src/tools.c

   1 /*
   2  *      tools.c - this file is part of Geany, a fast and lightweight IDE
   3  *
   4  *      Copyright 2006-2011 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
   5  *      Copyright 2006-2011 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
   6  *
   7  *      This program is free software; you can redistribute it and/or modify
   8  *      it under the terms of the GNU General Public License as published by
   9  *      the Free Software Foundation; either version 2 of the License, or
  10  *      (at your option) any later version.
  11  *
  12  *      This program is distributed in the hope that it will be useful,
  13  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *      GNU General Public License for more details.
  16  *
  17  *      You should have received a copy of the GNU General Public License
  18  *      along with this program; if not, write to the Free Software
  19  *      Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  */
  21
  22 /*
  23  * Miscellaneous code for the built-in Tools menu items, and custom command code.
  24  * For Plugins code see plugins.c.
  25  */
  26
  27 #include "geany.h"
  28
  29 #include <stdlib.h>
  30 #include <unistd.h>
  31 #include <string.h>
  32 #include <errno.h>
  33
  34 #ifdef G_OS_UNIX
  35 # include <sys/types.h>
  36 # include <sys/wait.h>
  37 # include <signal.h>
  38 #endif
  39
  40 #include "tools.h"
  41 #include "support.h"
  42 #include "document.h"
  43 #include "editor.h"
  44 #include "sciwrappers.h"
  45 #include "utils.h"
  46 #include "ui_utils.h"
  47 #include "msgwindow.h"
  48 #include "keybindings.h"
  49 #include "templates.h"
  50 #include "win32.h"
  51 #include "dialogs.h"
  52
  53
  54 enum
  55 {
  56         CC_COLUMN_ID,
  57         CC_COLUMN_STATUS,
  58         CC_COLUMN_TOOLTIP,
  59         CC_COLUMN_CMD,
  60         CC_COLUMN_COUNT
  61 };
  62
  63 /* custom commands code*/
  64 struct cc_dialog
  65 {
  66         guint count;
  67         GtkWidget *view;
  68         GtkTreeViewColumn *edit_column;
  69         GtkListStore *store;
  70         GtkTreeSelection *selection;
  71         GtkWidget *button_add;
  72         GtkWidget *button_remove;
  73         GtkWidget *button_up;
  74         GtkWidget *button_down;
  75 };
  76
  77 static gboolean cc_error_occurred = FALSE;
  78 static gboolean cc_reading_finished = FALSE;
  79 static GString *cc_buffer;
  80
  81
  82 static gboolean cc_exists_command(const gchar *command)
  83 {
  84         gchar *path = g_find_program_in_path(command);
  85
  86         g_free(path);
  87
  88         return path != NULL;
  89 }
  90
  91
  92 /* update STATUS and TOOLTIP columns according to cmd */
  93 static void cc_dialog_update_row_status(GtkListStore *store, GtkTreeIter *iter, const gchar *cmd)
  94 {
  95         GError *err = NULL;
  96         const gchar *stock_id = GTK_STOCK_NO;
  97         gchar *tooltip = NULL;
  98         gint argc;
  99         gchar **argv;
 100
 101         if (! NZV(cmd))
 102                 stock_id = GTK_STOCK_YES;
 103         else if (g_shell_parse_argv(cmd, &argc, &argv, &err))
 104         {
 105                 if (argc > 0 && cc_exists_command(argv[0]))
 106                         stock_id = GTK_STOCK_YES;
 107                 else
 108                         tooltip = g_strdup_printf(_("Invalid command: %s"), _("Command not found"));
 109                 g_strfreev(argv);
 110         }
 111         else
 112         {
 113                 tooltip = g_strdup_printf(_("Invalid command: %s"), err->message);
 114                 g_error_free(err);
 115         }
 116
 117         gtk_list_store_set(store, iter, CC_COLUMN_STATUS, stock_id, CC_COLUMN_TOOLTIP, tooltip, -1);
 118         g_free(tooltip);
 119 }
 120
 121
 122 /* adds a new row for custom command @p idx, or an new empty one if < 0 */
 123 static void cc_dialog_add_command(struct cc_dialog *cc, gint idx, gboolean start_editing)
 124 {
 125         GtkTreeIter iter;
 126         const gchar *cmd;
 127         guint id = cc->count;
 128
 129         cmd = (idx >= 0) ? ui_prefs.custom_commands[idx] : NULL;
 130
 131         cc->count++;
 132         gtk_list_store_append(cc->store, &iter);
 133         gtk_list_store_set(cc->store, &iter, CC_COLUMN_ID, id, CC_COLUMN_CMD, cmd, -1);
 134         cc_dialog_update_row_status(cc->store, &iter, cmd);
 135
 136         if (start_editing)
 137         {
 138                 GtkTreePath *path;
 139
 140                 gtk_widget_grab_focus(cc->view);
 141                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 142                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(cc->view), path, cc->edit_column, TRUE);
 143                 gtk_tree_path_free(path);
 144         }
 145 }
 146
 147
 148 static void cc_on_dialog_add_clicked(GtkButton *button, struct cc_dialog *cc)
 149 {
 150         cc_dialog_add_command(cc, -1, TRUE);
 151 }
 152
 153
