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xserver/hw/xfree86/utils/xorgcfg/help.c

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/*
* Copyright (c) 2000 by Conectiva S.A. (http://www.conectiva.com)
*
* 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
* CONECTIVA LINUX 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 Conectiva Linux shall
* not be used in advertising or otherwise to promote the sale, use or other
* dealings in this Software without prior written authorization from
* Conectiva Linux.
*
* Author: Paulo César Pereira de Andrade <pcpa@conectiva.com.br>
*
*/
#include <X11/IntrinsicP.h>
#include <X11/StringDefs.h>
#include <X11/Shell.h>
#include <X11/Xaw/AsciiText.h>
#include <X11/Xaw/Command.h>
#include <X11/Xaw/Form.h>
#include <X11/Xaw/Paned.h>
#include <X11/Xaw/Text.h>
#include <X11/Xaw/TextSinkP.h>
#include <X11/Xaw/TextSrcP.h>
#include <X11/Xmu/SysUtil.h>
#include <X11/Xmu/Xmu.h>
#include <stdlib.h> /* for bsearch() */
#include <ctype.h>
#include "help.h"
#include "options.h"
/*
* Prototypes
*/
static void CloseCallback(Widget, XtPointer, XtPointer);
static void StartHelp(void);
void Html_ModeStart(Widget);
/*
* Initialization
*/
static Widget shell, text;
static Bool popped_up = False;
/*
* Implementation
*/
void
Help(char *topic)
{
Widget source;
char *str = NULL;
Bool error = False;
static char *def_text = "<h2>Help Error</h2>"
"No help available for the topic <b>%s</b>.";
XtResource resource = {
NULL, "HelpMessage", XtRString, sizeof(char*),
0, XtRString, NULL
};
StartHelp();
source = XawTextGetSource(text);
XawTextSourceClearEntities(source, 0,
XawTextSourceScan(source, 0, XawstAll,
XawsdRight, 1, True));
if (topic != NULL) {
resource.resource_name = topic;
XtGetApplicationResources(shell, (XtPointer)&str,
&resource, 1, NULL, 0);
}
if (str == NULL) {
int len;
error = True;
if (topic == NULL)
topic = "(null argument)";
str = XtMalloc(len = strlen(topic) + strlen(def_text) + 1);
XmuSnprintf(str, len, def_text, topic);
}
XtVaSetValues(text, XtNstring, str, NULL);
if (error)
XtFree(str);
Html_ModeStart(source);
_XawTextBuildLineTable((TextWidget)text,
XawTextTopPosition(text), True);
XawTextDisplay(text);
if (popped_up == False) {
popped_up = True;
XtPopup(shell, XtGrabNone);
XtSetKeyboardFocus(shell, text);
}
}
static void
StartHelp(void)
{
static XtResource resource = {
"properties", "Properties", XtRString, sizeof(char*),
0, XtRString, NULL
};
if (shell == NULL) {
Widget pane, commands, close;
char *props;
XawTextPropertyList *propl;
shell = XtCreatePopupShell("help", transientShellWidgetClass,
toplevel, NULL, 0);
pane = XtCreateManagedWidget("pane", panedWidgetClass,
shell, NULL, 0);
text = XtVaCreateManagedWidget("text", asciiTextWidgetClass,
pane, XtNeditType, XawtextRead, NULL);
commands = XtCreateManagedWidget("commands", formWidgetClass, pane,
NULL, 0);
close = XtCreateManagedWidget("close", commandWidgetClass,
commands, NULL, 0);
XtAddCallback(close, XtNcallback, CloseCallback, NULL);
XtRealizeWidget(shell);
XSetWMProtocols(DPY, XtWindow(shell), &wm_delete_window, 1);
XtGetApplicationResources(text, (XtPointer)&props,
&resource, 1, NULL, 0);
propl = XawTextSinkConvertPropertyList("html", props,
toplevel->core.screen,
toplevel->core.colormap,
toplevel->core.depth);
XtVaSetValues(XawTextGetSink(text), XawNtextProperties, propl, NULL);
}
}
/*ARGSUSED*/
static void
CloseCallback(Widget w, XtPointer user_data, XtPointer call_data)
{
XtPopdown(shell);
popped_up = False;
}
/*ARGSUSED*/
void
HelpCancelAction(Widget w, XEvent *event, String *params, Cardinal *num_params)
{
CloseCallback(w, NULL, NULL);
}
/* bellow is a modified version of the html-mode.c I wrote for xedit
* (at least) temporarily dead.
*/
/*
* Copyright (c) 1999 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.
