LLInventoryPanel::LLInventoryPanel(const std::string& name,
								    const std::string& sort_order_setting,
									const std::string& start_folder,
									const LLRect& rect,
									LLInventoryModel* inventory,
									BOOL allow_multi_select,
									LLView *parent_view) :
	LLPanel(name, rect, TRUE),
	mInventoryObserver(NULL),
	mCompletionObserver(NULL),
	mScroller(NULL),
	mSortOrderSetting(sort_order_setting),
	mStartFolder(start_folder),
	mInventory(inventory),
	mAllowMultiSelect(allow_multi_select),
	mViewsInitialized(false),
	mInvFVBridgeBuilder(NULL),
	mGroupedItemBridge(new LLFolderViewGroupedItemBridge)
{
	mInvFVBridgeBuilder = &INVENTORY_BRIDGE_BUILDER;

	setBackgroundColor(gColors.getColor("InventoryBackgroundColor"));
	setBackgroundVisible(TRUE);
	setBackgroundOpaque(TRUE);
}

LLUploadDialog::LLUploadDialog( const std::string& msg)
	:
	LLPanel( std::string("Uploading..."), LLRect(0,100,100,0) )  // dummy rect.  Will reshape below.
{
	setBackgroundVisible( TRUE );

	if( LLUploadDialog::sDialog )
	{
		delete LLUploadDialog::sDialog;
	}
	LLUploadDialog::sDialog = this;

	const LLFontGL* font = LLResMgr::getInstance()->getRes( LLFONT_SANSSERIF );
	LLRect msg_rect;
	for (int line_num=0; line_num<16; ++line_num)
	{
		mLabelBox[line_num] = new LLTextBox( std::string("Filename"), msg_rect, std::string("Filename"), font );
		addChild(mLabelBox[line_num]);
	}

	setMessage(msg);

	// The dialog view is a root view
	gFocusMgr.setTopCtrl( this );
}

void LLPanel::initFromParams(const LLPanel::Params& p)
{
    //setting these here since panel constructor not called with params
    //and LLView::initFromParams will use them to set visible and enabled  
	setVisible(p.visible);
	setEnabled(p.enabled);
	setFocusRoot(p.focus_root);
	setSoundFlags(p.sound_flags);

	 // control_name, tab_stop, focus_lost_callback, initial_value, rect, enabled, visible
	LLUICtrl::initFromParams(p);
	
	// visible callback 
	if (p.visible_callback.isProvided())
	{
		setVisibleCallback(initCommitCallback(p.visible_callback));
	}
	
	for (LLInitParam::ParamIterator<LocalizedString>::const_iterator it = p.strings.begin();
		it != p.strings.end();
		++it)
	{
		mUIStrings[it->name] = it->value;
	}

	setLabel(p.label());
	setHelpTopic(p.help_topic);
	setShape(p.rect);
	parseFollowsFlags(p);

	setToolTip(p.tool_tip());
	setFromXUI(p.from_xui);
	
	mHoverCursor = getCursorFromString(p.hover_cursor);
	
	if (p.has_border)
	{
		addBorder(p.border);
	}
	// let constructors set this value if not provided
	if (p.use_bounding_rect.isProvided())
	{
		setUseBoundingRect(p.use_bounding_rect);
	}
	setDefaultTabGroup(p.default_tab_group);
	setMouseOpaque(p.mouse_opaque);
	
	setBackgroundVisible(p.background_visible);
	setBackgroundOpaque(p.background_opaque);
	setBackgroundColor(p.bg_opaque_color().get());
	setTransparentColor(p.bg_alpha_color().get());
	mBgOpaqueImage = p.bg_opaque_image();
	mBgAlphaImage = p.bg_alpha_image();
	mBgOpaqueImageOverlay = p.bg_opaque_image_overlay;
	mBgAlphaImageOverlay = p.bg_alpha_image_overlay;

	mAcceptsBadge = p.accepts_badge;
}

void LLStatusBar::setVisibleForMouselook(bool visible)
{
	mTextBalance->setVisible(visible);
	mTextTime->setVisible(visible);
	mSGBandwidth->setVisible(visible);
	mSGPacketLoss->setVisible(visible);
	mBtnBuyCurrency->setVisible(visible);
	setBackgroundVisible(visible);
}

void LLStatusBar::setVisibleForMouselook(bool visible)
{
	mTextTime->setVisible(visible);
	getChild<LLUICtrl>("buycurrency")->setVisible(visible);
	getChild<LLUICtrl>("buyL")->setVisible(visible);
	mSGBandwidth->setVisible(visible);
	mSGPacketLoss->setVisible(visible);
	setBackgroundVisible(visible);
}

void LLStatusBar::setVisibleForMouselook(bool visible)
{
	mTextTime->setVisible(visible);
	getChild<LLUICtrl>("balance_bg")->setVisible(visible);
	mBtnVolume->setVisible(visible);
	mMediaToggle->setVisible(visible);
	mSGBandwidth->setVisible(visible);
	mSGPacketLoss->setVisible(visible);
	setBackgroundVisible(visible);
}

void LLPanel::setPanelParameters(LLXMLNodePtr node, LLView* parent)
{
	/////// Rect, follows, tool_tip, enabled, visible attributes ///////
	initFromXML(node, parent);

