summaryrefslogtreecommitdiff
path: root/src/network/network_content_gui.cpp
blob: bb77aea6d599903f6db7f8334ae9e9985d07125c (plain)
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
/* $Id$ */

/*
 * This file is part of OpenTTD.
 * OpenTTD 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, version 2.
 * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file network_content_gui.cpp Implementation of the Network Content related GUIs. */

#if defined(ENABLE_NETWORK)
#include "../stdafx.h"
#include "../strings_func.h"
#include "../gfx_func.h"
#include "../window_func.h"
#include "../gui.h"
#include "../ai/ai.hpp"
#include "../base_media_base.h"
#include "../sortlist_type.h"
#include "../querystring_gui.h"
#include "../core/geometry_func.hpp"
#include  "network_content.h"

#include "table/strings.h"
#include "../table/sprites.h"

/** Widgets used by this window */
enum DownloadStatusWindowWidgets {
	NCDSWW_BACKGROUND, ///< Background
	NCDSWW_CANCELOK,   ///< Cancel/OK button
};

/** Nested widgets for the download window. */
static const NWidgetPart _nested_network_content_download_status_window_widgets[] = {
	NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CONTENT_DOWNLOAD_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
	NWidget(WWT_PANEL, COLOUR_GREY, NCDSWW_BACKGROUND),
		NWidget(NWID_SPACER), SetMinimalSize(350, 0), SetMinimalTextLines(3, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 30),
		NWidget(NWID_HORIZONTAL),
			NWidget(NWID_SPACER), SetMinimalSize(125, 0),
			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCDSWW_CANCELOK), SetMinimalSize(101, 12), SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
			NWidget(NWID_SPACER), SetFill(1, 0),
		EndContainer(),
		NWidget(NWID_SPACER), SetMinimalSize(0, 4),
	EndContainer(),
};

/** Window description for the download window */
static const WindowDesc _network_content_download_status_window_desc(
	WDP_CENTER, 0, 0,
	WC_NETWORK_STATUS_WINDOW, WC_NONE,
	WDF_MODAL,
	_nested_network_content_download_status_window_widgets, lengthof(_nested_network_content_download_status_window_widgets)
);

/** Window for showing the download status of content */
struct NetworkContentDownloadStatusWindow : public Window, ContentCallback {
private:
	ClientNetworkContentSocketHandler *connection; ///< Our connection with the content server
	SmallVector<ContentType, 4> receivedTypes;     ///< Types we received so we can update their cache

	uint total_files;      ///< Number of files to download
	uint downloaded_files; ///< Number of files downloaded
	uint total_bytes;      ///< Number of bytes to download
	uint downloaded_bytes; ///< Number of bytes downloaded

	uint32 cur_id; ///< The current ID of the downloaded file
	char name[48]; ///< The current name of the downloaded file

public:
	/**
	 * Create a new download window based on a list of content information
	 * with flags whether to download them or not.
	 * @param infos the list to search in
	 */
	NetworkContentDownloadStatusWindow() :
		cur_id(UINT32_MAX)
	{
		this->parent = FindWindowById(WC_NETWORK_WINDOW, 1);

		_network_content_client.AddCallback(this);
		_network_content_client.DownloadSelectedContent(this->total_files, this->total_bytes);

		this->InitNested(&_network_content_download_status_window_desc, 0);
	}

	/** Free whatever we've allocated */
	~NetworkContentDownloadStatusWindow()
	{
		/* Tell all the backends about what we've downloaded */
		for (ContentType *iter = this->receivedTypes.Begin(); iter != this->receivedTypes.End(); iter++) {
			switch (*iter) {
				case CONTENT_TYPE_AI:
				case CONTENT_TYPE_AI_LIBRARY:
					AI::Rescan();
					SetWindowClassesDirty(WC_AI_DEBUG);
					break;

				case CONTENT_TYPE_BASE_GRAPHICS:
					BaseGraphics::FindSets();
					SetWindowDirty(WC_GAME_OPTIONS, 0);
					break;

				case CONTENT_TYPE_BASE_SOUNDS:
					BaseSounds::FindSets();
					SetWindowDirty(WC_GAME_OPTIONS, 0);
					break;

				case CONTENT_TYPE_NEWGRF:
					ScanNewGRFFiles();
					/* Yes... these are the NewGRF windows */
					InvalidateWindowClassesData(WC_SAVELOAD);
					InvalidateWindowData(WC_GAME_OPTIONS, 0, 1);
					break;

				case CONTENT_TYPE_SCENARIO:
				case CONTENT_TYPE_HEIGHTMAP:
					extern void ScanScenarios();
					ScanScenarios();
					InvalidateWindowData(WC_SAVELOAD, 0, 0);
					break;

				default:
					break;
			}
		}

		/* Always invalidate the download window; tell it we are going to be gone */
		InvalidateWindowData(WC_NETWORK_WINDOW, 1, 2);
		_network_content_client.RemoveCallback(this);
	}

	virtual void OnPaint()
	{
		this->DrawWidgets();
	}

	virtual void DrawWidget(const Rect &r, int widget) const
	{
		if (widget != NCDSWW_BACKGROUND) return;