 154 static void cc_on_dialog_remove_clicked(GtkButton *button, struct cc_dialog *cc)
 155 {
 156         GtkTreeIter iter;
 157
 158         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 159                 gtk_list_store_remove(cc->store, &iter);
 160 }
 161
 162
 163 static void cc_on_dialog_move_up_clicked(GtkButton *button, struct cc_dialog *cc)
 164 {
 165         GtkTreeIter iter;
 166
 167         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 168         {
 169                 GtkTreePath *path;
 170                 GtkTreeIter prev;
 171
 172                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 173                 if (gtk_tree_path_prev(path) &&
 174                         gtk_tree_model_get_iter(GTK_TREE_MODEL(cc->store), &prev, path))
 175                 {
 176                         gtk_list_store_move_before(cc->store, &iter, &prev);
 177                 }
 178                 gtk_tree_path_free(path);
 179         }
 180 }
 181
 182
 183 static void cc_on_dialog_move_down_clicked(GtkButton *button, struct cc_dialog *cc)
 184 {
 185         GtkTreeIter iter;
 186
 187         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 188         {
 189                 GtkTreeIter next = iter;
 190
 191                 if (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc->store), &next))
 192                         gtk_list_store_move_after(cc->store, &iter, &next);
 193         }
 194 }
 195
 196
 197 static gboolean cc_iofunc(GIOChannel *ioc, GIOCondition cond, gpointer data)
 198 {
 199         if (cond & (G_IO_IN | G_IO_PRI))
 200         {
 201                 gchar *msg = NULL;
 202                 GIOStatus rv;
 203                 GError *err = NULL;
 204
 205                 cc_buffer = g_string_sized_new(256);
 206
 207                 do
 208                 {
 209                         rv = g_io_channel_read_line(ioc, &msg, NULL, NULL, &err);
 210                         if (msg != NULL)
 211                         {
 212                                 g_string_append(cc_buffer, msg);
 213                                 g_free(msg);
 214                         }
 215                         if (G_UNLIKELY(err != NULL))
 216                         {
 217                                 geany_debug("%s: %s", G_STRFUNC, err->message);
 218                                 g_error_free(err);
 219                                 err = NULL;
 220                         }
 221                 } while (rv == G_IO_STATUS_NORMAL || rv == G_IO_STATUS_AGAIN);
 222
 223                 if (G_UNLIKELY(rv != G_IO_STATUS_EOF))
 224                 {       /* Something went wrong? */
 225                         g_warning("%s: %s\n", G_STRFUNC, "Incomplete command output");
 226                 }
 227         }
 228         return FALSE;
 229 }
 230
 231
 232 static gboolean cc_iofunc_err(GIOChannel *ioc, GIOCondition cond, gpointer data)
 233 {
 234         if (cond & (G_IO_IN | G_IO_PRI))
 235         {
 236                 gchar *msg = NULL;
 237                 GString *str = g_string_sized_new(256);
 238                 GIOStatus rv;
 239
 240                 do
 241                 {
 242                         rv = g_io_channel_read_line(ioc, &msg, NULL, NULL, NULL);
 243                         if (msg != NULL)
 244                         {
 245                                 g_string_append(str, msg);
 246                                 g_free(msg);
 247                         }
 248                 } while (rv == G_IO_STATUS_NORMAL || rv == G_IO_STATUS_AGAIN);
 249
 250                 if (NZV(str->str))
 251                 {
 252                         g_warning("%s: %s\n", (const gchar *) data, str->str);
 253                         ui_set_statusbar(TRUE,
 254                                 _("The executed custom command returned an error. "
 255                                 "Your selection was not changed. Error message: %s"),
 256                                 str->str);
 257                         cc_error_occurred = TRUE;
 258
 259                 }
 260                 g_string_free(str, TRUE);
 261         }
 262         cc_reading_finished = TRUE;
 263         return FALSE;
 264 }
 265
 266
 267 static gboolean cc_replace_sel_cb(gpointer user_data)
 268 {
 269         GeanyDocument *doc = user_data;
 270
 271         if (! cc_reading_finished)
 272         {       /* keep this function in the main loop until cc_iofunc_err() has finished */
 273                 return TRUE;
 274         }
 275
 276         if (! cc_error_occurred && cc_buffer != NULL)
 277         {       /* Command completed successfully */
 278                 sci_replace_sel(doc->editor->sci, cc_buffer->str);
 279                 g_string_free(cc_buffer, TRUE);
 280                 cc_buffer = NULL;
 281         }
 282
 283         cc_error_occurred = FALSE;
 284         cc_reading_finished = FALSE;
 285
 286         return FALSE;
 287 }
 288
 289
 290 /* check whether the executed command failed and if so do nothing.
