summaryrefslogtreecommitdiff
path: root/indra/newview/llimfloater.cpp
blob: 5fa278e7276ac4816458e183d6a1cb356e985f03 (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
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
/** 
 * @file llimfloater.cpp
 * @brief LLIMFloater class definition
 *
 * $LicenseInfo:firstyear=2009&license=viewergpl$
 * 
 * Copyright (c) 2009, Linden Research, Inc.
 * 
 * Second Life Viewer Source Code
 * The source code in this file ("Source Code") is provided by Linden Lab
 * to you under the terms of the GNU General Public License, version 2.0
 * ("GPL"), unless you have obtained a separate licensing agreement
 * ("Other License"), formally executed by you and Linden Lab.  Terms of
 * the GPL can be found in doc/GPL-license.txt in this distribution, or
 * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
 * 
 * There are special exceptions to the terms and conditions of the GPL as
 * it is applied to this Source Code. View the full text of the exception
 * in the file doc/FLOSS-exception.txt in this software distribution, or
 * online at
 * http://secondlifegrid.net/programs/open_source/licensing/flossexception
 * 
 * By copying, modifying or distributing this software, you acknowledge
 * that you have read and understood your obligations described above,
 * and agree to abide by those obligations.
 * 
 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
 * COMPLETENESS OR PERFORMANCE.
 * $/LicenseInfo$
 */

#include "llviewerprecompiledheaders.h"

#include "llimfloater.h"

#include "llagent.h"
#include "llappviewer.h"
#include "llbutton.h"
#include "llbottomtray.h"
#include "llchannelmanager.h"
#include "llchiclet.h"
#include "llfloaterchat.h"
#include "llfloaterreg.h"
#include "lllineeditor.h"
#include "lllogchat.h"
#include "llpanelimcontrolpanel.h"
#include "llscreenchannel.h"
#include "lltrans.h"
#include "llchathistory.h"
#include "llviewerwindow.h"
#include "llvoicechannel.h"
#include "lltransientfloatermgr.h"
#include "llinventorymodel.h"

#ifdef USE_IM_CONTAINER
	#include "llimfloatercontainer.h" // to replace separate IM Floaters with multifloater container
#endif



LLIMFloater::LLIMFloater(const LLUUID& session_id)
  : LLTransientDockableFloater(NULL, true, session_id),
	mControlPanel(NULL),
	mSessionID(session_id),
	mLastMessageIndex(-1),
	mDialog(IM_NOTHING_SPECIAL),
	mChatHistory(NULL),
	mInputEditor(NULL),
	mSavedTitle(),
	mTypingStart(),
	mShouldSendTypingState(false),
	mMeTyping(false),
	mOtherTyping(false),
	mTypingTimer(),
	mTypingTimeoutTimer(),
	mPositioned(false),
	mSessionInitialized(false)
{
	LLIMModel::LLIMSession* im_session = LLIMModel::getInstance()->findIMSession(mSessionID);
	if (im_session)
	{
		mSessionInitialized = im_session->mSessionInitialized;
		
		mDialog = im_session->mType;
		switch(mDialog){
		case IM_NOTHING_SPECIAL:
		case IM_SESSION_P2P_INVITE:
			mFactoryMap["panel_im_control_panel"] = LLCallbackMap(createPanelIMControl, this);
			break;
		case IM_SESSION_CONFERENCE_START:
			mFactoryMap["panel_im_control_panel"] = LLCallbackMap(createPanelAdHocControl, this);
			break;
		default:
			mFactoryMap["panel_im_control_panel"] = LLCallbackMap(createPanelGroupControl, this);
		}
	}
}

void LLIMFloater::onFocusLost()
{
	LLIMModel::getInstance()->resetActiveSessionID();
}

void LLIMFloater::onFocusReceived()
{
	LLIMModel::getInstance()->setActiveSessionID(mSessionID);
}

// virtual
void LLIMFloater::onClose(bool app_quitting)
{
	setTyping(false);
	// SJB: We want the close button to hide the session window, not end it
	// *NOTE: Yhis is functional, but not ideal - it's still closing the floater; we really want to change the behavior of the X button instead.
	//gIMMgr->leaveSession(mSessionID);
}

