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/**
* @file llkeybind.h
* @brief Information about key combinations.
*
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LL_KEYBIND_H
#define LL_KEYBIND_H
#include "indra_constants.h"
// KeyData - single key combination (mouse/mask/keyboard)
class LL_COMMON_API LLKeyData
{
public:
LLKeyData();
LLKeyData(EMouseClickType mouse, KEY key, MASK mask);
LLKeyData(EMouseClickType mouse, KEY key, bool ignore_mask);
LLKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore_mask);
LLKeyData(const LLSD &key_data);
LLSD asLLSD() const;
bool isEmpty() const;
bool empty() const { return isEmpty(); };
void reset();
LLKeyData& operator=(const LLKeyData& rhs);
bool operator==(const LLKeyData& rhs) const;
bool operator!=(const LLKeyData& rhs) const;
bool canHandle(const LLKeyData& data) const;
bool canHandle(EMouseClickType mouse, KEY key, MASK mask) const;
EMouseClickType mMouse;
KEY mKey;
MASK mMask;
// Either to expect exact match or ignore not expected masks as long as expected mask-bit is present
bool mIgnoreMasks;
};
// One function can bind to multiple Key options
class LLKeyBind
{
public:
LLKeyBind() {}
LLKeyBind(const LLSD &key_bind);
bool operator==(const LLKeyBind& rhs) const;
bool operator!=(const LLKeyBind& rhs) const;
bool isEmpty() const;
bool empty() const { return isEmpty(); };
LLSD asLLSD() const;
bool canHandle(EMouseClickType mouse, KEY key, MASK mask) const;
bool canHandleKey(KEY key, MASK mask) const;
bool canHandleMouse(EMouseClickType mouse, MASK mask) const;
// contains specified combination
bool hasKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore) const;
bool hasKeyData(const LLKeyData& data) const;
bool hasKeyData(U32 index) const;
// index of contained LLKeyData
S32 findKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore) const;
S32 findKeyData(const LLKeyData& data) const;
LLKeyData getKeyData(U32 index) const;
// these methods enshure there will be no repeats
bool addKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore);
bool addKeyData(const LLKeyData& data);
void replaceKeyData(EMouseClickType mouse, KEY key, MASK mask, bool ignore, U32 index);
void replaceKeyData(const LLKeyData& data, U32 index);
void resetKeyData(S32 index);
void clear() { mData.clear(); }
// if there any empty LLKeyData in the end of the array, remove them
void trimEmpty();
size_t getDataCount();
private:
typedef std::vector<LLKeyData> data_vector_t;
data_vector_t mData;
data_vector_t::const_iterator endNonEmpty() const;
};
#endif // LL_KEYBIND_H
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