summaryrefslogtreecommitdiff
path: root/widget.c
blob: ad8733b4d1c4963d84b8983626b80e5527f7913a (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
#include "stdafx.h"
#include "ttd.h"
#include "table/strings.h"
#include "window.h"
#include "gfx.h"
#include "viewport.h"

static Point HandleScrollbarHittest(Scrollbar *sb, int top, int bottom)
{
	Point pt;
	int height, count, pos, cap;

	top += 10;
	bottom -= 9;

	height = (bottom - top);

	pos = sb->pos;
	count = sb->count;
	cap = sb->cap;

	if (count != 0)	top += height * pos / count;

	if (cap > count) cap = count;
	if (count != 0)
		bottom -= (count - pos - cap) * height / count;

	pt.x = top;
	pt.y = bottom - 1;
	return pt;
}

/*****************************************************
 * Special handling for the scrollbar widget type.
 * Handles the special scrolling buttons and other
 * scrolling.
 * Parameters:
 *   w   - Window.
 *   wi  - Pointer to the scrollbar widget.
 *   x   - The X coordinate of the mouse click.
 *   y   - The Y coordinate of the mouse click.
 */

void ScrollbarClickHandler(Window *w, const Widget *wi, int x, int y)
{
	int mi, ma, pos;
	Scrollbar *sb;

	switch (wi->type) {
		case WWT_SCROLLBAR: {
			// vertical scroller
			w->flags4 &= ~WF_HSCROLL;
			w->flags4 &= ~WF_SCROLL2;
			mi = wi->top;
			ma = wi->bottom;
			pos = y;
			sb = &w->vscroll;
			break;
		}
		case WWT_SCROLL2BAR: {
			// 2nd vertical scroller
			w->flags4 &= ~WF_HSCROLL;
			w->flags4 |= WF_SCROLL2;
			mi = wi->top;
			ma = wi->bottom;
			pos = y;
			sb = &w->vscroll2;
			break;
		}
		case  WWT_HSCROLLBAR: {
			// horizontal scroller
			assert(wi->type == WWT_HSCROLLBAR);
			w->flags4 |= WF_HSCROLL;
			mi = wi->left;
			ma = wi->right;
			pos = x;
			sb = &w->hscroll;
		}
		default: return; //this should never happen
	}
	if (pos <= mi+9) {
		// Pressing the upper button?
		if (!_demo_mode) {
			w->flags4 |= WF_SCROLL_UP;
			if (_scroller_click_timeout == 0) {
				_scroller_click_timeout = 6;
				if (sb->pos != 0) sb->pos--;
			}
			_left_button_clicked = false;
		}
	} else if (pos >= ma-10) {
		// Pressing the lower button?
		if (!_demo_mode) {
			w->flags4 |= WF_SCROLL_DOWN;

			if (_scroller_click_timeout == 0) {
				_scroller_click_timeout = 6;
				if ((byte)(sb->pos + sb->cap) < sb->count)
					sb->pos++;
			}
			_left_button_clicked = false;
		}
	} else {
		//
		Point pt = HandleScrollbarHittest(sb, mi, ma);

		if (pos < pt.x) {
			sb->pos = max(sb->pos - sb->cap, 0);
		} else if (pos > pt.y) {
			sb->pos = min(
				sb->pos + sb->cap,
				max(sb->count - sb->cap, 0)
			);
		} else {
			_scrollbar_start_pos = pt.x - mi - 9;
			_scrollbar_size = ma - mi - 23;
			w->flags4 |= WF_SCROLL_MIDDLE;
			_scrolling_scrollbar = true;
			_cursorpos_drag_start = _cursor.pos;
		}
	}

	SetWindowDirty(w);
}

/*****************************************************
 * Returns the index for the widget located at the given
 * position relative to the window.
 * Parameters:
 *   w   - Window
 *   x/y - Window client coordinates
 * Returns:
 *   A widget index, or -1 if no widget was found.
 */
int GetWidgetFromPos(Window *w, int x, int y)
{
	const Widget *wi;
	int index, found_index = -1;

	// Go through the widgets and check if we find the widget that the coordinate is
	// inside.
	for(index=0,wi=w->widget; wi->type != WWT_LAST; index++, wi++) {
		if (wi->type == WWT_EMPTY || wi->type == WWT_FRAME)
			continue;

		if (x >= wi->left &&
		    x < wi->right &&
				y >= wi->top &&
				y < wi->bottom && !HASBIT(w->hidden_state,index)) {
				found_index = index;
		}
	}