/* static */
void LLIMFloater::newIMCallback(const LLSD& data){
	
	if (data["num_unread"].asInteger() > 0 || data["from_id"].asUUID().isNull())
	{
		LLUUID session_id = data["session_id"].asUUID();

		LLIMFloater* floater = LLFloaterReg::findTypedInstance<LLIMFloater>("impanel", session_id);
		if (floater == NULL) return;

        // update if visible, otherwise will be updated when opened
		if (floater->getVisible())
		{
			floater->updateMessages();
		}
	}
}

void LLIMFloater::onVisibilityChange(const LLSD& new_visibility)
{
	bool visible = new_visibility.asBoolean();

	LLVoiceChannel* voice_channel = LLIMModel::getInstance()->getVoiceChannel(mSessionID);

	if (visible && voice_channel &&
		voice_channel->getState() == LLVoiceChannel::STATE_CONNECTED)
	{
		LLFloaterReg::showInstance("voice_call", mSessionID);
	}
	else
	{
		LLFloaterReg::hideInstance("voice_call", mSessionID);
	}
}

void LLIMFloater::onSendMsg( LLUICtrl* ctrl, void* userdata )
{
	LLIMFloater* self = (LLIMFloater*) userdata;
	self->sendMsg();
	self->setTyping(false);
}

void LLIMFloater::sendMsg()
{
	if (!gAgent.isGodlike() 
		&& (mDialog == IM_NOTHING_SPECIAL)
		&& mOtherParticipantUUID.isNull())
	{
		llinfos << "Cannot send IM to everyone unless you're a god." << llendl;
		return;
	}

	if (mInputEditor)
	{
		LLWString text = mInputEditor->getConvertedText();
		if(!text.empty())
		{
			// Truncate and convert to UTF8 for transport
			std::string utf8_text = wstring_to_utf8str(text);
			utf8_text = utf8str_truncate(utf8_text, MAX_MSG_BUF_SIZE - 1);
			
			if (mSessionInitialized)
			{
				LLIMModel::sendMessage(utf8_text, mSessionID,
					mOtherParticipantUUID,mDialog);
			}
			else
			{
				//queue up the message to send once the session is initialized
				mQueuedMsgsForInit.append(utf8_text);
			}

			mInputEditor->setText(LLStringUtil::null);

			updateMessages();
		}
	}
}



LLIMFloater::~LLIMFloater()
{
}

//virtual
BOOL LLIMFloater::postBuild()
{
	const LLUUID& other_party_id = LLIMModel::getInstance()->getOtherParticipantID(mSessionID);
	if (other_party_id.notNull())
	{
		mOtherParticipantUUID = other_party_id;
	}

	mControlPanel->setSessionId(mSessionID);
	mControlPanel->setVisible(gSavedSettings.getBOOL("IMShowControlPanel"));

	LLButton* slide_left = getChild<LLButton>("slide_left_btn");
	slide_left->setVisible(mControlPanel->getVisible());
	slide_left->setClickedCallback(boost::bind(&LLIMFloater::onSlide, this));

	LLButton* slide_right = getChild<LLButton>("slide_right_btn");
	slide_right->setVisible(!mControlPanel->getVisible());
	slide_right->setClickedCallback(boost::bind(&LLIMFloater::onSlide, this));

	mInputEditor = getChild<LLLineEditor>("chat_editor");
	mInputEditor->setMaxTextLength(1023);
	// enable line history support for instant message bar
	mInputEditor->setEnableLineHistory(TRUE);
	
	
	mInputEditor->setFocusReceivedCallback( boost::bind(onInputEditorFocusReceived, _1, this) );
	mInputEditor->setFocusLostCallback( boost::bind(onInputEditorFocusLost, _1, this) );
	mInputEditor->setKeystrokeCallback( onInputEditorKeystroke, this );
	mInputEditor->setCommitOnFocusLost( FALSE );
	mInputEditor->setRevertOnEsc( FALSE );
	mInputEditor->setReplaceNewlinesWithSpaces( FALSE );

	std::string session_name(LLIMModel::instance().getName(mSessionID));

	mInputEditor->setLabel(LLTrans::getString("IM_to_label") + " " + session_name);