*
* Author: Paulo César Pereira de Andrade
*/
#define Html_Peek(parser) ((parser)->next)
/*
* Types
*/
typedef struct _Html_Parser Html_Parser;
typedef struct _Html_Item Html_Item;
typedef struct _Html_TagInfo {
char *name;
unsigned int entity : 1; /* it changes the type of the text */
unsigned int nest : 1; /* does not close tags automatically */
unsigned int end : 1; /* need a close markup */
unsigned int adnl : 1; /* add newline before/after tag contents */
unsigned int para : 1; /* changes the paragraph formatting */
unsigned long mask; /* enforce use of attributes of this tag-info */
unsigned long xlfd_mask;
void (*parse_args)(Html_Parser*, Html_Item*);
XawTextProperty *override;
XrmQuark ident;
} Html_TagInfo;
struct _Html_Item {
XrmQuark ident;
XawTextPosition start, end;
Html_TagInfo *info;
XawTextProperty *combine;
Bool override;
int li;
XtPointer replace;
Html_Item *parent, *child, *next;
};
struct _Html_Parser {
Widget source;
XawTextBlock block, replace;
XawTextPosition position, offset, start, end, last;
XrmQuark quark;
int i, ch, next;
Html_Item *item, *head;
XmuScanline *mask;
int space, pre, adnl, list, desc, column;
Bool spc;
XawTextBlock *entity;
Pixel alink;
};
typedef struct _Html_SourceInfo Html_SourceInfo;
struct _Html_SourceInfo {
Widget source;
XawTextBlock block;
XawTextPosition last;
Html_SourceInfo *next;
};
/*
* Proptotypes
*/
void Html_ModeEnd(Widget);
static void Html_ModeInit(void);
static void Html_ParseCallback(Widget, XtPointer, XtPointer);
static Html_TagInfo *Html_GetInfo(char*);
static int Html_Get(Html_Parser*);
static int Html_Parse1(Html_Parser*);
static int Html_Parse2(Html_Parser*);
static void Html_ParseTag(Html_Parser*);
static void Html_Commit(Html_Parser*);
static void Html_AddEntities(Html_Parser*, Html_Item*);
static int Html_Put(Html_Parser*, int);
static void Html_Puts(Html_Parser*, char*);
static int Html_Format1(Html_Parser*);
static int Html_Format2(Html_Parser*);
static int Html_Format3(Html_Parser*);
static void Html_FormatTag(Html_Parser*);
static void Html_AArgs(Html_Parser*, Html_Item*);
static void Html_FontArgs(Html_Parser*, Html_Item*);
/*
* Initialization
*/
static XrmQuark
Qbr,
Qdefault,
Qdd,
Qdl,
Qdt,
Qentity,
Qetag,
Qhide,
Qli,
Qol,
Qp,
Qpre,
Qspace,
Qtag,
Qul;
static Html_TagInfo tag_info[] = {
{"a", 1, 0, 1, 0, 0,
0, 0,
Html_AArgs},
{"address", 1, 0, 1, 0, 0,
0, XAW_TPROP_SLANT,
},
{"b", 1, 0, 1, 0, 0,
0, XAW_TPROP_WEIGHT,
},
{"blockquote", 0, 1, 1, 1, 1,
0, 0,
},
{"body", 0, 0, 1, 0, 0,
0, 0,
},
{"br", 0, 0, 0, 0, 0,
},
{"code", 1, 0, 1, 0, 0,
0, XAW_TPROP_FAMILY | XAW_TPROP_PIXELSIZE,
},
{"dd", 0, 1, 1, 0, 1,
0, 0},
{"dl", 0, 1, 1, 0, 0,
0, 0,
},
{"dt", 0, 0, 1, 0, 0,
0, 0},
{"em", 1, 0, 1, 0, 0,
0, XAW_TPROP_SLANT,
},
{"font", 1, 1, 1, 0, 0,
0, 0,
Html_FontArgs},
{"h1", 1, 0, 1, 1, 0,
0, XAW_TPROP_WEIGHT | XAW_TPROP_PIXELSIZE,
},
{"h2", 1, 0, 1, 1, 0,
0, XAW_TPROP_WEIGHT | XAW_TPROP_PIXELSIZE,
},
{"h3", 1, 0, 1, 1, 0,
0, XAW_TPROP_WEIGHT | XAW_TPROP_PIXELSIZE,
},
{"h4", 1, 0, 1, 1, 0,
0, XAW_TPROP_WEIGHT | XAW_TPROP_PIXELSIZE,
},
{"h5", 1, 0, 1, 1, 0,
0, XAW_TPROP_WEIGHT | XAW_TPROP_PIXELSIZE,
},
{"h6", 1, 0, 1, 1, 0,
0, XAW_TPROP_WEIGHT | XAW_TPROP_PIXELSIZE,
},
{"head", 0, 0, 1, 0, 0,
0, 0,
},
{"html", 0, 0, 1, 0, 0,
0, 0,
},
{"i", 1, 0, 1, 0, 0,
0, XAW_TPROP_SLANT,
},
{"kbd", 1, 0, 1, 0, 0,
0, XAW_TPROP_FAMILY | XAW_TPROP_PIXELSIZE,
},
{"li", 0, 0, 0, 0, 0,
0, 0},
{"ol", 0, 1, 1, 0, 1,
0, 0,
},
{"p", 0, 0, 0, 1, 0,
},
{"pre", 1, 0, 1, 1, 0,
0, XAW_TPROP_FAMILY | XAW_TPROP_PIXELSIZE,
},
{"samp", 1, 0, 1, 0, 0,
0, XAW_TPROP_FAMILY | XAW_TPROP_PIXELSIZE,
},
{"strong", 1, 0, 1, 0, 0,
0, XAW_TPROP_WEIGHT,
},
{"tt", 1, 0, 1, 0, 0,
0, XAW_TPROP_FAMILY | XAW_TPROP_PIXELSIZE,
},
{"ul", 0, 1, 1, 0, 1,
0, 0,
},
};
static char *pnl = "<p>\n", *nlpnl = "\n<p>\n";
static Html_SourceInfo *source_info;
/*
* Implementation
*/
static char *
Html_GetText(Widget src, XawTextPosition position)
{
char *result, *tempResult;
XawTextPosition offset = 0;
XawTextBlock text;
tempResult = result = XtMalloc((unsigned)(position + 1));
while (offset < position) {
offset = XawTextSourceRead(src, offset, &text, position - offset);
if (!text.length)
break;
memcpy(tempResult, text.ptr, (unsigned)text.length);
tempResult += text.length;
}
*tempResult = '\0';
return (result);
}
void
Html_ModeStart(Widget src)
{
Html_Parser *parser = XtNew(Html_Parser);
Html_Item *next, *item;
XColor color, exact;
Html_SourceInfo *info = XtNew(Html_SourceInfo);
if (XAllocNamedColor(XtDisplay(toplevel), toplevel->core.colormap,
"blue", &color, &exact))
parser->alink = color.pixel;
else
parser->alink = 0L;
XtVaSetValues(src, XtNeditType, XawtextEdit, NULL);
Html_ModeInit();
/* initialize parser state */
parser->source = src;
parser->position = XawTextSourceRead(parser->source, 0,
&parser->block, 4096);
parser->replace.ptr = NULL;
parser->replace.firstPos = 0;
parser->replace.length = 0;
parser->replace.format = FMT8BIT;
