src/prefs_themes.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 2003-2004 Hiroyuki Yamamoto & the Sylpheed-Claws 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 2 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, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include <config.h>
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29 #include <sys/stat.h>
  30
  31 #include <glib.h>
  32 #include <gtk/gtk.h>
  33
  34 #include "intl.h"
  35 #include "utils.h"
  36 #include "prefs_common.h"
  37 #include "prefs_gtk.h"
  38
  39 #include "gtk/gtkutils.h"
  40 #include "gtk/prefswindow.h"
  41 #include "gtk/filesel.h"
  42
  43 #include "stock_pixmap.h"
  44 #include "mainwindow.h"
  45 #include "compose.h"
  46 #include "alertpanel.h"
  47
  48 #define IS_CURRENT_THEME(path)  (strcmp(prefs_common.pixmap_theme_path, path) == 0)
  49 #define IS_INTERNAL_THEME(path) (strcmp(DEFAULT_PIXMAP_THEME, path) == 0)
  50 #define IS_SYSTEM_THEME(path)   (prefs_themes_is_system_theme(path))
  51
  52 #define PREVIEW_ICONS 7
  53
  54 typedef struct _ThemesPage
  55 {
  56         PrefsPage page;
  57
  58         GtkWidget *window;              /* do not modify */
  59
  60         GtkWidget *op_menu;
  61         GtkWidget *btn_install;
  62         GtkWidget *btn_more;
  63         GtkWidget *global;
  64
  65         GtkWidget *name;
  66         GtkWidget *author;
  67         GtkWidget *url;
  68         GtkWidget *status;
  69
  70         GtkWidget *icons[PREVIEW_ICONS];
  71
  72         GtkWidget *btn_use;
  73         GtkWidget *btn_remove;
  74
  75         GdkPixmap *pixmaps[PREVIEW_ICONS];
  76         GdkBitmap *masks[PREVIEW_ICONS];
  77
  78         /* gchar     *theme_path; */
  79 } ThemesPage;
  80
  81 typedef struct _ThemeInfo
  82 {
  83         gchar *name;
  84         gchar *author;
  85         gchar *url;
  86         gchar *status;
  87 } ThemeInfo;
  88
  89 typedef struct _ThemeName
  90 {
  91         gchar *name;
  92         GList *item;
  93 } ThemeName;
  94
  95 typedef struct _ThemesData
  96 {
  97         GList      *themes;
  98         GList      *names;
  99         gchar      *displayed;
 100         ThemesPage *page;
 101 } ThemesData;
 102
 103 typedef void (*FileFunc) (const gchar *filename, gpointer data);
 104
 105 typedef struct _DirInfo {
 106         gint bytes;
 107         gint files;
 108         gint pixms;
 109 } DirInfo;
 110
 111 typedef struct _CopyInfo {
 112         gchar *dest;
 113         gchar *status;
 114 } CopyInfo;
 115
 116 static ThemesData *prefs_themes_data;
 117
 118 StockPixmap prefs_themes_icons[PREVIEW_ICONS] = {
 119         STOCK_PIXMAP_DIR_CLOSE,
 120         STOCK_PIXMAP_MAIL_SEND,
 121         STOCK_PIXMAP_MAIL_RECEIVE,
 122         STOCK_PIXMAP_MAIL_ATTACH,
 123         STOCK_PIXMAP_BOOK,
 124         STOCK_PIXMAP_MIME_TEXT_PLAIN,
 125         STOCK_PIXMAP_REPLIED
 126 };
 127
 128 static void prefs_themes_btn_use_clicked_cb     (GtkWidget *widget, gpointer data);
 129 static void prefs_themes_btn_remove_clicked_cb  (GtkWidget *widget, gpointer data);
 130 static void prefs_themes_btn_install_clicked_cb (GtkWidget *widget, gpointer data);
 131 static void prefs_themes_btn_more_clicked_cb    (GtkWidget *widget, gpointer data);
 132 static void prefs_themes_menu_item_activated_cb (GtkWidget *widget, gpointer data);
 133
 134 static void prefs_themes_update_buttons         (const ThemesData *tdata);
 135 static void prefs_themes_display_global_stats   (const ThemesData *tdata);
 136 static void prefs_themes_get_theme_info         (ThemesData *tdata);
 137 static void prefs_themes_display_theme_info     (ThemesData *tdata, const ThemeInfo *info);
 138 static void prefs_themes_get_themes_and_names   (ThemesData *tdata);
 139 static void prefs_themes_free_names             (ThemesData *tdata);
 140
 141 static void prefs_themes_set_themes_menu        (GtkOptionMenu *opmenu, const ThemesData *tdata);
 142
 143 static gchar *prefs_themes_get_theme_stats      (const gchar *dirname);
 144 static gboolean prefs_themes_is_system_theme    (const gchar *dirname);
 145
 146 static void prefs_themes_create_widget          (PrefsPage *page, GtkWindow *window, gpointer data);
 147 static void prefs_themes_destroy_widget         (PrefsPage *page);
 148 static void prefs_themes_save                   (PrefsPage *page);
 149
 150 static void prefs_themes_foreach_file           (const gchar *dirname, const FileFunc func, gpointer data);
 151 static void prefs_themes_file_stats             (const gchar *filename, gpointer data);
 152 static void prefs_themes_file_remove            (const gchar *filename, gpointer data);
 153 static void prefs_themes_file_install           (const gchar *filename, gpointer data);
 154
 155 static void prefs_themes_file_stats(const gchar *filename, gpointer data)
 156 {
 157         struct stat s;
 158         DirInfo    *di = (DirInfo *)data;
 159         gint        len;
 160
 161         if (0 == stat(filename, &s) && 0 != S_ISREG(s.st_mode)) {
 162                 di->bytes += s.st_size;
 163                 di->files++;
 164                 len = strlen(filename);
 165                 if (len > 4) {
 166                         if (filename[len - 1] == 'm' && filename[len - 2] == 'p' &&
 167                             filename[len - 3] == 'x' && filename[len - 4] == '.')
