plugins/htmlchars.c

   1 /*
   2  *      htmlchars.c - this file is part of Geany, a fast and lightweight IDE
   3  *
   4  *      Copyright 2009-2012 Frank Lanitz <frank(at)frank(dot)uvena(dot)de>
   5  *      Copyright 2006-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
   6  *      Copyright 2007-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
   7  *
   8  *      This program is free software; you can redistribute it and/or modify
   9  *      it under the terms of the GNU General Public License as published by
  10  *      the Free Software Foundation; either version 2 of the License, or
  11  *      (at your option) any later version.
  12  *
  13  *      This program is distributed in the hope that it will be useful,
  14  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *      GNU General Public License for more details.
  17  *
  18  *      You should have received a copy of the GNU General Public License along
  19  *      with this program; if not, write to the Free Software Foundation, Inc.,
  20  *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  21  */
  22
  23 /* HTML Characters plugin (Inserts HTML character entities like '&amp;') */
  24
  25 #ifdef HAVE_CONFIG_H
  26 #       include "config.h"
  27 #endif
  28
  29 #include "geanyplugin.h"
  30 #include <string.h>
  31 #include "SciLexer.h"
  32
  33
  34 GeanyData               *geany_data;
  35
  36
  37 PLUGIN_VERSION_CHECK(GEANY_API_VERSION)
  38
  39 PLUGIN_SET_INFO(_("HTML Characters"), _("Inserts HTML character entities like '&amp;'."), VERSION,
  40         _("The Geany developer team"))
  41
  42
  43 /* Keybinding(s) */
  44 enum
  45 {
  46         KB_INSERT_HTML_CHARS,
  47         KB_REPLACE_HTML_ENTITIES,
  48         KB_HTMLTOGGLE_ACTIVE,
  49         KB_COUNT
  50 };
  51
  52 PLUGIN_KEY_GROUP(html_chars, KB_COUNT)
  53
  54
  55 enum
  56 {
  57         COLUMN_CHARACTER,
  58         COLUMN_HTML_NAME,
  59         N_COLUMNS
  60 };
  61
  62 static GtkWidget *main_menu_item = NULL;
  63 static GtkWidget *main_menu = NULL;
  64 static GtkWidget *main_menu_submenu = NULL;
  65 static GtkWidget *menu_bulk_replace = NULL;
  66 static GtkWidget *sc_dialog = NULL;
  67 static GtkTreeStore *sc_store = NULL;
  68 static GtkTreeView *sc_tree = NULL;
  69 static GtkWidget *menu_htmltoggle = NULL;
  70 static gboolean plugin_active = FALSE;
  71
  72 /* Configuration file */
  73 static gchar *config_file = NULL;
  74
  75 const gchar *chars[][2] ={
  76         { N_("HTML characters"), NULL },
  77         { "\"", "&quot;" },
  78         { "&", "&amp;" },
  79         { "<", "&lt;" },
  80         { ">", "&gt;" },
  81
  82         { N_("ISO 8859-1 characters"), NULL },
  83         { " ", "&nbsp;" },
  84         { "¡", "&iexcl;" },
  85         { "¢", "&cent;" },
  86         { "£", "&pound;" },
  87         { "¤", "&curren;" },
  88         { "¥", "&yen;" },
  89         { "¦", "&brvbar;" },
  90         { "§", "&sect;" },
  91         { "¨", "&uml;" },
  92         { "©", "&copy;" },
  93         { "®", "&reg;" },
  94         { "«", "&laquo;" },
  95         { "»", "&raquo;" },
  96         { "¬", "&not;" },
  97         { " ", "&shy;" },
  98         { "¯", "&macr;" },
  99         { "°", "&deg;" },
 100         { "±", "&plusmn;" },
 101         { "¹", "&sup1;" },
 102         { "²", "&sup2;" },
 103         { "³", "&sup3;" },
 104         { "¼", "&frac14;" },
 105         { "½", "&frac12;" },
 106         { "¾", "&frac34;" },
 107         { "×", "&times;" },
 108         { "÷", "&divide;" },
 109         { "´", "&acute;" },
 110         { "µ", "&micro;" },
 111         { "¶", "&para;" },
 112         { "·", "&middot;" },
 113         { "¸", "&cedil;" },
 114         { "ª", "&ordf;" },
 115         { "º", "&ordm;" },
