src/tools.c

   1 /*
   2  *      tools.c - this file is part of Geany, a fast and lightweight IDE
   3  *
   4  *      Copyright 2006-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
   5  *      Copyright 2006-2012 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 along
  18  *      with this program; if not, write to the Free Software Foundation, Inc.,
  19  *      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 #ifdef HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include "tools.h"
  32
  33 #include "document.h"
  34 #include "keybindings.h"
  35 #include "sciwrappers.h"
  36 #include "support.h"
  37 #include "ui_utils.h"
  38 #include "utils.h"
  39
  40 #include "gtkcompat.h"
  41
  42 #include <stdlib.h>
  43 #include <unistd.h>
  44 #include <string.h>
  45 #include <errno.h>
  46
  47 #ifdef G_OS_UNIX
  48 # include <sys/types.h>
  49 # include <sys/wait.h>
  50 # include <signal.h>
  51 #endif
  52
  53
  54 enum
  55 {
  56         CC_COLUMN_ID,
  57         CC_COLUMN_STATUS,
  58         CC_COLUMN_TOOLTIP,
  59         CC_COLUMN_CMD,
  60         CC_COLUMN_LABEL,
  61         CC_COLUMN_COUNT
  62 };
  63
  64 /* custom commands code*/
  65 struct cc_dialog
  66 {
  67         guint count;
  68         GtkWidget *view;
  69         GtkTreeViewColumn *edit_column;
  70         GtkListStore *store;
  71         GtkTreeSelection *selection;
  72         GtkWidget *button_add;
  73         GtkWidget *button_remove;
  74         GtkWidget *button_up;
  75         GtkWidget *button_down;
  76 };
  77
  78 /* data required by the custom command callbacks */
  79 struct cc_data
  80 {
  81         const gchar *command;   /* command launched */
  82         GeanyDocument *doc;             /* document in which replace the selection */
  83         GString *buffer;                /* buffer holding stdout content, or NULL */
  84         gboolean error;                 /* whether and error occurred */
  85         gboolean finished;              /* whether the command has finished */
  86 };
  87
  88
  89 static gboolean cc_exists_command(const gchar *command)
  90 {
  91         gchar *path = g_find_program_in_path(command);
  92
  93         g_free(path);
  94
  95         return path != NULL;
  96 }
  97
  98
  99 /* update STATUS and TOOLTIP columns according to cmd */
 100 static void cc_dialog_update_row_status(GtkListStore *store, GtkTreeIter *iter, const gchar *cmd)
 101 {
 102         GError *err = NULL;
 103         const gchar *stock_id = GTK_STOCK_NO;
 104         gchar *tooltip = NULL;
 105         gint argc;
 106         gchar **argv;
 107
 108         if (EMPTY(cmd))
 109                 stock_id = GTK_STOCK_YES;
 110         else if (g_shell_parse_argv(cmd, &argc, &argv, &err))
 111         {
 112                 if (argc > 0 && cc_exists_command(argv[0]))
 113                         stock_id = GTK_STOCK_YES;
 114                 else
 115                         tooltip = g_strdup_printf(_("Invalid command: %s"), _("Command not found"));
 116                 g_strfreev(argv);
 117         }
 118         else
 119         {
 120                 tooltip = g_strdup_printf(_("Invalid command: %s"), err->message);
 121                 g_error_free(err);
 122         }
 123
 124         gtk_list_store_set(store, iter, CC_COLUMN_STATUS, stock_id, CC_COLUMN_TOOLTIP, tooltip, -1);
 125         g_free(tooltip);
 126 }
 127
 128
 129 /* adds a new row for custom command @p idx, or an new empty one if < 0 */
 130 static void cc_dialog_add_command(struct cc_dialog *cc, gint idx, gboolean start_editing)
 131 {
 132         GtkTreeIter iter;
 133         const gchar *cmd = NULL;
 134         const gchar *label = NULL;
 135         guint id = cc->count;
 136
 137         if (idx >= 0)
 138         {
 139                 cmd = ui_prefs.custom_commands[idx];
 140                 label = ui_prefs.custom_commands_labels[idx];
 141         }
 142
 143         cc->count++;
 144         gtk_list_store_append(cc->store, &iter);
 145         gtk_list_store_set(cc->store, &iter, CC_COLUMN_ID, id, CC_COLUMN_CMD, cmd, CC_COLUMN_LABEL, label, -1);
 146         cc_dialog_update_row_status(cc->store, &iter, cmd);
 147
 148         if (start_editing)
 149         {
 150                 GtkTreePath *path;
 151
 152                 gtk_widget_grab_focus(cc->view);
 153                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 154                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(cc->view), path, cc->edit_column, TRUE);
 155                 gtk_tree_path_free(path);
 156         }
 157 }
 158
 159
 160 static void cc_on_dialog_add_clicked(GtkButton *button, struct cc_dialog *cc)
 161 {
 162         cc_dialog_add_command(cc, -1, TRUE);
 163 }
 164
 165
 166 static void cc_on_dialog_remove_clicked(GtkButton *button, struct cc_dialog *cc)
 167 {
 168         GtkTreeIter iter;
 169
 170         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 171                 gtk_list_store_remove(cc->store, &iter);
