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-rw-r--r--generic/tkListbox.c441
1 files changed, 221 insertions, 220 deletions
diff --git a/generic/tkListbox.c b/generic/tkListbox.c
index 248dd7b..d77fc8f 100644
--- a/generic/tkListbox.c
+++ b/generic/tkListbox.c
@@ -24,7 +24,7 @@ typedef struct {
/* Table defining configuration options
* available for the listbox. */
Tk_OptionTable itemAttrOptionTable;
- /* Table definining configuration options
+ /* Table defining configuration options
* available for listbox items. */
} ListboxOptionTables;
@@ -168,6 +168,13 @@ typedef struct {
} Listbox;
/*
+ * How to encode the keys for the hash tables used to store what items are
+ * selected and what the attributes are.
+ */
+
+#define KEY(i) ((char *) INT2PTR(i))
+
+/*
* ItemAttr structures are used to store item configuration information for
* the items in a listbox
*/
@@ -231,14 +238,14 @@ static const char *const activeStyleStrings[] = {
static const Tk_OptionSpec optionSpecs[] = {
{TK_OPTION_STRING_TABLE, "-activestyle", "activeStyle", "ActiveStyle",
DEF_LISTBOX_ACTIVE_STYLE, -1, Tk_Offset(Listbox, activeStyle),
- 0, (ClientData) activeStyleStrings, 0},
+ 0, activeStyleStrings, 0},
{TK_OPTION_BORDER, "-background", "background", "Background",
DEF_LISTBOX_BG_COLOR, -1, Tk_Offset(Listbox, normalBorder),
- 0, (ClientData) DEF_LISTBOX_BG_MONO, 0},
+ 0, DEF_LISTBOX_BG_MONO, 0},
{TK_OPTION_SYNONYM, "-bd", NULL, NULL,
- NULL, 0, -1, 0, (ClientData) "-borderwidth", 0},
+ NULL, 0, -1, 0, "-borderwidth", 0},
{TK_OPTION_SYNONYM, "-bg", NULL, NULL,
- NULL, 0, -1, 0, (ClientData) "-background", 0},
+ NULL, 0, -1, 0, "-background", 0},
{TK_OPTION_PIXELS, "-borderwidth", "borderWidth", "BorderWidth",
DEF_LISTBOX_BORDER_WIDTH, -1, Tk_Offset(Listbox, borderWidth),
0, 0, 0},
@@ -252,7 +259,7 @@ static const Tk_OptionSpec optionSpecs[] = {
"ExportSelection", DEF_LISTBOX_EXPORT_SELECTION, -1,
Tk_Offset(Listbox, exportSelection), 0, 0, 0},
{TK_OPTION_SYNONYM, "-fg", "foreground", NULL,
- NULL, 0, -1, 0, (ClientData) "-foreground", 0},
+ NULL, 0, -1, 0, "-foreground", 0},
{TK_OPTION_FONT, "-font", "font", "Font",
DEF_LISTBOX_FONT, -1, Tk_Offset(Listbox, tkfont), 0, 0, 0},
{TK_OPTION_COLOR, "-foreground", "foreground", "Foreground",
@@ -272,13 +279,13 @@ static const Tk_OptionSpec optionSpecs[] = {
DEF_LISTBOX_RELIEF, -1, Tk_Offset(Listbox, relief), 0, 0, 0},
{TK_OPTION_BORDER, "-selectbackground", "selectBackground", "Foreground",
DEF_LISTBOX_SELECT_COLOR, -1, Tk_Offset(Listbox, selBorder),
- 0, (ClientData) DEF_LISTBOX_SELECT_MONO, 0},
+ 0, DEF_LISTBOX_SELECT_MONO, 0},
{TK_OPTION_PIXELS, "-selectborderwidth", "selectBorderWidth",
"BorderWidth", DEF_LISTBOX_SELECT_BD, -1,
Tk_Offset(Listbox, selBorderWidth), 0, 0, 0},
{TK_OPTION_COLOR, "-selectforeground", "selectForeground", "Background",
DEF_LISTBOX_SELECT_FG_COLOR, -1, Tk_Offset(Listbox, selFgColorPtr),
- TK_CONFIG_NULL_OK, (ClientData) DEF_LISTBOX_SELECT_FG_MONO, 0},
+ TK_CONFIG_NULL_OK, DEF_LISTBOX_SELECT_FG_MONO, 0},
{TK_OPTION_STRING, "-selectmode", "selectMode", "SelectMode",
DEF_LISTBOX_SELECT_MODE, -1, Tk_Offset(Listbox, selectMode),
TK_OPTION_NULL_OK, 0, 0},
@@ -286,7 +293,7 @@ static const Tk_OptionSpec optionSpecs[] = {
DEF_LISTBOX_SET_GRID, -1, Tk_Offset(Listbox, setGrid), 0, 0, 0},
{TK_OPTION_STRING_TABLE, "-state", "state", "State",
DEF_LISTBOX_STATE, -1, Tk_Offset(Listbox, state),
- 0, (ClientData) stateStrings, 0},
+ 0, stateStrings, 0},
{TK_OPTION_STRING, "-takefocus", "takeFocus", "TakeFocus",
DEF_LISTBOX_TAKE_FOCUS, -1, Tk_Offset(Listbox, takeFocus),
TK_OPTION_NULL_OK, 0, 0},
@@ -313,22 +320,22 @@ static const Tk_OptionSpec itemAttrOptionSpecs[] = {
{TK_OPTION_BORDER, "-background", "background", "Background",
NULL, -1, Tk_Offset(ItemAttr, border),
TK_OPTION_NULL_OK|TK_OPTION_DONT_SET_DEFAULT,
- (ClientData) DEF_LISTBOX_BG_MONO, 0},
+ DEF_LISTBOX_BG_MONO, 0},
{TK_OPTION_SYNONYM, "-bg", NULL, NULL,
- NULL, 0, -1, 0, (ClientData) "-background", 0},
+ NULL, 0, -1, 0, "-background", 0},
{TK_OPTION_SYNONYM, "-fg", "foreground", NULL,
- NULL, 0, -1, 0, (ClientData) "-foreground", 0},
+ NULL, 0, -1, 0, "-foreground", 0},
{TK_OPTION_COLOR, "-foreground", "foreground", "Foreground",
NULL, -1, Tk_Offset(ItemAttr, fgColor),
TK_OPTION_NULL_OK|TK_OPTION_DONT_SET_DEFAULT, 0, 0},
{TK_OPTION_BORDER, "-selectbackground", "selectBackground", "Foreground",
NULL, -1, Tk_Offset(ItemAttr, selBorder),
TK_OPTION_NULL_OK|TK_OPTION_DONT_SET_DEFAULT,
- (ClientData) DEF_LISTBOX_SELECT_MONO, 0},
+ DEF_LISTBOX_SELECT_MONO, 0},
{TK_OPTION_COLOR, "-selectforeground", "selectForeground", "Background",
NULL, -1, Tk_Offset(ItemAttr, selFgColor),
TK_OPTION_NULL_OK|TK_OPTION_DONT_SET_DEFAULT,
- (ClientData) DEF_LISTBOX_SELECT_FG_MONO, 0},
+ DEF_LISTBOX_SELECT_FG_MONO, 0},
{TK_OPTION_END, NULL, NULL, NULL, NULL, 0, -1, 0, 0, 0}
};
@@ -338,7 +345,7 @@ static const Tk_OptionSpec itemAttrOptionSpecs[] = {
* dispatch the listbox widget command.
