src/prefs_template.c

   1 /*
   2  * Sylpheed templates subsystem
   3  * Copyright (C) 2001 Alexander Barinov
   4  * Copyright (C) 2001-2005 Hiroyuki Yamamoto
   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 "inc.h"
  34 #include "utils.h"
  35 #include "gtkutils.h"
  36 #include "alertpanel.h"
  37 #include "manage_window.h"
  38 #include "compose.h"
  39 #include "addr_compl.h"
  40 #include "quote_fmt.h"
  41 #include "prefs_common.h"
  42
  43 enum {
  44         TEMPL_TEXT,
  45         TEMPL_DATA,
  46         TEMPL_AUTO_DATA,        /*!< auto pointer */
  47         N_TEMPL_COLUMNS
  48 };
  49
  50 static struct Templates {
  51         GtkWidget *window;
  52         GtkWidget *ok_btn;
  53         GtkWidget *list_view;
  54         GtkWidget *entry_name;
  55         GtkWidget *entry_subject;
  56         GtkWidget *entry_to;
  57         GtkWidget *entry_cc;
  58         GtkWidget *entry_bcc;
  59         GtkWidget *text_value;
  60 } templates;
  61
  62 static int modified = FALSE;
  63
  64 /* widget creating functions */
  65 static void prefs_template_window_create        (void);
  66 static void prefs_template_window_setup         (void);
  67 static void prefs_template_clear                (void);
  68
  69 static GSList *prefs_template_get_list          (void);
  70
  71 /* callbacks */
  72 static gint prefs_template_deleted_cb           (GtkWidget      *widget,
  73                                                  GdkEventAny    *event,
  74                                                  gpointer        data);
  75 static gboolean prefs_template_key_pressed_cb   (GtkWidget      *widget,
  76                                                  GdkEventKey    *event,
  77                                                  gpointer        data);
  78 static void prefs_template_cancel_cb            (void);
  79 static void prefs_template_ok_cb                (void);
  80 static void prefs_template_register_cb          (void);
  81 static void prefs_template_substitute_cb        (void);
  82 static void prefs_template_delete_cb            (void);
  83
  84 static GtkListStore* prefs_template_create_data_store   (void);
  85 static void prefs_template_list_view_insert_template    (GtkWidget *list_view,
  86                                                          GtkTreeIter *row_iter,
  87                                                          const gchar *template,
  88                                                          Template *data,
  89                                                          gboolean sorted);
  90 static GtkWidget *prefs_template_list_view_create       (void);
  91 static void prefs_template_create_list_view_columns     (GtkWidget *list_view);
  92 static gboolean prefs_template_selected                 (GtkTreeSelection *selector,
  93                                                          GtkTreeModel *model,
  94                                                          GtkTreePath *path,
  95                                                          gboolean currently_selected,
  96                                                          gpointer data);
  97
  98 /* Called from mainwindow.c */
  99 void prefs_template_open(void)
 100 {
 101         inc_lock();
 102
 103         if (!templates.window)
 104                 prefs_template_window_create();
 105
 106         prefs_template_window_setup();
 107         gtk_widget_show(templates.window);
 108 }
 109
 110 /*!