	LLStringUtil::toUpper(session_name);
	setTitle(session_name);

	childSetCommitCallback("chat_editor", onSendMsg, this);
	
	mChatHistory = getChild<LLChatHistory>("chat_history");

	setDocked(true);

	mTypingStart = LLTrans::getString("IM_typing_start_string");

	// Disable input editor if session cannot accept text
	LLIMModel::LLIMSession* im_session =
		LLIMModel::instance().findIMSession(mSessionID);
	if( im_session && !im_session->mTextIMPossible )
	{
		mInputEditor->setEnabled(FALSE);
		mInputEditor->setLabel(LLTrans::getString("IM_unavailable_text_label"));
	}

	//*TODO if session is not initialized yet, add some sort of a warning message like "starting session...blablabla"
	//see LLFloaterIMPanel for how it is done (IB)

#ifdef USE_IM_CONTAINER
	return LLFloater::postBuild();
#else
	return LLDockableFloater::postBuild();
#endif
}

// virtual
void LLIMFloater::draw()
{
	if ( mMeTyping )
	{
		// Time out if user hasn't typed for a while.
		if ( mTypingTimeoutTimer.getElapsedTimeF32() > LLAgent::TYPING_TIMEOUT_SECS )
		{
			setTyping(false);
		}
	}

	LLTransientDockableFloater::draw();
}


// static
void* LLIMFloater::createPanelIMControl(void* userdata)
{
	LLIMFloater *self = (LLIMFloater*)userdata;
	self->mControlPanel = new LLPanelIMControlPanel();
	self->mControlPanel->setXMLFilename("panel_im_control_panel.xml");
	return self->mControlPanel;
}


// static
void* LLIMFloater::createPanelGroupControl(void* userdata)
{
	LLIMFloater *self = (LLIMFloater*)userdata;
	self->mControlPanel = new LLPanelGroupControlPanel(self->mSessionID);
	self->mControlPanel->setXMLFilename("panel_group_control_panel.xml");
	return self->mControlPanel;
}

// static
void* LLIMFloater::createPanelAdHocControl(void* userdata)
{
	LLIMFloater *self = (LLIMFloater*)userdata;
	self->mControlPanel = new LLPanelAdHocControlPanel(self->mSessionID);
	self->mControlPanel->setXMLFilename("panel_adhoc_control_panel.xml");
	return self->mControlPanel;
}

void LLIMFloater::onSlide()
{
	LLPanel* im_control_panel = getChild<LLPanel>("panel_im_control_panel");
	im_control_panel->setVisible(!im_control_panel->getVisible());

	gSavedSettings.setBOOL("IMShowControlPanel", im_control_panel->getVisible());

	getChild<LLButton>("slide_left_btn")->setVisible(im_control_panel->getVisible());
	getChild<LLButton>("slide_right_btn")->setVisible(!im_control_panel->getVisible());
}

//static
LLIMFloater* LLIMFloater::show(const LLUUID& session_id)
{
#ifdef USE_IM_CONTAINER
	LLIMFloater* target_floater = findInstance(session_id);
	bool not_existed = NULL == target_floater;

#else
	//hide all
	LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("impanel");
	for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin();
		 iter != inst_list.end(); ++iter)
	{
		LLIMFloater* floater = dynamic_cast<LLIMFloater*>(*iter);
		if (floater && floater->isDocked())
		{
			floater->setVisible(false);
		}
	}
#endif

	LLIMFloater* floater = LLFloaterReg::showTypedInstance<LLIMFloater>("impanel", session_id);

	floater->updateMessages();
	floater->mInputEditor->setFocus(TRUE);

