/* OLE SERVER DEMO SrvrDemo.h This file contains typedefs, defines, global variable declarations, and function prototypes. (c) Copyright Microsoft Corp. 1990 - 1992 All Rights Reserved */ /* Explanation of Function Comments. Every function has a comment preceding it which gives the following information: 1) Function name. 2) A description of what the function does. 3) A list of parameters, each with its type and a short description. 4) A list of return values, each with an explanation of the condition that will cause the function to return that value. 5) A customization section giving tips on how to customize this function for your OLE application. If the customization section says "None" then you may find the function usable as is. If the customization section says "Re-implement" then the function should still serve the same purpose and do what is indicated in the function comment, but will probably need to be re-implemented for your particular application. Any Server Demo code relating to OLE will be useful as a guide in your re-implementation. If the customization section says "Server Demo specific" then the function will probably have no counterpart in your application. */ /* Menu Identifiers */ // File menu #define IDM_NEW 100 #define IDM_OPEN 101 #define IDM_SAVE 102 #define IDM_SAVEAS 103 #define IDM_EXIT 104 #define IDM_ABOUT 105 #define IDM_UPDATE 106 // Edit menu #define IDM_CUT 107 #define IDM_COPY 108 #define IDM_DELETE 109 // Color menu #define IDM_RED 110 #define IDM_GREEN 111 #define IDM_BLUE 112 #define IDM_WHITE 113 #define IDM_GRAY 114 #define IDM_CYAN 115 #define IDM_MAGENTA 116 #define IDM_YELLOW 117 // New object menu #define IDM_NEWOBJ 118 #define IDM_NEXTOBJ 119 #define IDD_CONTINUEEDIT 120 #define IDD_UPDATEEXIT 121 #define IDD_TEXT 122 #define OBJECT_WIDTH 120 #define OBJECT_HEIGHT 60 // number HIMETRIC units per inch #define HIMETRIC_PER_INCH 2540 /* Types */ // Document type typedef enum { doctypeNew, // The document is untitled. doctypeFromFile, // The document exists in a file and may be linked. doctypeEmbedded // The document is an embedded document. } DOCTYPE; // Device context type, passed to DrawObj. typedef enum { dctypeScreen, dctypeBitmap, dctypeMetafile, dctypeEnhMetafile } DCTYPE ; // Version typedef WORD VERSION; // Verb typedef enum { verbPlay = OLEVERB_PRIMARY, verbEdit } VERB; // Server structure typedef struct { OLESERVER olesrvr; // This must be the first field so that // an LPOLESERVER can be cast to a SRVR*. LHSERVER lhsrvr; // Registration handle } SRVR ; // How many objects (distinct numbers) will we allow? #define cfObjNums 20 // How many distinct clients can be associated with the object? #define clpoleclient 20 // Document structure typedef struct { OLESERVERDOC oledoc; // This must be the first field so that an // LPOLESERVERDOC can be cast to an DOC*. LHSERVERDOC lhdoc; // Registration handle DOCTYPE doctype; // Document type ATOM aName; // Document name HPALETTE hpal; // Handle to a logical color palette BYTE rgfObjNums[cfObjNums+1]; // What