 111  *\brief        Save Gtk object size to prefs dataset
 112  */
 113 static void prefs_template_size_allocate_cb(GtkWidget *widget,
 114                                          GtkAllocation *allocation)
 115 {
 116         g_return_if_fail(allocation != NULL);
 117
 118         prefs_common.templateswin_width = allocation->width;
 119         prefs_common.templateswin_height = allocation->height;
 120 }
 121
 122 #define ADD_ENTRY(entry, str, row) \
 123 { \
 124         label1 = gtk_label_new(str); \
 125         gtk_widget_show(label1); \
 126         gtk_table_attach(GTK_TABLE(table), label1, 0, 1, row, (row + 1), \
 127                          GTK_FILL, 0, 0, 0); \
 128         gtk_misc_set_alignment(GTK_MISC(label1), 1, 0.5); \
 129  \
 130         entry = gtk_entry_new(); \
 131         gtk_widget_show(entry); \
 132         gtk_table_attach(GTK_TABLE(table), entry, 1, 2, row, (row + 1), \
 133                          GTK_EXPAND|GTK_SHRINK|GTK_FILL, 0, 0, 0); \
 134 }
 135
 136 static void prefs_template_window_create(void)
 137 {
 138         /* window structure ;) */
 139         GtkWidget *window;
 140         GtkWidget   *vpaned;
 141         GtkWidget     *vbox1;
 142         GtkWidget       *hbox1;
 143         GtkWidget         *label1;
 144         GtkWidget         *entry_name;
 145         GtkWidget       *table;
 146         GtkWidget         *entry_to;
 147         GtkWidget         *entry_cc;
 148         GtkWidget         *entry_bcc;
 149         GtkWidget         *entry_subject;
 150         GtkWidget       *scroll2;
 151         GtkWidget         *text_value;
 152         GtkWidget     *vbox2;
 153         GtkWidget       *hbox2;
 154         GtkWidget         *arrow1;
 155         GtkWidget         *hbox3;
 156         GtkWidget           *reg_btn;
 157         GtkWidget           *subst_btn;
 158         GtkWidget           *del_btn;
 159         GtkWidget         *desc_btn;
 160         GtkWidget       *scroll1;
 161         GtkWidget         *list_view;
 162         GtkWidget       *confirm_area;
 163         GtkWidget         *ok_btn;
 164         GtkWidget         *cancel_btn;
 165         static GdkGeometry geometry;
 166
 167         debug_print("Creating templates configuration window...\n");
 168
 169         /* main window */
 170         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 171         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 172         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 173         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 174
 175         /* vpaned to separate template settings from templates list */
 176         vpaned = gtk_vpaned_new();
 177         gtk_widget_show(vpaned);
 178         gtk_container_add(GTK_CONTAINER(window), vpaned);
 179
 180         /* vbox to handle template name and content */
 181         vbox1 = gtk_vbox_new(FALSE, 6);
 182         gtk_widget_show(vbox1);
 183         gtk_container_set_border_width(GTK_CONTAINER(vbox1), 8);
 184         gtk_paned_pack1(GTK_PANED(vpaned), vbox1, FALSE, FALSE);
 185
 186         hbox1 = gtk_hbox_new(FALSE, 8);
 187         gtk_widget_show(hbox1);
 188         gtk_box_pack_start(GTK_BOX(vbox1), hbox1, FALSE, FALSE, 0);
 189
 190         label1 = gtk_label_new(_("Template name"));
 191         gtk_widget_show(label1);
 192         gtk_box_pack_start(GTK_BOX(hbox1), label1, FALSE, FALSE, 0);
 193
 194         entry_name = gtk_entry_new();
 195         gtk_widget_show(entry_name);
 196         gtk_box_pack_start(GTK_BOX(hbox1), entry_name, TRUE, TRUE, 0);
 197
 198         /* table for headers */
 199         table = gtk_table_new(2, 2, FALSE);
 200         gtk_widget_show(table);
 201         gtk_box_pack_start(GTK_BOX(vbox1), table, FALSE, FALSE, 0);
 202         gtk_table_set_row_spacings(GTK_TABLE(table), 4);
 203         gtk_table_set_col_spacings(GTK_TABLE(table), 4);
 204
 205         ADD_ENTRY(entry_to, _("To:"), 0);
 206         address_completion_register_entry(GTK_ENTRY(entry_to));
 207         ADD_ENTRY(entry_cc, _("Cc:"), 1)
 208         ADD_ENTRY(entry_bcc, _("Bcc:"), 2)
 209         ADD_ENTRY(entry_subject, _("Subject:"), 3);
 210
 211 #undef ADD_ENTRY
 212
 213         /* template content */
 214         scroll2 = gtk_scrolled_window_new(NULL, NULL);
 215         gtk_widget_show(scroll2);
 216         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll2),
 217                                        GTK_POLICY_AUTOMATIC,
 218                                        GTK_POLICY_AUTOMATIC);
