140 lines
4 KiB
C
140 lines
4 KiB
C
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// Name Space Control definitions
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#define NAME_SPACE_CLASS "NameSpaceControl" // window class name
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// Window Styles
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#define NSS_TREE 0x0000 // tree control
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#define NSS_COMBOBOX 0x0001 // combo box
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#define NSS_SHOWNONFOLDERS 0x0002 // include non folder things (files)
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#define NSS_SHOWHIDDEN 0x0004
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#define NSS_ONLYFSDIRS 0x0008 // For finding a folder to start document searching
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#define NSS_DONTGOBELOWDOMAIN 0x0010 // For starting the Find Computer
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#define NSS_RETURNFSANCESTORS 0x0020
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#define NSS_DROPTARGET 0x0040 // register as a drop target
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#define NSS_BROWSEFORCOMPUTER 0x4000 // Browsing for Computers.
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#define NSS_BROWSEFORPRINTER 0x8000 // Browsing for Printers
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// structures
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typedef DWORD HNAMESPACEITEM; // handle to a name space item
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typedef enum {
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NSIF_HITEM = 0x0001,
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NSIF_FOLDER = 0x0002,
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NSIF_PARENTFOLDER = 0x0004,
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NSIF_IDLIST = 0x0008,
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NSIF_FULLIDLIST = 0x0010,
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NSIF_ATTRIBUTES = 0x0020
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} NSI_FLAGS;
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typedef struct {
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NSI_FLAGS flags;
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HNAMESPACEITEM hitem;
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IShellFolder *psf;
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LPCITEMIDLIST pidl;
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DWORD dwAttributes;
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} NSC_ITEMINFO;
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typedef enum {
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NSSR_ENUMBELOWROOT = 0x0001,
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NSSR_CREATEPIDL = 0x0002,
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} NSSR_FLAGS;
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typedef struct {
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NSSR_FLAGS flags;
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IShellFolder *psf; // NULL -> desktop shell folder
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LPCITEMIDLIST pidlRoot; // PIDL, NULL for desktop, or CSIDL for shell special folder
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int iExpandDepth; // how many levels to expand the tree
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LPCITEMIDLIST pidlExpandTo; // NULL, or PIDL to expand to
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} NSC_SETROOT;
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// Window Messages
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#define NSM_SETROOT (WM_USER + 1)
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#define NameSpace_SetRoot(hwnd, psr) \
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(BOOL)SendMessage(hwnd, NSM_SETROOT, (WPARAM)0, (LPARAM)psr)
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#define NSM_GETIDLIST (WM_USER + 2)
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#define NameSpace_GetIDList(hwnd, hitem) \
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(LPITEMIDLIST)SendMessage(hwnd, NSM_GETPIDL, 0, (WPARAM)hitem)
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#define NameSpace_GetFullIDList(hwnd, hitem) \
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(LPITEMIDLIST)SendMessage(hwnd, NSM_GETPIDL, 1, (WPARAM)hitem)
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#define NSM_GETITEMINFO (WM_USER + 3)
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#define NameSpace_GetItemInfo(hwnd, hitem, pinfo) \
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(BOOL)SendMessage(hwnd, NSM_GETITEMINFO, (WPARAM)hitem, (LPARAM)pinfo)
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#define NSM_FINDITEM (WM_USER + 4)
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#define NameSpace_FindItem(hwnd, pidl, pinfo) \
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(HNAMESPACEITEM)SendMessage(hwnd, NSM_FINDITEM, (WPARAM)pidl, (LPARAM)pinfo)
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#define NSM_DOVERB (WM_USER + 5)
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#define NameSpace_DoVerb(hwnd, hitem, pszVerb) \
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(HNAMESPACEITEM)SendMessage(hwnd, NSM_DOVERB, (WPARAM)hitem, (LPARAM)pszVerb)
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// WM_NOTIFY codes
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#define NSN_FIRST (0U - 800)
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#define NSN_SELCHANGE (NSN_FIRST - 1)
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#define NSN_BEGINDRAG (NSN_FIRST - 2)
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#define NSN_ENDDRAG (NSN_FIRST - 3)
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#define NSN_FILTERITEM (NSN_FIRST - 4)
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#define NSN_PREDOVERB (NSN_FIRST - 5)
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#define NSN_AFTERDOVERB (NSN_FIRST - 6)
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// structure in lParam for NSN_FILTERITEM
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typedef struct {
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NMHDR hdr;
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NSC_ITEMINFO item;
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} NS_NOTIFY;
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// private stuff --------------------------------------
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// API
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BOOL NameSpace_RegisterClass(HINSTANCE hinst);
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typedef struct
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{
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HWND hwnd; // window handle of this control
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HWND hwndParent; // parent window to notify
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HWND hwndTree; // tree or combo box
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DWORD style;
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UINT flags; // NSCF_ state bits
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UINT id; // our control ID
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BOOL fCacheIsDesktop : 1; // state flags
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BOOL fAutoExpanding : 1; // tree is auto-expanding
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// HWND hwndNextViewer; // BUGBUG: implement this
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// HTREEITEM htiCut;
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IContextMenu *pcm; // context menu currently being displayed
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IShellFolder *psfRoot;
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LPITEMIDLIST pidlRoot;
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HTREEITEM htiCache; // tree item associated with Current shell folder
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IShellFolder *psfCache; // cache of the last IShellFolder I needed...
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HTREEITEM htiDragging; // item being dragged
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ULONG nChangeNotifyID; // SHChangeNotify registration ID
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} NSC;
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LPITEMIDLIST _CacheParentShellFolder(NSC *pns, HTREEITEM hti, LPITEMIDLIST pidl);
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// nscdrop.c
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void CTreeDropTarget_Register(NSC *pns);
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void CTreeDropTarget_Revoke(NSC *pns);
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