		/* Draw nice progress bar :) */
		DrawFrameRect(r.left + 20, r.top + 4, r.left + 20 + (int)((this->width - 40LL) * this->downloaded_bytes / this->total_bytes), r.top + 14, COLOUR_MAUVE, FR_NONE);

		int y = r.top + 20;
		SetDParam(0, this->downloaded_bytes);
		SetDParam(1, this->total_bytes);
		SetDParam(2, this->downloaded_bytes * 100LL / this->total_bytes);
		DrawString(r.left + 2, r.right - 2, y, STR_CONTENT_DOWNLOAD_PROGRESS_SIZE, TC_FROMSTRING, SA_CENTER);

		StringID str;
		if (this->downloaded_bytes == this->total_bytes) {
			str = STR_CONTENT_DOWNLOAD_COMPLETE;
		} else if (!StrEmpty(this->name)) {
			SetDParamStr(0, this->name);
			SetDParam(1, this->downloaded_files);
			SetDParam(2, this->total_files);
			str = STR_CONTENT_DOWNLOAD_FILE;
		} else {
			str = STR_CONTENT_DOWNLOAD_INITIALISE;
		}

		y += FONT_HEIGHT_NORMAL + 5;
		DrawStringMultiLine(r.left + 2, r.right - 2, y, y + FONT_HEIGHT_NORMAL * 2, str, TC_FROMSTRING, SA_CENTER);
	}

	virtual void OnClick(Point pt, int widget, int click_count)
	{
		if (widget == NCDSWW_CANCELOK) {
			if (this->downloaded_bytes != this->total_bytes) _network_content_client.Close();
			delete this;
		}
	}

	virtual void OnDownloadProgress(const ContentInfo *ci, uint bytes)
	{
		if (ci->id != this->cur_id) {
			strecpy(this->name, ci->filename, lastof(this->name));
			this->cur_id = ci->id;
			this->downloaded_files++;
			this->receivedTypes.Include(ci->type);
		}
		this->downloaded_bytes += bytes;

		/* When downloading is finished change cancel in ok */
		if (this->downloaded_bytes == this->total_bytes) {
			this->GetWidget<NWidgetCore>(NCDSWW_CANCELOK)->widget_data = STR_BUTTON_OK;
		}

		this->SetDirty();
	}
};

/** Widgets of the content list window. */
enum NetworkContentListWindowWidgets {
	NCLWW_BACKGROUND,    ///< Resize button

	NCLWW_FILTER_CAPT,   ///< Caption for the filter editbox
	NCLWW_FILTER,        ///< Filter editbox

	NCLWW_CHECKBOX,      ///< Button above checkboxes
	NCLWW_TYPE,          ///< 'Type' button
	NCLWW_NAME,          ///< 'Name' button

	NCLWW_MATRIX,        ///< Panel with list of content
	NCLWW_SCROLLBAR,     ///< Scrollbar of matrix

	NCLWW_DETAILS,       ///< Panel with content details

	NCLWW_SELECT_ALL,    ///< 'Select all' button
	NCLWW_SELECT_UPDATE, ///< 'Select updates' button
	NCLWW_UNSELECT,      ///< 'Unselect all' button
	NCLWW_CANCEL,        ///< 'Cancel' button
	NCLWW_DOWNLOAD,      ///< 'Download' button

	NCLWW_SEL_ALL_UPDATE, ///< #NWID_SELECTION widget for select all/update buttons.
};

/** Window that lists the content that's at the content server */
class NetworkContentListWindow : public QueryStringBaseWindow, ContentCallback {
	typedef GUIList<const ContentInfo*> GUIContentList;

	enum {
		EDITBOX_MAX_SIZE = 50,
		EDITBOX_MAX_LENGTH = 300,
	};

	/** Runtime saved values */
	static Listing last_sorting;
	static Filtering last_filtering;
	/** The sorter functions */
	static GUIContentList::SortFunction * const sorter_funcs[];
	static GUIContentList::FilterFunction * const filter_funcs[];
	GUIContentList content;      ///< List with content

	const ContentInfo *selected; ///< The selected content info
	int list_pos;                ///< Our position in the list
	uint filesize_sum;           ///< The sum of all selected file sizes