*/
-static const char *commandNames[] = {
+static const char *const commandNames[] = {
"activate", "bbox", "cget", "configure", "curselection", "delete", "get",
"index", "insert", "itemcget", "itemconfigure", "nearest", "scan",
"see", "selection", "size", "xview", "yview", NULL
@@ -351,21 +358,21 @@ enum command {
COMMAND_SIZE, COMMAND_XVIEW, COMMAND_YVIEW
};
-static const char *selCommandNames[] = {
+static const char *const selCommandNames[] = {
"anchor", "clear", "includes", "set", NULL
};
enum selcommand {
SELECTION_ANCHOR, SELECTION_CLEAR, SELECTION_INCLUDES, SELECTION_SET
};
-static const char *scanCommandNames[] = {
+static const char *const scanCommandNames[] = {
"mark", "dragto", NULL
};
enum scancommand {
SCAN_MARK, SCAN_DRAGTO
};
-static const char *indexNames[] = {
+static const char *const indexNames[] = {
"active", "anchor", "end", NULL
};
enum indices {
@@ -385,7 +392,7 @@ static int ConfigureListboxItem(Tcl_Interp *interp,
Tcl_Obj *const objv[], int index);
static int ListboxDeleteSubCmd(Listbox *listPtr,
int first, int last);
-static void DestroyListbox(char *memPtr);
+static void DestroyListbox(void *memPtr);
static void DestroyListboxOptionTables(ClientData clientData,
Tcl_Interp *interp);
static void DisplayListbox(ClientData clientData);
@@ -434,11 +441,11 @@ static void MigrateHashEntries(Tcl_HashTable *table,
* that can be invoked from generic window code.
*/
-static Tk_ClassProcs listboxClass = {
+static const Tk_ClassProcs listboxClass = {
sizeof(Tk_ClassProcs), /* size */
ListboxWorldChanged, /* worldChangedProc */
- NULL, /* createProc */
- NULL /* modalProc */
+ NULL, /* createProc */
+ NULL /* modalProc */
};
/*
@@ -470,7 +477,7 @@ Tk_ListboxObjCmd(
ListboxOptionTables *optionTables;
if (objc < 2) {
- Tcl_WrongNumArgs(interp, 1, objv, "pathName ?options?");
+ Tcl_WrongNumArgs(interp, 1, objv, "pathName ?-option value ...?");
return TCL_ERROR;
}
@@ -480,8 +487,7 @@ Tk_ListboxObjCmd(
return TCL_ERROR;
}
- optionTables = (ListboxOptionTables *)
- Tcl_GetAssocData(interp, "ListboxOptionTables", NULL);
+ optionTables = Tcl_GetAssocData(interp, "ListboxOptionTables", NULL);
if (optionTables == NULL) {
/*
* We haven't created the option tables for this widget class yet. Do
@@ -489,15 +495,14 @@ Tk_ListboxObjCmd(
* command, so future invocations will have access to it.
*/
- optionTables = (ListboxOptionTables *)
- ckalloc(sizeof(ListboxOptionTables));
+ optionTables = ckalloc(sizeof(ListboxOptionTables));
/*
* Set up an exit handler to free the optionTables struct.
*/
Tcl_SetAssocData(interp, "ListboxOptionTables",
- DestroyListboxOptionTables, (ClientData) optionTables);
+ DestroyListboxOptionTables, optionTables);
/*
* Create the listbox option table and the listbox item option table.
@@ -515,22 +520,20 @@ Tk_ListboxObjCmd(
* already (e.g. resource pointers).
*/
- listPtr = (Listbox *) ckalloc(sizeof(Listbox));
- memset(listPtr, 0, (sizeof(Listbox)));
+ listPtr = ckalloc(sizeof(Listbox));
+ memset(listPtr, 0, sizeof(Listbox));
listPtr->tkwin = tkwin;
listPtr->display = Tk_Display(tkwin);
listPtr->interp = interp;
listPtr->widgetCmd = Tcl_CreateObjCommand(interp,
- Tk_PathName(listPtr->tkwin), ListboxWidgetObjCmd,
- (ClientData) listPtr, ListboxCmdDeletedProc);
+ Tk_PathName(listPtr->tkwin), ListboxWidgetObjCmd, listPtr,
+ ListboxCmdDeletedProc);
listPtr->optionTable = optionTables->listboxOptionTable;
listPtr->itemAttrOptionTable = optionTables->itemAttrOptionTable;
- listPtr->selection = (Tcl_HashTable *)
- ckalloc(sizeof(Tcl_HashTable));
+ listPtr->selection = ckalloc(sizeof(Tcl_HashTable));
Tcl_InitHashTable(listPtr->selection, TCL_ONE_WORD_KEYS);
- listPtr->itemAttrTable = (Tcl_HashTable *)
- ckalloc(sizeof(Tcl_HashTable));
+ listPtr->itemAttrTable = ckalloc(sizeof(Tcl_HashTable));
Tcl_InitHashTable(listPtr->itemAttrTable, TCL_ONE_WORD_KEYS);
listPtr->relief = TK_RELIEF_RAISED;
listPtr->textGC = None;
@@ -548,15 +551,15 @@ Tk_ListboxObjCmd(
* otherwise Tk might free it while we still need it.