#ifdef USE_IM_CONTAINER
	// do not add existed floaters to avoid adding torn off instances
	if (not_existed)
	{
		//		LLTabContainer::eInsertionPoint i_pt = user_initiated ? LLTabContainer::RIGHT_OF_CURRENT : LLTabContainer::END;
		// TODO: mantipov: use LLTabContainer::RIGHT_OF_CURRENT if it exists
		LLTabContainer::eInsertionPoint i_pt = LLTabContainer::END;

		LLIMFloaterContainer* floater_container = LLFloaterReg::showTypedInstance<LLIMFloaterContainer>("im_container");
		floater_container->addFloater(floater, TRUE, i_pt);
	}
#else
	if (floater->getDockControl() == NULL)
	{
		LLChiclet* chiclet =
				LLBottomTray::getInstance()->getChicletPanel()->findChiclet<LLChiclet>(
						session_id);
		if (chiclet == NULL)
		{
			llerror("Dock chiclet for LLIMFloater doesn't exists", 0);
		}
		else
		{
			LLBottomTray::getInstance()->getChicletPanel()->scrollToChiclet(chiclet);
		}

		floater->setDockControl(new LLDockControl(chiclet, floater, floater->getDockTongue(),
				LLDockControl::TOP,  boost::bind(&LLIMFloater::getAllowedRect, floater, _1)));
	}
#endif

	return floater;
}

void LLIMFloater::getAllowedRect(LLRect& rect)
{
	rect = gViewerWindow->getWorldViewRectRaw();
}

void LLIMFloater::setDocked(bool docked, bool pop_on_undock)
{
	// update notification channel state
	LLNotificationsUI::LLScreenChannel* channel = dynamic_cast<LLNotificationsUI::LLScreenChannel*>
		(LLNotificationsUI::LLChannelManager::getInstance()->
											findChannelByID(LLUUID(gSavedSettings.getString("NotificationChannelUUID"))));
	
#ifndef USE_IM_CONTAINER
	LLTransientDockableFloater::setDocked(docked, pop_on_undock);
#endif

	// update notification channel state
	if(channel)
	{
		channel->updateShowToastsState();
	}
}

void LLIMFloater::setVisible(BOOL visible)
{
	LLNotificationsUI::LLScreenChannel* channel = dynamic_cast<LLNotificationsUI::LLScreenChannel*>
		(LLNotificationsUI::LLChannelManager::getInstance()->
											findChannelByID(LLUUID(gSavedSettings.getString("NotificationChannelUUID"))));
	LLTransientDockableFloater::setVisible(visible);

	// update notification channel state
	if(channel)
	{
		channel->updateShowToastsState();
	}
}

//static
bool LLIMFloater::toggle(const LLUUID& session_id)
{
#ifndef USE_IM_CONTAINER
	LLIMFloater* floater = LLFloaterReg::findTypedInstance<LLIMFloater>("impanel", session_id);
	if (floater && floater->getVisible() && floater->isDocked())
	{
		// clicking on chiclet to close floater just hides it to maintain existing
		// scroll/text entry state
		floater->setVisible(false);
		return false;
	}
	else if(floater && !floater->isDocked())
	{
		floater->setVisible(TRUE);
		floater->setFocus(TRUE);
		return true;
	}
	else
#endif
	{
		// ensure the list of messages is updated when floater is made visible
		show(session_id);
		return true;
	}
}

//static
LLIMFloater* LLIMFloater::findInstance(const LLUUID& session_id)
{
	return LLFloaterReg::findTypedInstance<LLIMFloater>("impanel", session_id);
}

void LLIMFloater::sessionInitReplyReceived(const LLUUID& im_session_id)
{
	mSessionInitialized = true;

	//will be different only for an ad-hoc im session
	if (mSessionID != im_session_id)
	{
		mSessionID = im_session_id;
		setKey(im_session_id);
		mControlPanel->setSessionId(im_session_id);
	}
	
	//*TODO here we should remove "starting session..." warning message if we added it in postBuild() (IB)