	/////// Border attributes ///////
	BOOL border = mBorder != NULL;
	node->getAttributeBOOL("border", border);
	if (border)
	{
		LLViewBorder::EBevel bevel_style = LLViewBorder::BEVEL_OUT;
		LLViewBorder::getBevelFromAttribute(node, bevel_style);

		LLViewBorder::EStyle border_style = LLViewBorder::STYLE_LINE;
		std::string border_string;
		node->getAttributeString("border_style", border_string);
		LLStringUtil::toLower(border_string);

		if (border_string == "texture")
		{
			border_style = LLViewBorder::STYLE_TEXTURE;
		}

		S32 border_thickness = LLPANEL_BORDER_WIDTH;
		node->getAttributeS32("border_thickness", border_thickness);

		addBorder(bevel_style, border_style, border_thickness);
	}
	else
	{
		removeBorder();
	}

	/////// Background attributes ///////
	BOOL background_visible = mBgVisible;
	node->getAttributeBOOL("background_visible", background_visible);
	setBackgroundVisible(background_visible);
	
	BOOL background_opaque = mBgOpaque;
	node->getAttributeBOOL("background_opaque", background_opaque);
	setBackgroundOpaque(background_opaque);

	LLColor4 color;
	color = mBgColorOpaque;
	LLUICtrlFactory::getAttributeColor(node,"bg_opaque_color", color);
	setBackgroundColor(color);

	color = mBgColorAlpha;
	LLUICtrlFactory::getAttributeColor(node,"bg_alpha_color", color);
	setTransparentColor(color);

	std::string label = getLabel();
	node->getAttributeString("label", label);
	setLabel(label);
}

void LLStatusBar::setVisibleForMouselook(bool visible)
{
	mTextBalance->setVisible(visible);
	if (mUPCSupported)
		mTextUPC->setVisible(visible);
	mTextTime->setVisible(visible);
	mBuyCurrency->setVisible(visible);
	mSearchEditor->setVisible(visible);
	mSearchBtn->setVisible(visible);
	mSGBandwidth->setVisible(visible);
	mSGPacketLoss->setVisible(visible);
	setBackgroundVisible(visible);
}

LLModalDialog::LLModalDialog( const LLSD& key, BOOL modal )
	: LLFloater(key),
	  mModal( modal )
{
	if (modal)
	{
		setCanMinimize(FALSE);
		setCanClose(FALSE);
	}
	setVisible( FALSE );
	setBackgroundVisible(TRUE);
	setBackgroundOpaque(TRUE);
	centerOnScreen(); // default position
	mCloseSignal.connect(boost::bind(&LLModalDialog::stopModal, this));
}

void LLStatusBar::setVisibleForMouselook(bool visible)
{
	static LLCachedControl<bool> show_net_stats(gSavedSettings, "ShowNetStats", false);
	bool net_stats_visible = show_net_stats & visible;
	mTextTime->setVisible(visible);
	getChild<LLUICtrl>("balance_bg")->setVisible(visible);
	getChild<LLUICtrl>("avatar_z_offset")->setVisible(visible);
	getChild<LLUICtrl>("avatar_z_offset_reset_btn")->setVisible(visible);
	getChild<LLUICtrl>("drawdistance")->setVisible(visible);
	getChild<LLUICtrl>("dolphin_id3_button")->setVisible(visible);
	mBoxBalance->setVisible(visible);
	mBtnVolume->setVisible(visible);
	mMediaToggle->setVisible(visible);
	mSGBandwidth->setVisible(net_stats_visible);
	mSGPacketLoss->setVisible(net_stats_visible);
	setBackgroundVisible(visible);
}

LLModalDialog::LLModalDialog( const LLString& title, S32 width, S32 height, BOOL modal )
	: LLFloater( "modal container",
				 LLRect( 0, height, width, 0 ),
				 title,
				 FALSE, // resizable
				 DEFAULT_MIN_WIDTH, DEFAULT_MIN_HEIGHT,
				 FALSE, // drag_on_left
				 modal ? FALSE : TRUE, // minimizable
				 modal ? FALSE : TRUE, // close button
				 TRUE), // bordered
	  mModal( modal )
{
	setVisible( FALSE );
	setBackgroundVisible(TRUE);
	setBackgroundOpaque(TRUE);
	centerOnScreen(); // default position
}

LLInventoryPanel::LLInventoryPanel(const std::string& name,
								    const std::string& sort_order_setting,
									const LLRect& rect,
									LLInventoryModel* inventory,
									BOOL allow_multi_select,
									LLView *parent_view) :
	LLPanel(name, rect, TRUE),
	mInventory(inventory),
	mInventoryObserver(NULL),
	mFolders(NULL),
	mScroller(NULL),
	mAllowMultiSelect(allow_multi_select),
	mSortOrderSetting(sort_order_setting)
{
	setBackgroundColor(gColors.getColor("InventoryBackgroundColor"));
	setBackgroundVisible(TRUE);
	setBackgroundOpaque(TRUE);
}

