private void OnTreeSelectionChanged(object sender, EventArgs e)
{
ElementTreeItem item = Tree.SelectedItem as ElementTreeItem;
if (item != null)
{
ViewModel.SelectedItem = item;
}
}
public ElementTreeDocument(ElementTreeItem elementTreeItem)
{
ElementTreeItem = elementTreeItem;
Properties = new ObservableCollection <ElementTreeItemProperty>();
Title = ElementTreeItem.ElementType;
RefreshPropertiesCommand = ReactiveCommand.CreateFromTask(RefreshProperties);
}
protected override TreeViewItem BuildRoot()
{
Stack <ElementTreeItem> stack = StackPool <ElementTreeItem> .Get();
// todo -- maybe pool tree items
TreeViewItem root = new TreeViewItem(-9999, -1);
foreach (UIView uiView in views)
{
if (uiView.RootElement == null)
{
continue;
}
if (uiView.RootElement.isDisabled && !showDisabled)
{
continue;
}
ElementTreeItem firstChild = new ElementTreeItem(uiView.RootElement);
firstChild.displayName = uiView.RootElement.ToString();
stack.Push(firstChild);
while (stack.Count > 0)
{
ElementTreeItem current = stack.Pop();
if (current.element.isDisabled && !showDisabled)
{
continue;
}
UIElement element = current.element;
List <UIElement> ownChildren = element.GetChildren();
if (ownChildren.Count == 0)
{
ListPool <UIElement> .Release(ref ownChildren);
continue;
}
for (int i = 0; i < ownChildren.Count; i++)
{
ElementTreeItem childItem = new ElementTreeItem(ownChildren[i]);
if (childItem.element.isDisabled && !showDisabled)
{
continue;
}
childItem.displayName = ownChildren[i].ToString();
current.AddChild(childItem);
stack.Push(childItem);
}
}
root.AddChild(firstChild);
}
root.displayName = "ROOT";
SetupDepthsFromParentsAndChildren(root);
needsReload = false;
if (root.children == null)
{
root.children = new List <TreeViewItem>();
}
return(root);
}
protected override void RowGUI(RowGUIArgs args)
{
ElementTreeItem item = (ElementTreeItem)args.item;
GUIStyleState textStyle = s_ElementNameStyle.normal;
bool isTemplateRoot = (item.element.flags & UIElementFlags.TemplateRoot) != 0;
Color mainColor = isTemplateRoot
? UIForiaEditorTheme.mainColorTemplateRoot
: UIForiaEditorTheme.mainColorRegularChild;
if (item.element.style.LayoutBehavior == LayoutBehavior.TranscludeChildren)
{
mainColor = UIForiaEditorTheme.mainColorChildrenElement;
}
textStyle.textColor = AdjustColor(mainColor, item.element);
float indent = GetContentIndent(args.item);
float rowWidth = args.rowRect.width;
args.rowRect.x += indent;
args.rowRect.width -= indent;
s_Content.text = item.element.GetDisplayName();
if (showLayoutStats)
{
s_Content.text += $"w: {item.element.layoutBox.cacheHit}, {item.element.layoutBox.cacheMiss}";
}
if (item.element.isEnabled && item.element.renderBox != null)
{
if (item.element.renderBox.overflowX != Overflow.Visible || item.element.renderBox.overflowY != Overflow.Visible)
{
s_Content.text += " [Clipper]";
}
}
if ((item.element.flags & UIElementFlags.DebugLayout) != 0)
{
s_Content.text = "{Debug Layout} " + s_Content.text;
}
Vector2 v = s_ElementNameStyle.CalcSize(s_Content);
Rect r = new Rect(args.rowRect);
GUI.Label(args.rowRect, s_Content, s_ElementNameStyle);
r.x += v.x + 5f;
r.width -= v.x + 5f;
List <string> names = ListPool <string> .Get();
item.element.style.GetStyleNameList(names);
string styleName = string.Empty;
for (int i = 0; i < names.Count; i++)
{
styleName += names[i] + " ";
}
ListPool <string> .Release(ref names);
if (styleName.Length > 0)
{
styleName = '[' + styleName.TrimEnd() + "] ";
}
s_Content.text = styleName; // + "(children: " + box.children.Count + ", id: " + item.element.id + ")";
if (showChildrenAndId)
{
s_Content.text += "(id: " + item.element?.id + ")";
}
textStyle.textColor = AdjustColor(UIForiaEditorTheme.elementStyleNormal, item.element);
GUI.Label(r, s_Content, s_ElementNameStyle);
v = s_ElementNameStyle.CalcSize(s_Content);
r.x += v.x + 5f;
r.width -= v.x + 5f;
r = DrawAdditionalInfo(item.element, r);
if (!isTemplateRoot)
{
return;
}
ViewState viewState;
m_ViewState.TryGetValue(item.element.id, out viewState);
r.x = rowWidth - 16;
r.width = 16;
s_Content.text = viewState.showTemplateContents ? "+" : "-";
GUI.Label(r, s_Content);
if (Event.current.type == EventType.MouseDown)
{
if (r.Contains(Event.current.mousePosition))
{
viewState.showTemplateContents = !viewState.showTemplateContents;
m_ViewState[item.element.id] = viewState;
needsReload = true;
}
}
}