	//need to send delayed messaged collected while waiting for session initialization
	if (!mQueuedMsgsForInit.size()) return;
	LLSD::array_iterator iter;
	for ( iter = mQueuedMsgsForInit.beginArray();
		iter != mQueuedMsgsForInit.endArray();
		++iter)
	{
		LLIMModel::sendMessage(iter->asString(), mSessionID,
			mOtherParticipantUUID, mDialog);
	}
}

void LLIMFloater::updateMessages()
{
	bool use_plain_text_chat_history = gSavedSettings.getBOOL("PlainTextChatHistory");

	std::list<LLSD> messages;
	LLIMModel::instance().getMessages(mSessionID, messages, mLastMessageIndex+1);

	if (messages.size())
	{
//		LLUIColor chat_color = LLUIColorTable::instance().getColor("IMChatColor");

		std::ostringstream message;
		std::list<LLSD>::const_reverse_iterator iter = messages.rbegin();
		std::list<LLSD>::const_reverse_iterator iter_end = messages.rend();
		for (; iter != iter_end; ++iter)
		{
			LLSD msg = *iter;

			std::string time = msg["time"].asString();
			LLUUID from_id = msg["from_id"].asUUID();
			std::string from = from_id != gAgentID ? msg["from"].asString() : LLTrans::getString("You");
			std::string message = msg["message"].asString();

			LLChat chat;
			chat.mFromID = from_id;
			chat.mFromName = from;
			chat.mText = message;
			chat.mTimeStr = time;
			
			mChatHistory->appendMessage(chat, use_plain_text_chat_history);
			mLastMessageIndex = msg["index"].asInteger();
		}
	}
}

// static
void LLIMFloater::onInputEditorFocusReceived( LLFocusableElement* caller, void* userdata )
{
	LLIMFloater* self= (LLIMFloater*) userdata;

	// Allow enabling the LLIMFloater input editor only if session can accept text
	LLIMModel::LLIMSession* im_session =
		LLIMModel::instance().findIMSession(self->mSessionID);
	//TODO: While disabled lllineeditor can receive focus we need to check if it is enabled (EK)
	if( im_session && im_session->mTextIMPossible && self->mInputEditor->getEnabled())
	{
		//in disconnected state IM input editor should be disabled
		self->mInputEditor->setEnabled(!gDisconnected);
	}
}

// static
void LLIMFloater::onInputEditorFocusLost(LLFocusableElement* caller, void* userdata)
{
	LLIMFloater* self = (LLIMFloater*) userdata;
	self->setTyping(false);
}

// static
void LLIMFloater::onInputEditorKeystroke(LLLineEditor* caller, void* userdata)
{
	LLIMFloater* self = (LLIMFloater*)userdata;
	std::string text = self->mInputEditor->getText();
	if (!text.empty())
	{
		self->setTyping(true);
	}
	else
	{
		// Deleting all text counts as stopping typing.
		self->setTyping(false);
	}
}

void LLIMFloater::setTyping(bool typing)
{
	if ( typing )
	{
		// Started or proceeded typing, reset the typing timeout timer
		mTypingTimeoutTimer.reset();
	}

	if ( mMeTyping != typing )
	{
		// Typing state is changed
		mMeTyping = typing;
		// So, should send current state
		mShouldSendTypingState = true;
		// In case typing is started, send state after some delay
		mTypingTimer.reset();
	}

	// Don't want to send typing indicators to multiple people, potentially too
	// much network traffic. Only send in person-to-person IMs.
	if ( mShouldSendTypingState && mDialog == IM_NOTHING_SPECIAL )
	{
		if ( mMeTyping )
		{
			if ( mTypingTimer.getElapsedTimeF32() > 1.f )
			{
				// Still typing, send 'start typing' notification
				LLIMModel::instance().sendTypingState(mSessionID, mOtherParticipantUUID, TRUE);
				mShouldSendTypingState = false;
			}
		}
		else
		{
			// Send 'stop typing' notification immediately
			LLIMModel::instance().sendTypingState(mSessionID, mOtherParticipantUUID, FALSE);
			mShouldSendTypingState = false;
		}
	}