parser->offset = -1;
parser->quark = NULLQUARK;
parser->i = 0;
parser->i = parser->ch = parser->next = 0;
parser->last = XawTextSourceScan(src, 0, XawstAll, XawsdRight, 1, 1);
if (parser->block.length == 0)
parser->ch = parser->next = EOF;
else
(void)Html_Get(parser);
parser->pre = 0;
parser->adnl = 1;
parser->list = parser->desc = parser->column = 0;
parser->spc = True;
info->source = src;
info->block.ptr = Html_GetText(src, parser->last);
info->block.length = parser->last;
info->block.format = FMT8BIT;
info->block.firstPos = 0;
info->next = NULL;
if (source_info == NULL)
source_info = info;
else {
Html_SourceInfo *tmp = source_info;
while (tmp->next)
tmp = tmp->next;
tmp->next = info;
}
while (Html_Format1(parser) != EOF)
;
XawTextSourceReplace(parser->source, 0, parser->last, &parser->replace);
XtFree(parser->replace.ptr);
/* re-initialize parser state */
parser->position = XawTextSourceRead(parser->source, 0,
&parser->block, 4096);
parser->offset = -1;
parser->quark = NULLQUARK;
parser->i = parser->ch = parser->next = 0;
parser->last = XawTextSourceScan(src, 0, XawstAll, XawsdRight, 1, 1);
info->last = parser->last;
if (parser->block.length == 0)
parser->ch = parser->next = EOF;
else
(void)Html_Get(parser);
parser->adnl = 1;
parser->list = parser->desc = parser->column = 0;
parser->spc = True;
parser->head = parser->item = NULL;
parser->mask = XmuNewScanline(0, 0, 0);
/* build html structure information */
while (Html_Parse1(parser) != EOF)
;
/* create top level entity mask */
(void)XmuScanlineNot(parser->mask, 0, parser->last);
item = parser->item;
while (item) {
next = item->next;
Html_AddEntities(parser, item);
if (item->combine)
XtFree((XtPointer)item->combine);
XtFree((XtPointer)item);
item = next;
}
XmuDestroyScanline(parser->mask);
XtVaSetValues(src, XtNeditType, XawtextRead, NULL);
XtFree((XtPointer)parser);
/* add callbacks for interactive changes */
XtAddCallback(src, XtNpropertyCallback, Html_ParseCallback, NULL);
}
void
Html_ModeEnd(Widget src)
{
Html_SourceInfo *info, *pinfo;
XtRemoveCallback(src, XtNpropertyCallback, Html_ParseCallback, NULL);
for (pinfo = info = source_info; info; pinfo = info, info = info->next)
if (info->source == src)
break;
if (info == NULL)
return;
XawTextSourceClearEntities(src, 0, info->last);
XtVaSetValues(src, XtNeditType, XawtextEdit, NULL);
XawTextSourceReplace(src, 0, info->last, &info->block);
XtVaSetValues(src, XtNeditType, XawtextRead, NULL);
if (info == source_info)
source_info = source_info->next;
else
pinfo->next = info->next;
XtFree(info->block.ptr);
XtFree((XtPointer)info);
}
static void
Html_ParseCallback(Widget w, XtPointer client_data, XtPointer call_data)
{
}
static int
bcmp_tag_info(_Xconst void *left, _Xconst void *right)
{
return (strcmp((char*)left, ((Html_TagInfo*)right)->name));
}
static Html_TagInfo *
Html_GetInfo(char *name)
{
return (bsearch(name, tag_info, sizeof(tag_info) / sizeof(tag_info[0]),
sizeof(Html_TagInfo), bcmp_tag_info));
}
static int
Html_Get(Html_Parser *parser)
{
if (parser->ch == EOF)
return (EOF);
if (parser->i >= parser->block.length) {
parser->i = 0;
parser->position = XawTextSourceRead(parser->source, parser->position,
&parser->block, 4096);
}
parser->ch = parser->next;
if (parser->block.length == 0)
parser->next = EOF;
else
parser->next = (unsigned char)parser->block.ptr[parser->i++];
parser->offset++;
return (parser->ch);
}
static void
Html_ModeInit(void)
{
static int initialized;
int i;
if (initialized)
return;
Qbr = XrmPermStringToQuark("br");
Qdd = XrmPermStringToQuark("dd");
Qdefault = XrmPermStringToQuark("default");
Qdl = XrmPermStringToQuark("dl");
Qdt = XrmPermStringToQuark("dt");
Qentity = XrmPermStringToQuark("entity");
Qetag = XrmPermStringToQuark("/tag");
Qhide = XrmPermStringToQuark("hide");
Qli = XrmPermStringToQuark("li");
Qol = XrmPermStringToQuark("ol");
Qp = XrmPermStringToQuark("p");
Qpre = XrmPermStringToQuark("pre");
Qspace = XrmPermStringToQuark("space");
Qtag = XrmPermStringToQuark("tag");
Qul = XrmPermStringToQuark("ul");
for (i = 0; i < sizeof(tag_info) / sizeof(tag_info[0]); i++)
tag_info[i].ident = XrmPermStringToQuark(tag_info[i].name);
initialized = True;
}
/************************************************************************/
/* PARSE */
/************************************************************************/
static void
Html_AddEntities(Html_Parser *parser, Html_Item *item)
{
Html_Item *parent, *next, *child = item->child;
XmuSegment segment, *ent;
XmuScanline *mask = XmuNewScanline(0, 0, 0);
XawTextProperty *tprop, *property = NULL;
Widget sink;
Bool changed = False;
/* combine properties */
if (item->info &&
(item->info->entity ||
(item->parent && item->parent->ident != item->parent->info->ident))) {
sink = XawTextGetSink(text);
parent = item->parent;
property = XawTextSinkCopyProperty(sink, item->ident);
property->mask = item->info->mask;
property->xlfd_mask = item->info->xlfd_mask;
