C# GenericMenu类代码示例

		public override void OnFlowCreateMenuGUI(string prefix, GenericMenu menu) {

			if (this.InstallationNeeded() == false) {

				menu.AddSeparator(prefix);

				menu.AddItem(new GUIContent(prefix + "Social"), on: false, func: () => {

					this.flowEditor.CreateNewItem(() => {

						var window = FlowSystem.CreateWindow(FlowWindow.Flags.IsSmall | FlowWindow.Flags.CantCompiled | FlowWindow.Flags.Tag1);
						window.smallStyleDefault = "flow node 1";
						window.smallStyleSelected = "flow node 1 on";
						window.title = "Social";
						
						window.rect.width = 150f;
						window.rect.height = 100f;

						return window;

					});

				});

			}

		}

	private void OnAddEvent(){
		AddTweener (Selection.activeGameObject);
		if (sequence == null) {
			AddSequence (tweener);
		}
		if (sequence.events == null) {
			sequence.events= new List<EventNode>();
		}
		GenericMenu menu = new GenericMenu ();
		//Component[] components=selectedGameObject.GetComponents<Component>();
		List<Type> types = new List<Type> ();
		//types.AddRange (components.Select (x => x.GetType ()));
		types.AddRange (GetSupportedTypes ());
		foreach (Type type in types) {
			List<MethodInfo> functions= GetValidFunctions(type,!(type.IsSubclassOf(typeof(Component)) || type.IsSubclassOf(typeof(MonoBehaviour))) || selectedGameObject.GetComponent(type)==null);
			foreach(MethodInfo mi in functions){
				if(mi != null){
					EventNode node = new EventNode ();
					node.time = timeline.CurrentTime;
					node.SerializedType=type;
					node.method=mi.Name;
					node.arguments=GetMethodArguments(mi);
					menu.AddItem(new GUIContent(type.Name+"/"+mi.Name),false,AddEvent,node);
				}
			}
		}
		menu.ShowAsContext ();
	}

    /// <summary>
    /// Create and show a context menu for adding new Timeline Tracks.
    /// </summary>
    protected override void addTrackContext()
    {
        TrackGroup trackGroup = TrackGroup.Behaviour as TrackGroup;
        if(trackGroup != null)
        {
            // Get the possible tracks that this group can contain.
            List<Type> trackTypes = trackGroup.GetAllowedTrackTypes();
            
            GenericMenu createMenu = new GenericMenu();

            // Get the attributes of each track.
            foreach (Type t in trackTypes)
            {
                MemberInfo info = t;
                string label = string.Empty;
                foreach (TimelineTrackAttribute attribute in info.GetCustomAttributes(typeof(TimelineTrackAttribute), true))
                {
                    label = attribute.Label;
                    break;
                }

                createMenu.AddItem(new GUIContent(string.Format("Add {0}", label)), false, addTrack, new TrackContextData(label, t, trackGroup));
            }

            createMenu.ShowAsContext();
        }
    }

 private void OnAddDropDown(Rect buttonRect, ReorderableList list)
 {
     var menu = new GenericMenu();
     if (kModule._inputData.Length >= 2) return;
     if (kModule._inputData.Length == 0)
     {
         menu.AddItem(new GUIContent("Right Hand"),
                  false, OnClickHandler,
                  new DataParams() { jointType = KinectUIHandType.Right });
         menu.AddItem(new GUIContent("Left Hand"),
                  false, OnClickHandler,
                  new DataParams() { jointType = KinectUIHandType.Left });
     }
     else if (kModule._inputData.Length == 1)
     {
         DataParams param;
         string name;
         if (kModule._inputData[0].trackingHandType == KinectUIHandType.Left){
             param = new DataParams() { jointType = KinectUIHandType.Right };
             name = "Right Hand";
         }
         else
         {
             param = new DataParams() { jointType = KinectUIHandType.Left };
             name = "Left Hand";
         }
         menu.AddItem(new GUIContent(name),false, OnClickHandler, param);
     }
     menu.ShowAsContext();
 }

