* LyX, The Document Processor
*
* Copyright 1995 Matthias Ettrich
- * Copyright 1995-2000 The LyX team.
+ * Copyright 1995-2001 The LyX team.
*
* ====================================================== */
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
#include <config.h>
#ifdef HAVE_XOPENIM
// This part is the full blown Input Method manager for X11R5 and up.
// For the plain-and-old-X11R4 version, see later.
-
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
#endif
#include <clocale>
+#include "lyxlookup.h"
#include "debug.h"
#include "lyxrc.h"
using std::endl;
-static XIM xim;
-static XIC xic;
+namespace {
+
+XIM xim;
+XIC xic;
XComposeStatus compose_status= {0, 0};
+} // namespace anon
+
+
// This is called after the main LyX window has been created
void InitLyXLookup(Display * display, Window window)
{
xic = 0;
-
+
+ lyxerr[Debug::KEY]
+ << "InitLyXLookup: creating an input context."
+ << endl;
+
// This part could be done before opening display
+ string oldlocale = setlocale(LC_CTYPE, 0);
setlocale(LC_CTYPE, "");
if (!XSupportsLocale()) {
lyxerr[Debug::KEY]
<< "InitLyXLookup: X does not support this locale."
<< endl;
return;
- }
- if (!XSetLocaleModifiers("")) {
+ }
+ // reset the LC_CTYPE locale to previous value.
+ setlocale(LC_CTYPE, oldlocale.c_str());
+
+ char const * locmod;
+ if (!(locmod = XSetLocaleModifiers(""))) {
lyxerr[Debug::KEY] << "InitLyXLookup: Could not set modifiers "
"for this locale." << endl;
return;
}
+ else
+ lyxerr[Debug::KEY] << "InitLyXLookup: X locale modifiers are `"
+ << locmod << '\'' << endl;
// This part will have to be done for each frame
xim = XOpenIM (display, 0, 0, 0);
if (xim) {
- xic = XCreateIC(xim, XNInputStyle,
- XIMPreeditNothing | XIMStatusNothing,
+ xic = XCreateIC(xim,
+ XNInputStyle,
+ XIMPreeditNothing|XIMStatusNothing,
XNClientWindow, window,
XNFocusWindow, window,
0);
if (!xic) {
- lyxerr[Debug::KEY] << "InitLyXLookup: could not create "
- "an input context" << endl;
+ lyxerr[Debug::KEY] << "InitLyXLookup: "
+ "could not create an input context" << endl;
XCloseIM (xim);
xim = 0;
}
}
-static
-bool isDeadEvent(XEvent * event,
- char * buffer_return, int bytes_buffer,
- KeySym * keysym_return)
-{
- XLookupString(&event->xkey, buffer_return,
- bytes_buffer, keysym_return,
- 0);
-
- // somehow it is necessary to do the lookup. Why? (JMarc)
- if (!lyxrc.override_x_deadkeys)
- return false;
+namespace {
+bool isDeadEvent(KeySym keysym)
+{
// Can this be done safely in any other way?
// This is all the dead keys I know of in X11R6.1
- switch (*keysym_return) {
+ switch (keysym) {
#ifdef XK_dead_grave
case XK_dead_grave:
#endif
}
}
+} // namespace anon
+
// This is called instead of XLookupString()
int LyXLookupString(XEvent * event,
char * buffer_return, int bytes_buffer,
KeySym * keysym_return)
{
+ if (event->type != KeyPress) {
+ lyxerr << "LyXLookupString: wrong event type: "
+ << event->type << endl;
+ return 0;
+ }
+
int result = 0;
if (xic) {
- if (isDeadEvent(event, buffer_return, bytes_buffer,
- keysym_return)) {
+#if 1
+ // somehow it is necessary to do the lookup. Why? (JMarc)
+ XLookupString(&event->xkey, buffer_return,
+ bytes_buffer, keysym_return,
+ 0);
+
+ if (lyxrc.override_x_deadkeys &&
+ isDeadEvent(*keysym_return)) {
lyxerr[Debug::KEY]
<< "LyXLookupString: found DeadEvent" << endl;
return 0;
}
+#endif
+#if 1
if (XFilterEvent (event, None)) {
- //lyxerr <<"XFilterEvent");
+ lyxerr[Debug::KEY] <<"XFilterEvent" << endl;
*keysym_return = NoSymbol;
return 0;
}
- if (event->type != KeyPress)
- lyxerr << "LyXLookupString: wrong event type"
- << event->type << endl;
+#endif
Status status_return = 0;
result = XmbLookupString(xic, &event->xkey, buffer_return,
bytes_buffer, keysym_return,
&status_return);
- switch(status_return) {
+ switch (status_return) {
+ case XBufferOverflow:
+ lyxerr[Debug::KEY] << "XBufferOverflow" << endl;
+ break;
case XLookupBoth:
- //lyxerr <<"XLookupBoth");
+ lyxerr[Debug::KEY] << "XLookupBoth "
+ << string(buffer_return, result)
+ << endl;
break;
case XLookupChars:
- //lyxerr <<"XLookupChars");
+ lyxerr[Debug::KEY] << "XLookupChars "
+ << string(buffer_return, result)
+ << endl;
+
*keysym_return = NoSymbol;
break;
case XLookupKeySym:
- //lyxerr <<"XLookupKeySym");
+ lyxerr[Debug::KEY] << "XLookupKeySym" << endl;
result = 0;
break;
- default:
- //lyxerr <<"default");
+ case XLookupNone:
+ lyxerr[Debug::KEY] << "XLookupNone" << endl;
*keysym_return = NoSymbol;
result = 0;
break;
+ default:
+ lyxerr << "Unknown status_return from"
+ " XmbLookupString" << endl;
+ break;
}
} else {
result = XLookupString(&event->xkey, buffer_return,
return result;
}
+
// This is called after the main window has been destroyed
void CloseLyXLookup()
{
}
#endif // HAVE_XOPENIM
+