Console::Console(QWidget *parent)
    : QPlainTextEdit(parent)
    , m_commandLineReady(false)
    , m_historyPos(-1)
    , m_completer(0)
{
    QFont f;
#ifdef Q_OS_LINUX
    f.setFamily("Monospace");
    f.setPointSize(12);
#elif defined(Q_OS_MAC)
    f.setFamily("Menlo");
    f.setPointSize(12);
#else
    f.setFamily("Consolas");
    f.setPointSize(12);
#endif
    setFont(f);

    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
    setUndoRedoEnabled(false);
    //setLineWrapMode(QPlainTextEdit::NoWrap);
    //setWordWrapMode(QTextOption::NoWrap);
    setBackgroundVisible(false);
    setFrameStyle(QFrame::NoFrame);
    setTabStopWidth(40);
    setAcceptDrops(false);
    setPrefix("Nexpo> ");
    setPrefixColor(QColor(30, 128, 50));
    f.setBold(true);
    setPrefixFont(f);

    m_errorColor = QColor(200, 0, 0);

    // Restore saved history from last session
    QSettings settings;
    m_history = settings.value("consoleCommandHistory").toStringList();

    prepareCommandLine();
}

//---------------------------------------------------------------------------
// Singu Note: We could clean a lot of this up by creating derived classes for Notifications and NotificationTips.
LLNotifyBox::LLNotifyBox(LLNotificationPtr notification)
	:	LLPanel(notification->getName(), LLRect(), BORDER_NO),
		LLEventTimer(notification->getExpiration() == LLDate() 
			? LLDate(LLDate::now().secondsSinceEpoch() + (F64)gSavedSettings.getF32("NotifyTipDuration")) 
			: notification->getExpiration()),
		LLInstanceTracker<LLNotifyBox, LLUUID>(notification->getID()),
	  mNotification(notification),
	  mIsTip(notification->getType() == "notifytip"),
	  mAnimating(gNotifyBoxView->getChildCount() == 0), // Only animate first window
	  mNextBtn(NULL),
	  mNumOptions(0),
	  mNumButtons(0),
	  mAddedDefaultBtn(false),
	  mUserInputBox(NULL)
{
	std::string edit_text_name;
	std::string edit_text_contents;

	// setup paramaters
	const std::string& message(notification->getMessage());

	// initialize
	setFocusRoot(!mIsTip);

	// caution flag can be set explicitly by specifying it in the
	// notification payload, or it can be set implicitly if the
	// notify xml template specifies that it is a caution
	//
	// tip-style notification handle 'caution' differently -
	// they display the tip in a different color
	mIsCaution = notification->getPriority() >= NOTIFICATION_PRIORITY_HIGH;

	LLNotificationFormPtr form(notification->getForm());

	mNumOptions = form->getNumElements();
		  
	bool is_textbox = form->getElement("message").isDefined();

	bool layout_script_dialog(notification->getName() == "ScriptDialog" || notification->getName() == "ScriptDialogGroup");
	LLRect rect = mIsTip ? getNotifyTipRect(message)
		   		  		 : getNotifyRect(is_textbox ? 10 : mNumOptions, layout_script_dialog, mIsCaution);
	setRect(rect);
	setFollows(mIsTip ? (FOLLOWS_BOTTOM|FOLLOWS_RIGHT) : (FOLLOWS_TOP|FOLLOWS_RIGHT));
	setBackgroundVisible(FALSE);
	setBackgroundOpaque(TRUE);

	LLIconCtrl* icon;
	LLTextEditor* text;

	const S32 TOP = getRect().getHeight() - (mIsTip ? (S32)sFont->getLineHeight() : 32);
	const S32 BOTTOM = (S32)sFont->getLineHeight();
	S32 x = HPAD + HPAD;
	S32 y = TOP;

	if (mIsTip)
	{
		// use the tip notification icon
		icon = new LLIconCtrl(std::string("icon"), LLRect(x, y, x+32, TOP-32), std::string("notify_tip_icon.tga"));
	}
	else if (mIsCaution)
	{
		// use the caution notification icon
		icon = new LLIconCtrl(std::string("icon"), LLRect(x, y, x+32, TOP-32), std::string("notify_caution_icon.tga"));
	}
	else
	{
		// use the default notification icon
		icon = new LLIconCtrl(std::string("icon"), LLRect(x, y, x+32, TOP-32), std::string("notify_box_icon.tga"));
	}

	icon->setMouseOpaque(FALSE);
	addChild(icon);

	x += HPAD + HPAD + 32;

