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1 files changed, 706 insertions, 0 deletions

diff --git a/indra/newview/llchatbar.cpp b/indra/newview/llchatbar.cpp
new file mode 100644
index 0000000000..208a14a6c6
--- /dev/null
+++ b/indra/newview/llchatbar.cpp
@@ -0,0 +1,706 @@
+/** 
+ * @file llchatbar.cpp
+ * @brief LLChatBar class implementation
+ *
+ * Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llchatbar.h"
+
+#include "imageids.h"
+#include "llfontgl.h"
+#include "llrect.h"
+#include "llerror.h"
+#include "llparcel.h"
+#include "llstring.h"
+#include "message.h"
+#include "llfocusmgr.h"
+
+#include "llagent.h"
+#include "llbutton.h"
+#include "llcombobox.h"
+#include "llviewercontrol.h"
+#include "llfloaterchat.h"
+#include "llgesturemgr.h"
+#include "llkeyboard.h"
+#include "lllineeditor.h"
+#include "lltextbox.h"
+#include "lluiconstants.h"
+#include "llviewergesture.h"			// for triggering gestures
+#include "llviewermenu.h"		// for deleting object with DEL key
+#include "llviewerstats.h"
+#include "llviewerwindow.h"
+#include "llframetimer.h"
+#include "llresmgr.h"
+#include "llworld.h"
+#include "llinventorymodel.h"
+#include "llmultigesture.h"
+#include "llui.h"
+#include "llviewermenu.h"
+#include "llvieweruictrlfactory.h"
+
+
+//
+// Globals
+//
+const F32 AGENT_TYPING_TIMEOUT = 5.f;	// seconds
+
+LLChatBar *gChatBar = NULL;
+
+LLChatBarGestureObserver* LLChatBar::sObserver = NULL;
+
+
+class LLChatBarGestureObserver : public LLGestureManagerObserver
+{
+public:
+	LLChatBarGestureObserver() {}
+	virtual ~LLChatBarGestureObserver() {}
+	virtual void changed() { gChatBar->refreshGestures(); }
+};
+
+
+//
+// Functions
+//
+
+LLChatBar::LLChatBar(const std::string& name, const LLRect& rect)
+:	LLPanel(name, rect, BORDER_NO),
+	mInputEditor(NULL),
+	mGestureLabelTimer(),
+	mLastSpecialChatChannel(0),
+	mIsBuilt(FALSE)
+{
+	setIsChrome(TRUE);
+	
+	gUICtrlFactory->buildPanel(this,"panel_chat_bar.xml");
+	
+	mIsFocusRoot = TRUE;
+
+	setRect(rect); // override xml rect
+	
+	setBackgroundOpaque(TRUE);
+	setBackgroundVisible(TRUE);
+
+	// Start visible if we left the app while chatting.
+	setVisible( gSavedSettings.getBOOL("ChatVisible") );
+
+	mInputEditor = LLUICtrlFactory::getLineEditorByName(this, "Chat Editor");
+	if (mInputEditor)
+	{
+		mInputEditor->setCallbackUserData(this);
+		mInputEditor->setKeystrokeCallback(&onInputEditorKeystroke);
+		mInputEditor->setFocusLostCallback(&onInputEditorFocusLost);
+		mInputEditor->setFocusReceivedCallback( &onInputEditorGainFocus );
+		mInputEditor->setCommitOnFocusLost( FALSE );
+		mInputEditor->setIgnoreTab(TRUE);
+		mInputEditor->setPassDelete(TRUE);
+	}
+
+	mInputEditor->setMaxTextLength(1023);
+	// Build the list of gestures
+	refreshGestures();
+
+	sObserver = new LLChatBarGestureObserver;
+	gGestureManager.addObserver(sObserver);
+
+	mIsBuilt = TRUE;
+	
+	// Apply custom layout.