 116         { "¿", "&iquest;" },
 117         { "À", "&Agrave;" },
 118         { "Á", "&Aacute;" },
 119         { "Â", "&Acirc;" },
 120         { "Ã", "&Atilde;" },
 121         { "Ä", "&Auml;" },
 122         { "Å", "&Aring;" },
 123         { "Æ", "&AElig;" },
 124         { "Ç", "&Ccedil;" },
 125         { "È", "&Egrave;" },
 126         { "É", "&Eacute;" },
 127         { "Ê", "&Ecirc;" },
 128         { "Ë", "&Euml;" },
 129         { "Ì", "&Igrave;" },
 130         { "Í", "&Iacute;" },
 131         { "Î", "&Icirc;" },
 132         { "Ï", "&Iuml;" },
 133         { "Ð", "&ETH;" },
 134         { "Ñ", "&Ntilde;" },
 135         { "Ò", "&Ograve;" },
 136         { "Ó", "&Oacute;" },
 137         { "Ô", "&Ocirc;" },
 138         { "Õ", "&Otilde;" },
 139         { "Ö", "&Ouml;" },
 140         { "Ø", "&Oslash;" },
 141         { "Ù", "&Ugrave;" },
 142         { "Ú", "&Uacute;" },
 143         { "Û", "&Ucirc;" },
 144         { "Ü", "&Uuml;" },
 145         { "Ý", "&Yacute;" },
 146         { "Þ", "&THORN;" },
 147         { "ß", "&szlig;" },
 148         { "à", "&agrave;" },
 149         { "á", "&aacute;" },
 150         { "â", "&acirc;" },
 151         { "ã", "&atilde;" },
 152         { "ä", "&auml;" },
 153         { "å", "&aring;" },
 154         { "æ", "&aelig;" },
 155         { "ç", "&ccedil;" },
 156         { "è", "&egrave;" },
 157         { "é", "&eacute;" },
 158         { "ê", "&ecirc;" },
 159         { "ë", "&euml;" },
 160         { "ì", "&igrave;" },
 161         { "í", "&iacute;" },
 162         { "î", "&icirc;" },
 163         { "ï", "&iuml;" },
 164         { "ð", "&eth;" },
 165         { "ñ", "&ntilde;" },
 166         { "ò", "&ograve;" },
 167         { "ó", "&oacute;" },
 168         { "ô", "&ocirc;" },
 169         { "õ", "&otilde;" },
 170         { "ö", "&ouml;" },
 171         { "ø", "&oslash;" },
 172         { "ù", "&ugrave;" },
 173         { "ú", "&uacute;" },
 174         { "û", "&ucirc;" },
 175         { "ü", "&uuml;" },
 176         { "ý", "&yacute;" },
 177         { "þ", "&thorn;" },
 178         { "ÿ", "&yuml;" },
 179
 180         { N_("Greek characters"), NULL },
 181         { "Α", "&Alpha;" },
 182         { "α", "&alpha;" },
 183         { "Β", "&Beta;" },
 184         { "β", "&beta;" },
 185         { "Γ", "&Gamma;" },
 186         { "γ", "&gamma;" },
 187         { "Δ", "&Delta;" },
 188         { "δ", "&Delta;" },
 189         { "δ", "&delta;" },
 190         { "Ε", "&Epsilon;" },
 191         { "ε", "&epsilon;" },
 192         { "Ζ", "&Zeta;" },
 193         { "ζ", "&zeta;" },
 194         { "Η", "&Eta;" },
 195         { "η", "&eta;" },
 196         { "Θ", "&Theta;" },
 197         { "θ", "&theta;" },
 198         { "Ι", "&Iota;" },
 199         { "ι", "&iota;" },
 200         { "Κ", "&Kappa;" },
 201         { "κ", "&kappa;" },
 202         { "Λ", "&Lambda;" },
 203         { "λ", "&lambda;" },
 204         { "Μ", "&Mu;" },
 205         { "μ", "&mu;" },
 206         { "Ν", "&Nu;" },
 207         { "ν", "&nu;" },
 208         { "Ξ", "&Xi;" },
 209         { "ξ", "&xi;" },
 210         { "Ο", "&Omicron;" },
 211         { "ο", "&omicron;" },
 212         { "Π", "&Pi;" },
 213         { "π", "&pi;" },
 214         { "Ρ", "&Rho;" },
 215         { "ρ", "&rho;" },
 216         { "Σ", "&Sigma;" },
 217         { "ς", "&sigmaf;" },
 218         { "σ", "&sigma;" },
 219         { "Τ", "&Tau;" },
 220         { "τ", "&tau;" },
 221         { "Υ", "&Upsilon;" },
 222         { "υ", "&upsilon;" },
 223         { "Φ", "&Phi;" },
 224         { "φ", "&phi;" },
 225         { "Χ", "&Chi;" },
 226         { "χ", "&chi;" },
 227         { "Ψ", "&Psi;" },
 228         { "ψ", "&psi;" },
 229         { "Ω", "&Omega;" },
 230         { "ω", "&omega;" },
 231         { "ϑ", "&thetasym;" },
 232         { "ϒ", "&upsih;" },
