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/**
* @file llsearcheditor.h
* @brief Text editor widget that represents a search operation
*
* Features:
* Text entry of a single line (text, delete, left and right arrow, insert, return).
* Callbacks either on every keystroke or just on the return key.
* Focus (allow multiple text entry widgets)
* Clipboard (cut, copy, and paste)
* Horizontal scrolling to allow strings longer than widget size allows
* Pre-validation (limit which keys can be used)
* Optional line history so previous entries can be recalled by CTRL UP/DOWN
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* 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 LL_LLSEARCHEDITOR_H
#define LL_LLSEARCHEDITOR_H
#include "lllineeditor.h"
#include "llbutton.h"
#include <boost/function.hpp>
/*
* @brief A line editor with a button to clear it and a callback to call on every edit event.
*/
class LLSearchEditor : public LLUICtrl
{
public:
struct Params : public LLInitParam::Block<Params, LLLineEditor::Params>
{
Optional<boost::function<void(const std::string&, void*)> > search_callback;
Optional<LLButton::Params> clear_search_button;
Params()
: clear_search_button("clear_search_button")
{
name = "search_editor";
}
};
protected:
LLSearchEditor(const Params&);
friend class LLUICtrlFactory;
public:
virtual ~LLSearchEditor() {}
/*virtual*/ void draw();
void setText(const LLStringExplicit &new_text) { mSearchEdit->setText(new_text); }
typedef boost::function<void (const std::string& search_string)> search_callback_t;
void setSearchCallback(search_callback_t cb) { mSearchCallback = cb; }
// LLUICtrl interface
virtual void setValue(const LLSD& value );
virtual LLSD getValue() const;
virtual BOOL setTextArg( const std::string& key, const LLStringExplicit& text );
virtual BOOL setLabelArg( const std::string& key, const LLStringExplicit& text );
virtual void clear();
private:
void onSearchEdit(LLLineEditor* caller );
void onClearSearch(const LLSD& data);
LLLineEditor* mSearchEdit;
LLButton* mClearSearchButton;
search_callback_t mSearchCallback;
};
#endif // LL_LLSEARCHEDITOR_H
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