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#ifndef TUI_DATA_H

#define TUI_DATA_H

/* Constant definitions */

#define DEFAULT_TAB_LEN                8

#define NO_SRC_STRING                  "[ No Source Available ]"

#define NO_DISASSEM_STRING             "[ No Assembly Available ]"

#define NO_REGS_STRING                 "[ Register Values Unavailable ]"

#define NO_DATA_STRING                 "[ No Data Values Displayed ]"

#define MAX_CONTENT_COUNT              100

#define SRC_NAME                       "SRC"

#define CMD_NAME                       "CMD"

#define DATA_NAME                      "REGS"

#define DISASSEM_NAME                  "ASM"

#define TUI_NULL_STR                   ""

#define DEFAULT_HISTORY_COUNT          25

#define BOX_WINDOW                     TRUE

#define DONT_BOX_WINDOW                FALSE

#define HILITE                         TRUE

#define NO_HILITE                      FALSE

#define WITH_LOCATOR                   TRUE

#define NO_LOCATOR                     FALSE

#define EMPTY_SOURCE_PROMPT            TRUE

#define NO_EMPTY_SOURCE_PROMPT         FALSE

#define UNDEFINED_ITEM                 -1

#define MIN_WIN_HEIGHT                 3

#define MIN_CMD_WIN_HEIGHT             3

#define FILE_PREFIX                    "File: "

#define PROC_PREFIX                    "Procedure: "

#define LINE_PREFIX                    "Line: "

#define PC_PREFIX                      "pc: "

#define TUI_FLOAT_REGS_NAME                  "$FREGS"

#define TUI_FLOAT_REGS_NAME_LOWER            "$fregs"

#define TUI_GENERAL_REGS_NAME                "$GREGS"

#define TUI_GENERAL_REGS_NAME_LOWER          "$gregs"

#define TUI_SPECIAL_REGS_NAME                "$SREGS"

#define TUI_SPECIAL_REGS_NAME_LOWER          "$sregs"

#define TUI_GENERAL_SPECIAL_REGS_NAME        "$REGS"

#define TUI_GENERAL_SPECIAL_REGS_NAME_LOWER  "$regs"

/* Scroll direction enum */

typedef enum

  {

    FORWARD_SCROLL,

    BACKWARD_SCROLL,

    LEFT_SCROLL,

    RIGHT_SCROLL

  }

TuiScrollDirection, *TuiScrollDirectionPtr;

/* General list struct */

typedef struct _TuiList

  {

    OpaqueList list;

    int count;

  }

TuiList, *TuiListPtr;

/* The kinds of layouts available */

typedef enum

  {

    SRC_COMMAND,

    DISASSEM_COMMAND,

    SRC_DISASSEM_COMMAND,

    SRC_DATA_COMMAND,

    DISASSEM_DATA_COMMAND,

    UNDEFINED_LAYOUT

  }

TuiLayoutType, *TuiLayoutTypePtr;

/* Basic data types that can be displayed in the data window. */

typedef enum _TuiDataType

  {

    TUI_REGISTER,

    TUI_SCALAR,

    TUI_COMPLEX,

    TUI_STRUCT

  }

TuiDataType, TuiDataTypePtr;

/* Types of register displays */

typedef enum _TuiRegisterDisplayType

  {

    TUI_UNDEFINED_REGS,

    TUI_GENERAL_REGS,

    TUI_SFLOAT_REGS,

    TUI_DFLOAT_REGS,

    TUI_SPECIAL_REGS,

    TUI_GENERAL_AND_SPECIAL_REGS

  }

TuiRegisterDisplayType, *TuiRegisterDisplayTypePtr;

/* Structure describing source line or line address */

typedef union _TuiLineOrAddress

  {

    int lineNo;

    Opaque addr;

  }

TuiLineOrAddress, *TuiLineOrAddressPtr;

/* Current Layout definition */

typedef struct _TuiLayoutDef

  {

    TuiWinType displayMode;

    int split;

    TuiRegisterDisplayType regsDisplayType;

    TuiRegisterDisplayType floatRegsDisplayType;

