summary refs log tree commit diff stats
path: root/src/fe-gtk/chanlist.c
blob: f2e402485ceb78be769101ca8ca48835fd3c1109 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
/* X-Chat
 * Copyright (C) 1998-2006 Peter Zelezny.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <time.h>

#ifdef WIN32
#include <io.h>
#else
#include <unistd.h>
#endif

#include "fe-gtk.h"

#include <gtk/gtkalignment.h>
#include <gtk/gtkcellrenderertext.h>
#include <gtk/gtkcheckbutton.h>
#include <gtk/gtkcombobox.h>
#include <gtk/gtkentry.h>
#include <gtk/gtkhbox.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkliststore.h>
#include <gtk/gtkscrolledwindow.h>
#include <gtk/gtkspinbutton.h>
#include <gtk/gtkstock.h>
#include <gtk/gtktable.h>
#include <gtk/gtktreeselection.h>
#include <gtk/gtkvbox.h>
#include <gtk/gtkvseparator.h>
#include <gdk/gdkkeysyms.h>

#include "../common/xchat.h"
#include "../common/xchatc.h"
#include "../common/cfgfiles.h"
#include "../common/outbound.h"
#include "../common/util.h"
#include "../common/fe.h"
#include "../common/server.h"
#include "gtkutil.h"
#include "maingui.h"
#include "menu.h"


#include "custom-list.h"


enum
{
	COL_CHANNEL,
	COL_USERS,
	COL_TOPIC,
	N_COLUMNS
};

#ifndef CUSTOM_LIST
typedef struct	/* this is now in custom-list.h */
{
	char *topic;
	char *collation_key;
	guint32	pos;
	guint32 users;
	/* channel string lives beyond "users" */
#define GET_CHAN(row) (((char *)row)+sizeof(chanlistrow))
}
chanlistrow;
#endif

#define GET_MODEL(xserv) (gtk_tree_view_get_model(GTK_TREE_VIEW(xserv->gui->chanlist_list)))


static gboolean
chanlist_match (server *serv, const char *str)
{
	switch (serv->gui->chanlist_search_type)
	{
	case 1:
		return match (GTK_ENTRY (serv->gui->chanlist_wild)->text, str);
#ifndef WIN32
	case 2:
		if (!serv->gui->have_regex)
			return 0;
		/* regex returns 0 if it's a match: */
		return !regexec (&serv->gui->chanlist_match_regex, str, 1, NULL, REG_NOTBOL);
#endif
	default:	/* case 0: */
		return nocasestrstr (str, GTK_ENTRY (serv->gui->chanlist_wild)->text) ? 1 : 0;
	}
}

/**
 * Updates the caption to reflect the number of users and channels
 */
static void
chanlist_update_caption (server *serv)
{
	gchar tbuf[256];

	snprintf (tbuf, sizeof tbuf,
				 _("Displaying %d/%d users on %d/%d channels."),
				 serv->gui->chanlist_users_shown_count,
				 serv->gui->chanlist_users_found_count,
				 serv->gui->chanlist_channels_shown_count,
				 serv->gui->chanlist_channels_found_count);

	gtk_label_set_text (GTK_LABEL (serv->gui->chanlist_label), tbuf);
	serv->gui->chanlist_caption_is_stale = FALSE;
}

static void
chanlist_update_buttons (server *serv)
{
	if (serv->gui->chanlist_channels_shown_count)
	{
		gtk_widget_set_sensitive (serv->gui->chanlist_join, TRUE);
		gtk_widget_set_sensitive (serv->gui->chanlist_savelist, TRUE);
	}
	else
	{
		gtk_widget_set_sensitive (serv->gui->chanlist_join, FALSE);
		gtk_widget_set_sensitive (serv->gui->chanlist_savelist, FALSE);
	}
}

static void
chanlist_reset_counters (server *serv)
{
	serv->gui->chanlist_users_found_count = 0;
	serv->gui->chanlist_users_shown_count = 0;
	serv->gui->chanlist_channels_found_count = 0;
	serv->gui->chanlist_channels_shown_count = 0;