object numbers have been used } DOC, *DOCPTR ; // Native data structure typedef struct { INT idmColor; INT nWidth; INT nHeight; INT nX; INT nY; INT nHiMetricWidth; // Used by an object handler. These two fields INT nHiMetricHeight; // always correspond to nWidth and nHeight. VERSION version; CHAR szName[10]; // "Object nn" } NATIVE, FAR *LPNATIVE; // Object structure /* Ordinarily, an OBJ structure would not contain native data. Rather, it would contain a pointer (or some other reference) to the native data. This method would allow multiple objects containing the same native data. Each OBJ structure would be created on the fly when some portion of the document was to be made into an object. Each OBJ structure would have only one LPOLECLIENT, which would be passed in to DocGetObject. */ typedef struct { OLEOBJECT oleobject; // This must be the first field so that an // LPOLEOBJECT can be cast to a LPOBJ. HANDLE hObj; // A circular handle to this structure, // used to delete this structure. LPOLECLIENT lpoleclient[clpoleclient]; // Clients associated with the object. // The array is NULL terminated. HWND hwnd; // The object's own window ATOM aName; // Unique identifier for each object within a doc HPALETTE hpal; // Logical palette to use in drawing object NATIVE native; // Object data in native format } OBJ, FAR *LPOBJ ; typedef struct { CHAR *pClassName; CHAR *pFileSpec; CHAR *pHumanReadable; CHAR *pExeName; } CLASS_STRINGS; /* Defines */ // The name of the application, used in message boxes and title bars. #define szAppName "Server Demo" // THe class name in the registration database. #define szClassName "ServerDemo" // Used to check for "-Embedding" on command line. #define szEmbeddingFlag "Embedding" // Maximum length of a fully-qualified pathname. #define cchFilenameMax 256 // Maximum number of HBRUSHes. #define chbrMax 9 // Number of extra bytes in the window structure for an object #define cbWindExtra 4 // Offset (in the extra space) of the pointer to the object #define ibLpobj 0 /* Global variable declarations. (See SrvrDemo.c for descriptions.) */ extern HANDLE hInst; extern HWND hwndMain; extern SRVR srvrMain; extern DOC docMain; extern BOOL fDocChanged; extern BOOL fEmbedding; extern BOOL fRevokeSrvrOnSrvrRelease; extern BOOL fWaitingForDocRelease; extern BOOL fWaitingForSrvrRelease; extern BOOL fUnblock; extern CHAR szClient[]; extern CHAR szClientDoc[]; extern HBRUSH hbrColor[chbrMax]; extern VERSION version; extern OLECLIPFORMAT cfObjectLink; extern OLECLIPFORMAT cfOwnerLink; extern OLECLIPFORMAT cfNative; extern OLESERVERDOCVTBL docvtbl; extern OLEOBJECTVTBL objvtbl; extern OLESERVERVTBL srvrvtbl; /* Function Prototypes */ // Various functions BOOL CreateDocFromFile (LPSTR lpszDoc, LHSERVERDOC lhdoc, DOCTYPE doctype); BOOL CreateNewDoc (LONG lhdoc, LPSTR lpszDoc, DOCTYPE doctype); LPOBJ CreateNewObj (BOOL fDoc_Changed); VOID CutOrCopyObj (BOOL fOpIsCopy); VOID DestroyDoc (VOID); VOID DestroyObj (HWND hwnd); VOID DeviceToHiMetric ( LPPOINT lppt); VOID