diff options
Diffstat (limited to 'generic/tkScrollbar.c')
| -rw-r--r-- | generic/tkScrollbar.c | 367 |
1 files changed, 181 insertions, 186 deletions
diff --git a/generic/tkScrollbar.c b/generic/tkScrollbar.c index 3fff58d..d453187 100644 --- a/generic/tkScrollbar.c +++ b/generic/tkScrollbar.c @@ -20,10 +20,8 @@ * Custom option for handling "-orient" */ -static Tk_CustomOption orientOption = { - (Tk_OptionParseProc *) TkOrientParseProc, - TkOrientPrintProc, - (ClientData) NULL +static const Tk_CustomOption orientOption = { + TkOrientParseProc, TkOrientPrintProc, NULL }; /* non-const space for "-width" default value for scrollbars */ @@ -33,65 +31,65 @@ char tkDefScrollbarWidth[TCL_INTEGER_SPACE] = DEF_SCROLLBAR_WIDTH; * Information used for argv parsing. */ -static Tk_ConfigSpec configSpecs[] = { +static const Tk_ConfigSpec configSpecs[] = { {TK_CONFIG_BORDER, "-activebackground", "activeBackground", "Foreground", DEF_SCROLLBAR_ACTIVE_BG_COLOR, Tk_Offset(TkScrollbar, activeBorder), - TK_CONFIG_COLOR_ONLY}, + TK_CONFIG_COLOR_ONLY, NULL}, {TK_CONFIG_BORDER, "-activebackground", "activeBackground", "Foreground", DEF_SCROLLBAR_ACTIVE_BG_MONO, Tk_Offset(TkScrollbar, activeBorder), - TK_CONFIG_MONO_ONLY}, + TK_CONFIG_MONO_ONLY, NULL}, {TK_CONFIG_RELIEF, "-activerelief", "activeRelief", "Relief", - DEF_SCROLLBAR_ACTIVE_RELIEF, Tk_Offset(TkScrollbar, activeRelief), 0}, + DEF_SCROLLBAR_ACTIVE_RELIEF, Tk_Offset(TkScrollbar, activeRelief), 0, NULL}, {TK_CONFIG_BORDER, "-background", "background", "Background", DEF_SCROLLBAR_BG_COLOR, Tk_Offset(TkScrollbar, bgBorder), - TK_CONFIG_COLOR_ONLY}, + TK_CONFIG_COLOR_ONLY, NULL}, {TK_CONFIG_BORDER, "-background", "background", "Background", DEF_SCROLLBAR_BG_MONO, Tk_Offset(TkScrollbar, bgBorder), - TK_CONFIG_MONO_ONLY}, - {TK_CONFIG_SYNONYM, "-bd", "borderWidth", NULL, NULL, 0, 0}, - {TK_CONFIG_SYNONYM, "-bg", "background", NULL, NULL, 0, 0}, + TK_CONFIG_MONO_ONLY, NULL}, + {TK_CONFIG_SYNONYM, "-bd", "borderWidth", NULL, NULL, 0, 0, NULL}, + {TK_CONFIG_SYNONYM, "-bg", "background", NULL, NULL, 0, 0, NULL}, {TK_CONFIG_PIXELS, "-borderwidth", "borderWidth", "BorderWidth", - DEF_SCROLLBAR_BORDER_WIDTH, Tk_Offset(TkScrollbar, borderWidth), 0}, + DEF_SCROLLBAR_BORDER_WIDTH, Tk_Offset(TkScrollbar, borderWidth), 0, NULL}, {TK_CONFIG_STRING, "-command", "command", "Command", DEF_SCROLLBAR_COMMAND, Tk_Offset(TkScrollbar, command), - TK_CONFIG_NULL_OK}, + TK_CONFIG_NULL_OK, NULL}, {TK_CONFIG_ACTIVE_CURSOR, "-cursor", "cursor", "Cursor", - DEF_SCROLLBAR_CURSOR, Tk_Offset(TkScrollbar, cursor), TK_CONFIG_NULL_OK}, + DEF_SCROLLBAR_CURSOR, Tk_Offset(TkScrollbar, cursor), TK_CONFIG_NULL_OK, NULL}, {TK_CONFIG_PIXELS, "-elementborderwidth", "elementBorderWidth", "BorderWidth", DEF_SCROLLBAR_EL_BORDER_WIDTH, - Tk_Offset(TkScrollbar, elementBorderWidth), 0}, + Tk_Offset(TkScrollbar, elementBorderWidth), 0, NULL}, {TK_CONFIG_COLOR, "-highlightbackground", "highlightBackground", "HighlightBackground", DEF_SCROLLBAR_HIGHLIGHT_BG, - Tk_Offset(TkScrollbar, highlightBgColorPtr), 0}, + Tk_Offset(TkScrollbar, highlightBgColorPtr), 