if (parent) {
(void)XawTextSinkCombineProperty(sink, property,
XawTextSinkGetProperty(sink, parent->ident), False);
if (item->combine && parent->combine)
(void)XawTextSinkCombineProperty(sink, item->combine,
parent->combine,
item->override);
}
if (item->combine)
XawTextSinkCombineProperty(sink, property, item->combine, True);
tprop = property;
property = XawTextSinkAddProperty(sink, property);
XtFree((XtPointer)tprop);
if (property && item->ident != property->identifier) {
item->ident = property->identifier;
changed = True;
}
}
if (item->end < 0) {
if (item->next)
item->end = item->next->start;
else if (item->parent)
item->end = item->parent->end;
else
item->end = parser->last;
}
while (child) {
next = child->next;
segment.x1 = child->start;
segment.x2 = child->end;
(void)XmuScanlineOrSegment(mask, &segment);
Html_AddEntities(parser, child);
if (child->combine)
XtFree((XtPointer)child->combine);
XtFree((XtPointer)child);
child = next;
}
/* build entity mask */
(void)XmuScanlineNot(mask, item->start, item->end);
(void)XmuScanlineAnd(mask, parser->mask);
/* add entities */
if (item->info && changed) {
for (ent = mask->segment; ent; ent = ent->next)
(void)XawTextSourceAddEntity(parser->source, 0, 0, NULL, ent->x1,
ent->x2 - ent->x1, item->ident);
}
else if (item->info == NULL)
(void)XawTextSourceAddEntity(parser->source, 0,
XAW_TENTF_READ | XAW_TENTF_REPLACE,
item->replace, item->start,
item->end - item->start,
item->parent->ident);
/* set mask for parent entities */
(void)XmuScanlineOr(parser->mask, mask);
XmuDestroyScanline(mask);
#if 0
if (item->info && item->info->para) {
XawTextSourceSetParagraph(parser->source, item->start, item->end,
40, /* arbitrary value, for testing */
0, 0);
}
#endif
}
static void
Html_Commit(Html_Parser *parser)
{
XawTextPosition position;
int length;
position = parser->start;
length = parser->end - parser->start;
if (position < 0) {
length += position;
position = 0;
}
if (position + length > parser->last + 1)
length -= (position + length) - parser->last + 1;
if (parser->quark != Qdefault && parser->quark != NULLQUARK && length > 0) {
XmuSegment segment;
Html_Item *head = parser->head;
XrmQuark quark = parser->quark;
parser->quark = Qdefault;
if (quark == Qli && head &&
(head->info->ident == Qol || head->info->ident == Qul)) {
if (parser->head == NULL || head->info->ident != Qol)
XawTextSourceAddEntity(parser->source, 0, /*XAW_TENT_BULLET,*/
XAW_TENTF_HIDE, NULL,
position, length, Qli);
else
XawTextSourceAddEntity(parser->source, 0, /*XAW_TENT_LITEM,*/
XAW_TENTF_HIDE,
(XtPointer)(long)head->li++,
position, length, Qli);
}
else if (quark == Qhide)
XawTextSourceAddEntity(parser->source, 0, XAW_TENTF_HIDE, NULL,
position, length, quark);
else if (quark == Qentity) {
if (head && head->end == -1) {
Html_Item *item, *it;
item = XtNew(Html_Item);
item->ident = Qentity;
item->start = position;
item->end = position + length;
item->info = NULL;
item->combine = NULL;
item->override = False;
item->replace = (XtPointer)parser->entity;
item->child = item->next = NULL;
it = head->child;
item->parent = head;
if (it == NULL)
head->child = item;
else {
while (it->next)
it = it->next;
it->next = item;
}
return;
}
XawTextSourceAddEntity(parser->source, 0,
XAW_TENTF_READ | XAW_TENTF_REPLACE,
(XtPointer)parser->entity,
position, length, Qentity);
}
segment.x1 = position;
segment.x2 = position + length;
(void)XmuScanlineOrSegment(parser->mask, &segment);
}
}
static void
Html_ParseTag(Html_Parser *parser)
{
int ch, sz;
char buf[32];
Html_TagInfo *info;
Html_Item *item = NULL;
XawTextPosition offset = parser->offset - 1;
switch (Html_Peek(parser)) {
case '!':
(void)Html_Get(parser); /* eat `!' */
if (Html_Peek(parser) == '-') {
/* comment */
(void)Html_Get(parser); /* eat `-' */
if (Html_Peek(parser) == '-') {
int count = 0;
(void)Html_Get(parser);
while ((ch = Html_Peek(parser)) != EOF) {
if (ch == '>' && count >= 2)
break;
else if (ch == '-')
++count;
else
count = 0;
(void)Html_Get(parser);
}
}
}
break;
case '?':
break;
case '/':
(void)Html_Get(parser); /* eat `/' */
sz = 0;
while (isalnum(Html_Peek(parser)) &&
((sz + 1) < sizeof(buf)))
buf[sz++] = tolower(Html_Get(parser));
buf[sz] = '\0';
if ((info = Html_GetInfo(buf)) != NULL) {
if (parser->head) {
Html_Item *it = parser->head;
while (it) {
if (it->info == info)
break;
it = it->parent;
}
if (it) {
if (it == parser->head)
parser->head->end = offset;
else {
it->end = offset;
do {
parser->head->end = offset;
parser->head = parser->head->parent;
} while (parser->head != it);
}
if (parser->head->parent)
parser->head = parser->head->parent;
else
parser->head = parser->item;
}
}
}
break;
default:
sz = 0;
while (isalnum(Html_Peek(parser)) &&
((sz + 1) < sizeof(buf)))
buf[sz++] = tolower(Html_Get(parser));
buf[sz] = '\0';
if ((info = Html_GetInfo(buf)) != NULL) {
if (info->end == False) {
if (info->ident == Qli)
parser->quark = Qli;
if (!info->para)
break; /* no more processing required */