 233         { "ϖ", "&piv;" },
 234
 235         { N_("Mathematical characters"), NULL },
 236         { "∀", "&forall;" },
 237         { "∂", "&part;" },
 238         { "∃", "&exist;" },
 239         { "∅", "&empty;" },
 240         { "∇", "&nabla;" },
 241         { "∈", "&isin;" },
 242         { "∉", "&notin;" },
 243         { "∋", "&ni;" },
 244         { "∏", "&prod;" },
 245         { "∑", "&sum;" },
 246         { "−", "&minus;" },
 247         { "∗", "&lowast;" },
 248         { "√", "&radic;" },
 249         { "∝", "&prop;" },
 250         { "∞", "&infin;" },
 251         { "∠", "&ang;" },
 252         { "∧", "&and;" },
 253         { "∨", "&or;" },
 254         { "∩", "&cap;" },
 255         { "∪", "&cup;" },
 256         { "∫", "&int;" },
 257         { "∴", "&there4;" },
 258         { "∼", "&sim;" },
 259         { "≅", "&cong;" },
 260         { "≈", "&asymp;" },
 261         { "≠", "&ne;" },
 262         { "≡", "&equiv;" },
 263         { "≤", "&le;" },
 264         { "≥", "&ge;" },
 265         { "⊂", "&sub;" },
 266         { "⊃", "&sup;" },
 267         { "⊄", "&nsub;" },
 268         { "⊆", "&sube;" },
 269         { "⊇", "&supe;" },
 270         { "⊕", "&oplus;" },
 271         { "⊗", "&otimes;" },
 272         { "⊥", "&perp;" },
 273         { "⋅", "&sdot;" },
 274         { "◊", "&loz;" },
 275
 276         { N_("Technical characters"), NULL },
 277         { "⌈", "&lceil;" },
 278         { "⌉", "&rceil;" },
 279         { "⌊", "&lfloor;" },
 280         { "⌋", "&rfloor;" },
 281         { "〈", "&lang;" },
 282         { "〉", "&rang;" },
 283
 284         { N_("Arrow characters"), NULL },
 285         { "←", "&larr;" },
 286         { "↑", "&uarr;" },
 287         { "→", "&rarr;" },
 288         { "↓", "&darr;" },
 289         { "↔", "&harr;" },
 290         { "↵", "&crarr;" },
 291         { "⇐", "&lArr;" },
 292         { "⇑", "&uArr;" },
 293         { "⇒", "&rArr;" },
 294         { "⇓", "&dArr;" },
 295         { "⇔", "&hArr;" },
 296
 297         { N_("Punctuation characters"), NULL },
 298         { "–", "&ndash;" },
 299         { "—", "&mdash;" },
 300         { "‘", "&lsquo;" },
 301         { "’", "&rsquo;" },
 302         { "‚", "&sbquo;" },
 303         { "“", "&ldquo;" },
 304         { "”", "&rdquo;" },
 305         { "„", "&bdquo;" },
 306         { "†", "&dagger;" },
 307         { "‡", "&Dagger;" },
 308         { "…", "&hellip;" },
 309         { "‰", "&permil;" },
 310         { "‹", "&lsaquo;" },
 311         { "›", "&rsaquo;" },
 312
 313         { N_("Miscellaneous characters"), NULL },
 314         { "•", "&bull;" },
 315         { "′", "&prime;" },
 316         { "″", "&Prime;" },
 317         { "‾", "&oline;" },
 318         { "⁄", "&frasl;" },
 319         { "℘", "&weierp;" },
 320         { "ℑ", "&image;" },
 321         { "ℜ", "&real;" },
 322         { "™", "&trade;" },
 323         { "€", "&euro;" },
 324         { "ℵ", "&alefsym;" },
 325         { "♠", "&spades;" },
 326         { "♣", "&clubs;" },
 327         { "♥", "&hearts;" },
 328         { "♦", "&diams;" },
 329         { "Œ", "&OElig;" },
 330         { "œ", "&oelig;" },
 331         { "Š", "&Scaron;" },
 332         { "š", "&scaron;" },
 333         { "Ÿ", "&Yuml;" },
 334         { "ƒ", "&fnof;" },
 335 };
 336
 337 static gboolean ht_editor_notify_cb(GObject *object, GeanyEditor *editor,
 338                                                                         SCNotification *nt, gpointer data);
 339
 340
 341 PluginCallback plugin_callbacks[] =
 342 {
 343         { "editor-notify", (GCallback) &ht_editor_notify_cb, FALSE, NULL },
 344         { NULL, NULL, FALSE, NULL }
 345 };
 346
 347
 348 /* Functions to toggle the status of plugin */
 349 static void set_status(gboolean new_status)
 350 {
