src/headerview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2012 Hiroyuki Yamamoto and the Claws Mail team
   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 #include "claws-features.h"
  23 #endif
  24
  25 #include "defs.h"
  26
  27 #include <glib.h>
  28 #include <glib/gi18n.h>
  29 #include <gtk/gtk.h>
  30 #include <stdio.h>
  31 #include <string.h>
  32 #include <time.h>
  33
  34 #include <gdk-pixbuf/gdk-pixbuf.h>
  35
  36 #include "headerview.h"
  37 #include "prefs_common.h"
  38 #include "codeconv.h"
  39 #include "gtkutils.h"
  40 #include "utils.h"
  41 #include "base64.h"
  42 #include "headers.h"
  43 #include "addrindex.h"
  44 #include "hooks.h"
  45 #include "avatars.h"
  46
  47 static gint headerview_show_avatar      (HeaderView     *headerview,
  48                                          MsgInfo        *msginfo);
  49 static gint headerview_show_contact_pic (HeaderView     *headerview,
  50                                          MsgInfo        *msginfo);
  51 static void headerview_save_contact_pic (HeaderView     *headerview,
  52                                          MsgInfo        *msginfo);
  53
  54 HeaderView *headerview_create(void)
  55 {
  56         HeaderView *headerview;
  57         GtkWidget *hbox;
  58         GtkWidget *vbox;
  59         GtkWidget *hbox1;
  60         GtkWidget *hbox2;
  61         GtkWidget *hbox3;
  62         GtkWidget *from_header_label;
  63         GtkWidget *from_body_label;
  64         GtkWidget *to_header_label;
  65         GtkWidget *to_body_label;
  66         GtkWidget *ng_header_label;
  67         GtkWidget *ng_body_label;
  68         GtkWidget *subject_header_label;
  69         GtkWidget *subject_body_label;
  70         GtkWidget *tags_header_label;
  71         GtkWidget *tags_body_label;
  72
  73         debug_print("Creating header view...\n");
  74         headerview = g_new0(HeaderView, 1);
  75
  76         hbox = gtk_hbox_new(FALSE, 0);
  77         gtk_container_set_border_width(GTK_CONTAINER(hbox), 2);
  78         vbox = gtk_vbox_new(FALSE, 2);
  79         gtk_box_pack_start(GTK_BOX(hbox), vbox, TRUE, TRUE, 0);
  80
  81         hbox1 = gtk_hbox_new(FALSE, 4);
  82         gtk_box_pack_start(GTK_BOX(vbox), hbox1, FALSE, FALSE, 0);
  83         hbox2 = gtk_hbox_new(FALSE, 4);
  84         gtk_box_pack_start(GTK_BOX(vbox), hbox2, FALSE, FALSE, 0);
  85         hbox3 = gtk_hbox_new(FALSE, 4);
  86         gtk_box_pack_start(GTK_BOX(vbox), hbox3, FALSE, FALSE, 0);
  87
  88         from_header_label    = gtk_label_new(prefs_common_translated_header_name("From:"));
  89         from_body_label      = gtk_label_new("");
  90         to_header_label      = gtk_label_new(prefs_common_translated_header_name("To:"));
  91         to_body_label        = gtk_label_new("");
  92         ng_header_label      = gtk_label_new(prefs_common_translated_header_name("Newsgroups:"));
  93         ng_body_label        = gtk_label_new("");
  94         subject_header_label = gtk_label_new(prefs_common_translated_header_name("Subject:"));
  95         subject_body_label   = gtk_label_new("");
  96         tags_header_label = gtk_label_new(_("Tags:"));
  97         tags_body_label   = gtk_label_new("");
  98
  99         gtk_label_set_selectable(GTK_LABEL(from_body_label), TRUE);
 100         gtk_label_set_selectable(GTK_LABEL(to_body_label), TRUE);
 101         gtk_label_set_selectable(GTK_LABEL(ng_body_label), TRUE);
 102         gtk_label_set_selectable(GTK_LABEL(subject_body_label), TRUE);
 103         gtk_label_set_selectable(GTK_LABEL(tags_body_label), TRUE);
 104
 105         gtkut_widget_set_can_focus(from_body_label, FALSE);
 106         gtkut_widget_set_can_focus(to_body_label, FALSE);
 107         gtkut_widget_set_can_focus(ng_body_label, FALSE);
 108         gtkut_widget_set_can_focus(subject_body_label, FALSE);
 109         gtkut_widget_set_can_focus(tags_body_label, FALSE);
 110