	/**
	 * (Re)build the network game list as its amount has changed because
	 * an item has been added or deleted for example
	 */
	void BuildContentList()
	{
		if (!this->content.NeedRebuild()) return;

		/* Create temporary array of games to use for listing */
		this->content.Clear();

		for (ConstContentIterator iter = _network_content_client.Begin(); iter != _network_content_client.End(); iter++) {
			*this->content.Append() = *iter;
		}

		this->FilterContentList();
		this->content.Compact();
		this->content.RebuildDone();
		this->SortContentList();

		this->vscroll.SetCount(this->content.Length()); // Update the scrollbar
		this->ScrollToSelected();
	}

	/** Sort content by name. */
	static int CDECL NameSorter(const ContentInfo * const *a, const ContentInfo * const *b)
	{
		return strcasecmp((*a)->name, (*b)->name);
	}

	/** Sort content by type. */
	static int CDECL TypeSorter(const ContentInfo * const *a, const ContentInfo * const *b)
	{
		int r = 0;
		if ((*a)->type != (*b)->type) {
			char a_str[64];
			char b_str[64];
			GetString(a_str, STR_CONTENT_TYPE_BASE_GRAPHICS + (*a)->type - CONTENT_TYPE_BASE_GRAPHICS, lastof(a_str));
			GetString(b_str, STR_CONTENT_TYPE_BASE_GRAPHICS + (*b)->type - CONTENT_TYPE_BASE_GRAPHICS, lastof(b_str));
			r = strcasecmp(a_str, b_str);
		}
		if (r == 0) r = NameSorter(a, b);
		return r;
	}

	/** Sort content by state. */
	static int CDECL StateSorter(const ContentInfo * const *a, const ContentInfo * const *b)
	{
		int r = (*a)->state - (*b)->state;
		if (r == 0) r = TypeSorter(a, b);
		return r;
	}

	/** Sort the content list */
	void SortContentList()
	{
		if (!this->content.Sort()) return;

		for (ConstContentIterator iter = this->content.Begin(); iter != this->content.End(); iter++) {
			if (*iter == this->selected) {
				this->list_pos = iter - this->content.Begin();
				break;
			}
		}
	}

	/** Filter content by tags/name */
	static bool CDECL TagNameFilter(const ContentInfo * const *a, const char *filter_string)
	{
		for (int i = 0; i < (*a)->tag_count; i++) {
			if (strcasestr((*a)->tags[i], filter_string) != NULL) return true;
		}
		return strcasestr((*a)->name, filter_string) != NULL;
	}

	/** Filter the content list */
	void FilterContentList()
	{
		if (!this->content.Filter(this->edit_str_buf)) return;

		/* update list position */
		for (ConstContentIterator iter = this->content.Begin(); iter != this->content.End(); iter++) {
			if (*iter == this->selected) {
				this->list_pos = iter - this->content.Begin();
				return;
			}
		}

		/* previously selected item not in list anymore */
		this->selected = NULL;
		this->list_pos = 0;
	}

	/** Make sure that the currently selected content info is within the visible part of the matrix */
	void ScrollToSelected()
	{
		if (this->selected == NULL) return;

		this->vscroll.ScrollTowards(this->list_pos);
	}

public:
	/**
	 * Create the content list window.
	 * @param desc the window description to pass to Window's constructor.
	 */
	NetworkContentListWindow(const WindowDesc *desc, bool select_all) :
			QueryStringBaseWindow(EDITBOX_MAX_SIZE),
			selected(NULL),
			list_pos(0)
	{
		this->InitNested(desc, 1);

		this->GetWidget<NWidgetStacked>(NCLWW_SEL_ALL_UPDATE)->SetDisplayedPlane(select_all);

		this->afilter = CS_ALPHANUMERAL;
		InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, EDITBOX_MAX_LENGTH);
		this->SetFocusedWidget(NCLWW_FILTER);

		_network_content_client.AddCallback(this);
		this->content.SetListing(this->last_sorting);
		this->content.SetFiltering(this->last_filtering);
		this->content.SetSortFuncs(this->sorter_funcs);
		this->content.SetFilterFuncs(this->filter_funcs);
		this->content.ForceRebuild();
		this->FilterContentList();
		this->SortContentList();
		this->InvalidateData();
	}