	chanlist_update_caption (serv);
	chanlist_update_buttons (serv);
}

/* free up our entire linked list and all the nodes */

static void
chanlist_data_free (server *serv)
{
	GSList *rows;
	chanlistrow *data;

	if (serv->gui->chanlist_data_stored_rows)
	{
		for (rows = serv->gui->chanlist_data_stored_rows; rows != NULL;
			  rows = rows->next)
		{
			data = rows->data;
			g_free (data->topic);
			g_free (data->collation_key);
			free (data);
		}

		g_slist_free (serv->gui->chanlist_data_stored_rows);
		serv->gui->chanlist_data_stored_rows = NULL;
	}

	g_slist_free (serv->gui->chanlist_pending_rows);
	serv->gui->chanlist_pending_rows = NULL;
}

/* add any rows we received from the server in the last 0.25s to the GUI */

static void
chanlist_flush_pending (server *serv)
{
	GSList *list = serv->gui->chanlist_pending_rows;
	GtkTreeModel *model;
	chanlistrow *row;

	if (!list)
	{
		if (serv->gui->chanlist_caption_is_stale)
			chanlist_update_caption (serv);
		return;
	}
	model = GET_MODEL (serv);

	while (list)
	{
		row = list->data;
		custom_list_append (CUSTOM_LIST (model), row);
		list = list->next;
	}

	g_slist_free (serv->gui->chanlist_pending_rows);
	serv->gui->chanlist_pending_rows = NULL;
	chanlist_update_caption (serv);
}

static gboolean
chanlist_timeout (server *serv)
{
	chanlist_flush_pending (serv);
	return TRUE;
}

/**
 * Places a data row into the gui GtkTreeView, if and only if the row matches
 * the user and regex/search requirements.
 */
static void
chanlist_place_row_in_gui (server *serv, chanlistrow *next_row, gboolean force)
{
	GtkTreeModel *model;

	/* First, update the 'found' counter values */
	serv->gui->chanlist_users_found_count += next_row->users;
	serv->gui->chanlist_channels_found_count++;

	if (serv->gui->chanlist_channels_shown_count == 1)
		/* join & save buttons become live */
		chanlist_update_buttons (serv);

	if (next_row->users < serv->gui->chanlist_minusers)
	{
		serv->gui->chanlist_caption_is_stale = TRUE;
		return;
	}

	if (next_row->users > serv->gui->chanlist_maxusers
		 && serv->gui->chanlist_maxusers > 0)
	{
		serv->gui->chanlist_caption_is_stale = TRUE;
		return;
	}

	if (GTK_ENTRY (serv->gui->chanlist_wild)->text[0])
	{
		/* Check what the user wants to match. If both buttons or _neither_
		 * button is checked, look for match in both by default. 
		 */
		if (serv->gui->chanlist_match_wants_channel ==
			 serv->gui->chanlist_match_wants_topic)
		{
			if (!chanlist_match (serv, GET_CHAN (next_row))
				 && !chanlist_match (serv, next_row->topic))
			{
				serv->gui->chanlist_caption_is_stale = TRUE;
				return;
			}
		}

		else if (serv->gui->chanlist_match_wants_channel)
		{
			if (!chanlist_match (serv, GET_CHAN (next_row)))
			{
				serv->gui->chanlist_caption_is_stale = TRUE;
				return;
			}
		}

		else if (serv->gui->chanlist_match_wants_topic)
		{
			if (!chanlist_match (serv, next_row->topic))
			{
				serv->gui->chanlist_caption_is_stale = TRUE;
				return;
			}
		}
	}

	if (force || serv->gui->chanlist_channels_shown_count < 20)
	{
		model = GET_MODEL (serv);
		/* makes it appear fast :) */
		custom_list_append (CUSTOM_LIST (model), next_row);
		chanlist_update_caption (serv);
	}
	else
		/* add it to GUI at the next update interval */
		serv->gui->chanlist_pending_rows = g_slist_prepend (serv->gui->chanlist_pending_rows, next_row);