	// Return the index
	return found_index;
}


void DrawWindowWidgets(Window *w)
{
	const Widget *wi;
	DrawPixelInfo *dpi = _cur_dpi;
	Rect r;
	uint32 dparam_backup[20];
	uint32 cur_click, cur_disabled, cur_hidden;

	if (w->desc_flags & WDF_RESTORE_DPARAM)	COPY_OUT_DPARAM(dparam_backup, 0, lengthof(dparam_backup));

	wi = w->widget;

	cur_click = w->click_state;
	cur_disabled = w->disabled_state;
	cur_hidden = w->hidden_state;

	do {
		if (dpi->left > (r.right=/*w->left + */wi->right) ||
		    dpi->left + dpi->width <= (r.left=wi->left/* + w->left*/) ||
				dpi->top > (r.bottom=/*w->top +*/ wi->bottom) ||
				dpi->top + dpi->height <= (r.top = /*w->top +*/ wi->top) ||
				(cur_hidden&1))
					continue;

		switch(wi->type&WWT_MASK) {
		case WWT_PANEL:
		case WWT_PANEL_2: {
			int img;

			DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color,
				(cur_click & 1) ? 0x20 : 0);

			if ((img=wi->unkA) != 0) {
				if ((wi->type&WWT_MASK) == WWT_PANEL_2 && (cur_click&1)) img++;
				DrawSprite(img, r.left+1, r.top+1);
			}
			goto draw_default;
		}

		case WWT_CLOSEBOX:
		case WWT_4: {
			DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color,
					(cur_click & 1) ? 0x20 : 0);
			}
		/* fall through */

		case WWT_5: {
			StringID str = wi->unkA;

			if ((wi->type&WWT_MASK) == WWT_4 && (cur_click&1)) str++;

			DrawStringCentered((r.left + r.right+1)>>1, ((r.top+r.bottom + 1)>>1) - 5, str, 0);
			goto restore_dparam;
		}

		case WWT_6: {
			StringID str;
			DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color, 0x60);

			if ((str = wi->unkA) != 0) {
				DrawString(r.left+2, r.top+1, str, 0);
				goto restore_dparam;
			}
			goto draw_default;
		}

		case WWT_MATRIX: {
			int c, d, ctr;
			int x, amt1, amt2;
			int color;

			DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color,
					(cur_click & 1) ? 0x20 : 0);

			c = (wi->unkA&0xFF);
			amt1 = (wi->right - wi->left + 1) / c;

			d = (wi->unkA >> 8);
			amt2 = (wi->bottom - wi->top + 1) / d;

			color = _color_list[wi->color&0xF].window_color_bgb;

			x = r.left;
			for(ctr=c; --ctr; ) {
				x += amt1;
				GfxFillRect(x, r.top+1, x, r.bottom-1, color);
			}

			x = r.top;
			for(ctr=d; --ctr; ) {
				x += amt2;
				GfxFillRect(r.left+1, x, r.right-1, x, color);
			}

			color = _color_list[wi->color&0xF].window_color_1b;

			x = r.left-1;
			for(ctr=c; --ctr; ) {
				x += amt1;
				GfxFillRect(x, r.top+1, x, r.bottom-1, color);
			}

			x = r.top-1;
			for(ctr=d; --ctr; ) {
				x += amt2;
				GfxFillRect(r.left+1, x, r.right-1, x, color);
			}

			goto draw_default;
		}

		// vertical scrollbar
		case WWT_SCROLLBAR: {
			Point pt;
			int c1,c2;

			// draw up/down buttons
			DrawFrameRect(r.left, r.top, r.right, r.top+9, wi->color, (w->flags4 & (WF_SCROLL_UP | WF_HSCROLL | WF_SCROLL2)) == WF_SCROLL_UP ? 0x20 : 0);
			DrawFrameRect(r.left, r.bottom-9, r.right, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_DOWN | WF_HSCROLL | WF_SCROLL2)) == WF_SCROLL_DOWN ? 0x20 : 0);

			// draw icons in up/down buttons
			DoDrawString("\xA0", r.left+2, r.top, 0x10);
			DoDrawString("\xAA", r.left+2, r.bottom-9, 0x10);

			c1 = _color_list[wi->color&0xF].window_color_1a;
			c2 = _color_list[wi->color&0xF].window_color_2;

			// draw "shaded" background
			GfxFillRect(r.left, r.top+10, r.right, r.bottom-10, c2);
			GfxFillRect(r.left, r.top+10, r.right, r.bottom-10, c1 | 0x8000);

