src/prefs_template.c

   1 /*
   2  * Sylpheed templates subsystem
   3  * Copyright (C) 2001 Alexander Barinov
   4  * Copyright (C) 2001-2007 Hiroyuki Yamamoto and the Claws Mail team
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19  */
  20
  21 #include "defs.h"
  22
  23 #include <glib.h>
  24 #include <glib/gi18n.h>
  25 #include <gtk/gtk.h>
  26 #include <gdk/gdkkeysyms.h>
  27 #include <string.h>
  28 #include <dirent.h>
  29 #include <sys/stat.h>
  30
  31 #include "template.h"
  32 #include "main.h"
  33 #include "prefs_gtk.h"
  34 #include "inc.h"
  35 #include "utils.h"
  36 #include "gtkutils.h"
  37 #include "alertpanel.h"
  38 #include "manage_window.h"
  39 #include "compose.h"
  40 #include "addr_compl.h"
  41 #include "quote_fmt.h"
  42 #include "prefs_common.h"
  43 #include "manual.h"
  44 #include "gtkutils.h"
  45
  46 enum {
  47         TEMPL_TEXT,
  48         TEMPL_DATA,
  49         TEMPL_AUTO_DATA,        /*!< auto pointer */
  50         N_TEMPL_COLUMNS
  51 };
  52
  53 static struct Templates {
  54         GtkWidget *window;
  55         GtkWidget *ok_btn;
  56         GtkWidget *list_view;
  57         GtkWidget *entry_name;
  58         GtkWidget *entry_subject;
  59         GtkWidget *entry_to;
  60         GtkWidget *entry_cc;
  61         GtkWidget *entry_bcc;
  62         GtkWidget *text_value;
  63 } templates;
  64
  65 static int modified = FALSE;
  66
  67 /* widget creating functions */
  68 static void prefs_template_window_create        (void);
  69 static void prefs_template_window_setup         (void);
  70 static void prefs_template_clear                (void);
  71
  72 static GSList *prefs_template_get_list          (void);
  73
  74 /* callbacks */
  75 static gint prefs_template_deleted_cb           (GtkWidget      *widget,
  76                                                  GdkEventAny    *event,
  77                                                  gpointer        data);
  78 static gboolean prefs_template_key_pressed_cb   (GtkWidget      *widget,
  79                                                  GdkEventKey    *event,
  80                                                  gpointer        data);
  81 static void prefs_template_cancel_cb            (void);
  82 static void prefs_template_ok_cb                (void);
  83 static void prefs_template_register_cb          (void);
  84 static void prefs_template_substitute_cb        (void);
  85 static void prefs_template_delete_cb            (void);
  86 static void prefs_template_top_cb               (void);
  87 static void prefs_template_up_cb                (void);
  88 static void prefs_template_down_cb      (void);
  89 static void prefs_template_bottom_cb    (void);
  90
  91 static GtkListStore* prefs_template_create_data_store   (void);
  92 static void prefs_template_list_view_insert_template    (GtkWidget *list_view,
  93                                                          GtkTreeIter *row_iter,
  94                                                          const gchar *template,
  95                                                          Template *data);
  96 static GtkWidget *prefs_template_list_view_create       (void);
  97 static void prefs_template_create_list_view_columns     (GtkWidget *list_view);
  98 static gboolean prefs_template_selected                 (GtkTreeSelection *selector,
  99                                                          GtkTreeModel *model,
 100                                                          GtkTreePath *path,
 101                                                          gboolean currently_selected,
 102                                                          gpointer data);
 103
 104 /* Called from mainwindow.c */
 105 void prefs_template_open(void)
 106 {
 107         inc_lock();
 108
 109         if (!templates.window)
 110                 prefs_template_window_create();
 111
 112         prefs_template_window_setup();
 113         gtk_widget_show(templates.window);
 114 }
 115
 116 /*!