 172 }
 173
 174
 175 static void cc_on_dialog_move_up_clicked(GtkButton *button, struct cc_dialog *cc)
 176 {
 177         GtkTreeIter iter;
 178
 179         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 180         {
 181                 GtkTreePath *path;
 182                 GtkTreeIter prev;
 183
 184                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 185                 if (gtk_tree_path_prev(path) &&
 186                         gtk_tree_model_get_iter(GTK_TREE_MODEL(cc->store), &prev, path))
 187                 {
 188                         gtk_list_store_move_before(cc->store, &iter, &prev);
 189                 }
 190                 gtk_tree_path_free(path);
 191         }
 192 }
 193
 194
 195 static void cc_on_dialog_move_down_clicked(GtkButton *button, struct cc_dialog *cc)
 196 {
 197         GtkTreeIter iter;
 198
 199         if (gtk_tree_selection_get_selected(cc->selection, NULL, &iter))
 200         {
 201                 GtkTreeIter next = iter;
 202
 203                 if (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc->store), &next))
 204                         gtk_list_store_move_after(cc->store, &iter, &next);
 205         }
 206 }
 207
 208
 209 static gboolean cc_iofunc(GIOChannel *ioc, GIOCondition cond, gpointer user_data)
 210 {
 211         struct cc_data *data = user_data;
 212
 213         if (cond & (G_IO_IN | G_IO_PRI))
 214         {
 215                 gchar *msg = NULL;
 216                 GIOStatus rv;
 217                 GError *err = NULL;
 218
 219                 if (! data->buffer)
 220                         data->buffer = g_string_sized_new(256);
 221
 222                 do
 223                 {
 224                         rv = g_io_channel_read_line(ioc, &msg, NULL, NULL, &err);
 225                         if (msg != NULL)
 226                         {
 227                                 g_string_append(data->buffer, msg);
 228                                 g_free(msg);
 229                         }
 230                         if (G_UNLIKELY(err != NULL))
 231                         {
 232                                 geany_debug("%s: %s", G_STRFUNC, err->message);
 233                                 g_error_free(err);
 234                                 err = NULL;
 235                         }
 236                 } while (rv == G_IO_STATUS_NORMAL || rv == G_IO_STATUS_AGAIN);
 237
 238                 if (G_UNLIKELY(rv != G_IO_STATUS_EOF))
 239                 {       /* Something went wrong? */
 240                         g_warning("%s: %s\n", G_STRFUNC, "Incomplete command output");
 241                 }
 242         }
 243         return FALSE;
 244 }
 245
 246
 247 static gboolean cc_iofunc_err(GIOChannel *ioc, GIOCondition cond, gpointer user_data)
 248 {
 249         struct cc_data *data = user_data;
 250
 251         if (cond & (G_IO_IN | G_IO_PRI))
 252         {
 253                 gchar *msg = NULL;
 254                 GString *str = g_string_sized_new(256);
 255                 GIOStatus rv;
 256
 257                 do
 258                 {
 259                         rv = g_io_channel_read_line(ioc, &msg, NULL, NULL, NULL);
 260                         if (msg != NULL)
 261                         {
 262                                 g_string_append(str, msg);
 263                                 g_free(msg);
 264                         }
 265                 } while (rv == G_IO_STATUS_NORMAL || rv == G_IO_STATUS_AGAIN);
 266
 267                 if (!EMPTY(str->str))
 268                 {
 269                         g_warning("%s: %s\n", data->command, str->str);
 270                         ui_set_statusbar(TRUE,
 271                                 _("The executed custom command returned an error. "
 272                                 "Your selection was not changed. Error message: %s"),
 273                                 str->str);
 274                         data->error = TRUE;
 275
 276                 }
 277                 g_string_free(str, TRUE);
 278         }
 279         data->finished = TRUE;
 280         return FALSE;
 281 }
 282
 283
 284 static gboolean cc_replace_sel_cb(gpointer user_data)
 285 {
 286         struct cc_data *data = user_data;
 287
 288         if (! data->finished)
 289         {       /* keep this function in the main loop until cc_iofunc_err() has finished */
 290                 return TRUE;
 291         }
 292
 293         if (! data->error && data->buffer != NULL && DOC_VALID(data->doc))
 294         {       /* Command completed successfully */
 295                 sci_replace_sel(data->doc->editor->sci, data->buffer->str);
 296         }
 297
 298         if (data->buffer)
 299                 g_string_free(data->buffer, TRUE);
 300         g_slice_free1(sizeof *data, data);
 301
 302         return FALSE;
 303 }
 304
 305
 306 /* check whether the executed command failed and if so do nothing.