*/
- Tcl_Preserve((ClientData) listPtr->tkwin);
+ Tcl_Preserve(listPtr->tkwin);
Tk_SetClass(listPtr->tkwin, "Listbox");
- Tk_SetClassProcs(listPtr->tkwin, &listboxClass, (ClientData) listPtr);
+ Tk_SetClassProcs(listPtr->tkwin, &listboxClass, listPtr);
Tk_CreateEventHandler(listPtr->tkwin,
ExposureMask|StructureNotifyMask|FocusChangeMask,
- ListboxEventProc, (ClientData) listPtr);
+ ListboxEventProc, listPtr);
Tk_CreateSelHandler(listPtr->tkwin, XA_PRIMARY, XA_STRING,
- ListboxFetchSelection, (ClientData) listPtr, XA_STRING);
+ ListboxFetchSelection, listPtr, XA_STRING);
if (Tk_InitOptions(interp, (char *)listPtr,
optionTables->listboxOptionTable, tkwin) != TCL_OK) {
Tk_DestroyWindow(listPtr->tkwin);
@@ -568,7 +571,7 @@ Tk_ListboxObjCmd(
return TCL_ERROR;
}
- Tcl_SetResult(interp, Tk_PathName(listPtr->tkwin), TCL_STATIC);
+ Tcl_SetObjResult(interp, TkNewWindowObj(listPtr->tkwin));
return TCL_OK;
}
@@ -597,12 +600,13 @@ ListboxWidgetObjCmd(
int objc, /* Number of arguments. */
Tcl_Obj *const objv[]) /* Arguments as Tcl_Obj's. */
{
- register Listbox *listPtr = (Listbox *) clientData;
+ register Listbox *listPtr = clientData;
int cmdIndex, index;
int result = TCL_OK;
+ Tcl_Obj *objPtr;
if (objc < 2) {
- Tcl_WrongNumArgs(interp, 1, objv, "option ?arg arg ...?");
+ Tcl_WrongNumArgs(interp, 1, objv, "option ?arg ...?");
return TCL_ERROR;
}
@@ -617,7 +621,7 @@ ListboxWidgetObjCmd(
return result;
}
- Tcl_Preserve((ClientData)listPtr);
+ Tcl_Preserve(listPtr);
/*
* The subcommand was valid, so continue processing.
@@ -664,9 +668,7 @@ ListboxWidgetObjCmd(
result = ListboxBboxSubCmd(interp, listPtr, index);
break;
- case COMMAND_CGET: {
- Tcl_Obj *objPtr;
-
+ case COMMAND_CGET:
if (objc != 3) {
Tcl_WrongNumArgs(interp, 2, objv, "option");
result = TCL_ERROR;
@@ -682,11 +684,8 @@ ListboxWidgetObjCmd(
Tcl_SetObjResult(interp, objPtr);
result = TCL_OK;
break;
- }
-
- case COMMAND_CONFIGURE: {
- Tcl_Obj *objPtr;
+ case COMMAND_CONFIGURE:
if (objc <= 3) {
objPtr = Tk_GetOptionInfo(interp, (char *) listPtr,
listPtr->optionTable,
@@ -694,18 +693,15 @@ ListboxWidgetObjCmd(
if (objPtr == NULL) {
result = TCL_ERROR;
break;
- } else {
- Tcl_SetObjResult(interp, objPtr);
- result = TCL_OK;
}
+ Tcl_SetObjResult(interp, objPtr);
+ result = TCL_OK;
} else {
result = ConfigureListbox(interp, listPtr, objc-2, objv+2, 0);
}
break;
- }
case COMMAND_CURSELECTION: {
- char indexStringRep[TCL_INTEGER_SPACE];
int i;
if (objc != 2) {
@@ -722,12 +718,13 @@ ListboxWidgetObjCmd(
* selected.
*/
+ objPtr = Tcl_NewObj();
for (i = 0; i < listPtr->nElements; i++) {
- if (Tcl_FindHashEntry(listPtr->selection, (char *) INT2PTR(i))) {
- sprintf(indexStringRep, "%d", i);
- Tcl_AppendElement(interp, indexStringRep);
+ if (Tcl_FindHashEntry(listPtr->selection, KEY(i))) {
+ Tcl_ListObjAppendElement(NULL, objPtr, Tcl_NewIntObj(i));
}
}
+ Tcl_SetObjResult(interp, objPtr);
result = TCL_OK;
break;
}
@@ -820,8 +817,8 @@ ListboxWidgetObjCmd(
Tcl_SetObjResult(interp, elemPtrs[first]);
} else {
- Tcl_SetListObj(Tcl_GetObjResult(interp), (last - first + 1),
- &(elemPtrs[first]));
+ Tcl_SetObjResult(interp,
+ Tcl_NewListObj(last-first+1, elemPtrs+first));
}
result = TCL_OK;
break;
@@ -843,7 +840,7 @@ ListboxWidgetObjCmd(
case COMMAND_INSERT:
if (objc < 3) {
- Tcl_WrongNumArgs(interp, 2, objv, "index ?element element ...?");
+ Tcl_WrongNumArgs(interp, 2, objv, "index ?element ...?");
result = TCL_ERROR;
break;
}
@@ -861,7 +858,6 @@ ListboxWidgetObjCmd(
break;
case COMMAND_ITEMCGET: {
- Tcl_Obj *objPtr;
ItemAttr *attrPtr;
if (objc != 4) {
@@ -876,8 +872,10 @@ ListboxWidgetObjCmd(
}
if (index < 0 || index >= listPtr->nElements) {
- Tcl_AppendResult(interp, "item number \"",
- Tcl_GetString(objv[2]), "\" out of range", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "item number \"%s\" out of range",
+ Tcl_GetString(objv[2])));
+ Tcl_SetErrorCode(interp, "TK", "LISTBOX", "ITEM_INDEX", NULL);
result = TCL_ERROR;
break;
}
@@ -896,12 +894,11 @@ ListboxWidgetObjCmd(
}
case COMMAND_ITEMCONFIGURE: {
- Tcl_Obj *objPtr;
ItemAttr *attrPtr;
if (objc < 3) {
Tcl_WrongNumArgs(interp, 2, objv,
- "index ?option? ?value? ?option value ...?");
+ "index ?-option? ?value? ?-option value ...?");
result = TCL_ERROR;
break;
}
@@ -912,8 +909,10 @@ ListboxWidgetObjCmd(
}
if (index < 0 || index >= listPtr->nElements) {
- Tcl_AppendResult(interp, "item number \"", Tcl_GetString(objv[2]),
- "\" out of range", NULL);
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "item number \"%s\" out of range",
+ Tcl_GetString(objv[2])));
+ Tcl_SetErrorCode(interp, "TK", "LISTBOX", "ITEM_INDEX", NULL);
result = TCL_ERROR;
break;
}
@@ -926,10 +925,9 @@ ListboxWidgetObjCmd(
if (objPtr == NULL) {
result = TCL_ERROR;
break;
- } else {
- Tcl_SetObjResult(interp, objPtr);
- result = TCL_OK;
}
+ Tcl_SetObjResult(interp, objPtr);
+ result = TCL_OK;
} else {
result = ConfigureListboxItem(interp, listPtr, attrPtr,
objc-3, objv+3, index);
@@ -1011,7 +1009,7 @@ ListboxWidgetObjCmd(
}
diff = listPtr->topIndex - index;
if (diff > 0) {
- if (diff <= (listPtr->fullLines/3)) {
+ if (diff <= listPtr->fullLines / 3) {
ChangeListboxView(listPtr, index);
} else {
ChangeListboxView(listPtr, index - (listPtr->fullLines-1)/2);
@@ -1019,7 +1017,7 @@ ListboxWidgetObjCmd(
} else {
diff = index - (listPtr->topIndex + listPtr->fullLines - 1);
if (diff > 0) {