 117  *\brief        Save Gtk object size to prefs dataset
 118  */
 119 static void prefs_template_size_allocate_cb(GtkWidget *widget,
 120                                          GtkAllocation *allocation)
 121 {
 122         g_return_if_fail(allocation != NULL);
 123
 124         prefs_common.templateswin_width = allocation->width;
 125         prefs_common.templateswin_height = allocation->height;
 126 }
 127
 128 static void prefs_template_window_create(void)
 129 {
 130         /* window structure ;) */
 131         GtkWidget *window;
 132         GtkWidget   *vpaned;
 133         GtkWidget     *vbox1;
 134         GtkWidget       *table; /* including : entry_[name|to|cc|bcc|subject] */
 135         GtkWidget       *scroll2;
 136         GtkWidget         *text_value;
 137         GtkWidget     *vbox2;
 138         GtkWidget       *hbox2;
 139         GtkWidget         *arrow1;
 140         GtkWidget         *hbox3;
 141         GtkWidget           *reg_btn;
 142         GtkWidget           *subst_btn;
 143         GtkWidget           *del_btn;
 144         GtkWidget         *desc_btn;
 145         GtkWidget       *hbox4;
 146         GtkWidget         *scroll1;
 147         GtkWidget           *list_view;
 148         GtkWidget         *vbox3;
 149         GtkWidget           *spc_vbox;
 150         GtkWidget           *top_btn;
 151         GtkWidget           *up_btn;
 152         GtkWidget           *down_btn;
 153         GtkWidget           *bottom_btn;
 154         GtkWidget       *confirm_area;
 155         GtkWidget         *help_btn;
 156         GtkWidget         *cancel_btn;
 157         GtkWidget         *ok_btn;
 158         static GdkGeometry geometry;
 159         gint i;
 160         GtkTooltips *tooltips;
 161
 162         debug_print("Creating templates configuration window...\n");
 163
 164         /* main window */
 165         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_template");
 166         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 167         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 168         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 169
 170         /* vpaned to separate template settings from templates list */
 171         vpaned = gtk_vpaned_new();
 172         gtk_widget_show(vpaned);
 173         gtk_container_add(GTK_CONTAINER(window), vpaned);
 174
 175         /* vbox to handle template name and content */
 176         vbox1 = gtk_vbox_new(FALSE, 6);
 177         gtk_widget_show(vbox1);
 178         gtk_container_set_border_width(GTK_CONTAINER(vbox1), 8);
 179         gtk_paned_pack1(GTK_PANED(vpaned), vbox1, FALSE, FALSE);
 180
 181         table = gtk_table_new(5, 2, FALSE);
 182         gtk_table_set_row_spacings (GTK_TABLE (table), VSPACING_NARROW_2);
 183         gtk_table_set_col_spacings (GTK_TABLE (table), 4);
 184         gtk_widget_show(table);
 185         gtk_box_pack_start (GTK_BOX (vbox1), table, FALSE, FALSE, 0);
 186
 187         tooltips = gtk_tooltips_new();
 188
 189         struct
 190         {
 191                 gchar *label;
 192                 GtkWidget **entry;
 193                 gboolean compl;
 194                 gchar *tooltips;
 195         } tab[] = {
 196                 {_("Name"),     &templates.entry_name,          FALSE,
 197                         _("This name is used as the Menu item")},
 198                 {_("To"),       &templates.entry_to,            TRUE,   NULL},
 199                 {_("Cc"),       &templates.entry_cc,            TRUE,   NULL},
 200                 {_("Bcc"),      &templates.entry_bcc,           TRUE,   NULL},
 201                 {_("Subject"),  &templates.entry_subject,       FALSE,  NULL},
 202                 {NULL,          NULL,                           FALSE,  NULL}
 203         };
 204
 205         for (i=0; tab[i].label; i++) {
 206
 207                 GtkWidget *label;
 208
 209                 label = gtk_label_new(tab[i].label);
 210                 gtk_widget_show(label);
 211                 gtk_table_attach(GTK_TABLE(table), label, 0, 1, i, (i + 1),
 212                                 (GtkAttachOptions) (GTK_FILL),
 213                                 (GtkAttachOptions) 0, 0, 0);
 214                 gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
 215
 216                 *(tab[i].entry) = gtk_entry_new();
