private void SetContainedControlsParent(Interop.IHTMLElement element)
{
Interop.IHTMLElementCollection elementChildren = (Interop.IHTMLElementCollection)element.GetChildren();
if (elementChildren != null)
{
int i = elementChildren.GetLength();
for (int j = 0; j < i; j++)
{
Interop.IHTMLElement childElement = (Interop.IHTMLElement)elementChildren.Item(j, j);
if (childElement != null)
{
object[] locals = new object[1];
childElement.GetAttribute("id", 0, locals);
string str2 = locals[0] as String;
System.Web.UI.Control control = _designerHost.Container.Components[str2] as System.Web.UI.Control;
if (control != null && control.Parent != _control)
{
_control.Controls.Add(control);
ControlDesigner controlDesigner = _designerHost.GetDesigner(control) as ControlDesigner;
if (controlDesigner != null)
{
controlDesigner.OnSetParent();
}
}
else
{
SetContainedControlsParent(childElement);
}
}
}
}
}
public Element GetChild(string name)
{
Interop.IHTMLElementCollection children = (Interop.IHTMLElementCollection)_peer.GetChildren();
Interop.IHTMLElement child = (Interop.IHTMLElement)children.Item(name, null);
return(Element.GetWrapperFor(child, _owner));
}
private void CreateSourceList(Interop.IHTMLElement s)
{
if (_sources == null)
{
_sources = new SourceElementsCollection(s, base.HtmlEditor);
_sources.OnInsertHandler += new CollectionInsertHandler(_sources_OnInsertHandler);
_sources.OnClearHandler += new CollectionClearHandler(_sources_OnClearHandler);
}
else
{
_sources.OnInsertHandler -= new CollectionInsertHandler(_sources_OnInsertHandler);
_sources.OnClearHandler -= new CollectionClearHandler(_sources_OnClearHandler);
_sources.Clear();
Interop.IHTMLElement selectElement = (Interop.IHTMLElement)s;
Interop.IHTMLElementCollection options = (Interop.IHTMLElementCollection)selectElement.GetChildren();
for (int i = 0; i < options.GetLength(); i++)
{
Interop.IHTMLElement el = (Interop.IHTMLElement)options.Item(i, i);
object oe = new SourceElement(el, (HtmlEditor)base.HtmlEditor);
_sources.Add(oe);
}
_sources.OnInsertHandler += new CollectionInsertHandler(_sources_OnInsertHandler);
_sources.OnClearHandler += new CollectionClearHandler(_sources_OnClearHandler);
}
}
public Element GetChild(int index)
{
Interop.IHTMLElementCollection children = (Interop.IHTMLElementCollection)_peer.GetChildren();
Interop.IHTMLElement child = (Interop.IHTMLElement)children.Item(null, index);
return(Element.GetWrapperFor(child, _owner));
}
private void _options_OnClearHandler()
{
Interop.IHTMLElement optgroup = base.GetBaseElement();
Interop.IHTMLDOMNode optNode = (Interop.IHTMLDOMNode)optgroup;
Interop.IHTMLElementCollection subNodes = (Interop.IHTMLElementCollection)optgroup.GetChildren();
for (int i = 0; i < subNodes.GetLength(); i++)
{
optNode.removeChild((Interop.IHTMLDOMNode)subNodes.Item(i, i));
}
}
internal SourceElementsCollection(Interop.IHTMLElement s, IHtmlEditor editor)
: base()
{
selectElement = (Interop.IHTMLElement)s;
Interop.IHTMLElementCollection options = (Interop.IHTMLElementCollection)selectElement.GetChildren();
for (int i = 0; i < options.GetLength(); i++)
{
Interop.IHTMLElement el = (Interop.IHTMLElement)options.Item(i, i);
object oe = new SourceElement(el, (HtmlEditor)editor);
InnerList.Add(oe);
}
}
public Element GetElementByID(string id)
{
Interop.IHTMLElement body = MSHTMLDocument.GetBody();
Interop.IHTMLElementCollection children = (Interop.IHTMLElementCollection)body.GetAll();
Interop.IHTMLElement element = (Interop.IHTMLElement)children.Item(id, 0);
if (element == null)
{
return(null);
}
return(Element.GetWrapperFor(element, this));
}
internal OptionOnlyElementsCollection(Interop.IHTMLElement optGroup, IHtmlEditor editor) : base()
{
this.editor = editor;
Interop.IHTMLElementCollection options = (Interop.IHTMLElementCollection)optGroup.GetChildren();
for (int i = 0; i < options.GetLength(); i++)
{
Interop.IHTMLElement el = (Interop.IHTMLElement)options.Item(i, i);
OptionElement oe = null;
