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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 fillCategoryRecentlyUsed(std::map<std::string, std::vector<LLEmojiSearchResult>>& cats);
+ 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;
+ 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