 217                 gtk_widget_show(*(tab[i].entry));
 218                 gtk_table_attach(GTK_TABLE(table), *(tab[i].entry), 1, 2, i, (i + 1),
 219                                 (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 220                                 (GtkAttachOptions) 0, 0, 0);
 221                 gtk_tooltips_set_tip(tooltips, *(tab[i].entry), tab[i].tooltips, NULL);
 222
 223                 if (tab[i].compl)
 224                         address_completion_register_entry(
 225                                 GTK_ENTRY(*(tab[i].entry)), TRUE);
 226         }
 227
 228         /* template content */
 229         scroll2 = gtk_scrolled_window_new(NULL, NULL);
 230         gtk_widget_show(scroll2);
 231         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll2),
 232                                        GTK_POLICY_AUTOMATIC,
 233                                        GTK_POLICY_AUTOMATIC);
 234         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll2),
 235                                             GTK_SHADOW_IN);
 236         gtk_box_pack_start(GTK_BOX(vbox1), scroll2, TRUE, TRUE, 0);
 237
 238         text_value = gtk_text_view_new();
 239         if (prefs_common.textfont) {
 240                 PangoFontDescription *font_desc;
 241
 242                 font_desc = pango_font_description_from_string
 243                                                 (prefs_common.textfont);
 244                 if (font_desc) {
 245                         gtk_widget_modify_font(text_value, font_desc);
 246                         pango_font_description_free(font_desc);
 247                 }
 248         }
 249         gtk_widget_show(text_value);
 250         gtk_widget_set_size_request(text_value, -1, 120);
 251         gtk_container_add(GTK_CONTAINER(scroll2), text_value);
 252         gtk_text_view_set_editable(GTK_TEXT_VIEW(text_value), TRUE);
 253         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text_value), GTK_WRAP_WORD);
 254
 255         /* vbox for buttons and templates list */
 256         vbox2 = gtk_vbox_new(FALSE, 6);
 257         gtk_widget_show(vbox2);
 258         gtk_container_set_border_width(GTK_CONTAINER(vbox2), 8);
 259         gtk_paned_pack2(GTK_PANED(vpaned), vbox2, TRUE, FALSE);
 260
 261         /* register | substitute | delete */
 262         hbox2 = gtk_hbox_new(FALSE, 4);
 263         gtk_widget_show(hbox2);
 264         gtk_box_pack_start(GTK_BOX(vbox2), hbox2, FALSE, FALSE, 0);
 265
 266         arrow1 = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 267         gtk_widget_show(arrow1);
 268         gtk_box_pack_start(GTK_BOX(hbox2), arrow1, FALSE, FALSE, 0);
 269         gtk_widget_set_size_request(arrow1, -1, 16);
 270
 271         hbox3 = gtk_hbox_new(TRUE, 4);
 272         gtk_widget_show(hbox3);
 273         gtk_box_pack_start(GTK_BOX(hbox2), hbox3, FALSE, FALSE, 0);
 274
 275         reg_btn = gtk_button_new_from_stock(GTK_STOCK_ADD);
 276         gtk_widget_show(reg_btn);
 277         gtk_box_pack_start(GTK_BOX(hbox3), reg_btn, FALSE, TRUE, 0);
 278         g_signal_connect(G_OBJECT (reg_btn), "clicked",
 279                          G_CALLBACK (prefs_template_register_cb), NULL);
 280
 281         subst_btn = gtkut_get_replace_btn(_("Replace"));
 282         gtk_widget_show(subst_btn);
 283         gtk_box_pack_start(GTK_BOX(hbox3), subst_btn, FALSE, TRUE, 0);
 284         g_signal_connect(G_OBJECT(subst_btn), "clicked",
 285                          G_CALLBACK(prefs_template_substitute_cb),
 286                          NULL);
 287
 288         del_btn = gtk_button_new_from_stock(GTK_STOCK_DELETE);
 289         gtk_widget_show(del_btn);
 290         gtk_box_pack_start(GTK_BOX(hbox3), del_btn, FALSE, TRUE, 0);
 291         g_signal_connect(G_OBJECT(del_btn), "clicked",
 292                          G_CALLBACK(prefs_template_delete_cb), NULL);
 293
 294 #if GTK_CHECK_VERSION(2, 8, 0)
 295         desc_btn = gtk_button_new_from_stock(GTK_STOCK_INFO);
 296 #else
 297         desc_btn = gtk_button_new_with_label(_(" Symbols... "));
 298 #endif
 299         gtk_widget_show(desc_btn);
 300         gtk_box_pack_end(GTK_BOX(hbox2), desc_btn, FALSE, FALSE, 0);
 301         g_signal_connect(G_OBJECT(desc_btn), "clicked",
 302                          G_CALLBACK(quote_fmt_quote_description), NULL);
 303
 304         /* templates list */