	// add a caution textbox at the top of a caution notification
	LLTextBox* caution_box = NULL;
	if (mIsCaution && !mIsTip)
	{
		S32 caution_height = ((S32)sFont->getLineHeight() * 2) + VPAD;
		caution_box = new LLTextBox(
			std::string("caution_box"), 
			LLRect(x, y, getRect().getWidth() - 2, caution_height), 
			LLStringUtil::null, 
			sFont, 
			FALSE);

		caution_box->setFontStyle(LLFontGL::BOLD);
		caution_box->setColor(gColors.getColor("NotifyCautionWarnColor"));
		caution_box->setBackgroundColor(gColors.getColor("NotifyCautionBoxColor"));
		caution_box->setBorderVisible(FALSE);
		caution_box->setWrappedText(notification->getMessage());
		
		addChild(caution_box);

		// adjust the vertical position of the next control so that 
		// it appears below the caution textbox
		y = y - caution_height;
//.........这里部分代码省略.........

LLGroupNotifyBox::LLGroupNotifyBox(const std::string& subject,
								   const std::string& message,
								   const std::string& from_name,
								   const LLUUID& group_id,
								   const LLUUID& group_insignia,
								   const std::string& group_name,
								   const U32& t,
								   const bool& has_inventory,
								   const std::string& inventory_name,
								   LLOfferInfo* inventory_offer)
:	LLPanel(std::string("groupnotify"), LLGroupNotifyBox::getGroupNotifyRect(), BORDER_YES),
	mAnimating(TRUE),
	mTimer(),
	mGroupID(group_id),
	mHasInventory(has_inventory),
	mInventoryOffer(inventory_offer)
{
	setFocusRoot(TRUE);

	time_t timestamp = (time_t)t;

	std::string time_buf = g_formatted_time(timestamp);

	setFollows(FOLLOWS_TOP|FOLLOWS_RIGHT);
	setBackgroundVisible(TRUE);
	setBackgroundOpaque(TRUE);

	// TODO: add a color for group notices
	setBackgroundColor( gColors.getColor("GroupNotifyBoxColor") );

	LLIconCtrl* icon;
	LLTextEditor* text;

	const S32 VPAD = 2;
	const S32 TOP = getRect().getHeight() - 32; // Get past the top menu bar
	const S32 BOTTOM_PAD = VPAD * 2;
	const S32 BTN_TOP = BOTTOM_PAD + BTN_HEIGHT + VPAD;
	const S32 RIGHT = getRect().getWidth() - HPAD - HPAD;
	const S32 LINE_HEIGHT = 16;

	const S32 LABEL_WIDTH = 64;
	const S32 ICON_WIDTH = 64;

	S32 y = TOP;
	S32 x = HPAD + HPAD;

	class NoticeText : public LLTextBox
	{
	public:
		NoticeText(const std::string& name, const LLRect& rect, const std::string& text = LLStringUtil::null, const LLFontGL* font = NULL) 
			: LLTextBox(name, rect, text, font)
		{
			setHAlign(LLFontGL::RIGHT);
			setFontStyle(LLFontGL::DROP_SHADOW_SOFT);
			setBorderVisible(FALSE);
			setColor( gColors.getColor("GroupNotifyTextColor") );
			setBackgroundColor( gColors.getColor("GroupNotifyBoxColor") );
		}
	};


	// Title
	addChild(new NoticeText(std::string("title"),LLRect(x,y,RIGHT - HPAD,y - LINE_HEIGHT),std::string("Group Notice"),LLFontGL::sSansSerifHuge));

	y -= llfloor(1.5f*LINE_HEIGHT);

	x += HPAD + HPAD + ICON_WIDTH;

	std::stringstream from;
	from << "Sent by " << from_name << ", " << group_name;

	addChild(new NoticeText(std::string("group"),LLRect(x,y,RIGHT - HPAD,y - LINE_HEIGHT),from.str(),LLFontGL::sSansSerif));
	
	y -= (LINE_HEIGHT + VPAD);
	x = HPAD + HPAD;

	// TODO: change this to be the group icon.
	if (!group_insignia.isNull())
	{
		icon = new LLIconCtrl(std::string("icon"),
							  LLRect(x, y, x+ICON_WIDTH, y-ICON_WIDTH),
							  group_insignia);
	}
	else
	{
		icon = new LLIconCtrl(std::string("icon"),
							  LLRect(x, y, x+ICON_WIDTH, y-ICON_WIDTH),
							  std::string("notify_box_icon.tga"));
	}

	icon->setMouseOpaque(FALSE);
	addChild(icon);

	x += HPAD + HPAD + ICON_WIDTH;
	// If we have inventory with this message, leave room for the name.
	S32 box_bottom = BTN_TOP + (mHasInventory ? (LINE_HEIGHT + 2*VPAD) : 0);

	text = new LLViewerTextEditor(std::string("box"),
		LLRect(x, y, RIGHT, box_bottom),
		DB_GROUP_NOTICE_MSG_STR_LEN,
//.........这里部分代码省略.........

