146 lines
4.2 KiB
C
146 lines
4.2 KiB
C
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/*******************************************************************************
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/
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/ File: Shelf.h
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/
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/ Description: BShelf stores replicant views that are dropped onto it
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/
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/ Copyright 1996-98, Be Incorporated, All Rights Reserved
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/
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*******************************************************************************/
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#ifndef _SHELF_H
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#define _SHELF_H
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#include <BeBuild.h>
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#include <Handler.h>
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#include <List.h>
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class BDataIO;
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class BView;
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class BEntry;
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extern "C" void _ReservedShelf1__6BShelfFv(BShelf *const, int32,
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const BMessage*, const BView*);
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/*----------------------------------------------------------------*/
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/*----- BShelf class ---------------------------------------------*/
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class BShelf : public BHandler {
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public:
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BShelf(BView *view,
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bool allow_drags = true,
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const char *shelf_type = NULL);
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BShelf(const entry_ref *ref,
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BView *view,
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bool allow_drags = true,
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const char *shelf_type = NULL);
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BShelf(BDataIO *stream,
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BView *view,
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bool allow_drags = true,
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const char *shelf_type = NULL);
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BShelf(BMessage *data);
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virtual ~BShelf();
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virtual status_t Archive(BMessage *data, bool deep = true) const;
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static BArchivable *Instantiate(BMessage *data);
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virtual void MessageReceived(BMessage *msg);
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status_t Save();
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virtual void SetDirty(bool state);
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bool IsDirty() const;
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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 status_t GetSupportedSuites(BMessage *data);
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virtual status_t Perform(perform_code d, void *arg);
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bool AllowsDragging() const;
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void SetAllowsDragging(bool state);
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bool AllowsZombies() const;
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void SetAllowsZombies(bool state);
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bool DisplaysZombies() const;
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void SetDisplaysZombies(bool state);
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bool IsTypeEnforced() const;
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void SetTypeEnforced(bool state);
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status_t SetSaveLocation(BDataIO *data_io);
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status_t SetSaveLocation(const entry_ref *ref);
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BDataIO *SaveLocation(entry_ref *ref) const;
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status_t AddReplicant(BMessage *data, BPoint location);
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status_t DeleteReplicant(BView *replicant);
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status_t DeleteReplicant(BMessage *data);
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status_t DeleteReplicant(int32 index);
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int32 CountReplicants() const;
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BMessage *ReplicantAt(int32 index,
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BView **view = NULL,
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uint32 *uid = NULL,
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status_t *perr = NULL) const;
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int32 IndexOf(const BView *replicant_view) const;
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int32 IndexOf(const BMessage *archive) const;
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int32 IndexOf(uint32 id) const;
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protected:
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virtual bool CanAcceptReplicantMessage(BMessage*) const;
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virtual bool CanAcceptReplicantView(BRect, BView*, BMessage*) const;
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virtual BPoint AdjustReplicantBy(BRect, BMessage*) const;
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virtual void ReplicantDeleted(int32 index,
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const BMessage *archive,
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const BView *replicant);
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/*----- Private or reserved -----------------------------------------*/
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private:
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friend class _TContainerViewFilter_;
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friend void _ReservedShelf1__6BShelfFv(BShelf *const, int32,
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const BMessage*, const BView*);
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virtual void _ReservedShelf2();
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virtual void _ReservedShelf3();
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virtual void _ReservedShelf4();
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virtual void _ReservedShelf5();
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#if !_PR3_COMPATIBLE_
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virtual void _ReservedShelf6();
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virtual void _ReservedShelf7();
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virtual void _ReservedShelf8();
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#endif
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BShelf(const BShelf&);
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BShelf &operator=(const BShelf &);
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status_t _Archive(BMessage *data) const;
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void InitData(BEntry *entry,
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BDataIO *stream,
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BView *view,
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bool allow_drags);
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status_t RealAddReplicant(BMessage *data,
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BPoint *loc,
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uint32 uid);
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status_t GetProperty(BMessage *msg, BMessage *reply);
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BView *fContainerView;
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BDataIO *fStream;
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BEntry *fEntry;
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BList fReplicants;
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_TContainerViewFilter_ *fFilter;
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uint32 fGenCount;
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bool fAllowDragging;
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bool fDirty;
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bool fDisplayZombies;
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bool fAllowZombies;
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bool fTypeEnforced;
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uint32 _reserved[3]; /* was 5 */
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#if !_PR3_COMPATIBLE_
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uint32 _more_reserved[5];
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#endif
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};
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/*-------------------------------------------------------------*/
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/*-------------------------------------------------------------*/
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#endif /* _SHELF_H */
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