 291  * If it returned with a sucessful exit code, replace the selection. */
 292 static void cc_exit_cb(GPid child_pid, gint status, gpointer user_data)
 293 {
 294         /* if there was already an error, skip further checks */
 295         if (! cc_error_occurred)
 296         {
 297 #ifdef G_OS_UNIX
 298                 if (WIFEXITED(status))
 299                 {
 300                         if (WEXITSTATUS(status) != EXIT_SUCCESS)
 301                                 cc_error_occurred = TRUE;
 302                 }
 303                 else if (WIFSIGNALED(status))
 304                 {       /* the terminating signal: WTERMSIG (status)); */
 305                         cc_error_occurred = TRUE;
 306                 }
 307                 else
 308                 {       /* any other failure occured */
 309                         cc_error_occurred = TRUE;
 310                 }
 311 #else
 312                 cc_error_occurred = ! win32_get_exit_status(child_pid);
 313 #endif
 314
 315                 if (cc_error_occurred)
 316                 {       /* here we are sure cc_error_occurred was set due to an unsuccessful exit code
 317                          * and so we add an error message */
 318                         /* TODO maybe include the exit code in the error message */
 319                         ui_set_statusbar(TRUE,
 320                                 _("The executed custom command exited with an unsuccessful exit code."));
 321                 }
 322         }
 323
 324         g_idle_add(cc_replace_sel_cb, user_data);
 325         g_spawn_close_pid(child_pid);
 326 }
 327
 328
 329 /* Executes command (which should include all necessary command line args) and passes the current
 330  * selection through the standard input of command. The whole output of command replaces the
 331  * current selection. */
 332 void tools_execute_custom_command(GeanyDocument *doc, const gchar *command)
 333 {
 334         GError *error = NULL;
 335         GPid pid;
 336         gchar **argv;
 337         gint stdin_fd;
 338         gint stdout_fd;
 339         gint stderr_fd;
 340
 341         g_return_if_fail(doc != NULL && command != NULL);
 342
 343         if (! sci_has_selection(doc->editor->sci))
 344                 editor_select_lines(doc->editor, FALSE);
 345
 346         if (!g_shell_parse_argv(command, NULL, &argv, &error))
 347         {
 348                 ui_set_statusbar(TRUE, _("Custom command failed: %s"), error->message);
 349                 g_error_free(error);
 350                 return;
 351         }
 352         ui_set_statusbar(TRUE, _("Passing data and executing custom command: %s"), command);
 353
 354         cc_error_occurred = FALSE;
 355
 356         if (g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
 357                                                 NULL, NULL, &pid, &stdin_fd, &stdout_fd, &stderr_fd, &error))
 358         {
 359                 gchar *sel;
 360                 gint len, remaining, wrote;
 361
 362                 if (pid > 0)
 363                         g_child_watch_add(pid, (GChildWatchFunc) cc_exit_cb, doc);
 364
 365                 /* use GIOChannel to monitor stdout */
 366                 utils_set_up_io_channel(stdout_fd, G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
 367                                 FALSE, cc_iofunc, NULL);
 368                 /* copy program's stderr to Geany's stdout to help error tracking */
 369                 utils_set_up_io_channel(stderr_fd, G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
 370                                 FALSE, cc_iofunc_err, (gpointer)command);
 371
 372                 /* get selection */
 373                 len = sci_get_selected_text_length(doc->editor->sci);
 374                 sel = g_malloc0(len + 1);
 375                 sci_get_selected_text(doc->editor->sci, sel);
 376
 377                 /* write data to the command */
 378                 remaining = len - 1;
 379                 do
 380                 {
 381                         wrote = write(stdin_fd, sel, remaining);
 382                         if (G_UNLIKELY(wrote < 0))
 383                         {
 384                                 g_warning("%s: %s: %s\n", G_STRFUNC, "Failed sending data to command",
 385                                                                                 g_strerror(errno));
 386                                 break;
 387                         }
 388                         remaining -= wrote;
 389                 } while (remaining > 0);
 390                 close(stdin_fd);
 391                 g_free(sel);
 392         }
 393         else
 394         {
 395                 geany_debug("g_spawn_async_with_pipes() failed: %s", error->message);
 396                 ui_set_statusbar(TRUE, _("Custom command failed: %s"), error->message);
 397                 g_error_free(error);
 398         }
 399
 400         g_strfreev(argv);
 401 }
 402
 403
 404 static void cc_dialog_on_command_edited(GtkCellRendererText *renderer, gchar *path, gchar *text,
 405                 struct cc_dialog *cc)
 406 {
