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date_gui.cpp
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1 /* $Id: date_gui.cpp 26657 2014-06-20 20:57:32Z planetmaker $ */
2
3 /*
4 * This file is part of OpenTTD.
5 * 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.
6 * 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.
7 * 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/>.
8 */
9
12 #include "stdafx.h"
13 #include "strings_func.h"
14 #include "date_func.h"
15 #include "window_func.h"
16 #include "window_gui.h"
17 #include "date_gui.h"
18 #include "core/geometry_func.hpp"
19
20 #include "widgets/dropdown_type.h"
21 #include "widgets/date_widget.h"
22
23 #include "safeguards.h"
24
25
27 struct SetDateWindow : Window {
28 SetDateCallback *callback;
29 YearMonthDay date;
30 Year min_year;
31 Year max_year;
32
43 SetDateWindow(WindowDesc *desc, WindowNumber window_number, Window *parent, Date initial_date, Year min_year, Year max_year, SetDateCallback *callback) :
44 Window(desc),
45 callback(callback),
46 min_year(max(MIN_YEAR, min_year)),
47 max_year(min(MAX_YEAR, max_year))
48 {
49 assert(this->min_year <= this->max_year);
50 this->parent = parent;
51 this->InitNested(window_number);
52
53 if (initial_date == 0) initial_date = _date;
54 ConvertDateToYMD(initial_date, &this->date);
55 this->date.year = Clamp(this->date.year, min_year, max_year);
56 }
57
58 virtual Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number)
59 {
60 Point pt = { this->parent->left + this->parent->width / 2 - sm_width / 2, this->parent->top + this->parent->height / 2 - sm_height / 2 };
61 return pt;
62 }
63
68 void ShowDateDropDown(int widget)
69 {
70 int selected;
71 DropDownList *list = new DropDownList();
72
73 switch (widget) {
74 default: NOT_REACHED();
75
76 case WID_SD_DAY:
77 for (uint i = 0; i < 31; i++) {
78 *list->Append() = new DropDownListStringItem(STR_DAY_NUMBER_1ST + i, i + 1, false);
79 }
80 selected = this->date.day;
81 break;
82
83 case WID_SD_MONTH:
84 for (uint i = 0; i < 12; i++) {
85 *list->Append() = new DropDownListStringItem(STR_MONTH_JAN + i, i, false);
86 }
87 selected = this->date.month;
88 break;
89
90 case WID_SD_YEAR:
91 for (Year i = this->min_year; i <= this->max_year; i++) {
92 DropDownListParamStringItem *item = new DropDownListParamStringItem(STR_JUST_INT, i, false);
93 item->SetParam(0, i);
94 *list->Append() = item;
95 }
96 selected = this->date.year;
97 break;
98 }
99
100 ShowDropDownList(this, list, selected, widget);
101 }
102
103 virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
104 {
105 Dimension d = {0, 0};
106 switch (widget) {
107 default: return;
108
109 case WID_SD_DAY:
110 for (uint i = 0; i < 31; i++) {
111 d = maxdim(d, GetStringBoundingBox(STR_DAY_NUMBER_1ST + i));
112 }
113 break;
114
115 case WID_SD_MONTH:
116 for (uint i = 0; i < 12; i++) {
117 d = maxdim(d, GetStringBoundingBox(STR_MONTH_JAN + i));
118 }
119 break;
120
121 case WID_SD_YEAR:
122 SetDParamMaxValue(0, this->max_year);
123 d = maxdim(d, GetStringBoundingBox(STR_JUST_INT));
124 break;
125 }
126
127 d.width += padding.width;
128 d.height += padding.height;
129 *size = d;
130 }
131
132 virtual void SetStringParameters(int widget) const
133 {
134 switch (widget) {
135 case WID_SD_DAY: SetDParam(0, this->date.day - 1 + STR_DAY_NUMBER_1ST); break;
136 case WID_SD_MONTH: SetDParam(0, this->date.month + STR_MONTH_JAN); break;
137 case WID_SD_YEAR: SetDParam(0, this->date.year); break;
138 }
139 }
140
141 virtual void OnClick(Point pt, int widget, int click_count)
142 {
143 switch (widget) {
144 case WID_SD_DAY:
145 case WID_SD_MONTH:
146 case WID_SD_YEAR:
147 ShowDateDropDown(widget);
148 break;
149
150 case WID_SD_SET_DATE:
151 if (this->callback != NULL) this->callback(this, ConvertYMDToDate(this->date.year, this->date.month, this->date.day));
152 delete this;
153 break;
154 }
155 }
156
157 virtual void OnDropdownSelect(int widget, int index)
158 {
159 switch (widget) {
160 case WID_SD_DAY:
161 this->date.day = index;
162 break;
163
164 case WID_SD_MONTH:
165 this->date.month = index;
166 break;
167
168 case WID_SD_YEAR:
169 this->date.year = index;
170 break;
171 }
172 this->SetDirty();
173 }
174 };
175
177 static const NWidgetPart _nested_set_date_widgets[] = {
178 NWidget(NWID_HORIZONTAL),
179 NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
180 NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_DATE_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
181 EndContainer(),
182 NWidget(WWT_PANEL, COLOUR_BROWN),
183 NWidget(NWID_VERTICAL), SetPIP(6, 6, 6),
184 NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), SetPIP(6, 6, 6),
185 NWidget(WWT_DROPDOWN, COLOUR_ORANGE, WID_SD_DAY), SetFill(1, 0), SetDataTip(STR_JUST_STRING, STR_DATE_DAY_TOOLTIP),
186 NWidget(WWT_DROPDOWN, COLOUR_ORANGE, WID_SD_MONTH), SetFill(1, 0), SetDataTip(STR_JUST_STRING, STR_DATE_MONTH_TOOLTIP),
187 NWidget(WWT_DROPDOWN, COLOUR_ORANGE, WID_SD_YEAR), SetFill(1, 0), SetDataTip(STR_JUST_INT, STR_DATE_YEAR_TOOLTIP),
188 EndContainer(),
189 NWidget(NWID_HORIZONTAL),
190 NWidget(NWID_SPACER), SetFill(1, 0),
191 NWidget(WWT_PUSHTXTBTN, COLOUR_BROWN, WID_SD_SET_DATE), SetMinimalSize(100, 12), SetDataTip(STR_DATE_SET_DATE, STR_DATE_SET_DATE_TOOLTIP),
192 NWidget(NWID_SPACER), SetFill(1, 0),
193 EndContainer(),
194 EndContainer(),
195 EndContainer()
196 };
197
199 static WindowDesc _set_date_desc(
200 WDP_CENTER, NULL, 0, 0,
201 WC_SET_DATE, WC_NONE,
202 0,
203 _nested_set_date_widgets, lengthof(_nested_set_date_widgets)
204 );
205
215 void ShowSetDateWindow(Window *parent, int window_number, Date initial_date, Year min_year, Year max_year, SetDateCallback *callback)
216 {
217 DeleteWindowByClass(WC_SET_DATE);
218 new SetDateWindow(&_set_date_desc, window_number, parent, initial_date, min_year, max_year, callback);
219 }