PAGES.H

/* 
 * PAGES.H 
 * Patron Chapter 1 
 * 
 * Definitions and function prototypes for the Pages window control. 
 * 
 * Copyright (c)1993-1995 Microsoft Corporation, All Rights Reserved 
 * 
 * Kraig Brockschmidt, Microsoft 
 * Internet  :  kraigb@microsoft.com 
 * Compuserve:  >INTERNET:kraigb@microsoft.com 
 */ 
 
 
#ifndef _PAGES_H_ 
#define _PAGES_H_ 
 
//Versioning. 
#define VERSIONMAJOR                2 
#define VERSIONMINOR                0 
#define VERSIONCURRENT              0x00020000 
 
//Classname 
#define SZCLASSPAGES                TEXT("pages") 
 
#define HIMETRIC_PER_INCH           2540 
#define LOMETRIC_PER_INCH           254 
#define LOMETRIC_BORDER             60          //Border around page 
 
 
//Window extra bytes and offsets 
#define CBPAGESWNDEXTRA             (sizeof(LONG)) 
#define PAGEWL_STRUCTURE            0 
 
 
/* 
 * Page class describing an individual page and what things it 
 * contains. 
 * 
 * A DWORD is used to identify this page as the name of the storage 
 * is the string form of this ID.  If we added a page every second, 
 * it would take 136 years to overrun this counter, so we can 
 * get away with saving it persistently.  I hope this software is 
 * obsolete by then. 
 */ 
 
class CPage 
    { 
    private: 
        DWORD       m_dwID;             //Persistent identifier 
 
    public: 
        CPage(DWORD); 
        ~CPage(void); 
 
        DWORD           GetID(void); 
    }; 
 
typedef CPage *PCPage; 
 
 
 
//PRINT.CPP 
BOOL    APIENTRY AbortProc(HDC, int); 
BOOL    APIENTRY PrintDlgProc(HWND, UINT, WPARAM, LPARAM); 
 
 
//PAGEWIN.CPP 
LRESULT APIENTRY PagesWndProc(HWND, UINT, WPARAM, LPARAM); 
void             RectConvertMappings(LPRECT, HDC, BOOL); 
 
 
class CPages : public CWindow 
    { 
    friend LRESULT APIENTRY PagesWndProc(HWND, UINT, WPARAM, LPARAM); 
    friend BOOL    APIENTRY PrintDlgProc(HWND, UINT, WPARAM, LPARAM); 
 
    private: 
        UINT        m_iPageCur;             //Current page 
        UINT        m_cPages;               //Number of pages 
 
        HWND        m_hWndPageList;         //Listbox with page list 
        HFONT       m_hFont;                //Page font 
        BOOL        m_fSystemFont;          //m_hFont system object? 
 
        UINT        m_cx;                   //Page size in LOMETRIC 
        UINT        m_cy; 
 
        UINT        m_xMarginLeft;          //Unusable margins, 
        UINT        m_xMarginRight;         //in LOMETRIC 
        UINT        m_yMarginTop; 
        UINT        m_yMarginBottom; 
 
        UINT        m_xPos;                 //Viewport scroll pos, 
        UINT        m_yPos;                 //both in *PIXELS* 
 
        DWORD       m_dwIDNext;             //Next ID for a page. 
 
        HGLOBAL     m_hDevMode;             //Current DevMode config 
 
        TCHAR       m_szDriver[CCHDEVICENAME]; 
        TCHAR       m_szDevice[CCHDEVICENAME]; 
        TCHAR       m_szPort[CCHDEVICENAME]; 
 
    private: 
        void        Draw(HDC, BOOL, BOOL); 
        void        UpdateScrollRanges(void); 
        BOOL        ConfigureForDevice(void); 
        BOOL        PageGet(UINT, PCPage *, BOOL); 
        BOOL        PageAdd(UINT, DWORD, BOOL); 
 
    public: 
        CPages(HINSTANCE); 
        ~CPages(void); 
 
        BOOL        Init(HWND, LPRECT, DWORD, UINT, LPVOID); 
 
        void        New(void); 
        BOOL        Print(HDC, LPTSTR, DWORD, UINT, UINT, UINT); 
 
        void        RectGet(LPRECT); 
        void        RectSet(LPRECT, BOOL); 
        void        SizeGet(LPRECT); 
        void        SizeSet(LPRECT, BOOL); 
 
        PCPage      ActivePage(void); 
        UINT        PageInsert(UINT); 
        UINT        PageDelete(UINT); 
        UINT        CurPageGet(void); 
        UINT        CurPageSet(UINT); 
        UINT        NumPagesGet(void); 
 
        BOOL        DevModeSet(HGLOBAL, HGLOBAL); 
        HGLOBAL     DevModeGet(void); 
    }; 
 
typedef CPages *PCPages; 
 
 
#endif  //_PAGES_H_