 407         GtkTreeIter iter;
 408
 409         gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(cc->store), &iter, path);
 410         gtk_list_store_set(cc->store, &iter, CC_COLUMN_CMD, text, -1);
 411         cc_dialog_update_row_status(cc->store, &iter, text);
 412 }
 413
 414
 415 /* re-compute IDs to reflect the current store state */
 416 static void cc_dialog_update_ids(struct cc_dialog *cc)
 417 {
 418         GtkTreeIter iter;
 419
 420         cc->count = 1;
 421         if (! gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc->store), &iter))
 422                 return;
 423
 424         do
 425         {
 426                 gtk_list_store_set(cc->store, &iter, CC_COLUMN_ID, cc->count, -1);
 427                 cc->count++;
 428         }
 429         while (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc->store), &iter));
 430 }
 431
 432
 433 /* update sensitiveness of the buttons according to the selection */
 434 static void cc_dialog_update_sensitive(struct cc_dialog *cc)
 435 {
 436         GtkTreeIter iter;
 437         gboolean has_selection = FALSE;
 438         gboolean first_selected = FALSE;
 439         gboolean last_selected = FALSE;
 440
 441         if ((has_selection = gtk_tree_selection_get_selected(cc->selection, NULL, &iter)))
 442         {
 443                 GtkTreePath *path;
 444                 GtkTreePath *copy;
 445
 446                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 447                 copy = gtk_tree_path_copy(path);
 448                 first_selected = ! gtk_tree_path_prev(copy);
 449                 gtk_tree_path_free(copy);
 450                 gtk_tree_path_next(path);
 451                 last_selected = ! gtk_tree_model_get_iter(GTK_TREE_MODEL(cc->store), &iter, path);
 452                 gtk_tree_path_free(path);
 453         }
 454
 455         gtk_widget_set_sensitive(cc->button_remove, has_selection);
 456         gtk_widget_set_sensitive(cc->button_up, has_selection && ! first_selected);
 457         gtk_widget_set_sensitive(cc->button_down, has_selection && ! last_selected);
 458 }
 459
 460
 461 static void cc_dialog_on_tree_selection_changed(GtkTreeSelection *selection, struct cc_dialog *cc)
 462 {
 463         cc_dialog_update_sensitive(cc);
 464 }
 465
 466
 467 static void cc_dialog_on_row_inserted(GtkTreeModel *model, GtkTreePath  *path, GtkTreeIter *iter,
 468                 struct cc_dialog *cc)
 469 {
 470         cc_dialog_update_ids(cc);
 471         cc_dialog_update_sensitive(cc);
 472 }
 473
 474
 475 static void cc_dialog_on_row_deleted(GtkTreeModel *model, GtkTreePath  *path, struct cc_dialog *cc)
 476 {
 477         cc_dialog_update_ids(cc);
 478         cc_dialog_update_sensitive(cc);
 479 }
 480
 481
 482 static void cc_dialog_on_rows_reordered(GtkTreeModel *model, GtkTreePath  *path, GtkTreeIter *iter,
 483                 gpointer new_order, struct cc_dialog *cc)
 484 {
 485         cc_dialog_update_ids(cc);
 486         cc_dialog_update_sensitive(cc);
 487 }
 488
 489
 490 static void cc_show_dialog_custom_commands(void)
 491 {
 492         GtkWidget *dialog, *label, *vbox, *scroll, *buttonbox;
 493         GtkCellRenderer *renderer;
 494         GtkTreeViewColumn *column;
 495         guint i;
 496         struct cc_dialog cc;
 497
 498         dialog = gtk_dialog_new_with_buttons(_("Set Custom Commands"), GTK_WINDOW(main_widgets.window),
 499                                                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 500                                                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL);
 501         gtk_window_set_default_size(GTK_WINDOW(dialog), 300, 300); /* give a reasonable minimal default size */
 502         vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
 503         gtk_box_set_spacing(GTK_BOX(vbox), 6);
 504         gtk_widget_set_name(dialog, "GeanyDialog");
 505
 506         label = gtk_label_new(_("You can send the current selection to any of these commands and the output of the command replaces the current selection."));
 507         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 508         gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
 509         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 510
 511         cc.count = 1;
 512         cc.store = gtk_list_store_new(CC_COLUMN_COUNT, G_TYPE_UINT, G_TYPE_STRING, G_TYPE_STRING,
 513                         G_TYPE_STRING);
 514         cc.view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(cc.store));
 515         gtk_tree_view_set_tooltip_column(GTK_TREE_VIEW(cc.view), CC_COLUMN_TOOLTIP);
 516         gtk_tree_view_set_reorderable(GTK_TREE_VIEW(cc.view), TRUE);
 517         cc.selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(cc.view));
 518         /* ID column */
 519         renderer = gtk_cell_renderer_text_new();
 520         column = gtk_tree_view_column_new_with_attributes(_("ID"), renderer, "text", CC_COLUMN_ID, NULL);
 521         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 522         /* command column, holding status and command display */
