llchatbar.cpp
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- /**
- * @file llchatbar.cpp
- * @brief LLChatBar class implementation
- *
- * $LicenseInfo:firstyear=2002&license=viewergpl$
- *
- * Copyright (c) 2002-2010, 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 "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 "llcommandhandler.h" // secondlife:///app/chat/ support
- #include "llviewercontrol.h"
- #include "llgesturemgr.h"
- #include "llkeyboard.h"
- #include "lllineeditor.h"
- #include "llstatusbar.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 "lluictrlfactory.h"
- #include "llbottomtray.h"
- //
- // Globals
- //
- const F32 AGENT_TYPING_TIMEOUT = 5.f; // seconds
- LLChatBar *gChatBar = NULL;
- class LLChatBarGestureObserver : public LLGestureManagerObserver
- {
- public:
- LLChatBarGestureObserver(LLChatBar* chat_barp) : mChatBar(chat_barp){}
- virtual ~LLChatBarGestureObserver() {}
- virtual void changed() { mChatBar->refreshGestures(); }
- private:
- LLChatBar* mChatBar;
- };
- extern void send_chat_from_viewer(const std::string& utf8_out_text, EChatType type, S32 channel);
- //
- // Functions
- //
- LLChatBar::LLChatBar()
- : LLPanel(),
- mInputEditor(NULL),
- mGestureLabelTimer(),
- mLastSpecialChatChannel(0),
- mIsBuilt(FALSE),
- mGestureCombo(NULL),
- mObserver(NULL)
- {
- setIsChrome(TRUE);
- }
- LLChatBar::~LLChatBar()
- {
- LLGestureManager::instance().removeObserver(mObserver);
- delete mObserver;
- mObserver = NULL;
- // LLView destructor cleans up children
- }
- BOOL LLChatBar::postBuild()
- {
- getChild<LLUICtrl>("Say")->setCommitCallback(boost::bind(&LLChatBar::onClickSay, this, _1));
- // * NOTE: mantipov: getChild with default parameters returns dummy widget.
- // Seems this class will be completle removed
- // attempt to bind to an existing combo box named gesture
- setGestureCombo(findChild<LLComboBox>( "Gesture"));
- mInputEditor = getChild<LLLineEditor>("Chat Editor");
- mInputEditor->setKeystrokeCallback(&onInputEditorKeystroke, this);
- mInputEditor->setFocusLostCallback(boost::bind(&LLChatBar::onInputEditorFocusLost));
- mInputEditor->setFocusReceivedCallback(boost::bind(&LLChatBar::onInputEditorGainFocus));
- mInputEditor->setCommitOnFocusLost( FALSE );
- mInputEditor->setRevertOnEsc( FALSE );
- mInputEditor->setIgnoreTab(TRUE);
- mInputEditor->setPassDelete(TRUE);
- mInputEditor->setReplaceNewlinesWithSpaces(FALSE);
- mInputEditor->setMaxTextLength(1023);
- mInputEditor->setEnableLineHistory(TRUE);
- mIsBuilt = TRUE;
- return TRUE;
- }
- //-----------------------------------------------------------------------
- // Overrides
- //-----------------------------------------------------------------------
- // virtual
- BOOL LLChatBar::handleKeyHere( KEY key, MASK mask )
- {
- BOOL handled = FALSE;
- // ALT-RETURN is reserved for windowed/fullscreen toggle
- if( KEY_RETURN == key )
- {
- if (mask == MASK_CONTROL)
- {
- // shout
- sendChat(CHAT_TYPE_SHOUT);
- handled = TRUE;
- }
- else if (mask == MASK_NONE)
- {
- // say
- sendChat( CHAT_TYPE_NORMAL );
- handled = TRUE;
- }
- }
- // only do this in main chatbar
- else if ( KEY_ESCAPE == key && gChatBar == this)
- {
- stopChat();
- handled = TRUE;
- }
- return handled;
- }
- void LLChatBar::refresh()
- {
- // 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 = mGestureCombo ? mGestureCombo->getListInterface() : NULL;
- if (gestures) gestures->selectFirstItem();
- mGestureLabelTimer.stop();
- }
- if ((gAgent.getTypingTime() > AGENT_TYPING_TIMEOUT) && (gAgent.getRenderState() & AGENT_STATE_TYPING))