 307  * If it returned with a sucessful exit code, replace the selection. */
 308 static void cc_exit_cb(GPid child_pid, gint status, gpointer user_data)
 309 {
 310         struct cc_data *data = user_data;
 311
 312         /* if there was already an error, skip further checks */
 313         if (! data->error)
 314         {
 315 #ifdef G_OS_UNIX
 316                 if (WIFEXITED(status))
 317                 {
 318                         if (WEXITSTATUS(status) != EXIT_SUCCESS)
 319                                 data->error = TRUE;
 320                 }
 321                 else if (WIFSIGNALED(status))
 322                 {       /* the terminating signal: WTERMSIG (status)); */
 323                         data->error = TRUE;
 324                 }
 325                 else
 326                 {       /* any other failure occured */
 327                         data->error = TRUE;
 328                 }
 329 #else
 330                 data->error = ! win32_get_exit_status(child_pid);
 331 #endif
 332
 333                 if (data->error)
 334                 {       /* here we are sure data->error was set due to an unsuccessful exit code
 335                          * and so we add an error message */
 336                         /* TODO maybe include the exit code in the error message */
 337                         ui_set_statusbar(TRUE,
 338                                 _("The executed custom command exited with an unsuccessful exit code."));
 339                 }
 340         }
 341
 342         g_idle_add(cc_replace_sel_cb, data);
 343         g_spawn_close_pid(child_pid);
 344 }
 345
 346
 347 /* Executes command (which should include all necessary command line args) and passes the current
 348  * selection through the standard input of command. The whole output of command replaces the
 349  * current selection. */
 350 void tools_execute_custom_command(GeanyDocument *doc, const gchar *command)
 351 {
 352         GError *error = NULL;
 353         GPid pid;
 354         gchar **argv;
 355         gint stdin_fd;
 356         gint stdout_fd;
 357         gint stderr_fd;
 358
 359         g_return_if_fail(DOC_VALID(doc) && command != NULL);
 360
 361         if (! sci_has_selection(doc->editor->sci))
 362                 editor_select_lines(doc->editor, FALSE);
 363
 364         if (!g_shell_parse_argv(command, NULL, &argv, &error))
 365         {
 366                 ui_set_statusbar(TRUE, _("Custom command failed: %s"), error->message);
 367                 g_error_free(error);
 368                 return;
 369         }
 370         ui_set_statusbar(TRUE, _("Passing data and executing custom command: %s"), command);
 371
 372         if (g_spawn_async_with_pipes(NULL, argv, NULL, G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
 373                                                 NULL, NULL, &pid, &stdin_fd, &stdout_fd, &stderr_fd, &error))
 374         {
 375                 gchar *sel;
 376                 gint remaining, wrote;
 377                 struct cc_data *data = g_slice_alloc(sizeof *data);
 378
 379                 data->error = FALSE;
 380                 data->finished = FALSE;
 381                 data->buffer = NULL;
 382                 data->doc = doc;
 383                 data->command = command;
 384
 385                 g_child_watch_add(pid, cc_exit_cb, data);
 386
 387                 /* use GIOChannel to monitor stdout */
 388                 utils_set_up_io_channel(stdout_fd, G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
 389                                 FALSE, cc_iofunc, data);
 390                 /* copy program's stderr to Geany's stdout to help error tracking */
 391                 utils_set_up_io_channel(stderr_fd, G_IO_IN | G_IO_PRI | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
 392                                 FALSE, cc_iofunc_err, data);
 393
 394                 /* get selection */
 395                 sel = sci_get_selection_contents(doc->editor->sci);
 396
 397                 /* write data to the command */
 398                 remaining = strlen(sel);
 399                 do
 400                 {
 401                         wrote = write(stdin_fd, sel, remaining);
 402                         if (G_UNLIKELY(wrote < 0))
 403                         {
 404                                 g_warning("%s: %s: %s\n", G_STRFUNC, "Failed sending data to command",
 405                                                                                 g_strerror(errno));
 406                                 break;
 407                         }
 408                         remaining -= wrote;
 409                 } while (remaining > 0);
 410                 close(stdin_fd);
 411                 g_free(sel);
 412         }
 413         else
 414         {
 415                 geany_debug("g_spawn_async_with_pipes() failed: %s", error->message);
 416                 ui_set_statusbar(TRUE, _("Custom command failed: %s"), error->message);
 417                 g_error_free(error);
 418         }
 419
 420         g_strfreev(argv);
 421 }
 422
 423
 424 static void cc_dialog_on_command_edited(GtkCellRendererText *renderer, gchar *path, gchar *text,
 425                 struct cc_dialog *cc)
 426 {
 427         GtkTreeIter iter;
 428
 429         gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(cc->store), &iter, path);
 430         gtk_list_store_set(cc->store, &iter, CC_COLUMN_CMD, text, -1);
 431         cc_dialog_update_row_status(cc->store, &iter, text);
 432 }
 433
 434
 435 static void cc_dialog_on_label_edited(GtkCellRendererText *renderer, gchar *path, gchar *text,
 436                 struct cc_dialog *cc)
 437 {
 438         GtkTreeIter iter;