 168                                 di->pixms++;
 169                 }
 170         }
 171 }
 172
 173 static void prefs_themes_file_remove(const gchar *filename, gpointer data)
 174 {
 175         gchar **status = (gchar **)data;
 176         gchar *name;
 177
 178         if ((*status) != NULL)
 179                 return;
 180
 181         name = g_basename(filename);
 182         if (TRUE == is_dir_exist(filename)) {
 183                 if (!((name[0] == '.') || (name[0] == '.' && name[1] == '.')))
 184                         g_warning("prefs_themes_file_remove(): subdir in theme dir skipped.\n");
 185         }
 186         else if (0 != unlink(filename)) {
 187                 (*status) = g_strdup(filename);
 188         }
 189 }
 190
 191 static void prefs_themes_file_install(const gchar *filename, gpointer data)
 192 {
 193         CopyInfo *ci = (CopyInfo *)data;
 194         gchar *name;
 195
 196         if (ci->status != NULL)
 197                 return;
 198
 199         name = g_basename(filename);
 200         if (TRUE == is_dir_exist(filename)) {
 201                 if (!((name[0] == '.') || (name[0] == '.' && name[1] == '.')))
 202                         g_warning("prefs_themes_file_install(): subdir in theme dir skipped.\n");
 203         }
 204         else {
 205                 gchar *fulldest;
 206
 207                 fulldest = g_strconcat(ci->dest, G_DIR_SEPARATOR_S, name, NULL);
 208
 209                 if (0 != copy_file(filename, fulldest, FALSE)) {
 210                         ci->status = g_strdup(filename);
 211                 }
 212                 g_free(fulldest);
 213         }
 214 }
 215
 216 static void prefs_themes_foreach_file(const gchar *dirname, const FileFunc func, gpointer data)
 217 {
 218         struct dirent *d;
 219         DIR           *dp;
 220
 221         g_return_if_fail(dirname != NULL);
 222         g_return_if_fail(func != NULL);
 223
 224         if ((dp = opendir(dirname)) == NULL) {
 225                 debug_print("directory %s not found", dirname);
 226                 return;
 227         }
 228
 229         while ((d = readdir(dp)) != NULL) {
 230                 gchar *entry;
 231                 gchar *fullentry;
 232
 233                 entry     = d->d_name;
 234                 fullentry = g_strconcat(dirname, G_DIR_SEPARATOR_S, entry, NULL);
 235
 236                 (*func)(fullentry, data);
 237
 238                 g_free(fullentry);
 239         }
 240 }
 241
 242 static gboolean prefs_themes_is_system_theme(const gchar *dirname)
 243 {
 244         gint len;
 245
 246         g_return_val_if_fail(dirname != NULL, FALSE);
 247
 248         len = strlen(PACKAGE_DATA_DIR);
 249         if (strlen(dirname) > len && 0 == strncmp(dirname, PACKAGE_DATA_DIR, len))
 250                 return TRUE;
 251
 252         return FALSE;
 253 }
 254
 255 static void prefs_themes_set_themes_menu(GtkOptionMenu *opmenu, const ThemesData *tdata)
 256 {
 257         GList     *themes = tdata->names;
 258         GtkWidget *menu;
 259         GtkWidget *item;
 260         gint       i = 0, active = 0;
 261
 262         g_return_if_fail(opmenu != NULL);
 263
 264         gtk_option_menu_remove_menu(opmenu);
 265
 266         menu = gtk_menu_new ();
 267         while (themes != NULL) {
 268                 ThemeName *tname = (ThemeName *)(themes->data);
 269                 gchar     *tpath = (gchar *)(tname->item->data);
 270
 271                 item = gtk_menu_item_new_with_label(tname->name);
 272                 gtk_widget_show(item);
 273                 gtk_signal_connect(GTK_OBJECT(item), "activate",
 274                                    GTK_SIGNAL_FUNC(prefs_themes_menu_item_activated_cb),
 275                                    tname->item->data);
 276                 gtk_menu_append(GTK_MENU(menu), item);
 277
 278                 if (tdata->displayed != NULL && tdata->displayed == tpath)
 279                         active = i;
 280
 281                 themes = g_list_next(themes);
 282                 ++i;
 283         }
 284
 285         gtk_menu_set_active(GTK_MENU(menu), active);
 286         gtk_option_menu_set_menu (opmenu, menu);
 287 }
 288
 289 static void prefs_themes_get_themes_and_names(ThemesData *tdata)
 290 {
 291         GList *tpaths;
 292
 293         g_return_if_fail(tdata != NULL);
 294
 295         if (tdata->themes != NULL)
 296                 stock_pixmap_themes_list_free(tdata->themes);
 297         if (tdata->names != NULL)
 298                 prefs_themes_free_names(tdata);
 299
 300         tdata->themes = stock_pixmap_themes_list_new();
 301
 302         tpaths = tdata->themes;
 303         while (tpaths != NULL) {
 304                 ThemeName *name = g_new0(ThemeName, 1);
 305                 gchar     *sname = g_basename((gchar *)(tpaths->data));
 306
 307                 if (IS_INTERNAL_THEME(sname))
 308                         name->name = g_strdup(_("Default internal theme"));
 309                 else
 310                         name->name = g_strdup(sname);