 351         if (plugin_active != new_status)
 352         {
 353                 GKeyFile *config = g_key_file_new();
 354                 gchar *data;
 355                 gchar *config_dir = g_path_get_dirname(config_file);
 356
 357                 plugin_active = new_status;
 358
 359                 /* Now we save the new status into configuration file to
 360                  * remember next time */
 361                 g_key_file_set_boolean(config, "general", "replacement_on_typing_active",
 362                         plugin_active);
 363
 364                 if (!g_file_test(config_dir, G_FILE_TEST_IS_DIR)
 365                         && utils_mkdir(config_dir, TRUE) != 0)
 366                 {
 367                         dialogs_show_msgbox(GTK_MESSAGE_ERROR,
 368                                 _("Plugin configuration directory could not be created."));
 369                 }
 370                 else
 371                 {
 372                         /* write config to file */
 373                         data = g_key_file_to_data(config, NULL, NULL);
 374                         utils_write_file(config_file, data);
 375                         g_free(data);
 376                 }
 377                 g_free(config_dir);
 378                 g_key_file_free(config);
 379         }
 380 }
 381
 382
 383 static void toggle_status(G_GNUC_UNUSED GtkMenuItem * menuitem)
 384 {
 385         if (plugin_active == TRUE)
 386                 set_status(FALSE);
 387         else
 388                 set_status(TRUE);
 389 }
 390
 391
 392 static void sc_on_tools_show_dialog_insert_special_chars_response
 393                 (GtkDialog *dialog, gint response, gpointer user_data);
 394 static void sc_on_tree_row_activated
 395                 (GtkTreeView *treeview, GtkTreePath *path, GtkTreeViewColumn *col, gpointer user_data);
 396 static void sc_fill_store(GtkTreeStore *store);
 397 static gboolean sc_insert(GtkTreeModel *model, GtkTreeIter *iter);
 398
 399
 400 /* Function takes over value of key which was pressed and returns
 401  * HTML/SGML entity if any */
 402 static const gchar *get_entity(gchar *letter)
 403 {
 404         guint i, len;
 405
 406         len = G_N_ELEMENTS(chars);
 407
 408         /* Ignore tags marking caracters as well as spaces*/
 409         for (i = 7; i < len; i++)
 410         {
 411                 if (utils_str_equal(chars[i][0], letter) &&
 412                         !utils_str_equal(" ", letter))
 413                 {
 414                         return chars[i][1];
 415                 }
 416         }
 417
 418         /* if the char is not in the list */
 419         return NULL;
 420 }
 421
 422
 423 static gboolean ht_editor_notify_cb(GObject *object, GeanyEditor *editor,
 424                                                                         SCNotification *nt, gpointer data)
 425 {
 426         gint lexer;
 427
 428         g_return_val_if_fail(editor != NULL, FALSE);
 429
 430         if (!plugin_active)
 431                 return FALSE;
 432
 433         lexer = sci_get_lexer(editor->sci);
 434         if (lexer != SCLEX_HTML && lexer != SCLEX_XML)
 435                         return FALSE;
 436
 437         if (nt->nmhdr.code == SCN_CHARADDED)
 438         {
 439                 gchar buf[7];
 440                 gint len;
 441
 442                 len = g_unichar_to_utf8(nt->ch, buf);
 443                 if (len > 0)
 444                 {
 445                         const gchar *entity;
 446                         buf[len] = '\0';
 447                         entity = get_entity(buf);
 448
 449                         if (entity != NULL)
 450                         {
 451                                 gint pos = sci_get_current_position(editor->sci);
 452