0, NULL}, {TK_CONFIG_COLOR, "-highlightcolor", "highlightColor", "HighlightColor", DEF_SCROLLBAR_HIGHLIGHT, - Tk_Offset(TkScrollbar, highlightColorPtr), 0}, + Tk_Offset(TkScrollbar, highlightColorPtr), 0, NULL}, {TK_CONFIG_PIXELS, "-highlightthickness", "highlightThickness", "HighlightThickness", - DEF_SCROLLBAR_HIGHLIGHT_WIDTH, Tk_Offset(TkScrollbar, highlightWidth), 0}, + DEF_SCROLLBAR_HIGHLIGHT_WIDTH, Tk_Offset(TkScrollbar, highlightWidth), 0, NULL}, {TK_CONFIG_BOOLEAN, "-jump", "jump", "Jump", - DEF_SCROLLBAR_JUMP, Tk_Offset(TkScrollbar, jump), 0}, + DEF_SCROLLBAR_JUMP, Tk_Offset(TkScrollbar, jump), 0, NULL}, {TK_CONFIG_CUSTOM, "-orient", "orient", "Orient", DEF_SCROLLBAR_ORIENT, Tk_Offset(TkScrollbar, vertical), 0, &orientOption}, {TK_CONFIG_RELIEF, "-relief", "relief", "Relief", - DEF_SCROLLBAR_RELIEF, Tk_Offset(TkScrollbar, relief), 0}, + DEF_SCROLLBAR_RELIEF, Tk_Offset(TkScrollbar, relief), 0, NULL}, {TK_CONFIG_INT, "-repeatdelay", "repeatDelay", "RepeatDelay", - DEF_SCROLLBAR_REPEAT_DELAY, Tk_Offset(TkScrollbar, repeatDelay), 0}, + DEF_SCROLLBAR_REPEAT_DELAY, Tk_Offset(TkScrollbar, repeatDelay), 0, NULL}, {TK_CONFIG_INT, "-repeatinterval", "repeatInterval", "RepeatInterval", - DEF_SCROLLBAR_REPEAT_INTERVAL, Tk_Offset(TkScrollbar, repeatInterval), 0}, + DEF_SCROLLBAR_REPEAT_INTERVAL, Tk_Offset(TkScrollbar, repeatInterval), 0, NULL}, {TK_CONFIG_STRING, "-takefocus", "takeFocus", "TakeFocus", DEF_SCROLLBAR_TAKE_FOCUS, Tk_Offset(TkScrollbar, takeFocus), - TK_CONFIG_NULL_OK}, + TK_CONFIG_NULL_OK, NULL}, {TK_CONFIG_COLOR, "-troughcolor", "troughColor", "Background", DEF_SCROLLBAR_TROUGH_COLOR, Tk_Offset(TkScrollbar, troughColorPtr), - TK_CONFIG_COLOR_ONLY}, + TK_CONFIG_COLOR_ONLY, NULL}, {TK_CONFIG_COLOR, "-troughcolor", "troughColor", "Background", DEF_SCROLLBAR_TROUGH_MONO, Tk_Offset(TkScrollbar, troughColorPtr), - TK_CONFIG_MONO_ONLY}, + TK_CONFIG_MONO_ONLY, NULL}, {TK_CONFIG_PIXELS, "-width", "width", "Width", - tkDefScrollbarWidth, Tk_Offset(TkScrollbar, width), 0}, - {TK_CONFIG_END, NULL, NULL, NULL, NULL, 0, 0} + tkDefScrollbarWidth, Tk_Offset(TkScrollbar, width), 0, NULL}, + {TK_CONFIG_END, NULL, NULL, NULL, NULL, 0, 0, NULL} }; /* @@ -99,16 +97,16 @@ static Tk_ConfigSpec configSpecs[] = { */ static int ConfigureScrollbar(Tcl_Interp *interp, - TkScrollbar *scrollPtr, int argc, - CONST char **argv, int flags); + TkScrollbar *scrollPtr, int objc, + Tcl_Obj *const objv[], int flags); static void ScrollbarCmdDeletedProc(ClientData clientData); -static int ScrollbarWidgetCmd(ClientData clientData, - Tcl_Interp *, int argc, CONST char **argv); +static int ScrollbarWidgetObjCmd(ClientData clientData, + Tcl_Interp *, int objc, Tcl_Obj *const objv[]); /* *-------------------------------------------------------------- * - * Tk_ScrollbarCmd -- + * Tk_ScrollbarObjCmd -- * * This function is invoked to process the "scrollbar" Tcl command. See * the user documentation for details on what it does. @@ -123,23 +121,22 @@ static int ScrollbarWidgetCmd(ClientData clientData, */ int -Tk_ScrollbarCmd( +Tk_ScrollbarObjCmd( ClientData clientData, /* Main window associated with interpreter. */ Tcl_Interp *interp, /* Current interpreter. */ - int argc, /* Number of arguments. */ - CONST char **argv) /* Argument strings. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument strings. */ { - Tk_Window tkwin = (Tk_Window) clientData; + Tk_Window tkwin = clientData; register TkScrollbar *scrollPtr; Tk_Window newWin; - if (argc < 2) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " pathName ?options?\"", NULL); + if (objc < 2) { + Tcl_WrongNumArgs(interp, 1, objv, "pathName ?-option value ...?"); return TCL_ERROR; } - newWin = Tk_CreateWindowFromPath(interp, tkwin, argv[1], NULL); + newWin = Tk_CreateWindowFromPath(interp, tkwin, Tcl_GetString(objv[1]), NULL); if (newWin == NULL) { return TCL_ERROR; } @@ -147,7 +144,7 @@ Tk_ScrollbarCmd( Tk_SetClass(newWin, "Scrollbar"); scrollPtr = TkpCreateScrollbar(newWin); - Tk_SetClassProcs(newWin, &tkpScrollbarProcs, (ClientData) scrollPtr); + Tk_SetClassProcs(newWin, &tkpScrollbarProcs, scrollPtr); /* * Initialize fields that won't be initialized by ConfigureScrollbar, or @@ -158,9 +155,9 @@ Tk_ScrollbarCmd( scrollPtr->tkwin = newWin; scrollPtr->display = Tk_Display(newWin); scrollPtr->interp = interp; - scrollPtr->widgetCmd = Tcl_CreateCommand(interp, - Tk_PathName(scrollPtr->tkwin), ScrollbarWidgetCmd, - (ClientData) scrollPtr, ScrollbarCmdDeletedProc); + scrollPtr->widgetCmd = Tcl_CreateObjCommand(interp, + Tk_PathName(scrollPtr->tkwin), ScrollbarWidgetObjCmd, + scrollPtr, ScrollbarCmdDeletedProc); scrollPtr->vertical = 0; scrollPtr->width = 0; scrollPtr->command = NULL; @@ -192,19 +189,19 @@ Tk_ScrollbarCmd( scrollPtr->takeFocus = NULL; scrollPtr->flags = 0; - if (ConfigureScrollbar(interp, scrollPtr, argc-2, argv+2, 0) != TCL_OK) { + if (ConfigureScrollbar(interp, scrollPtr, objc-2, objv+2, 0) != TCL_OK) { Tk_DestroyWindow(scrollPtr->tkwin); return TCL_ERROR; } - Tcl_SetResult(interp, Tk_PathName(scrollPtr->tkwin), TCL_STATIC); + Tcl_SetObjResult(interp, TkNewWindowObj(scrollPtr->tkwin)); return TCL_OK; } /* *-------------------------------------------------------------- * - * ScrollbarWidgetCmd -- + * ScrollbarWidgetObjCmd -- * * This function is invoked to process the Tcl command that corresponds * to a widget managed by this module. See the user documentation for @@ -220,54 +217,65 @@ Tk_ScrollbarCmd( */ static int -ScrollbarWidgetCmd( +ScrollbarWidgetObjCmd( ClientData clientData, /* Information about scrollbar widget. */ Tcl_Interp *interp, /* Current interpreter. */ - int argc, /* Number of arguments. */ - CONST char **argv) /* Argument strings. */ + int objc, /* Number of arguments. */ + Tcl_Obj *const objv[]) /* Argument strings. */ { - register TkScrollbar *scrollPtr = (TkScrollbar *) clientData; + register TkScrollbar *scrollPtr = clientData; int result = TCL_OK; - size_t length; - int c; - - if (argc < 2) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " option ?arg arg ...?