 523         column = gtk_tree_view_column_new();
 524         gtk_tree_view_column_set_title(column, _("Command"));
 525         renderer = gtk_cell_renderer_pixbuf_new();
 526         gtk_tree_view_column_pack_start(column, renderer, FALSE);
 527         gtk_tree_view_column_set_attributes(column, renderer, "stock-id", CC_COLUMN_STATUS, NULL);
 528         renderer = gtk_cell_renderer_text_new();
 529         g_object_set(renderer, "editable", TRUE, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 530         g_signal_connect(renderer, "edited", G_CALLBACK(cc_dialog_on_command_edited), &cc);
 531         gtk_tree_view_column_pack_start(column, renderer, TRUE);
 532         gtk_tree_view_column_set_attributes(column, renderer, "text", CC_COLUMN_CMD, NULL);
 533         cc.edit_column = column;
 534         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 535
 536         scroll = gtk_scrolled_window_new(NULL, NULL);
 537         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll), GTK_POLICY_AUTOMATIC,
 538                         GTK_POLICY_AUTOMATIC);
 539         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll), GTK_SHADOW_IN);
 540         gtk_container_add(GTK_CONTAINER(scroll), cc.view);
 541         gtk_box_pack_start(GTK_BOX(vbox), scroll, TRUE, TRUE, 0);
 542
 543         if (ui_prefs.custom_commands != NULL)
 544         {
 545                 GtkTreeIter iter;
 546                 guint len = g_strv_length(ui_prefs.custom_commands);
 547
 548                 for (i = 0; i < len; i++)
 549                 {
 550                         if (! NZV(ui_prefs.custom_commands[i]))
 551                                 continue; /* skip empty fields */
 552
 553                         cc_dialog_add_command(&cc, i, FALSE);
 554                 }
 555
 556                 /* focus the first row if any */
 557                 if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc.store), &iter))
 558                 {
 559                         GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc.store), &iter);
 560
 561                         gtk_tree_view_set_cursor(GTK_TREE_VIEW(cc.view), path, cc.edit_column, FALSE);
 562                         gtk_tree_path_free(path);
 563                 }
 564         }
 565
 566         buttonbox = gtk_hbutton_box_new();
 567         gtk_box_set_spacing(GTK_BOX(buttonbox), 6);
 568         gtk_box_pack_start(GTK_BOX(vbox), buttonbox, FALSE, FALSE, 0);
 569         cc.button_add = gtk_button_new_from_stock(GTK_STOCK_ADD);
 570         g_signal_connect(cc.button_add, "clicked", G_CALLBACK(cc_on_dialog_add_clicked), &cc);
 571         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_add);
 572         cc.button_remove = gtk_button_new_from_stock(GTK_STOCK_REMOVE);
 573         g_signal_connect(cc.button_remove, "clicked", G_CALLBACK(cc_on_dialog_remove_clicked), &cc);
 574         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_remove);
 575         cc.button_up = gtk_button_new_from_stock(GTK_STOCK_GO_UP);
 576         g_signal_connect(cc.button_up, "clicked", G_CALLBACK(cc_on_dialog_move_up_clicked), &cc);
 577         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_up);
 578         cc.button_down = gtk_button_new_from_stock(GTK_STOCK_GO_DOWN);
 579         g_signal_connect(cc.button_down, "clicked", G_CALLBACK(cc_on_dialog_move_down_clicked), &cc);
 580         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_down);
 581
 582         cc_dialog_update_sensitive(&cc);
 583
 584         /* only connect the selection signal when all other cc_dialog fields are set */
 585         g_signal_connect(cc.selection, "changed", G_CALLBACK(cc_dialog_on_tree_selection_changed), &cc);
 586         g_signal_connect(cc.store, "row-inserted", G_CALLBACK(cc_dialog_on_row_inserted), &cc);
 587         g_signal_connect(cc.store, "row-deleted", G_CALLBACK(cc_dialog_on_row_deleted), &cc);
 588         g_signal_connect(cc.store, "rows-reordered", G_CALLBACK(cc_dialog_on_rows_reordered), &cc);
 589
 590         gtk_widget_show_all(vbox);
 591
 592         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
 593         {
 594                 GSList *result_list = NULL;
 595                 gint len = 0;
 596                 gchar **result = NULL;
 597                 GtkTreeIter iter;
 598
 599                 if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc.store), &iter))
 600                 {
 601                         do
 602                         {
 603                                 gchar *cmd;
 604
 605                                 gtk_tree_model_get(GTK_TREE_MODEL(cc.store), &iter, CC_COLUMN_CMD, &cmd, -1);
 606                                 if (NZV(cmd))
 607                                 {
 608                                         result_list = g_slist_prepend(result_list, cmd);
 609                                         len++;
 610                                 }
 611                                 else
 612                                         g_free(cmd);
 613                         }