	/* Update the 'shown' counter values */
	serv->gui->chanlist_users_shown_count += next_row->users;
	serv->gui->chanlist_channels_shown_count++;
}

/* Performs the LIST download from the IRC server. */

static void
chanlist_do_refresh (server *serv)
{
	if (serv->gui->chanlist_flash_tag)
	{
		g_source_remove (serv->gui->chanlist_flash_tag);
		serv->gui->chanlist_flash_tag = 0;
	}

	if (!serv->connected)
	{
		fe_message (_("Not connected."), FE_MSG_ERROR);
		return;
	}

	custom_list_clear ((CustomList *)GET_MODEL (serv));
	gtk_widget_set_sensitive (serv->gui->chanlist_refresh, FALSE);

	chanlist_data_free (serv);
	chanlist_reset_counters (serv);

	/* can we request a list with minusers arg? */
	if (serv->use_listargs)
	{
		/* yes - it will download faster */
		serv->p_list_channels (serv, "", serv->gui->chanlist_minusers);
		/* don't allow the spin button below this value from now on */
		serv->gui->chanlist_minusers_downloaded = serv->gui->chanlist_minusers;
	}
	else
	{
		/* download all, filter minusers locally only */
		serv->p_list_channels (serv, "", 1);
		serv->gui->chanlist_minusers_downloaded = 1;
	}

/*	gtk_spin_button_set_range ((GtkSpinButton *)serv->gui->chanlist_min_spin,
										serv->gui->chanlist_minusers_downloaded, 999999);*/
}

static void
chanlist_refresh (GtkWidget * wid, server *serv)
{
	chanlist_do_refresh (serv);
}

/**
 * Fills the gui GtkTreeView with stored items from the GSList.
 */
static void
chanlist_build_gui_list (server *serv)
{
	GSList *rows;

	/* first check if the list is present */
	if (serv->gui->chanlist_data_stored_rows == NULL)
	{
		/* start a download */
		chanlist_do_refresh (serv);
		return;
	}

	custom_list_clear ((CustomList *)GET_MODEL (serv));

	/* discard pending rows FIXME: free the structs? */
	g_slist_free (serv->gui->chanlist_pending_rows);
	serv->gui->chanlist_pending_rows = NULL;

	/* Reset the counters */
	chanlist_reset_counters (serv);

	/* Refill the list */
	for (rows = serv->gui->chanlist_data_stored_rows; rows != NULL;
		  rows = rows->next)
	{
		chanlist_place_row_in_gui (serv, rows->data, TRUE);
	}

	custom_list_resort ((CustomList *)GET_MODEL (serv));
}

/**
 * Accepts incoming channel data from inbound.c, allocates new space for a
 * chanlistrow, adds it to our linked list and calls chanlist_place_row_in_gui.
 */
void
fe_add_chan_list (server *serv, char *chan, char *users, char *topic)
{
	chanlistrow *next_row;
	int len = strlen (chan) + 1;

	/* we allocate the struct and channel string in one go */
	next_row = malloc (sizeof (chanlistrow) + len);
	memcpy (((char *)next_row) + sizeof (chanlistrow), chan, len);
	next_row->topic = strip_color (topic, -1, STRIP_ALL);
	next_row->collation_key = g_utf8_collate_key (chan, len-1);
	if (!(next_row->collation_key))
		next_row->collation_key = g_strdup (chan);
	next_row->users = atoi (users);

	/* add this row to the data */
	serv->gui->chanlist_data_stored_rows =
		g_slist_prepend (serv->gui->chanlist_data_stored_rows, next_row);

