TeslaRel410/BORLAND/BC45/SOURCE/OCF/BOCOLE/BOLEUI/COMMON.H

//
/*
 * COMMON.H
 *
 * Structures and definitions applicable to all OLE 2.0 UI dialogs.
 *
 */

/*
 *      C/C++ Run Time Library - Version 6.5
 *
 *      Copyright (c) 1994 by Borland International
 *      All Rights Reserved.
 *
 */

#ifndef _COMMON_H_
#define _COMMON_H_


//Macros to handle control message packing between Win16 and Win32
#ifdef WIN32

#ifndef COMMANDPARAMS
#define COMMANDPARAMS(wID, wCode, hWndMsg)                          \
	WORD        wID     = LOWORD(wParam);                           \
	WORD        wCode   = HIWORD(wParam);                           \
	HWND        hWndMsg = (HWND)(UINT)lParam;
#endif  //COMMANDPARAMS

#ifndef SendCommand
#define SendCommand(hWnd, wID, wCode, hControl)                     \
			SendMessage(hWnd, WM_COMMAND, MAKELONG(wID, wCode)      \
						, (LPARAM)hControl)
#endif  //SendCommand

#else   //Start !WIN32

#ifndef COMMANDPARAMS
#define COMMANDPARAMS(wID, wCode, hWndMsg)                          \
	WORD        wID     = LOWORD(wParam);                           \
	WORD        wCode   = HIWORD(lParam);                           \
	HWND        hWndMsg = (HWND)(UINT)lParam;
#endif  //COMMANDPARAMS

#ifndef SendCommand
#define SendCommand(hWnd, wID, wCode, hControl)                     \
			SendMessage(hWnd, WM_COMMAND, wID                       \
						, MAKELONG(hControl, wCode))
#endif  //SendCommand

#endif  //



//Property labels used to store dialog structures and fonts
#define STRUCTUREPROP       "Structure"
#define FONTPROP            "Font"


/*
 * Standard structure for all dialogs.  This commonality lets us make
 * a single piece of code that will validate this entire structure and
 * perform any necessary initialization.
 */

typedef struct tagOLEUISTANDARD
	{
	//These IN fields are standard across all OLEUI dialog functions.
	DWORD           cbStruct;       //Structure Size
	DWORD           dwFlags;        //IN-OUT:  Flags
	HWND            hWndOwner;      //Owning window
	LPCSTR          lpszCaption;    //Dialog caption bar contents
	LPFNOLEUIHOOK   lpfnHook;       //Hook callback
	LPARAM          lCustData;      //Custom data to pass to hook
	HINSTANCE       hInstance;      //Instance for customized template name
	LPCSTR          lpszTemplate;   //Customized template name
	HRSRC           hResource;      //Customized template handle

	DWORD           dwIBApplication;  //Bolero app ptr for help
	HHOOK           hHook;            //Bolero F1 hook
	HTASK           hTask;            //Bolero task for F1 hook
	} OLEUISTANDARD, *POLEUISTANDARD, FAR *LPOLEUISTANDARD;



//Function prototypes
//COMMON.C
UINT  WINAPI  UStandardValidation(const LPOLEUISTANDARD, const UINT, const HGLOBAL FAR *);
UINT  WINAPI  UStandardInvocation(DLGPROC, LPOLEUISTANDARD, HGLOBAL, LPCSTR);
LPVOID WINAPI LpvStandardInit(HWND, UINT, BOOL, HFONT FAR *);
LPVOID WINAPI LpvStandardEntry(HWND, UINT, WPARAM, LPARAM, UINT FAR *);
UINT WINAPI   UStandardHook(LPVOID, HWND, UINT, WPARAM, LPARAM);
void WINAPI   StandardCleanup(LPVOID, HWND);
void WINAPI   StandardShowDlgItem(HWND hDlg, int idControl, int nCmdShow);

//DRAWICON.C

//Structure for label and source extraction from a metafile
typedef struct tagLABELEXTRACT
	{
	LPSTR       lpsz;
	UINT        Index;      // index in lpsz (so we can retrieve 2+ lines)
	DWORD       PrevIndex;  // index of last line (so we can mimic word wrap)

	union
		{
		UINT    cch;        //Length of label for label extraction
		UINT    iIcon;      //Index of icon in source extraction.
		} u;

	//For internal use in enum procs
	BOOL        fFoundIconOnly;
	BOOL        fFoundSource;
	BOOL        fFoundIndex;
	} LABELEXTRACT, FAR * LPLABELEXTRACT;


//Structure for extracting icons from a metafile (CreateIcon parameters)
typedef struct tagICONEXTRACT
	{
	HICON       hIcon;          //Icon created in the enumeration proc.

	/*
	 * Since we want to handle multitasking well we have the caller
	 * of the enumeration proc instantiate these variables instead of
	 * using statics in the enum proc (which would be bad).
	 */
	BOOL        fAND;
	HGLOBAL     hMemAND;        //Enumeration proc allocates and copies
	} ICONEXTRACT, FAR * LPICONEXTRACT;


//Structure to use to pass info to EnumMetafileDraw
typedef struct tagDRAWINFO
	{
	RECT     Rect;
	BOOL     fIconOnly;
	} DRAWINFO, FAR * LPDRAWINFO;


int CALLBACK EXPORT EnumMetafileIconDraw(HDC, HANDLETABLE FAR *, METARECORD FAR *, int, LPARAM);
int CALLBACK EXPORT EnumMetafileExtractLabel(HDC, HANDLETABLE FAR *, METARECORD FAR *, int, LPLABELEXTRACT);
int CALLBACK EXPORT EnumMetafileExtractIcon(HDC, HANDLETABLE FAR *, METARECORD FAR *, int, LPICONEXTRACT);
int CALLBACK EXPORT EnumMetafileExtractIconSource(HDC, HANDLETABLE FAR *, METARECORD FAR *, int, LPLABELEXTRACT);


//Shared globals:  our instance, registered messages used from all dialogs and clipboard
// formats used by the PasteSpecial dialog
extern HINSTANCE  ghInst;

extern UINT       uMsgHelp;
extern UINT       uMsgEndDialog;
extern UINT       uMsgBrowse;
extern UINT       uMsgChangeIcon;
extern UINT       uMsgFileOKString;
extern UINT       uMsgCloseBusyDlg;

extern UINT       cfObjectDescriptor;
extern UINT       cfLinkSrcDescriptor;
extern UINT       cfEmbedSource;
extern UINT       cfEmbeddedObject;
extern UINT       cfLinkSource;
extern UINT       cfOwnerLink;
extern UINT       cfFileName;

//Standard control identifiers
#define ID_NULL                         98

#endif //_COMMON_H_