 111         gtk_box_pack_start(GTK_BOX(hbox1), from_header_label, FALSE, FALSE, 0);
 112         gtk_box_pack_start(GTK_BOX(hbox1), from_body_label, FALSE, FALSE, 0);
 113         gtk_box_pack_start(GTK_BOX(hbox1), to_header_label, FALSE, FALSE, 0);
 114         gtk_box_pack_start(GTK_BOX(hbox1), to_body_label, TRUE, TRUE, 0);
 115         gtk_box_pack_start(GTK_BOX(hbox1), ng_header_label, FALSE, FALSE, 0);
 116         gtk_box_pack_start(GTK_BOX(hbox1), ng_body_label, TRUE, TRUE, 0);
 117         gtk_box_pack_start(GTK_BOX(hbox2), subject_header_label, FALSE, FALSE, 0);
 118         gtk_box_pack_start(GTK_BOX(hbox2), subject_body_label, TRUE, TRUE, 0);
 119         gtk_box_pack_start(GTK_BOX(hbox3), tags_header_label, FALSE, FALSE, 0);
 120         gtk_box_pack_start(GTK_BOX(hbox3), tags_body_label, TRUE, TRUE, 0);
 121
 122         gtk_misc_set_alignment(GTK_MISC(to_body_label), 0, 0.5);
 123         gtk_misc_set_alignment(GTK_MISC(ng_body_label), 0, 0.5);
 124         gtk_misc_set_alignment(GTK_MISC(subject_body_label), 0, 0.5);
 125         gtk_misc_set_alignment(GTK_MISC(tags_body_label), 0, 0.5);
 126         gtk_label_set_ellipsize(GTK_LABEL(to_body_label), PANGO_ELLIPSIZE_END);
 127         gtk_label_set_ellipsize(GTK_LABEL(ng_body_label), PANGO_ELLIPSIZE_END);
 128         gtk_label_set_ellipsize(GTK_LABEL(subject_body_label), PANGO_ELLIPSIZE_END);
 129         gtk_label_set_ellipsize(GTK_LABEL(tags_body_label), PANGO_ELLIPSIZE_END);
 130
 131         headerview->hbox = hbox;
 132         headerview->from_header_label    = from_header_label;
 133         headerview->from_body_label      = from_body_label;
 134         headerview->to_header_label      = to_header_label;
 135         headerview->to_body_label        = to_body_label;
 136         headerview->ng_header_label      = ng_header_label;
 137         headerview->ng_body_label        = ng_body_label;
 138         headerview->subject_header_label = subject_header_label;
 139         headerview->subject_body_label   = subject_body_label;
 140         headerview->tags_header_label = tags_header_label;
 141         headerview->tags_body_label   = tags_body_label;
 142         headerview->image = NULL;
 143
 144         gtk_widget_show_all(hbox);
 145
 146         return headerview;
 147 }
 148
 149 void headerview_set_font(HeaderView *headerview)
 150 {
 151         PangoFontDescription *boldfont = NULL;
 152         PangoFontDescription *normalfont = NULL;
 153
 154         normalfont = pango_font_description_from_string(NORMAL_FONT);
 155         if (normalfont) {
 156                 gtk_widget_modify_font(headerview->from_body_label, normalfont);
 157                 gtk_widget_modify_font(headerview->to_body_label, normalfont);
 158                 gtk_widget_modify_font(headerview->ng_body_label, normalfont);
 159                 gtk_widget_modify_font(headerview->subject_body_label, normalfont);
 160                 gtk_widget_modify_font(headerview->tags_body_label, normalfont);
 161                 pango_font_description_free(normalfont);
 162         }
 163
 164         if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
 165                 boldfont = pango_font_description_from_string(NORMAL_FONT);
 166                 pango_font_description_set_weight(boldfont, PANGO_WEIGHT_BOLD);
 167         } else {
 168                 boldfont = pango_font_description_from_string(BOLD_FONT);
 169         }
 170         if (boldfont) {
 171                 gtk_widget_modify_font(headerview->from_header_label, boldfont);
 172                 gtk_widget_modify_font(headerview->to_header_label, boldfont);
 173                 gtk_widget_modify_font(headerview->ng_header_label, boldfont);
 174                 gtk_widget_modify_font(headerview->subject_header_label, boldfont);
 175                 gtk_widget_modify_font(headerview->tags_header_label, boldfont);
 176                 pango_font_description_free(boldfont);
 177         }
 178 }
 179
 180 void headerview_init(HeaderView *headerview)