			// draw shaded lines
			GfxFillRect(r.left+2, r.top+10, r.left+2, r.bottom-10, c1);
			GfxFillRect(r.left+3, r.top+10, r.left+3, r.bottom-10, c2);
			GfxFillRect(r.left+7, r.top+10, r.left+7, r.bottom-10, c1);
			GfxFillRect(r.left+8, r.top+10, r.left+8, r.bottom-10, c2);

			pt = HandleScrollbarHittest(&w->vscroll, r.top, r.bottom);
			DrawFrameRect(r.left, pt.x, r.right, pt.y, wi->color, (w->flags4 & (WF_SCROLL_MIDDLE | WF_HSCROLL | WF_SCROLL2)) == WF_SCROLL_MIDDLE ? 0x20 : 0);
			break;
		}
		case WWT_SCROLL2BAR: {
			Point pt;
			int c1,c2;

			// draw up/down buttons
			DrawFrameRect(r.left, r.top, r.right, r.top+9, wi->color, (w->flags4 & (WF_SCROLL_UP | WF_HSCROLL | WF_SCROLL2)) == (WF_SCROLL_UP | WF_SCROLL2) ? 0x20 : 0);
			DrawFrameRect(r.left, r.bottom-9, r.right, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_DOWN | WF_HSCROLL | WF_SCROLL2)) == (WF_SCROLL_DOWN | WF_SCROLL2) ? 0x20 : 0);

			// draw icons in up/down buttons
			DoDrawString("\xA0", r.left+2, r.top, 0x10);
			DoDrawString("\xAA", r.left+2, r.bottom-9, 0x10);

			c1 = _color_list[wi->color&0xF].window_color_1a;
			c2 = _color_list[wi->color&0xF].window_color_2;

			// draw "shaded" background
			GfxFillRect(r.left, r.top+10, r.right, r.bottom-10, c2);
			GfxFillRect(r.left, r.top+10, r.right, r.bottom-10, c1 | 0x8000);

			// draw shaded lines
			GfxFillRect(r.left+2, r.top+10, r.left+2, r.bottom-10, c1);
			GfxFillRect(r.left+3, r.top+10, r.left+3, r.bottom-10, c2);
			GfxFillRect(r.left+7, r.top+10, r.left+7, r.bottom-10, c1);
			GfxFillRect(r.left+8, r.top+10, r.left+8, r.bottom-10, c2);

			pt = HandleScrollbarHittest(&w->vscroll2, r.top, r.bottom);
			DrawFrameRect(r.left, pt.x, r.right, pt.y, wi->color, (w->flags4 & (WF_SCROLL_MIDDLE | WF_HSCROLL | WF_SCROLL2)) == (WF_SCROLL_MIDDLE | WF_SCROLL2) ? 0x20 : 0);
			break;
		}

		// horizontal scrollbar
		case WWT_HSCROLLBAR: {
			Point pt;
			int c1,c2;

			DrawFrameRect(r.left, r.top, r.left + 9, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_UP | WF_HSCROLL)) == (WF_SCROLL_UP | WF_HSCROLL) ? 0x20 : 0);
			DrawFrameRect(r.right-9, r.top, r.right, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_DOWN | WF_HSCROLL)) == (WF_SCROLL_DOWN | WF_HSCROLL) ? 0x20 : 0);

			// draw icons in up/down buttons
			DoDrawString("\xA0", r.left+1, r.top+1, 0x10);
			DoDrawString("\xAA", r.right-8, r.top+1, 0x10);

			c1 = _color_list[wi->color&0xF].window_color_1a;
			c2 = _color_list[wi->color&0xF].window_color_2;

			// draw "shaded" background
			GfxFillRect(r.left+10, r.top, r.right-10, r.bottom, c2);
			GfxFillRect(r.left+10, r.top, r.right-10, r.bottom, c1 | 0x8000);

			// draw shaded lines
			GfxFillRect(r.left+10, r.top+2, r.right-10, r.top+2, c1);
			GfxFillRect(r.left+10, r.top+3, r.right-10, r.top+3, c2);
			GfxFillRect(r.left+10, r.top+7, r.right-10, r.top+7, c1);
			GfxFillRect(r.left+10, r.top+8, r.right-10, r.top+8, c2);

			// draw actual scrollbar
			pt = HandleScrollbarHittest(&w->hscroll, r.left, r.right);
			DrawFrameRect(pt.x, r.top, pt.y, r.bottom, wi->color, (w->flags4 & (WF_SCROLL_MIDDLE | WF_HSCROLL)) == (WF_SCROLL_MIDDLE | WF_HSCROLL) ? 0x20 : 0);

			break;
		}

		case WWT_FRAME: {
			int c1,c2;
			int x2 = r.left; // by default the left side is the left side of the widget

			if (wi->unkA != 0) {
				x2 = DrawString(r.left+6, r.top, wi->unkA, 0);
			}

			c1 = _color_list[wi->color].window_color_1a;
			c2 = _color_list[wi->color].window_color_2;