 219         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll2),
 220                                             GTK_SHADOW_IN);
 221         gtk_box_pack_start(GTK_BOX(vbox1), scroll2, TRUE, TRUE, 0);
 222
 223         text_value = gtk_text_view_new();
 224         gtk_widget_show(text_value);
 225         gtk_widget_set_size_request(text_value, -1, 120);
 226         gtk_container_add(GTK_CONTAINER(scroll2), text_value);
 227         gtk_text_view_set_editable(GTK_TEXT_VIEW(text_value), TRUE);
 228         gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text_value), GTK_WRAP_WORD);
 229
 230         /* vbox for buttons and templates list */
 231         vbox2 = gtk_vbox_new(FALSE, 6);
 232         gtk_widget_show(vbox2);
 233         gtk_container_set_border_width(GTK_CONTAINER(vbox2), 8);
 234         gtk_paned_pack2(GTK_PANED(vpaned), vbox2, TRUE, FALSE);
 235
 236         /* register | substitute | delete */
 237         hbox2 = gtk_hbox_new(FALSE, 4);
 238         gtk_widget_show(hbox2);
 239         gtk_box_pack_start(GTK_BOX(vbox2), hbox2, FALSE, FALSE, 0);
 240
 241         arrow1 = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 242         gtk_widget_show(arrow1);
 243         gtk_box_pack_start(GTK_BOX(hbox2), arrow1, FALSE, FALSE, 0);
 244         gtk_widget_set_size_request(arrow1, -1, 16);
 245
 246         hbox3 = gtk_hbox_new(TRUE, 4);
 247         gtk_widget_show(hbox3);
 248         gtk_box_pack_start(GTK_BOX(hbox2), hbox3, FALSE, FALSE, 0);
 249
 250         reg_btn = gtk_button_new_from_stock(GTK_STOCK_ADD);
 251         gtk_widget_show(reg_btn);
 252         gtk_box_pack_start(GTK_BOX(hbox3), reg_btn, FALSE, TRUE, 0);
 253         g_signal_connect(G_OBJECT (reg_btn), "clicked",
 254                          G_CALLBACK (prefs_template_register_cb), NULL);
 255
 256         subst_btn = gtk_button_new_with_label(_("  Replace  "));
 257         gtk_widget_show(subst_btn);
 258         gtk_box_pack_start(GTK_BOX(hbox3), subst_btn, FALSE, TRUE, 0);
 259         g_signal_connect(G_OBJECT(subst_btn), "clicked",
 260                          G_CALLBACK(prefs_template_substitute_cb),
 261                          NULL);
 262
 263         del_btn = gtk_button_new_from_stock(GTK_STOCK_DELETE);
 264         gtk_widget_show(del_btn);
 265         gtk_box_pack_start(GTK_BOX(hbox3), del_btn, FALSE, TRUE, 0);
 266         g_signal_connect(G_OBJECT(del_btn), "clicked",
 267                          G_CALLBACK(prefs_template_delete_cb), NULL);
 268
 269         desc_btn = gtk_button_new_with_label(_(" Symbols... "));
 270         gtk_widget_show(desc_btn);
 271         gtk_box_pack_end(GTK_BOX(hbox2), desc_btn, FALSE, FALSE, 0);
 272         g_signal_connect(G_OBJECT(desc_btn), "clicked",
 273                          G_CALLBACK(quote_fmt_quote_description), NULL);
 274
 275         /* templates list */
 276         scroll1 = gtk_scrolled_window_new(NULL, NULL);
 277         gtk_widget_show(scroll1);
 278         gtk_box_pack_start(GTK_BOX(vbox2), scroll1, TRUE, TRUE, 0);
 279         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll1),
 280                                        GTK_POLICY_AUTOMATIC,
 281                                        GTK_POLICY_AUTOMATIC);
 282
 283         list_view = prefs_template_list_view_create();
 284         gtk_widget_show(list_view);
 285         gtk_widget_set_size_request(scroll1, -1, 140);
 286         gtk_container_add(GTK_CONTAINER(scroll1), list_view);
 287
 288         /* ok | cancel */
 289         gtkut_stock_button_set_create(&confirm_area, &ok_btn, GTK_STOCK_OK,
 290                                 &cancel_btn, GTK_STOCK_CANCEL, NULL, NULL);
 291         gtk_widget_show(confirm_area);
 292         gtk_box_pack_end(GTK_BOX(vbox2), confirm_area, FALSE, FALSE, 0);
 293         gtk_widget_grab_default(ok_btn);
 294
 295         gtk_window_set_title(GTK_WINDOW(window), _("Template configuration"));
 296
 297         g_signal_connect(G_OBJECT(window), "delete_event",
 298                          G_CALLBACK(prefs_template_deleted_cb), NULL);
 299         g_signal_connect(G_OBJECT(window), "size_allocate",
 300                          G_CALLBACK(prefs_template_size_allocate_cb), NULL);
 301         g_signal_connect(G_OBJECT(window), "key_press_event",
 302                          G_CALLBACK(prefs_template_key_pressed_cb), NULL);
 303         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 304         g_signal_connect(G_OBJECT(ok_btn), "clicked",
 305                          G_CALLBACK(prefs_template_ok_cb), NULL);
 306         g_signal_connect(G_OBJECT(cancel_btn), "clicked",