+	layout();
+
+#if !LL_RELEASE_FOR_DOWNLOAD
+	childDisplayNotFound();
+#endif
+	
+}
+
+
+LLChatBar::~LLChatBar()
+{
+	delete sObserver;
+	sObserver = NULL;
+	// LLView destructor cleans up children
+}
+
+BOOL LLChatBar::postBuild()
+{
+	childSetAction("History", LLFloaterChat::toggle, this);
+	childSetAction("Say", onClickSay, this);
+	childSetAction("Shout", onClickShout, this);
+	childSetCommitCallback("Gesture", onCommitGesture, this);
+
+	return TRUE;
+}
+
+//-----------------------------------------------------------------------
+// Overrides
+//-----------------------------------------------------------------------
+
+// virtual
+void LLChatBar::reshape(S32 width, S32 height, BOOL called_from_parent)
+{
+	LLPanel::reshape(width, height, called_from_parent);
+	if (mIsBuilt)
+	{
+		layout();
+	}
+}
+
+// virtual
+BOOL LLChatBar::handleKeyHere( KEY key, MASK mask, BOOL called_from_parent )
+{
+	BOOL handled = FALSE;
+
+	if( getVisible() && getEnabled() && !called_from_parent)
+	{
+		// ALT-RETURN is reserved for windowed/fullscreen toggle
+		if( KEY_RETURN == key )
+		{
+			//if (childGetValue("Chat Editor").asString().empty())
+			//{
+			//	// no text, just close chat bar
+			//	stopChat();
+			//	return TRUE;
+			//}
+
+			if (mask == MASK_CONTROL)
+			{
+				// shout
+				sendChat(CHAT_TYPE_SHOUT);
+				handled = TRUE;
+			}
+			else if (mask == MASK_NONE)
+			{
+				// say
+				sendChat( CHAT_TYPE_NORMAL );
+				handled = TRUE;
+			}
+		}
+		else if ( KEY_ESCAPE == key )
+		{
+			stopChat();
+
+			handled = TRUE;
+		}
+	}
+	return handled;
+}
+
+
+void LLChatBar::layout()
+{
+	S32 rect_width = mRect.getWidth();
+	S32 count = 9; // number of elements in LLToolBar
+	S32 pad = 4;
+
+	LLRect gesture_rect;
+	S32 gesture_width = 0;
+	if (childGetRect("Gesture", gesture_rect))
+	{
+		gesture_width = gesture_rect.getWidth();
+	}
+	F32 segment_width = (F32)(rect_width - (pad + gesture_width)) / (F32)count;
+
+	S32 btn_width = lltrunc(segment_width-pad);
+
+	S32 x = 0;
+	S32 y = 1;
+	LLRect r;
+
+	x = llround(0 * segment_width);
+	r.setOriginAndSize(x, y, btn_width, BTN_HEIGHT);
+	childSetRect("History", r);
+
+	x = llround(1 * segment_width);
+	// Hack this one up so it looks nice.
+	if (mInputEditor)
+	{
+		r.setOriginAndSize(x, y+2, llfloor(6*segment_width-pad), 18);
+		mInputEditor->reshape(r.getWidth(), r.getHeight(), TRUE);
+		mInputEditor->setRect(r);
+	}
+	
+	x = llround(7 * segment_width);
+	r.setOriginAndSize(x, y, btn_width, BTN_HEIGHT);
+	childSetRect("Say", r);
+
+	x = llround(8 * segment_width);
+	r.setOriginAndSize(x, y, btn_width, BTN_HEIGHT);
+	childSetRect("Shout", r);
+
+	x = rect_width - (pad + gesture_width);
+	r.setOriginAndSize(x, y, gesture_width, BTN_HEIGHT);
+	childSetRect("Gesture", r);
+}
+
+
+void LLChatBar::refresh()
+{
+	//BOOL chat_mode = gSavedSettings.getBOOL("ChatVisible");
+
+	//// Grab focus when no one else has it, and we're in chat mode.
+	//if (!gFocusMgr.getKeyboardFocus()
+	//	&& chat_mode)
+	//{
+	//	childSetFocus("Chat Editor", TRUE);
+	//}
+
+	// Only show this view when user wants to be chatting
+	//setVisible(chat_mode);
+
+	// hide in mouselook, but keep previous visibility state
+	//BOOL mouselook = gAgent.cameraMouselook();
+	// call superclass setVisible so that we don't overwrite the saved setting
+	LLPanel::setVisible(gSavedSettings.getBOOL("ChatVisible"));
+
+	// HACK: Leave the name of the gesture in place for a few seconds.
