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/**
* @file llfloaterreg.h
* @brief LLFloaterReg Floater Registration Class
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* 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 LLFLOATERREG_H
#define LLFLOATERREG_H
/// llcommon
#include "llrect.h"
#include "llsd.h"
#include <boost/function.hpp>
//*******************************************************
//
// Floater Class Registry
//
class LLFloater;
class LLUICtrl;
typedef boost::function<LLFloater* (const LLSD& key)> LLFloaterBuildFunc;
class LLFloaterReg
{
public:
// We use a list of LLFloater's instead of a set for two reasons:
// 1) With a list we have a predictable ordering, useful for finding the last opened floater of a given type.
// 2) We can change the key of a floater without altering the list.
typedef std::list<LLFloater*> instance_list_t;
typedef const instance_list_t const_instance_list_t;
typedef std::map<std::string, instance_list_t> instance_map_t;
struct BuildData
{
LLFloaterBuildFunc mFunc;
std::string mFile;
};
typedef std::map<std::string, BuildData> build_map_t;
private:
friend class LLFloaterRegListener;
static instance_list_t sNullInstanceList;
static instance_map_t sInstanceMap;
static build_map_t sBuildMap;
static std::map<std::string,std::string> sGroupMap;
static bool sBlockShowFloaters;
/**
* Defines list of floater names that can be shown despite state of sBlockShowFloaters.
*/
static std::set<std::string> sAlwaysShowableList;
public:
// Registration
// usage: LLFloaterClassRegistry::add("foo", (LLFloaterBuildFunc)&LLFloaterClassRegistry::build<LLFloaterFoo>);
template <class T>
static LLFloater* build(const LLSD& key)
{
T* floater = new T(key);
return floater;
}
static void add(const std::string& name, const std::string& file, const LLFloaterBuildFunc& func,
const std::string& groupname = LLStringUtil::null);
// Helpers
static LLFloater* getLastFloaterInGroup(const std::string& name);
static LLFloater* getLastFloaterCascading();
// Find / get (create) / remove / destroy
static LLFloater* findInstance(const std::string& name, const LLSD& key = LLSD());
static LLFloater* getInstance(const std::string& name, const LLSD& key = LLSD());
static LLFloater* removeInstance(const std::string& name, const LLSD& key = LLSD());
static bool destroyInstance(const std::string& name, const LLSD& key = LLSD());
// Iterators
static const_instance_list_t& getFloaterList(const std::string& name);
// Visibility Management
// return NULL if instance not found or can't create instance (no builder)
static LLFloater* showInstance(const std::string& name, const LLSD& key = LLSD(), BOOL focus = FALSE);
// Close a floater (may destroy or set invisible)
// return false if can't find instance
static bool hideInstance(const std::string& name, const LLSD& key = LLSD());
// return true if instance is visible:
static bool toggleInstance(const std::string& name, const LLSD& key = LLSD());
static bool instanceVisible(const std::string& name, const LLSD& key = LLSD());
static void showInitialVisibleInstances();
static void hideVisibleInstances(const std::set<std::string>& exceptions = std::set<std::string>());
static void restoreVisibleInstances();
// Control Variables
static std::string getRectControlName(const std::string& name);
static std::string declareRectControl(const std::string& name);
static std::string getVisibilityControlName(const std::string& name);
static std::string declareVisibilityControl(const std::string& name);
static std::string declareDockStateControl(const std::string& name);
static std::string getDockStateControlName(const std::string& name);
static void registerControlVariables();
// Callback wrappers
static void toggleInstanceOrBringToFront(const LLSD& sdname, const LLSD& key = LLSD());
// Typed find / get / show
template <class T>
static T* findTypedInstance(const std::string& name, const LLSD& key = LLSD())
{
return dynamic_cast<T*>(findInstance(name, key));
}
template <class T>
static T* getTypedInstance(const std::string& name, const LLSD& key = LLSD())
{
return dynamic_cast<T*>(getInstance(name, key));
}
template <class T>
static T* showTypedInstance(const std::string& name, const LLSD& key = LLSD(), BOOL focus = FALSE)
{
return dynamic_cast<T*>(showInstance(name, key, focus));
}
static void blockShowFloaters(bool value) { sBlockShowFloaters = value;}
static U32 getVisibleFloaterInstanceCount();
};
#endif
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