// tree DOM handling
private static void AddElement(SciterElement tree_el_parent, SciterElement origin_el_add)
{
SciterNode origin_nd = origin_el_add.ToNode();
Debug.Assert(origin_nd.IsElement);
string tag = origin_el_add.Tag;
SciterElement tree_el_new = SciterElement.Create("option");
tree_el_parent.Append(tree_el_new);
uint uid = origin_el_add.UID; Debug.Assert(uid != 0);
tree_el_new.SetAttribute("value", uid.ToString());
tree_el_new.SetHTML(UI_ElementCaption(origin_el_add));
bool has_real_childs = false;
uint nchilds = origin_nd.ChildrenCount;
for (uint i = 0; i < nchilds; i++)
{
SciterNode nd = origin_nd[i];
if (nd.IsElement)
{
AddElement(tree_el_new, nd.ToElement());
has_real_childs = true;
}
else
{
bool new_option = AddNode(tree_el_new, uid, nd);
if (new_option)
{
has_real_childs = true;
}
}
}
if (has_real_childs)
{
if (tag == "html" || tag == "body")
{
tree_el_new.SetState(SciterXDom.ELEMENT_STATE_BITS.STATE_EXPANDED); //tree_el_new.set_attribute("expanded", "");
}
else
{
tree_el_new.SetState(SciterXDom.ELEMENT_STATE_BITS.STATE_COLLAPSED);
}
}
}
public static void CountElements()
{
g_dom_count_elem = 0;
g_dom_count_node = 0;
Action <SciterNode> f_VisitNode = (SciterNode origin_nd) =>
{
g_dom_count_node++;
Debug.Assert(origin_nd.ChildrenCount == 0);
};
Action <SciterElement> f_VisitElement = null;
f_VisitElement = (SciterElement origin_el) =>
{
g_dom_count_elem++;
SciterNode origin_nd = origin_el.ToNode();
uint nchilds = origin_nd.ChildrenCount;
for (uint i = 0; i < nchilds; i++)
{
SciterNode nd = origin_nd[i];
if (nd.IsElement)
{
f_VisitElement(nd.ToElement());
}
else
{
f_VisitNode(nd);
}
}
};
SciterElement origin_el_root = State.g_el_frameroot[0];
//debug assert(origin_el_root);
if (origin_el_root != null)
{
f_VisitElement(origin_el_root);
}
}
public static bool TryGetChild(this SciterNode sciterNode, int index, out SciterNode value)
{
value = default;
return(sciterNode?.TryGetChildInternal(index: index, value: out value) == true);
}
public static SciterNode GetChild(this SciterNode sciterNode, int index)
{
return(sciterNode?.GetChildInternal(index: index));
}
public static bool TryCastToElement(this SciterNode sciterNode, out SciterElement value)
{
value = default;
return(sciterNode?.TryCastToElementInternal(value: out value) == true);
}
public static SciterElement CastToElement(this SciterNode sciterNode)
{
return(sciterNode?.CastToElementInternal());
}
public static bool TryGetChildCount(this SciterNode sciterNode, out int value)
{
return(sciterNode.TryGetChildCountInternal(out value));
}
public static int GetChildCount(this SciterNode sciterNode)
{
return(sciterNode.GetChildCountInternal());
}
public static string GetText(this SciterNode sciterNode)
{
return(sciterNode?.GetTextInternal());
}
public static bool TryCreateCommentNode(this SciterNode sciterNode, string text, out SciterNode value)
{
value = default;
return(sciterNode?.TryCreateCommentNodeInternal(text: text, value: out value) == true);
}
public static SciterNode CreateCommentNode(this SciterNode sciterNode, string text)
{
return(sciterNode?.CreateCommentNodeInternal(text: text));
}
public static bool TrySetText(this SciterNode sciterNode, string text)
{
return(sciterNode?.TrySetTextInternal(text: text) == true);
}
public static SciterNode SetText(this SciterNode sciterNode, string text)
{
sciterNode?.SetTextInternal(text: text);
return(sciterNode);
}
public static bool TryGetText(this SciterNode sciterNode, out string text)
{
text = default;
return(sciterNode?.TryGetTextInternal(text: out text) == true);
}
private static bool AddNode(SciterElement tree_el_parent, uint origin_parent_uid, SciterNode origin_nd)
{
Debug.Assert(origin_nd.ChildrenCount == 0);
if (origin_nd.IsComment)
{
return(false);
}
if (string.IsNullOrWhiteSpace(origin_nd.Text))
{
return(false);
}
SciterElement tree_el_new = SciterElement.Create("option");
tree_el_parent.Append(tree_el_new);
tree_el_new.SetAttribute("value", origin_parent_uid.ToString()); // UID
tree_el_new.Text = origin_nd.Text;
return(true);
}