 307                          G_CALLBACK(prefs_template_cancel_cb), NULL);
 308
 309         address_completion_start(window);
 310
 311         if (!geometry.min_height) {
 312                 geometry.min_width = 440;
 313                 geometry.min_height = 500;
 314         }
 315
 316         gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &geometry,
 317                                       GDK_HINT_MIN_SIZE);
 318         gtk_widget_set_size_request(window, prefs_common.templateswin_width,
 319                                     prefs_common.templateswin_height);
 320
 321         templates.window = window;
 322         templates.ok_btn = ok_btn;
 323         templates.list_view = list_view;
 324         templates.entry_name = entry_name;
 325         templates.entry_subject = entry_subject;
 326         templates.entry_to = entry_to;
 327         templates.entry_cc = entry_cc;
 328         templates.entry_bcc = entry_bcc;
 329         templates.text_value = text_value;
 330 }
 331
 332 static void prefs_template_window_setup(void)
 333 {
 334         GSList *tmpl_list;
 335         GSList *cur;
 336         Template *tmpl;
 337         GtkListStore *store;
 338
 339         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW
 340                                 (templates.list_view)));
 341
 342         manage_window_set_transient(GTK_WINDOW(templates.window));
 343         gtk_widget_grab_focus(templates.ok_btn);
 344
 345         gtk_list_store_clear(store);
 346
 347         prefs_template_list_view_insert_template(templates.list_view,
 348                                                  NULL, _("(New)"),
 349                                                  NULL, FALSE);
 350
 351         tmpl_list = template_read_config();
 352
 353         for (cur = tmpl_list; cur != NULL; cur = cur->next) {
 354                 tmpl = (Template *)cur->data;
 355                 prefs_template_list_view_insert_template(templates.list_view,
 356                                                          NULL, tmpl->name,
 357                                                          tmpl, FALSE);
 358         }
 359
 360         g_slist_free(tmpl_list);
 361 }
 362
 363 static void prefs_template_clear(void)
 364 {
 365         GtkListStore *store;
 366
 367         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW
 368                                 (templates.list_view)));
 369         gtk_list_store_clear(store);
 370 }
 371
 372 static gint prefs_template_deleted_cb(GtkWidget *widget, GdkEventAny *event,
 373                                       gpointer data)
 374 {
 375         prefs_template_cancel_cb();
 376         return TRUE;
 377 }
 378
 379 static gboolean prefs_template_key_pressed_cb(GtkWidget *widget,
 380                                               GdkEventKey *event, gpointer data)
 381 {
 382         if (event && event->keyval == GDK_Escape)
 383                 prefs_template_cancel_cb();
 384         else {
 385                 GtkWidget *focused = gtkut_get_focused_child(
 386                                         GTK_CONTAINER(widget));
 387                 if (focused && GTK_IS_EDITABLE(focused)) {
 388                         modified = TRUE;
 389                 }
 390         }
 391         return FALSE;
 392 }
 393
 394 static void prefs_template_ok_cb(void)
 395 {
 396         GSList *tmpl_list;
 397
 398         if (modified && alertpanel(_("Entry not saved"),
 399                                  _("The entry was not saved. Close anyway?"),
 400                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT) {
 401                 return;
 402         }
 403         modified = FALSE;
 404         tmpl_list = prefs_template_get_list();
 405         template_set_config(tmpl_list);
 406         compose_reflect_prefs_all();
 407         prefs_template_clear();
 408         gtk_widget_hide(templates.window);
 409         inc_unlock();
 410 }
 411
 412 static void prefs_template_cancel_cb(void)
 413 {
 414         if (modified && alertpanel(_("Entry not saved"),
 415                                  _("The entry was not saved. Close anyway?"),
 416                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT) {
 417                 return;
 418         }
 419         modified = FALSE;
 420         prefs_template_clear();
 421         gtk_widget_hide(templates.window);
 422         inc_unlock();
 423 }
 424
 425 /*!
 426  *\brief        Request list for storage. New list is owned
 427  *              by template.c...