 453                                 sci_set_selection_start(editor->sci, pos - len);
 454                                 sci_set_selection_end(editor->sci, pos);
 455
 456                                 sci_replace_sel(editor->sci, entity);
 457                         }
 458                 }
 459         }
 460
 461         return FALSE;
 462 }
 463
 464
 465 /* Called when keys were pressed */
 466 static void kbhtmltoggle_toggle(G_GNUC_UNUSED guint key_id)
 467 {
 468         if (plugin_active == TRUE)
 469         {
 470                 set_status(FALSE);
 471         }
 472         else
 473         {
 474                 set_status(TRUE);
 475         }
 476 }
 477
 478
 479 static void tools_show_dialog_insert_special_chars(void)
 480 {
 481         if (sc_dialog == NULL)
 482         {
 483                 gint height;
 484                 GtkCellRenderer *renderer;
 485                 GtkTreeViewColumn *column;
 486                 GtkWidget *swin, *vbox, *label;
 487
 488                 sc_dialog = gtk_dialog_new_with_buttons(
 489                                         _("Special Characters"), GTK_WINDOW(geany->main_widgets->window),
 490                                         GTK_DIALOG_DESTROY_WITH_PARENT, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 491                                         _("_Insert"), GTK_RESPONSE_OK, NULL);
 492                 vbox = ui_dialog_vbox_new(GTK_DIALOG(sc_dialog));
 493                 gtk_box_set_spacing(GTK_BOX(vbox), 6);
 494                 gtk_widget_set_name(sc_dialog, "GeanyDialog");
 495
 496                 height = GEANY_DEFAULT_DIALOG_HEIGHT;
 497                 gtk_window_set_default_size(GTK_WINDOW(sc_dialog), height * 8 / 10, height);
 498                 gtk_dialog_set_default_response(GTK_DIALOG(sc_dialog), GTK_RESPONSE_CANCEL);
 499
 500                 label = gtk_label_new(_("Choose a special character from the list below and double click on it or use the button to insert it at the current cursor position."));
 501                 gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 502                 gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
 503                 gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 504
 505                 sc_tree = GTK_TREE_VIEW(gtk_tree_view_new());
 506
 507                 sc_store = gtk_tree_store_new(N_COLUMNS, G_TYPE_STRING, G_TYPE_STRING);
 508                 gtk_tree_view_set_model(GTK_TREE_VIEW(sc_tree),
 509                                                                 GTK_TREE_MODEL(sc_store));
 510                 g_object_unref(sc_store);
 511
 512                 renderer = gtk_cell_renderer_text_new();
 513                 column = gtk_tree_view_column_new_with_attributes(
 514                                                                 _("Character"), renderer, "text", COLUMN_CHARACTER, NULL);
 515                 gtk_tree_view_column_set_resizable(column, TRUE);
 516                 gtk_tree_view_append_column(GTK_TREE_VIEW(sc_tree), column);
 517
 518                 renderer = gtk_cell_renderer_text_new();
 519                 column = gtk_tree_view_column_new_with_attributes(
 520                                                                 _("HTML (name)"), renderer, "text", COLUMN_HTML_NAME, NULL);
 521                 gtk_tree_view_column_set_resizable(column, TRUE);
 522                 gtk_tree_view_append_column(GTK_TREE_VIEW(sc_tree), column);
 523
 524                 swin = gtk_scrolled_window_new(NULL, NULL);
 525                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(swin), GTK_POLICY_AUTOMATIC,
 526                         GTK_POLICY_AUTOMATIC);
 527                 gtk_container_add(GTK_CONTAINER(swin), GTK_WIDGET(sc_tree));