 181 {
 182         headerview_set_font(headerview);
 183         headerview_clear(headerview);
 184         headerview_set_visibility(headerview, prefs_common.display_header_pane);
 185 }
 186
 187 void headerview_show(HeaderView *headerview, MsgInfo *msginfo)
 188 {
 189         gchar *tags = procmsg_msginfo_get_tags_str(msginfo);
 190
 191         headerview_clear(headerview);
 192
 193         gtk_label_set_text(GTK_LABEL(headerview->from_body_label),
 194                            msginfo->from ? msginfo->from : _("(No From)"));
 195         if (msginfo->to) {
 196                 gtk_label_set_text(GTK_LABEL(headerview->to_body_label),
 197                                    msginfo->to);
 198                 gtk_widget_show(headerview->to_header_label);
 199                 gtk_widget_show(headerview->to_body_label);
 200         }
 201         if (msginfo->newsgroups) {
 202                 gtk_label_set_text(GTK_LABEL(headerview->ng_body_label),
 203                                    msginfo->newsgroups);
 204                 gtk_widget_show(headerview->ng_header_label);
 205                 gtk_widget_show(headerview->ng_body_label);
 206         }
 207         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label),
 208                            msginfo->subject ? msginfo->subject :
 209                            _("(No Subject)"));
 210         if (tags) {
 211                 gtk_label_set_text(GTK_LABEL(headerview->tags_body_label),
 212                                    tags);
 213                 gtk_widget_show(headerview->tags_header_label);
 214                 gtk_widget_show(headerview->tags_body_label);
 215                 g_free(tags);
 216         }
 217         if (!headerview_show_avatar(headerview, msginfo))
 218                 return;
 219
 220         if (!headerview_show_contact_pic(headerview, msginfo))
 221                 return;
 222
 223 }
 224
 225 static gint headerview_show_avatar (HeaderView *headerview, MsgInfo *msginfo)
 226 {
 227         AvatarRender *avatarr = avatars_avatarrender_new(msginfo);
 228         GtkWidget *hbox = headerview->hbox;
 229         GtkWidget *image;
 230
 231         hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
 232
 233         if (!avatarr->image) {
 234                 if (headerview->image
 235                                 && gtk_widget_get_visible(headerview->image)) {
 236                         gtk_widget_hide(headerview->image);
 237                         gtk_widget_queue_resize(hbox);
 238                 }
 239                 avatars_avatarrender_free(avatarr);
 240                 return -1;
 241         }
 242         if (!gtk_widget_get_visible(hbox)) {
 243                 avatars_avatarrender_free(avatarr);
 244                 return -1;
 245         }
 246
 247         if (headerview->image) {
 248                 gtk_widget_destroy(headerview->image);
 249                 headerview->image = NULL;
 250         }
 251
 252         gtk_box_pack_start(GTK_BOX(hbox), avatarr->image, FALSE, FALSE, 0);
 253         gtk_widget_show(avatarr->image);
 254
 255         headerview->image = avatarr->image;
 256         avatarr->image = NULL; /* avoid destroying */
 257         avatars_avatarrender_free(avatarr);
 258
 259         headerview_save_contact_pic(headerview, msginfo);
 260         return 0;
 261 }
 262
 263 static void headerview_save_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 264 {
 265 #ifndef USE_NEW_ADDRBOOK
 266         gchar *filename = NULL;
 267         GError *error = NULL;
 268         GdkPixbuf *picture = NULL;
 269
 270         if (!gtk_widget_get_visible(headerview->hbox)) return;
 271
 272         if (headerview->image) {
 273                 picture = gtk_image_get_pixbuf(GTK_IMAGE(headerview->image));
 274         }
 275
 276         filename = addrindex_get_picture_file(msginfo->from);
 277         if (!filename)
 278                 return;
