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-rw-r--r--macosx/tkMacOSXEmbed.c48
1 files changed, 46 insertions, 2 deletions
diff --git a/macosx/tkMacOSXEmbed.c b/macosx/tkMacOSXEmbed.c
index 17832c6..ef83276 100644
--- a/macosx/tkMacOSXEmbed.c
+++ b/macosx/tkMacOSXEmbed.c
@@ -174,6 +174,50 @@ TkpMakeWindow(
/*
*----------------------------------------------------------------------
*
+ * TkpScanWindowId --
+ *
+ * Given a string, produce the corresponding Window Id.
+ *
+ * Results:
+ * The return value is normally TCL_OK; in this case *idPtr will be set
+ * to the Window value equivalent to string. If string is improperly
+ * formed then TCL_ERROR is returned and an error message will be left in
+ * the interp's result.
+ *
+ * Side effects:
+ * None.
+ *
+ *----------------------------------------------------------------------
+ */
+
+int
+TkpScanWindowId(
+ Tcl_Interp *interp,
+ CONST char * string,
+ Window *idPtr)
+{
+ int code;
+ Tcl_Obj obj;
+
+ obj.refCount = 1;
+ obj.bytes = string;
+ obj.length = strlen(string);
+ obj.typePtr = NULL;
+
+ code = Tcl_GetLongFromObj(interp, &obj, (long *)idPtr);
+
+ if (obj.refCount > 1) {
+ Tcl_Panic("invalid sharing of Tcl_Obj on C stack");
+ }
+ if (obj.typePtr && obj.typePtr->freeIntRepProc) {
+ obj.typePtr->freeIntRepProc(&obj);
+ }
+ return code;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
* TkpUseWindow --
*
* This procedure causes a Tk window to use a given X window as its
@@ -214,7 +258,7 @@ TkpUseWindow(
}
/*
- * Decode the container pointer, and look for it among the list of
+ * Decode the container window ID, and look for it among the list of
* available containers.
*
* N.B. For now, we are limiting the containers to be in the same Tk
@@ -222,7 +266,7 @@ TkpUseWindow(
* containers.
*/
- if (Tcl_GetInt(interp, string, (int*) &parent) != TCL_OK) {
+ if (TkpScanWindowId(interp, string, (Window *)&parent) != TCL_OK) {
return TCL_ERROR;
}