 528                 gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(swin), GTK_SHADOW_IN);
 529
 530                 gtk_box_pack_start(GTK_BOX(vbox), swin, TRUE, TRUE, 0);
 531
 532                 g_signal_connect(sc_tree, "row-activated", G_CALLBACK(sc_on_tree_row_activated), NULL);
 533
 534                 g_signal_connect(sc_dialog, "response",
 535                                         G_CALLBACK(sc_on_tools_show_dialog_insert_special_chars_response), NULL);
 536
 537                 g_signal_connect(sc_dialog, "delete-event", G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 538
 539                 sc_fill_store(sc_store);
 540
 541                 /*gtk_tree_view_expand_all(special_characters_tree);*/
 542                 gtk_tree_view_set_search_column(sc_tree, COLUMN_HTML_NAME);
 543         }
 544         gtk_widget_show_all(sc_dialog);
 545 }
 546
 547
 548 /* fill the tree model with data
 549  ** TODO move this in a file and make it extendable for more data types */
 550 static void sc_fill_store(GtkTreeStore *store)
 551 {
 552         GtkTreeIter iter;
 553         GtkTreeIter *parent_iter = NULL;
 554         guint i, len;
 555
 556         len = G_N_ELEMENTS(chars);
 557         for (i = 0; i < len; i++)
 558         {
 559                 if (chars[i][1] == NULL)
 560                 {       /* add a category */
 561                         gtk_tree_store_append(store, &iter, NULL);
 562                         gtk_tree_store_set(store, &iter, COLUMN_CHARACTER, _(chars[i][0]), -1);
 563                         if (parent_iter != NULL) gtk_tree_iter_free(parent_iter);
 564                         parent_iter = gtk_tree_iter_copy(&iter);
 565                 }
 566                 else
 567                 {       /* add child to parent_iter */
 568                         gtk_tree_store_append(store, &iter, parent_iter);
 569                         gtk_tree_store_set(store, &iter, COLUMN_CHARACTER, chars[i][0],
 570                                                                                          COLUMN_HTML_NAME, chars[i][1], -1);
 571                 }
 572         }
 573 }
 574
 575
 576 /* just inserts the HTML_NAME coloumn of the selected row at current position
 577  * returns only TRUE if a valid selection(i.e. no category) could be found */
 578 static gboolean sc_insert(GtkTreeModel *model, GtkTreeIter *iter)
 579 {
 580         GeanyDocument *doc = document_get_current();
 581         gboolean result = FALSE;
 582
 583         if (doc != NULL)
 584         {
 585                 gchar *str;
 586                 gint pos = sci_get_current_position(doc->editor->sci);
 587
 588                 gtk_tree_model_get(model, iter, COLUMN_HTML_NAME, &str, -1);
 589                 if (!EMPTY(str))
 590                 {
 591                         sci_insert_text(doc->editor->sci, pos, str);
 592                         g_free(str);
 593                         result = TRUE;
 594                 }
 595         }
 596         return result;
 597 }
 598
 599
 600 static void sc_on_tools_show_dialog_insert_special_chars_response(GtkDialog *dialog, gint response,
 601                                                                                                                 gpointer user_data)
 602 {
 603         if (response == GTK_RESPONSE_OK)
 604         {
 605                 GtkTreeSelection *selection;
 606                 GtkTreeModel *model;
 607                 GtkTreeIter iter;
 608
 609                 selection = gtk_tree_view_get_selection(sc_tree);
 610
 611                 if (gtk_tree_selection_get_selected(selection, &model, &iter))
 612                 {
 613                         /* only hide dialog if selection was not a category */
 614                         if (sc_insert(model, &iter))
