--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/signs_gui.cpp	Sun Jan 21 12:35:35 2007 +0000
@@ -0,0 +1,150 @@
+/* $Id$ */
+
+#include "stdafx.h"
+#include "openttd.h"
+#include "table/strings.h"
+#include "table/sprites.h"
+#include "functions.h"
+#include "window.h"
+#include "gui.h"
+#include "gfx.h"
+#include "player.h"
+#include "signs.h"
+#include "strings.h"
+#include "debug.h"
+#include "variables.h"
+#include "helpers.hpp"
+
+static const Sign **_sign_sort;
+static uint _num_sign_sort;
+
+static char _bufcache[64];
+static const Sign *_last_sign;
+
+static int CDECL SignNameSorter(const void *a, const void *b)
+{
+	const Sign *sign0 = *(const Sign**)a;
+	const Sign *sign1 = *(const Sign**)b;
+	char buf1[64];
+
+	GetString(buf1, sign0->str, lastof(buf1));
+
+	if (sign1 != _last_sign) {
+		_last_sign = sign1;
+		GetString(_bufcache, sign1->str, lastof(_bufcache));
+	}
+
+	return strcmp(buf1, _bufcache); // sort by name
+}
+
+static void GlobalSortSignList(void)
+{
+	const Sign *si;
+	uint n = 0;
+
+	/* Create array for sorting */
+	_sign_sort = ReallocT(_sign_sort, GetMaxSignIndex() + 1);
+	if (_sign_sort == NULL) error("Could not allocate memory for the sign-sorting-list");
+
+	FOR_ALL_SIGNS(si) _sign_sort[n++] = si;
+	_num_sign_sort = n;
+
+	qsort((void*)_sign_sort, n, sizeof(_sign_sort[0]), SignNameSorter);
+
+	_sign_sort_dirty = false;
+
+	DEBUG(misc, 3, "Resorting global signs list");
+}
+
+static void SignListWndProc(Window *w, WindowEvent *e)
+{
+	switch (e->event) {
+	case WE_PAINT: {
+		int y = 16; // offset from top of widget
+
+		if (_sign_sort_dirty)
+			GlobalSortSignList();
+
+		SetVScrollCount(w, _num_sign_sort);
+
+		SetDParam(0, w->vscroll.count);
+		DrawWindowWidgets(w);
+
+		/* No signs? */
+		if (w->vscroll.count == 0) {
+			DrawString(2, y, STR_304A_NONE, 0);
+			return;
+		}
+
+		{
+			uint16 i;
+
+			/* Start drawing the signs */
+			for (i = w->vscroll.pos; i < w->vscroll.cap + w->vscroll.pos && i < w->vscroll.count; i++) {
+				const Sign *si = _sign_sort[i];
+
+				if (si->owner != OWNER_NONE)
+					DrawPlayerIcon(si->owner, 4, y + 1);
+
+				DrawString(22, y, si->str, 8);
+				y += 10;
+			}
+		}
+	} break;
+
+	case WE_CLICK: {
+		switch (e->we.click.widget) {
+		case 3: {
+			uint32 id_v = (e->we.click.pt.y - 15) / 10;
+			const Sign *si;
+
+			if (id_v >= w->vscroll.cap)
+				return;
+
+			id_v += w->vscroll.pos;
+
+			if (id_v >= w->vscroll.count)
+				return;
+
+			si = _sign_sort[id_v];
+			ScrollMainWindowToTile(TileVirtXY(si->x, si->y));
+		} break;
+		}
+	} break;
+
+	case WE_RESIZE:
+		w->vscroll.cap += e->we.sizing.diff.y / 10;
+		break;
+	}
+}
+
+static const Widget _sign_list_widget[] = {
+{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,              STR_018B_CLOSE_WINDOW},
+{    WWT_CAPTION,  RESIZE_RIGHT,    14,    11,   345,     0,    13, STR_SIGN_LIST_CAPTION, STR_018C_WINDOW_TITLE_DRAG_THIS},
+{  WWT_STICKYBOX,     RESIZE_LR,    14,   346,   357,     0,    13, 0x0,                   STR_STICKY_BUTTON},
+{      WWT_PANEL,     RESIZE_RB,    14,     0,   345,    14,   137, 0x0,                   STR_NULL},
+{  WWT_SCROLLBAR,    RESIZE_LRB,    14,   346,   357,    14,   125, 0x0,                   STR_0190_SCROLL_BAR_SCROLLS_LIST},
+{  WWT_RESIZEBOX,   RESIZE_LRTB,    14,   346,   357,   126,   137, 0x0,                   STR_RESIZE_BUTTON},
+{   WIDGETS_END},
+};
+
+static const WindowDesc _sign_list_desc = {
+	WDP_AUTO, WDP_AUTO, 358, 138,
+	WC_SIGN_LIST,0,
+	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_STICKY_BUTTON | WDF_RESIZABLE,
+	_sign_list_widget,
+	SignListWndProc
+};
+
+
+void ShowSignList(void)
+{
+	Window *w;
+
+	w = AllocateWindowDescFront(&_sign_list_desc, 0);
+	if (w != NULL) {
+		w->vscroll.cap = 12;
+		w->resize.step_height = 10;
+		w->resize.height = w->height - 10 * 7; // minimum if 5 in the list
+	}
+}