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/**
* @file llfloateremojipicker.h
* @brief Header file for llfloateremojipicker
*
* $LicenseInfo:firstyear=2003&license=viewerlgpl$
* 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 LLFLOATEREMOJIPICKER_H
#define LLFLOATEREMOJIPICKER_H
#include "llfloater.h"
class LLEmojiGridRow;
class LLEmojiGridIcon;
struct LLEmojiDescriptor;
struct LLEmojiSearchResult;
class LLFloaterEmojiPicker : public LLFloater
{
using super = LLFloater;
public:
// The callback function will be called with an emoji char.
typedef boost::function<void (llwchar)> pick_callback_t;
typedef boost::function<void ()> close_callback_t;
LLFloaterEmojiPicker(const LLSD& key);
virtual BOOL postBuild() override;
virtual void dirtyRect() override;
virtual void goneFromFront() override;
void hideFloater() const;
static std::list<llwchar>& getRecentlyUsed();
static void onEmojiUsed(llwchar emoji);
static void loadState();
static void saveState();
private:
void initialize();
void fillGroups();
void fillCategoryFrequentlyUsed(std::map<std::string, std::vector<LLEmojiSearchResult>>& cats);
void fillGroupEmojis(std::map<std::string, std::vector<LLEmojiSearchResult>>& cats, U32 index);
void createGroupButton(LLButton::Params& params, const LLRect& rect, llwchar emoji);
void resizeGroupButtons();
void selectEmojiGroup(U32 index);
void fillEmojis(bool fromResize = false);
void fillEmojisCategory(const std::vector<LLEmojiSearchResult>& emojis,
const std::string& category, const LLPanel::Params& row_panel_params, const LLUICtrl::Params& row_list_params,
const LLPanel::Params& icon_params, const LLRect& icon_rect, S32 max_icons, const LLColor4& bg);
void createEmojiIcon(const LLEmojiSearchResult& emoji,
const std::string& category, const LLPanel::Params& row_panel_params, const LLUICtrl::Params& row_list_params,
const LLPanel::Params& icon_params, const LLRect& icon_rect, S32 max_icons, const LLColor4& bg,
LLEmojiGridRow*& row, int& icon_index);
void showPreview(bool show);
void onGroupButtonClick(LLUICtrl* ctrl);
void onGroupButtonMouseEnter(LLUICtrl* ctrl);
void onGroupButtonMouseLeave(LLUICtrl* ctrl);
void onEmojiMouseEnter(LLUICtrl* ctrl);
void onEmojiMouseLeave(LLUICtrl* ctrl);
void onEmojiMouseDown(LLUICtrl* ctrl);
void onEmojiMouseUp(LLUICtrl* ctrl);
void selectFocusedIcon();
bool moveFocusedIconUp();
bool moveFocusedIconDown();
bool moveFocusedIconPrev();
bool moveFocusedIconNext();
void selectGridIcon(LLEmojiGridIcon* icon);
void unselectGridIcon(LLEmojiGridIcon* icon);
void onOpen(const LLSD& key) override;
void onClose(bool app_quitting) override;
virtual BOOL handleKey(KEY key, MASK mask, BOOL called_from_parent) override;
class LLPanel* mGroups { nullptr };
class LLPanel* mBadge { nullptr };
class LLScrollContainer* mEmojiScroll { nullptr };
class LLScrollingPanelList* mEmojiGrid { nullptr };
class LLEmojiPreviewPanel* mPreview { nullptr };
class LLTextBox* mDummy { nullptr };
std::vector<S32> mFilteredEmojiGroups;
std::vector<std::map<std::string, std::vector<LLEmojiSearchResult>>> mFilteredEmojis;
std::vector<class LLButton*> mGroupButtons;
std::string mHint;
std::string mFilterPattern;
U32 mSelectedGroupIndex { 0 };
S32 mRecentMaxIcons { 0 };
S32 mFocusedIconRow { 0 };
S32 mFocusedIconCol { 0 };
LLEmojiGridIcon* mFocusedIcon { nullptr };
LLEmojiGridIcon* mHoveredIcon { nullptr };
U64 mRecentReturnPressedMs { 0 };
};
#endif
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