125 lines
4.7 KiB
C
125 lines
4.7 KiB
C
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/*
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* tpriv.h
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*
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* data structures used internally by table class.
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*
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* include after table.h
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*/
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#ifndef abs
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#define abs(x) (((x) > 0)? (x) : -(x))
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#endif
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/* one of these per visible line */
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typedef struct {
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CellPos linepos; /* posn and clipping info for line */
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lpCellData pdata; /* array of CellData structs for all cells */
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} LineData, *lpLineData;
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/* master info struct pointed to by window extra bytes */
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typedef struct {
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/* table info */
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TableHdr hdr; /* main hdr info from owner */
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lpColProps pcolhdr; /* ptr to array of phdr->ncols hdrs */
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/* window info */
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int avewidth; /* font ave width - for default cell sizing */
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int rowheight; /* height of one row */
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int rowwidth; /* total width of one row in pixels */
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int winwidth; /* width of window */
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int nlines; /* actual lines currently visible */
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lpCellPos pcellpos; /* array of cell position structs */
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/* scroll settings */
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long scrollscale; /* scaling factor (force 16-bit range) */
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long toprow; /* 0-based rownr of top moveable line */
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int scroll_dx; /* horz scroll posn in pixels. */
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/* column data */
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lpLineData pdata; /* ptr to array of nlines of LineData */
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/* selection/dragging */
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UINT trackmode; /* current mouse-tracking mode */
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int tracknr; /* col or row being resized */
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int trackline1; /* currently drawn track lines */
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int trackline2;
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BOOL selvisible; /* used during mouse-down: T if sel drawn */
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TableSelection select;
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// tab expansion
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int tabchars;
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// show whitespace chars
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BOOL show_whitespace;
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} Table, *lpTable;
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/* trackmode constants */
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#define TRACK_NONE 0
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#define TRACK_COLUMN 1
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#define TRACK_CELL 2
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/* private flags in CellData struct */
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#define CELL_VALID 1
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/* window extra bytes are used to hold the owner, heap and Table structs */
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#define WW_OWNER 0 /* HWND of owner */
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#define WW_HEAP (WW_OWNER + sizeof(HWND)) /* gmem heap */
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#define WL_TABLE (WW_HEAP + sizeof(HANDLE)) /* lpTable */
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#define WLTOTAL (WL_TABLE + sizeof(lpTable)) /* total extra bytes */
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/* ---------- global data -------------------*/
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extern HPEN hpenDotted; /* in table.c */
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extern HANDLE hVertCurs; /* in table.c */
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extern HANDLE hNormCurs; /* in table.c */
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/*------function prototypes ---------------------------------------*/
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/* in table.c */
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void gtab_init(void); /* called from DLL startup function */
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INT_PTR gtab_sendtq(HWND hwnd, UINT cmd, LPARAM lParam);
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void gtab_invallines(HWND hwnd, lpTable ptab, int start, int count);
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void gtab_setsize(HWND hwnd, lpTable ptab);
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void gtab_calcwidths(HWND hwnd, lpTable ptab);
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void gtab_deltable(HWND hwnd, lpTable ptab);
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BOOL gtab_alloclinedata(HWND hwnd, HANDLE heap, lpTable ptab);
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/* in tpaint.c */
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void gtab_paint(HWND hwnd);
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void gtab_paintline(HWND hwnd, HDC hdc, lpTable ptab, int line, BOOL show_whitespace);
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void gtab_paintunused(HWND hwnd, HDC hdc, lpTable ptab, int y);
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void gtab_vsep(HWND hwnd, lpTable ptab, HDC hdc);
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void gtab_hsep(HWND hwnd, lpTable ptab, HDC hdc);
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void gtab_invertsel(HWND hwnd, lpTable ptab, HDC hdc_in);
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void gtab_drawvertline(HWND hwnd, lpTable ptab);
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/* in tscroll.c */
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void gtab_dovscroll(HWND hwnd, lpTable ptab, long change);
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void gtab_dohscroll(HWND hwnd, lpTable ptab, long change);
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long gtab_linetorow(HWND hwnd, lpTable ptab, int line);
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int gtab_rowtoline(HWND hwnd, lpTable ptab, long row);
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void gtab_msg_vscroll(HWND hwnd, lpTable ptab, int opcode, int pos);
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void gtab_msg_hscroll(HWND hwnd, lpTable ptab, int opcode, int pos);
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void gtab_select(HWND hwnd, lpTable ptab, long row, long col, long nrows, long ncells, BOOL bNotify);
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void gtab_enter(HWND hwnd, lpTable ptab, long row, long col, long nrows, long ncells);
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void gtab_press(HWND hwnd, lpTable ptab, int x, int y);
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void gtab_rightclick(HWND hwnd, lpTable ptab, int x, int y);
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void gtab_release(HWND hwnd, lpTable ptab, int x, int y);
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void gtab_move(HWND hwnd, lpTable ptab, int x, int y);
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void gtab_dblclick(HWND hwnd, lpTable ptab, int x, int y);
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void gtab_showsel(HWND hwnd, lpTable ptab, BOOL bToBottom);
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void gtab_showsel_middle(HWND hwnd, lpTable ptab, long dyRowsFromTop);
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int gtab_key(HWND hwnd, lpTable ptab, int vkey);
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int gtab_mousewheel(HWND hwnd, lpTable ptab, DWORD fwKeys, int zDelta);
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/* in tprint.c */
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BOOL gtab_print(HWND hwnd, lpTable ptab, HANDLE heap, lpPrintContext pcontext);
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void gtab_boxcell(HWND hwnd, HDC hdc, LPRECT rcp, LPRECT pclip, UINT boxmode);
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