	/** Free everything we allocated */
	~NetworkContentListWindow()
	{
		_network_content_client.RemoveCallback(this);
	}

	virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
	{
		switch (widget) {
			case NCLWW_FILTER_CAPT:
				*size = maxdim(*size, GetStringBoundingBox(STR_CONTENT_FILTER_TITLE));
				break;

			case NCLWW_TYPE: {
				Dimension d = *size;
				for (int i = CONTENT_TYPE_BEGIN; i < CONTENT_TYPE_END; i++) {
					d = maxdim(d, GetStringBoundingBox(STR_CONTENT_TYPE_BASE_GRAPHICS + i - CONTENT_TYPE_BASE_GRAPHICS));
				}
				size->width = d.width + WD_MATRIX_RIGHT + WD_MATRIX_LEFT;
				break;
			}

			case NCLWW_MATRIX:
				resize->height = FONT_HEIGHT_NORMAL + WD_MATRIX_TOP + WD_MATRIX_BOTTOM;
				size->height = 10 * resize->height;
				break;
		}
	}


	virtual void DrawWidget(const Rect &r, int widget) const
	{
		switch (widget) {
			case NCLWW_FILTER_CAPT:
				DrawString(r.left, r.right, r.top, STR_CONTENT_FILTER_TITLE, TC_FROMSTRING, SA_RIGHT);
				break;

			case NCLWW_DETAILS:
				this->DrawDetails(r);
				break;

			case NCLWW_MATRIX:
				this->DrawMatrix(r);
				break;
		}
	}

	virtual void OnPaint()
	{
		const SortButtonState arrow = this->content.IsDescSortOrder() ? SBS_DOWN : SBS_UP;

		if (this->content.NeedRebuild()) {
			this->BuildContentList();
		}

		this->DrawWidgets();

		/* Edit box to filter for keywords */
		this->DrawEditBox(NCLWW_FILTER);

		switch (this->content.SortType()) {
			case NCLWW_CHECKBOX - NCLWW_CHECKBOX: this->DrawSortButtonState(NCLWW_CHECKBOX, arrow); break;
			case NCLWW_TYPE     - NCLWW_CHECKBOX: this->DrawSortButtonState(NCLWW_TYPE,     arrow); break;
			case NCLWW_NAME     - NCLWW_CHECKBOX: this->DrawSortButtonState(NCLWW_NAME,     arrow); break;
		}
	}

	void DrawMatrix(const Rect &r) const
	{
		const NWidgetBase *nwi_checkbox = this->GetWidget<NWidgetBase>(NCLWW_CHECKBOX);
		const NWidgetBase *nwi_name = this->GetWidget<NWidgetBase>(NCLWW_NAME);
		const NWidgetBase *nwi_type = this->GetWidget<NWidgetBase>(NCLWW_TYPE);


		/* Fill the matrix with the information */
		int sprite_y_offset = WD_MATRIX_TOP + (FONT_HEIGHT_NORMAL - 10) / 2;
		uint y = r.top;
		int cnt = 0;
		for (ConstContentIterator iter = this->content.Get(this->vscroll.GetPosition()); iter != this->content.End() && cnt < this->vscroll.GetCapacity(); iter++, cnt++) {
			const ContentInfo *ci = *iter;

			if (ci == this->selected) GfxFillRect(r.left + 1, y + 1, r.right - 1, y + this->resize.step_height - 1, 10);

			SpriteID sprite;
			SpriteID pal = PAL_NONE;
			switch (ci->state) {
				case ContentInfo::UNSELECTED:     sprite = SPR_BOX_EMPTY;   break;
				case ContentInfo::SELECTED:       sprite = SPR_BOX_CHECKED; break;
				case ContentInfo::AUTOSELECTED:   sprite = SPR_BOX_CHECKED; break;
				case ContentInfo::ALREADY_HERE:   sprite = SPR_BLOT; pal = PALETTE_TO_GREEN; break;
				case ContentInfo::DOES_NOT_EXIST: sprite = SPR_BLOT; pal = PALETTE_TO_RED;   break;
				default: NOT_REACHED();
			}
			DrawSprite(sprite, pal, nwi_checkbox->pos_x + (pal == PAL_NONE ? 2 : 3), y + sprite_y_offset + (pal == PAL_NONE ? 1 : 0));

			StringID str = STR_CONTENT_TYPE_BASE_GRAPHICS + ci->type - CONTENT_TYPE_BASE_GRAPHICS;
			DrawString(nwi_type->pos_x, nwi_type->pos_x + nwi_type->current_x - 1, y + WD_MATRIX_TOP, str, TC_BLACK, SA_CENTER);