 305         hbox4 = gtk_hbox_new(FALSE, 8);
 306         gtk_widget_show(hbox4);
 307         gtk_box_pack_start(GTK_BOX(vbox2), hbox4, TRUE, TRUE, 0);
 308
 309         scroll1 = gtk_scrolled_window_new(NULL, NULL);
 310         gtk_widget_show(scroll1);
 311         gtk_box_pack_start(GTK_BOX(hbox4), scroll1, TRUE, TRUE, 0);
 312         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll1),
 313                                        GTK_POLICY_AUTOMATIC,
 314                                        GTK_POLICY_AUTOMATIC);
 315
 316         vbox3 = gtk_vbox_new(FALSE, 8);
 317         gtk_widget_show(vbox3);
 318         gtk_box_pack_start(GTK_BOX(hbox4), vbox3, FALSE, FALSE, 0);
 319
 320         top_btn = gtk_button_new_from_stock(GTK_STOCK_GOTO_TOP);
 321         gtk_widget_show(top_btn);
 322         gtk_box_pack_start(GTK_BOX(vbox3), top_btn, FALSE, FALSE, 0);
 323         g_signal_connect(G_OBJECT(top_btn), "clicked",
 324                          G_CALLBACK(prefs_template_top_cb), NULL);
 325
 326         PACK_VSPACER(vbox3, spc_vbox, VSPACING_NARROW_2);
 327
 328         up_btn = gtk_button_new_from_stock(GTK_STOCK_GO_UP);
 329         gtk_widget_show(up_btn);
 330         gtk_box_pack_start (GTK_BOX(vbox3), up_btn, FALSE, FALSE, 0);
 331         g_signal_connect(G_OBJECT(up_btn), "clicked",
 332                          G_CALLBACK(prefs_template_up_cb), NULL);
 333
 334         down_btn = gtk_button_new_from_stock(GTK_STOCK_GO_DOWN);
 335         gtk_widget_show (down_btn);
 336         gtk_box_pack_start(GTK_BOX (vbox3), down_btn, FALSE, FALSE, 0);
 337         g_signal_connect(G_OBJECT (down_btn), "clicked",
 338                          G_CALLBACK(prefs_template_down_cb), NULL);
 339
 340         PACK_VSPACER(vbox3, spc_vbox, VSPACING_NARROW_2);
 341
 342         bottom_btn = gtk_button_new_from_stock(GTK_STOCK_GOTO_BOTTOM);
 343         gtk_widget_show(bottom_btn);
 344         gtk_box_pack_start(GTK_BOX(vbox3), bottom_btn, FALSE, FALSE, 0);
 345         g_signal_connect(G_OBJECT(bottom_btn), "clicked",
 346                          G_CALLBACK(prefs_template_bottom_cb), NULL);
 347
 348         list_view = prefs_template_list_view_create();
 349         gtk_widget_show(list_view);
 350         gtk_widget_set_size_request(scroll1, -1, 140);
 351         gtk_container_add(GTK_CONTAINER(scroll1), list_view);
 352
 353         /* help | cancel | ok */
 354         gtkut_stock_button_set_create_with_help(&confirm_area, &help_btn,
 355                         &cancel_btn, GTK_STOCK_CANCEL,
 356                         &ok_btn, GTK_STOCK_OK,
 357                         NULL, NULL);
 358         gtk_widget_show(confirm_area);
 359         gtk_box_pack_end(GTK_BOX(vbox2), confirm_area, FALSE, FALSE, 0);
 360         gtk_widget_grab_default(ok_btn);
 361
 362         gtk_window_set_title(GTK_WINDOW(window), _("Template configuration"));
 363
 364         g_signal_connect(G_OBJECT(window), "delete_event",
 365                          G_CALLBACK(prefs_template_deleted_cb), NULL);
 366         g_signal_connect(G_OBJECT(window), "size_allocate",
 367                          G_CALLBACK(prefs_template_size_allocate_cb), NULL);
 368         g_signal_connect(G_OBJECT(window), "key_press_event",
 369                          G_CALLBACK(prefs_template_key_pressed_cb), NULL);
 370         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 371         g_signal_connect(G_OBJECT(ok_btn), "clicked",
 372                          G_CALLBACK(prefs_template_ok_cb), NULL);
 373         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
 374                          G_CALLBACK(prefs_template_cancel_cb), NULL);
 375         g_signal_connect(G_OBJECT(help_btn), "clicked",
 376                          G_CALLBACK(manual_open_with_anchor_cb),
 377                          MANUAL_ANCHOR_TEMPLATES);
 378
 379         address_completion_start(window);
 380
 381         if (!geometry.min_height) {
 382                 geometry.min_width = 480;
 383                 geometry.min_height = 540;
 384         }
 385
 386         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 387                                       GDK_HINT_MIN_SIZE);
 388         gtk_widget_set_size_request(window, prefs_common.templateswin_width,
 389                                     prefs_common.templateswin_height);
 390