 428  */
 429 static GSList *prefs_template_get_list(void)
 430 {
 431         GSList *tmpl_list = NULL;
 432         Template *tmpl;
 433         GtkTreeModel *model;
 434         GtkTreeIter iter;
 435
 436         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 437         if (!gtk_tree_model_get_iter_first(model, &iter))
 438                 return NULL;
 439
 440         do {
 441                 gtk_tree_model_get(model, &iter,
 442                                    TEMPL_DATA, &tmpl,
 443                                    -1);
 444
 445                 if (tmpl) {
 446                         Template *ntmpl;
 447
 448                         ntmpl = g_new(Template, 1);
 449                         ntmpl->name    = tmpl->name && *(tmpl->name)
 450                                          ? g_strdup(tmpl->name)
 451                                          : NULL;
 452                         ntmpl->subject = tmpl->subject && *(tmpl->subject)
 453                                          ? g_strdup(tmpl->subject)
 454                                          : NULL;
 455                         ntmpl->to      = tmpl->to && *(tmpl->to)
 456                                          ? g_strdup(tmpl->to)
 457                                          : NULL;
 458                         ntmpl->cc      = tmpl->cc && *(tmpl->cc)
 459                                          ? g_strdup(tmpl->cc)
 460                                          : NULL;
 461                         ntmpl->bcc     = tmpl->bcc && *(tmpl->bcc)
 462                                          ? g_strdup(tmpl->bcc)
 463                                          : NULL;
 464                         ntmpl->value   = tmpl->value && *(tmpl->value)
 465                                          ? g_strdup(tmpl->value)
 466                                          : NULL;
 467                         tmpl_list = g_slist_append(tmpl_list, ntmpl);
 468                 }
 469
 470         } while (gtk_tree_model_iter_next(model, &iter));
 471
 472         return tmpl_list;
 473 }
 474
 475 static gboolean prefs_template_list_view_set_row(GtkTreeIter *row)
 476 /* return TRUE if the row could be modified */
 477 {
 478         Template *tmpl;
 479         gchar *name;
 480         gchar *subject;
 481         gchar *to;
 482         gchar *cc;
 483         gchar *bcc;
 484         gchar *value;
 485         GtkTextBuffer *buffer;
 486         GtkTextIter start, end;
 487         GtkTreeModel *model;
 488
 489         model = gtk_tree_view_get_model(GTK_TREE_VIEW(templates.list_view));
 490
 491         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(templates.text_value));
 492         gtk_text_buffer_get_start_iter(buffer, &start);
 493         gtk_text_buffer_get_iter_at_offset(buffer, &end, -1);
 494         value = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
 495
 496         if (value && *value != '\0') {
 497                 gchar *parsed_buf;
 498                 MsgInfo dummyinfo;
 499
 500                 memset(&dummyinfo, 0, sizeof(MsgInfo));
 501                 quote_fmt_init(&dummyinfo, NULL, NULL, TRUE);
 502                 quote_fmt_scan_string(value);
 503                 quote_fmt_parse();
 504                 parsed_buf = quote_fmt_get_buffer();
 505                 if (!parsed_buf) {
 506                         alertpanel_error(_("Template format error."));
 507                         g_free(value);
 508                         return FALSE;
 509                 }
 510         }
 511
 512         name = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_name),
 513                                       0, -1);
 514         if (name[0] == '\0') {
 515                 alertpanel_error(_("Template name is not set."));
 516                 return FALSE;
 517         }
 518         subject = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_subject),
 519                                          0, -1);
 520         to = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_to),
 521                                     0, -1);
 522         cc = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_cc),
 523                                     0, -1);
 524         bcc = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_bcc),
 525                                     0, -1);
 526
 527         if (subject && *subject == '\0') {
 528                 g_free(subject);
 529                 subject = NULL;
 530         }
 531         if (to && *to == '\0') {
 532                 g_free(to);
 533                 to = NULL;
 534         }
 535         if (cc && *cc == '\0') {
 536                 g_free(cc);
 537                 cc = NULL;
 538         }
 539         if (bcc && *bcc == '\0') {
 540                 g_free(bcc);
 541                 bcc = NULL;
 542         }
 543
 544         tmpl = g_new(Template, 1);
 545         tmpl->name = name;
 546         tmpl->subject = subject;
 547         tmpl->to = to;
 548         tmpl->cc = cc;
 549         tmpl->bcc = bcc;
 550         tmpl->value = value;