- if (diff <= (listPtr->fullLines/3)) {
+ if (diff <= listPtr->fullLines / 3) {
ChangeListboxView(listPtr, listPtr->topIndex + diff);
} else {
ChangeListboxView(listPtr, index-(listPtr->fullLines-1)/2);
@@ -1049,7 +1047,7 @@ ListboxWidgetObjCmd(
result = ListboxYviewSubCmd(interp, listPtr, objc, objv);
break;
}
- Tcl_Release((ClientData)listPtr);
+ Tcl_Release(listPtr);
return result;
}
@@ -1094,9 +1092,8 @@ ListboxBboxSubCmd(
*/
if ((listPtr->topIndex <= index) && (index < lastVisibleIndex)) {
- char buf[TCL_INTEGER_SPACE * 4];
- Tcl_Obj *el;
- char *stringRep;
+ Tcl_Obj *el, *results[4];
+ const char *stringRep;
int pixelWidth, stringLen, x, y, result;
Tk_FontMetrics fm;
@@ -1116,8 +1113,11 @@ ListboxBboxSubCmd(
x = listPtr->inset + listPtr->selBorderWidth - listPtr->xOffset;
y = ((index - listPtr->topIndex)*listPtr->lineHeight)
+ listPtr->inset + listPtr->selBorderWidth;
- sprintf(buf, "%d %d %d %d", x, y, pixelWidth, fm.linespace);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
+ results[0] = Tcl_NewIntObj(x);
+ results[1] = Tcl_NewIntObj(y);
+ results[2] = Tcl_NewIntObj(pixelWidth);
+ results[3] = Tcl_NewIntObj(fm.linespace);
+ Tcl_SetObjResult(interp, Tcl_NewListObj(4, results));
}
return TCL_OK;
}
@@ -1202,9 +1202,8 @@ ListboxSelectionSubCmd(
Tcl_WrongNumArgs(interp, 3, objv, "index");
return TCL_ERROR;
}
- Tcl_SetObjResult(interp,
- Tcl_NewBooleanObj((Tcl_FindHashEntry(listPtr->selection,
- (char *) INT2PTR(first)) != NULL)));
+ Tcl_SetObjResult(interp, Tcl_NewBooleanObj(
+ Tcl_FindHashEntry(listPtr->selection, KEY(first)) != NULL));
result = TCL_OK;
break;
case SELECTION_SET:
@@ -1237,45 +1236,45 @@ ListboxXviewSubCmd(
int objc, /* Number of arguments in the objv array */
Tcl_Obj *const objv[]) /* Array of arguments to the procedure */
{
-
- int index, count, type, windowWidth, windowUnits;
+ int index, count, windowWidth, windowUnits;
int offset = 0; /* Initialized to stop gcc warnings. */
- double fraction, fraction2;
+ double fraction;
windowWidth = Tk_Width(listPtr->tkwin)
- 2*(listPtr->inset + listPtr->selBorderWidth);
if (objc == 2) {
+ Tcl_Obj *results[2];
+
if (listPtr->maxWidth == 0) {
- Tcl_SetResult(interp, "0.0 1.0", TCL_STATIC);
+ results[0] = Tcl_NewDoubleObj(0.0);
+ results[1] = Tcl_NewDoubleObj(1.0);
} else {
- char buf[TCL_DOUBLE_SPACE];
+ double fraction2;
- fraction = listPtr->xOffset/((double) listPtr->maxWidth);
+ fraction = listPtr->xOffset / (double) listPtr->maxWidth;
fraction2 = (listPtr->xOffset + windowWidth)
- / ((double) listPtr->maxWidth);
+ / (double) listPtr->maxWidth;
if (fraction2 > 1.0) {
fraction2 = 1.0;
}
- Tcl_PrintDouble(NULL, fraction, buf);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
- Tcl_PrintDouble(NULL, fraction2, buf);
- Tcl_AppendResult(interp, " ", buf, NULL);
+ results[0] = Tcl_NewDoubleObj(fraction);
+ results[1] = Tcl_NewDoubleObj(fraction2);
}
+ Tcl_SetObjResult(interp, Tcl_NewListObj(2, results));
} else if (objc == 3) {
if (Tcl_GetIntFromObj(interp, objv[2], &index) != TCL_OK) {
return TCL_ERROR;
}
ChangeListboxOffset(listPtr, index*listPtr->xScrollUnit);
} else {
- type = Tk_GetScrollInfoObj(interp, objc, objv, &fraction, &count);
- switch (type) {
+ switch (Tk_GetScrollInfoObj(interp, objc, objv, &fraction, &count)) {
case TK_SCROLL_ERROR:
return TCL_ERROR;
case TK_SCROLL_MOVETO:
offset = (int) (fraction*listPtr->maxWidth + 0.5);
break;
case TK_SCROLL_PAGES:
- windowUnits = windowWidth/listPtr->xScrollUnit;
+ windowUnits = windowWidth / listPtr->xScrollUnit;
if (windowUnits > 2) {
offset = listPtr->xOffset
+ count*listPtr->xScrollUnit*(windowUnits-2);
@@ -1315,34 +1314,34 @@ ListboxYviewSubCmd(
int objc, /* Number of arguments in the objv array */
Tcl_Obj *const objv[]) /* Array of arguments to the procedure */
{
- int index, count, type;
- double fraction, fraction2;
+ int index, count;
+ double fraction;
if (objc == 2) {
+ Tcl_Obj *results[2];
+
if (listPtr->nElements == 0) {
- Tcl_SetResult(interp, "0.0 1.0", TCL_STATIC);
+ results[0] = Tcl_NewDoubleObj(0.0);
+ results[1] = Tcl_NewDoubleObj(1.0);
} else {
- char buf[TCL_DOUBLE_SPACE];
+ double fraction2, numEls = (double) listPtr->nElements;
- fraction = listPtr->topIndex/((double) listPtr->nElements);
- fraction2 = (listPtr->topIndex+listPtr->fullLines)
- /((double) listPtr->nElements);
+ fraction = listPtr->topIndex / numEls;
+ fraction2 = (listPtr->topIndex+listPtr->fullLines) / numEls;
if (fraction2 > 1.0) {
fraction2 = 1.0;
}
- Tcl_PrintDouble(NULL, fraction, buf);
- Tcl_SetResult(interp, buf, TCL_VOLATILE);
- Tcl_PrintDouble(NULL, fraction2, buf);
- Tcl_AppendResult(interp, " ", buf, NULL);
+ results[0] = Tcl_NewDoubleObj(fraction);
+ results[1] = Tcl_NewDoubleObj(fraction2);
}
+ Tcl_SetObjResult(interp, Tcl_NewListObj(2, results));
} else if (objc == 3) {
if (GetListboxIndex(interp, listPtr, objv[2], 0, &index) != TCL_OK) {
return TCL_ERROR;
}
ChangeListboxView(listPtr, index);
} else {
- type = Tk_GetScrollInfoObj(interp, objc, objv, &fraction, &count);
- switch (type) {
+ switch (Tk_GetScrollInfoObj(interp, objc, objv, &fraction, &count)) {
case TK_SCROLL_MOVETO:
index = (int) (listPtr->nElements*fraction + 0.5);
break;
@@ -1393,19 +1392,19 @@ ListboxGetItemAttributes(
Tcl_HashEntry *entry;
ItemAttr *attrs;
- entry = Tcl_CreateHashEntry(listPtr->itemAttrTable,
- (char *) INT2PTR(index), &isNew);