//---------------------------------------------------------------------------
// Public methods
//---------------------------------------------------------------------------
LLPanelLogin::LLPanelLogin(const LLRect &rect,
						 void (*callback)(S32 option, void* user_data),
						 void *cb_data)
:	LLPanel(std::string("panel_login"), LLRect(0,600,800,0), FALSE),		// not bordered
	mLogoImage(),
	mCallback(callback),
	mCallbackData(cb_data)
{
	setFocusRoot(TRUE);

	setBackgroundVisible(FALSE);
	setBackgroundOpaque(TRUE);

	gViewerWindow->abortShowProgress();	//Kill previous instance. It might still be alive, and if so, its probably pending
										//deletion via the progressviews idle callback. Kill it now and unregister said idle callback.

	LLPanelLogin::sInstance = this;

	// add to front so we are the bottom-most child
	gViewerWindow->getRootView()->addChildInBack(this);

	// Logo
	mLogoImage = LLUI::getUIImage("startup_logo.j2c");

	LLUICtrlFactory::getInstance()->buildPanel(this, "panel_login.xml");
	
	reshape(rect.getWidth(), rect.getHeight());

	LLComboBox* name_combo = sInstance->getChild<LLComboBox>("name_combo");
	name_combo->setCommitCallback(boost::bind(LLPanelLogin::onSelectLoginEntry, _1, this));
	name_combo->setFocusLostCallback(boost::bind(&LLPanelLogin::onLoginComboLostFocus, this, name_combo));
	name_combo->setPrevalidate(LLLineEditor::prevalidatePrintableNotPipe);
	name_combo->setSuppressTentative(true);
	name_combo->setSuppressAutoComplete(true);

	childSetCommitCallback("remember_name_check", onNameCheckChanged);

	LLLineEditor* password_edit(getChild<LLLineEditor>("password_edit"));
	password_edit->setKeystrokeCallback(onPassKey);
	// STEAM-14: When user presses Enter with this field in focus, initiate login
	password_edit->setCommitCallback(mungePassword, this);
	password_edit->setDrawAsterixes(TRUE);

	// change z sort of clickable text to be behind buttons
	sendChildToBack(getChildView("channel_text"));
	sendChildToBack(getChildView("forgot_password_text"));

	//llinfos << " url history: " << LLSDOStreamer<LLSDXMLFormatter>(LLURLHistory::getURLHistory("regionuri")) << llendl;

	LLComboBox* location_combo = getChild<LLComboBox>("start_location_combo");
	updateLocationSelectorsVisibility(); // separate so that it can be called from preferences
	location_combo->setAllowTextEntry(TRUE, 128, FALSE);
	location_combo->setFocusLostCallback( boost::bind(&LLPanelLogin::onLocationSLURL, this) );
	
	LLComboBox *server_choice_combo = getChild<LLComboBox>("grids_combo");
	server_choice_combo->setCommitCallback(boost::bind(&LLPanelLogin::onSelectGrid, _1));
	
	// Load all of the grids, sorted, and then add a bar and the current grid at the top
	updateGridCombo();

	LLSLURL start_slurl(LLStartUp::getStartSLURL());
	if ( !start_slurl.isSpatial() ) // has a start been established by the command line or NextLoginLocation ? 
	{
		// no, so get the preference setting
		std::string defaultStartLocation = gSavedSettings.getString("LoginLocation");
		LL_INFOS("AppInit")<<"default LoginLocation '"<<defaultStartLocation<<"'"<<LL_ENDL;
		LLSLURL defaultStart(defaultStartLocation);
		if ( defaultStart.isSpatial() )
		{
			LLStartUp::setStartSLURL(defaultStart);	// calls onUpdateStartSLURL
		}
		else
		{
			LL_INFOS("AppInit")<<"no valid LoginLocation, using home"<<LL_ENDL;
			LLSLURL homeStart(LLSLURL::SIM_LOCATION_HOME);
			LLStartUp::setStartSLURL(homeStart); // calls onUpdateStartSLURL
		}
	}
	else
	{
		LLPanelLogin::onUpdateStartSLURL(start_slurl); // updates grid if needed
	}

	childSetAction("connect_btn", onClickConnect, this);

	setDefaultBtn("connect_btn");

	childSetAction("grids_btn", onClickGrids, this);

	std::string channel = gVersionChannel;

	std::string version = llformat("%d.%d.%d (%d)",
		gVersionMajor,
		gVersionMinor,
		gVersionPatch,
		LL_VIEWER_BUILD );
	LLTextBox* channel_text = getChild<LLTextBox>("channel_text");
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			S32 y_offset = 0;
		
			if(mStretchToFill)
			{
				if(mMaintainAspectRatio)
				{
					F32 media_aspect = (F32)(media_plugin->getWidth()) / (F32)(media_plugin->getHeight());
					F32 view_aspect = (F32)(r.getWidth()) / (F32)(r.getHeight());
					if(media_aspect > view_aspect)
					{
						// max width, adjusted height
						width = r.getWidth();
						height = llmin(llmax(ll_round(width / media_aspect), 0), r.getHeight());
					}
					else
					{
						// max height, adjusted width
						height = r.getHeight();
						width = llmin(llmax(ll_round(height * media_aspect), 0), r.getWidth());
					}
				}
				else
				{
					width = r.getWidth();
					height = r.getHeight();
				}
			}
			else
			{
				width = llmin(media_plugin->getWidth(), r.getWidth());
				height = llmin(media_plugin->getHeight(), r.getHeight());
			}
			
			x_offset = (r.getWidth() - width) / 2;
			y_offset = (r.getHeight() - height) / 2;		