 614                         while (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc.store), &iter));
 615                 }
 616                 result_list = g_slist_reverse(result_list);
 617                 /* create a new null-terminated array but only if there is any commands defined */
 618                 if (len > 0)
 619                 {
 620                         gint j = 0;
 621                         GSList *node;
 622
 623                         result = g_new(gchar*, len + 1);
 624                         foreach_list(node, result_list)
 625                         {
 626                                 result[j] = (gchar*) node->data;
 627                                 j++;
 628                         }
 629                         result[j] = NULL; /* null-terminate the array */
 630                 }
 631                 /* set the new array */
 632                 g_strfreev(ui_prefs.custom_commands);
 633                 ui_prefs.custom_commands = result;
 634                 /* rebuild the menu items */
 635                 tools_create_insert_custom_command_menu_items();
 636
 637                 g_slist_free(result_list);
 638         }
 639         gtk_widget_destroy(dialog);
 640 }
 641
 642
 643 static void cc_on_custom_command_activate(GtkMenuItem *menuitem, gpointer user_data)
 644 {
 645         GeanyDocument *doc = document_get_current();
 646         gint command_idx;
 647
 648         g_return_if_fail(doc != NULL);
 649
 650         command_idx = GPOINTER_TO_INT(user_data);
 651
 652         if (ui_prefs.custom_commands == NULL ||
 653                 command_idx < 0 || command_idx > (gint) g_strv_length(ui_prefs.custom_commands))
 654         {
 655                 cc_show_dialog_custom_commands();
 656                 return;
 657         }
 658
 659         /* send it through the command and when the command returned the output the current selection
 660          * will be replaced */
 661         tools_execute_custom_command(doc, ui_prefs.custom_commands[command_idx]);
 662 }
 663
 664
 665 static void cc_insert_custom_command_items(GtkMenu *me, gchar *label, gint idx)
 666 {
 667         GtkWidget *item;
 668         gint key_idx = -1;
 669         GeanyKeyBinding *kb = NULL;
 670
 671         switch (idx)
 672         {
 673                 case 0: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD1; break;
 674                 case 1: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD2; break;
 675                 case 2: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD3; break;
 676         }
 677
 678         item = gtk_menu_item_new_with_label(label);
 679         if (key_idx != -1)
 680         {
 681                 kb = keybindings_lookup_item(GEANY_KEY_GROUP_FORMAT, key_idx);
 682                 gtk_widget_add_accelerator(item, "activate", gtk_accel_group_new(),
 683                         kb->key, kb->mods, GTK_ACCEL_VISIBLE);
 684         }
 685         gtk_container_add(GTK_CONTAINER(me), item);
 686         gtk_widget_show(item);
 687         g_signal_connect(item, "activate", G_CALLBACK(cc_on_custom_command_activate),
 688                 GINT_TO_POINTER(idx));
 689 }
 690
 691
 692 void tools_create_insert_custom_command_menu_items(void)
 693 {
 694         GtkMenu *menu_edit = GTK_MENU(ui_lookup_widget(main_widgets.window, "send_selection_to2_menu"));
 695         GtkWidget *item;
 696         GList *me_children, *node;
 697
 698         /* first clean the menus to be able to rebuild them */
 699         me_children = gtk_container_get_children(GTK_CONTAINER(menu_edit));
 700         foreach_list(node, me_children)
 701                 gtk_widget_destroy(GTK_WIDGET(node->data));
 702         g_list_free(me_children);
 703
 704         if (ui_prefs.custom_commands == NULL || g_strv_length(ui_prefs.custom_commands) == 0)
 705         {
 706                 item = gtk_menu_item_new_with_label(_("No custom commands defined."));
 707                 gtk_container_add(GTK_CONTAINER(menu_edit), item);
 708                 gtk_widget_set_sensitive(item, FALSE);
 709                 gtk_widget_show(item);
 710         }
 711         else
 712         {
 713                 guint i, len;
 714                 gint idx = 0;
 715                 len = g_strv_length(ui_prefs.custom_commands);
 716                 for (i = 0; i < len; i++)
 717                 {
 718                         if (ui_prefs.custom_commands[i][0] != '\0') /* skip empty fields */
 719                         {
 720                                 cc_insert_custom_command_items(menu_edit, ui_prefs.custom_commands[i], idx);
 721                                 idx++;
 722                         }
 723                 }
 724         }
 725
 726         /* separator and Set menu item */
 727         item = gtk_separator_menu_item_new();
 728         gtk_container_add(GTK_CONTAINER(menu_edit), item);
 729         gtk_widget_show(item);
 730
 731         cc_insert_custom_command_items(menu_edit, _("Set Custom Commands"), -1);
 732 }
 733
 734
 735 /* (stolen from bluefish, thanks)
 736  * Returns number of characters, lines and words in the supplied gchar*.
