309 lines
11 KiB
C
309 lines
11 KiB
C
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//+-------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1994 - 1999
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//
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// File: dragdroptest.hxx
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//
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// Contents: Classes that implement Drag&Drop test snapin using the framework.
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//
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//--------------------------------------------------------------------
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#ifndef _DRAGDROPTEST_H_
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#define _DRAGDROPTEST_H_
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// Forward declarations.
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class CDragDropSnapinLVContainer;
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class CDragDropSnapinLVLeafItem;
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class CDragDropSnapin;
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typedef vector<tstring> StringVector;
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//+-------------------------------------------------------------------
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//
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// Class: CDragDropSnapinRootItem
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//
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// Purpose: Implements the root item for a standalone snapin.
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//
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//--------------------------------------------------------------------
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class CDragDropSnapinRootItem : public CBaseSnapinItem
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{
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typedef CBaseSnapinItem super;
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// Used by CBaseSnapinItem::ScCreateItem, connect this item with its children.
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typedef CComObject<CSnapinItem<CDragDropSnapinRootItem> > t_item;
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typedef CComObject<CSnapinItem<CDragDropSnapinLVContainer> > t_itemChild; // Who is my child?
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public:
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CDragDropSnapinRootItem( void ) {} // Raw constructor - use only for static item.
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virtual ~CDragDropSnapinRootItem( void ) {}
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BEGIN_COM_MAP(CDragDropSnapinRootItem)
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COM_INTERFACE_ENTRY(IDataObject) // Cant have empty map so add IDataObject
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END_COM_MAP()
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protected:
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// Item tree related information
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// node type related information
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virtual const CNodeType* Pnodetype( void ) { return &nodetypeDragDropRoot;}
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// the display name of the item
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virtual const tstring* PstrDisplayName( void ) { return &m_strDisplayName;}
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// Get ListView data (GetDisplayInfo calls this).
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virtual SC ScGetField(DAT dat, tstring& strField);
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// Image list information
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virtual LONG Iconid() { return m_uIconIndex; }
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virtual LONG OpenIconid() { return m_uIconIndex; }
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virtual BOOL FIsContainer( void ) { return TRUE; }
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// Context menu support
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virtual SnapinMenuItem *Pmenuitem(void);
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virtual INT CMenuItem(void);
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virtual SC ScCommand(long nCommandID, CComponent *pComponent = NULL);
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virtual DWORD DwFlagsMenuChecked(void) { return TRUE;}
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public:
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virtual SC ScInit(CBaseSnapin *pSnapin, CColumnInfoEx *pcolinfoex = NULL, INT ccolinfoex = 0, BOOL fIsRoot = FALSE);
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virtual SC ScInitializeChild(CBaseSnapinItem* pitem);
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public:
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// Creates children for the node
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virtual SC ScCreateChildren( void );
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void SetDisplayName(tstring & strItemName) { m_strDisplayName = strItemName; }
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SC _ScDeleteCutItem(tstring& strItemName)
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{
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StringVector::iterator itItem = std::find(m_vecContainerItems.begin(),
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m_vecContainerItems.end(),
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strItemName);
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if (itItem == m_vecContainerItems.end())
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return S_FALSE;
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m_vecContainerItems.erase(itItem);
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return S_OK;
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}
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protected:
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virtual SC ScGetVerbs(DWORD * pdwVerbs) { *pdwVerbs = 0; return S_OK;}
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protected:
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tstring m_strDisplayName;
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UINT m_uIconIndex;
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StringVector m_vecContainerItems;
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static int s_iNextChildID;
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// For context menus
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static SnapinMenuItem s_rgmenuitemRoot[];
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static INT s_cmenuitemRoot;
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};
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//+-------------------------------------------------------------------
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//
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// Class: CDragDropSnapinLVContainer
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//
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// Purpose: Implements a scope pane item.
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//
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//--------------------------------------------------------------------
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class CDragDropSnapinLVContainer : public CBaseSnapinItem
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{
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typedef CBaseSnapinItem super;
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// Used by CBaseSnapinItem::ScCreateItem, connect this item with its children.
