Source code

Revision control

Copy as Markdown

Other Tools

/* vim: set shiftwidth=4 tabstop=8 autoindent cindent expandtab: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* build (from code) lists of all supported CSS properties */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "mozilla/ArrayUtils.h"
// Do not consider properties not valid in style rules
#define CSS_PROP_LIST_EXCLUDE_NOT_IN_STYLE
// Need an extra level of macro nesting to force expansion of method_
// params before they get pasted.
#define STRINGIFY_METHOD(method_) #method_
struct PropertyInfo {
const char* propName;
const char* domName;
const char* pref;
};
const PropertyInfo gLonghandProperties[] = {
#define CSS_PROP_PUBLIC_OR_PRIVATE(publicname_, privatename_) publicname_
#define CSS_PROP_LONGHAND(name_, id_, method_, flags_, pref_, ...) \
{#name_, STRINGIFY_METHOD(method_), pref_},
#include "mozilla/ServoCSSPropList.h"
#undef CSS_PROP_LONGHAND
#undef CSS_PROP_PUBLIC_OR_PRIVATE
};
/*
* These are the properties for which domName in the above list should
* be used. They're in the same order as the above list, with some
* items skipped.
*/
const char* gLonghandPropertiesWithDOMProp[] = {
#define CSS_PROP_LIST_EXCLUDE_INTERNAL
#define CSS_PROP_LONGHAND(name_, ...) #name_,
#include "mozilla/ServoCSSPropList.h"
#undef CSS_PROP_LONGHAND
#undef CSS_PROP_LIST_EXCLUDE_INTERNAL
};
const PropertyInfo gShorthandProperties[] = {
#define CSS_PROP_PUBLIC_OR_PRIVATE(publicname_, privatename_) publicname_
#define CSS_PROP_SHORTHAND(name_, id_, method_, flags_, pref_) \
{#name_, STRINGIFY_METHOD(method_), pref_},
#define CSS_PROP_ALIAS(name_, aliasid_, id_, method_, flags_, pref_) \
{#name_, #method_, pref_},
#include "mozilla/ServoCSSPropList.h"
#undef CSS_PROP_ALIAS
#undef CSS_PROP_SHORTHAND
#undef CSS_PROP_PUBLIC_OR_PRIVATE
};
/* see gLonghandPropertiesWithDOMProp */
const char* gShorthandPropertiesWithDOMProp[] = {
#define CSS_PROP_LIST_EXCLUDE_INTERNAL
#define CSS_PROP_SHORTHAND(name_, id_, method_, flags_, pref_) #name_,
#define CSS_PROP_ALIAS(name_, aliasid_, id_, method_, flags_, pref_) #name_,
#include "mozilla/ServoCSSPropList.h"
#undef CSS_PROP_ALIAS
#undef CSS_PROP_SHORTHAND
#undef CSS_PROP_LIST_EXCLUDE_INTERNAL
};
#undef STRINGIFY_METHOD
const char* gInaccessibleProperties[] = {
// Don't print the properties that aren't accepted by the parser, per
// CSSParserImpl::ParseProperty
"-x-cols",
"-x-lang",
"-x-span",
"-x-text-scale",
"-moz-default-appearance",
"-moz-theme",
"-moz-inert",
"-moz-script-level", // parsed by UA sheets only
"-moz-math-variant",
"-moz-math-display", // parsed by UA sheets only
"-moz-top-layer", // parsed by UA sheets only
"-moz-min-font-size-ratio", // parsed by UA sheets only
"-moz-box-collapse", // chrome-only internal properties
"-moz-subtree-hidden-only-visually", // chrome-only internal properties
"-moz-user-focus", // chrome-only internal properties
"-moz-window-input-region-margin", // chrome-only internal properties
"-moz-window-opacity", // chrome-only internal properties
"-moz-window-transform", // chrome-only internal properties
"-moz-window-transform-origin", // chrome-only internal properties
"-moz-window-shadow", // chrome-only internal properties
};
inline int is_inaccessible(const char* aPropName) {
for (unsigned j = 0; j < std::size(gInaccessibleProperties); ++j) {
if (strcmp(aPropName, gInaccessibleProperties[j]) == 0) return 1;
}
return 0;
}
void print_array(const char* aName, const PropertyInfo* aProps,
unsigned aPropsLength, const char* const* aDOMProps,
unsigned aDOMPropsLength) {
printf("var %s = [\n", aName);
int first = 1;
unsigned j = 0; // index into DOM prop list
for (unsigned i = 0; i < aPropsLength; ++i) {
const PropertyInfo* p = aProps + i;
if (is_inaccessible(p->propName))
// inaccessible properties never have DOM props, so don't
// worry about incrementing j. The assertion below will
// catch if they do.
continue;
if (first)
first = 0;
else
printf(",\n");
printf("\t{ name: \"%s\", prop: ", p->propName);
if (j >= aDOMPropsLength || strcmp(p->propName, aDOMProps[j]) != 0)
printf("null");
else {
++j;
if (strncmp(p->domName, "Moz", 3) == 0)
printf("\"%s\"", p->domName);
else
// lowercase the first letter
printf("\"%c%s\"", p->domName[0] + 32, p->domName + 1);
}
if (p->pref[0]) {
printf(", pref: \"%s\"", p->pref);
}
printf(" }");
}
if (j != aDOMPropsLength) {
fprintf(stderr, "Assertion failure %s:%d\n", __FILE__, __LINE__);
fprintf(stderr, "j==%d, aDOMPropsLength == %d\n", j, aDOMPropsLength);
exit(1);
}
printf("\n];\n\n");
}
int main() {
print_array("gLonghandProperties", gLonghandProperties,
std::size(gLonghandProperties), gLonghandPropertiesWithDOMProp,
std::size(gLonghandPropertiesWithDOMProp));
print_array("gShorthandProperties", gShorthandProperties,
std::size(gShorthandProperties), gShorthandPropertiesWithDOMProp,
std::size(gShorthandPropertiesWithDOMProp));
return 0;
}