free(error);
 329                 return -1;
 330         }
 331         if (picture)
 332                 image = gtk_image_new_from_pixbuf(picture);
 333         else
 334                 return -1;
 335
 336         g_object_unref(picture);
 337         if (image) {
 338                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 339                 gtk_widget_show(image);
 340         }
 341
 342         headerview->image = image;
 343         if (image == NULL)
 344                 return -1;
 345         else
 346                 return 0;
 347 #else
 348         /* new address book */
 349         return -1;
 350 #endif
 351 }
 352
 353 void headerview_clear(HeaderView *headerview)
 354 {
 355         if (headerview == NULL)
 356                 return;
 357
 358         gtk_label_set_text(GTK_LABEL(headerview->from_body_label), "");
 359         gtk_label_set_text(GTK_LABEL(headerview->to_body_label), "");
 360         gtk_label_set_text(GTK_LABEL(headerview->ng_body_label), "");
 361         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label), "");
 362         gtk_label_set_text(GTK_LABEL(headerview->tags_body_label), "");
 363         gtk_widget_hide(headerview->to_header_label);
 364         gtk_widget_hide(headerview->to_body_label);
 365         gtk_widget_hide(headerview->ng_header_label);
 366         gtk_widget_hide(headerview->ng_body_label);
 367         gtk_widget_hide(headerview->tags_header_label);
 368         gtk_widget_hide(headerview->tags_body_label);
 369
 370         if (headerview->image && gtk_widget_get_visible(headerview->image)) {
 371                 gtk_widget_hide(headerview->image);
 372                 gtk_widget_queue_resize(headerview->hbox);
 373         }
 374 }
 375
 376 void headerview_set_visibility(HeaderView *headerview, gboolean visibility)
 377 {
 378         if (visibility)
 379                 gtk_widget_show(headerview->hbox);
 380         else
 381                 gtk_widget_hide(headerview->hbox);
 382 }
 383
 384 void headerview_destroy(HeaderView *headerview)
 385 {
 386         g_free(headerview);
 387 }