 615                                 gtk_widget_hide(GTK_WIDGET(dialog));
 616                 }
 617         }
 618         else
 619                 gtk_widget_hide(GTK_WIDGET(dialog));
 620 }
 621
 622
 623 static void sc_on_tree_row_activated(GtkTreeView *treeview, GtkTreePath *path,
 624                                                                                           GtkTreeViewColumn *col, gpointer user_data)
 625 {
 626         GtkTreeIter iter;
 627         GtkTreeModel *model = GTK_TREE_MODEL(sc_store);
 628
 629         if (gtk_tree_model_get_iter(model, &iter, path))
 630         {
 631                 /* only hide dialog if selection was not a category */
 632                 if (sc_insert(model, &iter))
 633                         gtk_widget_hide(sc_dialog);
 634                 else
 635                 {       /* double click on a category to toggle the expand or collapse it */
 636                         if (gtk_tree_view_row_expanded(sc_tree, path))
 637                                 gtk_tree_view_collapse_row(sc_tree, path);
 638                         else
 639                                 gtk_tree_view_expand_row(sc_tree, path, FALSE);
 640                 }
 641         }
 642 }
 643
 644
 645 static void replace_special_character(void)
 646 {
 647         GeanyDocument *doc = NULL;
 648         doc = document_get_current();
 649
 650         if (doc != NULL && sci_has_selection(doc->editor->sci))
 651         {
 652                 gsize selection_len;
 653                 gchar *selection;
 654                 GString *replacement = g_string_new(NULL);
 655                 gsize i;
 656                 gchar *new;
 657                 const gchar *entity = NULL;
 658                 gchar buf[7];
 659                 gint len;
 660
 661                 selection = sci_get_selection_contents(doc->editor->sci);
 662
 663                 selection_len = strlen(selection);
 664                 for (i = 0; i < selection_len; i++)
 665                 {
 666                         len = g_unichar_to_utf8(g_utf8_get_char(selection + i), buf);
 667                         i = (guint)len - 1 + i;
 668
 669                         buf[len] = '\0';
 670                         entity = get_entity(buf);
 671
 672                         if (entity != NULL)
 673                         {
 674                                 replacement = g_string_append(replacement, entity);
 675                         }
 676                         else
 677                         {
 678                                 replacement = g_string_append(replacement, buf);
 679                         }
 680                 }
 681                 new = g_string_free(replacement, FALSE);
 682                 sci_replace_sel(doc->editor->sci, new);
 683                 g_free(selection);
 684                 g_free(new);
 685         }
 686 }
 687
 688
 689 /* Callback for special chars menu */
 690 static void
 691 item_activate(GtkMenuItem *menuitem, gpointer gdata)
 692 {
 693         tools_show_dialog_insert_special_chars();
 694 }
 695
 696
 697 static void kb_activate(G_GNUC_UNUSED guint key_id)
 698 {
 699         item_activate(NULL, NULL);
 700 }
 701
 702
 703 /* Callback for bulk replacement of selected text */
 704 static void
 705 replace_special_character_activated(GtkMenuItem *menuitem, gpointer gdata)
 706 {
 707         replace_special_character();
 708 }
 709
 710
 711 static void kb_special_chars_replacement(G_GNUC_UNUSED guint key_id)
 712 {
 713         replace_special_character();
 714 }
 715
 716
 717 static void init_configuration(void)
 718 {
 719         GKeyFile *config = g_key_file_new();
 720
 721         /* loading configurations from file ...*/
 722         config_file = g_strconcat(geany->app->configdir, G_DIR_SEPARATOR_S,