			DrawString(nwi_name->pos_x + WD_FRAMERECT_LEFT, nwi_name->pos_x + nwi_name->current_x - WD_FRAMERECT_RIGHT, y + WD_MATRIX_TOP, ci->name, TC_BLACK);
			y += this->resize.step_height;
		}
	}

	/**
	 * Helper function to draw the details part of this window.
	 * @param r the rectangle to stay within while drawing
	 */
	void DrawDetails(const Rect &r) const
	{
		static const int DETAIL_LEFT         =  5; ///< Number of pixels at the left
		static const int DETAIL_RIGHT        =  5; ///< Number of pixels at the right
		static const int DETAIL_TOP          =  5; ///< Number of pixels at the top

		/* Height for the title banner */
		int DETAIL_TITLE_HEIGHT = 5 * FONT_HEIGHT_NORMAL;

		/* Create the nice grayish rectangle at the details top */
		GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.top + DETAIL_TITLE_HEIGHT, 157);
		DrawString(r.left + WD_INSET_LEFT, r.right - WD_INSET_RIGHT, r.top + FONT_HEIGHT_NORMAL + WD_INSET_TOP, STR_CONTENT_DETAIL_TITLE, TC_FROMSTRING, SA_CENTER);

		/* Draw the total download size */
		SetDParam(0, this->filesize_sum);
		DrawString(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, r.bottom - FONT_HEIGHT_NORMAL - WD_PAR_VSEP_NORMAL, STR_CONTENT_TOTAL_DOWNLOAD_SIZE);

		if (this->selected == NULL) return;

		/* And fill the rest of the details when there's information to place there */
		DrawStringMultiLine(r.left + WD_INSET_LEFT, r.right - WD_INSET_RIGHT, r.top + DETAIL_TITLE_HEIGHT / 2, r.top + DETAIL_TITLE_HEIGHT, STR_CONTENT_DETAIL_SUBTITLE_UNSELECTED + this->selected->state, TC_FROMSTRING, SA_CENTER);

		/* Also show the total download size, so keep some space from the bottom */
		const uint max_y = r.bottom - FONT_HEIGHT_NORMAL - WD_PAR_VSEP_WIDE;
		int y = r.top + DETAIL_TITLE_HEIGHT + DETAIL_TOP;

		if (this->selected->upgrade) {
			SetDParam(0, STR_CONTENT_TYPE_BASE_GRAPHICS + this->selected->type - CONTENT_TYPE_BASE_GRAPHICS);
			y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_UPDATE);
			y += WD_PAR_VSEP_WIDE;
		}

		SetDParamStr(0, this->selected->name);
		y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_NAME);

		if (!StrEmpty(this->selected->version)) {
			SetDParamStr(0, this->selected->version);
			y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_VERSION);
		}

		if (!StrEmpty(this->selected->description)) {
			SetDParamStr(0, this->selected->description);
			y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_DESCRIPTION);
		}

		if (!StrEmpty(this->selected->url)) {
			SetDParamStr(0, this->selected->url);
			y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_URL);
		}

		SetDParam(0, STR_CONTENT_TYPE_BASE_GRAPHICS + this->selected->type - CONTENT_TYPE_BASE_GRAPHICS);
		y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_TYPE);

		y += WD_PAR_VSEP_WIDE;
		SetDParam(0, this->selected->filesize);
		y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_FILESIZE);

		if (this->selected->dependency_count != 0) {
			/* List dependencies */
			char buf[DRAW_STRING_BUFFER] = "";
			char *p = buf;
			for (uint i = 0; i < this->selected->dependency_count; i++) {
				ContentID cid = this->selected->dependencies[i];

				/* Try to find the dependency */
				ConstContentIterator iter = _network_content_client.Begin();
				for (; iter != _network_content_client.End(); iter++) {
					const ContentInfo *ci = *iter;
					if (ci->id != cid) continue;

					p += seprintf(p, lastof(buf), p == buf ? "%s" : ", %s", (*iter)->name);
					break;
				}
			}
			SetDParamStr(0, buf);
			y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_DEPENDENCIES);
		}

		if (this->selected->tag_count != 0) {
			/* List all tags */
			char buf[DRAW_STRING_BUFFER] = "";
			char *p = buf;
			for (uint i = 0; i < this->selected->tag_count; i++) {
				p += seprintf(p, lastof(buf), i == 0 ? "%s" : ", %s", this->selected->tags[i]);
			}
			SetDParamStr(0, buf);
			y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_TAGS);
		}

		if (this->selected->IsSelected()) {
			/* When selected show all manually selected content that depends on this */
			ConstContentVector tree;
			_network_content_client.ReverseLookupTreeDependency(tree, this->selected);

