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-rw-r--r--unix/tkUnixEvent.c98
1 files changed, 96 insertions, 2 deletions
diff --git a/unix/tkUnixEvent.c b/unix/tkUnixEvent.c
index d2682a7..d0f1476 100644
--- a/unix/tkUnixEvent.c
+++ b/unix/tkUnixEvent.c
@@ -9,7 +9,7 @@
* See the file "license.terms" for information on usage and redistribution
* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
*
- * RCS: @(#) $Id: tkUnixEvent.c,v 1.4 2002/01/25 21:09:37 dgp Exp $
+ * RCS: @(#) $Id: tkUnixEvent.c,v 1.5 2002/04/05 08:41:24 hobbs Exp $
*/
#include "tkInt.h"
@@ -39,6 +39,9 @@ static void DisplayFileProc _ANSI_ARGS_((ClientData clientData,
static void DisplaySetupProc _ANSI_ARGS_((ClientData clientData,
int flags));
static void TransferXEventsToTcl _ANSI_ARGS_((Display *display));
+#ifdef TK_USE_INPUT_METHODS
+static void OpenIM _ANSI_ARGS_((TkDisplay *dispPtr));
+#endif
/*
@@ -128,6 +131,11 @@ TkpOpenDisplay(display_name)
}
dispPtr = (TkDisplay *) ckalloc(sizeof(TkDisplay));
dispPtr->display = display;
+#ifdef TK_USE_INPUT_METHODS
+ dispPtr->inputMethod = NULL;
+ dispPtr->inputXfs = NULL;
+ OpenIM(dispPtr);
+#endif
Tcl_CreateFileHandler(ConnectionNumber(display), TCL_READABLE,
DisplayFileProc, (ClientData) dispPtr);
return dispPtr;
@@ -158,10 +166,27 @@ TkpCloseDisplay(displayPtr)
if (dispPtr->display != 0) {
Tcl_DeleteFileHandler(ConnectionNumber(dispPtr->display));
+#ifdef TK_USE_INPUT_METHODS
+#if TK_XIM_SPOT
+ if (dispPtr->inputXfs) {
+ XFreeFontSet(dispPtr->display, dispPtr->inputXfs);
+ }
+#endif
+ if (dispPtr->inputMethod) {
+ /*
+ * This causes core dumps on some systems (e.g. Solaris 2.3 as of
+ * 1/6/95), but is OK with X11R6
+ */
+#if ! defined (SOLARIS2) || defined (HAVE_X11R6)
+ XCloseIM(dispPtr->inputMethod);
+#endif
+ }
+#endif
+
(void) XSync(dispPtr->display, False);
(void) XCloseDisplay(dispPtr->display);
}
-
+
ckfree((char *) dispPtr);
}
@@ -516,5 +541,74 @@ TkpSync(display)
* Transfer events from the X event queue to the Tk event queue.
*/
TransferXEventsToTcl(display);
+}
+#ifdef TK_USE_INPUT_METHODS
+
+/*
+ *--------------------------------------------------------------
+ *
+ * OpenIM --
+ *
+ * Tries to open an X input method, associated with the
+ * given display. Right now we can only deal with a bare-bones
+ * input style: no preedit, and no status.
+ *
+ * Results:
+ * Stores the input method in dispPtr->inputMethod; if there isn't
+ * a suitable input method, then NULL is stored in dispPtr->inputMethod.
+ *
+ * Side effects:
+ * An input method gets opened.
+ *
+ *--------------------------------------------------------------
+ */
+static void
+OpenIM(dispPtr)
+ TkDisplay *dispPtr; /* Tk's structure for the display. */
+{
+ unsigned short i;
+ XIMStyles *stylePtr;
+ char *modifier_list;
+
+ if ((modifier_list = XSetLocaleModifiers("")) == NULL) {
+ goto error;
+ }
+
+ dispPtr->inputMethod = XOpenIM(dispPtr->display, NULL, NULL, NULL);
+ if (dispPtr->inputMethod == NULL) {
+ return;
+ }
+
+ if ((XGetIMValues(dispPtr->inputMethod, XNQueryInputStyle, &stylePtr,
+ NULL) != NULL) || (stylePtr == NULL)) {
+ goto error;
+ }
+ for (i = 0; i < stylePtr->count_styles; i++) {
+ if (stylePtr->supported_styles[i]
+#if TK_XIM_SPOT
+ == (XIMPreeditPosition | XIMStatusNothing)
+#else
+ == (XIMPreeditNothing | XIMStatusNothing)
+#endif
+ ) {
+ XFree(stylePtr);
+ return;
+ }
+ }
+ XFree(stylePtr);
+
+ error:
+
+ if (dispPtr->inputMethod) {
+ /*
+ * This causes core dumps on some systems (e.g. Solaris 2.3 as of
+ * 1/6/95), but is OK with X11R6
+ */
+#if ! defined (SOLARIS2) || defined (HAVE_X11R6)
+ XCloseIM(dispPtr->inputMethod);
+#endif
+ dispPtr->inputMethod = NULL;
+ }
}
+#endif /* TK_USE_INPUT_METHODS */