  }

TuiLayoutDef, *TuiLayoutDefPtr;

/* Elements in the Source/Disassembly Window */

typedef struct _TuiSourceElement

  {

    char *line;

    TuiLineOrAddress lineOrAddr;

    int isExecPoint;

    int hasBreak;

  }

TuiSourceElement, *TuiSourceElementPtr;

/* Elements in the data display window content */

typedef struct _TuiDataElement

  {

    char *name;

    int itemNo;                 /* the register number, or data display number */

    TuiDataType type;

    Opaque value;

    int highlight;

  }

TuiDataElement, *TuiDataElementPtr;

/* Elements in the command window content */

typedef struct _TuiCommandElement

  {

    char *line;

  }

TuiCommandElement, *TuiCommandElementPtr;

#define MAX_LOCATOR_ELEMENT_LEN        100

/* Elements in the locator window content */

typedef struct _TuiLocatorElement

  {

    char fileName[MAX_LOCATOR_ELEMENT_LEN];

    char procName[MAX_LOCATOR_ELEMENT_LEN];

    int lineNo;

    Opaque addr;

  }

TuiLocatorElement, *TuiLocatorElementPtr;

/* An content element in a window */

typedef union

  {

    TuiSourceElement source;    /* the source elements */

    TuiGenWinInfo dataWindow;   /* data display elements */

    TuiDataElement data;        /* elements of dataWindow */

    TuiCommandElement command;  /* command elements */

    TuiLocatorElement locator;  /* locator elements */

    char *simpleString;         /* simple char based elements */

  }

TuiWhichElement, *TuiWhichElementPtr;

typedef struct _TuiWinElement

  {

    int highlight;

    TuiWhichElement whichElement;

  }

TuiWinElement, *TuiWinElementPtr;

/* This describes the content of the window. */

typedef TuiWinElementPtr *TuiWinContent;

/* This struct defines the specific information about a data display window */

typedef struct _TuiDataInfo

  {

    TuiWinContent dataContent;  /* start of data display content */

    int dataContentCount;

    TuiWinContent regsContent;  /* start of regs display content */

    int regsContentCount;

    TuiRegisterDisplayType regsDisplayType;

    int regsColumnCount;

    int displayRegs;            /* Should regs be displayed at all? */

  }

TuiDataInfo, *TuiDataInfoPtr;

typedef struct _TuiSourceInfo

  {

    int hasLocator;             /* Does locator belongs to this window? */

    TuiGenWinInfoPtr executionInfo;     /* execution information window */

    int horizontalOffset;       /* used for horizontal scroll */

    TuiLineOrAddress startLineOrAddr;

  }

TuiSourceInfo, *TuiSourceInfoPtr;

typedef struct _TuiCommandInfo

  {

    int curLine;                /* The current line position */

    int curch;                  /* The current cursor position */

  }

TuiCommandInfo, *TuiCommandInfoPtr;

/* This defines information about each logical window */

typedef struct _TuiWinInfo

  {

    TuiGenWinInfo generic;      /* general window information */

    union

      {

        TuiSourceInfo sourceInfo;

        TuiDataInfo dataDisplayInfo;

        TuiCommandInfo commandInfo;

        Opaque opaque;

      }

    detail;

    int canHighlight;           /* Can this window ever be highlighted? */

    int isHighlighted;          /* Is this window highlighted? */

  }

TuiWinInfo, *TuiWinInfoPtr;

/* MACROS (prefixed with m_) */

/* Testing macros */

#define        m_genWinPtrIsNull(winInfo) \

                ((winInfo) == (TuiGenWinInfoPtr)NULL)

#define        m_genWinPtrNotNull(winInfo) \

                ((winInfo) != (TuiGenWinInfoPtr)NULL)

#define        m_winPtrIsNull(winInfo) \

                ((winInfo) == (TuiWinInfoPtr)NULL)

#define        m_winPtrNotNull(winInfo) \

                ((winInfo) != (TuiWinInfoPtr)NULL)

#define        m_winIsSourceType(type) \

                (type == SRC_WIN || type == DISASSEM_WIN)