+ entry = Tcl_CreateHashEntry(listPtr->itemAttrTable, KEY(index), &isNew);
if (isNew) {
- attrs = (ItemAttr *) ckalloc(sizeof(ItemAttr));
+ attrs = ckalloc(sizeof(ItemAttr));
attrs->border = NULL;
attrs->selBorder = NULL;
attrs->fgColor = NULL;
attrs->selFgColor = NULL;
Tk_InitOptions(interp, (char *)attrs, listPtr->itemAttrOptionTable,
listPtr->tkwin);
- Tcl_SetHashValue(entry, (ClientData) attrs);
+ Tcl_SetHashValue(entry, attrs);
+ } else {
+ attrs = Tcl_GetHashValue(entry);
}
- attrs = (ItemAttr *)Tcl_GetHashValue(entry);
return attrs;
}
@@ -1429,9 +1428,9 @@ ListboxGetItemAttributes(
static void
DestroyListbox(
- char *memPtr) /* Info about listbox widget. */
+ void *memPtr) /* Info about listbox widget. */
{
- register Listbox *listPtr = (Listbox *) memPtr;
+ register Listbox *listPtr = memPtr;
Tcl_HashEntry *entry;
Tcl_HashSearch search;
@@ -1445,9 +1444,9 @@ DestroyListbox(
}
if (listPtr->listVarName != NULL) {
- Tcl_UntraceVar(listPtr->interp, listPtr->listVarName,
+ Tcl_UntraceVar2(listPtr->interp, listPtr->listVarName, NULL,
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
- ListboxListVarProc, (ClientData) listPtr);
+ ListboxListVarProc, listPtr);
}
/*
@@ -1455,7 +1454,7 @@ DestroyListbox(
*/
Tcl_DeleteHashTable(listPtr->selection);
- ckfree((char *)listPtr->selection);
+ ckfree(listPtr->selection);
/*
* Free the item attribute hash table.
@@ -1463,10 +1462,10 @@ DestroyListbox(
for (entry = Tcl_FirstHashEntry(listPtr->itemAttrTable, &search);
entry != NULL; entry = Tcl_NextHashEntry(&search)) {
- ckfree((char *)Tcl_GetHashValue(entry));
+ ckfree(Tcl_GetHashValue(entry));
}
Tcl_DeleteHashTable(listPtr->itemAttrTable);
- ckfree((char *)listPtr->itemAttrTable);
+ ckfree(listPtr->itemAttrTable);
/*
* Free up all the stuff that requires special handling, then let
@@ -1483,11 +1482,11 @@ DestroyListbox(
Tk_FreeBitmap(Tk_Display(listPtr->tkwin), listPtr->gray);
}
- Tk_FreeConfigOptions((char *)listPtr, listPtr->optionTable,
+ Tk_FreeConfigOptions((char *) listPtr, listPtr->optionTable,
listPtr->tkwin);
- Tcl_Release((ClientData) listPtr->tkwin);
+ Tcl_Release(listPtr->tkwin);
listPtr->tkwin = NULL;
- ckfree((char *) listPtr);
+ ckfree(listPtr);
}
/*
@@ -1513,7 +1512,7 @@ DestroyListboxOptionTables(
ClientData clientData, /* Pointer to the OptionTables struct */
Tcl_Interp *interp) /* Pointer to the calling interp */
{
- ckfree((char *) clientData);
+ ckfree(clientData);
return;
}
@@ -1553,9 +1552,9 @@ ConfigureListbox(
oldExport = listPtr->exportSelection;
if (listPtr->listVarName != NULL) {
- Tcl_UntraceVar(interp, listPtr->listVarName,
+ Tcl_UntraceVar2(interp, listPtr->listVarName, NULL,
TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
- ListboxListVarProc, (ClientData) listPtr);
+ ListboxListVarProc, listPtr);
}
for (error = 0; error <= 1; error++) {
@@ -1598,8 +1597,8 @@ ConfigureListbox(
if (listPtr->exportSelection && !oldExport
&& (listPtr->numSelected != 0)) {
- Tk_OwnSelection(listPtr->tkwin, XA_PRIMARY, ListboxLostSelection,
- (ClientData) listPtr);
+ Tk_OwnSelection(listPtr->tkwin, XA_PRIMARY,
+ ListboxLostSelection, listPtr);
}
/*
@@ -1646,9 +1645,9 @@ ConfigureListbox(
}
listPtr->listObj = listVarObj;
- Tcl_TraceVar(listPtr->interp, listPtr->listVarName,
- TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
- ListboxListVarProc, (ClientData) listPtr);
+ Tcl_TraceVar2(listPtr->interp, listPtr->listVarName,
+ NULL, TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
+ ListboxListVarProc, listPtr);
} else if (listPtr->listObj == NULL) {
listPtr->listObj = Tcl_NewObj();
}
@@ -1672,10 +1671,9 @@ ConfigureListbox(
Tcl_SetObjResult(interp, errorResult);
Tcl_DecrRefCount(errorResult);
return TCL_ERROR;
- } else {
- ListboxWorldChanged((ClientData) listPtr);
- return TCL_OK;
}
+ ListboxWorldChanged(listPtr);
+ return TCL_OK;
}
/*
@@ -1752,7 +1750,7 @@ ListboxWorldChanged(
XGCValues gcValues;
GC gc;
unsigned long mask;
- Listbox *listPtr = (Listbox *) instanceData;
+ Listbox *listPtr = instanceData;
if (listPtr->state & STATE_NORMAL) {
gcValues.foreground = listPtr->fgColorPtr->pixel;
@@ -1823,14 +1821,14 @@ static void
DisplayListbox(
ClientData clientData) /* Information about window. */
{
- register Listbox *listPtr = (Listbox *) clientData;
+ register Listbox *listPtr = clientData;
register Tk_Window tkwin = listPtr->tkwin;
GC gc;
int i, limit, x, y, prevSelected, freeGC, stringLen;
Tk_FontMetrics fm;
Tcl_Obj *curElement;
Tcl_HashEntry *entry;
- char *stringRep;
+ const char *stringRep;
ItemAttr *attrs;
Tk_3DBorder selectedBg;
XGCValues gcValues;
@@ -1851,23 +1849,23 @@ DisplayListbox(
listPtr->flags |= UPDATE_H_SCROLLBAR;
}
- Tcl_Preserve((ClientData) listPtr);
+ Tcl_Preserve(listPtr);
if (listPtr->flags & UPDATE_V_SCROLLBAR) {
ListboxUpdateVScrollbar(listPtr);
if ((listPtr->flags & LISTBOX_DELETED) || !Tk_IsMapped(tkwin)) {
- Tcl_Release((ClientData) listPtr);
+ Tcl_Release(listPtr);
return;
}
}
if (listPtr->flags & UPDATE_H_SCROLLBAR) {
ListboxUpdateHScrollbar(listPtr);
if ((listPtr->flags & LISTBOX_DELETED) || !Tk_IsMapped(tkwin)) {
- Tcl_Release((ClientData) listPtr);
+ Tcl_Release(listPtr);
return;
}
}
listPtr->flags &= ~(REDRAW_PENDING|UPDATE_V_SCROLLBAR|UPDATE_H_SCROLLBAR);
- Tcl_Release((ClientData) listPtr);
+ Tcl_Release(listPtr);
#ifndef TK_NO_DOUBLE_BUFFERING
/*
@@ -1917,7 +1915,7 @@ DisplayListbox(
* special foreground/background colors.