	/* _possibly_ add the row to the gui */
	chanlist_place_row_in_gui (serv, next_row, FALSE);
}

void
fe_chan_list_end (server *serv)
{
	/* download complete */
	chanlist_flush_pending (serv);
	gtk_widget_set_sensitive (serv->gui->chanlist_refresh, TRUE);
	custom_list_resort ((CustomList *)GET_MODEL (serv));
}

static void
chanlist_search_pressed (GtkButton * button, server *serv)
{
	chanlist_build_gui_list (serv);
}

static void
chanlist_find_cb (GtkWidget * wid, server *serv)
{
#ifndef WIN32
	/* recompile the regular expression. */
	if (serv->gui->have_regex)
	{
		serv->gui->have_regex = 0;
		regfree (&serv->gui->chanlist_match_regex);
	}

	if (regcomp (&serv->gui->chanlist_match_regex, GTK_ENTRY (wid)->text,
					 REG_ICASE | REG_EXTENDED | REG_NOSUB) == 0)
		serv->gui->have_regex = 1;
#endif
}

static void
chanlist_match_channel_button_toggled (GtkWidget * wid, server *serv)
{
	serv->gui->chanlist_match_wants_channel = GTK_TOGGLE_BUTTON (wid)->active;
}

static void
chanlist_match_topic_button_toggled (GtkWidget * wid, server *serv)
{
	serv->gui->chanlist_match_wants_topic = GTK_TOGGLE_BUTTON (wid)->active;
}

static char *
chanlist_get_selected (server *serv, gboolean get_topic)
{
	char *chan;
	GtkTreeSelection *sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (serv->gui->chanlist_list));
	GtkTreeModel *model;
	GtkTreeIter iter;

	if (!gtk_tree_selection_get_selected (sel, &model, &iter))
		return NULL;

	gtk_tree_model_get (model, &iter, get_topic ? COL_TOPIC : COL_CHANNEL, &chan, -1);
	return chan;
}

static void
chanlist_join (GtkWidget * wid, server *serv)
{
	char tbuf[CHANLEN + 6];
	char *chan = chanlist_get_selected (serv, FALSE);
	if (chan)
	{
		if (serv->connected && (strcmp (chan, "*") != 0))
		{
			snprintf (tbuf, sizeof (tbuf), "join %s", chan);
			handle_command (serv->server_session, tbuf, FALSE);
		} else
			gdk_beep ();
		g_free (chan);
	}
}

static void
chanlist_filereq_done (server *serv, char *file)
{
	time_t t = time (0);
	int fh, users;
	char *chan, *topic;
	char buf[1024];
	GtkTreeModel *model = GET_MODEL (serv);
	GtkTreeIter iter;

	if (!file)
		return;

	fh = xchat_open_file (file, O_TRUNC | O_WRONLY | O_CREAT, 0600,
								 XOF_DOMODE | XOF_FULLPATH);
	if (fh == -1)
		return;

	snprintf (buf, sizeof buf, "XChat Channel List: %s - %s\n",
				 serv->servername, ctime (&t));
	write (fh, buf, strlen (buf));

	if (gtk_tree_model_get_iter_first (model, &iter))
	{
		do
		{
			gtk_tree_model_get (model, &iter,
									  COL_CHANNEL, &chan,
									  COL_USERS, &users,
									  COL_TOPIC, &topic, -1);
			snprintf (buf, sizeof buf, "%-16s %-5d%s\n", chan, users, topic);
			g_free (chan);
			g_free (topic);
			write (fh, buf, strlen (buf));
		}
		while (gtk_tree_model_iter_next (model, &iter));
	}

	close (fh);
}

static void
chanlist_save (GtkWidget * wid, server *serv)
{
	GtkTreeIter iter;
	GtkTreeModel *model = GET_MODEL (serv);

	if (gtk_tree_model_get_iter_first (model, &iter))
		gtkutil_file_req (_("Select an output filename"), chanlist_filereq_done,
								serv, NULL, NULL, FRF_WRITE);
}

static gboolean
chanlist_flash (server *serv)
{
	if (serv->gui->chanlist_refresh->state != GTK_STATE_ACTIVE)
		gtk_widget_set_state (serv->gui->chanlist_refresh, GTK_STATE_ACTIVE);
	else
		gtk_widget_set_state (serv->gui->chanlist_refresh, GTK_STATE_PRELIGHT);

	return TRUE;
}

static void
chanlist_minusers (GtkSpinButton *wid, server *serv)
{
	serv->gui->chanlist_minusers = gtk_spin_button_get_value_as_int (wid);

