aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/libraries/irrlicht-1.8/source/Irrlicht/CGUIContextMenu.cpp
blob: b6f5b79328c54c4856e7c808d42d65667f5133e9 (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
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h

#include "CGUIContextMenu.h"

#ifdef _IRR_COMPILE_WITH_GUI_

#include "IGUISkin.h"
#include "IGUIEnvironment.h"
#include "IVideoDriver.h"
#include "IGUIFont.h"
#include "IGUISpriteBank.h"
#include "os.h"

namespace irr
{
namespace gui
{


//! constructor
CGUIContextMenu::CGUIContextMenu(IGUIEnvironment* environment,
				IGUIElement* parent, s32 id,
				core::rect<s32> rectangle, bool getFocus, bool allowFocus)
	: IGUIContextMenu(environment, parent, id, rectangle), EventParent(0), LastFont(0),
		CloseHandling(ECMC_REMOVE), HighLighted(-1), ChangeTime(0), AllowFocus(allowFocus)
{
	#ifdef _DEBUG
	setDebugName("CGUIContextMenu");
	#endif

	Pos = rectangle.UpperLeftCorner;
	recalculateSize();

	if (getFocus)
		Environment->setFocus(this);

	setNotClipped(true);
}


//! destructor
CGUIContextMenu::~CGUIContextMenu()
{
	for (u32 i=0; i<Items.size(); ++i)
		if (Items[i].SubMenu)
			Items[i].SubMenu->drop();

	if (LastFont)
		LastFont->drop();
}

//! set behavior when menus are closed
void CGUIContextMenu::setCloseHandling(ECONTEXT_MENU_CLOSE onClose)
{
	CloseHandling = onClose;
}

//! get current behavior when the menue will be closed
ECONTEXT_MENU_CLOSE CGUIContextMenu::getCloseHandling() const
{
	return CloseHandling;
}

//! Returns amount of menu items
u32 CGUIContextMenu::getItemCount() const
{
	return Items.size();
}


//! Adds a menu item.
u32 CGUIContextMenu::addItem(const wchar_t* text, s32 commandId, bool enabled, bool hasSubMenu, bool checked, bool autoChecking)
{
    return insertItem(Items.size(), text, commandId, enabled, hasSubMenu, checked, autoChecking);
}

//! Insert a menu item at specified position.
u32 CGUIContextMenu::insertItem(u32 idx, const wchar_t* text, s32 commandId, bool enabled,
    bool hasSubMenu, bool checked, bool autoChecking)
{
	SItem s;
	s.Enabled = enabled;
	s.Checked = checked;
	s.AutoChecking = autoChecking;
	s.Text = text;
	s.IsSeparator = (text == 0);
	s.SubMenu = 0;
	s.CommandId = commandId;

	if (hasSubMenu)
	{
		s.SubMenu = new CGUIContextMenu(Environment, this, commandId,
			core::rect<s32>(0,0,100,100), false, false);
		s.SubMenu->setVisible(false);
	}

    u32 result = idx;
    if ( idx < Items.size() )
    {
        Items.insert(s, idx);
    }
    else
    {
        Items.push_back(s);
        result = Items.size() - 1;
    }

	recalculateSize();
	return result;
}

s32 CGUIContextMenu::findItemWithCommandId(s32 commandId, u32 idxStartSearch) const
{
	for ( u32 i=idxStartSearch; i<Items.size(); ++i )
	{
		if ( Items[i].CommandId == commandId )
		{
			return (s32)i;
		}
	}
	return -1;
}

//! Adds a sub menu from an element that already exists.
void CGUIContextMenu::setSubMenu(u32 index, CGUIContextMenu* menu)
{
	if (index >= Items.size())
		return;

    if (menu)
        menu->grab();
	if (Items[index].SubMenu)
		Items[index].SubMenu->drop();

	Items[index].SubMenu = menu;
	menu->setVisible(false);

	if (Items[index].SubMenu)
	{
		menu->AllowFocus = false;
		if ( Environment->getFocus() == menu )
		{
			Environment->setFocus( this );
		}
	}

	recalculateSize();
}


//! Adds a separator item to the menu
void CGUIContextMenu::addSeparator()
{
	addItem(0, -1, true, false, false, false);
}