 737  * Handles UTF-8 correctly. Input must be properly encoded UTF-8.
 738  * Words are defined as any characters grouped, separated with spaces. */
 739 static void word_count(gchar *text, guint *chars, guint *lines, guint *words)
 740 {
 741         guint in_word = 0;
 742         gunichar utext;
 743
 744         if (! text)
 745                 return; /* politely refuse to operate on NULL */
 746
 747         *chars = *words = *lines = 0;
 748         while (*text != '\0')
 749         {
 750                 (*chars)++;
 751
 752                 switch (*text)
 753                 {
 754                         case '\n':
 755                                 (*lines)++;
 756                         case '\r':
 757                         case '\f':
 758                         case '\t':
 759                         case ' ':
 760                         case '\v':
 761                                 mb_word_separator:
 762                                 if (in_word)
 763                                 {
 764                                         in_word = 0;
 765                                         (*words)++;
 766                                 }
 767                                 break;
 768                         default:
 769                                 utext = g_utf8_get_char_validated(text, 2); /* This might be an utf-8 char */
 770                                 if (g_unichar_isspace(utext)) /* Unicode encoded space? */
 771                                         goto mb_word_separator;
 772                                 if (g_unichar_isgraph(utext)) /* Is this something printable? */
 773                                         in_word = 1;
 774                                 break;
 775                 }
 776                 /* Even if the current char is 2 bytes, this will iterate correctly. */
 777                 text = g_utf8_next_char(text);
 778         }
 779
 780         /* Capture last word, if there's no whitespace at the end of the file. */
 781         if (in_word)
 782                 (*words)++;
 783         /* We start counting line numbers from 1 */
 784         if (*chars > 0)
 785                 (*lines)++;
 786 }
 787
 788
 789 void tools_word_count(void)
 790 {
 791         GtkWidget *dialog, *label, *vbox, *table;
 792         GeanyDocument *doc;
 793         guint chars = 0, lines = 0, words = 0;
 794         gchar *text;
 795         const gchar *range;
 796
 797         doc = document_get_current();
 798         g_return_if_fail(doc != NULL);
 799
 800         dialog = gtk_dialog_new_with_buttons(_("Word Count"), GTK_WINDOW(main_widgets.window),
 801                                                                                  GTK_DIALOG_DESTROY_WITH_PARENT,
 802                                                                                  GTK_STOCK_CLOSE, GTK_RESPONSE_CANCEL, NULL);
 803         vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
 804         gtk_widget_set_name(dialog, "GeanyDialog");
 805
 806         if (sci_has_selection(doc->editor->sci))
 807         {
 808                 text = g_malloc0(sci_get_selected_text_length(doc->editor->sci) + 1);
 809                 sci_get_selected_text(doc->editor->sci, text);
 810                 range = _("selection");
 811         }
 812         else
 813         {
 814                 text = g_malloc(sci_get_length(doc->editor->sci) + 1);
 815                 sci_get_text(doc->editor->sci, sci_get_length(doc->editor->sci) + 1 , text);
 816                 range = _("whole document");
 817         }
 818         word_count(text, &chars, &lines, &words);
 819         g_free(text);
 820
 821         table = gtk_table_new(4, 2, FALSE);
 822         gtk_table_set_row_spacings(GTK_TABLE(table), 5);
 823         gtk_table_set_col_spacings(GTK_TABLE(table), 10);
 824
 825         label = gtk_label_new(_("Range:"));
 826         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 0, 1,
 827                                         (GtkAttachOptions) (GTK_FILL),
 828                                         (GtkAttachOptions) (0), 0, 0);
 829         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 830
 831         label = gtk_label_new(range);
 832         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 0, 1,
 833                                         (GtkAttachOptions) (GTK_FILL),
 834                                         (GtkAttachOptions) (0), 20, 0);
 835         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 836
 837         label = gtk_label_new(_("Lines:"));
 838         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 1, 2,
 839                                         (GtkAttachOptions) (GTK_FILL),
 840                                         (GtkAttachOptions) (0), 0, 0);
 841         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 842
 843         text = g_strdup_printf("%d", lines);
 844         label = gtk_label_new(text);
 845         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 1, 2,
 846                                         (GtkAttachOptions) (GTK_FILL),
 847                                         (GtkAttachOptions) (0), 20, 0);
 848         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 849         g_free(text);
