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/**
 * @file llpanelplaces.h
 * @brief Side Bar "Places" panel
 *
 * $LicenseInfo:firstyear=2009&license=viewerlgpl$
 * 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_LLPANELPLACES_H
#define LL_LLPANELPLACES_H

#include "lltimer.h"

#include "llpanel.h"

class LLInventoryItem;
class LLFilterEditor;
class LLLandmark;

class LLPanelLandmarkInfo;
class LLPanelPlaceProfile;

class LLPanelPlaceInfo;
class LLPanelPlacesTab;
class LLParcelSelection;
class LLPlacesInventoryObserver;
class LLPlacesParcelObserver;
class LLRemoteParcelInfoObserver;
class LLTabContainer;
class LLToggleableMenu;
class LLMenuButton;
class LLLayoutStack;

typedef std::pair<LLUUID, std::string>  folder_pair_t;

class LLPanelPlaces : public LLPanel
{
public:
    LLPanelPlaces();
    virtual ~LLPanelPlaces();

    /*virtual*/ bool postBuild();
    /*virtual*/ void onOpen(const LLSD& key);

    // Called on parcel selection change to update place information.
    void changedParcelSelection();
    // Called once on agent inventory first change to find out when inventory gets usable
    // and to create "My Landmarks" and "Teleport History" tabs.
    void createTabs();
    // Called when we receive the global 3D position of a parcel.
    void changedGlobalPos(const LLVector3d &global_pos);

    // Opens landmark info panel when agent creates or receives landmark.
    void showAddedLandmarkInfo(const uuid_set_t& items);

    void setItem(LLInventoryItem* item);

    LLInventoryItem* getItem() { return mItem; }

    std::string getPlaceInfoType() { return mPlaceInfoType; }

    bool tabsCreated() { return mTabsCreated;}

    /*virtual*/ S32 notifyParent(const LLSD& info);

private:
    void onLandmarkLoaded(LLLandmark* landmark);
    void onFilterEdit(const std::string& search_string, bool force_filter);
    void onTabSelected();

    void onTeleportButtonClicked();
    void onShowOnMapButtonClicked();
    void onEditButtonClicked();
    void onSaveButtonClicked();
    void onCancelButtonClicked();
    void onOverflowButtonClicked();
    void onOverflowMenuItemClicked(const LLSD& param);
    bool onOverflowMenuItemEnable(const LLSD& param);
    void onBackButtonClicked();
    void onGearMenuClick();
    void onSortingMenuClick();
    void onAddMenuClick();
    void onRemoveButtonClicked();
    bool handleDragAndDropToTrash(bool drop, EDragAndDropType cargo_type, void* cargo_data, EAcceptance* accept);

    void togglePlaceInfoPanel(bool visible);

    /*virtual*/ void onVisibilityChange(bool new_visibility);

    void updateVerbs();

    LLPanelPlaceInfo* getCurrentInfoPanel();

    LLFilterEditor*             mFilterEditor;
    LLPanelPlacesTab*           mActivePanel;
    LLTabContainer*             mTabContainer;
    LLPanel*                    mButtonsContainer;
    LLLayoutStack*              mFilterContainer;
    LLPanelPlaceProfile*        mPlaceProfile;
    LLPanelLandmarkInfo*        mLandmarkInfo;

    LLToggleableMenu*           mPlaceMenu;
    LLToggleableMenu*           mLandmarkMenu;

    LLButton*                   mPlaceProfileBackBtn;
    LLButton*                   mTeleportBtn;
    LLButton*                   mShowOnMapBtn;
    LLButton*                   mSaveBtn;
    LLButton*                   mCancelBtn;
    LLButton*                   mCloseBtn;
    LLMenuButton*               mOverflowBtn;

    // Top menu
    LLMenuButton*               mGearMenuButton;
    LLMenuButton*               mSortingMenuButton;
    LLMenuButton*               mAddMenuButton;
    LLButton*                   mRemoveSelectedBtn;

    LLPlacesInventoryObserver*  mInventoryObserver;
    LLPlacesParcelObserver*     mParcelObserver;
    LLRemoteParcelInfoObserver* mRemoteParcelObserver;

    // Pointer to a landmark item or to a linked landmark
    LLPointer<LLInventoryItem>  mItem;

    // Absolute position of the location for teleport, may not
    // be available (hence zero)
    LLVector3d                  mPosGlobal;

    // Sets a period of time during which the requested place information
    // is expected to be updated and doesn't need to be reset.
    LLTimer                     mResetInfoTimer;

    // Information type currently shown in Place Information panel
    std::string                 mPlaceInfoType;

    // Region and parcel ids, to detect location changes in case of AGENT_INFO_TYPE
    LLUUID                      mRegionId;
    S32                         mParcelLocalId;

    bool                        isLandmarkEditModeOn;

    // Holds info whether "My Landmarks" and "Teleport History" tabs have been created.
    bool                        mTabsCreated;

    LLSafeHandle<LLParcelSelection> mParcel;

    boost::signals2::connection mAgentParcelChangedConnection;
};

#endif //LL_LLPANELPLACES_H