//! Returns text of the menu item.
const wchar_t* CGUIContextMenu::getItemText(u32 idx) const
{
	if (idx >= Items.size())
		return 0;

	return Items[idx].Text.c_str();
}


//! Sets text of the menu item.
void CGUIContextMenu::setItemText(u32 idx, const wchar_t* text)
{
	if (idx >= Items.size())
		return;

	Items[idx].Text = text;
	recalculateSize();
}

//! should the element change the checked status on clicking
void CGUIContextMenu::setItemAutoChecking(u32 idx, bool autoChecking)
{
	if ( idx >= Items.size())
		return;

	Items[idx].AutoChecking = autoChecking;
}

//! does the element change the checked status on clicking
bool CGUIContextMenu::getItemAutoChecking(u32 idx) const
{
	if (idx >= Items.size())
		return false;

	return Items[idx].AutoChecking;
}


//! Returns if a menu item is enabled
bool CGUIContextMenu::isItemEnabled(u32 idx) const
{
	if (idx >= Items.size())
	{
		_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
		return false;
	}

	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
	return Items[idx].Enabled;
}


//! Returns if a menu item is checked
bool CGUIContextMenu::isItemChecked(u32 idx) const
{
	if (idx >= Items.size())
	{
		_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
		return false;
	}

	_IRR_IMPLEMENT_MANAGED_MARSHALLING_BUGFIX;
	return Items[idx].Checked;
}


//! Sets if the menu item should be enabled.
void CGUIContextMenu::setItemEnabled(u32 idx, bool enabled)
{
	if (idx >= Items.size())
		return;

	Items[idx].Enabled = enabled;
}


//! Sets if the menu item should be checked.
void CGUIContextMenu::setItemChecked(u32 idx, bool checked )
{
	if (idx >= Items.size())
		return;

	Items[idx].Checked = checked;
}


//! Removes a menu item
void CGUIContextMenu::removeItem(u32 idx)
{
	if (idx >= Items.size())
		return;

	if (Items[idx].SubMenu)
	{
		Items[idx].SubMenu->drop();
		Items[idx].SubMenu = 0;
	}

	Items.erase(idx);
	recalculateSize();
}


//! Removes all menu items
void CGUIContextMenu::removeAllItems()
{
	for (u32 i=0; i<Items.size(); ++i)
		if (Items[i].SubMenu)
			Items[i].SubMenu->drop();

	Items.clear();
	recalculateSize();
}


//! called if an event happened.
bool CGUIContextMenu::OnEvent(const SEvent& event)
{
	if (isEnabled())
	{

		switch(event.EventType)
		{
		case EET_GUI_EVENT:
			switch(event.GUIEvent.EventType)
			{
			case EGET_ELEMENT_FOCUS_LOST:
				if (event.GUIEvent.Caller == this && !isMyChild(event.GUIEvent.Element) && AllowFocus)
				{
					// set event parent of submenus
					IGUIElement * p =  EventParent ? EventParent : Parent;
					setEventParent(p);

					SEvent event;
					event.EventType = EET_GUI_EVENT;
					event.GUIEvent.Caller = this;
					event.GUIEvent.Element = 0;
					event.GUIEvent.EventType = EGET_ELEMENT_CLOSED;
					if ( !p->OnEvent(event) )
					{
						if ( CloseHandling & ECMC_HIDE )
						{
							setVisible(false);
						}
						if ( CloseHandling & ECMC_REMOVE )
						{
							remove();
						}
					}

