332 lines
9.4 KiB
C
332 lines
9.4 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1996 Microsoft Corporation
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//
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// Module Name:
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// TreeItem.h
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//
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// Abstract:
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// Definition of the CTreeItem class.
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//
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// Implementation File:
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// TreeItem.cpp
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//
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// Author:
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// David Potter (davidp) May 3, 1996
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//
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// Revision History:
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//
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// Notes:
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _TREEITEM_H_
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#define _TREEITEM_H_
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#ifndef __AFXTEMPL_H__
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#include "afxtempl.h" // for CList
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// Forward Class Declarations
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/////////////////////////////////////////////////////////////////////////////
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class CTreeItemList;
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class CTreeItemContext;
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class CTreeItem;
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/////////////////////////////////////////////////////////////////////////////
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// External Class Declarations
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/////////////////////////////////////////////////////////////////////////////
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class CClusterItem;
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class CSplitterFrame;
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class CClusterListView;
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class CClusterTreeView;
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/////////////////////////////////////////////////////////////////////////////
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// Type Definitions
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/////////////////////////////////////////////////////////////////////////////
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typedef CList<CTreeItemContext *, CTreeItemContext *> CTreeItemContextList;
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/////////////////////////////////////////////////////////////////////////////
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// Include Files
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _BASECMDT_H_
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#include "BaseCmdT.h" // for CBaseCmdTarget
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#endif
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#ifndef _COLITEM_H_
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#include "ColItem.h" // for CColumnItem
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#endif
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#ifndef _LISTITEM_H_
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#include "ListItem.h" // for CListItemList
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CTreeItemList
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/////////////////////////////////////////////////////////////////////////////
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class CTreeItemList : public CList<CTreeItem *, CTreeItem *>
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{
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public:
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CTreeItem * PtiFromPci(
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IN const CClusterItem * pci,
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OUT POSITION * ppos = NULL
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) const;
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// add before head or after tail
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POSITION AddHead(CTreeItem * newElement);
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POSITION AddTail(CTreeItem * newElement);
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// inserting before or after a given position
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POSITION InsertBefore(POSITION position, CTreeItem * newElement);
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POSITION InsertAfter(POSITION position, CTreeItem * newElement);
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}; //*** class CTreeItemList
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/////////////////////////////////////////////////////////////////////////////
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// CTreeItemContext
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/////////////////////////////////////////////////////////////////////////////
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class CTreeItemContext : public CObject
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{
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DECLARE_DYNCREATE(CTreeItemContext)
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public:
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CSplitterFrame * m_pframe;
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CTreeItem * m_pti;
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HTREEITEM m_hti;
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BOOL m_bExpanded;
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DWORD * m_prgnColumnInfo;
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CTreeItemContext(void)
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{
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CommonConstruct();
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};
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CTreeItemContext(
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CSplitterFrame * pframe,
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CTreeItem * pti,
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HTREEITEM hti,
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BOOL bExpanded
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)
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{
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CommonConstruct();
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m_pframe = pframe;
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m_pti = pti;
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m_hti = hti;
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m_bExpanded = bExpanded;
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}
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~CTreeItemContext(void)
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{
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SaveProfileInfo();
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delete [] m_prgnColumnInfo;
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m_prgnColumnInfo = NULL;
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}
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void CommonConstruct(void)
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{
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m_pframe = NULL;
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m_pti = NULL;
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m_hti = NULL;
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m_bExpanded = FALSE;
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m_prgnColumnInfo = NULL;
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}
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void Init(void);
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void SaveProfileInfo(void);
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DWORD * PrgnColumnInfo(void);
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BOOL BIsExpanded(void) const;
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}; //*** class CTreeItemContext
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/////////////////////////////////////////////////////////////////////////////
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// CTreeItem command target
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/////////////////////////////////////////////////////////////////////////////
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class CTreeItem : public CBaseCmdTarget
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{
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friend class CClusterTreeView;
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DECLARE_DYNCREATE(CTreeItem)
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CTreeItem(void); // protected constructor used by dynamic creation
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CTreeItem(IN OUT CTreeItem * ptiParent, IN OUT CClusterItem * pci, IN BOOL m_fTakeOwnership = FALSE);
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void Init(void);
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// Attributes
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protected:
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CTreeItem * m_ptiParent;
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CClusterItem * m_pci;
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BOOL m_bWeOwnPci;
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CString m_strProfileSection;
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CColumnItemList m_lpcoli;
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CTreeItemList m_lptiChildren;
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CListItemList m_lpliChildren;
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CTreeItemContextList m_lptic;
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const CTreeItemContextList & Lptic(void) const { return m_lptic; }
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public:
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CTreeItem * PtiParent(void) const { return m_ptiParent; }
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CClusterItem * Pci(void) const { return m_pci; }
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const CString & StrProfileSection(void);
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const CColumnItemList & Lpcoli(void) const { return m_lpcoli; }
