From 952a54cbd933dbee18cbcc88521db11fb4ee7747 Mon Sep 17 00:00:00 2001
From: Jacek Caban <jacek@codeweavers.com>
Date: Fri, 11 Jul 2008 23:45:04 +0200
Subject: [PATCH] mshtml: Added IHTMLElement2::getElementsByTagName
 implementation.

---
 dlls/mshtml/htmlelem.c       | 25 +++++++++++++++++++++++++
 dlls/mshtml/htmlelem2.c      | 23 +++++++++++++++++++----
 dlls/mshtml/mshtml_private.h |  1 +
 3 files changed, 45 insertions(+), 4 deletions(-)

diff --git a/dlls/mshtml/htmlelem.c b/dlls/mshtml/htmlelem.c
index 5f67356338..670c615195 100644
--- a/dlls/mshtml/htmlelem.c
+++ b/dlls/mshtml/htmlelem.c
@@ -1896,6 +1896,31 @@ IHTMLElementCollection *create_all_collection(HTMLDOMNode *node)
     return HTMLElementCollection_Create((IUnknown*)HTMLDOMNODE(node), buf.buf, buf.len);
 }
 
+IHTMLElementCollection *create_collection_from_nodelist(HTMLDocument *doc, IUnknown *unk, nsIDOMNodeList *nslist)
+{
+    PRUint32 length = 0, i;
+    elem_vector buf;
+
+    nsIDOMNodeList_GetLength(nslist, &length);
+
+    buf.len = buf.size = length;
+    if(buf.len) {
+        nsIDOMNode *nsnode;
+
+        buf.buf = heap_alloc(buf.size*sizeof(HTMLElement*));
+
+        for(i=0; i<length; i++) {
+            nsIDOMNodeList_Item(nslist, i, &nsnode);
+            buf.buf[i] = HTMLELEM_NODE_THIS(get_node(doc, nsnode, TRUE));
+            nsIDOMNode_Release(nsnode);
+        }
+    }else {
+        buf.buf = NULL;
+    }
+
+    return HTMLElementCollection_Create(unk, buf.buf, buf.len);
+}
+
 static IHTMLElementCollection *HTMLElementCollection_Create(IUnknown *ref_unk,
             HTMLElement **elems, DWORD len)
 {
diff --git a/dlls/mshtml/htmlelem2.c b/dlls/mshtml/htmlelem2.c
index d12c60c9b6..5d0443ed68 100644
--- a/dlls/mshtml/htmlelem2.c
+++ b/dlls/mshtml/htmlelem2.c
@@ -917,12 +917,27 @@ static HRESULT WINAPI HTMLElement2_get_readyStateValue(IHTMLElement2 *iface, lon
     return E_NOTIMPL;
 }
 
-static HRESULT WINAPI HTMLElement2_getElementByTagName(IHTMLElement2 *iface, BSTR v,
+static HRESULT WINAPI HTMLElement2_getElementsByTagName(IHTMLElement2 *iface, BSTR v,
                                                        IHTMLElementCollection **pelColl)
 {
     HTMLElement *This = HTMLELEM2_THIS(iface);
-    FIXME("(%p)->(%s %p)\n", This, debugstr_w(v), pelColl);
-    return E_NOTIMPL;
+    nsIDOMNodeList *nslist;
+    nsAString tag_str;
+    nsresult nsres;
+
+    TRACE("(%p)->(%s %p)\n", This, debugstr_w(v), pelColl);
+
+    nsAString_Init(&tag_str, v);
+    nsres = nsIDOMHTMLElement_GetElementsByTagName(This->nselem, &tag_str, &nslist);
+    nsAString_Finish(&tag_str);
+    if(NS_FAILED(nsres)) {
+        ERR("GetElementByTagName failed: %08x\n", nsres);
+        return E_FAIL;
+    }
+
+    *pelColl = create_collection_from_nodelist(This->node.doc, (IUnknown*)HTMLELEM(This), nslist);
+    nsIDOMNodeList_Release(nslist);
+    return S_OK;
 }
 
 #undef HTMLELEM2_THIS
@@ -1032,7 +1047,7 @@ static const IHTMLElement2Vtbl HTMLElement2Vtbl = {
     HTMLElement2_put_onbeforeeditfocus,
     HTMLElement2_get_onbeforeeditfocus,
     HTMLElement2_get_readyStateValue,
-    HTMLElement2_getElementByTagName,
+    HTMLElement2_getElementsByTagName,
 };
 
 void HTMLElement2_Init(HTMLElement *This)
diff --git a/dlls/mshtml/mshtml_private.h b/dlls/mshtml/mshtml_private.h
index ef7868df0b..88f444d15a 100644
--- a/dlls/mshtml/mshtml_private.h
+++ b/dlls/mshtml/mshtml_private.h
@@ -566,6 +566,7 @@ void doc_insert_script(HTMLDocument*,nsIDOMHTMLScriptElement*);
 IDispatch *script_parse_event(HTMLDocument*,LPCWSTR);
 
 IHTMLElementCollection *create_all_collection(HTMLDOMNode*);
+IHTMLElementCollection *create_collection_from_nodelist(HTMLDocument*,IUnknown*,nsIDOMNodeList*);
 
 /* commands */
 typedef struct {