public static InputActionTreeView Create(SerializedProperty actionSetProperty, Action applyAction, ref TreeViewState treeViewState, ref MultiColumnHeaderState headerViewState)
{
if (treeViewState == null)
{
treeViewState = new TreeViewState();
}
var newHeaderState = CreateHeaderState();
if (headerViewState != null)
{
MultiColumnHeaderState.OverwriteSerializedFields(headerViewState, newHeaderState);
}
headerViewState = newHeaderState;
var header = new MultiColumnHeader(headerViewState);
var treeView = new InputActionTreeView(actionSetProperty, applyAction, treeViewState, header);
// Expand all action set items.
foreach (var item in treeView.rootItem.children)
{
treeView.SetExpanded(item.id, true);
}
return(treeView);
}
private static void ToggleFocusUsingKeyboard(KeyCode key, InputActionTreeView fromTree,
InputActionTreeView toTree)
{
var uiEvent = Event.current;
if (uiEvent.type == EventType.KeyDown && uiEvent.keyCode == key && fromTree.HasFocus())
{
if (!toTree.HasSelection())
{
toTree.SelectFirstToplevelItem();
}
toTree.SetFocus();
uiEvent.Use();
}
}
private void InitializeTrees()
{
// We persist tree view states (most importantly, they contain our selection states),
// so only create those if we don't have any yet.
if (m_ActionMapsTreeState == null)
{
m_ActionMapsTreeState = new TreeViewState();
}
if (m_ActionsTreeState == null)
{
m_ActionsTreeState = new TreeViewState();
}
// Create tree in middle pane showing actions and bindings. We initially
// leave this tree empty and populate it by selecting an action map in the
// left pane tree.
m_ActionsTree = new InputActionTreeView(m_ActionAssetManager.serializedObject, m_ActionsTreeState)
{
onSelectionChanged = OnActionTreeSelectionChanged,
onSerializedObjectModified = ApplyAndReloadTrees,
drawMinusButton = false,
title = "Actions",
};
// Create tree in left pane showing action maps.
m_ActionMapsTree = new InputActionTreeView(m_ActionAssetManager.serializedObject, m_ActionMapsTreeState)
{
onBuildTree = () =>
InputActionTreeView.BuildWithJustActionMapsFromAsset(m_ActionAssetManager.serializedObject),
onSelectionChanged = OnActionMapTreeSelectionChanged,
onSerializedObjectModified = ApplyAndReloadTrees,
onHandleAddNewAction = m_ActionsTree.AddNewAction,
drawMinusButton = false,
title = "Action Maps",
};
m_ActionMapsTree.Reload();
m_ActionMapsTree.ExpandAll();
RebuildActionTree();
LoadPropertiesForSelection();
// Sync current search status in toolbar.
OnToolbarSearchChanged();
}
private void RebuildActionTree()
{
var selectedActionMapItem =
m_ActionMapsTree.GetSelectedItems().OfType <ActionMapTreeItem>().FirstOrDefault();
if (selectedActionMapItem == null)
{
// Nothing selected. Wipe middle and right pane.
m_ActionsTree.onBuildTree = () => new TreeViewItem(0, -1, "");
}
else
{
m_ActionsTree.onBuildTree = () =>
InputActionTreeView.BuildWithJustActionsAndBindingsFromMap(selectedActionMapItem.property);
}
// Rebuild tree.
m_ActionsTree.Reload();
m_ActionsTree.ExpandAll();
}
private void InitTreeIfNeeded(SerializedProperty property)
{
// NOTE: Unlike InputActionEditorWindow, we do not need to protect against the SerializedObject
// changing behind our backs by undo/redo here. Being a PropertyDrawer, we will automatically
// get recreated by Unity when it touches our serialized data.
if (m_TreeView == null)
{
// Create tree and populate it.
m_TreeView = new InputActionTreeView(property.serializedObject)
{
onBuildTree = () => BuildTree(property),
onDoubleClick = OnItemDoubleClicked,
title = property.displayName,
// With the tree in the inspector, the foldouts are drawn too far to the left. I don't
// really know where this is coming from. This works around it by adding an arbitrary offset...
foldoutOffset = 14
};
m_TreeView.Reload();
}
}
protected override TreeViewItem BuildTree(SerializedProperty property)
{
return(InputActionTreeView.BuildWithJustActionsAndBindingsFromMap(property));
}
private void InitializeActionTreeView()
{
m_ActionTreeView = InputActionTreeView.Create(serializedObject.FindProperty("m_ActionMaps"), Apply,
ref m_ActionTreeViewState, ref m_ActionTreeViewHeaderState);
}