1 files changed, 731 insertions, 0 deletions

diff --git a/linden/indra/newview/llchatbar.cpp b/linden/indra/newview/llchatbar.cpp
new file mode 100644
index 0000000..e62e0cb
--- /dev/null
+++ b/linden/indra/newview/llchatbar.cpp
@@ -0,0 +1,731 @@
+/** 
+ * @file llchatbar.cpp
+ * @brief LLChatBar class implementation
+ *
+ * Copyright (c) 2002-2007, Linden Research, Inc.
+ * 
+ * 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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.
+ */
+
+#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->setRevertOnEsc( 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);
+        LLButton * sayp = static_cast<LLButton*>(getChildByName("Say"));
+        if(sayp)
+        {
+                setDefaultBtn(sayp);
+        }
+
+        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() > 0);
+        childSetEnabled("Shout", mInputEditor->getText().size() > 0);
+
+}
+
+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);
+}