	LLIMSpeakerMgr* speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);
	if (speaker_mgr)
		speaker_mgr->setSpeakerTyping(gAgent.getID(), FALSE);

}

void LLIMFloater::processIMTyping(const LLIMInfo* im_info, BOOL typing)
{
	if ( typing )
	{
		// other user started typing
		addTypingIndicator(im_info);
	}
	else
	{
		// other user stopped typing
		removeTypingIndicator(im_info);
	}
}

void LLIMFloater::processAgentListUpdates(const LLSD& body)
{
	if ( !body.isMap() ) return;

	if ( body.has("agent_updates") && body["agent_updates"].isMap() )
	{
		LLSD agent_data = body["agent_updates"].get(gAgentID.asString());
		if (agent_data.isMap() && agent_data.has("info"))
		{
			LLSD agent_info = agent_data["info"];

			if (agent_info.has("mutes"))
			{
				BOOL moderator_muted_text = agent_info["mutes"]["text"].asBoolean(); 
				mInputEditor->setEnabled(!moderator_muted_text);
				std::string label;
				if (moderator_muted_text)
					label = LLTrans::getString("IM_muted_text_label");
				else
					label = LLTrans::getString("IM_to_label") + " " + LLIMModel::instance().getName(mSessionID);
				mInputEditor->setLabel(label);

				if (moderator_muted_text)
					LLNotifications::instance().add("TextChatIsMutedByModerator");
			}
		}
	}
}

void LLIMFloater::updateChatHistoryStyle()
{
	mChatHistory->clear();
	mLastMessageIndex = -1;
	updateMessages();
}

void LLIMFloater::processChatHistoryStyleUpdate(const LLSD& newvalue)
{
	LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("impanel");
	for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin();
		 iter != inst_list.end(); ++iter)
	{
		LLIMFloater* floater = dynamic_cast<LLIMFloater*>(*iter);
		if (floater)
		{
			floater->updateChatHistoryStyle();
		}
	}

}

void LLIMFloater::processSessionUpdate(const LLSD& session_update)
{
	// *TODO : verify following code when moderated mode will be implemented
	if ( false && session_update.has("moderated_mode") &&
		 session_update["moderated_mode"].has("voice") )
	{
		BOOL voice_moderated = session_update["moderated_mode"]["voice"];
		const std::string session_label = LLIMModel::instance().getName(mSessionID);

		if (voice_moderated)
		{
			setTitle(session_label + std::string(" ") + LLTrans::getString("IM_moderated_chat_label"));
		}
		else
		{
			setTitle(session_label);
		}

		// *TODO : uncomment this when/if LLPanelActiveSpeakers panel will be added
		//update the speakers dropdown too
		//mSpeakerPanel->setVoiceModerationCtrlMode(voice_moderated);
	}
}

BOOL LLIMFloater::handleDragAndDrop(S32 x, S32 y, MASK mask,
						   BOOL drop, EDragAndDropType cargo_type,
						   void *cargo_data, EAcceptance *accept,
						   std::string& tooltip_msg)
{

	if (mDialog == IM_NOTHING_SPECIAL)
	{
		LLToolDragAndDrop::handleGiveDragAndDrop(mOtherParticipantUUID, mSessionID, drop,
												 cargo_type, cargo_data, accept);
	}

	// handle case for dropping calling cards (and folders of calling cards) onto invitation panel for invites
	else if (isInviteAllowed())
	{
		*accept = ACCEPT_NO;

		if (cargo_type == DAD_CALLINGCARD)
		{
			if (dropCallingCard((LLInventoryItem*)cargo_data, drop))
			{
				*accept = ACCEPT_YES_MULTI;
			}
		}
		else if (cargo_type == DAD_CATEGORY)
		{
			if (dropCategory((LLInventoryCategory*)cargo_data, drop))
			{
				*accept = ACCEPT_YES_MULTI;
			}
		}
	}
	return TRUE;
}