			char buf[DRAW_STRING_BUFFER] = "";
			char *p = buf;
			for (ConstContentIterator iter = tree.Begin(); iter != tree.End(); iter++) {
				const ContentInfo *ci = *iter;
				if (ci == this->selected || ci->state != ContentInfo::SELECTED) continue;

				p += seprintf(p, lastof(buf), buf == p ? "%s" : ", %s", ci->name);
			}
			if (p != buf) {
				SetDParamStr(0, buf);
				y = DrawStringMultiLine(r.left + DETAIL_LEFT, r.right - DETAIL_RIGHT, y, max_y, STR_CONTENT_DETAIL_SELECTED_BECAUSE_OF);
			}
		}
	}

	virtual void OnClick(Point pt, int widget, int click_count)
	{
		switch (widget) {
			case NCLWW_MATRIX: {
				uint32 id_v = (pt.y - this->GetWidget<NWidgetBase>(NCLWW_MATRIX)->pos_y) / this->resize.step_height;

				if (id_v >= this->vscroll.GetCapacity()) return; // click out of bounds
				id_v += this->vscroll.GetPosition();

				if (id_v >= this->content.Length()) return; // click out of bounds

				this->selected = *this->content.Get(id_v);
				this->list_pos = id_v;

				const NWidgetBase *checkbox = this->GetWidget<NWidgetBase>(NCLWW_CHECKBOX);
				if (click_count > 1 || IsInsideBS(pt.x, checkbox->pos_x, checkbox->current_x)) {
					_network_content_client.ToggleSelectedState(this->selected);
					this->content.ForceResort();
				}

				this->InvalidateData();
			} break;

			case NCLWW_CHECKBOX:
			case NCLWW_TYPE:
			case NCLWW_NAME:
				if (this->content.SortType() == widget - NCLWW_CHECKBOX) {
					this->content.ToggleSortOrder();
					this->list_pos = this->content.Length() - this->list_pos - 1;
				} else {
					this->content.SetSortType(widget - NCLWW_CHECKBOX);
					this->content.ForceResort();
					this->SortContentList();
				}
				this->ScrollToSelected();
				this->InvalidateData();
				break;

			case NCLWW_SELECT_ALL:
				_network_content_client.SelectAll();
				this->InvalidateData();
				break;

			case NCLWW_SELECT_UPDATE:
				_network_content_client.SelectUpgrade();
				this->InvalidateData();
				break;

			case NCLWW_UNSELECT:
				_network_content_client.UnselectAll();
				this->InvalidateData();
				break;

			case NCLWW_CANCEL:
				delete this;
				break;

			case NCLWW_DOWNLOAD:
				if (BringWindowToFrontById(WC_NETWORK_STATUS_WINDOW, 0) == NULL) new NetworkContentDownloadStatusWindow();
				break;
		}
	}

	virtual void OnMouseLoop()
	{
		this->HandleEditBox(NCLWW_FILTER);
	}

	virtual EventState OnKeyPress(uint16 key, uint16 keycode)
	{
		switch (keycode) {
			case WKC_UP:
				/* scroll up by one */
				if (this->list_pos > 0) this->list_pos--;
				break;
			case WKC_DOWN:
				/* scroll down by one */
				if (this->list_pos < (int)this->content.Length() - 1) this->list_pos++;
				break;
			case WKC_PAGEUP:
				/* scroll up a page */
				this->list_pos = (this->list_pos < this->vscroll.GetCapacity()) ? 0 : this->list_pos - this->vscroll.GetCapacity();
				break;
			case WKC_PAGEDOWN:
				/* scroll down a page */
				this->list_pos = min(this->list_pos + this->vscroll.GetCapacity(), (int)this->content.Length() - 1);
				break;
			case WKC_HOME:
				/* jump to beginning */
				this->list_pos = 0;
				break;
			case WKC_END:
				/* jump to end */
				this->list_pos = this->content.Length() - 1;
				break;

			case WKC_SPACE:
			case WKC_RETURN:
				if (keycode == WKC_RETURN || !IsWidgetFocused(NCLWW_FILTER)) {
					if (this->selected != NULL) {
						_network_content_client.ToggleSelectedState(this->selected);
						this->content.ForceResort();
						this->InvalidateData();
					}
					return ES_HANDLED;
				}
				/* Fall through when pressing space is pressed and filter isn't focused */

			default: {
				/* Handle editbox input */
				EventState state = ES_NOT_HANDLED;
				if (this->HandleEditBoxKey(NCLWW_FILTER, key, keycode, state) == HEBR_EDITING) {
					this->OnOSKInput(NCLWW_FILTER);
				}

				return state;
			}
		}

		if (_network_content_client.Length() == 0) return ES_HANDLED;

		this->selected = *this->content.Get(this->list_pos);

