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/**
* @file llchathistory.h
* @brief LLTextEditor base class
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2009, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at
* http://secondlifegrid.net/programs/open_source/licensing/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#ifndef LLCHATHISTORY_H_
#define LLCHATHISTORY_H_
#include "lltexteditor.h"
#include "llchat.h"
//Chat log widget allowing addition of a message as a widget
class LLChatHistory : public LLTextEditor
{
public:
struct Params : public LLInitParam::Block<Params, LLTextEditor::Params>
{
//Message header filename
Optional<std::string> message_header;
//Message separator filename
Optional<std::string> message_separator;
//Text left padding from the scroll rect
Optional<S32> left_text_pad;
//Text right padding from the scroll rect
Optional<S32> right_text_pad;
//Widget left padding from the scroll rect
Optional<S32> left_widget_pad;
//Widget right padding from the scroll rect
Optional<S32> rigth_widget_pad;
Params()
: message_header("message_header"),
message_separator("message_separator"),
left_text_pad("left_text_pad"),
right_text_pad("right_text_pad"),
left_widget_pad("left_widget_pad"),
rigth_widget_pad("rigth_widget_pad")
{
}
};
protected:
LLChatHistory(const Params&);
friend class LLUICtrlFactory;
/**
* Redefinition of LLTextEditor::updateTextRect() to considerate text
* left/right padding params.
*/
//virtual void updateTextRect();
/**
* Builds a message separator.
* @return pointer to LLView separator object.
*/
LLView* getSeparator();
/**
* Builds a message header.
* @param from owner of a message.
* @param time time of a message.
* @return pointer to LLView header object.
*/
LLView* getHeader(const LLChat& chat);
public:
~LLChatHistory();
/**
* Appends a widget message.
* If last user appended message, concurs with current user,
* separator is added before the message, otherwise header is added.
* @param chat - base chat message.
* @param time time of a message.
* @param message message itself.
*/
void appendWidgetMessage(const LLChat& chat, LLStyle::Params& style_params);
private:
std::string mLastFromName;
std::string mMessageHeaderFilename;
std::string mMessageSeparatorFilename;
S32 mLeftTextPad;
S32 mRightTextPad;
S32 mLeftWidgetPad;
S32 mRightWidgetPad;
};
#endif /* LLCHATHISTORY_H_ */
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