 311                 name->item = tpaths;
 312
 313                 tdata->names = g_list_append(tdata->names, name);
 314                 tpaths = g_list_next(tpaths);
 315         }
 316 }
 317
 318 void prefs_themes_init(void)
 319 {
 320         ThemesData   *tdata;
 321         ThemesPage   *page;
 322         GList        *tpaths;
 323         static gchar *path[3];
 324
 325         path[0] = _("Display");
 326         path[1] = _("Themes");
 327         path[2] = NULL;
 328
 329         debug_print("Creating prefereces for themes...\n");
 330
 331         tdata = g_new0(ThemesData, 1);
 332         prefs_themes_data = tdata;
 333
 334         prefs_themes_get_themes_and_names(tdata);
 335
 336         page = g_new0(ThemesPage, 1);
 337
 338         page->page.path = path;
 339         page->page.create_widget = prefs_themes_create_widget;
 340         page->page.destroy_widget = prefs_themes_destroy_widget;
 341         page->page.save_page = prefs_themes_save;
 342         page->page.weight = 15.0;
 343         prefs_gtk_register_page((PrefsPage *) page);
 344
 345         tdata->page = page;
 346
 347         tpaths = g_list_first(tdata->themes);
 348         tdata->displayed = (gchar *)(tpaths->data);
 349 }
 350
 351 static void prefs_themes_free_names(ThemesData *tdata)
 352 {
 353         GList *names;
 354
 355         names = tdata->names;
 356         while (names != NULL) {
 357                 ThemeName *tn = (ThemeName *)(names->data);
 358
 359                 tn->item = NULL;
 360                 g_free(tn->name);
 361                 g_free(tn);
 362
 363                 names = g_list_next(names);
 364         }
 365         g_list_free(names);
 366         tdata->names = NULL;
 367 }
 368
 369 void prefs_themes_done(void)
 370 {
 371         ThemesData *tdata = prefs_themes_data;
 372
 373         debug_print("Finished prefereces for themes.\n");
 374
 375         stock_pixmap_themes_list_free(tdata->themes);
 376         prefs_themes_free_names(tdata);
 377         g_free(tdata->page);
 378         g_free(tdata);
 379 }
 380
 381 static void prefs_themes_btn_use_clicked_cb(GtkWidget *widget, gpointer data)
 382 {
 383         ThemesData *tdata = prefs_themes_data;
 384         gchar      *theme_str;
 385
 386         theme_str = tdata->displayed;
 387
 388         if (prefs_common.pixmap_theme_path != NULL)
 389                 g_free(prefs_common.pixmap_theme_path);
 390
 391         prefs_common.pixmap_theme_path = g_strdup(theme_str);
 392
 393         main_window_reflect_prefs_all_real(TRUE);
 394         compose_reflect_prefs_pixmap_theme();
 395
 396         prefs_themes_update_buttons(tdata);
 397 }
 398
 399 static void prefs_themes_btn_remove_clicked_cb(GtkWidget *widget, gpointer data)
 400 {
 401         ThemesData *tdata = prefs_themes_data;
 402         gchar      *theme_str;
 403         gchar      *alert_title = NULL;
 404         AlertValue  val = 0;
 405
 406         theme_str = tdata->displayed;
 407
 408         if (IS_SYSTEM_THEME(theme_str)) {
 409                 if (getuid() != 0) {
 410                         alertpanel_error(_("Only root can remove system themes"));
 411                         return;
 412                 }
 413                 alert_title = g_strdup_printf(_("Remove system theme '%s'"),
 414                                               g_basename(theme_str));
 415         }
 416         if (NULL == alert_title) {
 417                 alert_title = g_strdup_printf(_("Remove theme '%s'"),
 418                                               g_basename(theme_str));
 419         }
 420         val = alertpanel(alert_title,
 421                          _("Are you sure you want to remove this theme?"),
 422                          _("No"), _("Yes"), _("Cancel"));
 423         g_free(alert_title);
 424         if (G_ALERTALTERNATE == val) {
 425                 gchar *status = NULL;
 426
 427                 prefs_themes_foreach_file(theme_str, prefs_themes_file_remove, &status);
 428                 if (0 != rmdir(theme_str)) {
 429                         if (status != NULL) {
 430                                 alertpanel_error(_("File %s failed\nwhile removing theme."), status);
 431                                 g_free(status);
 432                         }
 433                         else
 434                                 alertpanel_error(_("Removing theme directory failed."));
 435                 }
 436                 else {
 437                         alertpanel_notice(_("Theme removed succesfully"));
 438                         /* update interface back to first theme */
 439                         prefs_themes_get_themes_and_names(tdata);
 440                         prefs_themes_set_themes_menu(GTK_OPTION_MENU(tdata->page->op_menu), tdata);
 441                         prefs_themes_display_global_stats(tdata);
 442                         tdata->displayed = (gchar *)((g_list_first(tdata->themes))->data);
 443                         prefs_themes_get_theme_info(tdata);