					return false;
				}
				break;
			case EGET_ELEMENT_FOCUSED:
				if (event.GUIEvent.Caller == this && !AllowFocus)
				{
					return true;
				}
				break;
			default:
				break;
			}
			break;
		case EET_MOUSE_INPUT_EVENT:
			switch(event.MouseInput.Event)
			{
			case EMIE_LMOUSE_LEFT_UP:
				{
					// menu might be removed if it loses focus in sendClick, so grab a reference
					grab();
					const u32 t = sendClick(core::position2d<s32>(event.MouseInput.X, event.MouseInput.Y));
					if ((t==0 || t==1) && Environment->hasFocus(this))
						Environment->removeFocus(this);
					drop();
				}
				return true;
			case EMIE_LMOUSE_PRESSED_DOWN:
				return true;
			case EMIE_MOUSE_MOVED:
				if (Environment->hasFocus(this))
					highlight(core::position2d<s32>(event.MouseInput.X, event.MouseInput.Y), true);
				return true;
			default:
				break;
			}
			break;
		default:
			break;
		}
	}

	return IGUIElement::OnEvent(event);
}


//! Sets the visible state of this element.
void CGUIContextMenu::setVisible(bool visible)
{
	HighLighted = -1;
	ChangeTime = os::Timer::getTime();
	for (u32 j=0; j<Items.size(); ++j)
		if (Items[j].SubMenu)
			Items[j].SubMenu->setVisible(false);

	IGUIElement::setVisible(visible);
}


//! sends a click Returns:
//! 0 if click went outside of the element,
//! 1 if a valid button was clicked,
//! 2 if a nonclickable element was clicked
u32 CGUIContextMenu::sendClick(const core::position2d<s32>& p)
{
	u32 t = 0;

	// get number of open submenu
	s32 openmenu = -1;
	s32 j;
	for (j=0; j<(s32)Items.size(); ++j)
		if (Items[j].SubMenu && Items[j].SubMenu->isVisible())
		{
			openmenu = j;
			break;
		}

	// delegate click operation to submenu
	if (openmenu != -1)
	{
		t = Items[j].SubMenu->sendClick(p);
		if (t != 0)
			return t; // clicked something
	}

	// check click on myself
	if (isPointInside(p) &&
		(u32)HighLighted < Items.size())
	{
		if (!Items[HighLighted].Enabled ||
			Items[HighLighted].IsSeparator ||
			Items[HighLighted].SubMenu)
			return 2;

		if ( Items[HighLighted].AutoChecking )
		{
			Items[HighLighted].Checked = Items[HighLighted].Checked ? false : true;
		}

		SEvent event;
		event.EventType = EET_GUI_EVENT;
		event.GUIEvent.Caller = this;
		event.GUIEvent.Element = 0;
		event.GUIEvent.EventType = EGET_MENU_ITEM_SELECTED;
		if (EventParent)
 			EventParent->OnEvent(event);
		else if (Parent)
			Parent->OnEvent(event);

		return 1;
	}

	return 0;
}


//! returns true, if an element was highligted
bool CGUIContextMenu::highlight(const core::position2d<s32>& p, bool canOpenSubMenu)
{
	if (!isEnabled())
	{
		return false;
	}

	// get number of open submenu
	s32 openmenu = -1;
	s32 i;
	for (i=0; i<(s32)Items.size(); ++i)
		if (Items[i].Enabled && Items[i].SubMenu && Items[i].SubMenu->isVisible())
		{
			openmenu = i;
			break;
		}

	// delegate highlight operation to submenu
	if (openmenu != -1)
	{
		if (Items[openmenu].Enabled && Items[openmenu].SubMenu->highlight(p, canOpenSubMenu))
		{
			HighLighted = openmenu;
			ChangeTime = os::Timer::getTime();
			return true;
		}
	}

	// highlight myself
	for (i=0; i<(s32)Items.size(); ++i)
	{
		if (Items[i].Enabled && getHRect(Items[i], AbsoluteRect).isPointInside(p))
		{
			HighLighted = i;
			ChangeTime = os::Timer::getTime();

			// make submenus visible/invisible
				for (s32 j=0; j<(s32)Items.size(); ++j)
					if (Items[j].SubMenu)
					{
						if ( j == i && canOpenSubMenu && Items[j].Enabled )
							Items[j].SubMenu->setVisible(true);
						else if ( j != i )
							Items[j].SubMenu->setVisible(false);
					}
			return true;
		}
	}