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typedef CComObject<CSnapinItem<CDragDropSnapinLVContainer> > t_item;
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typedef CComObject<CSnapinItem<CDragDropSnapinLVLeafItem> > t_itemChild;
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public:
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CDragDropSnapinLVContainer( void ) {}
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virtual ~CDragDropSnapinLVContainer( void ) {}
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BEGIN_COM_MAP(CDragDropSnapinLVContainer)
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COM_INTERFACE_ENTRY(IDataObject) // Cant have empty map so add IDataObject
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END_COM_MAP()
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protected:
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// Item tree related information
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// node type related information
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const CNodeType *Pnodetype( void ) { return &nodetypeDragDropLVContainer;}
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// the display name of the item
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virtual const tstring* PstrDisplayName( void ) { return &m_strDisplayName;}
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// Get ListView data (GetDisplayInfo calls this).
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virtual SC ScGetField(DAT dat, tstring& strField);
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// Image list information
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virtual LONG Iconid() { return m_uIconIndex; }
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virtual LONG OpenIconid() { return m_uIconIndex; }
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// This item attributes.
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virtual BOOL FIsContainer( void ) { return TRUE; }
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virtual BOOL FAllowMultiSelectionForChildren() { return TRUE;}
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virtual BOOL FAllowPasteForResultItems();
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public:
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virtual SC ScInit(CBaseSnapin *pSnapin, CColumnInfoEx *pcolinfoex = NULL, INT ccolinfoex = 0, BOOL fIsRoot = FALSE);
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public:
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// Creates children for the node
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virtual SC ScCreateChildren( void );
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static SC ScCreateLVContainer(CBaseSnapinItem *pitemParent, CBaseSnapinItem *pitemPrevious, CDragDropSnapinLVContainer ** ppitem, BOOL fNew);
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void SetDisplayName(tstring & strItemName) { m_strDisplayName = strItemName;}
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void SetDisplayIndex(int index) { m_index = index;}
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SC _ScDeleteCutItem(tstring& strItemName, bool bContainerItem)
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{
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StringVector::iterator itItem;
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StringVector& vecStrings = bContainerItem ? m_vecContainerItems : m_vecLeafItems;
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itItem = std::find(vecStrings.begin(), vecStrings.end(), strItemName);
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if (itItem == vecStrings.end())
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return S_FALSE;
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vecStrings.erase(itItem);
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return S_OK;
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}
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public: // Notification handlers
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virtual SC ScOnQueryPaste(LPDATAOBJECT pDataObject, BOOL *pfCanPaste);
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virtual SC ScOnDelete(BOOL *pfDeleted) { *pfDeleted = TRUE; return S_OK;}
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virtual SC ScOnSelect(CComponent * pComponent, LPDATAOBJECT lpDataObject, BOOL fScope, BOOL fSelect);
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virtual SC ScOnPaste(LPDATAOBJECT pDataObject, BOOL fMove, BOOL *pfPasted);
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virtual SC ScOnCutOrMove();
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protected:
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virtual SC ScGetVerbs(DWORD * pdwVerbs) { *pdwVerbs = vmCopy | vmDelete | vmPaste; return S_OK;}
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protected:
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tstring m_strDisplayName;
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int m_index; // ID given by container of this item.
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UINT m_uIconIndex;
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StringVector m_vecContainerItems;
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StringVector m_vecLeafItems;
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};
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//+-------------------------------------------------------------------
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//
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// Class: CDragDropSnapinLVLeafItem
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//
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// Purpose: Implements a result pane item.
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//
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//--------------------------------------------------------------------
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class CDragDropSnapinLVLeafItem : public CBaseSnapinItem
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{
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typedef CBaseSnapinItem super;
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// Used by CBaseSnapinItem::ScCreateItem, connect this item with its children.
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// This is a leaf item so this item acts as its child.