EmbeddingModeOff (VOID) ; VOID EmbeddingModeOn (VOID); VOID UpdateFileMenu (INT); VOID ErrorBox (CHAR *jwf); BOOL GetFileOpenFilename (LPSTR lpszFilename); BOOL GetFileSaveFilename (LPSTR lpszFilename); VOID HiMetricToDevice ( LPPOINT lppt); LPOBJ HwndToLpobj (HWND hwndObj); BOOL InitServer (HWND hwnd, HANDLE hInst); VOID InitVTbls (VOID); BOOL OpenDoc (VOID); VOID PaintObj (HWND hwnd); OLESTATUS RevokeDoc (VOID); VOID RevokeObj (LPOBJ lpobj); INT SaveChangesOption (BOOL *pfUpdateLater); BOOL SaveDoc (VOID); BOOL SaveDocAs (VOID); VOID SavedServerDoc (VOID); LPOBJ SelectedObject (VOID); HWND SelectedObjectWindow (VOID); VOID SendDocMsg (WORD wMessage ); VOID SendObjMsg (LPOBJ lpobj, WORD wMessage); VOID SetTitle (LPSTR lpszDoc, BOOL bEmbedded); VOID SetHiMetricFields (LPOBJ lpobj); VOID SizeClientArea (HWND hwndMain, RECT rectReq, BOOL fFrame); VOID SizeObj (HWND hwnd, RECT rect, BOOL fMove); OLESTATUS StartRevokingServer (VOID); VOID Wait (BOOL *pf); LPSTR Abbrev (LPSTR lpsz); BOOL APIENTRY fnFailedUpdate (HWND, UINT, WPARAM, LONG); int Main(USHORT argc, CHAR **argv) ; // Window handlers BOOL APIENTRY About (HWND, UINT, WPARAM, LPARAM); LONG APIENTRY MainWndProc (HWND, UINT, WPARAM, LPARAM); LONG APIENTRY ObjWndProc (HWND, UINT, WPARAM, LPARAM); // Server methods OLESTATUS APIENTRY SrvrCreate (LPOLESERVER, LHSERVERDOC, OLE_LPCSTR, OLE_LPCSTR, LPOLESERVERDOC FAR *); OLESTATUS APIENTRY SrvrCreateFromTemplate (LPOLESERVER, LHSERVERDOC, OLE_LPCSTR, OLE_LPCSTR, OLE_LPCSTR, LPOLESERVERDOC FAR *); OLESTATUS APIENTRY SrvrEdit (LPOLESERVER, LHSERVERDOC, OLE_LPCSTR, OLE_LPCSTR, LPOLESERVERDOC FAR * ); OLESTATUS APIENTRY SrvrExecute (LPOLESERVER, HANDLE); OLESTATUS APIENTRY SrvrExit (LPOLESERVER); OLESTATUS APIENTRY SrvrOpen (LPOLESERVER, LHSERVERDOC, OLE_LPCSTR, LPOLESERVERDOC FAR *); OLESTATUS APIENTRY SrvrRelease (LPOLESERVER); // Document methods OLESTATUS APIENTRY DocClose (LPOLESERVERDOC); OLESTATUS APIENTRY DocExecute (LPOLESERVERDOC, HANDLE); OLESTATUS APIENTRY DocGetObject (LPOLESERVERDOC, OLE_LPCSTR, LPOLEOBJECT FAR *, LPOLECLIENT); OLESTATUS APIENTRY DocRelease (LPOLESERVERDOC); OLESTATUS APIENTRY DocSave (LPOLESERVERDOC); OLESTATUS APIENTRY DocSetColorScheme (LPOLESERVERDOC, OLE_CONST LOGPALETTE FAR*); OLESTATUS APIENTRY DocSetDocDimensions (LPOLESERVERDOC, OLE_CONST RECT FAR *); OLESTATUS APIENTRY DocSetHostNames (LPOLESERVERDOC, OLE_LPCSTR, OLE_LPCSTR); // Object methods OLESTATUS APIENTRY ObjDoVerb (LPOLEOBJECT, UINT, BOOL, BOOL); OLESTATUS APIENTRY ObjGetData (LPOLEOBJECT, OLECLIPFORMAT, LPHANDLE); LPVOID APIENTRY ObjQueryProtocol (LPOLEOBJECT, OLE_LPCSTR); OLESTATUS APIENTRY ObjRelease (LPOLEOBJECT); OLESTATUS APIENTRY ObjSetBounds (LPOLEOBJECT, OLE_CONST RECT FAR*); OLESTATUS APIENTRY ObjSetColorScheme (LPOLEOBJECT, OLE_CONST LOGPALETTE FAR*); OLESTATUS APIENTRY ObjSetData (LPOLEOBJECT, OLECLIPFORMAT, HANDLE); OLESTATUS APIENTRY ObjSetTargetDevice (LPOLEOBJECT, HANDLE); OLESTATUS APIENTRY ObjShow (LPOLEOBJECT, BOOL); OLECLIPFORMAT APIENTRY ObjEnumFormats (LPOLEOBJECT, OLECLIPFORMAT);