 444                 }
 445         }
 446 }
 447
 448 static void prefs_themes_btn_install_clicked_cb(GtkWidget *widget, gpointer data)
 449 {
 450         gchar      *filename, *source;
 451         gchar      *themeinfo, *themename;
 452         gchar      *alert_title = NULL;
 453         CopyInfo   *cinfo;
 454         AlertValue  val = 0;
 455         ThemesData *tdata = prefs_themes_data;
 456
 457         filename = filesel_select_file(_("Select theme folder"), NULL);
 458         if (filename == NULL)
 459                 return;
 460
 461         cinfo = g_new0(CopyInfo, 1);
 462         source = g_dirname(filename);
 463         themename = g_basename(source);
 464         debug_print("Installing '%s' theme from %s\n", themename, filename);
 465
 466         themeinfo = g_strconcat(source, G_DIR_SEPARATOR_S, THEMEINFO_FILE, NULL);
 467         alert_title = g_strdup_printf(_("Install theme '%s'"), themename);
 468         if (file_exist(themeinfo, FALSE) == FALSE) {
 469                 val = alertpanel(alert_title,
 470                                  _("This folder doesn't seem to be a theme folder.\nInstall anyway?"),
 471                                  _("Yes"), _("No"), _("Cancel"));
 472                 if (G_ALERTDEFAULT != val)
 473                         goto end_inst;
 474         }
 475         if (getuid() == 0) {
 476                 val = alertpanel(alert_title,
 477                                  _("Do you want to install theme for all users?"),
 478                                  _("Yes"), _("No"), _("Cancel"));
 479                 switch (val) {
 480                 case G_ALERTDEFAULT:
 481                         cinfo->dest = g_strconcat(PACKAGE_DATA_DIR, G_DIR_SEPARATOR_S,
 482                                                   PIXMAP_THEME_DIR, G_DIR_SEPARATOR_S,
 483                                                   themename, NULL);
 484                         break;
 485                 case G_ALERTALTERNATE:
 486                         break;
 487                 default:
 488                         goto end_inst;
 489                 }
 490         }
 491         g_free(alert_title);
 492         if (cinfo->dest == NULL) {
 493                 cinfo->dest = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S, RC_DIR,
 494                                           G_DIR_SEPARATOR_S, PIXMAP_THEME_DIR, G_DIR_SEPARATOR_S,
 495                                           themename, NULL);
 496         }
 497         if (TRUE == is_dir_exist(cinfo->dest)) {
 498                 alertpanel_error(_("A theme with the same name is\nalready installed in this location"));
 499                 goto end_inst;
 500         }
 501         if (0 != make_dir_hier(cinfo->dest)) {
 502                 alertpanel_error(_("Couldn't create destination directory"));
 503                 goto end_inst;
 504         }
 505         prefs_themes_foreach_file(source, prefs_themes_file_install, cinfo);
 506         if (cinfo->status == NULL) {
 507                 GList *insted;
 508
 509                 /* update interface to show newly installed theme */
 510                 prefs_themes_get_themes_and_names(tdata);
 511                 insted = g_list_find_custom(tdata->themes,
 512                                             (gpointer)(cinfo->dest),
 513                                             (GCompareFunc)strcmp2);
 514                 if (NULL != insted) {
 515                         alertpanel_notice(_("Theme installed succesfully"));
 516                         tdata->displayed = (gchar *)(insted->data);
 517                         prefs_themes_set_themes_menu(GTK_OPTION_MENU(tdata->page->op_menu), tdata);
 518                         prefs_themes_display_global_stats(tdata);
 519                         prefs_themes_get_theme_info(tdata);
 520                 }
 521                 else
 522                         alertpanel_error(_("Failed installing theme"));
 523         }
 524         else
 525                 alertpanel_error(_("File %s failed\nwhile installing theme."), cinfo->status);
 526 end_inst:
 527         if (cinfo->dest != NULL) g_free(cinfo->dest);
 528         g_free(source);
 529         g_free(themeinfo);
 530         g_free(cinfo);
 531 }
 532
 533 static void prefs_themes_btn_more_clicked_cb(GtkWidget *widget, gpointer data)
 534 {
 535         open_uri(CLAWS_THEMES_URI, prefs_common.uri_cmd);
 536 }
 537
 538 static void prefs_themes_menu_item_activated_cb(GtkWidget *widget, gpointer data)
 539 {
 540         ThemesData *tdata = prefs_themes_data;
 541         gchar      *path = (gchar *)data;
 542
 543         g_return_if_fail(path != NULL);
 544
 545         tdata->displayed = path;
 546         prefs_themes_get_theme_info(tdata);
 547 }
 548
 549 static void prefs_themes_update_buttons(const ThemesData *tdata)
 550 {
 551         ThemesPage *theme = tdata->page;
 552         gboolean    can_rem, can_use;
 553
 554         can_use = !IS_CURRENT_THEME(tdata->displayed);