- {
- gAgent.stopTyping();
- }
- childSetEnabled("Say", mInputEditor->getText().size() > 0);
- }
- void LLChatBar::refreshGestures()
- {
- if (mGestureCombo)
- {
- //store current selection so we can maintain it
- std::string cur_gesture = mGestureCombo->getValue().asString();
- mGestureCombo->selectFirstItem();
- std::string label = mGestureCombo->getValue().asString();;
- // clear
- mGestureCombo->clearRows();
- // collect list of unique gestures
- std::map <std::string, BOOL> unique;
- LLGestureManager::item_map_t::const_iterator it;
- const LLGestureManager::item_map_t& active_gestures = LLGestureManager::instance().getActiveGestures();
- for (it = active_gestures.begin(); it != active_gestures.end(); ++it)
- {
- LLMultiGesture* gesture = (*it).second;
- if (gesture)
- {
- if (!gesture->mTrigger.empty())
- {
- unique[gesture->mTrigger] = TRUE;
- }
- }
- }
- // add unique gestures
- std::map <std::string, BOOL>::iterator it2;
- for (it2 = unique.begin(); it2 != unique.end(); ++it2)
- {
- mGestureCombo->addSimpleElement((*it2).first);
- }
-
- mGestureCombo->sortByName();
- // Insert label after sorting, at top, with separator below it
- mGestureCombo->addSeparator(ADD_TOP);
- mGestureCombo->addSimpleElement(getString("gesture_label"), ADD_TOP);
-
- if (!cur_gesture.empty())
- {
- mGestureCombo->selectByValue(LLSD(cur_gesture));
- }
- else
- {
- mGestureCombo->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();
- }
- std::string LLChatBar::getCurrentChat()
- {
- return mInputEditor ? mInputEditor->getText() : LLStringUtil::null;
- }
- void LLChatBar::setGestureCombo(LLComboBox* combo)
- {
- mGestureCombo = combo;
- if (mGestureCombo)
- {
- mGestureCombo->setCommitCallback(boost::bind(&LLChatBar::onCommitGesture, this, _1));
- // now register observer since we have a place to put the results
- mObserver = new LLChatBarGestureObserver(this);
- LLGestureManager::instance().addObserver(mObserver);
- // refresh list from current active gestures
- refreshGestures();
- }
- }
- //-----------------------------------------------------------------------
- // 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]
- && LLStringOps::isDigit(mesg[1]))
- {
- // This a special "/20" speak on a channel
- S32 pos = 0;
- // Copy the channel number into a string
- LLWString channel_string;
- llwchar c;
- do
- {
- c = mesg[pos+1];
- channel_string.push_back(c);
- pos++;
- }
- while(c && pos < 64 && LLStringOps::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 )
- {
- if (mInputEditor)
- {
- LLWString text = mInputEditor->getConvertedText();
- if (!text.empty())
- {
- // store sent line in history, duplicates will get filtered
- if (mInputEditor) mInputEditor->updateHistory();
- // 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
- LLGestureManager::instance().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", LLStringUtil::null);
- gAgent.stopTyping();
- // If the user wants to stop chatting on hitting return, lose focus
- // and go out of chat mode.
- if (gChatBar == this && gSavedSettings.getBOOL("CloseChatOnReturn"))
- {
- stopChat();
- }
- }
- //-----------------------------------------------------------------------
- // Static functions
- //-----------------------------------------------------------------------
- // static
- void LLChatBar::startChat(const char* line)
- {
- //TODO* remove DUMMY chat
- //if(gBottomTray && gBottomTray->getChatBox())
- //{
- // gBottomTray->setVisible(TRUE);
- // gBottomTray->getChatBox()->setFocus(TRUE);
- //}
- // *TODO Vadim: Why was this code commented out?
