/* Copyright 1985, 1986, 1987, 1991, 1998 The Open Group Portions Copyright 2000 Sun Microsystems, Inc. All Rights Reserved. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE OPEN GROUP OR SUN MICROSYSTEMS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE EVEN IF ADVISED IN ADVANCE OF THE POSSIBILITY OF SUCH DAMAGES. Except as contained in this notice, the names of The Open Group and/or Sun Microsystems, Inc. shall not be used in advertising or otherwise to promote the sale, use or other dealings in this Software without prior written authorization from The Open Group and/or Sun Microsystems, Inc., as applicable. X Window System is a trademark of The Open Group OSF/1, OSF/Motif and Motif are registered trademarks, and OSF, the OSF logo, LBX, X Window System, and Xinerama are trademarks of the Open Group. All other trademarks and registered trademarks mentioned herein are the property of their respective owners. No right, title or interest in or to any trademark, service mark, logo or trade name of Sun Microsystems, Inc. or its licensors is granted. */ /* $XFree86: xc/lib/X11/XDefaultIMIF.c,v 1.3 2003/04/13 19:22:18 dawes Exp $ */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <stdio.h> #define NEED_EVENTS #include "Xlibint.h" #include "Xlcint.h" #include "XlcGeneric.h" #ifndef MAXINT #define MAXINT (~((unsigned int)1 << (8 * sizeof(int)) - 1)) #endif /* !MAXINT */ typedef struct _StaticXIM *StaticXIM; typedef struct _XIMStaticXIMRec { /* for CT => MB,WC converter */ XlcConv ctom_conv; XlcConv ctow_conv; } XIMStaticXIMRec; typedef enum { CREATE_IC = 1, SET_ICVAL = 2, GET_ICVAL = 3 } XICOp_t; typedef struct _StaticXIM { XIMMethods methods; XIMCoreRec core; XIMStaticXIMRec *private; } StaticXIMRec; static Status _CloseIM( XIM ); static char *_SetIMValues( XIM, XIMArg * ); static char *_GetIMValues( XIM, XIMArg* ); static XIC _CreateIC( XIM, XIMArg* ); static _Xconst XIMMethodsRec local_im_methods = { _CloseIM, /* close */ _SetIMValues, /* set_values */ _GetIMValues, /* get_values */ _CreateIC, /* create_ic */ NULL, /* ctstombs */ NULL /* ctstowcs */ }; static void _DestroyIC( XIC ); static void _SetFocus( XIC ); static void _UnsetFocus( XIC ); static char* _SetICValues( XIC, XIMArg * ); static char* _GetICValues( XIC, XIMArg * ); static char *_MbReset( XIC ); static wchar_t *_WcReset( XIC ); static int _MbLookupString( XIC, XKeyEvent *, char *, int, KeySym *, Status * ); static int _WcLookupString( XIC, XKeyEvent *, wchar_t *, int, KeySym *, Status * ); static _Xconst XICMethodsRec local_ic_methods = { _DestroyIC, /* destroy */ _SetFocus, /* set_focus */ _UnsetFocus, /* unset_focus */ _SetICValues, /* set_values */ _GetICValues, /* get_values */ _MbReset, /* mb_reset */ _WcReset, /* wc_reset */ NULL, /* utf8_reset */ /* ??? */ _MbLookupString, /* mb_lookup_string */ _WcLookupString, /* wc_lookup_string */ NULL /* utf8_lookup_string */ /* ??? */ }; XIM _XDefaultOpenIM( XLCd lcd, Display *dpy, XrmDatabase rdb, char *res_name, char *res_class) { StaticXIM im; XIMStaticXIMRec *local_impart; XlcConv ctom_conv, ctow_conv; int i; char *mod; char buf[BUFSIZ]; if (!(ctom_conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNMultiByte))) { return((XIM)NULL); } if (!(ctow_conv = _XlcOpenConverter(lcd, XlcNCompoundText, lcd, XlcNWideChar))) { return((XIM)NULL); } if ((im = (StaticXIM)Xmalloc(sizeof(StaticXIMRec))) == (StaticXIM)NULL) { return((XIM)NULL); } if ((local_impart = (XIMStaticXIMRec*)Xmalloc(sizeof(XIMStaticXIMRec))) == (XIMStaticXIMRec *)NULL) { Xfree(im); return((XIM)NULL); } memset(im, 0, sizeof(StaticXIMRec)); memset(local_impart, 0, sizeof(XIMStaticXIMRec)); buf[0] = '\0'; i = 0; if ((lcd->core->modifiers) && (*lcd->core->modifiers)) { #define MODIFIER "@im=" mod = strstr(lcd->core->modifiers, MODIFIER); if (mod) { mod += strlen(MODIFIER); while (*mod && *mod != '@' && i < BUFSIZ - 1) { buf[i++] = *mod++; } buf[i] = '\0'; } } #undef MODIFIER if ((im->core.im_name = Xmalloc(i+1)) == NULL) goto Error2; strcpy(im->core.im_name, buf); im->private = local_impart; im->methods = (XIMMethods)&local_im_methods; im->core.lcd = lcd; im->core.ic_chain = (XIC)NULL; im->core.display = dpy; im->core.rdb = rdb; im->core.res_name = NULL; im->core.res_class = NULL; local_impart->ctom_conv = ctom_conv; local_impart->ctow_conv = ctow_conv; if ((res_name != NULL) && (*res_name != '\0')){ im->core.res_name = (char *)Xmalloc(strlen(res_name)+1); strcpy(im->core.res_name,res_name); } if ((res_class != NULL) && (*res_class != '\0')){ im->core.res_class = (char *)Xmalloc(strlen(res_class)+1); strcpy(im->core.res_class,res_class); } return (XIM)im; Error2 : Xfree(im->private); Xfree(im->core.im_name); Xfree(im); _XlcCloseConverter(ctom_conv); _XlcCloseConverter(ctow_conv); return(NULL); } static Status _CloseIM(XIM xim) { StaticXIM im = (StaticXIM)xim; _XlcCloseConverter(im->private->ctom_conv); _XlcCloseConverter(im->private->ctow_conv); XFree(im->private); XFree(im->core.im_name); if (im->core.res_name) XFree(im->core.res_name); if (im->core.res_class) XFree(im->core.res_class); return 1; /*bugID 4163122*/ } static char * _SetIMValues( XIM xim, XIMArg *arg) { return(arg->name); /* evil */ } static char * _GetIMValues( XIM xim, XIMArg *values) { XIMArg *p; XIMStyles *styles; for (p = values; p->name != NULL; p++) { if (strcmp(p->name, XNQueryInputStyle) == 0) { styles = (XIMStyles *)Xmalloc(sizeof(XIMStyles)); *(XIMStyles **)p->value = styles; styles->count_styles = 1; styles->supported_styles = (XIMStyle*)Xmalloc(styles->count_styles * sizeof(XIMStyle)); styles->supported_styles[0] = (XIMPreeditNone | XIMStatusNone); } else { break; } } return (p->name); } static char* _SetICValueData(XIC ic, XIMArg *values, XICOp_t mode) { XIMArg *p; char *return_name = NULL; for (p = values; p != NULL && p->name != NULL; p++) { if(strcmp(p->name, XNInputStyle) == 0) { if (mode == CREATE_IC) ic->core.input_style = (XIMStyle)p->value; } else if (strcmp(p->name, XNClientWindow) == 0) { ic->core.client_window = (Window)p->value ; } else if (strcmp(p->name, XNFocusWindow) == 0) { ic->core.focus_window = (Window)p->value ; } else if (strcmp(p->name, XNPreeditAttributes) == 0 || strcmp(p->name, XNStatusAttributes) == 0) { return_name = _SetICValueData(ic, (XIMArg*)p->value, mode); if (return_name) break; } else { return_name = p->name; break; } } return(return_name); } static char* _GetICValueData(XIC ic, XIMArg *values, XICOp_t mode) { XIMArg *p; char *return_name = NULL; for (p = values; p->name != NULL; p++) { if(strcmp(p->name, XNInputStyle) == 0) { *((XIMStyle *)(p->value)) = ic->core.input_style; } else if (strcmp(p->name, XNClientWindow) == 0) { *((Window *)(p->value)) = ic->core.client_window; } else if (strcmp(p->name, XNFocusWindow) == 0) { *((Window *)(p->value)) = ic->core.focus_window; } else if (strcmp(p->name, XNFilterEvents) == 0) { *((unsigned long *)(p->value))= ic->core.filter_events; } else if (strcmp(p->name, XNPreeditAttributes) == 0 || strcmp(p->name, XNStatusAttributes) == 0) { return_name = _GetICValueData(ic, (XIMArg*)p->value, mode); if (return_name) break; } else { return_name = p->name; break; } } return(return_name); } static XIC _CreateIC(XIM im, XIMArg *arg) { XIC ic; if ((ic = (XIC)Xmalloc(sizeof(XICRec))) == (XIC)NULL) { return ((XIC)NULL); } memset(ic, 0, sizeof(XICRec)); ic->methods = (XICMethods)&local_ic_methods; ic->core.im = im; ic->core.filter_events = KeyPressMask; if (_SetICValueData(ic, arg, CREATE_IC) != NULL) goto err_return; if (!(ic->core.input_style)) goto err_return; return (XIC)ic; err_return: XFree(ic); return ((XIC)NULL); } static void _DestroyIC(XIC ic) { /*BugId4255571. This Xfree() should be removed because XDestroyIC() still need ic after invoking _DestroyIC() and there is a XFree(ic) at the end of XDestroyIC() already. if(ic) XFree(ic); */ } static void _SetFocus(XIC ic) { } static void _UnsetFocus(XIC ic) { } static char* _SetICValues(XIC ic, XIMArg *args) { char *ret = NULL; if (!ic) { return (args->name); } ret = _SetICValueData(ic, args, SET_ICVAL); return(ret); } static char* _GetICValues(XIC ic, XIMArg *args) { char *ret = NULL; if (!ic) { return (args->name); } ret = _GetICValueData(ic, args, GET_ICVAL); return(ret); } static char * _MbReset(XIC xic) { return(NULL); } static wchar_t * _WcReset(XIC xic) { return(NULL); } static int _MbLookupString( XIC xic, XKeyEvent *ev, char * buffer, int bytes, KeySym *keysym, Status *status) { XComposeStatus NotSupportedYet ; int length; length = XLookupString(ev, buffer, bytes, keysym, &NotSupportedYet); if (keysym && *keysym == NoSymbol){ *status = XLookupNone; } else if (length > 0) { *status = XLookupBoth; } else { *status = XLookupKeySym; } return(length); } static int _WcLookupString( XIC xic, XKeyEvent *ev, wchar_t * buffer, int wlen, KeySym *keysym, Status *status) { XComposeStatus NotSupportedYet ; int length; /* In single-byte, mb_len = wc_len */ char *mb_buf = (char *)Xmalloc(wlen); length = XLookupString(ev, mb_buf, wlen, keysym, &NotSupportedYet); if (keysym && *keysym == NoSymbol){ *status = XLookupNone; } else if (length > 0) { *status = XLookupBoth; } else { *status = XLookupKeySym; } mbstowcs(buffer, mb_buf, length); XFree(mb_buf); return(length); }