	HighLighted = openmenu;
	return false;
}


//! returns the item highlight-area
core::rect<s32> CGUIContextMenu::getHRect(const SItem& i, const core::rect<s32>& absolute) const
{
	core::rect<s32> r = absolute;
	r.UpperLeftCorner.Y += i.PosY;
	r.LowerRightCorner.Y = r.UpperLeftCorner.Y + i.Dim.Height;
	return r;
}


//! Gets drawing rect of Item
core::rect<s32> CGUIContextMenu::getRect(const SItem& i, const core::rect<s32>& absolute) const
{
	core::rect<s32> r = absolute;
	r.UpperLeftCorner.Y += i.PosY;
	r.LowerRightCorner.Y = r.UpperLeftCorner.Y + i.Dim.Height;
	r.UpperLeftCorner.X += 20;
	return r;
}


//! draws the element and its children
void CGUIContextMenu::draw()
{
	if (!IsVisible)
		return;

	IGUISkin* skin = Environment->getSkin();

	if (!skin)
		return;

	IGUIFont* font = skin->getFont(EGDF_MENU);
	if (font != LastFont)
	{
		if (LastFont)
			LastFont->drop();
		LastFont = font;
		if (LastFont)
			LastFont->grab();

		recalculateSize();
	}

	IGUISpriteBank* sprites = skin->getSpriteBank();

	core::rect<s32> rect = AbsoluteRect;
	core::rect<s32>* clip = 0;

	// draw frame
	skin->draw3DMenuPane(this, AbsoluteRect, clip);

	// loop through all menu items

	rect = AbsoluteRect;
	s32 y = AbsoluteRect.UpperLeftCorner.Y;

	for (s32 i=0; i<(s32)Items.size(); ++i)
	{
		if (Items[i].IsSeparator)
		{
			// draw separator
			rect = AbsoluteRect;
			rect.UpperLeftCorner.Y += Items[i].PosY + 3;
			rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + 1;
			rect.UpperLeftCorner.X += 5;
			rect.LowerRightCorner.X -= 5;
			skin->draw2DRectangle(this, skin->getColor(EGDC_3D_SHADOW), rect, clip);

			rect.LowerRightCorner.Y += 1;
			rect.UpperLeftCorner.Y += 1;
			skin->draw2DRectangle(this, skin->getColor(EGDC_3D_HIGH_LIGHT), rect, clip);

			y += 10;
		}
		else
		{
			rect = getRect(Items[i], AbsoluteRect);

			// draw highlighted

			if (i == HighLighted && Items[i].Enabled)
			{
				core::rect<s32> r = AbsoluteRect;
				r.LowerRightCorner.Y = rect.LowerRightCorner.Y;
				r.UpperLeftCorner.Y = rect.UpperLeftCorner.Y;
				r.LowerRightCorner.X -= 5;
				r.UpperLeftCorner.X += 5;
				skin->draw2DRectangle(this, skin->getColor(EGDC_HIGH_LIGHT), r, clip);
			}

			// draw text

			EGUI_DEFAULT_COLOR c = EGDC_BUTTON_TEXT;

			if (i == HighLighted)
				c = EGDC_HIGH_LIGHT_TEXT;

			if (!Items[i].Enabled)
				c = EGDC_GRAY_TEXT;

			if (font)
				font->draw(Items[i].Text.c_str(), rect,
					skin->getColor(c), false, true, clip);

			// draw submenu symbol
			if (Items[i].SubMenu && sprites)
			{
				core::rect<s32> r = rect;
				r.UpperLeftCorner.X = r.LowerRightCorner.X - 15;

				sprites->draw2DSprite(skin->getIcon(EGDI_CURSOR_RIGHT),
					r.getCenter(), clip, skin->getColor(c),
					(i == HighLighted) ? ChangeTime : 0,
					(i == HighLighted) ? os::Timer::getTime() : 0,
					(i == HighLighted), true);
			}