	if (serv->gui->chanlist_minusers < serv->gui->chanlist_minusers_downloaded)
	{
		if (serv->gui->chanlist_flash_tag == 0)
			serv->gui->chanlist_flash_tag = g_timeout_add (500, (GSourceFunc)chanlist_flash, serv);
	}
	else
	{
		if (serv->gui->chanlist_flash_tag)
		{
			g_source_remove (serv->gui->chanlist_flash_tag);
			serv->gui->chanlist_flash_tag = 0;
		}
	}
}

static void
chanlist_maxusers (GtkSpinButton *wid, server *serv)
{
	serv->gui->chanlist_maxusers = gtk_spin_button_get_value_as_int (wid);
}

static void
chanlist_dclick_cb (GtkTreeView *view, GtkTreePath *path,
						  GtkTreeViewColumn *column, gpointer data)
{
	chanlist_join (0, (server *) data);	/* double clicked a row */
}

static void
chanlist_menu_destroy (GtkWidget *menu, gpointer userdata)
{
	gtk_widget_destroy (menu);
	g_object_unref (menu);
}

static void
chanlist_copychannel (GtkWidget *item, server *serv)
{
	char *chan = chanlist_get_selected (serv, FALSE);
	if (chan)
	{
		gtkutil_copy_to_clipboard (item, NULL, chan);
		g_free (chan);
	}
}

static void
chanlist_copytopic (GtkWidget *item, server *serv)
{
	char *topic = chanlist_get_selected (serv, TRUE);
	if (topic)
	{
		gtkutil_copy_to_clipboard (item, NULL, topic);
		g_free (topic);
	}
}

static gboolean
chanlist_button_cb (GtkTreeView *tree, GdkEventButton *event, server *serv)
{
	GtkWidget *menu;
	GtkTreeSelection *sel;
	GtkTreePath *path;
	char *chan;

	if (event->button != 3)
		return FALSE;

	if (!gtk_tree_view_get_path_at_pos (tree, event->x, event->y, &path, 0, 0, 0))
		return FALSE;

	/* select what they right-clicked on */
	sel = gtk_tree_view_get_selection (tree);
	gtk_tree_selection_unselect_all (sel);
	gtk_tree_selection_select_path (sel, path);
	gtk_tree_path_free (path);

	menu = gtk_menu_new ();
	if (event->window)
		gtk_menu_set_screen (GTK_MENU (menu), gdk_drawable_get_screen (event->window));
	g_object_ref (menu);
	g_object_ref_sink (menu);
	g_object_unref (menu);
	g_signal_connect (G_OBJECT (menu), "selection-done",
							G_CALLBACK (chanlist_menu_destroy), NULL);
	mg_create_icon_item (_("_Join Channel"), GTK_STOCK_JUMP_TO, menu,
								chanlist_join, serv);
	mg_create_icon_item (_("_Copy Channel Name"), GTK_STOCK_COPY, menu,
								chanlist_copychannel, serv);
	mg_create_icon_item (_("Copy _Topic Text"), GTK_STOCK_COPY, menu,
								chanlist_copytopic, serv);

	chan = chanlist_get_selected (serv, FALSE);
	menu_addfavoritemenu (serv, menu, chan);
	g_free (chan);

	gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL, 0, event->time);

	return TRUE;
}

static void
chanlist_destroy_widget (GtkWidget *wid, server *serv)
{
	custom_list_clear ((CustomList *)GET_MODEL (serv));
	chanlist_data_free (serv);

	if (serv->gui->chanlist_flash_tag)
	{
		g_source_remove (serv->gui->chanlist_flash_tag);
		serv->gui->chanlist_flash_tag = 0;
	}

	if (serv->gui->chanlist_tag)
	{
		g_source_remove (serv->gui->chanlist_tag);
		serv->gui->chanlist_tag = 0;
	}

