d734a8ce5a
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1617 a95241bf-73f2-0310-859d-f6bbb57e9c96
111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/*******************************************************************************
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/
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/ File: ScrollBar.h
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/
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/ Description: BScrollBar displays and controls a scrollbar.
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/
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/ Copyright 1992-98, Be Incorporated, All Rights Reserved
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/
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*******************************************************************************/
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#ifndef _SCROLL_BAR_H
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#define _SCROLL_BAR_H
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#include <BeBuild.h>
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#include <View.h>
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/*----------------------------------------------------------------*/
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/*----- scroll bar defines ---------------------------------------*/
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#define B_V_SCROLL_BAR_WIDTH 14.0
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#define B_H_SCROLL_BAR_HEIGHT 14.0
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/*----------------------------------------------------------------*/
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/*----- BScrollBar class -----------------------------------------*/
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class BScrollBar : public BView {
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public:
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BScrollBar( BRect frame,
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const char *name,
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BView *target,
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float min,
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float max,
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orientation direction);
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BScrollBar(BMessage *data);
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virtual ~BScrollBar();
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static BArchivable *Instantiate(BMessage *data);
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virtual status_t Archive(BMessage *data, bool deep = true) const;
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virtual void AttachedToWindow();
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void SetValue(float value);
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float Value() const;
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void SetProportion(float);
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float Proportion() const;
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virtual void ValueChanged(float newValue);
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void SetRange(float min, float max);
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void GetRange(float *min, float *max) const;
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void SetSteps(float smallStep, float largeStep);
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void GetSteps(float *smallStep, float *largeStep) const;
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void SetTarget(BView *target);
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void SetTarget(const char *targetName);
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BView *Target() const;
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orientation Orientation() const;
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virtual void MessageReceived(BMessage *msg);
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virtual void MouseDown(BPoint pt);
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virtual void MouseUp(BPoint pt);
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virtual void MouseMoved(BPoint pt, uint32 code, const BMessage *msg);
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virtual void DetachedFromWindow();
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virtual void Draw(BRect updateRect);
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virtual void FrameMoved(BPoint new_position);
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virtual void FrameResized(float new_width, float new_height);
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virtual BHandler *ResolveSpecifier(BMessage *msg,
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int32 index,
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BMessage *specifier,
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int32 form,
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const char *property);
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virtual void ResizeToPreferred();
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virtual void GetPreferredSize(float *width, float *height);
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virtual void MakeFocus(bool state = true);
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virtual void AllAttached();
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virtual void AllDetached();
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virtual status_t GetSupportedSuites(BMessage *data);
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/*----- Private or reserved -----------------------------------------*/
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virtual status_t Perform(perform_code d, void *arg);
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private:
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friend class BWindow;
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friend class BApplication;
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virtual void _ReservedScrollBar1();
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virtual void _ReservedScrollBar2();
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virtual void _ReservedScrollBar3();
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virtual void _ReservedScrollBar4();
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BScrollBar &operator=(const BScrollBar &);
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void InitObject(float min, float max, orientation o, BView *t);
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float fMin;
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float fMax;
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float fSmallStep;
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float fLargeStep;
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float fValue;
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float fProportion;
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BView* fTarget;
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orientation fOrientation;
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char *fTargetName;
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uint32 _reserved[4];
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};
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/*-------------------------------------------------------------*/
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/*-------------------------------------------------------------*/
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#endif /* _SCROLL_BAR_H */
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