 555         can_rem = can_use && !IS_INTERNAL_THEME(tdata->displayed);
 556
 557         if (theme->btn_use != NULL)
 558                 gtk_widget_set_sensitive(theme->btn_use, can_use);
 559         if (theme->btn_remove != NULL)
 560                 gtk_widget_set_sensitive(theme->btn_remove, can_rem);
 561 }
 562
 563 static void prefs_themes_display_theme_info(ThemesData *tdata, const ThemeInfo *info)
 564 {
 565         ThemesPage *theme = tdata->page;
 566         gchar *save_prefs_path;
 567         gint   i;
 568
 569         gtk_label_set_text(GTK_LABEL(theme->name), info->name);
 570         gtk_label_set_text(GTK_LABEL(theme->author), info->author);
 571         gtk_label_set_text(GTK_LABEL(theme->url), info->url);
 572         gtk_label_set_text(GTK_LABEL(theme->status), info->status);
 573
 574         save_prefs_path = prefs_common.pixmap_theme_path;
 575         prefs_common.pixmap_theme_path = tdata->displayed;
 576         for (i = 0; i < PREVIEW_ICONS; ++i) {
 577                 stock_pixmap_gdk(theme->window, prefs_themes_icons[i],
 578                                 &(theme->pixmaps[i]), &(theme->masks[i]));
 579                 gtk_pixmap_set(GTK_PIXMAP(theme->icons[i]),
 580                                 theme->pixmaps[i], theme->masks[i]);
 581         }
 582         prefs_common.pixmap_theme_path = save_prefs_path;
 583
 584         prefs_themes_update_buttons(tdata);
 585 }
 586
 587 static void prefs_themes_display_global_stats(const ThemesData *tdata)
 588 {
 589         ThemesPage *theme = tdata->page;
 590         GList      *tnames = tdata->names;
 591         gchar      *gstats;
 592         gint        sys = 0;
 593         gint        usr = 0;
 594         gint        all = 0;
 595
 596         while (tnames != NULL) {
 597                 ThemeName *tname = (ThemeName *)(tnames->data);
 598                 gchar     *tpath = (gchar *)(tname->item->data);
 599
 600                 if (IS_SYSTEM_THEME(tpath))
 601                         ++sys;
 602                 else if (!IS_INTERNAL_THEME(tpath))
 603                         ++usr;
 604                 ++all;
 605                 tnames = g_list_next(tnames);
 606         }
 607
 608         gstats = g_strdup_printf(_("%d themes available (%d user, %d system, 1 internal)"),
 609                                  all, usr, sys);
 610         gtk_label_set_text(GTK_LABEL(theme->global), gstats);
 611         g_free(gstats);
 612 }
 613
 614 #define INFOFILE_LINE_LEN 80
 615
 616 #define FGETS_INFOFILE_LINE() \
 617         line[0] = '\0'; \
 618         fgets(line, INFOFILE_LINE_LEN, finfo); \
 619         if ((len = strlen(line)) > 0) { \
 620                 if (line[len - 1] == '\n') line[len - 1] = '\0'; \
 621         } \
 622         else { \
 623                 strcpy(line, _("Unknown")); \
 624         }
 625
 626 static void prefs_themes_get_theme_info(ThemesData *tdata)
 627 {
 628         FILE  *finfo;
 629         gchar *sinfo;
 630         gchar *path;
 631         gchar  line[INFOFILE_LINE_LEN];
 632         gint   len;
 633         ThemeInfo *info;
 634         ThemesPage *theme = tdata->page;
 635
 636         g_return_if_fail(theme != NULL);
 637         path = tdata->displayed;
 638         g_return_if_fail(path != NULL);
 639
 640         debug_print("Getting theme info for %s\n", path);
 641
 642         info = g_new0(ThemeInfo, 1);
 643
 644         if (IS_INTERNAL_THEME(path)) {
 645                 info->name = g_strdup(_("Default internal theme"));
 646                 info->author = g_strdup(_("The Sylpheed Claws Team"));
 647                 info->url = g_strdup(HOMEPAGE_URI);
 648                 info->status = g_strdup_printf(_("Internal theme has %d icons"), N_STOCK_PIXMAPS);
 649         }
 650         else {
 651                 sinfo = g_strconcat(path, G_DIR_SEPARATOR_S, THEMEINFO_FILE, NULL);
 652                 finfo = fopen(sinfo, "r");
 653                 if (finfo == NULL) {
 654                         info->name = g_strdup(_("No info file available for this theme"));
 655                         info->author = g_strdup(_("Unknown"));
 656                         info->url = g_strdup(_("Unknown"));
 657                 }
 658                 else {
 659                         FGETS_INFOFILE_LINE()
 660                         info->name = g_strdup(line);
 661                         FGETS_INFOFILE_LINE()
 662                         info->author = g_strdup(line);
 663                         FGETS_INFOFILE_LINE()
 664                         info->url = g_strdup(line);
 665
 666                         fclose(finfo);
 667                 }
 668                 g_free(sinfo);
 669
 670                 info->status = prefs_themes_get_theme_stats(path);
 671                 if (info->status == NULL) {
 672                         info->status = g_strdup(_("Error: can't get theme status"));
 673                 }
 674         }
 675
 676         prefs_themes_display_theme_info(tdata, info);
 677
 678         g_free(info->name);
 679         g_free(info->author);