 279         if (!is_file_exist(filename)) {
 280                 gdk_pixbuf_save(picture, filename, "png", &error, NULL);
 281                 if (error) {
 282                         g_warning(_("Failed to save image: \n%s"),
 283                                         error->message);
 284                         g_error_free(error);
 285                 }
 286         }
 287         g_free(filename);
 288 #else
 289         /* new address book */
 290 #endif
 291 }
 292
 293 static gint headerview_show_contact_pic (HeaderView *headerview, MsgInfo *msginfo)
 294 {
 295 #ifndef USE_NEW_ADDRBOOK
 296         GtkWidget *hbox = headerview->hbox;
 297         GtkWidget *image;
 298         gchar *filename = NULL;
 299         GError *error = NULL;
 300         GdkPixbuf *picture = NULL;
 301         gint w, h;
 302
 303         if (!gtk_widget_get_visible(headerview->hbox)) return -1;
 304
 305         if (headerview->image) {
 306                 gtk_widget_destroy(headerview->image);
 307                 headerview->image = NULL;
 308         }
 309
 310         filename = addrindex_get_picture_file(msginfo->from);
 311
 312         if (!filename)
 313                 return -1;
 314         if (!is_file_exist(filename)) {
 315                 g_free(filename);
 316                 return -1;
 317         }
 318         gdk_pixbuf_get_file_info(filename, &w, &h);
 319
 320         if (w > 48 || h > 48)
 321                 picture = gdk_pixbuf_new_from_file_at_scale(filename,
 322                                                 48, 48, TRUE, &error);
 323         else
 324                 picture = gdk_pixbuf_new_from_file(filename, &error);
 325
 326         g_free(filename);
 327         if (error) {
 328                 debug_print("Failed to import image: \n%s",
 329                                 error->message);
 330                 g_error_free(error);
 331                 return -1;
 332         }
 333         if (picture)
 334                 image = gtk_image_new_from_pixbuf(picture);
 335         else
 336                 return -1;
 337
 338         g_object_unref(picture);
 339         if (image) {
 340                 gtk_box_pack_start(GTK_BOX(hbox), image, FALSE, FALSE, 0);
 341                 gtk_widget_show(image);
 342         }
 343
 344         headerview->image = image;
 345         if (image == NULL)
 346                 return -1;
 347         else
 348                 return 0;
 349 #else
 350         /* new address book */
 351         return -1;
 352 #endif
 353 }
 354
 355 void headerview_clear(HeaderView *headerview)
 356 {
 357         if (headerview == NULL)
 358                 return;
 359
 360         gtk_label_set_text(GTK_LABEL(headerview->from_body_label), "");
 361         gtk_label_set_text(GTK_LABEL(headerview->to_body_label), "");
 362         gtk_label_set_text(GTK_LABEL(headerview->ng_body_label), "");
 363         gtk_label_set_text(GTK_LABEL(headerview->subject_body_label), "");
 364         gtk_label_set_text(GTK_LABEL(headerview->tags_body_label), "");
 365         gtk_widget_hide(headerview->to_header_label);
 366         gtk_widget_hide(headerview->to_body_label);
 367         gtk_widget_hide(headerview->ng_header_label);
 368         gtk_widget_hide(headerview->ng_body_label);
 369         gtk_widget_hide(headerview->tags_header_label);
 370         gtk_widget_hide(headerview->tags_body_label);
 371
 372         if (headerview->image && gtk_widget_get_visible(headerview->image)) {
 373                 gtk_widget_hide(headerview->image);
 374                 gtk_widget_queue_resize(headerview->hbox);
 375         }
 376 }
 377
 378 void headerview_set_visibility(HeaderView *headerview, gboolean visibility)
 379 {
 380         if (visibility)
 381                 gtk_widget_show(headerview->hbox);
 382         else
 383                 gtk_widget_hide(headerview->hbox);
 384 }
 385
 386 void headerview_destroy(HeaderView *headerview)
 387 {
 388         g_free(headerview);
 389 }