- // 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()
- {
- //TODO* remove DUMMY chat
- //if(gBottomTray && gBottomTray->getChatBox())
- ///{
- // gBottomTray->getChatBox()->setFocus(FALSE);
- //}
- // *TODO Vadim: Why was this code commented out?
- // // 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);
- // gSavedSettings.setBOOL("ChatVisible", FALSE);
- }
- // 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.
- LLWStringUtil::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
- std::string 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 (LLGestureManager::instance().matchPrefix(utf8_trigger, &utf8_out_str))
- {
- if (self->mInputEditor)
- {
- std::string rest_of_match = utf8_out_str.substr(utf8_trigger.size());
- self->mInputEditor->setText(utf8_trigger + rest_of_match); // keep original capitalization for user-entered part
- 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;
- }
- }
- // static
- void LLChatBar::onInputEditorFocusLost()
- {
- // stop typing animation
- gAgent.stopTyping();
- }
- // static
- void LLChatBar::onInputEditorGainFocus()
- {
- //LLFloaterChat::setHistoryCursorAndScrollToEnd();
- }
- void LLChatBar::onClickSay( LLUICtrl* ctrl )
- {
- std::string cmd = ctrl->getValue().asString();
- e_chat_type chat_type = CHAT_TYPE_NORMAL;
- if (cmd == "shout")
- {
- chat_type = CHAT_TYPE_SHOUT;
- }
- else if (cmd == "whisper")
- {
- chat_type = CHAT_TYPE_WHISPER;
- }
- sendChat(chat_type);
- }
- 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)
- {
- // 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;
- }
- }
- send_chat_from_viewer(utf8_out_text, type, channel);
- }
- /*
- void send_chat_from_viewer(const std::string& utf8_out_text, EChatType type, S32 channel)
- {
- LLMessageSystem* msg = gMessageSystem;
- 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();
- LLViewerStats::getInstance()->incStat(LLViewerStats::ST_CHAT_COUNT);
- }
- */
- void LLChatBar::onCommitGesture(LLUICtrl* ctrl)
- {
- LLCtrlListInterface* gestures = mGestureCombo ? mGestureCombo->getListInterface() : NULL;
- if (gestures)
- {
- S32 index = gestures->getFirstSelectedIndex();
- if (index == 0)
- {
- return;
- }
- const std::string& trigger = gestures->getSelectedValue().asString();
- // pretend the user chatted the trigger string, to invoke
- // substitution and logging.
- std::string text(trigger);
- std::string revised_text;
- LLGestureManager::instance().triggerAndReviseString(text, &revised_text);
- revised_text = utf8str_trim(revised_text);
- if (!revised_text.empty())
- {
- // Don't play nodding animation
- sendChatFromViewer(revised_text, CHAT_TYPE_NORMAL, FALSE);
- }
- }
- mGestureLabelTimer.start();
- if (mGestureCombo != NULL)
- {
- // free focus back to chat bar
- mGestureCombo->setFocus(FALSE);
- }
- }
- class LLChatHandler : public LLCommandHandler
- {
- public:
- // not allowed from outside the app
- LLChatHandler() : LLCommandHandler("chat", UNTRUSTED_BLOCK) { }
- // Your code here
- bool handle(const LLSD& tokens, const LLSD& query_map,
- LLMediaCtrl* web)
- {
- if (tokens.size() < 2) return false;
- S32 channel = tokens[0].asInteger();
- std::string mesg = tokens[1].asString();
- send_chat_from_viewer(mesg, CHAT_TYPE_NORMAL, channel);
- return true;
- }
- };
- // Creating the object registers with the dispatcher.
- //LLChatHandler gChatHandler;