 680         g_free(info->url);
 681         g_free(info->status);
 682
 683         g_free(info);
 684 }
 685
 686 #undef FGETS_INFOFILE_LINE
 687
 688 static gchar *prefs_themes_get_theme_stats(const gchar *dirname)
 689 {
 690         gchar   *stats;
 691         DirInfo *dinfo;
 692
 693         dinfo = g_new0(DirInfo, 1);
 694
 695         prefs_themes_foreach_file(dirname, prefs_themes_file_stats, dinfo);
 696         stats = g_strdup_printf(_("%d files (%d icons), size: %s"),
 697                                 dinfo->files, dinfo->pixms, to_human_readable(dinfo->bytes));
 698
 699         g_free(dinfo);
 700         return stats;
 701 }
 702
 703 /* BEGIN GLADE CODE */
 704 /* This is a dummy pixmap we use when a pixmap can't be found. */
 705 static char *dummy_pixmap_xpm[] = {
 706         /* columns rows colors chars-per-pixel */
 707         "1 1 1 1",
 708         "  c None",
 709         /* pixels */
 710         " "
 711 };
 712
 713 /* This is an internally used function to create pixmaps. */
 714 static GtkWidget* create_dummy_pixmap(GtkWidget *widget)
 715 {
 716         GdkColormap *colormap;
 717         GdkPixmap *gdkpixmap;
 718         GdkBitmap *mask;
 719         GtkWidget *pixmap;
 720
 721         colormap = gtk_widget_get_colormap (widget);
 722         gdkpixmap = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &mask,
 723                         NULL, dummy_pixmap_xpm);
 724         if (gdkpixmap == NULL)
 725                 g_error ("Couldn't create replacement pixmap.");
 726         pixmap = gtk_pixmap_new (gdkpixmap, mask);
 727         gdk_pixmap_unref (gdkpixmap);
 728         gdk_bitmap_unref (mask);
 729         return pixmap;
 730 }
 731 /* END GLADE CODE */
 732
 733 /* glade generates some calls to a create_pixmap support function
 734  * we don't really need. */
 735 #define create_pixmap(widget,filename) create_dummy_pixmap(widget)
 736
 737 static void prefs_themes_create_widget(PrefsPage *page, GtkWindow *window, gpointer data)
 738 {
 739         ThemesPage *prefs_themes = (ThemesPage *)page;
 740         ThemesData *tdata = prefs_themes_data;
 741         gchar *buf;
 742         gint   i;
 743         /* from gtk/about.c */
 744         GtkStyle *style;
 745         GdkColormap *cmap;
 746         GdkColor uri_color[2] = {{0, 0, 0, 0xffff}, {0, 0xffff, 0, 0}};
 747         gboolean success[2];
 748
 749         GtkWidget *vbox1;
 750         GtkWidget *frame1;
 751         GtkWidget *vbox2;
 752         GtkWidget *hbox3;
 753         GtkWidget *menu_themes;
 754         GtkWidget *menu_themes_menu;
 755         GtkWidget *glade_menuitem;
 756         GtkWidget *btn_install;
 757         GtkWidget *btn_more;
 758         GtkWidget *label_global_status;
 759         GtkWidget *frame_info;
 760         GtkWidget *table1;
 761         GtkWidget *label1;
 762         GtkWidget *label2;
 763         GtkWidget *label3;
 764         GtkWidget *label_name;
 765         GtkWidget *label_author;
 766         GtkWidget *label_url;
 767         GtkWidget *label4;
 768         GtkWidget *label_status;
 769         GtkWidget *frame_preview;
 770         GtkWidget *hbox1;
 771         GtkWidget *icon_1;
 772         GtkWidget *icon_2;
 773         GtkWidget *icon_3;
 774         GtkWidget *icon_4;
 775         GtkWidget *icon_5;
 776         GtkWidget *icon_6;
 777         GtkWidget *icon_7;
 778         GtkWidget *frame_buttons;
 779         GtkWidget *hbuttonbox1;
 780         GtkWidget *btn_use;
 781         GtkWidget *btn_remove;
 782
 783         vbox1 = gtk_vbox_new (FALSE, 0);
 784         gtk_widget_show (vbox1);
 785
 786         PACK_FRAME (vbox1, frame1, _("Selector"));
 787
 788         vbox2 = gtk_vbox_new (FALSE, 0);
 789         gtk_widget_show (vbox2);
 790         gtk_container_add (GTK_CONTAINER (frame1), vbox2);
 791
 792         hbox3 = gtk_hbox_new (FALSE, 0);
 793         gtk_widget_show (hbox3);
 794         gtk_box_pack_start (GTK_BOX (vbox2), hbox3, TRUE, TRUE, 0);
 795         gtk_container_set_border_width (GTK_CONTAINER (hbox3), 5);
 796
 797         menu_themes = gtk_option_menu_new ();
 798         gtk_widget_show (menu_themes);
 799         gtk_box_pack_start (GTK_BOX (hbox3), menu_themes, FALSE, FALSE, 0);
 800         menu_themes_menu = gtk_menu_new ();
 801         glade_menuitem = gtk_menu_item_new_with_label ("");
 802         gtk_widget_show (glade_menuitem);
 803         gtk_menu_append (GTK_MENU (menu_themes_menu), glade_menuitem);
 804         gtk_option_menu_set_menu (GTK_OPTION_MENU (menu_themes), menu_themes_menu);
 805
 806         btn_install = gtk_button_new_with_label (_("Install new..."));
 807         gtk_widget_show (btn_install);
 808         gtk_box_pack_start (GTK_BOX (hbox3), btn_install, FALSE, FALSE, 0);
 809         GTK_WIDGET_SET_FLAGS (btn_install, GTK_CAN_DEFAULT);
 810
 811         btn_more = gtk_button_new_with_label (_("Get more..."));
 812         gtk_widget_show (btn_more);
 813         gtk_box_pack_start (GTK_BOX (hbox3), btn_more, FALSE, FALSE, 0);
