Repository navigation
Expand file tree
/
Copy pathComboBox.cpp
More file actions
347 lines (315 loc) · 7.92 KB
/
Copy pathComboBox.cpp
File metadata and controls
347 lines (315 loc) · 7.92 KB
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
/*
* Copyright 2010-2013 OpenXcom Developers.
*
* This file is part of OpenXcom.
*
* OpenXcom 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 3 of the License, or
* (at your option) any later version.
*
* OpenXcom 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 OpenXcom. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ComboBox.h"
#include "TextButton.h"
#include "Window.h"
#include "TextList.h"
#include "../Engine/State.h"
#include "../Engine/Language.h"
#include "../Engine/Font.h"
#include "../Engine/Action.h"
namespace OpenXcom
{
/**
* Sets up a combobox with the specified size and position.
* @param state Pointer to state the window belongs to.
* @param width Width in pixels.
* @param height Height in pixels.
* @param x X position in pixels.
* @param y Y position in pixels.
*/
ComboBox::ComboBox(State *state, int width, int height, int x, int y) : InteractiveSurface(width, height, x, y), _change(0), _state(state), _lang(0), _sel(0), _toggled(false)
{
_button = new TextButton(width, height, x, y);
_button->setComboBox(this);
_arrow = new Surface(11, 8, x + width - LIST_MARGIN*3 - 1, y + 4);
_window = new Window(state, width, MAX_ITEMS*8 + LIST_MARGIN*2, x, y + height);
_list = new TextList(width - LIST_MARGIN*5 - 1, MAX_ITEMS*8, x + LIST_MARGIN, y + height + LIST_MARGIN);
_list->setComboBox(this);
_list->setColumns(1, _list->getWidth());
_list->setSelectable(true);
_list->setBackground(_window);
_list->setAlign(ALIGN_CENTER);
toggle();
}
/**
* Deletes all the stuff contained in the list.
*/
ComboBox::~ComboBox()
{
delete _button;
delete _arrow;
delete _window;
delete _list;
}
/**
* Changes the position of the surface in the X axis.
* @param x X position in pixels.
*/
void ComboBox::setX(int x)
{
Surface::setX(x);
_button->setX(x);
_arrow->setX(x + getWidth() - LIST_MARGIN*3 - 1);
_window->setX(x);
_list->setX(x + LIST_MARGIN);
}
/**
* Changes the position of the surface in the Y axis.
* @param y Y position in pixels.
*/
void ComboBox::setY(int y)
{
Surface::setY(y);
_button->setY(y);
_arrow->setY(y + 4);
_window->setY(y + getHeight());
_list->setY(y + getHeight() + LIST_MARGIN);
}
/**
* Replaces a certain amount of colors in the palette of all
* the text contained in the list.
* @param colors Pointer to the set of colors.
* @param firstcolor Offset of the first color to replace.
* @param ncolors Amount of colors to replace.
*/
void ComboBox::setPalette(SDL_Color *colors, int firstcolor, int ncolors)
{
Surface::setPalette(colors, firstcolor, ncolors);
_button->setPalette(colors, firstcolor, ncolors);
_arrow->setPalette(colors, firstcolor, ncolors);
_window->setPalette(colors, firstcolor, ncolors);
_list->setPalette(colors, firstcolor, ncolors);
}
/**
* Changes the resources for the text in the combo box.
* @param big Pointer to large-size font.
* @param small Pointer to small-size font.
* @param lang Pointer to current language.
*/
void ComboBox::initText(Font *big, Font *small, Language *lang)
{
_lang = lang;
_button->initText(big, small, lang);
_list->initText(big, small, lang);
}
/**
* Changes the surface used to draw the background of the combo box.
* @param bg New background.
*/
void ComboBox::setBackground(Surface *bg)
{
_window->setBackground(bg);
}
/**
* Changes the color used to draw the combo box.
* @param color Color value.
*/
void ComboBox::setColor(Uint8 color)
{
_color = color;
drawArrow();
_button->setColor(_color);
_window->setColor(_color);
_list->setColor(_color);
}
/**
* Returns the color used to draw the combo box.
* @return Color value.
*/
Uint8 ComboBox::getColor() const
{
return _color;
}
/**
* Draws the arrow used to indicate the combo box.