+	const F32 SHOW_GESTURE_NAME_TIME = 2.f;
+	if (mGestureLabelTimer.getStarted() && mGestureLabelTimer.getElapsedTimeF32() > SHOW_GESTURE_NAME_TIME)
+	{
+		LLCtrlListInterface* gestures = childGetListInterface("Gesture");
+		if (gestures) gestures->selectFirstItem();
+		mGestureLabelTimer.stop();
+	}
+
+	if ((gAgent.getTypingTime() > AGENT_TYPING_TIMEOUT) && (gAgent.getRenderState() & AGENT_STATE_TYPING))
+	{
+		gAgent.stopTyping();
+	}
+
+	childSetEnabled("Say", mInputEditor->getText().size());
+	childSetEnabled("Shout", mInputEditor->getText().size());
+
+}
+
+void LLChatBar::refreshGestures()
+{
+	LLCtrlListInterface* gestures = childGetListInterface("Gesture");
+	if (gestures)
+	{
+		//store current selection so we can maintain it
+		LLString cur_gesture = childGetValue("Gesture").asString();
+		gestures->selectFirstItem();
+		LLString label = childGetValue("Gesture").asString();
+		// clear
+		gestures->clearRows();
+		// add gestures
+		LLGestureManager::item_map_t::iterator it;
+		for (it = gGestureManager.mActive.begin(); it != gGestureManager.mActive.end(); ++it)
+		{
+			LLMultiGesture* gesture = (*it).second;
+			if (gesture)
+			{
+				if (!gesture->mTrigger.empty())
+				{
+					gestures->addSimpleElement(gesture->mTrigger);
+				}
+			}
+		}
+		gestures->sortByColumn(0, TRUE);
+		// Insert label after sorting
+		gestures->addSimpleElement(label, ADD_TOP);
+		
+		if (!cur_gesture.empty())
+		{
+			gestures->selectByValue(LLSD(cur_gesture));
+		}
+		else
+		{
+			gestures->selectFirstItem();
+		}
+	}
+}
+
+// Move the cursor to the correct input field.
+void LLChatBar::setKeyboardFocus(BOOL focus)
+{
+	if (focus)
+	{
+		if (mInputEditor)
+		{
+			mInputEditor->setFocus(TRUE);
+			mInputEditor->selectAll();
+		}
+	}
+	else if (gFocusMgr.childHasKeyboardFocus(this))
+	{
+		if (mInputEditor)
+		{
+			mInputEditor->deselect();
+		}
+		setFocus(FALSE);
+	}
+}
+
+
+// Ignore arrow keys in chat bar
+void LLChatBar::setIgnoreArrowKeys(BOOL b)
+{
+	if (mInputEditor)
+	{
+		mInputEditor->setIgnoreArrowKeys(b);
+	}
+}
+
+BOOL LLChatBar::inputEditorHasFocus()
+{
+	return mInputEditor && mInputEditor->hasFocus();
+}
+
+LLString LLChatBar::getCurrentChat()
+{
+	return mInputEditor ? mInputEditor->getText() : LLString::null;
+}
+
+//-----------------------------------------------------------------------
+// Internal functions
+//-----------------------------------------------------------------------
+
+// If input of the form "/20foo" or "/20 foo", returns "foo" and channel 20.
+// Otherwise returns input and channel 0.
+LLWString LLChatBar::stripChannelNumber(const LLWString &mesg, S32* channel)
+{
+	if (mesg[0] == '/'
+		&& mesg[1] == '/')
+	{
+		// This is a "repeat channel send"
+		*channel = mLastSpecialChatChannel;
+		return mesg.substr(2, mesg.length() - 2);
+	}
+	else if (mesg[0] == '/'
+			 && mesg[1]
+			 && isdigit(mesg[1]))
+	{
+		// This a special "/20" speak on a channel
+		S32 pos = 0;
+
+		// Copy the channel number into a string
+		llwchar channel_string[64];
+		llwchar c;
+		do
+		{
+			c = mesg[pos+1];
+			channel_string[pos] = c;
+			pos++;
+		}
+		while(c && pos < 64 && isdigit(c));
+		
+		// Move the pointer forward to the first non-whitespace char
+		// Check isspace before looping, so we can handle "/33foo"
+		// as well as "/33 foo"
+		while(c && iswspace(c))
+		{
+			c = mesg[pos+1];
+			pos++;
+		}
+
+		
+		mLastSpecialChatChannel = strtol(wstring_to_utf8str(channel_string).c_str(), NULL, 10);
+		*channel = mLastSpecialChatChannel;
+		return mesg.substr(pos, mesg.length() - pos);
+	}
+	else
+	{
+		// This is normal chat.
+		*channel = 0;
+		return mesg;
+	}
+}
+
+
+void LLChatBar::sendChat( EChatType type )
+{
+	LLWString text;
+	if (mInputEditor) text = mInputEditor->getWText();
+	LLWString::trim(text);
+
+	if (!text.empty())
+	{
+		// Check if this is destined for another channel
+		S32 channel = 0;
+		stripChannelNumber(text, &channel);
+
+		std::string utf8text = wstring_to_utf8str(text);
+		// Try to trigger a gesture, if not chat to a script.