		/* scroll to the new server if it is outside the current range */
		this->ScrollToSelected();

		/* redraw window */
		this->InvalidateData();
		return ES_HANDLED;
	}

	virtual void OnOSKInput(int wid)
	{
		this->content.SetFilterState(!StrEmpty(this->edit_str_buf));
		this->content.ForceRebuild();
		this->InvalidateData();
	}

	virtual void OnResize()
	{
		this->vscroll.SetCapacityFromWidget(this, NCLWW_MATRIX);
		this->GetWidget<NWidgetCore>(NCLWW_MATRIX)->widget_data = (this->vscroll.GetCapacity() << MAT_ROW_START) + (1 << MAT_COL_START);
	}

	virtual void OnReceiveContentInfo(const ContentInfo *rci)
	{
		this->content.ForceRebuild();
		this->InvalidateData();
	}

	virtual void OnDownloadComplete(ContentID cid)
	{
		this->content.ForceResort();
		this->InvalidateData();
	}

	virtual void OnConnect(bool success)
	{
		if (!success) {
			ShowErrorMessage(STR_CONTENT_ERROR_COULD_NOT_CONNECT, INVALID_STRING_ID, 0, 0);
			delete this;
			return;
		}

		this->InvalidateData();
	}

	virtual void OnInvalidateData(int data)
	{
		if (this->content.NeedRebuild()) this->BuildContentList();

		/* To sum all the bytes we intend to download */
		this->filesize_sum = 0;
		bool show_select_all = false;
		bool show_select_upgrade = false;
		for (ConstContentIterator iter = this->content.Begin(); iter != this->content.End(); iter++) {
			const ContentInfo *ci = *iter;
			switch (ci->state) {
				case ContentInfo::SELECTED:
				case ContentInfo::AUTOSELECTED:
					this->filesize_sum += ci->filesize;
					break;

				case ContentInfo::UNSELECTED:
					show_select_all = true;
					show_select_upgrade |= ci->upgrade;
					break;

				default:
					break;
			}
		}

		/* If data == 2 then the status window caused this OnInvalidate */
		this->SetWidgetDisabledState(NCLWW_DOWNLOAD, this->filesize_sum == 0 || (FindWindowById(WC_NETWORK_STATUS_WINDOW, 0) != NULL && data != 2));
		this->SetWidgetDisabledState(NCLWW_UNSELECT, this->filesize_sum == 0);
		this->SetWidgetDisabledState(NCLWW_SELECT_ALL, !show_select_all);
		this->SetWidgetDisabledState(NCLWW_SELECT_UPDATE, !show_select_upgrade);

		this->GetWidget<NWidgetCore>(NCLWW_CANCEL)->widget_data = this->filesize_sum == 0 ? STR_AI_SETTINGS_CLOSE : STR_AI_LIST_CANCEL;
	}
};

Listing NetworkContentListWindow::last_sorting = {false, 1};
Filtering NetworkContentListWindow::last_filtering = {false, 0};

NetworkContentListWindow::GUIContentList::SortFunction * const NetworkContentListWindow::sorter_funcs[] = {
	&StateSorter,
	&TypeSorter,
	&NameSorter,
};

NetworkContentListWindow::GUIContentList::FilterFunction * const NetworkContentListWindow::filter_funcs[] = {
	&TagNameFilter,
};