}
item = XtNew(Html_Item);
item->info = info;
item->ident = item->info->ident;
item->combine = NULL;
item->override = False;
item->start = item->end = -1;
if (info->ident == Qol)
item->li = 1;
else
item->li = 0;
item->parent = item->child = item->next = NULL;
if (parser->item == NULL)
parser->item = parser->head = item;
else if (parser->head->end == -1) {
if (parser->head->info != item->info || info->nest) {
Html_Item *it = parser->head;
/* first, see if we need to close a long list of tags */
if (info->ident == Qdd) {
if (parser->head &&
parser->head->info->ident == Qdt) {
parser->head->end = offset;
parser->head = parser->head->parent;
}
}
else if (info->ident == Qdt) {
if (parser->head &&
parser->head->info->ident == Qdd) {
parser->head->end = offset;
parser->head = parser->head->parent;
}
}
else if (!info->nest) {
while (it) {
if (it->info == info || it->info->end)
break;
it = it->parent;
}
if (it) {
/* close the items */
while (parser->head != it) {
if (parser->head->info->ident == Qpre)
--parser->pre;
parser->head->end = offset;
parser->head = parser->head->parent;
}
}
}
/* add child item */
it = parser->head->child;
item->parent = parser->head;
if (it == NULL)
parser->head->child = item;
else {
while (it->next)
it = it->next;
it->next = item;
}
parser->head = item;
}
else {
/* close the `head' item and start a new one */
Html_Item *it;
parser->head->end = offset;
if (parser->head->parent)
parser->head = parser->head->parent;
else
parser->head = parser->item;
if ((it = parser->head->child) != NULL) {
item->parent = parser->head;
while (it->next)
it = it->next;
it->next = item;
parser->head = item;
}
else {
parser->head->child = item;
parser->head = item;
}
}
}
else {
/* this is not common, but handle it */
Html_Item *it = parser->item;
while (it->next)
it = it->next;
it->next = item;
parser->head = item;
}
if (info->parse_args)
(info->parse_args)(parser, item);
}
break;
}
/* skip anything not processed */
while ((ch = Html_Peek(parser)) != '>' && ch != EOF)
(void)Html_Get(parser);
if (item && item->start == -1)
item->start = parser->offset + 1;
}
/* tags */
static int
Html_Parse2(Html_Parser *parser)
{
int ch;
for (;;) {
if ((ch = Html_Get(parser)) == '<') {
parser->end = parser->offset - 1;
Html_Commit(parser);
parser->quark = Qhide;
parser->start = parser->end;
Html_ParseTag(parser);
(void)Html_Get(parser); /* eat `>' */
parser->end = parser->offset;
Html_Commit(parser);
}
else
return (ch);
}
/*NOTREACHED*/
}
/* entities */
static int
Html_Parse1(Html_Parser *parser)
{
static XawTextBlock *entities[256];
static char chars[256];
int ch;
for (;;) {
if ((ch = Html_Parse2(parser)) == EOF)
return (EOF);
if (ch == '&') {
unsigned char idx = '?';
char buf[32];
int sz = 0;
/* the string comparisons need a big optmization! */
parser->end = parser->offset - 1;
Html_Commit(parser);
parser->start = parser->end;
while ((ch = Html_Peek(parser)) != ';'
&& ch != EOF && !isspace(ch)) {
ch = Html_Get(parser);
if (sz + 1 < sizeof(buf))
buf[sz++] = ch;
}
buf[sz] = '\0';
if (ch == ';')
(void)Html_Get(parser);
if (sz == 0)
idx = '&';
else if (strcasecmp(buf, "lt") == 0)
idx = '<';
else if (strcasecmp(buf, "gt") == 0)
idx = '>';
else if (strcasecmp(buf, "nbsp") == 0)
idx = ' ';
else if (strcasecmp(buf, "amp") == 0)
idx = '&';
else if (strcasecmp(buf, "quot") == 0)
idx = '"';
else if (*buf == '#') {
if (sz == 1)
idx = '#';
else {
char *tmp;
idx = strtol(buf + 1, &tmp, 10);
if (*tmp)
idx = '?';
}
}
else if (strcmp(buf + 1, "acute") == 0) {
switch (*buf) {
case 'a': idx = 0xe1; break; case 'e': idx = 0xe9; break;
case 'i': idx = 0xed; break; case 'o': idx = 0xf3; break;
case 'u': idx = 0xfa; break; case 'A': idx = 0xc1; break;
case 'E': idx = 0xc9; break; case 'I': idx = 0xcd; break;
case 'O': idx = 0xd3; break; case 'U': idx = 0xda; break;
case 'y': idx = 0xfd; break; case 'Y': idx = 0xdd; break;
}
}
else if (strcmp(buf + 1, "grave") == 0) {
switch (*buf) {
case 'a': idx = 0xe0; break; case 'e': idx = 0xe8; break;
case 'i': idx = 0xec; break; case 'o': idx = 0xf2; break;
case 'u': idx = 0xf9; break; case 'A': idx = 0xc0; break;
case 'E': idx = 0xc8; break; case 'I': idx = 0xcc; break;
case 'O': idx = 0xd2; break; case 'U': idx = 0xd9; break;
}
}
else if (strcmp(buf + 1, "tilde") == 0) {
switch (*buf) {
case 'a': idx = 0xe3; break; case 'o': idx = 0xf5; break;
case 'n': idx = 0xf1; break; case 'A': idx = 0xc3; break;
case 'O': idx = 0xd5; break; case 'N': idx = 0xd1; break;
}
}
else if (strcmp(buf + 1, "circ") == 0) {
switch (*buf) {
case 'a': idx = 0xe2; break; case 'e': idx = 0xea; break;
case 'i': idx = 0xee; break; case 'o': idx = 0xf4; break;
case 'u': idx = 0xfb; break; case 'A': idx = 0xc2; break;
case 'E': idx = 0xca; break; case 'I': idx = 0xce; break;
case 'O': idx = 0xd4; break; case 'U': idx = 0xdb; break;
}
}
else if (strcmp(buf + 1, "uml") == 0) {
switch (*buf) {
case 'a': idx = 0xe4; break; case 'e': idx = 0xeb; break;