 391         templates.window = window;
 392         templates.ok_btn = ok_btn;
 393         templates.list_view = list_view;
 394         templates.text_value = text_value;
 395 }
 396
 397 static void prefs_template_window_setup(void)
 398 {
 399         GSList *tmpl_list;
 400         GSList *cur;
 401         Template *tmpl;
 402         GtkListStore *store;
 403         GtkTextBuffer *buffer;
 404
 405         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW
 406                                 (templates.list_view)));
 407
 408         manage_window_set_transient(GTK_WINDOW(templates.window));
 409         gtk_widget_grab_focus(templates.ok_btn);
 410
 411         gtk_list_store_clear(store);
 412
 413         prefs_template_list_view_insert_template(templates.list_view,
 414                                                  NULL, _("(New)"),
 415                                                  NULL);
 416
 417         tmpl_list = template_read_config();
 418
 419         for (cur = tmpl_list; cur != NULL; cur = cur->next) {
 420                 tmpl = (Template *)cur->data;
 421                 prefs_template_list_view_insert_template(templates.list_view,
 422                                                          NULL, tmpl->name,
 423                                                          tmpl);
 424         }
 425
 426         gtk_entry_set_text(GTK_ENTRY(templates.entry_name), "");
 427         gtk_entry_set_text(GTK_ENTRY(templates.entry_to), "");
 428         gtk_entry_set_text(GTK_ENTRY(templates.entry_cc), "");
 429         gtk_entry_set_text(GTK_ENTRY(templates.entry_bcc), "");
 430         gtk_entry_set_text(GTK_ENTRY(templates.entry_subject), "");
 431
 432         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(templates.text_value));
 433         gtk_text_buffer_set_text(buffer, "", -1);
 434
 435         g_slist_free(tmpl_list);
 436 }
 437
 438 static void prefs_template_clear(void)
 439 {
 440         GtkListStore *store;
 441
 442         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW
 443                                 (templates.list_view)));
 444         gtk_list_store_clear(store);
 445 }
 446
 447 static gint prefs_template_deleted_cb(GtkWidget *widget, GdkEventAny *event,
 448                                       gpointer data)
 449 {
 450         prefs_template_cancel_cb();
 451         return TRUE;
 452 }
 453
 454 static gboolean prefs_template_key_pressed_cb(GtkWidget *widget,
 455                                               GdkEventKey *event, gpointer data)
 456 {
 457         if (event && event->keyval == GDK_Escape)
 458                 prefs_template_cancel_cb();
 459         else {
 460                 GtkWidget *focused = gtkut_get_focused_child(
 461                                         GTK_CONTAINER(widget));
 462                 if (focused && GTK_IS_EDITABLE(focused)) {
 463                         modified = TRUE;
 464                 }
 465         }
 466         return FALSE;
 467 }
 468
 469 static void prefs_template_ok_cb(void)
 470 {
 471         GSList *tmpl_list;
 472
 473         if (modified && alertpanel(_("Entry not saved"),
 474                                  _("The entry was not saved. Close anyway?"),
 475                                  GTK_STOCK_CLOSE, _("+_Continue editing"),
 476                                  NULL) != G_ALERTDEFAULT) {
 477                 return;
 478         }
 479         modified = FALSE;
 480         tmpl_list = prefs_template_get_list();
 481         template_set_config(tmpl_list);
 482         compose_reflect_prefs_all();
 483         prefs_template_clear();
 484         gtk_widget_hide(templates.window);
 485         inc_unlock();
 486 }
 487
 488 static void prefs_template_cancel_cb(void)
 489 {
 490         if (modified && alertpanel(_("Entry not saved"),
 491                                  _("The entry was not saved. Close anyway?"),
 492                                  GTK_STOCK_CLOSE, _("+_Continue editing"),
 493                                  NULL) != G_ALERTDEFAULT) {
 494                 return;
 495         }
 496         modified = FALSE;
 497         prefs_template_clear();
 498         gtk_widget_hide(templates.window);
 499         inc_unlock();
 500 }
 501
 502 /*!
 503  *\brief        Request list for storage. New list is owned
 504  *              by template.c...