			// draw checked symbol
			if (Items[i].Checked && sprites)
			{
				core::rect<s32> r = rect;
				r.LowerRightCorner.X = r.UpperLeftCorner.X - 15;
				r.UpperLeftCorner.X = r.LowerRightCorner.X + 15;
				sprites->draw2DSprite(skin->getIcon(EGDI_CHECK_BOX_CHECKED),
					r.getCenter(), clip, skin->getColor(c),
					(i == HighLighted) ? ChangeTime : 0,
					(i == HighLighted) ? os::Timer::getTime() : 0,
					(i == HighLighted), true);
			}
		}
	}

	IGUIElement::draw();
}


void CGUIContextMenu::recalculateSize()
{
	IGUIFont* font = Environment->getSkin()->getFont(EGDF_MENU);

	if (!font)
		return;

	core::rect<s32> rect;
	rect.UpperLeftCorner = RelativeRect.UpperLeftCorner;
	u32 width = 100;
	u32 height = 3;

	u32 i;
	for (i=0; i<Items.size(); ++i)
	{
		if (Items[i].IsSeparator)
		{
			Items[i].Dim.Width = 100;
			Items[i].Dim.Height = 10;
		}
		else
		{
			Items[i].Dim = font->getDimension(Items[i].Text.c_str());
			Items[i].Dim.Width += 40;

			if (Items[i].Dim.Width > width)
				width = Items[i].Dim.Width;
		}

		Items[i].PosY = height;
		height += Items[i].Dim.Height;
	}

	height += 5;

	if (height < 10)
		height = 10;

	rect.LowerRightCorner.X = RelativeRect.UpperLeftCorner.X + width;
	rect.LowerRightCorner.Y = RelativeRect.UpperLeftCorner.Y + height;

	setRelativePosition(rect);

	// recalculate submenus
	for (i=0; i<Items.size(); ++i)
	{
		if (Items[i].SubMenu)
		{
			// move submenu
			const s32 w = Items[i].SubMenu->getAbsolutePosition().getWidth();
			const s32 h = Items[i].SubMenu->getAbsolutePosition().getHeight();

            core::rect<s32> subRect(width-5, Items[i].PosY, width+w-5, Items[i].PosY+h);

            // if it would be drawn beyond the right border, then add it to the left side
            gui::IGUIElement * root = Environment->getRootGUIElement();
            if ( root )
            {
                core::rect<s32> rectRoot( root->getAbsolutePosition() );
                if ( getAbsolutePosition().UpperLeftCorner.X+subRect.LowerRightCorner.X > rectRoot.LowerRightCorner.X )
                {
                    subRect.UpperLeftCorner.X = -w;
                    subRect.LowerRightCorner.X = 0;
                }
            }

			Items[i].SubMenu->setRelativePosition(subRect);
		}
	}
}


//! Returns the selected item in the menu
s32 CGUIContextMenu::getSelectedItem() const
{
	return HighLighted;
}


//! \return Returns a pointer to the submenu of an item.
IGUIContextMenu* CGUIContextMenu::getSubMenu(u32 idx) const
{
	if (idx >= Items.size())
		return 0;

	return Items[idx].SubMenu;
}


//! Returns command id of a menu item
s32 CGUIContextMenu::getItemCommandId(u32 idx) const
{
	if (idx >= Items.size())
		return -1;

	return Items[idx].CommandId;
}


//! Sets the command id of a menu item
void CGUIContextMenu::setItemCommandId(u32 idx, s32 id)
{
	if (idx >= Items.size())
		return;

	Items[idx].CommandId = id;
}


//! Writes attributes of the element.
void CGUIContextMenu::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options=0) const
{
	IGUIElement::serializeAttributes(out,options);
	out->addPosition2d("Position", Pos);

	if (Parent->getType() == EGUIET_CONTEXT_MENU || Parent->getType() == EGUIET_MENU )
	{
		const IGUIContextMenu* const ptr = (const IGUIContextMenu*)Parent;
		// find the position of this item in its parent's list
		u32 i;
		// VC6 needs the cast for this
		for (i=0; (i<ptr->getItemCount()) && (ptr->getSubMenu(i) != (const IGUIContextMenu*)this); ++i)
			; // do nothing

		out->addInt("ParentItem", i);
	}

	out->addInt("CloseHandling", (s32)CloseHandling);