*/
- entry = Tcl_FindHashEntry(listPtr->itemAttrTable, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(listPtr->itemAttrTable, KEY(i));
/*
* If the listbox is enabled, items may be drawn differently; they may
@@ -1926,7 +1924,7 @@ DisplayListbox(
*/
if (listPtr->state & STATE_NORMAL) {
- if (Tcl_FindHashEntry(listPtr->selection, (char *) INT2PTR(i))) {
+ if (Tcl_FindHashEntry(listPtr->selection, KEY(i))) {
/*
* Selected items are drawn differently.
*/
@@ -1941,7 +1939,7 @@ DisplayListbox(
*/
if (entry != NULL) {
- attrs = (ItemAttr *)Tcl_GetHashValue(entry);
+ attrs = Tcl_GetHashValue(entry);
/*
* Default GC has the values from the widget at large.
@@ -2008,8 +2006,7 @@ DisplayListbox(
}
/* Draw bottom bevel */
if (i + 1 == listPtr->nElements ||
- Tcl_FindHashEntry(listPtr->selection,
- (char *) INT2PTR(i + 1)) == NULL ) {
+ !Tcl_FindHashEntry(listPtr->selection, KEY(i + 1))) {
Tk_3DHorizontalBevel(tkwin, pixmap, selectedBg, x-left,
y + listPtr->lineHeight - listPtr->selBorderWidth,
width+left+right, listPtr->selBorderWidth, 0, 0, 0,
@@ -2023,7 +2020,7 @@ DisplayListbox(
*/
if (entry != NULL) {
- attrs = (ItemAttr *)Tcl_GetHashValue(entry);
+ attrs = Tcl_GetHashValue(entry);
gcValues.foreground = listPtr->fgColorPtr->pixel;
gcValues.font = Tk_FontId(listPtr->tkfont);
gcValues.graphics_exposures = False;
@@ -2213,7 +2210,7 @@ ListboxComputeGeometry(
int width, height, pixelWidth, pixelHeight, textLength, i, result;
Tk_FontMetrics fm;
Tcl_Obj *element;
- char *text;
+ const char *text;
if (fontChanged || maxIsStale) {
listPtr->xScrollUnit = Tk_TextWidth(listPtr->tkfont, "0", 1);
@@ -2245,7 +2242,7 @@ ListboxComputeGeometry(
width = listPtr->width;
if (width <= 0) {
width = (listPtr->maxWidth + listPtr->xScrollUnit - 1)
- /listPtr->xScrollUnit;
+ / listPtr->xScrollUnit;
if (width < 1) {
width = 1;
}
@@ -2299,7 +2296,7 @@ ListboxInsertSubCmd(
{
int i, oldMaxWidth, pixelWidth, result, length;
Tcl_Obj *newListObj;
- char *stringRep;
+ const char *stringRep;
oldMaxWidth = listPtr->maxWidth;
for (i = 0; i < objc; i++) {
@@ -2413,7 +2410,7 @@ ListboxDeleteSubCmd(
{
int count, i, widthChanged, length, result, pixelWidth;
Tcl_Obj *newListObj, *element;
- char *stringRep;
+ const char *stringRep;
Tcl_HashEntry *entry;
/*
@@ -2446,15 +2443,15 @@ ListboxDeleteSubCmd(
* Remove selection information.
*/
- entry = Tcl_FindHashEntry(listPtr->selection, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(listPtr->selection, KEY(i));
if (entry != NULL) {
listPtr->numSelected--;
Tcl_DeleteHashEntry(entry);
}
- entry = Tcl_FindHashEntry(listPtr->itemAttrTable, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(listPtr->itemAttrTable, KEY(i));
if (entry != NULL) {
- ckfree((char *)Tcl_GetHashValue(entry));
+ ckfree(Tcl_GetHashValue(entry));
Tcl_DeleteHashEntry(entry);
}
@@ -2584,7 +2581,7 @@ ListboxEventProc(
ClientData clientData, /* Information about window. */
XEvent *eventPtr) /* Information about event. */
{
- Listbox *listPtr = (Listbox *) clientData;
+ Listbox *listPtr = clientData;
if (eventPtr->type == Expose) {
EventuallyRedrawRange(listPtr,
@@ -2601,7 +2598,7 @@ ListboxEventProc(
if (listPtr->flags & REDRAW_PENDING) {
Tcl_CancelIdleCall(DisplayListbox, clientData);
}
- Tcl_EventuallyFree(clientData, DestroyListbox);
+ Tcl_EventuallyFree(clientData, (Tcl_FreeProc *) DestroyListbox);
}
} else if (eventPtr->type == ConfigureNotify) {
int vertSpace;
@@ -2659,7 +2656,7 @@ static void
ListboxCmdDeletedProc(
ClientData clientData) /* Pointer to widget record for widget. */
{
- Listbox *listPtr = (Listbox *) clientData;
+ Listbox *listPtr = clientData;
/*
* This procedure could be invoked either because the window was destroyed
@@ -2703,7 +2700,7 @@ GetListboxIndex(
int *indexPtr) /* Where to store converted index. */
{
int result, index;
- char *stringRep;
+ const char *stringRep;
/*
* First see if the index is one of the named indices.