#ifndef WIN32
	if (serv->gui->have_regex)
	{
		regfree (&serv->gui->chanlist_match_regex);
		serv->gui->have_regex = 0;
	}
#endif
}

static void
chanlist_closegui (GtkWidget *wid, server *serv)
{
	if (is_server (serv))
		serv->gui->chanlist_window = NULL;
}

static void
chanlist_add_column (GtkWidget *tree, int textcol, int size, char *title, gboolean right_justified)
{
	GtkCellRenderer *renderer;
	GtkTreeViewColumn *col;

	renderer = gtk_cell_renderer_text_new ();
	if (right_justified)
		g_object_set (G_OBJECT (renderer), "xalign", (gfloat) 1.0, NULL);
	g_object_set (G_OBJECT (renderer), "ypad", (gint) 0, NULL);
	gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree), -1, title,
																renderer, "text", textcol, NULL);
	gtk_cell_renderer_text_set_fixed_height_from_font (GTK_CELL_RENDERER_TEXT (renderer), 1);

	col = gtk_tree_view_get_column (GTK_TREE_VIEW (tree), textcol);
	gtk_tree_view_column_set_sort_column_id (col, textcol);
	gtk_tree_view_column_set_resizable (col, TRUE);
	if (textcol != COL_TOPIC)
	{
		gtk_tree_view_column_set_sizing (col, GTK_TREE_VIEW_COLUMN_FIXED);
		gtk_tree_view_column_set_fixed_width (col, size);
	}
}

static void
chanlist_combo_cb (GtkWidget *combo, server *serv)
{
	serv->gui->chanlist_search_type = gtk_combo_box_get_active (GTK_COMBO_BOX (combo));
}

void
chanlist_opengui (server *serv, int do_refresh)
{
	GtkWidget *vbox, *hbox, *table, *wid, *view;
	char tbuf[256];
	GtkListStore *store;

	if (serv->gui->chanlist_window)
	{
		mg_bring_tofront (serv->gui->chanlist_window);
		return;
	}

	snprintf (tbuf, sizeof tbuf, _(DISPLAY_NAME": Channel List (%s)"),
				 server_get_network (serv, TRUE));

	serv->gui->chanlist_pending_rows = NULL;
	serv->gui->chanlist_tag = 0;
	serv->gui->chanlist_flash_tag = 0;
	serv->gui->chanlist_data_stored_rows = NULL;

	if (!serv->gui->chanlist_minusers)
		serv->gui->chanlist_minusers = 5;

	if (!serv->gui->chanlist_maxusers)
		serv->gui->chanlist_maxusers = 9999;

	serv->gui->chanlist_window =
		mg_create_generic_tab ("ChanList", tbuf, FALSE, TRUE, chanlist_closegui,
								serv, 640, 480, &vbox, serv);

	gtk_container_set_border_width (GTK_CONTAINER (vbox), 6);
	gtk_box_set_spacing (GTK_BOX (vbox), 12);

	/* make a label to store the user/channel info */
	wid = gtk_label_new (NULL);
	gtk_box_pack_start (GTK_BOX (vbox), wid, 0, 0, 0);
	gtk_widget_show (wid);
	serv->gui->chanlist_label = wid;

	/* ============================================================= */

	store = (GtkListStore *) custom_list_new();
	view = gtkutil_treeview_new (vbox, GTK_TREE_MODEL (store), NULL, -1);
	gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (view->parent),
													 GTK_SHADOW_IN);
	serv->gui->chanlist_list = view;

	g_signal_connect (G_OBJECT (view), "row_activated",
							G_CALLBACK (chanlist_dclick_cb), serv);
	g_signal_connect (G_OBJECT (view), "button-press-event",
							G_CALLBACK (chanlist_button_cb), serv);

	chanlist_add_column (view, COL_CHANNEL, 96, _("Channel"), FALSE);
	chanlist_add_column (view, COL_USERS,   50, _("Users"),   TRUE);
	chanlist_add_column (view, COL_TOPIC,   50, _("Topic"),   FALSE);
	gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (view), TRUE);
	/* this is a speed up, but no horizontal scrollbar :( */
	/*gtk_tree_view_set_fixed_height_mode (GTK_TREE_VIEW (view), TRUE);*/
	gtk_widget_show (view);