\"", NULL); + int length, cmdIndex; + static const char *const commandNames[] = { + "activate", "cget", "configure", "delta", "fraction", + "get", "identify", "set", NULL + }; + enum command { + COMMAND_ACTIVATE, COMMAND_CGET, COMMAND_CONFIGURE, COMMAND_DELTA, + COMMAND_FRACTION, COMMAND_GET, COMMAND_IDENTIFY, COMMAND_SET + }; + + if (objc < 2) { + Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?"); return TCL_ERROR; } - Tcl_Preserve((ClientData) scrollPtr); - c = argv[1][0]; - length = strlen(argv[1]); - if ((c == 'a') && (strncmp(argv[1], "activate", length) == 0)) { - int oldActiveField; - if (argc == 2) { + /* + * Parse the command by looking up the second argument in the list of + * valid subcommand names + */ + + result = Tcl_GetIndexFromObj(interp, objv[1], commandNames, + "option", 0, &cmdIndex); + if (result != TCL_OK) { + return result; + } + Tcl_Preserve(scrollPtr); + switch (cmdIndex) { + case COMMAND_ACTIVATE: { + int oldActiveField, c; + + if (objc == 2) { + const char *zone = ""; + switch (scrollPtr->activeField) { - case TOP_ARROW: - Tcl_SetResult(interp, "arrow1", TCL_STATIC); - break; - case SLIDER: - Tcl_SetResult(interp, "slider", TCL_STATIC); - break; - case BOTTOM_ARROW: - Tcl_SetResult(interp, "arrow2", TCL_STATIC); - break; + case TOP_ARROW: zone = "arrow1"; break; + case SLIDER: zone = "slider"; break; + case BOTTOM_ARROW: zone = "arrow2"; break; } + Tcl_SetObjResult(interp, Tcl_NewStringObj(zone, -1)); goto done; } - if (argc != 3) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " activate element\"", NULL); + if (objc != 3) { + Tcl_WrongNumArgs(interp, 1, objv, "activate element"); goto error; } - c = argv[2][0]; - length = strlen(argv[2]); + c = Tcl_GetStringFromObj(objv[2], &length)[0]; oldActiveField = scrollPtr->activeField; - if ((c == 'a') && (strcmp(argv[2], "arrow1") == 0)) { + if ((c == 'a') && (strcmp(Tcl_GetString(objv[2]), "arrow1") == 0)) { scrollPtr->activeField = TOP_ARROW; - } else if ((c == 'a') && (strcmp(argv[2], "arrow2") == 0)) { + } else if ((c == 'a') && (strcmp(Tcl_GetString(objv[2]), "arrow2") == 0)) { scrollPtr->activeField = BOTTOM_ARROW; - } else if ((c == 's') && (strncmp(argv[2], "slider", length) == 0)) { + } else if ((c == 's') && (strncmp(Tcl_GetString(objv[2]), "slider", length) == 0)) { scrollPtr->activeField = SLIDER; } else { scrollPtr->activeField = OUTSIDE; @@ -275,40 +283,40 @@ ScrollbarWidgetCmd( if (oldActiveField != scrollPtr->activeField) { TkScrollbarEventuallyRedraw(scrollPtr); } - } else if ((c == 'c') && (strncmp(argv[1], "cget", length) == 0) - && (length >= 2)) { - if (argc != 3) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " cget option\"", - NULL); + break; + } + case COMMAND_CGET: { + if (objc != 3) { + Tcl_WrongNumArgs(interp, 1, objv, "cget option"); goto error; } result = Tk_ConfigureValue(interp, scrollPtr->tkwin, - configSpecs, (char *) scrollPtr, argv[2], 0); - } else if ((c == 'c') && (strncmp(argv[1], "configure", length) == 0) - && (length >= 2)) { - if (argc == 2) { + configSpecs, (char *) scrollPtr, Tcl_GetString(objv[2]), 0); + break; + } + case COMMAND_CONFIGURE: { + if (objc == 2) { result = Tk_ConfigureInfo(interp, scrollPtr->tkwin, configSpecs, (char *) scrollPtr, NULL, 0); - } else if (argc == 3) { + } else if (objc == 3) { result = Tk_ConfigureInfo(interp, scrollPtr->tkwin, - configSpecs, (char *) scrollPtr, argv[2], 0); + configSpecs, (char *) scrollPtr, Tcl_GetString(objv[2]), 0); } else { - result = ConfigureScrollbar(interp, scrollPtr, argc-2, argv+2, - TK_CONFIG_ARGV_ONLY); + result = ConfigureScrollbar(interp, scrollPtr, objc-2, + objv+2, TK_CONFIG_ARGV_ONLY); } - } else if ((c == 'd') && (strncmp(argv[1], "delta", length) == 0)) { + break; + } + case COMMAND_DELTA: { int xDelta, yDelta, pixels, length; double fraction; - char buf[TCL_DOUBLE_SPACE]; - if (argc != 4) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " delta xDelta yDelta\"", NULL); + if (objc != 4) { + Tcl_WrongNumArgs(interp, 1, objv, "delta xDelta yDelta"); goto error; } - if ((Tcl_GetInt(interp, argv[2], &xDelta) != TCL_OK) - || (Tcl_GetInt(interp, argv[3], &yDelta) != TCL_OK)) { + if ((Tcl_GetIntFromObj(interp, objv[2], &xDelta) != TCL_OK) + || (Tcl_GetIntFromObj(interp, objv[3], &yDelta) != TCL_OK)) { goto error; } if (scrollPtr->vertical) { @@ -325,20 +333,19 @@ ScrollbarWidgetCmd( } else { fraction = ((double) pixels / (double) length); } - Tcl_PrintDouble(NULL, fraction, buf); - Tcl_SetResult(interp, buf, TCL_VOLATILE); - } else if ((c == 'f') && (strncmp(argv[1], "fraction", length) == 0)) { + Tcl_SetObjResult(interp, Tcl_NewDoubleObj(fraction)); + break; + } + case COMMAND_FRACTION: { int x, y, pos, length; double fraction; - char buf[TCL_DOUBLE_SPACE]; - if (argc != 4) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " fraction x y\"", NULL); + if (objc != 4) { + Tcl_WrongNumArgs(interp, 1, objv, "fraction x y"); goto error; } - if ((Tcl_GetInt(interp, argv[2], &x) != TCL_OK) - || (Tcl_GetInt(interp, argv[3], &y) != TCL_OK)) { + if ((Tcl_GetIntFromObj(interp, objv[2], &x) != TCL_OK) + || (Tcl_GetIntFromObj(interp, objv[3], &y) != TCL_OK)) { goto error; } if (scrollPtr->vertical) { @@ -360,68 +367,61 @@ ScrollbarWidgetCmd( } else if (fraction > 1.0) { fraction = 1.0; } - Tcl_PrintDouble(NULL, fraction, buf); - Tcl_SetResult(interp, buf, TCL_VOLATILE); - } else if ((c == 'g') && (strncmp(argv[1], "get", length) == 0)) { - if (argc != 2) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " get\"", NULL); + Tcl_SetObjResult(interp, Tcl_NewDoubleObj(fraction)); + break; + } + case COMMAND_GET: { + Tcl_Obj *resObjs[4]; + + if (objc != 2) { + Tcl_WrongNumArgs(interp, 1, objv, "get"); goto error; } if (scrollPtr->flags & NEW_STYLE_COMMANDS) { - char first[TCL_DOUBLE_SPACE], last[TCL_DOUBLE_SPACE]; - - Tcl_PrintDouble(interp, scrollPtr->firstFraction, first); - Tcl_PrintDouble(interp, scrollPtr->lastFraction, last); - Tcl_AppendResult(interp, first, " ", last, NULL); + resObjs[0] = Tcl_NewDoubleObj(scrollPtr->firstFraction); + resObjs[1] = Tcl_NewDoubleObj(scrollPtr->lastFraction); + Tcl_SetObjResult(interp, Tcl_NewListObj(2, resObjs)); } else { - char buf[TCL_INTEGER_SPACE * 4]; - - sprintf(buf, "%d %d %d %d", scrollPtr->totalUnits, - scrollPtr->windowUnits, scrollPtr->firstUnit, - scrollPtr->lastUnit); - Tcl_SetResult(interp, buf, TCL_VOLATILE); + resObjs[0] = Tcl_NewIntObj(scrollPtr->totalUnits); + resObjs[1] = Tcl_NewIntObj(scrollPtr->windowUnits); + resObjs[2] = Tcl_NewIntObj(scrollPtr->firstUnit); + resObjs[3] = Tcl_NewIntObj(scrollPtr->lastUnit); + Tcl_SetObjResult(interp, Tcl_NewListObj(4, resObjs)); } - } else if ((c == 'i') && (strncmp(argv[1], "identify", length) == 