BOOL LLIMFloater::dropCallingCard(LLInventoryItem* item, BOOL drop)
{
	BOOL rv = isInviteAllowed();
	if(rv && item && item->getCreatorUUID().notNull())
	{
		if(drop)
		{
			std::vector<LLUUID> ids;
			ids.push_back(item->getCreatorUUID());
			inviteToSession(ids);
		}
	}
	else
	{
		// set to false if creator uuid is null.
		rv = FALSE;
	}
	return rv;
}

BOOL LLIMFloater::dropCategory(LLInventoryCategory* category, BOOL drop)
{
	BOOL rv = isInviteAllowed();
	if(rv && category)
	{
		LLInventoryModel::cat_array_t cats;
		LLInventoryModel::item_array_t items;
		LLUniqueBuddyCollector buddies;
		gInventory.collectDescendentsIf(category->getUUID(),
										cats,
										items,
										LLInventoryModel::EXCLUDE_TRASH,
										buddies);
		S32 count = items.count();
		if(count == 0)
		{
			rv = FALSE;
		}
		else if(drop)
		{
			std::vector<LLUUID> ids;
			ids.reserve(count);
			for(S32 i = 0; i < count; ++i)
			{
				ids.push_back(items.get(i)->getCreatorUUID());
			}
			inviteToSession(ids);
		}
	}
	return rv;
}

BOOL LLIMFloater::isInviteAllowed() const
{

	return ( (IM_SESSION_CONFERENCE_START == mDialog)
			 || (IM_SESSION_INVITE == mDialog) );
}

class LLSessionInviteResponder : public LLHTTPClient::Responder
{
public:
	LLSessionInviteResponder(const LLUUID& session_id)
	{
		mSessionID = session_id;
	}

	void error(U32 statusNum, const std::string& reason)
	{
		llinfos << "Error inviting all agents to session" << llendl;
		//throw something back to the viewer here?
	}

private:
	LLUUID mSessionID;
};

BOOL LLIMFloater::inviteToSession(const std::vector<LLUUID>& ids)
{
	LLViewerRegion* region = gAgent.getRegion();
	if (!region)
	{
		return FALSE;
	}

	S32 count = ids.size();

	if( isInviteAllowed() && (count > 0) )
	{
		llinfos << "LLIMFloater::inviteToSession() - inviting participants" << llendl;

		std::string url = region->getCapability("ChatSessionRequest");

		LLSD data;

		data["params"] = LLSD::emptyArray();
		for (int i = 0; i < count; i++)
		{
			data["params"].append(ids[i]);
		}

		data["method"] = "invite";
		data["session-id"] = mSessionID;
		LLHTTPClient::post(
			url,
			data,
			new LLSessionInviteResponder(
					mSessionID));
	}
	else
	{
		llinfos << "LLIMFloater::inviteToSession -"
				<< " no need to invite agents for "
				<< mDialog << llendl;
		// successful add, because everyone that needed to get added
		// was added.
	}

	return TRUE;
}

void LLIMFloater::addTypingIndicator(const LLIMInfo* im_info)
{
	// We may have lost a "stop-typing" packet, don't add it twice
	if ( im_info && !mOtherTyping )
	{
		mOtherTyping = true;

		// Create typing is started title string
		LLUIString typing_start(mTypingStart);
		typing_start.setArg("[NAME]", im_info->mName);

		// Save and set new title
		mSavedTitle = getTitle();
		setTitle (typing_start);

		// Update speaker
		LLIMSpeakerMgr* speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);
		if ( speaker_mgr )
		{
			speaker_mgr->setSpeakerTyping(im_info->mFromID, TRUE);
		}
	}
}

void LLIMFloater::removeTypingIndicator(const LLIMInfo* im_info)
{
	if ( mOtherTyping )
	{
		mOtherTyping = false;

		// Revert the title to saved one
		setTitle(mSavedTitle);

		if ( im_info )
		{
			// Update speaker
			LLIMSpeakerMgr* speaker_mgr = LLIMModel::getInstance()->getSpeakerManager(mSessionID);
			if ( speaker_mgr )
			{
				speaker_mgr->setSpeakerTyping(im_info->mFromID, FALSE);
			}
		}

	}
}