 439
 440         gtk_tree_model_get_iter_from_string(GTK_TREE_MODEL(cc->store), &iter, path);
 441         gtk_list_store_set(cc->store, &iter, CC_COLUMN_LABEL, text, -1);
 442 }
 443
 444
 445 /* re-compute IDs to reflect the current store state */
 446 static void cc_dialog_update_ids(struct cc_dialog *cc)
 447 {
 448         GtkTreeIter iter;
 449
 450         cc->count = 1;
 451         if (! gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc->store), &iter))
 452                 return;
 453
 454         do
 455         {
 456                 gtk_list_store_set(cc->store, &iter, CC_COLUMN_ID, cc->count, -1);
 457                 cc->count++;
 458         }
 459         while (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc->store), &iter));
 460 }
 461
 462
 463 /* update sensitiveness of the buttons according to the selection */
 464 static void cc_dialog_update_sensitive(struct cc_dialog *cc)
 465 {
 466         GtkTreeIter iter;
 467         gboolean has_selection = FALSE;
 468         gboolean first_selected = FALSE;
 469         gboolean last_selected = FALSE;
 470
 471         if ((has_selection = gtk_tree_selection_get_selected(cc->selection, NULL, &iter)))
 472         {
 473                 GtkTreePath *path;
 474                 GtkTreePath *copy;
 475
 476                 path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc->store), &iter);
 477                 copy = gtk_tree_path_copy(path);
 478                 first_selected = ! gtk_tree_path_prev(copy);
 479                 gtk_tree_path_free(copy);
 480                 gtk_tree_path_next(path);
 481                 last_selected = ! gtk_tree_model_get_iter(GTK_TREE_MODEL(cc->store), &iter, path);
 482                 gtk_tree_path_free(path);
 483         }
 484
 485         gtk_widget_set_sensitive(cc->button_remove, has_selection);
 486         gtk_widget_set_sensitive(cc->button_up, has_selection && ! first_selected);
 487         gtk_widget_set_sensitive(cc->button_down, has_selection && ! last_selected);
 488 }
 489
 490
 491 static void cc_dialog_on_tree_selection_changed(GtkTreeSelection *selection, struct cc_dialog *cc)
 492 {
 493         cc_dialog_update_sensitive(cc);
 494 }
 495
 496
 497 static void cc_dialog_on_row_inserted(GtkTreeModel *model, GtkTreePath  *path, GtkTreeIter *iter,
 498                 struct cc_dialog *cc)
 499 {
 500         cc_dialog_update_ids(cc);
 501         cc_dialog_update_sensitive(cc);
 502 }
 503
 504
 505 static void cc_dialog_on_row_deleted(GtkTreeModel *model, GtkTreePath  *path, struct cc_dialog *cc)
 506 {
 507         cc_dialog_update_ids(cc);
 508         cc_dialog_update_sensitive(cc);
 509 }
 510
 511
 512 static void cc_dialog_on_rows_reordered(GtkTreeModel *model, GtkTreePath  *path, GtkTreeIter *iter,
 513                 gpointer new_order, struct cc_dialog *cc)
 514 {
 515         cc_dialog_update_ids(cc);
 516         cc_dialog_update_sensitive(cc);
 517 }
 518
 519
 520 static void cc_show_dialog_custom_commands(void)
 521 {
 522         GtkWidget *dialog, *label, *vbox, *scroll, *buttonbox;
 523         GtkCellRenderer *renderer;
 524         GtkTreeViewColumn *column;
 525         guint i;
 526         struct cc_dialog cc;
 527
 528         dialog = gtk_dialog_new_with_buttons(_("Set Custom Commands"), GTK_WINDOW(main_widgets.window),
 529                                                 GTK_DIALOG_DESTROY_WITH_PARENT, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 530                                                 GTK_STOCK_OK, GTK_RESPONSE_ACCEPT, NULL);
 531         gtk_window_set_default_size(GTK_WINDOW(dialog), 300, 300); /* give a reasonable minimal default size */
 532         vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
 533         gtk_box_set_spacing(GTK_BOX(vbox), 6);
 534         gtk_widget_set_name(dialog, "GeanyDialog");
 535
 536         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."));
 537         gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
 538         gtk_misc_set_alignment(GTK_MISC(label), 0, 0.5);
 539         gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
 540
 541         cc.count = 1;
 542         cc.store = gtk_list_store_new(CC_COLUMN_COUNT, G_TYPE_UINT, G_TYPE_STRING, G_TYPE_STRING,
 543                         G_TYPE_STRING, G_TYPE_STRING);
 544         cc.view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(cc.store));
 545         gtk_tree_view_set_tooltip_column(GTK_TREE_VIEW(cc.view), CC_COLUMN_TOOLTIP);
 546         gtk_tree_view_set_reorderable(GTK_TREE_VIEW(cc.view), TRUE);
 547         cc.selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(cc.view));
 548         /* ID column */
 549         renderer = gtk_cell_renderer_text_new();
 550         column = gtk_tree_view_column_new_with_attributes(_("ID"), renderer, "text", CC_COLUMN_ID, NULL);
 551         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 552         /* command column, holding status and command display */
 553         column = g_object_new(GTK_TYPE_TREE_VIEW_COLUMN, "title", _("Command"), "expand", TRUE, "resizable", TRUE, NULL);
 554         renderer = gtk_cell_renderer_pixbuf_new();
 555         gtk_tree_view_column_pack_start(column, renderer, FALSE);
 556         gtk_tree_view_column_set_attributes(column, renderer, "stock-id", CC_COLUMN_STATUS, NULL);
 557         renderer = gtk_cell_renderer_text_new();
 558         g_object_set(renderer, "editable", TRUE, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 559         g_signal_connect(renderer, "edited", G_CALLBACK(cc_dialog_on_command_edited), &cc);
 560         gtk_tree_view_column_pack_start(column, renderer, TRUE);
