haiku/headers/os/interface/ScrollBar.h
beveloper d734a8ce5a some header files to be R5 compatible
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@1617 a95241bf-73f2-0310-859d-f6bbb57e9c96
2002-10-23 13:54:44 +00:00

111 lines
3.2 KiB
C++

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