Widgets: Trees

Those marked with [O] are optional

  -- ImGui.TreeNode(...)
  -- Parameters: text (label), text (fmt) [O]
  -- Returns: bool (open)
  -- Overloads
  open = ImGui.TreeNode("Label")
  open = ImGui.TreeNode("Label", "Some Text")

  -- ImGui.TreeNodeEx(...)
  -- Parameters: text (label), ImGuiTreeNodeFlags (flags) [O], text (fmt) [O]
  -- Returns: bool (open)
  -- Overloads
  open = ImGui.TreeNodeEx("Label")
  open = ImGui.TreeNodeEx("Label", ImGuiTreeNodeFlags.Selected)
  open = ImGui.TreeNodeEx("Label", ImGuiTreeNodeFlags.Selected, "Some Text")

  -- ImGui.TreePush(...)
  -- Parameters: text (str_id)
  ImGui.TreePush("String ID")

  -- ImGui.TreePop()
  ImGui.TreePop()

  -- ImGui.GetTreeNodeToLabelSpacing()
  -- Returns: float (spacing)
  spacing = ImGui.GetTreeNodeToLabelSpacing()

  -- ImGui.CollapsingHeader(...)
  -- Parameters A: text (label), ImGuiTreeNodeFlags (flags) [O]
  -- Parameters B: text (label), bool (open), ImGuiTreeNodeFlags (flags) [O]
  -- Returns A: bool (notCollapsed)
  -- Returns B: bool (open), bool (notCollapsed)
  -- Overloads
  notCollapsed = ImGui.CollapsingHeader("Label")
  notCollapsed = ImGui.CollapsingHeader("Label", ImGuiTreeNodeFlags.Selected)
  open, notCollapsed = ImGui.CollapsingHeader("Label", open)
  open, notCollapsed = ImGui.CollapsingHeader("Label", open, ImGuiTreeNodeFlags.Selected)

  -- ImGui.SetNextItemOpen(...)
  -- Parameters: bool (open), ImGuiCond (cond) [O]
  -- Overloads
  ImGui.SetNextItemOpen(true)
  ImGui.SetNextItemOpen(true, ImGuiCond.Always)