case 'i': idx = 0xef; break; case 'o': idx = 0xf6; break;
case 'u': idx = 0xfc; break; case 'A': idx = 0xc4; break;
case 'E': idx = 0xcb; break; case 'I': idx = 0xfc; break;
case 'O': idx = 0xd6; break; case 'U': idx = 0xdc; break;
case 'y': idx = 0xff; break;
}
}
else if (strcmp(buf + 1, "cedil") == 0) {
switch (*buf) {
case 'c': idx = 0xe7; break; case 'C': idx = 0xc7; break;
}
}
else if (strcmp(buf + 1, "slash") == 0) {
switch (*buf) {
case 'o': idx = 0xf8; break; case 'O': idx = 0xd8; break;
}
}
else if (strcmp(buf + 1, "ring") == 0) {
switch (*buf) {
case 'a': idx = 0xe5; break; case 'A': idx = 0xc5; break;
}
}
else if (strcasecmp(buf, "iexcl") == 0)
idx = 0xa1;
else if (strcasecmp(buf, "cent") == 0)
idx = 0xa2;
else if (strcasecmp(buf, "pound") == 0)
idx = 0xa3;
else if (strcasecmp(buf, "curren") == 0)
idx = 0xa4;
else if (strcasecmp(buf, "yen") == 0)
idx = 0xa5;
else if (strcasecmp(buf, "brvbar") == 0)
idx = 0xa6;
else if (strcasecmp(buf, "sect") == 0)
idx = 0xa7;
else if (strcasecmp(buf, "uml") == 0)
idx = 0xa8;
else if (strcasecmp(buf, "copy") == 0)
idx = 0xa9;
else if (strcasecmp(buf, "ordf") == 0)
idx = 0xaa;
else if (strcasecmp(buf, "laquo") == 0)
idx = 0xab;
else if (strcasecmp(buf, "not") == 0)
idx = 0xac;
else if (strcasecmp(buf, "shy") == 0)
idx = 0xad;
else if (strcasecmp(buf, "reg") == 0)
idx = 0xae;
else if (strcasecmp(buf, "macr") == 0)
idx = 0xaf;
else if (strcasecmp(buf, "deg") == 0)
idx = 0xb0;
else if (strcasecmp(buf, "plusmn") == 0)
idx = 0xb1;
else if (strcasecmp(buf, "sup2") == 0)
idx = 0xb2;
else if (strcasecmp(buf, "sup3") == 0)
idx = 0xb3;
else if (strcasecmp(buf, "acute") == 0)
idx = 0xb4;
else if (strcasecmp(buf, "micro") == 0)
idx = 0xb5;
else if (strcasecmp(buf, "para") == 0)
idx = 0xb6;
else if (strcasecmp(buf, "middot") == 0)
idx = 0xb7;
else if (strcasecmp(buf, "cedil") == 0)
idx = 0xb8;
else if (strcasecmp(buf, "supl") == 0)
idx = 0xb9;
else if (strcasecmp(buf, "ordm") == 0)
idx = 0xba;
else if (strcasecmp(buf, "raquo") == 0)
idx = 0xbb;
else if (strcasecmp(buf, "frac14") == 0)
idx = 0xbc;
else if (strcasecmp(buf, "frac12") == 0)
idx = 0xbd;
else if (strcasecmp(buf, "frac34") == 0)
idx = 0xbe;
else if (strcasecmp(buf, "iquest") == 0)
idx = 0xbf;
else if (strcasecmp(buf, "AElig") == 0)
idx = 0xc6;
else if (strcasecmp(buf, "ETH") == 0)
idx = 0xd0;
else if (strcasecmp(buf, "THORN") == 0)
idx = 0xde;
else if (strcasecmp(buf, "szlig") == 0)
idx = 0xdf;
else if (strcasecmp(buf, "aelig") == 0)
idx = 0xe6;
else if (strcasecmp(buf, "eth") == 0)
idx = 0xf0;
else if (strcasecmp(buf, "thorn") == 0)
idx = 0xfe;
parser->quark = Qentity;
if (entities[idx] == NULL) {
entities[idx] = XtNew(XawTextBlock);
entities[idx]->firstPos = 0;
entities[idx]->length = 1;
entities[idx]->ptr = chars + idx;
entities[idx]->format = FMT8BIT;
chars[idx] = idx;
}
parser->entity = entities[idx];
parser->end = parser->offset;
Html_Commit(parser);
parser->start = parser->end;
}
}
/*NOTREACHED*/
}
/************************************************************************/
/* FORMAT */
/************************************************************************/
static int
Html_Put(Html_Parser *parser, int ch)
{
if (ch != '\r') {
if (parser->replace.length % 4096 == 0)
parser->replace.ptr = XtRealloc(parser->replace.ptr,
parser->replace.length + 4096);
parser->replace.ptr[parser->replace.length++] = ch;
}
return (ch);
}
static void
Html_Puts(Html_Parser *parser, char *str)
{
int len = strlen(str);
if (parser->replace.length % 4096 == 0 ||
parser->replace.length + len > parser->replace.length +
(4096 - (parser->replace.length % 4096)))
parser->replace.ptr = XtRealloc(parser->replace.ptr,
parser->replace.length + 4096);
memcpy(parser->replace.ptr + parser->replace.length, str, len);
parser->replace.length += len;
}
static void
Html_FormatTag(Html_Parser *parser)
{
int ch = 0, sz = 0;
char buf[32];
Html_TagInfo *info = NULL;
switch (Html_Peek(parser)) {
case '!':
Html_Put(parser, '<');
Html_Put(parser, Html_Get(parser)); /* eat `!' */
if (Html_Peek(parser) == '-') {
/* comment */
Html_Put(parser, Html_Get(parser)); /* eat `-' */
if (Html_Peek(parser) == '-') {
int count = 0;
Html_Put(parser, Html_Get(parser));
while ((ch = Html_Peek(parser)) != EOF) {
if (ch == '>' && count >= 2)
break;
else if (ch == '-')
++count;
else
count = 0;
Html_Put(parser, Html_Get(parser));
}
(void)Html_Get(parser); /* eat `>' */
Html_Put(parser, '>');
return;
}
}
break;
case '?':
Html_Put(parser, '<');
break;
case '/':
(void)Html_Get(parser); /* eat `/' */
while (isalnum(Html_Peek(parser)) &&
((sz + 1) < sizeof(buf)))
buf[sz++] = ch = tolower(Html_Get(parser));
buf[sz] = '\0';
if ((info = Html_GetInfo(buf)) != NULL && info->adnl) {
if (info->ident == Qpre && parser->pre) {
if (--parser->pre == 0)
parser->column = 0;
}
parser->quark = Qetag;
parser->spc = True;
if (info->ident == Qp) {
while ((ch = Html_Peek(parser) != '>' && ch != EOF))