 551
 552         prefs_template_list_view_insert_template(templates.list_view,
 553                                                  row, tmpl->name, tmpl, TRUE);
 554         return TRUE;
 555 }
 556
 557 static void prefs_template_register_cb(void)
 558 {
 559         modified = !prefs_template_list_view_set_row(NULL);
 560 }
 561
 562 static void prefs_template_substitute_cb(void)
 563 {
 564         Template *tmpl;
 565         GtkTreeIter row;
 566         GtkTreeSelection *selection;
 567         GtkTreeModel *model;
 568
 569         selection = gtk_tree_view_get_selection
 570                         (GTK_TREE_VIEW(templates.list_view));
 571
 572         if (!gtk_tree_selection_get_selected(selection, &model, &row))
 573                 return;
 574
 575         gtk_tree_model_get(model, &row,
 576                            TEMPL_DATA, &tmpl,
 577                            -1);
 578
 579         if (!tmpl) return;
 580
 581         modified = !prefs_template_list_view_set_row(&row);
 582 }
 583
 584 static void prefs_template_delete_cb(void)
 585 {
 586         Template *tmpl;
 587         GtkTreeIter row;
 588         GtkTreeSelection *selection;
 589         GtkTreeModel *model;
 590
 591         selection = gtk_tree_view_get_selection
 592                         (GTK_TREE_VIEW(templates.list_view));
 593
 594         if (!gtk_tree_selection_get_selected(selection, &model, &row))
 595                 return;
 596
 597         gtk_tree_model_get(model, &row,
 598                            TEMPL_DATA, &tmpl,
 599                            -1);
 600
 601         if (!tmpl)
 602                 return;
 603
 604         if (alertpanel(_("Delete template"),
 605                        _("Do you really want to delete this template?"),
 606                        GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT)
 607                 return;
 608
 609         gtk_list_store_remove(GTK_LIST_STORE(model), &row);
 610 }
 611
 612 static GtkListStore* prefs_template_create_data_store(void)
 613 {
 614         return gtk_list_store_new(N_TEMPL_COLUMNS,
 615                                   G_TYPE_STRING,
 616                                   G_TYPE_POINTER,
 617                                   G_TYPE_AUTO_POINTER,
 618                                   -1);
 619 }
 620
 621 static gboolean prefs_template_list_view_find_insertion_point(GtkTreeModel* model,
 622                                                         const gchar* template,
 623                                                         GtkTreeIter* iter)
 624 {
 625         GtkTreeIter i;
 626         gchar *text = NULL;
 627
 628         if ((gtk_tree_model_get_iter_first(model, &i))) {
 629                 for ( ; gtk_tree_model_iter_next(model, &i); ) {
 630                         gtk_tree_model_get(model, &i, TEMPL_TEXT, &text, -1);
 631                         if (strcmp(text, template) >= 0) {
 632                                 g_free(text);
 633                                 *iter = i;
 634                                 return TRUE;
 635                         }
 636                         g_free(text);
 637                 }
 638         }
 639         /* cannot add before (need to append) */
 640         return FALSE;
 641 }
 642
 643 static void prefs_template_list_view_insert_template(GtkWidget *list_view,
 644                                                      GtkTreeIter *row_iter,
 645                                                      const gchar *template,
 646                                                      Template *data,
 647                                                          gboolean sorted)
 648 {
 649         GtkTreeIter iter;
 650         GtkTreeModel *model = gtk_tree_view_get_model
 651                                         (GTK_TREE_VIEW(list_view));
 652         GtkListStore *list_store = GTK_LIST_STORE(model);
 653         GAuto *auto_data;
 654
 655         if (row_iter == NULL) {
 656                 if (sorted) {
 657                         GtkTreeIter insertion_point;
 658
 659                         /* insert sorted */
 660                         if (prefs_template_list_view_find_insertion_point(model,
 661                                         template, &insertion_point)) {
 662                                 gtk_list_store_insert_before(list_store, &iter,
 663                                                 &insertion_point);
 664                         } else {
 665                                 gtk_list_store_append(list_store, &iter);
 666                         }
 667                 } else {
 668                         /* append new */
 669                         gtk_list_store_append(list_store, &iter);
 670                 }
 671         } else {
 672                 /* modify the existing */
 673                 iter = *row_iter;
 674
 675                 if (sorted) {
 676                         GtkTreeIter insertion_point;
 677                         gchar *text = NULL;
 678
