diff options
Diffstat (limited to 'libXaw/src/Converters.c')
| -rw-r--r-- | libXaw/src/Converters.c | 701 |
1 files changed, 701 insertions, 0 deletions
diff --git a/libXaw/src/Converters.c b/libXaw/src/Converters.c new file mode 100644 index 000000000..24c01ca14 --- /dev/null +++ b/libXaw/src/Converters.c @@ -0,0 +1,701 @@ +/* + * Copyright (c) 1998 by The XFree86 Project, Inc. + * + * 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 XFREE86 PROJECT 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 XFree86 Project 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 + * XFree86 Project. + */ + +/* $XFree86: xc/lib/Xaw/Converters.c,v 3.13 1999/06/06 08:47:54 dawes Exp $ */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <stdio.h> +#include <X11/IntrinsicP.h> +#include <X11/StringDefs.h> +#include <X11/Xmu/CharSet.h> +#include <X11/Xmu/SysUtil.h> +#include <X11/Xaw/Simple.h> +#include <X11/Xaw/XawInit.h> +#include "Private.h" + +#ifndef OLDXAW + +/* + * Definitions + */ +#define done(type, value) \ +{ \ + if (toVal->addr != NULL) \ + { \ + if (toVal->size < sizeof(type)) \ + { \ + toVal->size = sizeof(type); \ + return (False); \ + } \ + *(type *)(toVal->addr) = (value); \ + } \ + else \ + { \ + static type static_val; \ + \ + static_val = (value); \ + toVal->addr = (XPointer)&static_val; \ + } \ + toVal->size = sizeof(type); \ + return (True); \ +} + +#define string_done(value) \ +{ \ + if (toVal->addr != NULL) \ + { \ + if (toVal->size < size) \ + { \ + toVal->size = size; \ + return (False); \ + } \ + strcpy((char *)toVal->addr, (value)); \ + } \ + else \ + toVal->addr = (XPointer)(value); \ + toVal->size = size; \ + return (True); \ +} + +/* + * Prototypes + */ +static Boolean _XawCvtAtomToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtBooleanToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtBoolToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtCARD32ToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtCardinalToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtDimensionToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtDisplayListToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtFontStructToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtIntToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtPixelToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtPixmapToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtShortToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtPositionToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtStringToDisplayList(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtStringToPixmap(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static Boolean _XawCvtUnsignedCharToString(Display*, XrmValue*, Cardinal*, + XrmValue*, XrmValue*, XtPointer*); +static void TypeToStringNoArgsWarning(Display*, String); + +/* + * Initialization + */ +static XtConvertArgRec PixelArgs[] = { + {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.colormap), + sizeof(Colormap)}, +}; + +static XtConvertArgRec DLArgs[] = { + {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.screen), + sizeof(Screen *)}, + {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.colormap), + sizeof(Colormap)}, + {XtWidgetBaseOffset, (XtPointer)XtOffsetOf(WidgetRec, core.depth), + sizeof(int)}, +}; +#endif /* OLDXAW */ + +static String XtCToolkitError = "ToolkitError"; +static String XtNconversionError = "conversionError"; + +#ifndef OLDXAW +static String XtNwrongParameters = "wrongParameters"; + +/* + * Implementation + */ +void +XawInitializeDefaultConverters(void) +{ + static Boolean first_time = True; + + if (first_time == False) + return; + + first_time = False; + + /* Replace with more apropriate converters */ + XtSetTypeConverter(XtRCallback, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRColormap, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRFunction, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRPointer, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRScreen, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRStringArray, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRVisual, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRWidget, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRWidgetList, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRWindow, XtRString, _XawCvtCARD32ToString, + NULL, 0, XtCacheNone, NULL); + + XtSetTypeConverter(XtRAtom, XtRString, _XawCvtAtomToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRBool, XtRString, _XawCvtBoolToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRBoolean, XtRString, _XawCvtBooleanToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRCardinal, XtRString, _XawCvtCardinalToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRDimension, XtRString, _XawCvtDimensionToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XawRDisplayList, XtRString, _XawCvtDisplayListToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRFontStruct, XtRString, _XawCvtFontStructToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRInt, XtRString, _XawCvtIntToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRPixel, XtRString, _XawCvtPixelToString, + &PixelArgs[0], XtNumber(PixelArgs), XtCacheNone, NULL); + XtSetTypeConverter(XtRPixmap, XtRString, _XawCvtPixmapToString, + &DLArgs[0], XtNumber(DLArgs), XtCacheNone, NULL); + XtSetTypeConverter(XtRPosition, XtRString, _XawCvtPositionToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRShort, XtRString, _XawCvtShortToString, + NULL, 