			//Line from upper left corner to start of text
			GfxFillRect(r.left, r.top+4, r.left+4,r.top+4, c1);
			GfxFillRect(r.left+1, r.top+5, r.left+4,r.top+5, c2);

			// Line from end of text to upper right corner
			GfxFillRect(x2, r.top+4, r.right-1,r.top+4,c1);
			GfxFillRect(x2, r.top+5, r.right-2,r.top+5,c2);

			// Line from upper left corner to bottom left corner
			GfxFillRect(r.left, r.top+5, r.left, r.bottom-1, c1);
			GfxFillRect(r.left+1, r.top+6, r.left+1, r.bottom-2, c2);

			//Line from upper right corner to bottom right corner
			GfxFillRect(r.right-1, r.top+5, r.right-1, r.bottom-2, c1);
			GfxFillRect(r.right, r.top+4, r.right, r.bottom-1, c2);

			GfxFillRect(r.left+1, r.bottom-1, r.right-1, r.bottom-1, c1);
			GfxFillRect(r.left, r.bottom, r.right, r.bottom, c2);

			goto restore_dparam;
		}

		case WWT_STICKYBOX: {
			DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color, (cur_click & 1) ? 0x20 : 0);
			DrawSprite((cur_click & 1) ? SPR_PIN_UP :SPR_PIN_DOWN, r.left + 2, r.top + 3);
			break;
		}
		
		case WWT_CAPTION: {
			DrawFrameRect(r.left, r.top, r.right, r.bottom, wi->color, 0x10);
			DrawFrameRect(r.left+1, r.top+1, r.right-1, r.bottom-1, wi->color, (w->caption_color == 0xFF) ? 0x60 : 0x70);

			if (w->caption_color != 0xFF) {
				GfxFillRect(r.left+2, r.top+2, r.right-2, r.bottom-2, _color_list[_player_colors[w->caption_color]].window_color_1b);
			}

			DrawStringCentered( (r.left+r.right+1)>>1, r.top+2, wi->unkA, 0x84);
restore_dparam:;
			if (w->desc_flags & WDF_RESTORE_DPARAM)	COPY_IN_DPARAM(0, dparam_backup, lengthof(dparam_backup));
draw_default:;
			if (cur_disabled & 1) {
				GfxFillRect(r.left+1, r.top+1, r.right-1, r.bottom-1, _color_list[wi->color&0xF].unk2 | 0x8000);
			}
		}
		}
	} while (cur_click>>=1, cur_disabled>>=1, cur_hidden >>= 1, (++wi)->type != WWT_LAST);


	if (w->flags4 & WF_WHITE_BORDER_MASK) {
		//DrawFrameRect(w->left, w->top, w->left + w->width-1, w->top+w->height-1, 0xF, 0x10);
		DrawFrameRect(0, 0, w->width-1, w->height-1, 0xF, 0x10);
	}

}

static uint _dropdown_item_count;
static uint32 _dropdown_disabled;
static bool _dropdown_hide_disabled;
static const StringID *_dropdown_items;
static int _dropdown_selindex;
static byte _dropdown_button;
static WindowClass _dropdown_windowclass;
static WindowNumber _dropdown_windownum;
static byte _dropdown_var1;
static byte _dropdown_var2;

static Widget _dropdown_menu_widgets[] = {
{     WWT_IMGBTN,     0,     0, 0,     0, 0, 0x0, STR_NULL},
{   WIDGETS_END},
};

static int GetDropdownItem(Window *w)
{
	uint item;
	int y;

	if (GetWidgetFromPos(w, _cursor.pos.x - w->left, _cursor.pos.y - w->top) < 0)
		return -1;

	y = _cursor.pos.y - w->top - 2;

	if (y < 0)
		return - 1;

	item = y / 10;
	if (item >= _dropdown_item_count || HASBIT(_dropdown_disabled,item) || _dropdown_items[item] == 0)
		return - 1;

	return item;
}

void DropdownMenuWndProc(Window *w, WindowEvent *e)
{
	int item;

	switch(e->event) {
		case WE_PAINT: {
			int x,y,i,sel;
			uint32 dis;
			bool hidden;