#define        m_winIsAuxillary(winType) \

                (winType > MAX_MAJOR_WINDOWS)

#define        m_hasLocator(winInfo) \

                ( ((winInfo) != (TuiWinInfoPtr)NULL) ? \

                    (winInfo->detail.sourceInfo.hasLocator) : \

                    FALSE )

#define     m_setWinHighlightOn(winInfo) \

                if ((winInfo) != (TuiWinInfoPtr)NULL) \

                              (winInfo)->isHighlighted = TRUE

#define     m_setWinHighlightOff(winInfo) \

                if ((winInfo) != (TuiWinInfoPtr)NULL) \

                              (winInfo)->isHighlighted = FALSE

/* Global Data */

extern TuiWinInfoPtr winList[MAX_MAJOR_WINDOWS];

extern int tui_version;

/* Macros */

#define srcWin            winList[SRC_WIN]

#define disassemWin       winList[DISASSEM_WIN]

#define dataWin           winList[DATA_WIN]

#define cmdWin            winList[CMD_WIN]

/* Data Manipulation Functions */

extern void initializeStaticData (void);

extern TuiGenWinInfoPtr allocGenericWinInfo (void);

extern TuiWinInfoPtr allocWinInfo (TuiWinType);

extern void initGenericPart (TuiGenWinInfoPtr);

extern void initWinInfo (TuiWinInfoPtr);

extern TuiWinContent allocContent (int, TuiWinType);

extern int addContentElements (TuiGenWinInfoPtr, int);

extern void initContentElement (TuiWinElementPtr, TuiWinType);

extern void freeWindow (TuiWinInfoPtr);

extern void freeAllWindows (void);

extern void freeWinContent (TuiGenWinInfoPtr);

extern void freeDataContent (TuiWinContent, int);

extern void freeAllSourceWinsContent (void);

extern void tuiDelWindow (TuiWinInfoPtr);

extern void tuiDelDataWindows (TuiWinContent, int);

extern TuiWinInfoPtr winByName (char *);

extern TuiWinInfoPtr partialWinByName (char *);

extern char *winName (TuiGenWinInfoPtr);

extern char *displayableWinContentOf (TuiGenWinInfoPtr, TuiWinElementPtr);

extern char *displayableWinContentAt (TuiGenWinInfoPtr, int);

extern int winElementHeight (TuiGenWinInfoPtr, TuiWinElementPtr);

extern TuiLayoutType currentLayout (void);

extern void setCurrentLayoutTo (TuiLayoutType);

extern int termHeight (void);

extern void setTermHeight (int);

extern int termWidth (void);

extern void setTermWidth (int);

extern int historyLimit (void);

extern void setHistoryLimit (int);

extern void setGenWinOrigin (TuiGenWinInfoPtr, int, int);

extern TuiGenWinInfoPtr locatorWinInfoPtr (void);

extern TuiGenWinInfoPtr sourceExecInfoWinPtr (void);

extern TuiGenWinInfoPtr disassemExecInfoWinPtr (void);

extern char *nullStr (void);

extern char *blankStr (void);

extern char *locationStr (void);

extern char *breakStr (void);

extern char *breakLocationStr (void);

extern TuiListPtr sourceWindows (void);

extern void clearSourceWindows (void);

extern void clearSourceWindowsDetail (void);

extern void clearWinDetail (TuiWinInfoPtr winInfo);

extern void tuiAddToSourceWindows (TuiWinInfoPtr);

extern int tuiDefaultTabLen (void);

extern void tuiSetDefaultTabLen (int);

extern TuiWinInfoPtr tuiWinWithFocus (void);

extern void tuiSetWinWithFocus (TuiWinInfoPtr);

extern TuiLayoutDefPtr tuiLayoutDef (void);

extern int tuiWinResized (void);

extern void tuiSetWinResizedTo (int);

extern TuiWinInfoPtr tuiNextWin (TuiWinInfoPtr);

extern TuiWinInfoPtr tuiPrevWin (TuiWinInfoPtr);

#endif /* TUI_DATA_H */