@@ -2740,23 +2737,18 @@ GetListboxIndex(
if (stringRep[0] == '@') {
/* @x,y index */
int y;
- char *start, *end;
+ const char *start;
+ char *end;
start = stringRep + 1;
y = strtol(start, &end, 0);
if ((start == end) || (*end != ',')) {
- Tcl_AppendResult(interp, "bad listbox index \"", stringRep,
- "\": must be active, anchor, end, @x,y, or a number",
- NULL);
- return TCL_ERROR;
+ goto badIndex;
}
start = end+1;
y = strtol(start, &end, 0);
if ((start == end) || (*end != '\0')) {
- Tcl_AppendResult(interp, "bad listbox index \"", stringRep,
- "\": must be active, anchor, end, @x,y, or a number",
- NULL);
- return TCL_ERROR;
+ goto badIndex;
}
*indexPtr = NearestListboxElement(listPtr, y);
return TCL_OK;
@@ -2774,10 +2766,11 @@ GetListboxIndex(
* Everything failed, nothing matched. Throw up an error message.
*/
- Tcl_ResetResult(interp);
- Tcl_AppendResult(interp, "bad listbox index \"",
- Tcl_GetString(indexObj), "\": must be active, anchor, ",
- "end, @x,y, or a number", NULL);
+ badIndex:
+ Tcl_SetObjResult(interp, Tcl_ObjPrintf(
+ "bad listbox index \"%s\": must be active, anchor, end, @x,y,"
+ " or a number", Tcl_GetString(indexObj)));
+ Tcl_SetErrorCode(interp, "TK", "VALUE", "LISTBOX_INDEX", NULL);
return TCL_ERROR;
}
@@ -2909,7 +2902,7 @@ ListboxScanTo(
*/
newTopIndex = listPtr->scanMarkYIndex
- - (10*(y - listPtr->scanMarkY))/listPtr->lineHeight;
+ - (10*(y - listPtr->scanMarkY)) / listPtr->lineHeight;
if (newTopIndex > maxIndex) {
newTopIndex = listPtr->scanMarkYIndex = maxIndex;
listPtr->scanMarkY = y;
@@ -2961,7 +2954,7 @@ NearestListboxElement(
{
int index;
- index = (y - listPtr->inset)/listPtr->lineHeight;
+ index = (y - listPtr->inset) / listPtr->lineHeight;
if (index >= (listPtr->fullLines + listPtr->partialLine)) {
index = listPtr->fullLines + listPtr->partialLine - 1;
}
@@ -3032,7 +3025,7 @@ ListboxSelect(
*/
for (i = first; i <= last; i++) {
- entry = Tcl_FindHashEntry(listPtr->selection, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(listPtr->selection, KEY(i));
if (entry != NULL) {
if (!select) {
Tcl_DeleteHashEntry(entry);
@@ -3043,9 +3036,9 @@ ListboxSelect(
}
} else {
if (select) {
- entry = Tcl_CreateHashEntry(listPtr->selection,
- (char *) INT2PTR(i), &isNew);
- Tcl_SetHashValue(entry, (ClientData) NULL);
+ entry = Tcl_CreateHashEntry(listPtr->selection, KEY(i),
+ &isNew);
+ Tcl_SetHashValue(entry, NULL);
listPtr->numSelected++;
if (firstRedisplay < 0) {
firstRedisplay = i;
@@ -3058,9 +3051,9 @@ ListboxSelect(
EventuallyRedrawRange(listPtr, first, last);
}
if ((oldCount == 0) && (listPtr->numSelected > 0)
- && (listPtr->exportSelection)) {
- Tk_OwnSelection(listPtr->tkwin, XA_PRIMARY, ListboxLostSelection,
- (ClientData) listPtr);
+ && listPtr->exportSelection) {
+ Tk_OwnSelection(listPtr->tkwin, XA_PRIMARY,
+ ListboxLostSelection, listPtr);
}
return TCL_OK;
}
@@ -3097,11 +3090,11 @@ ListboxFetchSelection(
* not including terminating NULL
* character. */
{
- register Listbox *listPtr = (Listbox *) clientData;
+ register Listbox *listPtr = clientData;
Tcl_DString selection;
int length, count, needNewline, stringLen, i;
Tcl_Obj *curElement;
- char *stringRep;
+ const char *stringRep;
Tcl_HashEntry *entry;
if (!listPtr->exportSelection) {
@@ -3115,7 +3108,7 @@ ListboxFetchSelection(
needNewline = 0;
Tcl_DStringInit(&selection);
for (i = 0; i < listPtr->nElements; i++) {
- entry = Tcl_FindHashEntry(listPtr->selection, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(listPtr->selection, KEY(i));
if (entry != NULL) {
if (needNewline) {
Tcl_DStringAppend(&selection, "\n", 1);
@@ -3173,7 +3166,7 @@ static void
ListboxLostSelection(
ClientData clientData) /* Information about listbox widget. */
{
- register Listbox *listPtr = (Listbox *) clientData;
+ register Listbox *listPtr = clientData;
if ((listPtr->exportSelection) && (listPtr->nElements > 0)) {
ListboxSelect(listPtr, 0, listPtr->nElements-1, 0);
@@ -3217,7 +3210,7 @@ EventuallyRedrawRange(
return;
}
listPtr->flags |= REDRAW_PENDING;
- Tcl_DoWhenIdle(DisplayListbox, (ClientData) listPtr);
+ Tcl_DoWhenIdle(DisplayListbox, listPtr);
}
/*
@@ -3244,10 +3237,11 @@ static void
ListboxUpdateVScrollbar(
register Listbox *listPtr) /* Information about widget. */
{
- char firstStr[TCL_DOUBLE_SPACE+1], lastStr[TCL_DOUBLE_SPACE+1];
+ char firstStr[TCL_DOUBLE_SPACE], lastStr[TCL_DOUBLE_SPACE];
double first, last;
int result;
Tcl_Interp *interp;
+ Tcl_DString buf;
if (listPtr->yScrollCmd == NULL) {
return;
@@ -3263,9 +3257,8 @@ ListboxUpdateVScrollbar(
last = 1.0;
}
}
- firstStr[0] = lastStr[0] = ' ';
- Tcl_PrintDouble(NULL, first, firstStr+1);
- Tcl_PrintDouble(NULL, last, lastStr+1);
+ Tcl_PrintDouble(NULL, first, firstStr);
+ Tcl_PrintDouble(NULL, last, lastStr);
/*
* We must hold onto the interpreter from the listPtr because the data at
@@ -3274,12 +3267,18 @@ ListboxUpdateVScrollbar(
