diff options
Diffstat (limited to 'libX11/src/xlibi18n/XDefaultIMIF.c')
| -rw-r--r-- | libX11/src/xlibi18n/XDefaultIMIF.c | 455 |
1 files changed, 455 insertions, 0 deletions
diff --git a/libX11/src/xlibi18n/XDefaultIMIF.c b/libX11/src/xlibi18n/XDefaultIMIF.c new file mode 100644 index 000000000..fd6a84725 --- /dev/null +++ b/libX11/src/xlibi18n/XDefaultIMIF.c @@ -0,0 +1,455 @@ +/* +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); +} |