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typedef CComObject<CSnapinItem<CDragDropSnapinLVLeafItem> > t_item;
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typedef CComObject<CSnapinItem<CDragDropSnapinLVLeafItem> > t_itemChild;
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public:
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CDragDropSnapinLVLeafItem( void ) {}
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virtual ~CDragDropSnapinLVLeafItem( void ) {}
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BEGIN_COM_MAP(CDragDropSnapinLVLeafItem)
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COM_INTERFACE_ENTRY(IDataObject) // Cant have empty map so add IDataObject
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END_COM_MAP()
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protected:
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// Item tree related information
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// node type related information
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virtual const CNodeType *Pnodetype( void ) {return &nodetypeDragDropLVLeafItem;}
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// the display name of the item
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virtual const tstring* PstrDisplayName( void ) { return &m_strDisplayName; }
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// Get ListView data (GetDisplayInfo calls this).
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virtual SC ScGetField(DAT dat, tstring& strField);
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// Image list information
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virtual LONG Iconid() { return m_uIconIndex; }
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virtual BOOL FIsContainer( void ) { return FALSE; }
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public:
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virtual SC ScInit(CBaseSnapin *pSnapin, CColumnInfoEx *pcolinfoex = NULL, INT ccolinfoex = 0, BOOL fIsRoot = FALSE);
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public:
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static SC ScCreateLVLeafItem(CBaseSnapinItem *pitemParent, CBaseSnapinItem * pitemPrevious, CDragDropSnapinLVLeafItem ** ppitem, BOOL fNew);
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void SetDisplayName(tstring & strItemName) { m_strDisplayName = strItemName; }
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public: // Notification handlers
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virtual SC ScOnQueryPaste(LPDATAOBJECT pDataObject, BOOL *pfCanPaste);
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virtual SC ScOnDelete(BOOL *pfDeleted) { *pfDeleted = TRUE; return S_OK;}
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virtual SC ScOnSelect(CComponent * pComponent, LPDATAOBJECT lpDataObject, BOOL fScope, BOOL fSelect);
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virtual SC ScOnPaste(LPDATAOBJECT pDataObject, BOOL fMove, BOOL *pfPasted);
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virtual SC ScOnCutOrMove();
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virtual SC ScOnRename(const tstring& strNewName) { m_strDisplayName = strNewName; return S_OK;}
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protected:
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virtual SC ScGetVerbs(DWORD * pdwVerbs);
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private:
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tstring m_strDisplayName;
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UINT m_uIconIndex;
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tstring m_strItemPasted;
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};
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//+-------------------------------------------------------------------
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//
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// Class: CDragDropSnapin
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//
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// Purpose: Implements a snapin.
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//
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//--------------------------------------------------------------------
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class CDragDropSnapin : public CBaseSnapin
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{
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// Specify the root node of the snapin.
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typedef CComObject<CSnapinItem<CDragDropSnapinRootItem> > t_itemRoot;
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SNAPIN_DECLARE(CDragDropSnapin);
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public:
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CDragDropSnapin();
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virtual ~CDragDropSnapin();
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// information about the snapin and root (ie initial) node
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virtual BOOL FStandalone() { return TRUE; }
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virtual BOOL FIsExtension() { return FALSE; }
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virtual BOOL FSupportsIComponent2() {return TRUE;}
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virtual LONG IdsDescription(void) {return IDS_DragDropSnapinDesc;}
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virtual LONG IdsName(void) {return IDS_DragDropSnapinName;}
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const CSnapinInfo* Psnapininfo() { return &snapininfoDragDrop; }
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BOOL FCutDisabled() {return m_bDisableCut;}
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BOOL FPasteIntoResultPane() {return m_bPasteIntoResultPane;}
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void SetCutDisabled(BOOL b) {m_bDisableCut = b;}
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void SetPasteIntoResultPane(BOOL b) {m_bPasteIntoResultPane = b;}
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protected:
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// The column header info structures.
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static CColumnInfoEx s_colinfo[];
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static INT s_colwidths[];
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static INT s_ccolinfo;
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protected:
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virtual CColumnInfoEx* Pcolinfoex(INT icolinfo=0) { return s_colinfo + icolinfo; }
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virtual INT &ColumnWidth(INT icolwidth=0) { return s_colwidths[icolwidth]; }
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virtual INT Ccolinfoex() { return s_ccolinfo; }
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private:
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BOOL m_bDisableCut;
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BOOL m_bPasteIntoResultPane;
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};
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#endif //_DRAGDROPTEST_H_
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