summaryrefslogtreecommitdiffstats
path: root/generic/tkText.c
diff options
context:
space:
mode:
Diffstat (limited to 'generic/tkText.c')
-rw-r--r--generic/tkText.c136
1 files changed, 75 insertions, 61 deletions
diff --git a/generic/tkText.c b/generic/tkText.c
index 56a98e7..7978793 100644
--- a/generic/tkText.c
+++ b/generic/tkText.c
@@ -760,13 +760,13 @@ TextWidgetObjCmd(
} else {
Tcl_Obj *objPtr = Tk_GetOptionValue(interp, (char *) textPtr,
textPtr->optionTable, objv[2], textPtr->tkwin);
+
if (objPtr == NULL) {
result = TCL_ERROR;
goto done;
- } else {
- Tcl_SetObjResult(interp, objPtr);
- result = TCL_OK;
}
+ Tcl_SetObjResult(interp, objPtr);
+ result = TCL_OK;
}
break;
case TEXT_COMPARE: {
@@ -792,12 +792,7 @@ TextWidgetObjCmd(
if ((p[1] == '=') && (p[2] == 0)) {
value = (relation <= 0);
} else if (p[1] != 0) {
- compareError:
- Tcl_AppendResult(interp, "bad comparison operator \"",
- Tcl_GetString(objv[3]),
- "\": must be <, <=, ==, >=, >, or !=", NULL);
- result = TCL_ERROR;
- goto done;
+ goto compareError;
}
} else if (p[0] == '>') {
value = (relation > 0);
@@ -815,18 +810,26 @@ TextWidgetObjCmd(
}
Tcl_SetObjResult(interp, Tcl_NewBooleanObj(value));
break;
+
+ compareError:
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "bad comparison operator \"%s\": must be"
+ " <, <=, ==, >=, >, or !=", Tcl_GetString(objv[3])));
+ Tcl_SetErrorCode(interp, "TK", "VALUE", "COMPARISON", NULL);
+ result = TCL_ERROR;
+ goto done;
}
case TEXT_CONFIGURE:
if (objc <= 3) {
Tcl_Obj *objPtr = Tk_GetOptionInfo(interp, (char *) textPtr,
textPtr->optionTable, ((objc == 3) ? objv[2] : NULL),
textPtr->tkwin);
+
if (objPtr == NULL) {
result = TCL_ERROR;
goto done;
- } else {
- Tcl_SetObjResult(interp, objPtr);
}
+ Tcl_SetObjResult(interp, objPtr);
} else {
result = ConfigureText(interp, textPtr, objc-2, objv+2);
}
@@ -837,7 +840,8 @@ TextWidgetObjCmd(
Tcl_Obj *objPtr = NULL;
if (objc < 4) {
- Tcl_WrongNumArgs(interp, 2, objv, "?-option value ...? index1 index2");
+ Tcl_WrongNumArgs(interp, 2, objv,
+ "?-option value ...? index1 index2");
result = TCL_ERROR;
goto done;
}
@@ -859,15 +863,7 @@ TextWidgetObjCmd(
char c;
if (length < 2 || option[0] != '-') {
- badOption:
- Tcl_ResetResult(interp);
- Tcl_AppendResult(interp, "bad option \"",
- Tcl_GetString(objv[i]),
- "\" must be -chars, -displaychars, -displayindices, ",
- "-displaylines, -indices, -lines, -update, ",
- "-xpixels, or -ypixels", NULL);
- result = TCL_ERROR;
- goto done;
+ goto badOption;
}
c = option[1];
if (c == 'c' && !strncmp("-chars", option, (unsigned) length)) {
