-
Notifications
You must be signed in to change notification settings - Fork 1k
/
widget.cpp
359 lines (291 loc) · 9.39 KB
/
widget.cpp
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
// SuperTuxKart - a fun racing game with go-kart
// Copyright (C) 2009-2013 Marianne Gagnon
//
// This program 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.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "guiengine/widget.hpp"
#include <iostream>
#include <sstream>
#include <IGUIElement.h>
using namespace irr;
using namespace core;
using namespace video;
using namespace io;
using namespace gui;
#include "guiengine/engine.hpp"
#include "guiengine/scalable_font.hpp"
#include "guiengine/screen.hpp"
#include "io/file_manager.hpp"
#include "utils/string_utils.hpp"
#include "utils/translation.hpp"
#include "utils/vs.hpp"
namespace GUIEngine
{
static bool g_is_within_a_text_box = false;
bool isWithinATextBox()
{
return g_is_within_a_text_box;
}
void setWithinATextBox(bool in)
{
g_is_within_a_text_box = in;
}
}
using namespace GUIEngine;
// -----------------------------------------------------------------------------
Widget::Widget(WidgetType type, bool reserve_id)
{
m_magic_number = 0xCAFEC001;
m_x = -1;
m_y = -1;
m_w = -1;
m_h = -1;
m_id = -1;
m_badge_x_shift = 0;
m_element = NULL;
m_title_font = false;
m_type = type;
m_parent = NULL;
m_focusable = true;
m_bottom_bar = false;
m_top_bar = false;
m_event_handler = NULL;
m_reserve_id = reserve_id;
m_show_bounding_box = false;
m_supports_multiplayer = false;
m_is_bounding_box_round = false;
m_has_tooltip = false;
m_is_text_rtl = false;
m_absolute_x = m_absolute_y = m_absolute_w = m_absolute_h = -1;
m_relative_x = m_relative_y = m_relative_w = m_relative_h = -1;
m_absolute_reverse_x = m_absolute_reverse_y = -1;
m_tab_down_root = -1;
m_tab_up_root = -1;
for (unsigned int n=0; n<MAX_PLAYER_COUNT; n++)
{
m_player_focus[n] = false;
m_selected[n] = false;
}
m_reserved_id = -1;
m_deactivated = false;
m_is_visible = true;
m_badges = 0;
// set a default value, derivates can override this as they wish
m_check_inside_me = (m_type == WTYPE_DIV);
}
// -----------------------------------------------------------------------------
Widget::~Widget()
{
assert(m_magic_number == 0xCAFEC001);
// If any player focused this widget, unset that focus
for (unsigned int n=0; n<MAX_PLAYER_COUNT; n++)
{
if (m_player_focus[n])
{
GUIEngine::focusNothingForPlayer(n);
}
}
m_magic_number = 0xDEADBEEF;
}
// -----------------------------------------------------------------------------
void Widget::setText(const wchar_t *s)
{
m_text = s;
if(m_element)
m_element->setText(s);
} // setText
// -----------------------------------------------------------------------------
void Widget::elementRemoved()
{
assert(m_magic_number == 0xCAFEC001);
m_element = NULL;
// If any player focused this widget, unset that focus
for (unsigned int n=0; n<MAX_PLAYER_COUNT; n++)
{
if (m_player_focus[n])
{
GUIEngine::focusNothingForPlayer(n);
}
}
}
// -----------------------------------------------------------------------------
void Widget::setActivated()
{
// even if this one is already active, do it anyway on purpose, maybe the
// children widgets need to be updated
m_deactivated = false;
const int count = m_children.size();
for (int n=0; n<count; n++)
{
m_children[n].setActivated();
}
}
// -----------------------------------------------------------------------------
void Widget::setDeactivated()
{
// even if this one is already inactive, do it anyway on purpose, maybe the
// children widgets need to be updated
m_deactivated = true;
const int count = m_children.size();
for (int n=0; n<count; n++)
{
m_children[n].setDeactivated();
}
}
// -----------------------------------------------------------------------------
bool Widget::deleteChild(const char* id)
{
const int count = m_children.size();
for (int n=0; n<count; n++)
{
if (m_children[n].m_properties[PROP_ID] == id)
{
m_children.erase(n);
return true;
}
}
return false;
}
// -----------------------------------------------------------------------------
