protected virtual void DrawEventHandlerGUI(Flowchart flowchart)
{
// Show available Event Handlers in a drop down list with type of current
// event handler selected.
Block block = target as Block;
System.Type currentType = null;
if (block._EventHandler != null)
{
currentType = block._EventHandler.GetType();
}
string currentHandlerName = "<None>";
if (currentType != null)
{
EventHandlerInfoAttribute info = EventHandlerEditor.GetEventHandlerInfo(currentType);
if (info != null)
{
currentHandlerName = info.EventHandlerName;
}
}
var pos = EditorGUILayout.GetControlRect(true, 0, EditorStyles.objectField);
if (pos.x != 0)
{
lastEventPopupPos = pos;
lastEventPopupPos.x += EditorGUIUtility.labelWidth;
lastEventPopupPos.y += EditorGUIUtility.singleLineHeight;
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel(new GUIContent("Execute On Event"));
if (EditorGUILayout.DropdownButton(new GUIContent(currentHandlerName), FocusType.Passive))
{
EventSelectorPopupWindowContent.DoEventHandlerPopUp(lastEventPopupPos, currentHandlerName, block, (int)(EditorGUIUtility.currentViewWidth - lastEventPopupPos.x), 200);
}
EditorGUILayout.EndHorizontal();
if (block._EventHandler != null)
{
EventHandlerEditor eventHandlerEditor = Editor.CreateEditor(block._EventHandler) as EventHandlerEditor;
if (eventHandlerEditor != null)
{
EditorGUI.BeginChangeCheck();
eventHandlerEditor.DrawInspectorGUI();
if (EditorGUI.EndChangeCheck())
{
SelectedBlockDataStale = true;
}
DestroyImmediate(eventHandlerEditor);
}
}
}
protected virtual void DrawEventHandlerGUI(Flowchart flowchart)
{
// Show available Event Handlers in a drop down list with type of current
// event handler selected.
List <System.Type> eventHandlerTypes = EditorExtensions.FindDerivedTypes(typeof(EventHandler)).ToList();
Block block = target as Block;
System.Type currentType = null;
if (block._EventHandler != null)
{
currentType = block._EventHandler.GetType();
}
string currentHandlerName = "<None>";
if (currentType != null)
{
EventHandlerInfoAttribute info = EventHandlerEditor.GetEventHandlerInfo(currentType);
if (info != null)
{
currentHandlerName = info.EventHandlerName;
}
}
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel(new GUIContent("Execute On Event"));
if (GUILayout.Button(new GUIContent(currentHandlerName), EditorStyles.popup))
{
SetEventHandlerOperation noneOperation = new SetEventHandlerOperation();
noneOperation.block = block;
noneOperation.eventHandlerType = null;
GenericMenu eventHandlerMenu = new GenericMenu();
eventHandlerMenu.AddItem(new GUIContent("None"), false, OnSelectEventHandler, noneOperation);
// Add event handlers with no category first
foreach (System.Type type in eventHandlerTypes)
{
EventHandlerInfoAttribute info = EventHandlerEditor.GetEventHandlerInfo(type);
if (info != null &&
info.Category.Length == 0)
{
SetEventHandlerOperation operation = new SetEventHandlerOperation();
operation.block = block;
operation.eventHandlerType = type;
eventHandlerMenu.AddItem(new GUIContent(info.EventHandlerName), false, OnSelectEventHandler, operation);
}
}
// Add event handlers with a category afterwards
foreach (System.Type type in eventHandlerTypes)
{
EventHandlerInfoAttribute info = EventHandlerEditor.GetEventHandlerInfo(type);
if (info != null &&
info.Category.Length > 0)
{
SetEventHandlerOperation operation = new SetEventHandlerOperation();
operation.block = block;
operation.eventHandlerType = type;
string typeName = info.Category + "/" + info.EventHandlerName;
eventHandlerMenu.AddItem(new GUIContent(typeName), false, OnSelectEventHandler, operation);
}
}
eventHandlerMenu.ShowAsContext();
}
EditorGUILayout.EndHorizontal();
if (block._EventHandler != null)
{
EventHandlerEditor eventHandlerEditor = Editor.CreateEditor(block._EventHandler) as EventHandlerEditor;
if (eventHandlerEditor != null)
{
eventHandlerEditor.DrawInspectorGUI();
DestroyImmediate(eventHandlerEditor);
}
}
}
