/** * @file LLAccordionCtrl.h * @brief Accordion Panel implementation * * $LicenseInfo:firstyear=2004&license=viewergpl$ * * Copyright (c) 2004-2009, 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_ACCORDIONCTRL_H #define LL_ACCORDIONCTRL_H #include "llpanel.h" #include "llscrollbar.h" #include <vector> #include <algorithm> #include <string> class LLAccordionCtrlTab; class LLAccordionCtrl: public LLPanel { private: std::vector<LLAccordionCtrlTab*> mAccordionTabs; void ctrlSetLeftTopAndSize(LLView* panel, S32 left, S32 top, S32 width, S32 height); void ctrlShiftVertical(LLView* panel,S32 delta); void onCollapseCtrlCloseOpen(S16 panel_num); void shiftAccordionTabs(S16 panel_num, S32 delta); public: struct Params : public LLInitParam::Block<Params, LLPanel::Params> { Optional<bool> single_expansion, fit_parent; /* Accordion will fit its parent size, controls that are placed into accordion tabs are responsible for scrolling their content. *NOTE fit_parent works best when combined with single_expansion. Accordion view should implement getRequiredRect() and provide valid height*/ Params() : single_expansion("single_expansion",false) , fit_parent("fit_parent", false) {}; }; LLAccordionCtrl(const Params& params); LLAccordionCtrl(); virtual ~LLAccordionCtrl(); virtual BOOL postBuild(); virtual BOOL handleRightMouseDown ( S32 x, S32 y, MASK mask); virtual BOOL handleScrollWheel ( S32 x, S32 y, S32 clicks ); virtual BOOL handleKeyHere (KEY key, MASK mask); virtual BOOL handleDragAndDrop (S32 x, S32 y, MASK mask, BOOL drop, EDragAndDropType cargo_type, void* cargo_data, EAcceptance* accept, std::string& tooltip_msg); // // Call reshape after changing splitter's size virtual void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE); void addCollapsibleCtrl(LLView* view); void arrange(); void draw(); void onScrollPosChangeCallback(S32, LLScrollbar*); void onOpen (const LLSD& key); S32 notifyParent(const LLSD& info); void reset (); private: // Calc Splitter's height that is necessary to display all child content S32 calcRecuiredHeight(); S32 getRecuiredHeight() const { return mInnerRect.getHeight(); } S32 calcExpandedTabHeight(S32 tab_index = 0, S32 available_height = 0); void updateLayout (S32 width, S32 height); void show_hide_scrollbar (S32 width, S32 height); void showScrollbar (S32 width, S32 height); void hideScrollbar (S32 width, S32 height); BOOL autoScroll (S32 x, S32 y); private: LLRect mInnerRect; LLScrollbar* mScrollbar; bool mSingleExpansion; bool mFitParent; bool mAutoScrolling; F32 mAutoScrollRate; }; #endif // LL_LLSPLITTER_H