(void)Html_Get(parser);
(void)Html_Get(parser); /* eat '>' */
return;
}
}
else if (info) {
if (info->ident == Qol || info->ident == Qul) {
if (parser->list && --parser->list == 0 &&
parser->desc == 0) {
parser->quark = Qetag;
Html_Put(parser, '\n');
++parser->adnl;
parser->column = 0;
}
}
else if (info->ident == Qdl) {
if (parser->desc && --parser->desc == 0 &&
parser->list == 0) {
parser->quark = Qetag;
Html_Put(parser, '\n');
++parser->adnl;
parser->column = 0;
}
}
}
Html_Puts(parser, "</");
Html_Puts(parser, buf);
break;
default:
while (isalnum(Html_Peek(parser)) &&
((sz + 1) < sizeof(buf)))
buf[sz++] = tolower(Html_Get(parser));
buf[sz] = '\0';
if ((info = Html_GetInfo(buf)) != NULL && info->adnl) {
if (info->ident == Qpre)
++parser->pre;
if (parser->quark != Qtag) {
if (parser->adnl < 2) {
Html_Puts(parser, parser->adnl ? pnl : nlpnl);
parser->adnl = 2;
parser->spc = True;
parser->column = 0;
}
}
parser->quark = Qtag;
if (info->ident == Qp) {
while ((ch = Html_Peek(parser) != '>' && ch != EOF))
(void)Html_Get(parser);
(void)Html_Get(parser); /* eat '>' */
return;
}
}
else if (info) {
if (info->ident == Qol || info->ident == Qul) {
if (++parser->list == 1 && !parser->desc) {
if (parser->adnl < 2) {
Html_Puts(parser, parser->adnl ? pnl : nlpnl);
parser->adnl = 2;
parser->column = 0;
}
}
else if (parser->adnl == 0) {
Html_Put(parser, '\n');
parser->adnl = 1;
parser->column = 0;
}
parser->spc = True;
}
else if (info->ident == Qli) {
if (parser->adnl == 0) {
Html_Put(parser, '\n');
parser->adnl = 1;
parser->column = 0;
}
}
else if (info->ident == Qdl) {
if (++parser->desc == 1 && !parser->list) {
if (parser->adnl < 2) {
Html_Puts(parser, parser->adnl ? pnl : nlpnl);
parser->adnl = 2;
parser->column = 0;
}
}
else if (parser->adnl == 0) {
Html_Put(parser, '\n');
parser->adnl = 1;
parser->column = 0;
}
parser->spc = True;
}
else if (info->ident == Qdd) {
if (parser->desc == 0) {
if (parser->adnl < 2) {
Html_Puts(parser, parser->adnl ? pnl : nlpnl);
parser->adnl = 2;
parser->column = 0;
}
}
else if (parser->adnl == 0) {
Html_Put(parser, '\n');
parser->adnl = 1;
parser->column = 0;
}
parser->spc = True;
}
else if (info->ident == Qdt) {
if (parser->adnl == 0) {
Html_Put(parser, '\n');
parser->adnl = 1;
parser->spc = True;
parser->column = 0;
}
}
}
Html_Put(parser, '<');
Html_Puts(parser, buf);
break;
}
sz = 0;
while ((ch = Html_Peek(parser)) != '>' && ch != EOF) {
if (isspace(ch)) {
(void)Html_Get(parser);
++sz;
continue;
}
else if (sz) {
Html_Put(parser, ' ');
sz = 0;
}
Html_Put(parser, Html_Get(parser));
}
Html_Put(parser, Html_Get(parser)); /* eat `>' */
if (info && info->ident == Qbr) {
++parser->adnl;
parser->spc = True;
Html_Put(parser, '\n');
parser->quark = info->ident;
parser->column = 0;
}
}
/* tags */
static int
Html_Format3(Html_Parser *parser)
{
int ch;
for (;;) {
if ((ch = Html_Get(parser)) == '<') {
if (parser->quark == Qspace && parser->spc == False) {
Html_Put(parser, ' ');
parser->spc = True;
}
/* parser->quark = Qhide;*/
Html_FormatTag(parser);
}
else
return (ch);
}
/*NOTREACHED*/
}
/* entities */
static int
Html_Format2(Html_Parser *parser)
{
int ch;
for (ch = Html_Format3(parser); ch == '&'; ch = Html_Format3(parser)) {
Html_Put(parser, '&');
while ((ch = Html_Peek(parser)) != ';') {
if (isspace(ch) || ch == EOF)
break;
Html_Put(parser, Html_Get(parser));
}
if (ch != EOF)
Html_Put(parser, Html_Get(parser));
else
break;
if (parser->pre)
++parser->column;
}
return (ch);
}
/* spaces */
static int
Html_Format1(Html_Parser *parser)
{
int ch;
for (;;) {
if ((ch = Html_Format2(parser)) == EOF)
return (ch);
if (parser->quark == Qetag) {
if (parser->adnl < 2) {
Html_Puts(parser, parser->adnl ? pnl : nlpnl);
parser->adnl = 2;
parser->spc = True;
}
}
else if (parser->quark == Qspace && parser->spc == False) {
Html_Put(parser, ' ');
parser->spc = True;
}
if (!parser->pre && isspace(ch))
parser->quark = Qspace;
else {
if (parser->pre) {
if (parser->spc) {
/* did not yet see any non space character */
if (isspace(ch)) {
if (ch == '\n') {
parser->column = 0;
parser->spc = False;
parser->adnl = 1;
}
else if (ch == '\t')
parser->column += 8 - (parser->column % 8);
else
++parser->column;
continue;
}
else {
int column = parser->column;
while (column-- > 0)
Html_Put(parser, ' ');
parser->spc = False;
parser->adnl = 0;
}
}
else if (ch == '\n') {
++parser->adnl;
parser->column = 0;
}
else if (ch == '\t') {
int column = parser->column + (8 - (parser->column % 8));
parser->adnl = 0;
while (parser->column < column) {
Html_Put(parser, ' ');
++parser->column;
}
continue;
}
else {
parser->adnl = 0;
++parser->column;
}
}
else
parser->adnl = 0;
Html_Put(parser, ch);
parser->quark = Qdefault;
parser->spc = False;
}
}
}
/************************************************************************/
/* ARGUMENTS */
/************************************************************************/
static void
Html_AArgs(Html_Parser *parser, Html_Item *item)
{