 505  */
 506 static GSList *prefs_template_get_list(void)
 507 {
 508         GSList *tmpl_list = NULL;
 509         Template *tmpl;
 510         GtkTreeModel *model;
 511         GtkTreeIter iter;
 512
 513         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 514         if (!gtk_tree_model_get_iter_first(model, &iter))
 515                 return NULL;
 516
 517         do {
 518                 gtk_tree_model_get(model, &iter,
 519                                    TEMPL_DATA, &tmpl,
 520                                    -1);
 521
 522                 if (tmpl) {
 523                         Template *ntmpl;
 524
 525                         ntmpl = g_new(Template, 1);
 526                         ntmpl->load_filename = NULL;
 527                         ntmpl->name    = tmpl->name && *(tmpl->name)
 528                                          ? g_strdup(tmpl->name)
 529                                          : NULL;
 530                         ntmpl->subject = tmpl->subject && *(tmpl->subject)
 531                                          ? g_strdup(tmpl->subject)
 532                                          : NULL;
 533                         ntmpl->to      = tmpl->to && *(tmpl->to)
 534                                          ? g_strdup(tmpl->to)
 535                                          : NULL;
 536                         ntmpl->cc      = tmpl->cc && *(tmpl->cc)
 537                                          ? g_strdup(tmpl->cc)
 538                                          : NULL;
 539                         ntmpl->bcc     = tmpl->bcc && *(tmpl->bcc)
 540                                          ? g_strdup(tmpl->bcc)
 541                                          : NULL;
 542                         ntmpl->value   = tmpl->value && *(tmpl->value)
 543                                          ? g_strdup(tmpl->value)
 544                                          : NULL;
 545                         tmpl_list = g_slist_append(tmpl_list, ntmpl);
 546                 }
 547
 548         } while (gtk_tree_model_iter_next(model, &iter));
 549
 550         return tmpl_list;
 551 }
 552
 553 gboolean prefs_template_string_is_valid(gchar *string)
 554 {
 555         if (string && *string != '\0') {
 556                 gchar *parsed_buf;
 557                 MsgInfo dummyinfo;
 558
 559                 memset(&dummyinfo, 0, sizeof(MsgInfo));
 560                 quote_fmt_init(&dummyinfo, NULL, NULL, TRUE, NULL);
 561                 quote_fmt_scan_string(string);
 562                 quote_fmt_parse();
 563                 parsed_buf = quote_fmt_get_buffer();
 564                 if (!parsed_buf)
 565                         return FALSE;
 566                 quote_fmt_reset_vartable();
 567         }
 568         return TRUE;
 569 }
 570
 571 static gboolean prefs_template_list_view_set_row(GtkTreeIter *row)
 572 /* return TRUE if the row could be modified */
 573 {
 574         Template *tmpl;
 575         gchar *name;
 576         gchar *subject;
 577         gchar *to;
 578         gchar *cc;
 579         gchar *bcc;
 580         gchar *value;
 581         GtkTextBuffer *buffer;
 582         GtkTextIter start, end;
 583         GtkTreeModel *model;
 584
 585         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 586
 587         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(templates.text_value));
 588         gtk_text_buffer_get_start_iter(buffer, &start);
 589         gtk_text_buffer_get_iter_at_offset(buffer, &end, -1);
 590         value = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
 591
 592         if (value && *value == '\0') {
 593                         g_free(value);
 594                 value = NULL;
 595                 }
 596         if (!prefs_template_string_is_valid(value)) {
 597                 alertpanel_error(_("Template body format error."));
 598                 g_free(value);
 599                 return FALSE;
 600         }
 601
 602         name = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_name),
 603                                       0, -1);
 604         if (*name == '\0') {
 605                 alertpanel_error(_("Template name is not set."));
 606                 return FALSE;
 607         }
 608         to = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_to),
 609                                     0, -1);
 610         cc = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_cc),
 611                                     0, -1);
 612         bcc = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_bcc),
 613                                     0, -1);
 614         subject = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_subject),
 615                                          0, -1);
 616
 617         if (to && *to == '\0') {
 618                 g_free(to);
 619                 to = NULL;
 620         }
 621         if (cc && *cc == '\0') {
 622                 g_free(cc);
 623                 cc = NULL;
 624         }
 625         if (bcc && *bcc == '\0') {
 626                 g_free(bcc);
 627                 bcc = NULL;
 628         }
 629         if (subject && *subject == '\0') {
 630                 g_free(subject);
 631                 subject = NULL;
 632         }
 633
 634         if (!prefs_template_string_is_valid(to)) {
 635                 alertpanel_error(_("Template To format error."));
 636                 g_free(to);
 637                 return FALSE;
 638         }
 639         if (!prefs_template_string_is_valid(cc)) {