*/
void ComboBox::drawArrow()
{
_arrow->clear();
SDL_Rect square;
int color = _color + 1;
if (color == 256)
color++;
// Draw arrow triangle 1
square.x = 1;
square.y = 2;
square.w = 9;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
_arrow->drawRect(&square, color + 2);
square.x++;
square.y++;
}
_arrow->drawRect(&square, color + 2);
// Draw arrow triangle 2
square.x = 2;
square.y = 2;
square.w = 7;
square.h = 1;
for (; square.w > 1; square.w -= 2)
{
_arrow->drawRect(&square, color);
square.x++;
square.y++;
}
_arrow->drawRect(&square, color);
}
/**
* Enables/disables high contrast color. Mostly used for
* Battlescape UI.
* @param contrast High contrast setting.
*/
void ComboBox::setHighContrast(bool contrast)
{
_button->setHighContrast(contrast);
_window->setHighContrast(contrast);
_list->setHighContrast(contrast);
}
/**
* Returns the currently selected option.
* @return Selected row.
*/
int ComboBox::getSelected() const
{
return _sel;
}
/**
* Changes the currently selected option.
* @return Selected row.
*/
void ComboBox::setSelected(int sel)
{
_sel = sel;
if (_sel < _list->getRows())
_button->setText(_list->getCellText(_sel, 0));
}
/**
* Sets the size of the dropdown list based on
* the number of options available.
*/
void ComboBox::setDropdown(int options)
{
int items = std::min(options, MAX_ITEMS);
int h = _button->getFont()->getHeight() + _button->getFont()->getSpacing();
_window->setHeight(items * h + LIST_MARGIN * 2);
_list->setHeight(items * h);
}
/**
* Changes the list of available options to choose from.
* @param options List of string IDs.
*/
void ComboBox::setOptions(const std::vector<std::string> &options)
{
setDropdown(options.size());
_list->clearList();
for (std::vector<std::string>::const_iterator i = options.begin(); i != options.end(); ++i)
{
_list->addRow(1, _lang->getString(*i).c_str());
}
setSelected(_sel);
}
/**
* Changes the list of available options to choose from.
* @param options List of localized strings.
*/
void ComboBox::setOptions(const std::vector<std::wstring> &options)
{
setDropdown(options.size());
_list->clearList();
for (std::vector<std::wstring>::const_iterator i = options.begin(); i != options.end(); ++i)
{
_list->addRow(1, i->c_str());
}
setSelected(_sel);
}
/**
* Blits the combo box components.
* @param surface Pointer to surface to blit onto.
*/
void ComboBox::blit(Surface *surface)
{
Surface::blit(surface);
if (_visible && !_hidden)
{
_button->blit(surface);
_arrow->blit(surface);
_window->blit(surface);
_list->blit(surface);
}
}
/**
* Passes events to internal components.
* @param action Pointer to an action.
* @param state State that the action handlers belong to.
*/
void ComboBox::handle(Action *action, State *state)
{
_button->handle(action, state);
_list->handle(action, state);
InteractiveSurface::handle(action, state);
if (_window->getVisible() && action->getDetails()->type == SDL_MOUSEBUTTONDOWN &&
(action->getAbsoluteXMouse() < getX() || action->getAbsoluteXMouse() >= getX() + getWidth() ||
action->getAbsoluteYMouse() < getY() || action->getAbsoluteYMouse() >= getY() + getHeight() + _window->getHeight()))
{
toggle();
}
if (_toggled)
{
if (_change)
{
(state->*_change)(action);
}
_toggled = false;
}
}
/**
* Passes ticks to arrow buttons.
*/
void ComboBox::think()
{
_button->think();
_arrow->think();
_window->think();
_list->think();
InteractiveSurface::think();
}
/**
* Opens/closes the combo box list.
*/
void ComboBox::toggle()
{
_window->setVisible(!_window->getVisible());
_list->setVisible(!_list->getVisible());
_state->setModal(_window->getVisible() ? this : 0);
if (!_window->getVisible())
{
_toggled = true;
}
}
/**
* Sets a function to be called every time the slider's value changes.
* @param handler Action handler.
*/
void ComboBox::onChange(ActionHandler handler)
{
_change = handler;
}
}