	/* ============================================================= */

	table = gtk_table_new (4, 4, FALSE);
	gtk_table_set_col_spacings (GTK_TABLE (table), 12);
	gtk_table_set_row_spacings (GTK_TABLE (table), 3);
	gtk_box_pack_start (GTK_BOX (vbox), table, 0, 1, 0);
	gtk_widget_show (table);

	wid = gtkutil_button (NULL, GTK_STOCK_FIND, 0, chanlist_search_pressed, serv,
								 _("_Search"));
	serv->gui->chanlist_search = wid;
	gtk_table_attach (GTK_TABLE (table), wid, 3, 4, 3, 4,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);

	wid = gtkutil_button (NULL, GTK_STOCK_REFRESH, 0, chanlist_refresh, serv,
								 _("_Download List"));
	serv->gui->chanlist_refresh = wid;
	gtk_table_attach (GTK_TABLE (table), wid, 3, 4, 2, 3,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);

	wid = gtkutil_button (NULL, GTK_STOCK_SAVE_AS, 0, chanlist_save, serv,
								 _("Save _List..."));
	serv->gui->chanlist_savelist = wid;
	gtk_table_attach (GTK_TABLE (table), wid, 3, 4, 1, 2,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);

	wid = gtkutil_button (NULL, GTK_STOCK_JUMP_TO, 0, chanlist_join, serv,
						 _("_Join Channel"));
	serv->gui->chanlist_join = wid;
	gtk_table_attach (GTK_TABLE (table), wid, 3, 4, 0, 1,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);

	/* ============================================================= */

	wid = gtk_label_new (_("Show only:"));
	gtk_misc_set_alignment (GTK_MISC (wid), 0, 0.5);
	gtk_table_attach (GTK_TABLE (table), wid, 0, 1, 3, 4,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
	gtk_widget_show (wid);

	hbox = gtk_hbox_new (0, 0);
	gtk_box_set_spacing (GTK_BOX (hbox), 9);
	gtk_table_attach (GTK_TABLE (table), hbox, 1, 2, 3, 4,
							GTK_FILL, GTK_FILL, 0, 0);
	gtk_widget_show (hbox);

	wid = gtk_label_new (_("channels with"));
	gtk_box_pack_start (GTK_BOX (hbox), wid, 0, 0, 0);
	gtk_widget_show (wid);

	wid = gtk_spin_button_new_with_range (1, 999999, 1);
	gtk_spin_button_set_value (GTK_SPIN_BUTTON (wid),
										serv->gui->chanlist_minusers);
	g_signal_connect (G_OBJECT (wid), "value_changed",
							G_CALLBACK (chanlist_minusers), serv);
	gtk_box_pack_start (GTK_BOX (hbox), wid, 0, 0, 0);
	gtk_widget_show (wid);
	serv->gui->chanlist_min_spin = wid;

	wid = gtk_label_new (_("to"));
	gtk_box_pack_start (GTK_BOX (hbox), wid, 0, 0, 0);
	gtk_widget_show (wid);

	wid = gtk_spin_button_new_with_range (1, 999999, 1);
	gtk_spin_button_set_value (GTK_SPIN_BUTTON (wid),
										serv->gui->chanlist_maxusers);
	g_signal_connect (G_OBJECT (wid), "value_changed",
							G_CALLBACK (chanlist_maxusers), serv);
	gtk_box_pack_start (GTK_BOX (hbox), wid, 0, 0, 0);
	gtk_widget_show (wid);

	wid = gtk_label_new (_("users."));
	gtk_box_pack_start (GTK_BOX (hbox), wid, 0, 0, 0);
	gtk_widget_show (wid);