@@ -1037,6 +1033,15 @@ TextWidgetObjCmd(
Tcl_SetObjResult(interp, objPtr);
}
break;
+
+ badOption:
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "bad option \"%s\" must be -chars, -displaychars, "
+ "-displayindices, -displaylines, -indices, -lines, -update, "
+ "-xpixels, or -ypixels", Tcl_GetString(objv[i])));
+ Tcl_SetErrorCode(interp, "TK", "VALUE", "INDEXOPT", NULL);
+ result = TCL_ERROR;
+ goto done;
}
case TEXT_DEBUG:
if (objc > 3) {
@@ -1395,9 +1400,10 @@ TextWidgetObjCmd(
goto done;
}
if (TkTextIndexCmp(indexFromPtr, indexToPtr) > 0) {
- Tcl_AppendResult(interp, "Index \"", Tcl_GetString(objv[3]),
- "\" before \"", Tcl_GetString(objv[2]),
- "\" in the text", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "index \"%s\" before \"%s\" in the text",
+ Tcl_GetString(objv[3]), Tcl_GetString(objv[2])));
+ Tcl_SetErrorCode(interp, "TK", "TEXT", "INDEXORDER", NULL);
result = TCL_ERROR;
goto done;
}
@@ -2054,9 +2060,9 @@ ConfigureText(
end = TkBTreeNumLines(textPtr->sharedTextPtr->tree, NULL);
}
if (start > end) {
- Tcl_AppendResult(interp,
- "-startline must be less than or equal to -endline",
- NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "-startline must be less than or equal to -endline", -1));
+ Tcl_SetErrorCode(interp, "TK", "TEXT", "INDEXORDER", NULL);
Tk_RestoreSavedOptions(&savedOptions);
return TCL_ERROR;
}
@@ -2089,6 +2095,7 @@ ConfigureText(
/* Nothing tagged with "sel" */
} else {
int line = TkBTreeLinesTo(NULL, search.curIndex.linePtr);
+
if (line < start) {
selChanged = 1;
} else {
@@ -3657,13 +3664,14 @@ TextSearchCmd(
SearchSpec searchSpec;
static const char *const switchStrings[] = {
+ "-hidden",
"--", "-all", "-backwards", "-count", "-elide", "-exact", "-forwards",
- "-hidden", "-nocase", "-nolinestop", "-overlap", "-regexp",
- "-strictlimits", NULL
+ "-nocase", "-nolinestop", "-overlap", "-regexp", "-strictlimits", NULL
};
enum SearchSwitches {
+ SEARCH_HIDDEN,
SEARCH_END, SEARCH_ALL, SEARCH_BACK, SEARCH_COUNT, SEARCH_ELIDE,
- SEARCH_EXACT, SEARCH_FWD, SEARCH_HIDDEN, SEARCH_NOCASE,
+ SEARCH_EXACT, SEARCH_FWD, SEARCH_NOCASE,
SEARCH_NOLINESTOP, SEARCH_OVERLAP, SEARCH_REGEXP, SEARCH_STRICTLIMITS
};
@@ -3696,21 +3704,20 @@ TextSearchCmd(
for (i=2 ; i<objc ; i++) {
int index;
+
if (Tcl_GetString(objv[i])[0] != '-') {
break;
}
- if (Tcl_GetIndexFromObj(interp, objv[i], switchStrings, "switch", 0,
+ if (Tcl_GetIndexFromObj(NULL, objv[i], switchStrings, "switch", 0,
&index) != TCL_OK) {
/*
- * Hide the -hidden option.
+ * Hide the -hidden option, generating the error description with
+ * the side effects of T_GIFO.