 561         gtk_tree_view_column_set_attributes(column, renderer, "text", CC_COLUMN_CMD, NULL);
 562         cc.edit_column = column;
 563         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 564         /* label column */
 565         renderer = gtk_cell_renderer_text_new();
 566         g_object_set(renderer, "editable", TRUE, "ellipsize", PANGO_ELLIPSIZE_END, NULL);
 567         g_signal_connect(renderer, "edited", G_CALLBACK(cc_dialog_on_label_edited), &cc);
 568         column = gtk_tree_view_column_new_with_attributes(_("Label"), renderer, "text", CC_COLUMN_LABEL, NULL);
 569         g_object_set(column, "expand", TRUE, "resizable", TRUE, NULL);
 570         gtk_tree_view_append_column(GTK_TREE_VIEW(cc.view), column);
 571
 572         scroll = gtk_scrolled_window_new(NULL, NULL);
 573         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll), GTK_POLICY_AUTOMATIC,
 574                         GTK_POLICY_AUTOMATIC);
 575         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll), GTK_SHADOW_IN);
 576         gtk_container_add(GTK_CONTAINER(scroll), cc.view);
 577         gtk_box_pack_start(GTK_BOX(vbox), scroll, TRUE, TRUE, 0);
 578
 579         if (ui_prefs.custom_commands != NULL)
 580         {
 581                 GtkTreeIter iter;
 582                 guint len = g_strv_length(ui_prefs.custom_commands);
 583
 584                 for (i = 0; i < len; i++)
 585                 {
 586                         if (EMPTY(ui_prefs.custom_commands[i]))
 587                                 continue; /* skip empty fields */
 588
 589                         cc_dialog_add_command(&cc, i, FALSE);
 590                 }
 591
 592                 /* focus the first row if any */
 593                 if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc.store), &iter))
 594                 {
 595                         GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(cc.store), &iter);
 596
 597                         gtk_tree_view_set_cursor(GTK_TREE_VIEW(cc.view), path, cc.edit_column, FALSE);
 598                         gtk_tree_path_free(path);
 599                 }
 600         }
 601
 602         buttonbox = gtk_hbutton_box_new();
 603         gtk_box_set_spacing(GTK_BOX(buttonbox), 6);
 604         gtk_box_pack_start(GTK_BOX(vbox), buttonbox, FALSE, FALSE, 0);
 605         cc.button_add = gtk_button_new_from_stock(GTK_STOCK_ADD);
 606         g_signal_connect(cc.button_add, "clicked", G_CALLBACK(cc_on_dialog_add_clicked), &cc);
 607         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_add);
 608         cc.button_remove = gtk_button_new_from_stock(GTK_STOCK_REMOVE);
 609         g_signal_connect(cc.button_remove, "clicked", G_CALLBACK(cc_on_dialog_remove_clicked), &cc);
 610         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_remove);
 611         cc.button_up = gtk_button_new_from_stock(GTK_STOCK_GO_UP);
 612         g_signal_connect(cc.button_up, "clicked", G_CALLBACK(cc_on_dialog_move_up_clicked), &cc);
 613         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_up);
 614         cc.button_down = gtk_button_new_from_stock(GTK_STOCK_GO_DOWN);
 615         g_signal_connect(cc.button_down, "clicked", G_CALLBACK(cc_on_dialog_move_down_clicked), &cc);
 616         gtk_container_add(GTK_CONTAINER(buttonbox), cc.button_down);
 617
 618         cc_dialog_update_sensitive(&cc);
 619
 620         /* only connect the selection signal when all other cc_dialog fields are set */
 621         g_signal_connect(cc.selection, "changed", G_CALLBACK(cc_dialog_on_tree_selection_changed), &cc);
 622         g_signal_connect(cc.store, "row-inserted", G_CALLBACK(cc_dialog_on_row_inserted), &cc);
 623         g_signal_connect(cc.store, "row-deleted", G_CALLBACK(cc_dialog_on_row_deleted), &cc);
 624         g_signal_connect(cc.store, "rows-reordered", G_CALLBACK(cc_dialog_on_rows_reordered), &cc);
 625
 626         gtk_widget_show_all(vbox);
 627
 628         if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
 629         {
 630                 GSList *cmd_list = NULL;
 631                 GSList *lbl_list = NULL;
 632                 gint len = 0;
 633                 gchar **commands = NULL;
 634                 gchar **labels = NULL;
 635                 GtkTreeIter iter;
 636
 637                 if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(cc.store), &iter))
 638                 {
 639                         do
 640                         {
 641                                 gchar *cmd;
 642                                 gchar *lbl;
 643
 644                                 gtk_tree_model_get(GTK_TREE_MODEL(cc.store), &iter, CC_COLUMN_CMD, &cmd, CC_COLUMN_LABEL, &lbl, -1);
 645                                 if (!EMPTY(cmd))
 646                                 {
 647                                         cmd_list = g_slist_prepend(cmd_list, cmd);
 648                                         lbl_list = g_slist_prepend(lbl_list, lbl);
 649                                         len++;
 650                                 }
 651                                 else
 652                                 {
 653                                         g_free(cmd);
 654                                         g_free(lbl);
 655                                 }
 656                         }
 657                         while (gtk_tree_model_iter_next(GTK_TREE_MODEL(cc.store), &iter));
 658                 }
 659                 cmd_list = g_slist_reverse(cmd_list);
 660                 lbl_list = g_slist_reverse(lbl_list);
 661                 /* create a new null-terminated array but only if there is any commands defined */
 662                 if (len > 0)
 663                 {
 664                         gint j = 0;
