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/**
* @file llsplitbutton.h
* @brief LLSplitButton base class
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* 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
* $/LicenseInfo$
*/
// 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
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