 640                 alertpanel_error(_("Template Cc format error."));
 641                 g_free(cc);
 642                 return FALSE;
 643         }
 644         if (!prefs_template_string_is_valid(bcc)) {
 645                 alertpanel_error(_("Template Bcc format error."));
 646                 g_free(bcc);
 647                 return FALSE;
 648         }
 649         if (!prefs_template_string_is_valid(subject)) {
 650                 alertpanel_error(_("Template subject format error."));
 651                 g_free(subject);
 652                 return FALSE;
 653         }
 654
 655         tmpl = g_new(Template, 1);
 656         tmpl->load_filename = NULL;
 657         tmpl->name = name;
 658         tmpl->subject = subject;
 659         tmpl->to = to;
 660         tmpl->cc = cc;
 661         tmpl->bcc = bcc;
 662         tmpl->value = value;
 663
 664         prefs_template_list_view_insert_template(templates.list_view,
 665                                                  row, tmpl->name, tmpl);
 666         return TRUE;
 667 }
 668
 669 static void prefs_template_register_cb(void)
 670 {
 671         modified = !prefs_template_list_view_set_row(NULL);
 672 }
 673
 674 static void prefs_template_substitute_cb(void)
 675 {
 676         Template *tmpl;
 677         GtkTreeIter row;
 678         GtkTreeSelection *selection;
 679         GtkTreeModel *model;
 680
 681         selection = gtk_tree_view_get_selection
 682                         (GTK_TREE_VIEW(templates.list_view));
 683
 684         if (!gtk_tree_selection_get_selected(selection, &model, &row))
 685                 return;
 686
 687         gtk_tree_model_get(model, &row,
 688                            TEMPL_DATA, &tmpl,
 689                            -1);
 690
 691         if (!tmpl) return;
 692
 693         modified = !prefs_template_list_view_set_row(&row);
 694 }
 695
 696 static void prefs_template_delete_cb(void)
 697 {
 698         Template *tmpl;
 699         GtkTreeIter row;
 700         GtkTreeSelection *selection;
 701         GtkTreeModel *model;
 702
 703         selection = gtk_tree_view_get_selection
 704                         (GTK_TREE_VIEW(templates.list_view));
 705
 706         if (!gtk_tree_selection_get_selected(selection, &model, &row))
 707                 return;
 708
 709         gtk_tree_model_get(model, &row,
 710                            TEMPL_DATA, &tmpl,
 711                            -1);
 712
 713         if (!tmpl)
 714                 return;
 715
 716         if (alertpanel(_("Delete template"),
 717                        _("Do you really want to delete this template?"),
 718                        GTK_STOCK_CANCEL, GTK_STOCK_DELETE,
 719                        NULL) != G_ALERTALTERNATE)
 720                 return;
 721
 722         gtk_list_store_remove(GTK_LIST_STORE(model), &row);
 723 }
 724
 725 static void prefs_template_top_cb(void)
 726 {
 727         gint row;
 728         GtkTreeIter top, sel;
 729         GtkTreeModel *model;
 730
 731         row = gtkut_list_view_get_selected_row(templates.list_view);
 732         if (row <= 1)
 733                 return;
 734
 735         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 736
 737         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, 0)
 738         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
 739                 return;
 740
 741         gtk_list_store_move_after(GTK_LIST_STORE(model), &sel, &top);
 742         gtkut_list_view_select_row(templates.list_view, 1);
 743 }
 744
 745 static void prefs_template_up_cb(void)
 746 {
 747         gint row;
 748         GtkTreeIter top, sel;
 749         GtkTreeModel *model;
 750
 751         row = gtkut_list_view_get_selected_row(templates.list_view);
 752         if (row <= 1)
 753                 return;
 754
 755         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 756
 757         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row - 1)
 758         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row))
 759                 return;
 760
 761         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
 762         gtkut_list_view_select_row(templates.list_view, row - 1);
 763 }
 764
 765 static void prefs_template_down_cb(void)
 766 {
 767         gint row, n_rows;
 768         GtkTreeIter top, sel;
 769         GtkTreeModel *model;
 770
 771         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 772         n_rows = gtk_tree_model_iter_n_children(model, NULL);
 773         row = gtkut_list_view_get_selected_row(templates.list_view);
 774         if (row < 1 || row >= n_rows - 1)
 775                 return;
 776
 777         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
 778         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, row + 1))
 779                 return;
 780
 781         gtk_list_store_swap(GTK_LIST_STORE(model), &top, &sel);
 782         gtkut_list_view_select_row(templates.list_view, row + 1);
 783 }
 784
 785 static void prefs_template_bottom_cb(void)
 786 {
 787         gint row, n_rows;
 788         GtkTreeIter top, sel;
 789         GtkTreeModel *model;
 790
 791         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 792         n_rows = gtk_tree_model_iter_n_children(model, NULL);
 793         row = gtkut_list_view_get_selected_row(templates.list_view);
 794         if (row < 1 || row >= n_rows - 1)
 795                 return;
 796
 797         if (!gtk_tree_model_iter_nth_child(model, &top, NULL, row)