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const CTreeItemList & LptiChildren(void) const { return m_lptiChildren; }
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const CListItemList & LpliChildren(void) const { return m_lpliChildren; }
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const CString & StrName(void) const;
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DWORD * PrgnColumnInfo(IN const CClusterListView * pclv)
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{
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CTreeItemContext * ptic;
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ptic = PticFromView(pclv);
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ASSERT_VALID(ptic);
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return ptic->PrgnColumnInfo();
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} //*** CTreeItem::PrgnColumnInfo()
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// Operations
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public:
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HTREEITEM HtiInsertInTree(IN OUT CClusterTreeView * pctv);
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void RemoveFromAllLists(void);
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void PreRemoveFromFrame(IN OUT CSplitterFrame * pframe);
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void PreRemoveFromFrameWithChildren(IN OUT CSplitterFrame * pframe);
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CColumnItem * PcoliAddColumn(
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IN const CString & rstrText,
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IN IDS idsColumnID,
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IN int nDefaultWidth = -1,
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IN int nWidth = -1
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);
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CColumnItem * PcoliAddColumn(IN IDS idsText, IN int nDefaultWidth = -1, IN int nWidth = -1);
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void DeleteAllColumns(void) { m_lpcoli.RemoveAll(); }
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void UpdateState(void);
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void UpdateAllStatesInTree(void);
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void UpdateUIState(void);
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void Select(IN OUT CClusterTreeView * pctv, IN BOOL bSelectInTree);
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// void Unselect(CClusterTreeView * pctv);
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CTreeItem * PtiAddChildBefore(
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IN const CClusterItem * pciOld,
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OUT CClusterItem * pciNew,
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IN BOOL bTakeOwnership = FALSE
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);
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void InsertChildInAllTrees(IN OUT CTreeItem * ptiNewChild);
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CTreeItem * PtiAddChild(IN OUT CClusterItem * pci, IN BOOL bTakeOwnership = FALSE);
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CTreeItem * PtiAddChild(IN const CString & rstrName);
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CTreeItem * PtiAddChild(IN IDS idsName);
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CListItem * PliAddChild(IN OUT CClusterItem * pci);
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CTreeItem * PtiChildFromName(IN const CString & rstrName, OUT POSITION * ppos = NULL) const;
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CTreeItem * PtiChildFromName(IN IDS idsName, OUT POSITION * ppos = NULL) const;
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CTreeItem * PtiChildFromPci(IN const CClusterItem * pci) const;
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CListItem * PliChildFromPci(IN const CClusterItem * pci) const;
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void RemoveItem(void);
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void RemoveChild(IN OUT CClusterItem * pci);
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CMenu * PmenuPopup(void);
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BOOL BSelectItem(IN OUT CClusterTreeView * pctv);
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BOOL BExpand(IN OUT CClusterTreeView * pctv, IN UINT nCode);
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void SelectInAllViews(void);
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void ExpandInAllViews(IN UINT nCode);
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void SetExpandedState(IN const CClusterTreeView * pctv, IN BOOL bExpanded);
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BOOL BShouldBeExpanded(IN const CClusterTreeView * pctv) const;
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void OpenChild(IN OUT CTreeItem * pti, IN OUT CSplitterFrame * pframe);
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void EditLabel(IN OUT CClusterTreeView * pctv);
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void Delete(void);
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protected:
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void Cleanup(void);
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// Overrides
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// ClassWizard generated virtual function overrides
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//{{AFX_VIRTUAL(CTreeItem)
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public:
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virtual BOOL OnCmdMsg(UINT nID, int nCode, void* pExtra, AFX_CMDHANDLERINFO* pHandlerInfo);
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//}}AFX_VIRTUAL
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// Implementation
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public:
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virtual ~CTreeItem(void);
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protected:
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CTreeItemContext * PticFromFrame(IN const CSplitterFrame * pframe) const;
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CTreeItemContext * PticFromView(IN const CClusterTreeView * pctv) const;
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CTreeItemContext * PticFromView(IN const CClusterListView * pclv) const;
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HTREEITEM HtiFromView(IN const CClusterTreeView * pctv) const;
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// Generated message map functions
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//{{AFX_MSG(CTreeItem)
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//}}AFX_MSG
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DECLARE_MESSAGE_MAP()
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}; //*** class CTreeItem
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/////////////////////////////////////////////////////////////////////////////
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// Global Functions
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/////////////////////////////////////////////////////////////////////////////
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void AFXAPI DestructElements(CTreeItem ** pElements, int nCount);
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void DeleteAllItemData(IN OUT CTreeItemList & rlp);
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void DeleteAllItemData(IN OUT CTreeItemContextList & rlp);
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/////////////////////////////////////////////////////////////////////////////
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// Inline Functions
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/////////////////////////////////////////////////////////////////////////////
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inline POSITION CTreeItemList::AddHead(CTreeItem * newElement)
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{
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ASSERT_VALID(newElement);
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POSITION pos = CList<CTreeItem *,CTreeItem *>::AddHead(newElement);
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if (pos != NULL)
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newElement->AddRef();
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return pos;
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} //*** CTreeItemList::AddHead()
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inline POSITION CTreeItemList::AddTail(CTreeItem * newElement)
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{
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ASSERT_VALID(newElement);
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POSITION pos = CList<CTreeItem *,CTreeItem *>::AddTail(newElement);
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if (pos != NULL)
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newElement->AddRef();
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return pos;
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} //*** CTreeItemList::AddTail()
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inline POSITION CTreeItemList::InsertBefore(POSITION position, CTreeItem * newElement)
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{
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ASSERT_VALID(newElement);
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POSITION pos = CList<CTreeItem *,CTreeItem *>::InsertBefore(position, newElement);
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if (pos != NULL)
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newElement->AddRef();
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return pos;
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} //*** CTreeItemList::InsertBefore()
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inline POSITION CTreeItemList::InsertAfter(POSITION position, CTreeItem * newElement)
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{
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ASSERT_VALID(newElement);
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POSITION pos = CList<CTreeItem *,CTreeItem *>::InsertAfter(position, newElement);
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if (pos != NULL)
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newElement->AddRef();
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return pos;
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} //*** CTreeItemList::InsertAfter()
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/////////////////////////////////////////////////////////////////////////////
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#endif // _TREEITEM_H_
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