namespace GUIEngine
{
// IDs must not start at 0, since it appears their GUI engine hardcodes some ID values
const unsigned int FOCUSABLE_IDS_BASE = 100;
const unsigned int UNFOCUSABLE_IDS_BASE = 1000;
/** Used to assign irrLicht IDs to widgets dynamically */
static unsigned int id_counter = FOCUSABLE_IDS_BASE;
/** for items that can't be reached with keyboard navigation but can be clicked */
static unsigned int id_counter_2 = UNFOCUSABLE_IDS_BASE;
}
int Widget::getNewID()
{
return id_counter++;
}
int Widget::getNewNoFocusID()
{
return id_counter_2++;
}
bool Widget::isFocusableId(const int id)
{
if (id < 0) return false;
if ((unsigned int)id >= UNFOCUSABLE_IDS_BASE) return false;
else return true;
}
// -----------------------------------------------------------------------------
/** When switching to a new screen, this function will be called to reset ID counters
* (so we start again from ID 0, and don't grow to big numbers) */
void Widget::resetIDCounters()
{
id_counter = 100;
id_counter_2 = 1000;
}
// -----------------------------------------------------------------------------
void Widget::add()
{
assert(m_magic_number == 0xCAFEC001);
if (m_reserve_id)
{
m_reserved_id = getNewID();
}
}
// -----------------------------------------------------------------------------
/**
* \param playerID ID of the player you want to set/unset focus for, starting from 0
* Since the code tracks focus from main player, this will most likely be used only
* for additionnal players
*/
void Widget::setFocusForPlayer(const int playerID)
{
assert(m_magic_number == 0xCAFEC001);
// Unset focus flag on previous widget that had focus
if (GUIEngine::getFocusForPlayer(playerID) != NULL)
{
GUIEngine::getFocusForPlayer(playerID)->unfocused(playerID, this);
GUIEngine::getFocusForPlayer(playerID)->m_player_focus[playerID] = false;
}
m_player_focus[playerID] = true;
GUIEngine::Private::g_focus_for_player[playerID] = this;
// Callback
this->focused(playerID);
}
// -----------------------------------------------------------------------------
void Widget::unsetFocusForPlayer(const int playerID)
{
assert(m_magic_number == 0xCAFEC001);
if (m_player_focus[playerID]) this->unfocused(playerID, NULL);
m_player_focus[playerID] = false;
}
// -----------------------------------------------------------------------------
/**
* \param playerID ID of the player you want to set/unset focus for, starting from 0
*/
bool Widget::isFocusedForPlayer(const int playerID)
{
assert(m_magic_number == 0xCAFEC001);
return m_player_focus[playerID];
}
// -----------------------------------------------------------------------------
void Widget::move(const int x, const int y, const int w, const int h)
{
assert(m_magic_number == 0xCAFEC001);
m_x = x;
m_y = y;
m_w = w;
m_h = h;
if (m_element != NULL)
m_element->setRelativePosition( core::rect < s32 > (x, y, x+w, y+h) );
}
// -----------------------------------------------------------------------------
void Widget::setParent(IGUIElement* parent)
{
assert(m_magic_number == 0xCAFEC001);
m_parent = parent;
}
// -----------------------------------------------------------------------------
bool Widget::isVisible() const
{
if (m_element != NULL)
assert(m_element->isVisible() == m_is_visible);
return m_is_visible;
}
// -----------------------------------------------------------------------------
bool Widget::isActivated() const
{
if (isVisible())
return !m_deactivated;
return false;
}
// -----------------------------------------------------------------------------
void Widget::setVisible(bool visible)
{
if (m_element != NULL)
{
m_element->setVisible(visible);
}
m_is_visible = visible;
const int childrenCount = m_children.size();
for (int n=0; n<childrenCount; n++)
{
m_children[n].setVisible(visible);
}
}
// -----------------------------------------------------------------------------
void Widget::moveIrrlichtElement()
{
if (m_element != NULL)
{
m_element->setRelativePosition( irr::core::recti(irr::core::position2di(m_x, m_y),
irr::core::dimension2di(m_w, m_h) ) );
}
}