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Annotation of os232sdk/toolkt20/c/samples/image/img_data.c, revision 1.1.1.1

1.1       root        1: /*==============================================================*\
                      2:  *  img_data.c - Global data declarations
                      3:  *      Created 1989, 1990 IBM, Microsoft Corp.
                      4:  *--------------------------------------------------------------*
                      5:  *
                      6:  *--------------------------------------------------------------*
                      7:  *
                      8: \*==============================================================*/
                      9: #define INCL_WINPOINTERS
                     10: #include <os2.h>
                     11: 
                     12: HAB      vhab;                           /* anchor block handle */
                     13: HDC      vhdcMem;               /* memory device context handle */
                     14: HDC      vhdc;                  /* window device context handle */
                     15: HPS      vhps       = (HPS)NULL;             /* image PS handle */
                     16: HPS      vhpsMem    = (HPS)NULL;            /* memory PS handle */
                     17: BOOL     vfImgLoaded  = FALSE;    /* initially image not loaded */
                     18: BOOL     vfDetail     = FALSE;   /* view non-detailed initially */
                     19: BOOL     vfMaximized  = FALSE;/* initially window not maximized */
                     20: BOOL     vfHelpEnabled = FALSE;   /* set when help installed ok */
                     21: HWND     vhwndFrame = (HWND)NULL;  /* image window frame handle */
                     22: HWND     vhwndClient;              /* main window client handle */
                     23: HWND     vhwndVScroll;             /* vertical scrollbar handle */
                     24: HWND     vhwndHScroll;           /* horizontal scrollbar handle */
                     25: HWND     vhwndViewForeClr = (HWND)NULL;/* foregrnd color handle */
                     26: HWND     vhwndViewBackClr = (HWND)NULL;/* backgrnd color handle */
                     27: HWND     vhwndMenu;                          /* menu bar handle */
                     28: LONG     vlXScreen;                             /* screen width */
                     29: LONG     vlYScreen;                            /* screen height */
                     30: LONG     vlcxVScroll;                /* vertical scrollbar size */
                     31: LONG     vlcyHScroll;              /* horizontal scrollbar size */
                     32: LONG     vlcyTitle;                          /* titlebar height */
                     33: LONG     vlcyMenu;                            /* menubar height */
                     34: LONG     vlcxBorder;                       /* size border width */
                     35: LONG     vlcyBorder;                      /* size border height */
                     36: LONG     vlForeClr = CLR_WHITE;     /* initial foreground color */
                     37: LONG     vlBackClr = CLR_BLACK;     /* initial background color */
                     38: #if (defined(PORT_16) || defined(PORT_32))
                     39: PBYTE vpbImgBuf;                        /* image storage buffer */
                     40: #else
                     41: BYTE _far16 *vpbImgBuf;                 /* image storage buffer */
                     42: #endif
                     43: PFNWP    vpfnwpFrame;            /* main frame-window procedure */
                     44: SIZEL    vsizlImg;             /* width and height of the image */
                     45: ULONG    vulScrollYMax;               /* maximum Y scroll range */
                     46: ULONG    vulScrollXMax;               /* maximum X scroll range */
                     47: POINTL   vptlSave = {0L, 0L};          /* save/restore position */
                     48: HBITMAP  vhbm;                                /* bit-map handle */
                     49: HPOINTER vhptrWait;                 /* system hourglass pointer */
                     50: HPOINTER vhptrArrow;                    /* system arrow pointer */

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