 665                         GSList *cmd_node, *lbl_node;
 666
 667                         commands = g_new(gchar*, len + 1);
 668                         labels = g_new(gchar*, len + 1);
 669                         /* walk commands and labels lists */
 670                         for (cmd_node = cmd_list, lbl_node = lbl_list; cmd_node != NULL; cmd_node = cmd_node->next, lbl_node = lbl_node->next)
 671                         {
 672                                 commands[j] = (gchar*) cmd_node->data;
 673                                 labels[j] = (gchar*) lbl_node->data;
 674                                 j++;
 675                         }
 676                         /* null-terminate the arrays */
 677                         commands[j] = NULL;
 678                         labels[j] = NULL;
 679                 }
 680                 /* set the new arrays */
 681                 g_strfreev(ui_prefs.custom_commands);
 682                 ui_prefs.custom_commands = commands;
 683                 g_strfreev(ui_prefs.custom_commands_labels);
 684                 ui_prefs.custom_commands_labels = labels;
 685                 /* rebuild the menu items */
 686                 tools_create_insert_custom_command_menu_items();
 687
 688                 g_slist_free(cmd_list);
 689                 g_slist_free(lbl_list);
 690         }
 691         gtk_widget_destroy(dialog);
 692 }
 693
 694
 695 static void cc_on_custom_command_activate(GtkMenuItem *menuitem, gpointer user_data)
 696 {
 697         GeanyDocument *doc = document_get_current();
 698         gint command_idx;
 699
 700         g_return_if_fail(DOC_VALID(doc));
 701
 702         command_idx = GPOINTER_TO_INT(user_data);
 703
 704         if (ui_prefs.custom_commands == NULL ||
 705                 command_idx < 0 || command_idx > (gint) g_strv_length(ui_prefs.custom_commands))
 706         {
 707                 cc_show_dialog_custom_commands();
 708                 return;
 709         }
 710
 711         /* send it through the command and when the command returned the output the current selection
 712          * will be replaced */
 713         tools_execute_custom_command(doc, ui_prefs.custom_commands[command_idx]);
 714 }
 715
 716
 717 static void cc_insert_custom_command_items(GtkMenu *me, const gchar *label, const gchar *tooltip, gint idx)
 718 {
 719         GtkWidget *item;
 720         gint key_idx = -1;
 721         GeanyKeyBinding *kb = NULL;
 722
 723         switch (idx)
 724         {
 725                 case 0: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD1; break;
 726                 case 1: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD2; break;
 727                 case 2: key_idx = GEANY_KEYS_FORMAT_SENDTOCMD3; break;
 728         }
 729
 730         item = gtk_menu_item_new_with_label(label);
 731         gtk_widget_set_tooltip_text(item, tooltip);
 732         if (key_idx != -1)
 733         {
 734                 kb = keybindings_lookup_item(GEANY_KEY_GROUP_FORMAT, key_idx);
 735                 if (kb->key > 0)
 736                 {
 737                         gtk_widget_add_accelerator(item, "activate", gtk_accel_group_new(),
 738                                 kb->key, kb->mods, GTK_ACCEL_VISIBLE);
 739                 }
 740         }
 741         gtk_container_add(GTK_CONTAINER(me), item);
 742         gtk_widget_show(item);
 743         g_signal_connect(item, "activate", G_CALLBACK(cc_on_custom_command_activate),
 744                 GINT_TO_POINTER(idx));
 745 }
 746
 747
 748 void tools_create_insert_custom_command_menu_items(void)
 749 {
 750         GtkMenu *menu_edit = GTK_MENU(ui_lookup_widget(main_widgets.window, "send_selection_to2_menu"));
 751         GtkWidget *item;
 752         GList *me_children, *node;
 753
 754         /* first clean the menus to be able to rebuild them */
 755         me_children = gtk_container_get_children(GTK_CONTAINER(menu_edit));
 756         foreach_list(node, me_children)
 757                 gtk_widget_destroy(GTK_WIDGET(node->data));
 758         g_list_free(me_children);
 759
 760         if (ui_prefs.custom_commands == NULL || g_strv_length(ui_prefs.custom_commands) == 0)
 761         {
 762                 item = gtk_menu_item_new_with_label(_("No custom commands defined."));
 763                 gtk_container_add(GTK_CONTAINER(menu_edit), item);
 764                 gtk_widget_set_sensitive(item, FALSE);
 765                 gtk_widget_show(item);
 766         }
 767         else
 768         {
 769                 guint i, len;
 770                 gint idx = 0;
 771                 len = g_strv_length(ui_prefs.custom_commands);
 772                 for (i = 0; i < len; i++)
 773                 {
 774                         const gchar *label = ui_prefs.custom_commands_labels[i];
 775
 776                         if (EMPTY(label))
 777                                 label = ui_prefs.custom_commands[i];
 778                         if (!EMPTY(label)) /* skip empty items */
 779                         {
 780                                 cc_insert_custom_command_items(menu_edit, label, ui_prefs.custom_commands[i], idx);
 781                                 idx++;
 782                         }
 783                 }
 784         }
 785
 786         /* separator and Set menu item */
 787         item = gtk_separator_menu_item_new();
 788         gtk_container_add(GTK_CONTAINER(menu_edit), item);
 789         gtk_widget_show(item);
 790
 791         cc_insert_custom_command_items(menu_edit, _("Set Custom Commands"), NULL, -1);
 792 }
 793
 794
 795 /* (stolen from bluefish, thanks)
 796  * Returns number of characters, lines and words in the supplied gchar*.
