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Diffstat (limited to 'libXmu/src/StrToGrav.c')
| -rw-r--r-- | libXmu/src/StrToGrav.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/libXmu/src/StrToGrav.c b/libXmu/src/StrToGrav.c new file mode 100644 index 000000000..a0c99687c --- /dev/null +++ b/libXmu/src/StrToGrav.c @@ -0,0 +1,151 @@ +/* $Xorg: StrToGrav.c,v 1.4 2001/02/09 02:03:53 xorgcvs Exp $ */ + +/* + +Copyright 1989, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +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 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. + +Except as contained in this notice, the name of The Open Group 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. + +*/ +/* $XFree86: xc/lib/Xmu/StrToGrav.c,v 1.6 2001/01/17 19:42:57 dawes Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <X11/Intrinsic.h> +#include <X11/Xmu/Converters.h> +#include <X11/Xmu/CharSet.h> + +#define done(address, type) \ +{ (*toVal).size = sizeof(type); (*toVal).addr = (XPointer) address; } + +/* + * Initialization + */ +static struct _namepair { + XrmQuark quark; + char *name; + XtGravity gravity; +} names[] = { + { NULLQUARK, XtEForget, ForgetGravity }, + { NULLQUARK, XtENorthWest, NorthWestGravity }, + { NULLQUARK, XtENorth, NorthGravity }, + { NULLQUARK, XtENorthEast, NorthEastGravity }, + { NULLQUARK, XtEWest, WestGravity }, + { NULLQUARK, XtECenter, CenterGravity }, + { NULLQUARK, XtEEast, EastGravity }, + { NULLQUARK, XtESouthWest, SouthWestGravity }, + { NULLQUARK, XtESouth, SouthGravity }, + { NULLQUARK, XtESouthEast, SouthEastGravity }, + { NULLQUARK, XtEStatic, StaticGravity }, + { NULLQUARK, XtEUnmap, UnmapGravity }, + { NULLQUARK, XtEleft, WestGravity }, + { NULLQUARK, XtEtop, NorthGravity }, + { NULLQUARK, XtEright, EastGravity }, + { NULLQUARK, XtEbottom, SouthGravity }, + { NULLQUARK, NULL, ForgetGravity } +}; + +/* + * This function is deprecated as of the addition of + * XtCvtStringToGravity in R6 + */ +void +XmuCvtStringToGravity(XrmValuePtr args, Cardinal *num_args, + XrmValuePtr fromVal, XrmValuePtr toVal) +{ + static Boolean haveQuarks = False; + char name[10]; + XrmQuark q; + struct _namepair *np; + + if (*num_args != 0) + XtWarningMsg("wrongParameters","cvtStringToGravity","XtToolkitError", + "String to Gravity conversion needs no extra arguments", + (String *)NULL, (Cardinal *)NULL); + + if (!haveQuarks) + { + for (np = names; np->name; np++) + np->quark = XrmPermStringToQuark(np->name); + haveQuarks = True; + } + + XmuNCopyISOLatin1Lowered(name, (char *)fromVal->addr, sizeof(name)); + q = XrmStringToQuark(name); + + for (np = names; np->name; np++) + { + if (np->quark == q) + { + done(&np->gravity, XtGravity); + return; + } + } + + XtStringConversionWarning((char *)fromVal->addr, XtRGravity); +} + +/*ARGSUSED*/ +Boolean +XmuCvtGravityToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, XtPointer *data) +{ + static char *buffer; + Cardinal size; + struct _namepair *np; + XtGravity gravity; + + gravity = *(XtGravity *)fromVal->addr; + buffer = NULL; + for (np = names; np->name; np++) + if (np->gravity == gravity) + { + buffer = np->name; + break; + } + + if (!buffer) + { + XtAppWarning(XtDisplayToApplicationContext(dpy), + "Cannot convert Gravity to String"); + toVal->addr = NULL; + toVal->size = 0; + + return (False); + } + + size = strlen(buffer) + 1; + if (toVal->addr != NULL) + { + if (toVal->size <= size) + { + toVal->size = size; + return (False); + } + strcpy((char *)toVal->addr, buffer); + } + else + toVal->addr = (XPointer)buffer; + toVal->size = size; + + return (True); +} |