/** * @file llsplitbutton.h * @brief LLSplitButton base class * * $LicenseInfo:firstyear=2009&license=viewergpl$ * * Copyright (c) 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. * $/LicenseInfo$ */ // A control that displays the name of the chosen item, which when clicked // shows a scrolling box of choices. #include "llbutton.h" #include "llpanel.h" #include "lluictrl.h" #ifndef LL_LLSPLITBUTTON_H #define LL_LLSPLITBUTTON_H class LLSplitButton : public LLUICtrl { public: typedef enum e_arrow_position { LEFT, RIGHT } EArrowPosition; struct ArrowPositionValues : public LLInitParam::TypeValuesHelper<EArrowPosition, ArrowPositionValues> { static void declareValues(); }; struct ItemParams : public LLInitParam::Block<ItemParams, LLButton::Params> { ItemParams(); }; struct Params : public LLInitParam::Block<Params, LLUICtrl::Params> { Optional<EArrowPosition, ArrowPositionValues> arrow_position; Optional<LLButton::Params> arrow_button; Optional<LLPanel::Params> items_panel; Multiple<ItemParams> items; Params(); }; virtual ~LLSplitButton() {}; //Overridden virtual void onFocusLost(); virtual void setFocus(BOOL b); virtual void setEnabled(BOOL enabled); //Callbacks void onArrowBtnDown(); void onHeldDownShownButton(); void onItemSelected(LLUICtrl* ctrl); void setSelectionCallback(commit_callback_t cb) { mSelectionCallback = cb; } virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask); virtual void showButtons(); virtual void hideButtons(); protected: friend class LLUICtrlFactory; LLSplitButton(const LLSplitButton::Params& p); LLButton* prepareItemButton(LLButton::Params params); LLPanel* prepareItemsPanel(LLPanel::Params params, S32 items_count); LLPanel* mItemsPanel; std::list<LLButton*> mHidenItems; LLButton* mArrowBtn; LLButton* mShownItem; EArrowPosition mArrowPosition; commit_callback_t mSelectionCallback; }; #endif