			/*if (mIgnoreUIScale)
			{
				x_offset = ll_round((F32)x_offset * LLUI::getScaleFactor().mV[VX]);
				y_offset = ll_round((F32)y_offset * LLUI::getScaleFactor().mV[VY]);
				width = ll_round((F32)width * LLUI::getScaleFactor().mV[VX]);
				height = ll_round((F32)height * LLUI::getScaleFactor().mV[VY]);
			}*/

			// draw the browser
			gGL.setSceneBlendType(LLRender::BT_REPLACE);
			gGL.begin( LLRender::QUADS );
			if (! media_plugin->getTextureCoordsOpenGL())
			{
				// render using web browser reported width and height, instead of trying to invert GL scale
				gGL.texCoord2f( max_u, 0.f );
				gGL.vertex2i( x_offset + width, y_offset + height );

				gGL.texCoord2f( 0.f, 0.f );
				gGL.vertex2i( x_offset, y_offset + height );

				gGL.texCoord2f( 0.f, max_v );
				gGL.vertex2i( x_offset, y_offset );

				gGL.texCoord2f( max_u, max_v );
				gGL.vertex2i( x_offset + width, y_offset );
			}
			else
			{
				// render using web browser reported width and height, instead of trying to invert GL scale
				gGL.texCoord2f( max_u, max_v );
				gGL.vertex2i( x_offset + width, y_offset + height );

				gGL.texCoord2f( 0.f, max_v );
				gGL.vertex2i( x_offset, y_offset + height );

				gGL.texCoord2f( 0.f, 0.f );
				gGL.vertex2i( x_offset, y_offset );

				gGL.texCoord2f( max_u, 0.f );
				gGL.vertex2i( x_offset + width, y_offset );
			}
			gGL.end();
			gGL.setSceneBlendType(LLRender::BT_ALPHA);
		}
		gGL.popUIMatrix();
	
	}
	else
	{
		// Setting these will make LLPanel::draw draw the opaque background color.
		setBackgroundVisible(true);
		setBackgroundOpaque(true);
	}
	
	// highlight if keyboard focus here. (TODO: this needs some work)
	if ( mBorder && mBorder->getVisible() )
		mBorder->setKeyboardFocusHighlight( gFocusMgr.childHasKeyboardFocus( this ) );

	LLPanel::draw();

	// Restore the previous values
	setBackgroundVisible(background_visible);
	setBackgroundOpaque(background_opaque);
}

//---------------------------------------------------------------------------
// Public methods
//---------------------------------------------------------------------------
LLPanelLogin::LLPanelLogin(const LLRect &rect,
						 BOOL show_server,
						 void (*callback)(S32 option, void* user_data),
						 void *cb_data)
:	LLPanel(),
	mLogoImage(),
	mCallback(callback),
	mCallbackData(cb_data),
	mListener(new LLPanelLoginListener(this))
{
	setBackgroundVisible(FALSE);
	setBackgroundOpaque(TRUE);

	// instance management
	if (LLPanelLogin::sInstance)
	{
		llwarns << "Duplicate instance of login view deleted" << llendl;
		// Don't leave bad pointer in gFocusMgr
		gFocusMgr.setDefaultKeyboardFocus(NULL);

		delete LLPanelLogin::sInstance;
	}

	mPasswordModified = FALSE;
	LLPanelLogin::sInstance = this;

	LLView* login_holder = gViewerWindow->getLoginPanelHolder();
	if (login_holder)
	{
		login_holder->addChild(this);
	}

	// Logo
	mLogoImage = LLUI::getUIImage("startup_logo");

	buildFromFile( "panel_login.xml");
	
	reshape(rect.getWidth(), rect.getHeight());

	getChild<LLLineEditor>("password_edit")->setKeystrokeCallback(onPassKey, this);

	// change z sort of clickable text to be behind buttons
	sendChildToBack(getChildView("forgot_password_text"));

	if(LLStartUp::getStartSLURL().getType() != LLSLURL::LOCATION)
	{
		LLSLURL slurl(gSavedSettings.getString("LoginLocation"));
		LLStartUp::setStartSLURL(slurl);
	}
	updateLocationCombo(false);

	LLUICtrl& mode_combo = getChildRef<LLUICtrl>("mode_combo");
	mode_combo.setValue(gSavedSettings.getString("SessionSettingsFile"));
	mode_combo.setCommitCallback(boost::bind(&LLPanelLogin::onModeChange, this, getChild<LLUICtrl>("mode_combo")->getValue(), _2));