+		std::string utf8_revised_text;
+		if (0 == channel)
+		{
+			// discard returned "found" boolean
+			gGestureManager.triggerAndReviseString(utf8text, &utf8_revised_text);
+		}
+		else
+		{
+			utf8_revised_text = utf8text;
+		}
+
+		utf8_revised_text = utf8str_trim(utf8_revised_text);
+
+		if (!utf8_revised_text.empty())
+		{
+			// Chat with animation
+			sendChatFromViewer(utf8_revised_text, type, TRUE);
+		}
+	}
+	childSetValue("Chat Editor", LLSD(LLString::null));
+
+	gAgent.stopTyping();
+
+	// If the user wants to stop chatting on hitting return, lose focus
+	// and go out of chat mode.
+	if (gSavedSettings.getBOOL("CloseChatOnReturn"))
+	{
+		stopChat();
+	}
+}
+
+
+//-----------------------------------------------------------------------
+// Static functions
+//-----------------------------------------------------------------------
+
+// static 
+void LLChatBar::startChat(void* userdata)
+{
+	const char* line = (const char*)userdata;
+
+	gChatBar->setVisible(TRUE);
+	gChatBar->setKeyboardFocus(TRUE);
+	gSavedSettings.setBOOL("ChatVisible", TRUE);
+
+	if (line && gChatBar->mInputEditor)
+	{
+		std::string line_string(line);
+		gChatBar->mInputEditor->setText(line_string);
+	}
+	// always move cursor to end so users don't obliterate chat when accidentally hitting WASD
+	gChatBar->mInputEditor->setCursorToEnd();
+}
+
+
+// Exit "chat mode" and do the appropriate focus changes
+// static
+void LLChatBar::stopChat()
+{
+	// In simple UI mode, we never release focus from the chat bar
+	gChatBar->setKeyboardFocus(FALSE);
+
+	// If we typed a movement key and pressed return during the
+	// same frame, the keyboard handlers will see the key as having
+	// gone down this frame and try to move the avatar.
+	gKeyboard->resetKeys();
+	gKeyboard->resetMaskKeys();
+
+	// stop typing animation
+	gAgent.stopTyping();
+
+	// hide chat bar so it doesn't grab focus back
+	gChatBar->setVisible(FALSE);
+}
+
+void LLChatBar::setVisible(BOOL visible)
+{
+	gSavedSettings.setBOOL("ChatVisible", visible);
+	LLPanel::setVisible(visible);
+}
+
+// static
+void LLChatBar::onInputEditorKeystroke( LLLineEditor* caller, void* userdata )
+{
+	LLChatBar* self = (LLChatBar *)userdata;
+
+	LLWString raw_text;
+	if (self->mInputEditor) raw_text = self->mInputEditor->getWText();
+
+	// Can't trim the end, because that will cause autocompletion
+	// to eat trailing spaces that might be part of a gesture.
+	LLWString::trimHead(raw_text);
+
+	S32 length = raw_text.length();
+
+	if( (length > 0) && (raw_text[0] != '/') )  // forward slash is used for escape (eg. emote) sequences
+	{
+		gAgent.startTyping();
+	}
+	else
+	{
+		gAgent.stopTyping();
+	}
+
+	/* Doesn't work -- can't tell the difference between a backspace
+	   that killed the selection vs. backspace at the end of line.
+	if (length > 1 
+		&& text[0] == '/'
+		&& key == KEY_BACKSPACE)
+	{
+		// the selection will already be deleted, but we need to trim
+		// off the character before
+		LLString new_text = raw_text.substr(0, length-1);
+		self->mInputEditor->setText( new_text );
+		self->mInputEditor->setCursorToEnd();
+		length = length - 1;
+	}
+	*/
+
+	KEY key = gKeyboard->currentKey();
+
+	// Ignore "special" keys, like backspace, arrows, etc.
+	if (length > 1 
+		&& raw_text[0] == '/'
+		&& key < KEY_SPECIAL)
+	{
+		// we're starting a gesture, attempt to autocomplete
+
+		std::string utf8_trigger = wstring_to_utf8str(raw_text);
+		std::string utf8_out_str(utf8_trigger);
+
+		if (gGestureManager.matchPrefix(utf8_trigger, &utf8_out_str))
+		{
+			if (self->mInputEditor)
+			{
+				self->mInputEditor->setText(utf8_out_str);
+				S32 outlength = self->mInputEditor->getLength(); // in characters
+			
+				// Select to end of line, starting from the character
+				// after the last one the user typed.