 850
 851         label = gtk_label_new(_("Words:"));
 852         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 2, 3,
 853                                         (GtkAttachOptions) (GTK_FILL),
 854                                         (GtkAttachOptions) (0), 0, 0);
 855         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 856
 857         text = g_strdup_printf("%d", words);
 858         label = gtk_label_new(text);
 859         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 2, 3,
 860                                         (GtkAttachOptions) (GTK_FILL),
 861                                         (GtkAttachOptions) (0), 20, 0);
 862         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 863         g_free(text);
 864
 865         label = gtk_label_new(_("Characters:"));
 866         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 3, 4,
 867                                         (GtkAttachOptions) (GTK_FILL),
 868                                         (GtkAttachOptions) (0), 0, 0);
 869         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 870
 871         text = g_strdup_printf("%d", chars);
 872         label = gtk_label_new(text);
 873         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 3, 4,
 874                                         (GtkAttachOptions) (GTK_FILL),
 875                                         (GtkAttachOptions) (0), 20, 0);
 876         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 877         g_free(text);
 878
 879         gtk_container_add(GTK_CONTAINER(vbox), table);
 880
 881         g_signal_connect(dialog, "response", G_CALLBACK(gtk_widget_destroy), dialog);
 882         g_signal_connect(dialog, "delete-event", G_CALLBACK(gtk_widget_destroy), dialog);
 883
 884         gtk_widget_show_all(dialog);
 885 }
 886
 887
 888 /*
 889  * color dialog callbacks
 890  */
 891 #ifndef G_OS_WIN32
 892 static void
 893 on_color_cancel_button_clicked(GtkButton *button, gpointer user_data)
 894 {
 895         gtk_widget_hide(ui_widgets.open_colorsel);
 896 }
 897
 898
 899 static void
 900 on_color_ok_button_clicked(GtkButton *button, gpointer user_data)
 901 {
 902         GdkColor color;
 903         GeanyDocument *doc = document_get_current();
 904         gchar *hex;
 905
 906         gtk_widget_hide(ui_widgets.open_colorsel);
 907         g_return_if_fail(doc != NULL);
 908
 909         gtk_color_selection_get_current_color(
 910                         GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel)->colorsel), &color);
 911
 912         hex = utils_get_hex_from_color(&color);
 913         editor_insert_color(doc->editor, hex);
 914         g_free(hex);
 915 }
 916 #endif
 917
 918
 919 /* This shows the color selection dialog to choose a color. */
 920 void tools_color_chooser(const gchar *color)
 921 {
 922 #ifdef G_OS_WIN32
 923         win32_show_color_dialog(color);
 924 #else
 925         gchar *c = (gchar*) color;
 926
 927         if (ui_widgets.open_colorsel == NULL)
 928         {
 929                 ui_widgets.open_colorsel = gtk_color_selection_dialog_new(_("Color Chooser"));
 930                 gtk_widget_set_name(ui_widgets.open_colorsel, "GeanyDialog");
 931                 gtk_window_set_transient_for(GTK_WINDOW(ui_widgets.open_colorsel), GTK_WINDOW(main_widgets.window));
 932                 gtk_color_selection_set_has_palette(
 933                         GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel)->colorsel), TRUE);
 934
 935                 g_signal_connect(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel)->cancel_button, "clicked",
 936                                                 G_CALLBACK(on_color_cancel_button_clicked), NULL);
 937                 g_signal_connect(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel)->ok_button, "clicked",
 938                                                 G_CALLBACK(on_color_ok_button_clicked), NULL);
 939                 g_signal_connect(ui_widgets.open_colorsel, "delete-event",
 940                                                 G_CALLBACK(gtk_widget_hide_on_delete), NULL);
 941         }
 942         /* if color is non-NULL set it in the dialog as preselected color */
 943         if (c != NULL && (c[0] == '0' || c[0] == '#'))
 944         {
 945                 GdkColor gc;
 946
 947                 if (c[0] == '0' && c[1] == 'x')
 948                 {       /* we have a string of the format "0x00ff00" and we need it to "#00ff00" */
 949                         c[1] = '#';
 950                         c++;
 951                 }
 952                 gdk_color_parse(c, &gc);
 953                 gtk_color_selection_set_current_color(GTK_COLOR_SELECTION(
 954                                                         GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel)->colorsel), &gc);
 955                 gtk_color_selection_set_previous_color(GTK_COLOR_SELECTION(
 956                                                         GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel)->colorsel), &gc);
 957         }
 958
 959         /* We make sure the dialog is visible. */
 960         gtk_window_present(GTK_WINDOW(ui_widgets.open_colorsel));
 961 #endif
 962 }