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/**
* @file lldockablefloater.h
* @brief Creates a panel of a specific kind for a toast.
*
* $LicenseInfo:firstyear=2003&license=viewergpl$
*
* Copyright (c) 2003-2009, 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_DOCKABLEFLOATER_H
#define LL_DOCKABLEFLOATER_H
#include "llerror.h"
#include "llfloater.h"
#include "lldockcontrol.h"
/**
* Represents floater that can dock.
* In case impossibility deriving from LLDockableFloater use LLDockControl.
*/
class LLDockableFloater : public LLFloater
{
static const U32 UNDOCK_LEAP_HEIGHT = 12;
static void init(LLDockableFloater* thiz);
public:
LOG_CLASS(LLDockableFloater);
LLDockableFloater(LLDockControl* dockControl, const LLSD& key,
const Params& params = getDefaultParams());
/**
* Constructor.
* @param dockControl a pointer to the doc control instance
* @param uniqueDocking - a flag defines is docking should work as tab(at one
* moment only one docked floater can be shown), also this flag defines is dock
* tongue should be used.
* @params key a floater key.
* @params params a floater parameters
*/
LLDockableFloater(LLDockControl* dockControl, bool uniqueDocking,
const LLSD& key, const Params& params = getDefaultParams());
/**
* Constructor.
* @param dockControl a pointer to the doc control instance
* @param uniqueDocking - a flag defines is docking should work as tab(at one
* moment only one docked floater can be shown).
* @praram useTongue - a flag defines is dock tongue should be used.
* @params key a floater key.
* @params params a floater parameters
*/
LLDockableFloater(LLDockControl* dockControl, bool uniqueDocking,
bool useTongue, const LLSD& key,
const Params& params = getDefaultParams());
virtual ~LLDockableFloater();
static LLHandle<LLFloater> getInstanceHandle() { return sInstanceHandle; }
static void toggleInstance(const LLSD& sdname);
/**
* If descendant class overrides postBuild() in order to perform specific
* construction then it must still invoke its superclass' implementation.
*/
/* virtula */BOOL postBuild();
/* virtual */void setDocked(bool docked, bool pop_on_undock = true);
/* virtual */void draw();
/**
* If descendant class overrides setVisible() then it must still invoke its
* superclass' implementation.
*/
/*virtual*/ void setVisible(BOOL visible);
/**
* If descendant class overrides setMinimized() then it must still invoke its
* superclass' implementation.
*/
/*virtual*/ void setMinimized(BOOL minimize);
LLView * getDockWidget();
virtual void onDockHidden();
virtual void onDockShown();
LLDockControl* getDockControl();
/**
* Returns true if screen channel should consider floater's size when drawing toasts.
*
* By default returns false.
*/
virtual bool overlapsScreenChannel() { return mOverlapsScreenChannel && getVisible() && isDocked(); }
virtual void setOverlapsScreenChannel(bool overlaps) { mOverlapsScreenChannel = overlaps; }
bool getUniqueDocking() { return mUniqueDocking; }
bool getUseTongue() { return mUseTongue; }
private:
/**
* Provides unique of dockable floater.
* If dockable floater already exists it should be closed.
*/
void resetInstance();
protected:
void setDockControl(LLDockControl* dockControl);
const LLUIImagePtr& getDockTongue();
private:
std::auto_ptr<LLDockControl> mDockControl;
LLUIImagePtr mDockTongue;
static LLHandle<LLFloater> sInstanceHandle;
/**
* Provides possibility to define that dockable floaters can be docked
* non exclusively.
*/
bool mUniqueDocking;
bool mUseTongue;
bool mOverlapsScreenChannel;
};
#endif /* LL_DOCKABLEFLOATER_H */
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