 679                         /* force re-sorting if template's name changed */
 680                         gtk_tree_model_get(model, row_iter, TEMPL_TEXT, &text, -1);
 681                         if (strcmp(text, template) != 0) {
 682
 683                                 /* move the modified template */
 684                                 if (prefs_template_list_view_find_insertion_point(model,
 685                                                 template, &insertion_point)) {
 686                                         gtk_list_store_move_before(list_store, row_iter,
 687                                                         &insertion_point);
 688                                 } else {
 689                                         /* move to the end */
 690                                         gtk_list_store_move_before(list_store, row_iter,
 691                                                         NULL);
 692                                 }
 693                         }
 694                         g_free(text);
 695                 }
 696         }
 697
 698         auto_data = g_auto_pointer_new_with_free(data, (GFreeFunc) template_free);
 699
 700         /* if replacing data in an existing row, the auto pointer takes care
 701          * of destroying the Template data */
 702         gtk_list_store_set(list_store, &iter,
 703                            TEMPL_TEXT, template,
 704                            TEMPL_DATA, data,
 705                            TEMPL_AUTO_DATA, auto_data,
 706                            -1);
 707
 708         g_auto_pointer_free(auto_data);
 709 }
 710
 711 static GtkWidget *prefs_template_list_view_create(void)
 712 {
 713         GtkTreeView *list_view;
 714         GtkTreeSelection *selector;
 715         GtkTreeModel *model;
 716
 717         model = GTK_TREE_MODEL(prefs_template_create_data_store());
 718         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 719         g_object_unref(model);
 720
 721         gtk_tree_view_set_rules_hint(list_view, prefs_common.enable_rules_hint);
 722
 723         selector = gtk_tree_view_get_selection(list_view);
 724         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 725         gtk_tree_selection_set_select_function(selector, prefs_template_selected,
 726                                                NULL, NULL);
 727
 728         /* create the columns */
 729         prefs_template_create_list_view_columns(GTK_WIDGET(list_view));
 730
 731         return GTK_WIDGET(list_view);
 732 }
 733
 734 static void prefs_template_create_list_view_columns(GtkWidget *list_view)
 735 {
 736         GtkTreeViewColumn *column;
 737         GtkCellRenderer *renderer;
 738
 739         renderer = gtk_cell_renderer_text_new();
 740         column = gtk_tree_view_column_new_with_attributes
 741                         (_("Current templates"),
 742                          renderer,
 743                          "text", TEMPL_TEXT,
 744                          NULL);
 745         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 746 }
 747
 748 static gboolean prefs_template_selected(GtkTreeSelection *selector,
 749                                         GtkTreeModel *model,
 750                                         GtkTreePath *path,
 751                                         gboolean currently_selected,
 752                                         gpointer data)
 753 {
 754         Template *tmpl;
 755         Template tmpl_def;
 756         GtkTextBuffer *buffer;
 757         GtkTextIter iter;
 758         GtkTreeIter titer;
 759
 760         if (currently_selected)
 761                 return TRUE;
 762
 763         if (!gtk_tree_model_get_iter(model, &titer, path))
 764                 return TRUE;
 765
 766         tmpl_def.name = _("Template");
 767         tmpl_def.subject = "";
 768         tmpl_def.to = "";
 769         tmpl_def.cc = "";
 770         tmpl_def.bcc = "";
 771         tmpl_def.value = "";
 772
 773         gtk_tree_model_get(model, &titer,
 774                            TEMPL_DATA, &tmpl,
 775                            -1);
 776
 777         if (!tmpl)
 778                 tmpl = &tmpl_def;
 779
 780         gtk_entry_set_text(GTK_ENTRY(templates.entry_name), tmpl->name);
 781         gtk_entry_set_text(GTK_ENTRY(templates.entry_to),
 782                            tmpl->to ? tmpl->to : "");
 783         gtk_entry_set_text(GTK_ENTRY(templates.entry_cc),
 784                            tmpl->cc ? tmpl->cc : "");
 785         gtk_entry_set_text(GTK_ENTRY(templates.entry_bcc),
 786                            tmpl->bcc ? tmpl->bcc : "");
 787         gtk_entry_set_text(GTK_ENTRY(templates.entry_subject),
 788                            tmpl->subject ? tmpl->subject : "");
 789
 790         buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(templates.text_value));
 791         gtk_text_buffer_set_text(buffer, "", -1);
 792         gtk_text_buffer_get_start_iter(buffer, &iter);
 793         gtk_text_buffer_insert(buffer, &iter, tmpl->value, -1);
 794
 795         return TRUE;
 796 }