oe = new OptionElement(el, editor);
if (oe != null)
{
InnerList.Add(oe);
}
}
}
private void _sources_OnClearHandler()
{
// we do not clear the collection here to protect the underlying conjunction between collection and element
Interop.IHTMLElement selectElement = (Interop.IHTMLElement)base.GetBaseElement();
Interop.IHTMLDOMNode selNode = (Interop.IHTMLDOMNode)selectElement;
if (selNode.hasChildNodes())
{
Interop.IHTMLElementCollection options = (Interop.IHTMLElementCollection)selectElement.GetChildren();
for (int o = 0; o < options.GetLength(); o++)
{
Interop.IHTMLDOMNode childElement = (Interop.IHTMLDOMNode)options.Item(0, 0);
// remove first node, because the collection will change immediately after removeChild call
selNode.removeChild(childElement);
}
}
}
public new void RemoveAt(int index)
{
if (index >= base.InnerList.Count || index < 0)
{
return;
}
base.InnerList.RemoveAt(index);
Interop.IHTMLElementCollection options = (Interop.IHTMLElementCollection)selectElement.GetChildren();
for (int i = 0; i < options.GetLength(); i++)
{
Interop.IHTMLElement el = (Interop.IHTMLElement)options.Item(i, i);
if (index == i)
{
Interop.IHTMLDOMNode no = (Interop.IHTMLDOMNode)el;
no.removeNode(true);
}
}
}
private void BuildCollection(Interop.IHTMLElement peer)
{
if (_options == null)
{
Interop.IHTMLElement select = peer.GetParentElement();
_options = new OptionOnlyElementsCollection(peer, base.HtmlEditor);
Interop.IHTMLElementCollection coll = select.GetChildren() as Interop.IHTMLElementCollection;
if (coll != null && coll.GetLength() > 0)
{
bool beginBlock = false;
for (int i = 0; i < coll.GetLength(); i++)
{
Interop.IHTMLElement option = coll.Item(i, i) as Interop.IHTMLElement;
if (option != null)
{
if (beginBlock && option.GetTagName().Equals("OPTGROUP"))
{
break;
}
if (beginBlock)
{
_options.Add(base.HtmlEditor.GenericElementFactory.CreateElement(option) as OptionElement);
}
if (option.Equals(peer))
{
beginBlock = true;
continue;
}
}
}
}
_options.OnInsertHandler += new CollectionInsertHandler(_options_OnInsertHandler);
_options.OnClearHandler += new CollectionClearHandler(_options_OnClearHandler);
}
else
{
_options.Clear();
}
}
private void CreateOptionList(Interop.IHTMLSelectElement s)
{
if (_options == null)
{
_options = new OptionElementsCollection(s, base.HtmlEditor);
_options.OnInsertHandler += new CollectionInsertHandler(_options_OnInsertHandler);
_options.OnClearHandler += new CollectionClearHandler(_options_OnClearHandler);
}
else
{
Debug.WriteLine("Recreate List");
_options.OnInsertHandler -= new CollectionInsertHandler(_options_OnInsertHandler);
_options.OnClearHandler -= new CollectionClearHandler(_options_OnClearHandler);
_options.Clear();
Interop.IHTMLElement selectElement = (Interop.IHTMLElement)s;
Interop.IHTMLElementCollection options = (Interop.IHTMLElementCollection)selectElement.GetChildren();
for (int i = 0; i < options.GetLength(); i++)
{
Interop.IHTMLElement el = (Interop.IHTMLElement)options.Item(i, i);
IOptionElement oe = null;
switch (el.GetTagName())
{
case "OPTION":
oe = new OptionElement(el, base.HtmlEditor);
break;
case "OPTGROUP":
oe = new OptGroupElement(el, base.HtmlEditor);
break;
}
if (oe != null)
{
_options.Add(oe);
}
}
_options.OnInsertHandler += new CollectionInsertHandler(_options_OnInsertHandler);
_options.OnClearHandler += new CollectionClearHandler(_options_OnClearHandler);
}
}
internal OptionElementsCollection(Interop.IHTMLSelectElement s, IHtmlEditor editor) : base()
{
selectElement = (Interop.IHTMLElement)s;
Interop.IHTMLElementCollection options = (Interop.IHTMLElementCollection)selectElement.GetChildren();
for (int i = 0; i < options.GetLength(); i++)
{
Interop.IHTMLElement el = (Interop.IHTMLElement)options.Item(i, i);
object oe = null;
switch (el.GetTagName())
{
case "OPTION":
oe = new OptionElement(el, editor);
break;
case "OPTGROUP":
oe = new OptGroupElement(el, editor);
break;
}
if (oe != null)
{
InnerList.Add(oe);
}
}
}
