106 lines
2.1 KiB
C++
106 lines
2.1 KiB
C++
/*
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* Copyright 2006-2010, Haiku, Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _LIST_ITEM_H
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#define _LIST_ITEM_H
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#include <Archivable.h>
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#include <Rect.h>
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class BFont;
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class BList;
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class BMessage;
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class BOutlineListView;
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class BView;
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class BListItem : public BArchivable {
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public:
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BListItem(uint32 outlineLevel = 0,
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bool expanded = true);
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BListItem(BMessage* archive);
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virtual ~BListItem();
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virtual status_t Archive(BMessage* archive,
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bool deep = true) const;
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float Height() const;
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float Width() const;
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bool IsSelected() const;
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void Select();
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void Deselect();
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virtual void SetEnabled(bool enabled);
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bool IsEnabled() const;
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void SetHeight(float height);
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void SetWidth(float width);
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virtual void DrawItem(BView* owner, BRect frame,
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bool complete = false) = 0;
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virtual void Update(BView* owner, const BFont* font);
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bool IsExpanded() const;
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void SetExpanded(bool expanded);
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uint32 OutlineLevel() const;
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void SetOutlineLevel(uint32 level);
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virtual status_t Perform(perform_code code, void* arg);
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private:
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// FBC padding
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virtual void _ReservedListItem1();
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virtual void _ReservedListItem2();
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// Forbidden
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BListItem(const BListItem& item);
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BListItem& operator=(const BListItem& item);
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private:
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friend class BOutlineListView;
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friend class BListView;
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bool HasSubitems() const;
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bool IsItemVisible() const;
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void SetItemVisible(bool visible);
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inline float Top() const;
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inline float Bottom() const;
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void SetTop(float top);
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private:
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float fTop;
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BList* fTemporaryList;
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float fWidth;
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float fHeight;
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uint32 fLevel;
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bool fSelected;
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bool fEnabled;
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bool fExpanded;
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bool fHasSubitems : 1;
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bool fVisible : 1;
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};
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inline float
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BListItem::Top(void) const
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{
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return fTop;
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}
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inline float
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BListItem::Bottom(void) const
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{
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return fTop + ceilf(fHeight) - 1.0;
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}
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#include <StringItem.h>
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// to maintain source compatibility
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#endif // _LIST_ITEM_H
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