int ch, sz;
char buf[32];
/*CONSTCOND*/
while (True) {
sz = 0;
while ((ch = Html_Peek(parser)) != '>' && ch != EOF) {
if (isalnum(ch))
break;
else
(void)Html_Get(parser);
}
if (ch == '>' || ch == EOF)
return;
buf[sz++] = tolower(Html_Get(parser));
while ((ch = Html_Peek(parser)) != '>' && ch != EOF)
if (isalnum(ch))
buf[sz++] = tolower(Html_Get(parser));
else
break;
buf[sz] = '\0';
if (strcmp(buf, "href") == 0) {
item->combine = XawTextSinkCopyProperty(XawTextGetSink(text),
item->info->ident);
item->override = True;
item->combine->xlfd_mask = 0L;
item->combine->mask = XAW_TPROP_UNDERLINE | XAW_TPROP_FOREGROUND;
item->combine->foreground = parser->alink;
return;
}
while ((ch = Html_Peek(parser)) != '>' && ch != EOF) {
if (isspace(ch))
break;
else
(void)Html_Get(parser);
}
}
}
static void
Html_FontArgs(Html_Parser *parser, Html_Item *item)
{
int ch, sz;
char name[32], value[256], xlfd[128];
item->combine = XawTextSinkCopyProperty(XawTextGetSink(text),
Qdefault);
item->override = True;
item->combine->mask = item->combine->xlfd_mask = 0L;
/*CONSTCOND*/
while (True) {
/* skip white spaces */
while ((ch = Html_Peek(parser)) != '>' && ch != EOF) {
if (isalnum(ch))
break;
else
(void)Html_Get(parser);
}
if (ch == '>' || ch == EOF)
return;
/* read option name */
sz = 0;
name[sz++] = tolower(Html_Get(parser));
while ((ch = Html_Peek(parser)) != '>' && ch != EOF)
if (isalnum(ch) && (sz + 1 < sizeof(name)))
name[sz++] = tolower(Html_Get(parser));
else
break;
name[sz] = '\0';
if (ch != '=')
continue;
(void)Html_Get(parser); /* skip `=' */
if (Html_Peek(parser) == '"')
(void)Html_Get(parser);
sz = 0;
while ((ch = Html_Peek(parser)) != '>' && ch != EOF) {
if (!isspace(ch) && (sz + 1 < sizeof(value)))
value[sz++] = Html_Get(parser);
else
break;
}
value[sz] = '\0';
if (sz > 0 && value[sz - 1] == '"')
value[--sz] = '\0';
if (strcmp(name, "color") == 0) {
XColor color, exact;
if (XAllocNamedColor(XtDisplay(toplevel), toplevel->core.colormap,
value, &color, &exact)) {
item->combine->mask |= XAW_TPROP_FOREGROUND;
item->combine->foreground = color.pixel;
}
}
else if (strcmp(name, "face") == 0) {
int count = 0;
char *ptr, *family, **font_list;
ptr = value;
do {
family = ptr;
ptr = strchr(ptr, ',');
if (ptr)
*ptr++ = '\0';
XmuSnprintf(xlfd, sizeof(xlfd), "-*-%s-*-*-*-*-*-*-*-*-*-*-*-*",
family);
font_list = XListFonts(XtDisplay(toplevel), xlfd, 1, &count);
if (font_list)
XFreeFontNames(font_list);
if (count)
break;
} while (ptr);
if (count) {
item->combine->xlfd_mask |= XAW_TPROP_FAMILY;
item->combine->family = XrmStringToQuark(family);
}
}
else if (strcmp(name, "size") == 0) {
int size, sign = 0;
if (isalnum(*value)) {
size = atoi(value);
sign = 0;
}
else {
char *str = XrmQuarkToString(item->combine->pixel_size);
size = str ? atoi(str) : 12;
if (*value == '+') {
size += atoi(value + 1);
sign = 1;
}
else if (*value == '-') {
size -= atoi(value + 1);
sign = -1;
}
}
if (item->combine->xlfd != NULLQUARK) {
int count, ucount, dcount, usize, dsize;
char **current, **result, **up, **down;
current = result = up = down = NULL;
/* try to load an appropriate font */
XmuSnprintf(value, sizeof(value),
"-*-%s-%s-%s-*--%%d-*-*-*-*-*-%s-%s",
XrmQuarkToString(item->combine->family),
XrmQuarkToString(item->combine->weight),
XrmQuarkToString(item->combine->slant),
XrmQuarkToString(item->combine->registry),
XrmQuarkToString(item->combine->encoding));
XmuSnprintf(xlfd, sizeof(xlfd), value,
atoi(XrmQuarkToString(item->combine->pixel_size)));
current = XListFonts(XtDisplay(toplevel), xlfd, 1, &count);
if (count) {
ucount = dcount = usize = dsize = 0;
XmuSnprintf(xlfd, sizeof(xlfd), value, size);
result = XListFonts(XtDisplay(toplevel), xlfd, 1, &count);
if (count == 0 || strstr(*result, "-0-")) {
if (sign <= 0) {
sz = dsize = size;
while (dcount == 0 && --sz > size - 8 && sz > 1) {
XmuSnprintf(xlfd, sizeof(xlfd), value, sz);
down = XListFonts(XtDisplay(toplevel), xlfd,
1, &dcount);
if (dcount && strstr(*down, "-0-") != NULL) {
XFreeFontNames(down);
down = NULL;
dcount = 0;
}
}
if (dcount)
dsize = sz;
}
if (sign >= 0) {
sz = usize = size;
while (ucount == 0 && ++sz < size + 8) {
XmuSnprintf(xlfd, sizeof(xlfd), value, sz);
up = XListFonts(XtDisplay(toplevel), xlfd,
1, &ucount);
if (ucount && strstr(*up, "-0-") != NULL) {
XFreeFontNames(up);
up = NULL;
ucount = 0;
}
}
if (ucount)
usize = sz;
}
if (ucount && dcount)
size = size - dsize < usize - size ? dsize : usize;
else if (ucount)
size = usize;
else if (dcount)
size = dsize;
}
if (current)
XFreeFontNames(current);
if (result)
XFreeFontNames(result);
if (up)
XFreeFontNames(up);
if (down)
XFreeFontNames(down);
}
}
XmuSnprintf(value, sizeof(value), "%d", size);
item->combine->xlfd_mask |= XAW_TPROP_PIXELSIZE;
item->combine->pixel_size = XrmStringToQuark(value);
}
while ((ch = Html_Peek(parser)) != '>' && ch != EOF) {
if (isspace(ch))
break;
else
(void)Html_Get(parser);
}
}
}
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