	LLComboBox* server_choice_combo = sInstance->getChild<LLComboBox>("server_combo");
	server_choice_combo->setCommitCallback(onSelectServer, NULL);
	server_choice_combo->setFocusLostCallback(boost::bind(onServerComboLostFocus, _1));
	updateServerCombo();

	childSetAction("connect_btn", onClickConnect, this);

	getChild<LLPanel>("login")->setDefaultBtn("connect_btn");

	std::string channel = LLVersionInfo::getChannel();
	std::string version = llformat("%s (%d)",
								   LLVersionInfo::getShortVersion().c_str(),
								   LLVersionInfo::getBuild());
	//LLTextBox* channel_text = getChild<LLTextBox>("channel_text");
	//channel_text->setTextArg("[CHANNEL]", channel); // though not displayed
	//channel_text->setTextArg("[VERSION]", version);
	//channel_text->setClickedCallback(onClickVersion, this);
	
	LLTextBox* forgot_password_text = getChild<LLTextBox>("forgot_password_text");
	forgot_password_text->setClickedCallback(onClickForgotPassword, NULL);

	LLTextBox* create_new_account_text = getChild<LLTextBox>("create_new_account_text");
	create_new_account_text->setClickedCallback(onClickNewAccount, NULL);

	LLTextBox* need_help_text = getChild<LLTextBox>("login_help");
	need_help_text->setClickedCallback(onClickHelp, NULL);
	
	// get the web browser control
	LLMediaCtrl* web_browser = getChild<LLMediaCtrl>("login_html");
	web_browser->addObserver(this);
	
	reshapeBrowser();

	loadLoginPage();
			
	// Show last logged in user favorites in "Start at" combo.
	addUsersWithFavoritesToUsername();
	getChild<LLComboBox>("username_combo")->setTextChangedCallback(boost::bind(&LLPanelLogin::addFavoritesToStartLocation, this));

	updateLocationCombo(false);

}

//---------------------------------------------------------------------------
// Public methods
//---------------------------------------------------------------------------
LLPanelLogin::LLPanelLogin(const LLRect &rect,
						 BOOL show_server,
						 void (*callback)(S32 option, void* user_data),
						 void *cb_data)
:	LLPanel(std::string("panel_login"), LLRect(0,600,800,0), FALSE),		// not bordered
	mLogoImage(),
	mCallback(callback),
	mCallbackData(cb_data),
	mHtmlAvailable( TRUE )
{
	setFocusRoot(TRUE);

	setBackgroundVisible(FALSE);
	setBackgroundOpaque(TRUE);

	// instance management
	if (LLPanelLogin::sInstance)
	{
		llwarns << "Duplicate instance of login view deleted" << llendl;
		delete LLPanelLogin::sInstance;

		// Don't leave bad pointer in gFocusMgr
		gFocusMgr.setDefaultKeyboardFocus(NULL);
	}

	LLPanelLogin::sInstance = this;

	// add to front so we are the bottom-most child
	gViewerWindow->getRootView()->addChildAtEnd(this);

	// Logo
	mLogoImage = LLUI::getUIImage("startup_logo.j2c");

	LLUICtrlFactory::getInstance()->buildPanel(this, "panel_login.xml");
	
#if USE_VIEWER_AUTH
	//leave room for the login menu bar
	setRect(LLRect(0, rect.getHeight()-18, rect.getWidth(), 0)); 
#endif
	reshape(rect.getWidth(), rect.getHeight());

#if !USE_VIEWER_AUTH
	childSetPrevalidate("first_name_edit", LLLineEditor::prevalidatePrintableNoSpace);
	childSetPrevalidate("last_name_edit", LLLineEditor::prevalidatePrintableNoSpace);

		LLComboBox* name_combo = getChild<LLComboBox>("name_combo");
	// Only works as intended with this combination of flags,
	// and in this order of setting them, therefore overriding xui
	name_combo->setAllowTextEntry(TRUE);
	name_combo->setTextEntryVisible(FALSE);
	// Send it down the line, or the invisible text entry covers up our normal
	// input fields if placed after them in xui
	sendChildToBack(getChildView("name_combo"));

	bool mru_enabled = gSavedSettings.getBOOL("LoginMRUEnabled");
	if (mru_enabled)
	{
		LLSD name_list = gSavedSettings.getLLSD("LoginMRUList");
		if (name_list.isArray())
		{
			for (LLSD::array_iterator iter = name_list.endArray() - 1; iter >= name_list.beginArray(); --iter)
			{
				if (iter->isMap() && iter->has("first") && iter->has("last"))
				{
					name_combo->add((*iter)["first"].asString() + " " + (*iter)["last"].asString(), *iter);
				}
			}
		}
		childSetCommitCallback("name_combo", onSelectLoginMRU, this);
	}
	setLoginMRUEnabled(mru_enabled);


	childSetCommitCallback("password_edit", mungePassword);
	childSetKeystrokeCallback("password_edit", onPassKey, this);
	childSetUserData("password_edit", this);

