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Added validation support for Context Menu items (#162)

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* Added validation support for Context Menu items
This commit is contained in:
Hao Wu 2019-06-26 16:25:01 +08:00 committed by Thor Brigsted
parent 4e1d9b6721
commit f8ba6339c8
1 changed files with 14 additions and 4 deletions
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18
Scripts/Editor/NodeEditorReflection.cs
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@ -77,18 +77,28 @@ namespace XNodeEditor {
foreach (Assembly assembly in assemblies) { foreach (Assembly assembly in assemblies) {
try { try {
types.AddRange(assembly.GetTypes().Where(t => !t.IsAbstract && baseType.IsAssignableFrom(t)).ToArray()); types.AddRange(assembly.GetTypes().Where(t => !t.IsAbstract && baseType.IsAssignableFrom(t)).ToArray());
} catch(ReflectionTypeLoadException) {} } catch (ReflectionTypeLoadException) { }
} }
return types.ToArray(); return types.ToArray();
} }
public static void AddCustomContextMenuItems(GenericMenu contextMenu, object obj) { public static void AddCustomContextMenuItems(GenericMenu contextMenu, object obj) {
KeyValuePair<ContextMenu, System.Reflection.MethodInfo>[] items = GetContextMenuMethods(obj); KeyValuePair<ContextMenu, MethodInfo>[] items = GetContextMenuMethods(obj);
if (items.Length != 0) { if (items.Length != 0) {
contextMenu.AddSeparator(""); contextMenu.AddSeparator("");
List<string> invalidatedEntries = new List<string>();
foreach (KeyValuePair<ContextMenu, MethodInfo> checkValidate in items) {
if (checkValidate.Key.validate && !(bool) checkValidate.Value.Invoke(obj, null)) {
invalidatedEntries.Add(checkValidate.Key.menuItem);
}
}
for (int i = 0; i < items.Length; i++) { for (int i = 0; i < items.Length; i++) {
KeyValuePair<ContextMenu, System.Reflection.MethodInfo> kvp = items[i]; KeyValuePair<ContextMenu, MethodInfo> kvp = items[i];
contextMenu.AddItem(new GUIContent(kvp.Key.menuItem), false, () => kvp.Value.Invoke(obj, null)); if (invalidatedEntries.Contains(kvp.Key.menuItem)) {
contextMenu.AddDisabledItem(new GUIContent(kvp.Key.menuItem));
} else {
contextMenu.AddItem(new GUIContent(kvp.Key.menuItem), false, () => kvp.Value.Invoke(obj, null));
}
} }
} }
} }