 814         GTK_WIDGET_SET_FLAGS (btn_more, GTK_CAN_DEFAULT);
 815         /* make it look like an uri */
 816         gtk_button_set_relief(GTK_BUTTON(btn_more), GTK_RELIEF_NONE);
 817         gtk_label_get(GTK_LABEL(GTK_BIN(btn_more)->child), &buf);
 818         buf = g_strdup(buf);
 819         for (i = 0; buf[i] != '\0'; buf[i++] = '_');
 820         gtk_label_set_pattern(GTK_LABEL(GTK_BIN(btn_more)->child), buf);
 821         g_free(buf);
 822         cmap = gdk_window_get_colormap((mainwindow_get_mainwindow())->window->window);
 823         gdk_colormap_alloc_colors(cmap, uri_color, 2, FALSE, TRUE, success);
 824         if (success[0] == TRUE && success[1] == TRUE) {
 825                 gtk_widget_ensure_style(GTK_BIN(btn_more)->child);
 826                 style = gtk_style_copy
 827                         (gtk_widget_get_style(GTK_BIN(btn_more)->child));
 828                 style->fg[GTK_STATE_NORMAL]   = uri_color[0];
 829                 style->fg[GTK_STATE_ACTIVE]   = uri_color[1];
 830                 style->fg[GTK_STATE_PRELIGHT] = uri_color[0];
 831                 gtk_widget_set_style(GTK_BIN(btn_more)->child, style);
 832         } else
 833                 g_warning("prefs_themes_create_widget(): color allocation failed.\n");
 834
 835
 836         label_global_status = gtk_label_new ("");
 837         gtk_widget_show (label_global_status);
 838         gtk_box_pack_start (GTK_BOX (vbox2), label_global_status, FALSE, FALSE, 0);
 839         gtk_label_set_justify (GTK_LABEL (label_global_status), GTK_JUSTIFY_LEFT);
 840         gtk_misc_set_alignment (GTK_MISC (label_global_status), 0, 0.5);
 841         gtk_misc_set_padding (GTK_MISC (label_global_status), 6, 0);
 842
 843         PACK_FRAME (vbox1, frame_info, _("Information"));
 844
 845         table1 = gtk_table_new (4, 2, FALSE);
 846         gtk_widget_show (table1);
 847         gtk_container_add (GTK_CONTAINER (frame_info), table1);
 848
 849         label1 = gtk_label_new (_("Name: "));
 850         gtk_widget_show (label1);
 851         gtk_table_attach (GTK_TABLE (table1), label1, 0, 1, 0, 1,
 852                         (GtkAttachOptions) (GTK_FILL),
 853                         (GtkAttachOptions) (0), 8, 2);
 854         gtk_label_set_justify (GTK_LABEL (label1), GTK_JUSTIFY_LEFT);
 855         gtk_misc_set_alignment (GTK_MISC (label1), 0, 0.5);
 856
 857         label2 = gtk_label_new (_("Author: "));
 858         gtk_widget_show (label2);
 859         gtk_table_attach (GTK_TABLE (table1), label2, 0, 1, 1, 2,
 860                         (GtkAttachOptions) (GTK_FILL),
 861                         (GtkAttachOptions) (0), 8, 2);
 862         gtk_label_set_justify (GTK_LABEL (label2), GTK_JUSTIFY_LEFT);
 863         gtk_misc_set_alignment (GTK_MISC (label2), 0, 0.5);
 864
 865         label3 = gtk_label_new (_("URL:"));
 866         gtk_widget_show (label3);
 867         gtk_table_attach (GTK_TABLE (table1), label3, 0, 1, 2, 3,
 868                         (GtkAttachOptions) (GTK_FILL),
 869                         (GtkAttachOptions) (0), 8, 2);
 870         gtk_misc_set_alignment (GTK_MISC (label3), 0, 0.5);
 871
 872         label_name = gtk_label_new ("");
 873         gtk_widget_show (label_name);
 874         gtk_table_attach (GTK_TABLE (table1), label_name, 1, 2, 0, 1,
 875                         (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
 876                         (GtkAttachOptions) (0), 0, 0);
 877         gtk_misc_set_alignment (GTK_MISC (label_name), 0, 0.5);
 878
 879         label_author = gtk_label_new ("");
 880         gtk_widget_show (label_author);
 881         gtk_table_attach (GTK_TABLE (table1), label_author, 1, 2, 1, 2,
 882                         (GtkAttachOptions) (GTK_FILL),
 883                         (GtkAttachOptions) (0), 0, 0);
 884         gtk_misc_set_alignment (GTK_MISC (label_author), 0, 0.5);
 885
 886         label_url = gtk_label_new ("");
 887         gtk_widget_show (label_url);
 888         gtk_table_attach (GTK_TABLE (table1), label_url, 1, 2, 2, 3,
 889                         (GtkAttachOptions) (GTK_FILL),
 890                         (GtkAttachOptions) (0), 0, 0);
 891         gtk_misc_set_alignment (GTK_MISC (label_url), 0, 0.5);
 892
 893         label4 = gtk_label_new (_("Status:"));
 894         gtk_widget_show (label4);
 895         gtk_table_attach (GTK_TABLE (table1), label4, 0, 1, 3, 4,
 896                         (GtkAttachOptions) (GTK_FILL),
 897                         (GtkAttachOptions) (0), 8, 2);
 898         gtk_misc_set_alignment (GTK_MISC (label4), 0, 0.5);
 899
 900         label_status = gtk_label_new ("");
 901         gtk_widget_show (label_status);
 902         gtk_table_attach (GTK_TABLE (table1), label_status, 1, 2, 3, 4,
 903                         (GtkAttachOptions) (GTK_FILL),
 904                         (GtkAttachOptions) (0), 0, 0);
 905         gtk_misc_set_alignment (GTK_MISC (label_status), 0, 0.5);
 906
 907         PACK_FRAME (vbox1, frame_preview, _("Preview"));
 908
 909         hbox1 = gtk_hbox_new (FALSE, 0);