	// write out the item list
	out->addInt("ItemCount", Items.size());

	core::stringc tmp;

	for (u32 i=0; i < Items.size(); ++i)
	{
		tmp = "IsSeparator"; tmp += i;
		out->addBool(tmp.c_str(), Items[i].IsSeparator);

		if (!Items[i].IsSeparator)
		{
			tmp = "Text"; tmp += i;
			out->addString(tmp.c_str(), Items[i].Text.c_str());
			tmp = "CommandID"; tmp += i;
			out->addInt(tmp.c_str(), Items[i].CommandId);
			tmp = "Enabled"; tmp += i;
			out->addBool(tmp.c_str(), Items[i].Enabled);
			tmp = "Checked"; tmp += i;
			out->addBool(tmp.c_str(), Items[i].Checked);
			tmp = "AutoChecking"; tmp += i;
			out->addBool(tmp.c_str(), Items[i].AutoChecking);
		}
	}
}


//! Reads attributes of the element
void CGUIContextMenu::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options=0)
{
	IGUIElement::deserializeAttributes(in,options);

	Pos = in->getAttributeAsPosition2d("Position");

	// link to this item's parent
	if (Parent && ( Parent->getType() == EGUIET_CONTEXT_MENU || Parent->getType() == EGUIET_MENU ) )
		((CGUIContextMenu*)Parent)->setSubMenu(in->getAttributeAsInt("ParentItem"),this);

	CloseHandling = (ECONTEXT_MENU_CLOSE)in->getAttributeAsInt("CloseHandling");

	removeAllItems();

	// read the item list
	const s32 count = in->getAttributeAsInt("ItemCount");

	for (s32 i=0; i<count; ++i)
	{
		core::stringc tmp;
		core::stringw txt;
		s32 commandid=-1;
		bool enabled=true;
		bool checked=false;
		bool autochecking=false;

		tmp = "IsSeparator"; tmp += i;
		if ( in->existsAttribute(tmp.c_str()) && in->getAttributeAsBool(tmp.c_str()) )
			addSeparator();
		else
		{
			tmp = "Text"; tmp += i;
			if ( in->existsAttribute(tmp.c_str()) )
				txt = in->getAttributeAsStringW(tmp.c_str());

			tmp = "CommandID"; tmp += i;
			if ( in->existsAttribute(tmp.c_str()) )
				commandid = in->getAttributeAsInt(tmp.c_str());

			tmp = "Enabled"; tmp += i;
			if ( in->existsAttribute(tmp.c_str()) )
				enabled = in->getAttributeAsBool(tmp.c_str());

			tmp = "Checked"; tmp += i;
			if ( in->existsAttribute(tmp.c_str()) )
				checked = in->getAttributeAsBool(tmp.c_str());

 			tmp = "AutoChecking"; tmp += i;
			if ( in->existsAttribute(tmp.c_str()) )
				autochecking = in->getAttributeAsBool(tmp.c_str());

 			addItem(core::stringw(txt.c_str()).c_str(), commandid, enabled, false, checked, autochecking);
		}
	}

	recalculateSize();
}


// because sometimes the element has no parent at click time
void CGUIContextMenu::setEventParent(IGUIElement *parent)
{
	EventParent = parent;

	for (u32 i=0; i<Items.size(); ++i)
		if (Items[i].SubMenu)
			Items[i].SubMenu->setEventParent(parent);
}


bool CGUIContextMenu::hasOpenSubMenu() const
{
	for (u32 i=0; i<Items.size(); ++i)
		if (Items[i].SubMenu && Items[i].SubMenu->isVisible())
			return true;

	return false;
}


void CGUIContextMenu::closeAllSubMenus()
{
	for (u32 i=0; i<Items.size(); ++i)
		if (Items[i].SubMenu)
			Items[i].SubMenu->setVisible(false);

	//HighLighted = -1;
}


} // end namespace
} // end namespace

#endif // _IRR_COMPILE_WITH_GUI_