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authorwelch <welch>1999-07-02 06:04:26 (GMT)
committerwelch <welch>1999-07-02 06:04:26 (GMT)
commit7a43ce50025a2bc85e4ff7342ef981a5ad47a898 (patch)
treebb0eb2e8443b9c77795a05524c0b47ea91d556ca
parentacb6f56b857e610cc16e61dfcc376446e1e8dac8 (diff)
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Added Tcl_SetNotifier and associated typedef.
This lets you hook the notifier procs.
-rw-r--r--generic/tcl.h20
-rw-r--r--generic/tclNotify.c34
2 files changed, 52 insertions, 2 deletions
diff --git a/generic/tcl.h b/generic/tcl.h
index 7b929f2..4d1ad50 100644
--- a/generic/tcl.h
+++ b/generic/tcl.h
@@ -12,7 +12,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tcl.h,v 1.50 1999/06/28 19:02:52 wart Exp $
+ * RCS: @(#) $Id: tcl.h,v 1.51 1999/07/02 06:04:26 welch Exp $
*/
#ifndef _TCL
@@ -540,6 +540,9 @@ typedef int (Tcl_SetFromAnyProc) _ANSI_ARGS_((Tcl_Interp *interp,
typedef void (Tcl_UpdateStringProc) _ANSI_ARGS_((struct Tcl_Obj *objPtr));
typedef char *(Tcl_VarTraceProc) _ANSI_ARGS_((ClientData clientData,
Tcl_Interp *interp, char *part1, char *part2, int flags));
+typedef void (Tcl_CreateFileHandlerProc) _ANSI_ARGS_((int fd, int mask,
+ Tcl_FileProc *proc, ClientData clientData));
+typedef void (Tcl_DeleteFileHandlerProc) _ANSI_ARGS_((int fd));
/*
* The following structure represents a type of object, which is a
@@ -1053,6 +1056,9 @@ typedef struct Tcl_Time {
long usec; /* Microseconds. */
} Tcl_Time;
+typedef void (Tcl_SetTimerProc) _ANSI_ARGS_((Tcl_Time *timePtr));
+typedef int (Tcl_WaitForEventProc) _ANSI_ARGS_((Tcl_Time *timePtr));
+
/*
* Bits to pass to Tcl_CreateFileHandler and Tcl_CreateChannelHandler
* to indicate what sorts of events are of interest:
@@ -1218,6 +1224,18 @@ typedef enum Tcl_PathType {
} Tcl_PathType;
/*
+ * The following structure represents the Notifier functions that
+ * you can override with the Tcl_SetNotifier call.
+ */
+
+typedef struct Tcl_NotifierProcs {
+ Tcl_SetTimerProc *setTimerProc;
+ Tcl_WaitForEventProc *waitForEventProc;
+ Tcl_CreateFileHandlerProc *createFileHandlerProc;
+ Tcl_DeleteFileHandlerProc *deleteFileHandlerProc;
+} Tcl_NotifierProcs;
+
+/*
* The following structure represents a user-defined encoding. It collects
* together all the functions that are used by the specific encoding.
*/
diff --git a/generic/tclNotify.c b/generic/tclNotify.c
index 15553b9..8d4d270 100644
--- a/generic/tclNotify.c
+++ b/generic/tclNotify.c
@@ -13,12 +13,14 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tclNotify.c,v 1.4 1999/04/16 00:46:50 stanton Exp $
+ * RCS: @(#) $Id: tclNotify.c,v 1.5 1999/07/02 06:04:26 welch Exp $
*/
#include "tclInt.h"
#include "tclPort.h"
+extern TclStubs tclStubs;
+
/*
* For each event source (created with Tcl_CreateEventSource) there
* is a structure of the following type:
@@ -163,6 +165,36 @@ TclFinalizeNotifier()
/*
*----------------------------------------------------------------------
*
+ * Tcl_SetNotifier --
+ *
+ * Install a set of alternate functions for use with the notifier.
+ # In particular, this can be used to install the Xt-based
+ * notifier for use with the Browser plugin.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * Overstomps part of the stub vector. This relies on hooks
+ * added to the default procedures in case those are called
+ * directly (i.e., not through the stub table.)
+ *
+ *----------------------------------------------------------------------
+ */
+
+void
+Tcl_SetNotifier(notifierProcPtr)
+ Tcl_NotifierProcs *notifierProcPtr;
+{
+ tclStubs.tcl_CreateFileHandler = notifierProcPtr->createFileHandlerProc;
+ tclStubs.tcl_DeleteFileHandler = notifierProcPtr->deleteFileHandlerProc;
+ tclStubs.tcl_SetTimer = notifierProcPtr->setTimerProc;
+ tclStubs.tcl_WaitForEvent = notifierProcPtr->waitForEventProc;
+}
+
+/*
+ *----------------------------------------------------------------------
+ *
* Tcl_CreateEventSource --
*
* This procedure is invoked to create a new source of events.