0, XtCacheNone, NULL); + XtSetTypeConverter(XtRString, XawRDisplayList, _XawCvtStringToDisplayList, + &DLArgs[0], XtNumber(DLArgs), XtCacheAll, NULL); + XtSetTypeConverter(XtRString, XtRPixmap, _XawCvtStringToPixmap, + &DLArgs[0], XtNumber(DLArgs), XtCacheAll, NULL); + XtSetTypeConverter(XtRUnsignedChar, XtRString, _XawCvtUnsignedCharToString, + NULL, 0, XtCacheNone, NULL); +} +#endif /* OLDXAW */ + +void +XawTypeToStringWarning(Display *dpy, String type) +{ + char fname[64]; + String params[1]; + Cardinal num_params; + + XmuSnprintf(fname, sizeof(fname), "cvt%sToString", type); + + params[0] = type; + num_params = 1; + XtAppWarningMsg(XtDisplayToApplicationContext(dpy), + XtNconversionError, fname, XtCToolkitError, + "Cannot convert %s to String", + params, &num_params); +} + +#ifndef OLDXAW +static void +TypeToStringNoArgsWarning(Display *dpy, String type) +{ + char fname[64]; + String params[1]; + Cardinal num_params; + + XmuSnprintf(fname, sizeof(fname), "cvt%sToString", type); + + params[0] = type; + num_params = 1; + XtAppWarningMsg(XtDisplayToApplicationContext(dpy), + XtNconversionError, fname, + XtCToolkitError, + "%s to String conversion needs no extra arguments", + params, &num_params); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtBooleanToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[6]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRBoolean); + + XmuSnprintf(buffer, sizeof(buffer), "%s", + *(Boolean *)fromVal->addr ? XtEtrue : XtEfalse); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtBoolToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[6]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRBool); + + XmuSnprintf(buffer, sizeof(buffer), "%s", + *(Bool *)fromVal->addr ? XtEtrue : XtEfalse); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtPositionToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[7]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRPosition); + + XmuSnprintf(buffer, sizeof(buffer), "%d", *(Position *)fromVal->addr); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtShortToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[7]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRShort); + + XmuSnprintf(buffer, sizeof(buffer), "%d", *(short *)fromVal->addr); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtDimensionToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[6]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRDimension); + + XmuSnprintf(buffer, sizeof(buffer), "%u", *(Dimension *)fromVal->addr); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtCARD32ToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[11]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, "CARD32"); + + XmuSnprintf(buffer, sizeof(buffer), "0x%08hx", *(int *)fromVal->addr); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtIntToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[12]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRInt); + + XmuSnprintf(buffer, sizeof(buffer), "%d", *(int *)fromVal->addr); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtCardinalToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[11]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRCardinal); + + XmuSnprintf(buffer, sizeof(buffer), "%u", *(Cardinal *)fromVal->addr); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtAtomToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char *buffer = NULL; + static char *nullatom = "NULL"; + Cardinal size; + Atom atom; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRAtom); + + if (buffer && buffer != nullatom) + XFree(buffer); + + atom = *(Atom *)fromVal[0].addr; + if (atom == 0) + buffer = nullatom; + else if ((buffer = XGetAtomName(dpy, *(Atom *)fromVal[0].addr)) == NULL) + { + XawTypeToStringWarning(dpy, XtRAtom); + toVal->addr = NULL; + toVal->size = sizeof(String); + return (False); + } + + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtPixelToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[19]; + Cardinal size; + Colormap colormap; + XColor color; + + if (*num_args != 1) + { + XtAppWarningMsg(XtDisplayToApplicationContext(dpy), + XtNwrongParameters, "cvtPixelToString", + XtCToolkitError, + "Pixel to String conversion needs colormap argument", + NULL, NULL); + return (False); + } + + colormap = *(Colormap *)args[0].addr; + color.pixel = *(Pixel *)fromVal->addr; + + /* Note: + * If we know the visual type, we can calculate the xcolor + * without asking Xlib. + */ + XQueryColor(dpy, colormap, &color); + XmuSnprintf(buffer, sizeof(buffer), "rgb:%04hx/%04hx/%04hx", + color.red, color.green, color.blue); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtFontStructToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[128]; + Cardinal size; + Atom atom; + unsigned long value; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRFontStruct); + + if ((atom = XInternAtom(dpy, "FONT", True)) == None) + return (False); + + size = 0; + + if (XGetFontProperty(*(XFontStruct **)fromVal->addr, atom, &value)) + { + char *tmp = XGetAtomName(dpy, value); + + if (tmp) + { + XmuSnprintf(buffer, sizeof(buffer), "%s", tmp); + size = strlen(tmp); + XFree(tmp); + } + } + + if (size) + { + ++size; + string_done(buffer); + } + + XawTypeToStringWarning(dpy, XtRFontStruct); + + return (False); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtUnsignedCharToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + static char buffer[4]; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XtRUnsignedChar); + + XmuSnprintf(buffer, sizeof(buffer), "%u", + *(unsigned char *)fromVal->addr); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtStringToDisplayList(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + XawDisplayList *dlist; + Screen *screen; + Colormap colormap; + int depth; + String commands; + + if (*num_args != 3) + { + XtAppWarningMsg(XtDisplayToApplicationContext(dpy), + XtNwrongParameters, "cvtStringToDisplayList", + XtCToolkitError, + "String to DisplayList conversion needs screen, " + "colormap, and depth arguments", + NULL, NULL); + return (False); + } + + screen = *(Screen **)args[0].addr; + colormap = *(Colormap *)args[1].addr; + depth = *(int *)args[2].addr; + + commands = (String)(fromVal[0].addr); + + dlist = XawCreateDisplayList(commands, screen, colormap, depth); + + if (!dlist) + { + XtDisplayStringConversionWarning(dpy, (String)fromVal->addr, + XawRDisplayList); + toVal->addr = NULL; + toVal->size = sizeof(XawDisplayList*); + return (False); + } + + done(XawDisplayList*, dlist); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtDisplayListToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + String buffer; + Cardinal size; + + if (*num_args != 0) + TypeToStringNoArgsWarning(dpy, XawRDisplayList); + + buffer = XawDisplayListString(*(XawDisplayList **)(fromVal[0].addr)); + size = strlen(buffer) + 1; + + string_done(buffer); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtStringToPixmap(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + XawPixmap *xaw_pixmap; + Pixmap pixmap; + Screen *screen; + Colormap colormap; + int depth; + String name; + + if (*num_args != 3) + { + XtAppWarningMsg(XtDisplayToApplicationContext(dpy), + XtNwrongParameters, "cvtStringToPixmap", + XtCToolkitError, + "String to Pixmap conversion needs screen, " + "colormap, and depth arguments", + NULL, NULL); + return (False); + } + + screen = *(Screen **)args[0].addr; + colormap = *(Colormap *)args[1].addr; + depth = *(int *)args[2].addr; + + name = (String)(fromVal[0].addr); + + if (XmuCompareISOLatin1(name, "None") == 0) + pixmap = None; + else if (XmuCompareISOLatin1(name, "ParentRelative") == 0) + pixmap = ParentRelative; + else if (XmuCompareISOLatin1(name, "XtUnspecifiedPixmap") == 0) + pixmap = XtUnspecifiedPixmap; + else + { + xaw_pixmap = XawLoadPixmap(name, screen, colormap, depth); + if (!xaw_pixmap) + { + XtDisplayStringConversionWarning(dpy, (String)fromVal->addr, + XtRPixmap); + toVal->addr = (XtPointer)XtUnspecifiedPixmap; + toVal->size = sizeof(Pixmap); + return (False); + } + else + pixmap = xaw_pixmap->pixmap; + } + + done(Pixmap, pixmap); +} + +/*ARGSUSED*/ +static Boolean +_XawCvtPixmapToString(Display *dpy, XrmValue *args, Cardinal *num_args, + XrmValue *fromVal, XrmValue *toVal, + XtPointer *converter_data) +{ + XawPixmap *xaw_pixmap; + Pixmap pixmap; + Screen *screen; + Colormap colormap; + int depth; + String buffer = NULL; + Cardinal size; + + if (*num_args != 3) + { + XtAppWarningMsg(XtDisplayToApplicationContext(dpy), + XtNwrongParameters, "cvtPixmapToString", + XtCToolkitError, + "Pixmap to String conversion needs screen, " + "colormap, and depth arguments", + NULL, NULL); + return (False); + } + + screen = *(Screen **)args[0].addr; + colormap = *(Colormap *)args[1].addr; + depth = *(int *)args[2].addr; + + pixmap = *(Pixmap *)(fromVal[0].addr); + + switch (pixmap) + { + case None: + buffer = "None"; + break; + case ParentRelative: + buffer = "ParentRelative"; + break; + case XtUnspecifiedPixmap: + buffer = "XtUnspecifiedPixmap"; + break; + default: + xaw_pixmap = XawPixmapFromXPixmap(pixmap, screen, colormap, depth); + if (xaw_pixmap) + buffer = xaw_pixmap->name; + break; + } + + if (!buffer) + /* Bad Pixmap or Pixmap was not loaded by XawLoadPixmap() */ + return (_XawCvtCARD32ToString(dpy, args, num_args, fromVal, toVal, + converter_data)); + + size = strlen(buffer) + 1; + + string_done(buffer); +} + +#endif /* OLDXAW */ |