interp = listPtr->interp;
Tcl_Preserve(interp);
- result = Tcl_VarEval(interp, listPtr->yScrollCmd, firstStr, lastStr,
- NULL);
+ Tcl_DStringInit(&buf);
+ Tcl_DStringAppend(&buf, listPtr->yScrollCmd, -1);
+ Tcl_DStringAppend(&buf, " ", -1);
+ Tcl_DStringAppend(&buf, firstStr, -1);
+ Tcl_DStringAppend(&buf, " ", -1);
+ Tcl_DStringAppend(&buf, lastStr, -1);
+ result = Tcl_EvalEx(interp, Tcl_DStringValue(&buf), -1, 0);
+ Tcl_DStringFree(&buf);
if (result != TCL_OK) {
Tcl_AddErrorInfo(interp,
"\n (vertical scrolling command executed by listbox)");
- Tcl_BackgroundError(interp);
+ Tcl_BackgroundException(interp, result);
}
Tcl_Release(interp);
}
@@ -3308,31 +3307,30 @@ static void
ListboxUpdateHScrollbar(
register Listbox *listPtr) /* Information about widget. */
{
- char firstStr[TCL_DOUBLE_SPACE+1], lastStr[TCL_DOUBLE_SPACE+1];
+ char firstStr[TCL_DOUBLE_SPACE], lastStr[TCL_DOUBLE_SPACE];
int result, windowWidth;
double first, last;
Tcl_Interp *interp;
+ Tcl_DString buf;
if (listPtr->xScrollCmd == NULL) {
return;
}
- windowWidth = Tk_Width(listPtr->tkwin) - 2*(listPtr->inset
- + listPtr->selBorderWidth);
+
+ windowWidth = Tk_Width(listPtr->tkwin)
+ - 2*(listPtr->inset + listPtr->selBorderWidth);
if (listPtr->maxWidth == 0) {
first = 0;
last = 1.0;
} else {
- register double maxWide = (double) listPtr->maxWidth;
-
- first = listPtr->xOffset / maxWide;
- last = (listPtr->xOffset + windowWidth) / maxWide;
+ first = listPtr->xOffset / (double) listPtr->maxWidth;
+ last = (listPtr->xOffset + windowWidth) / (double) listPtr->maxWidth;
if (last > 1.0) {
last = 1.0;
}
}
- firstStr[0] = lastStr[0] = ' ';
- Tcl_PrintDouble(NULL, first, firstStr+1);
- Tcl_PrintDouble(NULL, last, lastStr+1);
+ Tcl_PrintDouble(NULL, first, firstStr);
+ Tcl_PrintDouble(NULL, last, lastStr);
/*
* We must hold onto the interpreter because the data referred to at
@@ -3341,12 +3339,18 @@ ListboxUpdateHScrollbar(
interp = listPtr->interp;
Tcl_Preserve(interp);
- result = Tcl_VarEval(interp, listPtr->xScrollCmd, firstStr, lastStr,
- NULL);
+ Tcl_DStringInit(&buf);
+ Tcl_DStringAppend(&buf, listPtr->xScrollCmd, -1);
+ Tcl_DStringAppend(&buf, " ", -1);
+ Tcl_DStringAppend(&buf, firstStr, -1);
+ Tcl_DStringAppend(&buf, " ", -1);
+ Tcl_DStringAppend(&buf, lastStr, -1);
+ result = Tcl_EvalEx(interp, Tcl_DStringValue(&buf), -1, 0);
+ Tcl_DStringFree(&buf);
if (result != TCL_OK) {
Tcl_AddErrorInfo(interp,
"\n (horizontal scrolling command executed by listbox)");
- Tcl_BackgroundError(interp);
+ Tcl_BackgroundException(interp, result);
}
Tcl_Release(interp);
}
@@ -3375,7 +3379,7 @@ ListboxListVarProc(
const char *name2, /* Not used. */
int flags) /* Information about what happened. */
{
- Listbox *listPtr = (Listbox *)clientData;
+ Listbox *listPtr = clientData;
Tcl_Obj *oldListObj, *varListObj;
int oldLength, i;
Tcl_HashEntry *entry;
@@ -3388,8 +3392,8 @@ ListboxListVarProc(
if ((flags & TCL_TRACE_DESTROYED) && !(flags & TCL_INTERP_DESTROYED)) {
Tcl_SetVar2Ex(interp, listPtr->listVarName, NULL,
listPtr->listObj, TCL_GLOBAL_ONLY);
- Tcl_TraceVar(interp, listPtr->listVarName,
- TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
+ Tcl_TraceVar2(interp, listPtr->listVarName,
+ NULL, TCL_GLOBAL_ONLY|TCL_TRACE_WRITES|TCL_TRACE_UNSETS,
ListboxListVarProc, clientData);
return NULL;
}
@@ -3438,7 +3442,7 @@ ListboxListVarProc(
* Clean up selection.
*/
- entry = Tcl_FindHashEntry(listPtr->selection, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(listPtr->selection, KEY(i));
if (entry != NULL) {
listPtr->numSelected--;
Tcl_DeleteHashEntry(entry);
@@ -3448,10 +3452,9 @@ ListboxListVarProc(
* Clean up attributes.
*/
- entry = Tcl_FindHashEntry(listPtr->itemAttrTable,
- (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(listPtr->itemAttrTable, KEY(i));
if (entry != NULL) {
- ckfree((char *) Tcl_GetHashValue(entry));
+ ckfree(Tcl_GetHashValue(entry));
Tcl_DeleteHashEntry(entry);
}
}
@@ -3523,23 +3526,21 @@ MigrateHashEntries(
if (offset > 0) {
for (i = last; i >= first; i--) {
- entry = Tcl_FindHashEntry(table, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(table, KEY(i));
if (entry != NULL) {
clientData = Tcl_GetHashValue(entry);
Tcl_DeleteHashEntry(entry);
- entry = Tcl_CreateHashEntry(table,
- (char *) INT2PTR(i + offset), &isNew);
+ entry = Tcl_CreateHashEntry(table, KEY(i + offset), &isNew);
Tcl_SetHashValue(entry, clientData);
}
}
} else {
for (i = first; i <= last; i++) {
- entry = Tcl_FindHashEntry(table, (char *) INT2PTR(i));
+ entry = Tcl_FindHashEntry(table, KEY(i));
if (entry != NULL) {
clientData = Tcl_GetHashValue(entry);
Tcl_DeleteHashEntry(entry);
- entry = Tcl_CreateHashEntry(table,
- (char *) INT2PTR(i + offset), &isNew);
+ entry = Tcl_CreateHashEntry(table, KEY(i + offset), &isNew);
Tcl_SetHashValue(entry, clientData);
}
}
generated by cgit v0.12 at 2024-12-02 14:47:01 (GMT)