109 lines
3.4 KiB
C++
109 lines
3.4 KiB
C++
/**
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* @file llslider.h
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* @brief A simple slider with no label.
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*
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* $LicenseInfo:firstyear=2002&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLSLIDER_H
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#define LL_LLSLIDER_H
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#include "llf32uictrl.h"
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#include "v4color.h"
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#include "lluiimage.h"
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class LLSlider : public LLF32UICtrl
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{
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public:
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struct Params : public LLInitParam::Block<Params, LLF32UICtrl::Params>
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{
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Optional<std::string> orientation;
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Optional<LLUIColor> thumb_outline_color,
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thumb_center_color;
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Optional<LLUIImage*> thumb_image,
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thumb_image_pressed,
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thumb_image_disabled,
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track_image_horizontal,
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track_image_vertical,
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track_highlight_horizontal_image,
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track_highlight_vertical_image;
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Optional<CommitCallbackParam> mouse_down_callback,
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mouse_up_callback;
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Params();
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};
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protected:
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LLSlider(const Params&);
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friend class LLUICtrlFactory;
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public:
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virtual ~LLSlider();
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void setValue( F32 value, BOOL from_event = FALSE );
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// overrides for LLF32UICtrl methods
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virtual void setValue(const LLSD& value ) { setValue((F32)value.asReal(), TRUE); }
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virtual void setMinValue(const LLSD& min_value) { setMinValue((F32)min_value.asReal()); }
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virtual void setMaxValue(const LLSD& max_value) { setMaxValue((F32)max_value.asReal()); }
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virtual void setMinValue(F32 min_value) { LLF32UICtrl::setMinValue(min_value); updateThumbRect(); }
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virtual void setMaxValue(F32 max_value) { LLF32UICtrl::setMaxValue(max_value); updateThumbRect(); }
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boost::signals2::connection setMouseDownCallback( const commit_signal_t::slot_type& cb );
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boost::signals2::connection setMouseUpCallback( const commit_signal_t::slot_type& cb );
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virtual BOOL handleHover(S32 x, S32 y, MASK mask);
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virtual BOOL handleMouseUp(S32 x, S32 y, MASK mask);
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virtual BOOL handleMouseDown(S32 x, S32 y, MASK mask);
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virtual BOOL handleKeyHere(KEY key, MASK mask);
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virtual BOOL handleScrollWheel(S32 x, S32 y, S32 clicks);
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virtual void draw();
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private:
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void setValueAndCommit(F32 value);
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void updateThumbRect();
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BOOL mVolumeSlider;
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S32 mMouseOffset;
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LLRect mDragStartThumbRect;
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LLPointer<LLUIImage> mThumbImage;
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LLPointer<LLUIImage> mThumbImagePressed;
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LLPointer<LLUIImage> mThumbImageDisabled;
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LLPointer<LLUIImage> mTrackImageHorizontal;
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LLPointer<LLUIImage> mTrackImageVertical;
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LLPointer<LLUIImage> mTrackHighlightHorizontalImage;
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LLPointer<LLUIImage> mTrackHighlightVerticalImage;
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const EOrientation mOrientation;
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LLRect mThumbRect;
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LLUIColor mThumbOutlineColor;
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LLUIColor mThumbCenterColor;
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commit_signal_t* mMouseDownSignal;
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commit_signal_t* mMouseUpSignal;
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};
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#endif // LL_LLSLIDER_H
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