static const NWidgetPart _nested_network_content_list_widgets[] = {
	NWidget(NWID_HORIZONTAL),
		NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE),
		NWidget(WWT_CAPTION, COLOUR_LIGHT_BLUE), SetDataTip(STR_CONTENT_TITLE, STR_NULL),
	EndContainer(),
	NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NCLWW_BACKGROUND),
		NWidget(NWID_SPACER), SetMinimalSize(0, 7), SetResize(1, 0),
		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(8, 8, 8),
			/* Top */
			NWidget(WWT_EMPTY, COLOUR_LIGHT_BLUE, NCLWW_FILTER_CAPT), SetFill(1, 0), SetResize(1, 0),
			NWidget(WWT_EDITBOX, COLOUR_LIGHT_BLUE, NCLWW_FILTER), SetFill(1, 0), SetResize(1, 0),
						SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP),
		EndContainer(),
		NWidget(NWID_SPACER), SetMinimalSize(0, 7), SetResize(1, 0),
		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(8, 8, 8),
			/* Left side. */
			NWidget(NWID_VERTICAL),
				NWidget(NWID_HORIZONTAL),
					NWidget(NWID_VERTICAL),
						NWidget(NWID_HORIZONTAL),
							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_CHECKBOX), SetMinimalSize(13, 1), SetDataTip(STR_EMPTY, STR_NULL),
							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_TYPE),
											SetDataTip(STR_CONTENT_TYPE_CAPTION, STR_CONTENT_TYPE_CAPTION_TOOLTIP),
							NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_NAME), SetResize(1, 0), SetFill(1, 0),
											SetDataTip(STR_CONTENT_NAME_CAPTION, STR_CONTENT_NAME_CAPTION_TOOLTIP),
						EndContainer(),
						NWidget(WWT_MATRIX, COLOUR_LIGHT_BLUE, NCLWW_MATRIX), SetResize(1, 14), SetFill(1, 1),
					EndContainer(),
					NWidget(WWT_SCROLLBAR, COLOUR_LIGHT_BLUE, NCLWW_SCROLLBAR),
				EndContainer(),
			EndContainer(),
			/* Right side. */
			NWidget(NWID_VERTICAL),
				NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NCLWW_DETAILS), SetResize(1, 1), SetFill(1, 1), EndContainer(),
			EndContainer(),
		EndContainer(),
		NWidget(NWID_SPACER), SetMinimalSize(0, 7), SetResize(1, 0),
		/* Bottom. */
		NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(8, 8, 8),
			NWidget(NWID_SELECTION, INVALID_COLOUR, NCLWW_SEL_ALL_UPDATE), SetResize(1, 0), SetFill(1, 0),
				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_SELECT_UPDATE), SetResize(1, 0), SetFill(1, 0),
										SetDataTip(STR_CONTENT_SELECT_UPDATES_CAPTION, STR_CONTENT_SELECT_UPDATES_CAPTION_TOOLTIP),
				NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_SELECT_ALL), SetResize(1, 0), SetFill(1, 0),
										SetDataTip(STR_CONTENT_SELECT_ALL_CAPTION, STR_CONTENT_SELECT_ALL_CAPTION_TOOLTIP),
			EndContainer(),
			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_UNSELECT), SetResize(1, 0), SetFill(1, 0),
										SetDataTip(STR_CONTENT_UNSELECT_ALL_CAPTION, STR_CONTENT_UNSELECT_ALL_CAPTION_TOOLTIP),
			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_CANCEL), SetResize(1, 0), SetFill(1, 0),
										SetDataTip(STR_BUTTON_CANCEL, STR_NULL),
			NWidget(WWT_PUSHTXTBTN, COLOUR_WHITE, NCLWW_DOWNLOAD), SetResize(1, 0), SetFill(1, 0),
										SetDataTip(STR_CONTENT_DOWNLOAD_CAPTION, STR_CONTENT_DOWNLOAD_CAPTION_TOOLTIP),
		EndContainer(),
		NWidget(NWID_SPACER), SetMinimalSize(0, 2), SetResize(1, 0),
		/* Resize button. */
		NWidget(NWID_HORIZONTAL),
			NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
			NWidget(WWT_RESIZEBOX, COLOUR_LIGHT_BLUE),
		EndContainer(),
	EndContainer(),
};

/** Window description of the content list */
static const WindowDesc _network_content_list_desc(
	WDP_CENTER, 630, 460,
	WC_NETWORK_WINDOW, WC_NONE,
	WDF_UNCLICK_BUTTONS,
	_nested_network_content_list_widgets, lengthof(_nested_network_content_list_widgets)
);

/**
 * Show the content list window with a given set of content
 * @param cv the content to show, or NULL when it has to search for itself
 * @param type the type to (only) show
 */
void ShowNetworkContentListWindow(ContentVector *cv, ContentType type)
{
#if defined(WITH_ZLIB)
	_network_content_client.Clear();
	if (cv == NULL) {
		_network_content_client.RequestContentList(type);
	} else {
		_network_content_client.RequestContentList(cv, true);
	}

	DeleteWindowById(WC_NETWORK_WINDOW, 1);
	new NetworkContentListWindow(&_network_content_list_desc, cv != NULL);
#else
	ShowErrorMessage(STR_CONTENT_NO_ZLIB, STR_CONTENT_NO_ZLIB_SUB, 0, 0);
	/* Connection failed... clean up the mess */
	if (cv != NULL) {
		for (ContentIterator iter = cv->Begin(); iter != cv->End(); iter++) delete *iter;
	}
#endif /* WITH_ZLIB */
}

#endif /* ENABLE_NETWORK */