 723         "plugins", G_DIR_SEPARATOR_S,
 724         "htmchars", G_DIR_SEPARATOR_S, "general.conf", NULL);
 725
 726         /* ... and initialising options from config file */
 727         g_key_file_load_from_file(config, config_file, G_KEY_FILE_NONE, NULL);
 728
 729         plugin_active = utils_get_setting_boolean(config, "general",
 730                 "replacement_on_typing_active", FALSE);
 731 }
 732
 733
 734 /* Called by Geany to initialise the plugin */
 735 void plugin_init(GeanyData *data)
 736 {
 737         GtkWidget *menu_item;
 738         const gchar *menu_text = _("_Insert Special HTML Characters...");
 739
 740         /* First we catch the configuration and initialize them */
 741         init_configuration();
 742
 743         /* Add an item to the Tools menu for html chars dialog*/
 744         menu_item = gtk_menu_item_new_with_mnemonic(menu_text);
 745         gtk_widget_show(menu_item);
 746         gtk_container_add(GTK_CONTAINER(geany->main_widgets->tools_menu), menu_item);
 747         g_signal_connect(menu_item, "activate", G_CALLBACK(item_activate), NULL);
 748
 749         /* disable menu_item when there are no documents open */
 750         ui_add_document_sensitive(menu_item);
 751
 752         /* Add menuitem for html replacement functions*/
 753         main_menu = gtk_menu_item_new_with_mnemonic(_("_HTML Replacement"));
 754         gtk_widget_show_all(main_menu);
 755         gtk_container_add(GTK_CONTAINER(geany->main_widgets->tools_menu), main_menu);
 756
 757         main_menu_submenu = gtk_menu_new();
 758         gtk_menu_item_set_submenu(GTK_MENU_ITEM(main_menu), main_menu_submenu);
 759
 760         menu_htmltoggle = gtk_check_menu_item_new_with_mnemonic(_("_Auto-replace Special Characters"));
 761         gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM(menu_htmltoggle),
 762                 plugin_active);
 763         gtk_container_add(GTK_CONTAINER(main_menu_submenu), menu_htmltoggle);
 764
 765         g_signal_connect((gpointer) menu_htmltoggle, "activate",
 766                          G_CALLBACK(toggle_status), NULL);
 767
 768         menu_bulk_replace = gtk_menu_item_new_with_mnemonic(
 769                                                 _("_Replace Characters in Selection"));
 770         g_signal_connect((gpointer) menu_bulk_replace, "activate",
 771                          G_CALLBACK(replace_special_character_activated), NULL);
 772
 773         gtk_container_add(GTK_CONTAINER(main_menu_submenu), menu_bulk_replace);
 774
 775         ui_add_document_sensitive(main_menu);
 776         gtk_widget_show(menu_bulk_replace);
 777         gtk_widget_show(menu_htmltoggle);
 778
 779         main_menu_item = menu_item;
 780
 781         /* setup keybindings */
 782         keybindings_set_item(plugin_key_group, KB_INSERT_HTML_CHARS,
 783                 kb_activate, 0, 0, "insert_html_chars",
 784                 _("Insert Special HTML Characters"), menu_item);
 785         keybindings_set_item(plugin_key_group, KB_REPLACE_HTML_ENTITIES,
 786                 kb_special_chars_replacement, 0, 0, "replace_special_characters",
 787                 _("Replace special characters"), NULL);
 788         keybindings_set_item(plugin_key_group, KB_HTMLTOGGLE_ACTIVE,
 789                 kbhtmltoggle_toggle, 0, 0, "htmltoogle_toggle_plugin_status",
 790                 _("Toggle plugin status"), menu_htmltoggle);
 791 }
 792
 793
 794 /* Destroy widgets */
 795 void plugin_cleanup(void)
 796 {
 797         gtk_widget_destroy(main_menu_item);
 798         gtk_widget_destroy(main_menu);
 799
 800         if (sc_dialog != NULL)
 801                 gtk_widget_destroy(sc_dialog);
 802
 803         if (config_file != NULL)
 804                 g_free(config_file);
 805 }