0)) { - int x, y, thing; + break; + } + case COMMAND_IDENTIFY: { + int x, y; + const char *zone = ""; - if (argc != 4) { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " identify x y\"", NULL); + if (objc != 4) { + Tcl_WrongNumArgs(interp, 1, objv, "identify x y"); goto error; } - if ((Tcl_GetInt(interp, argv[2], &x) != TCL_OK) - || (Tcl_GetInt(interp, argv[3], &y) != TCL_OK)) { + if ((Tcl_GetIntFromObj(interp, objv[2], &x) != TCL_OK) + || (Tcl_GetIntFromObj(interp, objv[3], &y) != TCL_OK)) { goto error; } - thing = TkpScrollbarPosition(scrollPtr, x,y); - switch (thing) { - case TOP_ARROW: - Tcl_SetResult(interp, "arrow1", TCL_STATIC); - break; - case TOP_GAP: - Tcl_SetResult(interp, "trough1", TCL_STATIC); - break; - case SLIDER: - Tcl_SetResult(interp, "slider", TCL_STATIC); - break; - case BOTTOM_GAP: - Tcl_SetResult(interp, "trough2", TCL_STATIC); - break; - case BOTTOM_ARROW: - Tcl_SetResult(interp, "arrow2", TCL_STATIC); - break; + switch (TkpScrollbarPosition(scrollPtr, x, y)) { + case TOP_ARROW: zone = "arrow1"; break; + case TOP_GAP: zone = "trough1"; break; + case SLIDER: zone = "slider"; break; + case BOTTOM_GAP: zone = "trough2"; break; + case BOTTOM_ARROW: zone = "arrow2"; break; } - } else if ((c == 's') && (strncmp(argv[1], "set", length) == 0)) { + Tcl_SetObjResult(interp, Tcl_NewStringObj(zone, -1)); + break; + } + case COMMAND_SET: { int totalUnits, windowUnits, firstUnit, lastUnit; - if (argc == 4) { + if (objc == 4) { double first, last; - if (Tcl_GetDouble(interp, argv[2], &first) != TCL_OK) { + if (Tcl_GetDoubleFromObj(interp, objv[2], &first) != TCL_OK) { goto error; } - if (Tcl_GetDouble(interp, argv[3], &last) != TCL_OK) { + if (Tcl_GetDoubleFromObj(interp, objv[3], &last) != TCL_OK) { goto error; } if (first < 0) { @@ -439,23 +439,23 @@ ScrollbarWidgetCmd( scrollPtr->lastFraction = last; } scrollPtr->flags |= NEW_STYLE_COMMANDS; - } else if (argc == 6) { - if (Tcl_GetInt(interp, argv[2], &totalUnits) != TCL_OK) { + } else if (objc == 6) { + if (Tcl_GetIntFromObj(interp, objv[2], &totalUnits) != TCL_OK) { goto error; } if (totalUnits < 0) { totalUnits = 0; } - if (Tcl_GetInt(interp, argv[3], &windowUnits) != TCL_OK) { + if (Tcl_GetIntFromObj(interp, objv[3], &windowUnits) != TCL_OK) { goto error; } if (windowUnits < 0) { windowUnits = 0; } - if (Tcl_GetInt(interp, argv[4], &firstUnit) != TCL_OK) { + if (Tcl_GetIntFromObj(interp, objv[4], &firstUnit) != TCL_OK) { goto error; } - if (Tcl_GetInt(interp, argv[5], &lastUnit) != TCL_OK) { + if (Tcl_GetIntFromObj(interp, objv[5], &lastUnit) != TCL_OK) { goto error; } if (totalUnits > 0) { @@ -478,27 +478,23 @@ ScrollbarWidgetCmd( } scrollPtr->flags &= ~NEW_STYLE_COMMANDS; } else { - Tcl_AppendResult(interp, "wrong # args: should be \"", - argv[0], " set firstFraction lastFraction\" or \"", - argv[0], - " set totalUnits windowUnits firstUnit lastUnit\"", NULL); + Tcl_WrongNumArgs(interp, 1, objv, "set firstFraction lastFraction"); + Tcl_AppendResult(interp, " or \"", Tcl_GetString(objv[0]), + " set totalUnits windowUnits firstUnit lastUnit\"", NULL); goto error; } TkpComputeScrollbarGeometry(scrollPtr); TkScrollbarEventuallyRedraw(scrollPtr); - } else { - Tcl_AppendResult(interp, "bad option \"", argv[1], - "\": must be activate, cget, configure, delta, fraction, ", - "get, identify, or set", NULL); - goto error; + break; + } } done: - Tcl_Release((ClientData) scrollPtr); + Tcl_Release(scrollPtr); return result; error: - Tcl_Release((ClientData) scrollPtr); + Tcl_Release(scrollPtr); return TCL_ERROR; } @@ -528,12 +524,12 @@ ConfigureScrollbar( register TkScrollbar *scrollPtr, /* Information about widget; may or may not * already have values for some fields. */ - int argc, /* Number of valid entries in argv. */ - CONST char **argv, /* Arguments. */ + int objc, /* Number of valid entries in argv. */ + Tcl_Obj *const objv[], /* Arguments. */ int flags) /* Flags to pass to Tk_ConfigureWidget. */ { - if (Tk_ConfigureWidget(interp, scrollPtr->tkwin, configSpecs, - argc, argv, (char *) scrollPtr, flags) != TCL_OK) { + if (Tk_ConfigureWidget(interp, scrollPtr->tkwin, configSpecs, objc, + (const char **)objv, (char *) scrollPtr, flags|TK_CONFIG_OBJS) != TCL_OK) { return TCL_ERROR; } @@ -543,7 +539,7 @@ ConfigureScrollbar( */ if (scrollPtr->command != NULL) { - scrollPtr->commandSize = (int)strlen(scrollPtr->command); + scrollPtr->commandSize = (int) strlen(scrollPtr->command); } else { scrollPtr->commandSize = 0; } @@ -588,7 +584,7 @@ TkScrollbarEventProc( ClientData clientData, /* Information about window. */ XEvent *eventPtr) /* Information about event. */ { - TkScrollbar *scrollPtr = (TkScrollbar *) clientData; + TkScrollbar *scrollPtr = clientData; if ((eventPtr->type == Expose) && (eventPtr->xexpose.count == 0)) { TkScrollbarEventuallyRedraw(scrollPtr); @@ -600,16 +596,15 @@ TkScrollbarEventProc( scrollPtr->widgetCmd); } if (scrollPtr->flags & REDRAW_PENDING) { - Tcl_CancelIdleCall(TkpDisplayScrollbar, (ClientData) scrollPtr); + Tcl_CancelIdleCall(TkpDisplayScrollbar, scrollPtr); } /* * Free up all the stuff that requires special handling, then let * Tk_FreeOptions handle all the standard option-related stuff. */ - Tk_FreeOptions(configSpecs, (char *) scrollPtr, - scrollPtr->display, 0); - Tcl_EventuallyFree((ClientData) scrollPtr, TCL_DYNAMIC); + Tk_FreeOptions(configSpecs, (char*) scrollPtr, scrollPtr->display, 0); + Tcl_EventuallyFree(scrollPtr, TCL_DYNAMIC); } else if (eventPtr->type == ConfigureNotify) { TkpComputeScrollbarGeometry(scrollPtr); TkScrollbarEventuallyRedraw(scrollPtr); @@ -652,7 +647,7 @@ static void ScrollbarCmdDeletedProc( ClientData clientData) /* Pointer to widget record for widget. */ { - TkScrollbar *scrollPtr = (TkScrollbar *) clientData; + TkScrollbar *scrollPtr = clientData; Tk_Window tkwin = scrollPtr->tkwin; /* @@ -688,11 +683,11 @@ void TkScrollbarEventuallyRedraw( TkScrollbar *scrollPtr) /* Information about widget. */ { - if ((scrollPtr->tkwin == NULL) || (!Tk_IsMapped(scrollPtr->tkwin))) { + if ((scrollPtr->tkwin == NULL) || !Tk_IsMapped(scrollPtr->tkwin)) { return; } - if ((scrollPtr->flags & REDRAW_PENDING) == 0) { - Tcl_DoWhenIdle(TkpDisplayScrollbar, (ClientData) scrollPtr); + if (!(scrollPtr->flags & REDRAW_PENDING)) { + Tcl_DoWhenIdle(TkpDisplayScrollbar, scrollPtr); scrollPtr->flags |= REDRAW_PENDING; } } |