	/* ============================================================= */

	wid = gtk_label_new (_("Look in:"));
	gtk_misc_set_alignment (GTK_MISC (wid), 0, 0.5);
	gtk_table_attach (GTK_TABLE (table), wid, 0, 1, 2, 3,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
	gtk_widget_show (wid);

	hbox = gtk_hbox_new (0, 0);
	gtk_box_set_spacing (GTK_BOX (hbox), 12);
	gtk_table_attach (GTK_TABLE (table), hbox, 1, 2, 2, 3,
							GTK_FILL, GTK_FILL, 0, 0);
	gtk_widget_show (hbox);

	wid = gtk_check_button_new_with_label (_("Channel name"));
	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wid), TRUE);
	gtk_signal_connect (GTK_OBJECT (wid), "toggled",
							  GTK_SIGNAL_FUNC
							  (chanlist_match_channel_button_toggled), serv);
	gtk_box_pack_start (GTK_BOX (hbox), wid, 0, 0, 0);
	gtk_widget_show (wid);

	wid = gtk_check_button_new_with_label (_("Topic"));
	gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (wid), TRUE);
	gtk_signal_connect (GTK_OBJECT (wid), "toggled",
							  GTK_SIGNAL_FUNC (chanlist_match_topic_button_toggled),
							  serv);
	gtk_box_pack_start (GTK_BOX (hbox), wid, 0, 0, 0);
	gtk_widget_show (wid);

	serv->gui->chanlist_match_wants_channel = 1;
	serv->gui->chanlist_match_wants_topic = 1;

	/* ============================================================= */

	wid = gtk_label_new (_("Search type:"));
	gtk_misc_set_alignment (GTK_MISC (wid), 0, 0.5);
	gtk_table_attach (GTK_TABLE (table), wid, 0, 1, 1, 2,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
	gtk_widget_show (wid);

	wid = gtk_combo_box_new_text ();
	gtk_combo_box_append_text (GTK_COMBO_BOX (wid), _("Simple Search"));
	gtk_combo_box_append_text (GTK_COMBO_BOX (wid), _("Pattern Match (Wildcards)"));
#ifndef WIN32
	gtk_combo_box_append_text (GTK_COMBO_BOX (wid), _("Regular Expression"));
#endif
	gtk_combo_box_set_active (GTK_COMBO_BOX (wid), serv->gui->chanlist_search_type);
	gtk_table_attach (GTK_TABLE (table), wid, 1, 2, 1, 2,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
	g_signal_connect (G_OBJECT (wid), "changed",
							G_CALLBACK (chanlist_combo_cb), serv);
	gtk_widget_show (wid);

	/* ============================================================= */

	wid = gtk_label_new (_("Find:"));
	gtk_misc_set_alignment (GTK_MISC (wid), 0, 0.5);
	gtk_table_attach (GTK_TABLE (table), wid, 0, 1, 0, 1,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
	gtk_widget_show (wid);

	wid = gtk_entry_new_with_max_length (255);
	gtk_signal_connect (GTK_OBJECT (wid), "changed",
							  GTK_SIGNAL_FUNC (chanlist_find_cb), serv);
	gtk_signal_connect (GTK_OBJECT (wid), "activate",
							  GTK_SIGNAL_FUNC (chanlist_search_pressed),
							  (gpointer) serv);
	gtk_table_attach (GTK_TABLE (table), wid, 1, 2, 0, 1,
							GTK_EXPAND | GTK_FILL, 0, 0, 0);
	gtk_widget_show (wid);
	serv->gui->chanlist_wild = wid;

	chanlist_find_cb (wid, serv);

	/* ============================================================= */

	wid = gtk_vseparator_new ();
	gtk_table_attach (GTK_TABLE (table), wid, 2, 3, 0, 5,
							GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
	gtk_widget_show (wid);

	g_signal_connect (G_OBJECT (serv->gui->chanlist_window), "destroy",
							G_CALLBACK (chanlist_destroy_widget), serv);

	/* reset the counters. */
	chanlist_reset_counters (serv);

	serv->gui->chanlist_tag = g_timeout_add (250, (GSourceFunc)chanlist_timeout, serv);

	if (do_refresh)
		chanlist_do_refresh (serv);

	chanlist_update_buttons (serv);
	gtk_widget_show (serv->gui->chanlist_window);
	gtk_widget_grab_focus (serv->gui->chanlist_refresh);
}