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typedef struct { // ti
RECT rc; // for hit testing and drawing
int iImage; // image index
int xLabel; // position of the text for drawing (relative to rc)
int yLabel; // (relative to rc)
int cxLabel; // width of the label. this is needed if we're drawing in vertical mode
int xImage; // Position of the icon for drawing (relative to rc)
int yImage; int iRow; // what row is it in?
LPTSTR pszText; DWORD dwState; #if defined(WINDOWS_ME)
UINT etoRtlReading;#endif
union { LPARAM lParam; BYTE abExtra[1]; }DUMMYUNIONNAME;} TABITEM, FAR *LPTABITEM;
typedef struct { CONTROLINFO ci; HWND hwndArrows; // Hwnd Arrows.
HDPA hdpa; // item array structure
UINT flags; // TCF_ values (internal state bits)
int cbExtra; // extra bytes allocated for each item
DWORD dwStyleEx; // set by TCM_SETEXTENDEDSTYLE
HFONT hfontLabel; // font to use for labels
int iSel; // index of currently-focused item
int iNewSel; // index of next potential selection
int cxItem; // width of all tabs
int cxMinTab; // width of minimum tab
int cyTabs; // height of a row of tabs
int cxTabs; // The right hand edge where tabs can be painted.
int cxyArrows; // width and height to draw arrows
int iFirstVisible; // the index of the first visible item.
// wont fit and we need to scroll.
int iLastVisible; // Which one was the last one we displayed?
int cxPad; // Padding space between edges and text/image
int cyPad; // should be a multiple of c?Edge
int iTabWidth; // size of each tab in fixed width mode
int iTabHeight; // settable size of each tab
int iLastRow; // number of the last row.
int iLastTopRow; // the number of the last row that's on top (SCROLLOPPOSITE mode)
int cyText; // where to put the text vertically
int cyIcon; // where to put the icon vertically
HIMAGELIST himl; // images,
HWND hwndToolTips;#if defined(FE_IME) || !defined(WINNT)
HIMC hPrevImc; // previous input context handle
#endif
HDRAGPROXY hDragProxy; DWORD dwDragDelay; // delay for auto page-change during drag
int iDragTab; // last tab dragged over
int tmHeight; // text metric height
BOOL fMinTabSet:1; // have they set the minimum tab width
BOOL fTrackSet:1; int iHot; } TC, NEAR *PTC;
#ifndef TCS_MULTISELECT
#define TCS_MULTISELECT 0x0004
#endif
#define HASIMAGE(ptc, pitem) (ptc->himl && pitem->iImage != -1)
// tab control flag values
#define TCF_FOCUSED 0x0001
#define TCF_MOUSEDOWN 0x0002
#define TCF_DRAWSUNKEN 0x0004
#define TCF_REDRAW 0x0010 /* Value from WM_SETREDRAW message */
#define TCF_BUTTONS 0x0020 /* draw using buttons instead of tabs */
#define TCF_FONTSET 0x0040 /* if this is set, they set the font */
#define TCF_FONTCREATED 0x0080
#define ID_ARROWS 1
#define TAB_DRAGDELAY 500
// Some helper macros for checking some of the flags...
#define Tab_RedrawEnabled(ptc) (ptc->flags & TCF_REDRAW)
#define Tab_Count(ptc) DPA_GetPtrCount((ptc)->hdpa)
#define Tab_GetItemPtr(ptc, i) ((LPTABITEM)DPA_GetPtr((ptc)->hdpa, (i)))
#define Tab_FastGetItemPtr(ptc, i) ((LPTABITEM)DPA_FastGetPtr((ptc)->hdpa, (i)))
#define Tab_IsItemOnBottom(ptc, pitem) ((BOOL)pitem->iRow > ptc->iLastTopRow)
#define Tab_DrawSunken(ptc) ((BOOL)(ptc)->flags & TCF_DRAWSUNKEN)
#define Tab_DrawButtons(ptc) ((BOOL)(ptc->ci.style & TCS_BUTTONS))
#define Tab_MultiLine(ptc) ((BOOL)(ptc->ci.style & TCS_MULTILINE))
#define Tab_RaggedRight(ptc) ((BOOL)(ptc->ci.style & TCS_RAGGEDRIGHT))
#define Tab_FixedWidth(ptc) ((BOOL)(ptc->ci.style & TCS_FIXEDWIDTH))
#define Tab_Vertical(ptc) ((BOOL)(ptc->ci.style & TCS_VERTICAL))
#define Tab_Bottom(ptc) ((BOOL)(ptc->ci.style & TCS_BOTTOM))
#define Tab_ScrollOpposite(ptc) ((BOOL)(ptc->ci.style & TCS_SCROLLOPPOSITE))
#define Tab_ForceLabelLeft(ptc) ((BOOL)(ptc->ci.style & TCS_FORCELABELLEFT))
#define Tab_ForceIconLeft(ptc) ((BOOL)(ptc->ci.style & TCS_FORCEICONLEFT))
#define Tab_FocusOnButtonDown(ptc) ((BOOL)(ptc->ci.style & TCS_FOCUSONBUTTONDOWN))
#define Tab_OwnerDraw(ptc) ((BOOL)(ptc->ci.style & TCS_OWNERDRAWFIXED))
#define Tab_FocusNever(ptc) ((BOOL)(ptc->ci.style & TCS_FOCUSNEVER))
#define Tab_HotTrack(ptc) ((BOOL)(ptc->ci.style & TCS_HOTTRACK))
#define Tab_MultiSelect(ptc) ((BOOL)(ptc->ci.style & TCS_MULTISELECT))
#define Tab_FlatButtons(ptc) ((BOOL)((ptc)->ci.style & TCS_FLATBUTTONS))
#define Tab_FlatSeparators(ptc) ((BOOL)((ptc)->dwStyleEx & TCS_EX_FLATSEPARATORS))
#ifdef __cplusplus
extern "C"{#endif
LRESULT CALLBACK Tab_WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);void NEAR PASCAL Tab_InvalidateItem(PTC ptc, int iItem, BOOL bErase);void NEAR PASCAL CalcPaintMetrics(PTC ptc, HDC hdc);void NEAR PASCAL Tab_OnHScroll(PTC ptc, HWND hwndCtl, UINT code, int pos);void NEAR PASCAL Tab_OnAdjustRect(PTC ptc, BOOL fGrow, LPRECT prc);BOOL NEAR Tab_FreeItem(PTC ptc, TABITEM FAR* pitem);void NEAR Tab_UpdateArrows(PTC ptc, BOOL fSizeChanged);int NEAR PASCAL ChangeSel(PTC ptc, int iNewSel, BOOL bSendNotify, BOOL bUpdateCursorPos);BOOL NEAR PASCAL RedrawAll(PTC ptc, UINT uFlags);BOOL FAR PASCAL Tab_Init(HINSTANCE hinst);void NEAR PASCAL UpdateToolTipRects(PTC ptc);BOOL NEAR Tab_OnGetItem(PTC ptc, int iItem, TC_ITEM FAR* ptci);int NEAR Tab_OnHitTest(PTC ptc, int x, int y, UINT FAR *lpuFlags);
#ifdef UNICODE
//
// ANSI <=> UNICODE thunks
//
TC_ITEMW * ThunkItemAtoW (PTC ptc, TC_ITEMA * pItemA);BOOL ThunkItemWtoA (PTC ptc, TC_ITEMW * pItemW, TC_ITEMA * pItemA);BOOL FreeItemW (TC_ITEMW *pItemW);BOOL FreeItemA (TC_ITEMA *pItemA);#endif
#ifdef __cplusplus
}#endif
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