[2/5] msxml3: Basic implementation of IXMLDOMNode::replaceChild

Michael Karcher wine at mkarcher.dialup.fu-berlin.de
Mon Oct 6 17:48:21 CDT 2008


---
 dlls/msxml3/node.c         |   39 +++++++++++++++++++++++++++++++++++++--
 dlls/msxml3/tests/domdoc.c |   22 +++++++++++++---------
 2 files changed, 50 insertions(+), 11 deletions(-)

diff --git a/dlls/msxml3/node.c b/dlls/msxml3/node.c
index b82ef55..467505e 100644
--- a/dlls/msxml3/node.c
+++ b/dlls/msxml3/node.c
@@ -610,6 +610,9 @@ static HRESULT WINAPI xmlnode_replaceChild(
     IXMLDOMNode** outOldChild)
 {
     xmlnode *This = impl_from_IXMLDOMNode( iface );
+    xmlNode *old_child_ptr, *new_child_ptr;
+    xmlDocPtr leaving_doc;
+    xmlNode *my_ancestor;
 
     TRACE("%p->(%p,%p,%p)\n",This,newChild,oldChild,outOldChild);
 
@@ -617,9 +620,41 @@ static HRESULT WINAPI xmlnode_replaceChild(
        means removal. It does certainly *not* apply to msxml3! */
     if(!newChild || !oldChild)
         return E_INVALIDARG;
+
+    if(outOldChild)
+        *outOldChild = NULL;
 
-    FIXME("not implemented\n");
-    return E_NOTIMPL;
+    old_child_ptr = impl_from_IXMLDOMNode(oldChild)->node;
+    if(old_child_ptr->parent != This->node)
+    {
+        WARN("childNode %p is not a child of %p\n", oldChild, iface);
+        return E_INVALIDARG;
+    }
+
+    new_child_ptr = impl_from_IXMLDOMNode(newChild)->node;
+    my_ancestor = This->node;
+    while(my_ancestor)
+    {
+        if(my_ancestor == new_child_ptr)
+        {
+            WARN("tried to create loop\n");
+            return E_FAIL;
+        }
+        my_ancestor = my_ancestor->parent;
+    }
+
+    leaving_doc = new_child_ptr->doc;
+    xmldoc_add_ref(old_child_ptr->doc);
+    xmlReplaceNode(old_child_ptr, new_child_ptr);
+    xmldoc_release(leaving_doc);
+
+    if(outOldChild)
+    {
+        IXMLDOMNode_AddRef(oldChild);
+        *outOldChild = oldChild;
+    }
+
+    return S_OK;
 }
 
 static HRESULT WINAPI xmlnode_removeChild(
diff --git a/dlls/msxml3/tests/domdoc.c b/dlls/msxml3/tests/domdoc.c
index 0703f3d..5ccc7af 100644
--- a/dlls/msxml3/tests/domdoc.c
+++ b/dlls/msxml3/tests/domdoc.c
@@ -1843,7 +1843,7 @@ static void test_replaceChild(void)
     VARIANT_BOOL b;
     IXMLDOMDocument *doc;
     IXMLDOMElement *element;
-    IXMLDOMNode *fo_node, *ba_node, *removed_node, *temp_node;
+    IXMLDOMNode *fo_node, *ba_node, *lc_node, *removed_node, *temp_node;
     IXMLDOMNodeList *root_list, *fo_list;
     IUnknown * unk1, *unk2;
     long len;
@@ -1865,6 +1865,9 @@ static void test_replaceChild(void)
     r = IXMLDOMElement_get_childNodes( element, &root_list );
     ok( r == S_OK, "ret %08x\n", r);
 
+    r = IXMLDOMNodeList_get_item( root_list, 0, &lc_node );
+    ok( r == S_OK, "ret %08x\n", r);
+
     r = IXMLDOMNodeList_get_item( root_list, 3, &fo_node );
     ok( r == S_OK, "ret %08x\n", r);
 
@@ -1890,13 +1893,14 @@ static void test_replaceChild(void)
 
     /* invalid parameter: OldNode is not a child */
     removed_node = (void*)0xdeadbeef;
-    r = IXMLDOMElement_replaceChild( element, ba_node, ba_node, &removed_node );
-    todo_wine ok( r == E_INVALIDARG, "ret %08x\n", r );
-    if( r == E_NOTIMPL)
-    {
-        skip("replaceChild not implemented\n");
-        return;
-    }
+    r = IXMLDOMElement_replaceChild( element, lc_node, ba_node, &removed_node );
+    ok( r == E_INVALIDARG, "ret %08x\n", r );
+    ok( removed_node == NULL, "%p\n", removed_node );
+
+    /* invalid parameter: would create loop */
+    removed_node = (void*)0xdeadbeef;
+    r = IXMLDOMNode_replaceChild( fo_node, fo_node, ba_node, &removed_node );
+    ok( r == E_FAIL, "ret %08x\n", r );
     ok( removed_node == NULL, "%p\n", removed_node );
 
     r = IXMLDOMElement_replaceChild( element, ba_node, fo_node, NULL );
@@ -1912,7 +1916,7 @@ static void test_replaceChild(void)
     ok( r == S_OK, "ret %08x\n", r );
     r = IXMLDOMNode_QueryInterface( ba_node, &IID_IUnknown, (void**)&unk2);
     ok( r == S_OK, "ret %08x\n", r );
-    ok( unk1 == unk2, "unk1 %p unk2 %p\n", unk1, unk2);
+    todo_wine ok( unk1 == unk2, "unk1 %p unk2 %p\n", unk1, unk2);
 
     IUnknown_Release( unk1 );
     IUnknown_Release( unk2 );
-- 
1.5.6.5




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