			DrawWindowWidgets(w);

			x = 1;
			y = 2;
			sel    = _dropdown_selindex;
			dis    = _dropdown_disabled;
			hidden = _dropdown_hide_disabled;
		

			for(i=0; _dropdown_items[i] != INVALID_STRING_ID; i++) {
				if (!(hidden) | !(dis & 1)) {
					if (_dropdown_items[i] != 0) {
						if (sel == 0) {
							GfxFillRect(x+1, y, x+w->width-4, y + 9, 0);
						}
						DrawString(x+2, y, _dropdown_items[i], sel==0 ? 12 : 16);

						if (dis & 1) {
							GfxFillRect(x, y, x+w->width-3, y + 9, 0x8000 +
							_color_list[_dropdown_menu_widgets[0].color].window_color_bga);
						}
					} else {
						int color_1 = _color_list[_dropdown_menu_widgets[0].color].window_color_1a;
						int color_2 = _color_list[_dropdown_menu_widgets[0].color].window_color_2;
						GfxFillRect(x+1, y+3, x+w->width-5, y+3, color_1);
						GfxFillRect(x+1, y+4, x+w->width-5, y+4, color_2);
					}
					y += 10;
					sel--;
				}
				dis>>=1;
			}
		} break;

		case WE_CLICK: {
			item = GetDropdownItem(w);
			if (item >= 0) {
				_dropdown_var1 = 4;
				_dropdown_selindex = item;
				SetWindowDirty(w);
			}
		} break;

		case WE_MOUSELOOP: {
			Window *w2 = FindWindowById(_dropdown_windowclass, _dropdown_windownum);
			if (w2 == NULL) {
				DeleteWindow(w);
				return;
			}

			if (_dropdown_var1 != 0 && --_dropdown_var1 == 0) {
				WindowEvent e;
				e.event = WE_DROPDOWN_SELECT;
				e.dropdown.button = _dropdown_button;
				e.dropdown.index = _dropdown_selindex;
				w2->wndproc(w2, &e);
				DeleteWindow(w);
				return;
			}

			if (_dropdown_var2 != 0) {
				item = GetDropdownItem(w);

				if (!_left_button_clicked) {
					_dropdown_var2 = 0;
					if (item < 0)
						return;
					_dropdown_var1 = 2;
				} else {
					if (item < 0)
						return;
				}

				_dropdown_selindex = item;
				SetWindowDirty(w);
			}
		} break;

		case WE_DESTROY: {
			Window *w2 = FindWindowById(_dropdown_windowclass, _dropdown_windownum);
			if (w2 != NULL) {
				CLRBIT(w2->click_state, _dropdown_button);
				InvalidateWidget(w2, _dropdown_button);
			}
		} break;
	}
}

void ShowDropDownMenu(Window *w, const StringID *strings, int selected, int button, uint32 disabled_mask, bool remove_filtered_strings)
{
	WindowNumber num;
	WindowClass cls;
	int i,t1,t2;
	const Widget *wi;
	Window *w2;
	uint32 old_click_state = w->click_state;

	_dropdown_disabled = disabled_mask;
	_dropdown_hide_disabled = remove_filtered_strings;

	cls = w->window_class;
	num = w->window_number;
	DeleteWindowById(WC_DROPDOWN_MENU, 0);
	w = FindWindowById(cls, num);

	if (HASBIT(old_click_state, button))
		return;

	SETBIT(w->click_state, button);

	InvalidateWidget(w, button);

	for(i=0;strings[i] != INVALID_STRING_ID;i++);
	if (i == 0)
		return;

	_dropdown_items = strings;
	_dropdown_item_count = i;
	_dropdown_selindex = selected;

	_dropdown_windowclass = w->window_class;
	_dropdown_windownum = w->window_number;
	_dropdown_button = button;

	_dropdown_var1 = 0;
	_dropdown_var2 = 1;

	wi = &w->widget[button];

	if ( remove_filtered_strings ) {
		int j;
		for(j=0; _dropdown_items[j] != INVALID_STRING_ID; j++) {
			if ( disabled_mask & ( 1 << j )) {
				_dropdown_item_count--;
				i--;
			}
		}
	}

	_dropdown_menu_widgets[0].color = wi->color;

	w2 = AllocateWindow(
		w->left + wi[-1].left + 1,
		w->top + wi->bottom + 2,
		(_dropdown_menu_widgets[0].right=t1=wi->right - wi[-1].left, t1 + 1),
		(_dropdown_menu_widgets[0].bottom=t2=i*10+3, t2+1),
		DropdownMenuWndProc,
		0x3F,
		_dropdown_menu_widgets);


	w2->flags4 &= ~WF_WHITE_BORDER_MASK;
}