*/
- Tcl_ResetResult(interp);
- Tcl_AppendResult(interp, "bad switch \"", Tcl_GetString(objv[i]),
- "\": must be --, -all, -backward, -count, -elide, ",
- "-exact, -forward, -nocase, -nolinestop, -overlap, ",
- "-regexp, or -strictlimits", NULL);
+ (void) Tcl_GetIndexFromObj(interp, objv[i], switchStrings+1,
+ "switch", 0, &index);
return TCL_ERROR;
}
@@ -3726,8 +3733,9 @@ TextSearchCmd(
break;
case SEARCH_COUNT:
if (i >= objc-1) {
- Tcl_SetResult(interp, "no value given for \"-count\" option",
- TCL_STATIC);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "no value given for \"-count\" option", -1));
+ Tcl_SetErrorCode(interp, "TK", "TEXT", "VALUE", NULL);
return TCL_ERROR;
}
i++;
@@ -3778,14 +3786,18 @@ TextSearchCmd(
}
if (searchSpec.noLineStop && searchSpec.exact) {
- Tcl_SetResult(interp, "the \"-nolinestop\" option requires the "
- "\"-regexp\" option to be present", TCL_STATIC);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "the \"-nolinestop\" option requires the \"-regexp\" option"
+ " to be present", -1));
+ Tcl_SetErrorCode(interp, "TK", "TEXT", "SEARCH_USAGE", NULL);
return TCL_ERROR;
}
if (searchSpec.overlap && !searchSpec.all) {
- Tcl_SetResult(interp, "the \"-overlap\" option requires the "
- "\"-all\" option to be present", TCL_STATIC);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj(
+ "the \"-overlap\" option requires the \"-all\" option"
+ " to be present", -1));
+ Tcl_SetErrorCode(interp, "TK", "TEXT", "SEARCH_USAGE", NULL);
return TCL_ERROR;
}
@@ -4402,8 +4414,10 @@ TkTextGetTabs(
}
if (tabPtr->location <= 0) {
- Tcl_AppendResult(interp, "tab stop \"", Tcl_GetString(objv[i]),
- "\" is not at a positive distance", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "tab stop \"%s\" is not at a positive distance",
+ Tcl_GetString(objv[i])));
+ Tcl_SetErrorCode(interp, "TK", "VALUE", "TABSTOP", NULL);
goto error;
}
@@ -4433,11 +4447,11 @@ TkTextGetTabs(
}
lastStop = tabPtr->location;
#else
- Tcl_AppendResult(interp,
- "tabs must be monotonically increasing, but \"",
- Tcl_GetString(objv[i]),
- "\" is smaller than or equal to the previous tab",
- NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "tabs must be monotonically increasing, but \"%s\" is "
+ "smaller than or equal to the previous tab",
+ Tcl_GetString(objv[i])));
+ Tcl_SetErrorCode(interp, "TK", "VALUE", "TABSTOP", NULL);
goto error;
#endif /* _TK_ALLOW_DECREASING_TABS */
}
@@ -4568,10 +4582,7 @@ TextDumpCmd(
case DUMP_CMD:
arg++;
if (arg >= objc) {
- Tcl_AppendResult(interp, "Usage: ", Tcl_GetString(objv[0]),
- " dump ?-all -image -text -mark -tag -window? ",
- "?-command script? index ?index2?", NULL);
- return TCL_ERROR;
+ goto wrongArgs;
}
command = objv[arg];
break;
@@ -4580,9 +4591,11 @@ TextDumpCmd(
}
}
if (arg >= objc || arg+2 < objc) {
- Tcl_AppendResult(interp, "Usage: ", Tcl_GetString(objv[0]),
- " dump ?-all -image -text -mark -tag -window? ",
- "?-command script? index ?index2?", NULL);
+ wrongArgs:
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "Usage: %s dump ?-all -image -text -mark -tag -window? "
+ "?-command script? index ?index2?", Tcl_GetString(objv[0])));
+ Tcl_SetErrorCode(interp, "TCL", "WRONGARGS", NULL);
return TCL_ERROR;
}
if (what == 0) {
@@ -4748,8 +4761,7 @@ DumpLine(
int length = last - first;
char *range = ckalloc(length + 1);
- memcpy(range, segPtr->body.chars + first,
- length * sizeof(char));
+ memcpy(range, segPtr->body.chars + first, length);
range[length] = '\0';
TkTextMakeByteIndex(textPtr->sharedTextPtr->tree, textPtr,
@@ -5122,7 +5134,8 @@ TextEditCmd(
return TCL_ERROR;
}
if (TextEditRedo(textPtr)) {
- Tcl_AppendResult(interp, "nothing to redo", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj("nothing to redo", -1));
+ Tcl_SetErrorCode(interp, "TK", "TEXT", "NO_REDO", NULL);
return TCL_ERROR;
}
break;
@@ -5146,7 +5159,8 @@ TextEditCmd(
return TCL_ERROR;
}
if (TextEditUndo(textPtr)) {
- Tcl_AppendResult(interp, "nothing to undo", NULL);
+ Tcl_SetObjResult(interp, Tcl_NewStringObj("nothing to undo", -1));
+ Tcl_SetErrorCode(interp, "TK", "TEXT", "NO_UNDO", NULL);
return TCL_ERROR;
}
break;
generated by cgit v0.12 at 2024-11-01 17:13:08 (GMT)