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[mujs] element.getElementsByTagName

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This commit is contained in:
Witold Filipczyk 2022-12-21 15:47:41 +01:00
parent 0157c537aa
commit f5ada6b75b
2 changed files with 35 additions and 1 deletions
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34
src/ecmascript/mujs/element.cpp
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@ -1340,6 +1340,39 @@ mjs_element_getAttributeNode(js_State *J)
mjs_push_attr(J, attr);
}
static void
mjs_element_getElementsByTagName(js_State *J)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
xmlpp::Element *el = static_cast<xmlpp::Element *>(mjs_getprivate(J, 0));
if (!el) {
js_pushundefined(J);
return;
}
const char *str = js_tostring(J, 1);
if (!str) {
js_pushnull(J);
return;
}
xmlpp::ustring id = str;
std::transform(id.begin(), id.end(), id.begin(), ::tolower);
xmlpp::ustring xpath = "//";
xpath += id;
xmlpp::Node::NodeSet *elements = new(std::nothrow) xmlpp::Node::NodeSet;
if (!elements) {
js_pushnull(J);
return;
}
*elements = el->find(xpath);
mjs_push_collection(J, elements);
}
static void
mjs_element_hasAttribute(js_State *J)
{
@ -1752,6 +1785,7 @@ mjs_push_element(js_State *J, void *node)
addmethod(J, "contains", mjs_element_contains, 1);
addmethod(J, "getAttribute", mjs_element_getAttribute, 1);
addmethod(J, "getAttributeNode", mjs_element_getAttributeNode, 1);
addmethod(J, "getElementsByTagName", mjs_element_getElementsByTagName, 1);
addmethod(J, "hasAttribute", mjs_element_hasAttribute, 1);
addmethod(J, "hasAttributes", mjs_element_hasAttributes, 0);
addmethod(J, "hasChildNodes", mjs_element_hasChildNodes, 0);

2
test/ecmascript/element_getElementsByTagName.html
View File

@ -13,7 +13,7 @@ First Name: <input name="fname" type="text" value="Doug">
<script>
function myFunction() {
var x = document.getElementById('body').getElementsByTagName("P").item(1).outerHTML;
var x = document.getElementById('body').getElementsByTagName("P").item(0).outerHTML;
window.alert(x);
}
</script>