 910         gtk_widget_show (hbox1);
 911         gtk_container_add (GTK_CONTAINER (frame_preview), hbox1);
 912
 913         icon_1 = create_pixmap (vbox1, NULL);
 914         gtk_widget_show (icon_1);
 915         gtk_box_pack_start (GTK_BOX (hbox1), icon_1, TRUE, TRUE, 2);
 916         gtk_misc_set_padding (GTK_MISC (icon_1), 0, 5);
 917
 918         icon_2 = create_pixmap (vbox1, NULL);
 919         gtk_widget_show (icon_2);
 920         gtk_box_pack_start (GTK_BOX (hbox1), icon_2, TRUE, TRUE, 2);
 921         gtk_misc_set_padding (GTK_MISC (icon_2), 0, 5);
 922
 923         icon_3 = create_pixmap (vbox1, NULL);
 924         gtk_widget_show (icon_3);
 925         gtk_box_pack_start (GTK_BOX (hbox1), icon_3, TRUE, TRUE, 2);
 926         gtk_misc_set_padding (GTK_MISC (icon_3), 0, 5);
 927
 928         icon_4 = create_pixmap (vbox1, NULL);
 929         gtk_widget_show (icon_4);
 930         gtk_box_pack_start (GTK_BOX (hbox1), icon_4, TRUE, TRUE, 2);
 931         gtk_misc_set_padding (GTK_MISC (icon_4), 0, 5);
 932
 933         icon_5 = create_pixmap (vbox1, NULL);
 934         gtk_widget_show (icon_5);
 935         gtk_box_pack_start (GTK_BOX (hbox1), icon_5, TRUE, TRUE, 2);
 936         gtk_misc_set_padding (GTK_MISC (icon_5), 0, 5);
 937
 938         icon_6 = create_pixmap (vbox1, NULL);
 939         gtk_widget_show (icon_6);
 940         gtk_box_pack_start (GTK_BOX (hbox1), icon_6, TRUE, TRUE, 0);
 941         gtk_misc_set_padding (GTK_MISC (icon_6), 0, 5);
 942
 943         icon_7 = create_pixmap (vbox1, NULL);
 944         gtk_widget_show (icon_7);
 945         gtk_box_pack_start (GTK_BOX (hbox1), icon_7, TRUE, TRUE, 0);
 946         gtk_misc_set_padding (GTK_MISC (icon_7), 0, 5);
 947
 948         PACK_FRAME (vbox1, frame_buttons, _("Actions"));
 949
 950         hbuttonbox1 = gtk_hbutton_box_new ();
 951         gtk_widget_show (hbuttonbox1);
 952         gtk_container_add (GTK_CONTAINER (frame_buttons), hbuttonbox1);
 953         gtk_container_set_border_width (GTK_CONTAINER (hbuttonbox1), 5);
 954         gtk_button_box_set_layout (GTK_BUTTON_BOX (hbuttonbox1), GTK_BUTTONBOX_START);
 955         gtk_button_box_set_spacing (GTK_BUTTON_BOX (hbuttonbox1), 5);
 956         gtk_button_box_set_child_ipadding (GTK_BUTTON_BOX (hbuttonbox1), 5, 0);
 957
 958         btn_use = gtk_button_new_with_label (_("Use this"));
 959         gtk_widget_show (btn_use);
 960         gtk_container_add (GTK_CONTAINER (hbuttonbox1), btn_use);
 961         GTK_WIDGET_SET_FLAGS (btn_use, GTK_CAN_DEFAULT);
 962
 963         btn_remove = gtk_button_new_with_label (_("Remove"));
 964         gtk_widget_show (btn_remove);
 965         gtk_container_add (GTK_CONTAINER (hbuttonbox1), btn_remove);
 966         GTK_WIDGET_SET_FLAGS (btn_remove, GTK_CAN_DEFAULT);
 967
 968         gtk_signal_connect(GTK_OBJECT (btn_use), "clicked",
 969                         GTK_SIGNAL_FUNC (prefs_themes_btn_use_clicked_cb),
 970                         NULL);
 971         gtk_signal_connect(GTK_OBJECT(btn_remove), "clicked",
 972                         GTK_SIGNAL_FUNC(prefs_themes_btn_remove_clicked_cb),
 973                         NULL);
 974         gtk_signal_connect(GTK_OBJECT(btn_install), "clicked",
 975                         GTK_SIGNAL_FUNC(prefs_themes_btn_install_clicked_cb),
 976                         NULL);
 977         gtk_signal_connect(GTK_OBJECT(btn_more), "clicked",
 978                         GTK_SIGNAL_FUNC(prefs_themes_btn_more_clicked_cb),
 979                         NULL);
 980
 981         gtk_widget_grab_default (btn_use);
 982
 983         prefs_themes->window = GTK_WIDGET(window);
 984
 985         prefs_themes->name   = label_name;
 986         prefs_themes->author = label_author;
 987         prefs_themes->url    = label_url;
 988         prefs_themes->status = label_status;
 989         prefs_themes->global = label_global_status;
 990
 991         prefs_themes->icons[0] = icon_1;
 992         prefs_themes->icons[1] = icon_2;
 993         prefs_themes->icons[2] = icon_3;
 994         prefs_themes->icons[3] = icon_4;
 995         prefs_themes->icons[4] = icon_5;
 996         prefs_themes->icons[5] = icon_6;
 997         prefs_themes->icons[6] = icon_7;
 998
 999         prefs_themes->btn_use     = btn_use;
1000         prefs_themes->btn_remove  = btn_remove;
1001         prefs_themes->btn_install = btn_install;
1002         prefs_themes->btn_more    = btn_more;
1003
1004         prefs_themes->op_menu     = menu_themes;
1005
1006         prefs_themes->page.widget = vbox1;
1007
1008         prefs_themes_set_themes_menu(GTK_OPTION_MENU(prefs_themes->op_menu), tdata);
1009
1010         prefs_themes_get_theme_info(tdata);
1011         prefs_themes_display_global_stats(tdata);
1012 }
1013
1014 static void prefs_themes_destroy_widget(PrefsPage *page)
1015 {
1016         /* ThemesPage *theme = (ThemesPage *)page; */
1017 }
1018
1019 static void prefs_themes_save(PrefsPage *page)
1020 {
1021         /* ThemesPage *theme = (ThemesPage *)page; */
1022 }
1023