 797  * Handles UTF-8 correctly. Input must be properly encoded UTF-8.
 798  * Words are defined as any characters grouped, separated with spaces. */
 799 static void word_count(gchar *text, guint *chars, guint *lines, guint *words)
 800 {
 801         guint in_word = 0;
 802         gunichar utext;
 803
 804         if (! text)
 805                 return; /* politely refuse to operate on NULL */
 806
 807         *chars = *words = *lines = 0;
 808         while (*text != '\0')
 809         {
 810                 (*chars)++;
 811
 812                 switch (*text)
 813                 {
 814                         case '\n':
 815                                 (*lines)++;
 816                         case '\r':
 817                         case '\f':
 818                         case '\t':
 819                         case ' ':
 820                         case '\v':
 821                                 mb_word_separator:
 822                                 if (in_word)
 823                                 {
 824                                         in_word = 0;
 825                                         (*words)++;
 826                                 }
 827                                 break;
 828                         default:
 829                                 utext = g_utf8_get_char_validated(text, 2); /* This might be an utf-8 char */
 830                                 if (g_unichar_isspace(utext)) /* Unicode encoded space? */
 831                                         goto mb_word_separator;
 832                                 if (g_unichar_isgraph(utext)) /* Is this something printable? */
 833                                         in_word = 1;
 834                                 break;
 835                 }
 836                 /* Even if the current char is 2 bytes, this will iterate correctly. */
 837                 text = g_utf8_next_char(text);
 838         }
 839
 840         /* Capture last word, if there's no whitespace at the end of the file. */
 841         if (in_word)
 842                 (*words)++;
 843         /* We start counting line numbers from 1 */
 844         if (*chars > 0)
 845                 (*lines)++;
 846 }
 847
 848
 849 void tools_word_count(void)
 850 {
 851         GtkWidget *dialog, *label, *vbox, *table;
 852         GeanyDocument *doc;
 853         guint chars = 0, lines = 0, words = 0;
 854         gchar *text;
 855         const gchar *range;
 856
 857         doc = document_get_current();
 858         g_return_if_fail(doc != NULL);
 859
 860         dialog = gtk_dialog_new_with_buttons(_("Word Count"), GTK_WINDOW(main_widgets.window),
 861                                                                                  GTK_DIALOG_DESTROY_WITH_PARENT,
 862                                                                                  GTK_STOCK_CLOSE, GTK_RESPONSE_CANCEL, NULL);
 863         vbox = ui_dialog_vbox_new(GTK_DIALOG(dialog));
 864         gtk_widget_set_name(dialog, "GeanyDialog");
 865
 866         if (sci_has_selection(doc->editor->sci))
 867         {
 868                 text = sci_get_selection_contents(doc->editor->sci);
 869                 range = _("selection");
 870         }
 871         else
 872         {
 873                 text = sci_get_contents(doc->editor->sci, -1);
 874                 range = _("whole document");
 875         }
 876         word_count(text, &chars, &lines, &words);
 877         g_free(text);
 878
 879         table = gtk_table_new(4, 2, FALSE);
 880         gtk_table_set_row_spacings(GTK_TABLE(table), 5);
 881         gtk_table_set_col_spacings(GTK_TABLE(table), 10);
 882
 883         label = gtk_label_new(_("Range:"));
 884         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 0, 1,
 885                                         (GtkAttachOptions) (GTK_FILL),
 886                                         (GtkAttachOptions) (0), 0, 0);
 887         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 888
 889         label = gtk_label_new(range);
 890         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 0, 1,
 891                                         (GtkAttachOptions) (GTK_FILL),
 892                                         (GtkAttachOptions) (0), 20, 0);
 893         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 894
 895         label = gtk_label_new(_("Lines:"));
 896         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 1, 2,
 897                                         (GtkAttachOptions) (GTK_FILL),
 898                                         (GtkAttachOptions) (0), 0, 0);
 899         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 900
 901         text = g_strdup_printf("%d", lines);
 902         label = gtk_label_new(text);
 903         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 1, 2,
 904                                         (GtkAttachOptions) (GTK_FILL),
 905                                         (GtkAttachOptions) (0), 20, 0);
 906         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 907         g_free(text);
 908
 909         label = gtk_label_new(_("Words:"));
 910         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 2, 3,