+				self->mInputEditor->setSelection(length, outlength);
+			}
+		}
+
+		//llinfos << "GESTUREDEBUG " << trigger 
+		//	<< " len " << length
+		//	<< " outlen " << out_str.getLength()
+		//	<< llendl;
+	}
+	// make sure we don't do UI-only render as it is apparent avatar isn't animating
+	gViewerWindow->finishFastFrame();
+}
+
+// static
+void LLChatBar::onInputEditorFocusLost( LLLineEditor* caller, void* userdata)
+{
+	// stop typing animation
+	gAgent.stopTyping();
+}
+
+// static
+void LLChatBar::onInputEditorGainFocus( LLUICtrl* caller, void* userdata )
+{
+	LLFloaterChat::setHistoryCursorAndScrollToEnd();
+}
+
+// static
+void LLChatBar::onClickSay( void* userdata )
+{
+	LLChatBar* self = (LLChatBar*) userdata;
+	self->sendChat( CHAT_TYPE_NORMAL );
+}
+
+// static
+void LLChatBar::onClickShout( void* userdata )
+{
+	LLChatBar *self = (LLChatBar *)userdata;
+	self->sendChat( CHAT_TYPE_SHOUT );
+}
+
+void LLChatBar::sendChatFromViewer(const std::string &utf8text, EChatType type, BOOL animate)
+{
+	sendChatFromViewer(utf8str_to_wstring(utf8text), type, animate);
+}
+
+void LLChatBar::sendChatFromViewer(const LLWString &wtext, EChatType type, BOOL animate)
+{
+	LLMessageSystem* msg = gMessageSystem;
+
+	// Look for "/20 foo" channel chats.
+	S32 channel = 0;
+	LLWString out_text = stripChannelNumber(wtext, &channel);
+	std::string utf8_out_text = wstring_to_utf8str(out_text);
+	std::string utf8_text = wstring_to_utf8str(wtext);
+
+	utf8_text = utf8str_trim(utf8_text);
+	if (!utf8_text.empty())
+	{
+		utf8_text = utf8str_truncate(utf8_text, MAX_STRING - 1);
+	}
+
+	// Don't animate for chats people can't hear (chat to scripts)
+	if (animate && (channel == 0))
+	{
+		if (type == CHAT_TYPE_WHISPER)
+		{
+			lldebugs << "You whisper " << utf8_text << llendl;
+			gAgent.sendAnimationRequest(ANIM_AGENT_WHISPER, ANIM_REQUEST_START);
+		}
+		else if (type == CHAT_TYPE_NORMAL)
+		{
+			lldebugs << "You say " << utf8_text << llendl;
+			gAgent.sendAnimationRequest(ANIM_AGENT_TALK, ANIM_REQUEST_START);
+		}
+		else if (type == CHAT_TYPE_SHOUT)
+		{
+			lldebugs << "You shout " << utf8_text << llendl;
+			gAgent.sendAnimationRequest(ANIM_AGENT_SHOUT, ANIM_REQUEST_START);
+		}
+		else
+		{
+			llinfos << "send_chat_from_viewer() - invalid volume" << llendl;
+			return;
+		}
+	}
+	else
+	{
+		if (type != CHAT_TYPE_START && type != CHAT_TYPE_STOP)
+		{
+			lldebugs << "Channel chat: " << utf8_text << llendl;
+		}
+	}
+
+	msg->newMessageFast(_PREHASH_ChatFromViewer);
+	msg->nextBlockFast(_PREHASH_AgentData);
+	msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
+	msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
+	msg->nextBlockFast(_PREHASH_ChatData);
+	msg->addStringFast(_PREHASH_Message, utf8_out_text);
+	msg->addU8Fast(_PREHASH_Type, type);
+	msg->addS32("Channel", channel);
+
+	gAgent.sendReliableMessage();
+
+	gViewerStats->incStat(LLViewerStats::ST_CHAT_COUNT);
+}
+
+
+// static
+void LLChatBar::onCommitGesture(LLUICtrl* ctrl, void* data)
+{
+	LLChatBar* self = (LLChatBar*)data;
+	LLCtrlListInterface* gestures = self->childGetListInterface("Gesture");
+	if (gestures)
+	{
+		S32 index = gestures->getFirstSelectedIndex();
+		if (index == 0)
+		{
+			return;
+		}
+		const std::string& trigger = gestures->getSimpleSelectedValue().asString();
+
+		// pretend the user chatted the trigger string, to invoke
+		// substitution and logging.
+		std::string text(trigger);
+		std::string revised_text;
+		gGestureManager.triggerAndReviseString(text, &revised_text);
+
+		revised_text = utf8str_trim(revised_text);
+		if (!revised_text.empty())
+		{
+			// Don't play nodding animation
+			self->sendChatFromViewer(revised_text, CHAT_TYPE_NORMAL, FALSE);
+		}
+	}
+	self->mGestureLabelTimer.start();
+	// free focus back to chat bar
+	self->childSetFocus("Gesture", FALSE);
+}