	// change z sort of clickable text to be behind buttons
	sendChildToBack(getChildView("channel_text"));
	sendChildToBack(getChildView("forgot_password_text"));

	LLLineEditor* edit = getChild<LLLineEditor>("password_edit");
	if (edit) edit->setDrawAsterixes(TRUE);

	LLComboBox* combo = getChild<LLComboBox>("start_location_combo");
	combo->setAllowTextEntry(TRUE, 128, FALSE);

	// The XML file loads the combo with the following labels:
	// 0 - "My Home"
	// 1 - "My Last Location"
	// 2 - "<Type region name>"

	BOOL login_last = gSavedSettings.getBOOL("LoginLastLocation");
	std::string sim_string = LLURLSimString::sInstance.mSimString;
	if (!sim_string.empty())
	{
		// Replace "<Type region name>" with this region name
//.........这里部分代码省略.........

LLAlertDialog::LLAlertDialog( LLNotificationPtr notification, bool modal)
	:	LLModalDialog( notification->getLabel(), 100, 100, modal ),  // dummy size.  Will reshape below.
		LLInstanceTracker<LLAlertDialog, LLUUID>(notification->getID()),
		mDefaultButton( NULL ),
		mCheck(NULL),
		mCaution(notification->getPriority() >= NOTIFICATION_PRIORITY_HIGH),
		mLabel(notification->getName()),
		mLineEditor(NULL),
		mNote(notification)
{
	const LLFontGL* font = LLResMgr::getInstance()->getRes( FONT_NAME );
	const S32 LINE_HEIGHT = llfloor(font->getLineHeight() + 0.99f);
	const S32 EDITOR_HEIGHT = 20;

	LLNotificationFormPtr form = mNote->getForm();
	std::string edit_text_name;
	std::string edit_text_contents;
	bool is_password = false;

	setBackgroundVisible(TRUE);
	setBackgroundOpaque(TRUE);

	typedef std::list<ButtonData> options_t;
	options_t options;

	// for now, get LLSD to iterator over form elements
	LLSD form_sd = form->asLLSD();

	for (LLSD::array_const_iterator it = form_sd.beginArray(); it != form_sd.endArray(); ++it)
	{
		std::string type = (*it)["type"].asString();
		if (type == "button")
		{
			options.push_back(ButtonData());
			ButtonData& button_data = options.back();
			button_data.mName = (*it)["name"].asString();
			button_data.mText = (*it)["text"].asString();
			button_data.mDefault = (*it)["default"].asBoolean();
			if(options.size()-1 == mNote->getURLOption())
				button_data.mUrl = mNote->getURL();
		}
		else if (type == "text")
		{
			edit_text_contents = (*it)["value"].asString();
			edit_text_name = (*it)["name"].asString();
		}
		else if (type == "password")
		{
			edit_text_contents = (*it)["value"].asString();
			edit_text_name = (*it)["name"].asString();
			is_password = true;
		}
	}
	// Buttons
	if (options.empty())
	{
		options.push_back(ButtonData());
		ButtonData& button_data = options.back();
		button_data.mName = "close";
		button_data.mText = "Close";
		button_data.mDefault = true;
	}

	S32 num_options = options.size();

	// Calc total width of buttons
	S32 button_width = 0;
	S32 sp = font->getWidth(std::string("OO"));
	for( options_t::iterator it = options.begin(); it != options.end(); it++ )
	{
		S32 w = S32(font->getWidth( it->mText ) + 0.99f) + sp + 2 * LLBUTTON_H_PAD;
		button_width = llmax( w, button_width );
	}
	S32 btn_total_width = button_width;
	if( num_options > 1 )
	{
		btn_total_width = (num_options * button_width) + ((num_options - 1) * BTN_HPAD);
	}

	// Message: create text box using raw string, as text has been structure deliberately
	// Use size of created text box to generate dialog box size
	std::string msg = mNote->getMessage();
	llwarns << "Alert: " << msg << llendl;
	LLTextBox* msg_box = new LLTextBox( std::string("Alert message"), msg, (F32)MAX_ALLOWED_MSG_WIDTH, font );

	const LLRect& text_rect = msg_box->getRect();
	S32 dialog_width = llmax( btn_total_width, text_rect.getWidth() ) + 2 * HPAD;
	S32 dialog_height = text_rect.getHeight() + 3 * VPAD + BTN_HEIGHT;

	if (hasTitleBar())
	{
		dialog_height += LINE_HEIGHT; // room for title bar
	}

	// it's ok for the edit text body to be empty, but we want the name to exist if we're going to draw it
	if (!edit_text_name.empty())
	{
		dialog_height += EDITOR_HEIGHT + VPAD;
		dialog_width = llmax(dialog_width, (S32)(font->getWidth( edit_text_contents ) + 0.99f));
	}
//.........这里部分代码省略.........