 798         ||  !gtk_tree_model_iter_nth_child(model, &sel, NULL, n_rows - 1))
 799                 return;
 800
 801         gtk_list_store_move_after(GTK_LIST_STORE(model), &top, &sel);
 802         gtkut_list_view_select_row(templates.list_view, n_rows - 1);
 803 }
 804
 805 static GtkListStore* prefs_template_create_data_store(void)
 806 {
 807         return gtk_list_store_new(N_TEMPL_COLUMNS,
 808                                   G_TYPE_STRING,
 809                                   G_TYPE_POINTER,
 810                                   G_TYPE_AUTO_POINTER,
 811                                   -1);
 812 }
 813
 814 static void prefs_template_list_view_insert_template(GtkWidget *list_view,
 815                                                      GtkTreeIter *row_iter,
 816                                                      const gchar *template,
 817                                                      Template *data)
 818 {
 819         GtkTreeIter iter;
 820         GtkTreeModel *model = gtk_tree_view_get_model
 821                                         (GTK_TREE_VIEW(list_view));
 822         GtkListStore *list_store = GTK_LIST_STORE(model);
 823         GAuto *auto_data;
 824
 825         if (row_iter == NULL) {
 826                 /* append new */
 827                 gtk_list_store_append(list_store, &iter);
 828         } else {
 829                 /* modify the existing */
 830                 iter = *row_iter;
 831         }
 832
 833         auto_data = g_auto_pointer_new_with_free(data, (GFreeFunc) template_free);
 834
 835         /* if replacing data in an existing row, the auto pointer takes care
 836          * of destroying the Template data */
 837         gtk_list_store_set(list_store, &iter,
 838                            TEMPL_TEXT, template,
 839                            TEMPL_DATA, data,
 840                            TEMPL_AUTO_DATA, auto_data,
 841                            -1);
 842
 843         g_auto_pointer_free(auto_data);
 844 }
 845
 846 static GtkWidget *prefs_template_list_view_create(void)
 847 {
 848         GtkTreeView *list_view;
 849         GtkTreeSelection *selector;
 850         GtkTreeModel *model;
 851
 852         model = GTK_TREE_MODEL(prefs_template_create_data_store());
 853         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 854         g_object_unref(model);
 855
 856         gtk_tree_view_set_rules_hint(list_view, prefs_common.use_stripes_everywhere);
 857         gtk_tree_view_set_reorderable(list_view, TRUE);
 858
 859         selector = gtk_tree_view_get_selection(list_view);
 860         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 861         gtk_tree_selection_set_select_function(selector, prefs_template_selected,
 862                                                NULL, NULL);
 863
 864         /* create the columns */
 865         prefs_template_create_list_view_columns(GTK_WIDGET(list_view));
 866
 867         return GTK_WIDGET(list_view);
 868 }
 869
 870 static void prefs_template_create_list_view_columns(GtkWidget *list_view)
 871 {
 872         GtkTreeViewColumn *column;
 873         GtkCellRenderer *renderer;
 874
 875         renderer = gtk_cell_renderer_text_new();
 876         column = gtk_tree_view_column_new_with_attributes
 877                         (_("Current templates"),
 878                          renderer,
 879                          "text", TEMPL_TEXT,
 880                          NULL);
 881         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 882 }
 883
 884 static gboolean prefs_template_selected(GtkTreeSelection *selector,
 885                                         GtkTreeModel *model,
 886                                         GtkTreePath *path,
 887                                         gboolean currently_selected,
 888                                         gpointer data)
 889 {
 890         Template *tmpl;
 891         Template tmpl_def;
 892         GtkTextBuffer *buffer;
 893         GtkTextIter iter;
 894         GtkTreeIter titer;
 895
 896         if (currently_selected)
 897                 return TRUE;
 898
 899         if (!gtk_tree_model_get_iter(model, &titer, path))
 900                 return TRUE;
 901
 902         tmpl_def.name = _("Template");
 903         tmpl_def.subject = "";
 904         tmpl_def.to = "";
 905         tmpl_def.cc = "";
 906         tmpl_def.bcc = "";
 907         tmpl_def.value = "";
 908
 909         gtk_tree_model_get(model, &titer,
 910                            TEMPL_DATA, &tmpl,
 911                            -1);
 912
 913         if (!tmpl)
 914                 tmpl = &tmpl_def;
 915
 916         gtk_entry_set_text(GTK_ENTRY(templates.entry_name), tmpl->name);
 917         gtk_entry_set_text(GTK_ENTRY(templates.entry_to),
 918                            tmpl->to ? tmpl->to : "");
 919         gtk_entry_set_text(GTK_ENTRY(templates.entry_cc),
 920                            tmpl->cc ? tmpl->cc : "");
 921         gtk_entry_set_text(GTK_ENTRY(templates.entry_bcc),
 922                            tmpl->bcc ? tmpl->bcc : "");
 923         gtk_entry_set_text(GTK_ENTRY(templates.entry_subject),
 924                            tmpl->subject ? tmpl->subject : "");
 925
 926         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(templates.text_value));
 927         gtk_text_buffer_set_text(buffer, "", -1);
 928         gtk_text_buffer_get_start_iter(buffer, &iter);
 929         gtk_text_buffer_insert(buffer, &iter, tmpl->value, -1);
 930
 931         return TRUE;
 932 }