 911                                         (GtkAttachOptions) (GTK_FILL),
 912                                         (GtkAttachOptions) (0), 0, 0);
 913         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 914
 915         text = g_strdup_printf("%d", words);
 916         label = gtk_label_new(text);
 917         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 2, 3,
 918                                         (GtkAttachOptions) (GTK_FILL),
 919                                         (GtkAttachOptions) (0), 20, 0);
 920         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 921         g_free(text);
 922
 923         label = gtk_label_new(_("Characters:"));
 924         gtk_table_attach(GTK_TABLE(table), label, 0, 1, 3, 4,
 925                                         (GtkAttachOptions) (GTK_FILL),
 926                                         (GtkAttachOptions) (0), 0, 0);
 927         gtk_misc_set_alignment(GTK_MISC(label), 1, 0);
 928
 929         text = g_strdup_printf("%d", chars);
 930         label = gtk_label_new(text);
 931         gtk_table_attach(GTK_TABLE(table), label, 1, 2, 3, 4,
 932                                         (GtkAttachOptions) (GTK_FILL),
 933                                         (GtkAttachOptions) (0), 20, 0);
 934         gtk_misc_set_alignment(GTK_MISC(label), 0, 0);
 935         g_free(text);
 936
 937         gtk_container_add(GTK_CONTAINER(vbox), table);
 938
 939         g_signal_connect(dialog, "response", G_CALLBACK(gtk_widget_destroy), dialog);
 940         g_signal_connect(dialog, "delete-event", G_CALLBACK(gtk_widget_destroy), dialog);
 941
 942         gtk_widget_show_all(dialog);
 943 }
 944
 945
 946 /*
 947  * color dialog callbacks
 948  */
 949 static void on_color_dialog_response(GtkDialog *dialog, gint response, gpointer user_data)
 950 {
 951         switch (response)
 952         {
 953                 case GTK_RESPONSE_OK:
 954                         gtk_widget_hide(ui_widgets.open_colorsel);
 955                         /* fall through */
 956                 case GTK_RESPONSE_APPLY:
 957                 {
 958                         GdkColor color;
 959                         GeanyDocument *doc = document_get_current();
 960                         gchar *hex;
 961                         GtkWidget *colorsel;
 962
 963                         g_return_if_fail(doc != NULL);
 964
 965                         colorsel = gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel));
 966                         gtk_color_selection_get_current_color(GTK_COLOR_SELECTION(colorsel), &color);
 967
 968                         hex = utils_get_hex_from_color(&color);
 969                         editor_insert_color(doc->editor, hex);
 970                         g_free(hex);
 971                         break;
 972                 }
 973
 974                 default:
 975                         gtk_widget_hide(ui_widgets.open_colorsel);
 976         }
 977 }
 978
 979
 980 /* This shows the color selection dialog to choose a color. */
 981 void tools_color_chooser(const gchar *color)
 982 {
 983         GdkColor gc;
 984         GtkWidget *colorsel;
 985
 986 #ifdef G_OS_WIN32
 987         if (interface_prefs.use_native_windows_dialogs)
 988         {
 989                 win32_show_color_dialog(color);
 990                 return;
 991         }
 992 #endif
 993
 994         if (ui_widgets.open_colorsel == NULL)
 995         {
 996                 ui_widgets.open_colorsel = gtk_color_selection_dialog_new(_("Color Chooser"));
 997                 gtk_dialog_add_button(GTK_DIALOG(ui_widgets.open_colorsel), GTK_STOCK_APPLY, GTK_RESPONSE_APPLY);
 998                 ui_dialog_set_primary_button_order(GTK_DIALOG(ui_widgets.open_colorsel),
 999                                 GTK_RESPONSE_APPLY, GTK_RESPONSE_CANCEL, GTK_RESPONSE_OK, -1);
1000                 gtk_widget_set_name(ui_widgets.open_colorsel, "GeanyDialog");
1001                 gtk_window_set_transient_for(GTK_WINDOW(ui_widgets.open_colorsel), GTK_WINDOW(main_widgets.window));
1002                 colorsel = gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel));
1003                 gtk_color_selection_set_has_palette(GTK_COLOR_SELECTION(colorsel), TRUE);
1004
1005                 g_signal_connect(ui_widgets.open_colorsel, "response",
1006                                                 G_CALLBACK(on_color_dialog_response), NULL);
1007                 g_signal_connect(ui_widgets.open_colorsel, "delete-event",
1008                                                 G_CALLBACK(gtk_widget_hide_on_delete), NULL);
1009         }
1010         else
1011                 colorsel = gtk_color_selection_dialog_get_color_selection(GTK_COLOR_SELECTION_DIALOG(ui_widgets.open_colorsel));
1012         /* if color is non-NULL set it in the dialog as preselected color */
1013         if (color != NULL && utils_parse_color(color, &gc))
1014         {
1015                 gtk_color_selection_set_current_color(GTK_COLOR_SELECTION(colorsel), &gc);
1016                 gtk_color_selection_set_previous_color(GTK_COLOR_SELECTION(colorsel), &gc);
1017         }
1018
1019         /* We make sure the dialog is visible. */
1020         gtk_window_present(GTK_WINDOW(ui_widgets.open_colorsel));
1021 }