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Rewrote the BScrollView header from scratch.

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@6642 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2004-02-19 02:06:12 +00:00
parent 65a8a591f1
commit dfa1093a41
1 changed files with 68 additions and 82 deletions
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150
headers/os/interface/ScrollView.h
View File

@ -1,106 +1,92 @@
/*******************************************************************************
/
/ File: ScrollView.h
/
/ Description: BScrollView provides scrolling machinery for its contents
/ (where the "contents" is some other view).
/
/ Copyright 1993-98, Be Incorporated, All Rights Reserved
/
*******************************************************************************/
/*
** Copyright 2004, OpenBeOS. All Rights Reserved.
** Distributed under the terms of the OpenBeOS License.
*/
#ifndef _SCROLL_VIEW_H
#define _SCROLL_VIEW_H
#ifndef _SCROLL_VIEW_H
#define _SCROLL_VIEW_H
/** The BScrollView is a convenience class to add a scrolling
* mechanism to the target view.
*/
#include <BeBuild.h>
#include <ScrollBar.h> /* For convenience */
#include <View.h>
#include <ScrollBar.h>
/*----------------------------------------------------------------*/
/*----- BScrollView class ----------------------------------------*/
class BScrollView : public BView {
public:
BScrollView(const char *name, BView *target,
uint32 resizeMask = B_FOLLOW_LEFT | B_FOLLOW_TOP,
uint32 flags = 0, bool horizontal = false, bool vertical = false,
border_style border = B_FANCY_BORDER);
BScrollView(BMessage *data);
virtual ~BScrollView();
public:
BScrollView(const char *name,
BView *target,
uint32 resizeMask = B_FOLLOW_LEFT |
B_FOLLOW_TOP,
uint32 flags = 0,
bool horizontal = false,
bool vertical = false,
border_style border = B_FANCY_BORDER);
BScrollView(BMessage *data);
virtual ~BScrollView();
static BArchivable *Instantiate(BMessage *data);
virtual status_t Archive(BMessage *data, bool deep = true) const;
static BArchivable *Instantiate(BMessage *data);
virtual status_t Archive(BMessage *data, bool deep = true) const;
virtual void Draw(BRect updateRect);
virtual void AttachedToWindow();
BScrollBar *ScrollBar(orientation flag) const;
virtual void Draw(BRect updateRect);
virtual void AttachedToWindow();
virtual void SetBorder(border_style border);
border_style Border() const;
BScrollBar *ScrollBar(orientation posture);
virtual status_t SetBorderHighlighted(bool state);
bool IsBorderHighlighted() const;
virtual void SetBorder(border_style border);
border_style Border() const;
void SetTarget(BView *new_target);
BView *Target() const;
virtual void SetBorderHighlighted(bool state);
bool IsBorderHighlighted() const;
virtual void MessageReceived(BMessage *msg);
virtual void MouseDown(BPoint pt);
virtual void WindowActivated(bool state);
virtual void MouseUp(BPoint pt);
virtual void MouseMoved(BPoint pt, uint32 code, const BMessage *msg);
virtual void DetachedFromWindow();
virtual void AllAttached();
virtual void AllDetached();
virtual void FrameMoved(BPoint new_position);
virtual void FrameResized(float new_width, float new_height);
void SetTarget(BView *target);
BView *Target() const;
virtual BHandler *ResolveSpecifier(BMessage *msg,
int32 index,
BMessage *specifier,
int32 form,
const char *property);
virtual void MessageReceived(BMessage *message);
virtual void MouseDown(BPoint point);
virtual void ResizeToPreferred();
virtual void GetPreferredSize(float *width, float *height);
virtual void MakeFocus(bool state = true);
virtual status_t GetSupportedSuites(BMessage *data);
virtual void WindowActivated(bool active);
virtual void MouseUp(BPoint point);
virtual void MouseMoved(BPoint point, uint32 code, const BMessage *msg);
/*----- Private or reserved -----------------------------------------*/
virtual status_t Perform(perform_code d, void *arg);
virtual void DetachedFromWindow();
virtual void AllAttached();
virtual void AllDetached();
private:
virtual void FrameMoved(BPoint position);
virtual void FrameResized(float width, float height);
friend class BView;
virtual BHandler *ResolveSpecifier(BMessage *message, int32 index,
BMessage *specifier, int32 form, const char *property);
virtual void _ReservedScrollView1();
virtual void _ReservedScrollView2();
virtual void _ReservedScrollView3();
virtual void _ReservedScrollView4();
virtual void ResizeToPreferred();
virtual void GetPreferredSize(float *_width, float *_height);
virtual void MakeFocus(bool state = true);
virtual status_t GetSupportedSuites(BMessage *data);
BScrollView &operator=(const BScrollView &);
// private or reserved methods are following
static BRect CalcFrame(BView *, bool, bool, border_style);
int32 ModFlags(int32, border_style);
void InitObject();
virtual status_t Perform(perform_code d, void *arg);
BView *fTarget;
BScrollBar *fHSB;
BScrollBar *fVSB;
border_style fBorder;
uint16 fPrevWidth;
uint16 fPrevHeight;
private:
friend class BView;
uint32 _reserved[3]; /* was 4 */
virtual void _ReservedScrollView1();
virtual void _ReservedScrollView2();
virtual void _ReservedScrollView3();
virtual void _ReservedScrollView4();
bool fHighlighted;
BScrollView &operator=(const BScrollView &);
static BRect CalcFrame(BView *target, bool h, bool v, border_style);
int32 ModFlags(int32, border_style);
void InitObject();
BView *fTarget;
BScrollBar *fHorizontalScrollBar;
BScrollBar *fVerticalScrollBar;
border_style fBorder;
uint16 fPreviousWidth;
uint16 fPreviousHeight;
bool fHighlighted;
uint32 _reserved[3];
};
/*-------------------------------------------------------------*/
/*-------------------------------------------------------------*/
#endif /* _SCROLL_VIEW_H */
#endif /* _SCROLL_VIEW_H */