 public override void OnGUI(Rect pos, SerializedProperty prop, GUIContent label)
 {
     //SerializedProperty me = prop.FindPropertyRelative("this");
     //SerializedProperty scale = prop.FindPropertyRelative("scale");
     //SerializedProperty curve = prop.FindPropertyRelative("curve");
     //EditorGUI.LabelField(pos, "hi" + resources);
     var rowRect = new Rect(pos.x, pos.y, pos.width, base.GetPropertyHeight(prop, label));
     isFoldedOut = EditorGUI.Foldout(new Rect(rowRect.x, rowRect.y, rowRect.width - 20, rowRect.height), isFoldedOut, "Resources");
     if (isFoldedOut) {
         var resources = prop.FindPropertyRelative("Resources");
         if (GUI.Button(new Rect(rowRect.x + rowRect.width - 22, rowRect.y + 1, 22, rowRect.height - 2), "+")) {
             resources.InsertArrayElementAtIndex(resources.arraySize);
         }
         rowRect.y += rowRect.height;
         for (int i = 0; i < resources.arraySize; ++i) {
             var item = resources.GetArrayElementAtIndex(i);
             var minusClick = GUI.Button(new Rect(rowRect.x, rowRect.y, 22, rowRect.height), "-");
             EditorGUI.PropertyField(new Rect(rowRect.x + 20, rowRect.y, rowRect.width - 21, rowRect.height), item);
             if (minusClick) {
                 if (Event.current.button == 1) {
                     // Now create the menu, add items and show it
                     var menu = new GenericMenu();
                     if (i > 0)
                         menu.AddItem(new GUIContent("Move Up"), false, (itm) => { resources.MoveArrayElement((int)itm, (int)itm - 1); }, i);
                     if (i < resources.arraySize - 1)
                         menu.AddItem(new GUIContent("Move Down"), false, (itm) => { resources.MoveArrayElement((int)itm, (int)itm + 1); }, i);
                     menu.ShowAsContext();
                 } else {
                     resources.DeleteArrayElementAtIndex(i--);
                 }
             }
             rowRect.y += rowRect.height;
         }
     }
 }

    void OnGUI()
    {
        Rect curWindowRect = EditorGUILayout.BeginVertical();
        {
            EditorGUILayout.BeginHorizontal(EditorStyles.toolbar, GUILayout.ExpandWidth(true));
            {
                // Create drop down
                Rect createBtnRect = GUILayoutUtility.GetRect(new GUIContent("Create"), EditorStyles.toolbarDropDown, GUILayout.ExpandWidth(false));
                if (GUI.Button(createBtnRect, "Create", EditorStyles.toolbarDropDown))
                {
                    GenericMenu menu = new GenericMenu();
                    menu.DropDown(createBtnRect);
                }


                GUILayout.FlexibleSpace();
                if (GUILayout.Button("Settings", EditorStyles.toolbarButton))
                    BuildSettingEditor.Show();
            }
            EditorGUILayout.EndHorizontal();


        }
        EditorGUILayout.EndVertical();
    }

    protected override void showHeaderContextMenu()
    {
        GenericMenu createMenu = new GenericMenu();
        createMenu.AddItem(new GUIContent("Select"), false, focusActor);
        createMenu.AddItem(new GUIContent("Delete"), false, delete);

        createMenu.ShowAsContext();
    }

		public override GenericMenu GetSettingsMenu(GenericMenu menu) {
			
			if (menu == null) menu = new GenericMenu();
			menu.AddItem(new GUIContent("Reinstall"), false, () => { this.Reinstall(); });
			
			return menu;
			
		}

    private int controlID; // The control ID for this track control.

    /// <summary>
    /// Header Control 3 is typically the "Add" control.
    /// </summary>
    /// <param name="position">The position that this control is drawn at.</param>
    protected override void updateHeaderControl3(UnityEngine.Rect position)
    {
        TimelineTrack track = TargetTrack.Behaviour as TimelineTrack;
        if (track == null) return;

        Color temp = GUI.color;
        GUI.color = (track.GetTimelineItems().Length > 0) ? Color.green : Color.red;

        controlID = GUIUtility.GetControlID(track.GetInstanceID(), FocusType.Passive, position);

        if (GUI.Button(position, string.Empty, TrackGroupControl.styles.addIcon))
        {
            // Get the possible items that this track can contain.
            List<Type> trackTypes = track.GetAllowedCutsceneItems();

            if (trackTypes.Count == 1)
            {
                // Only one option, so just create it.
                ContextData data = getContextData(trackTypes[0]);
                if (data.PairedType == null)
                {
                    addCutsceneItem(data);
                }
                else
                {
                    showObjectPicker(data);
                }
            }
            else if (trackTypes.Count > 1)
            {
                // Present context menu for selection.
                GenericMenu createMenu = new GenericMenu();
                foreach (Type t in trackTypes)
                {
                    ContextData data = getContextData(t);

                    createMenu.AddItem(new GUIContent(string.Format("{0}/{1}", data.Category, data.Label)), false, addCutsceneItem, data);
                }
                createMenu.ShowAsContext();
            }
        }

        // Handle the case where the object picker has a value selected.
        if (Event.current.type == EventType.ExecuteCommand && Event.current.commandName == "ObjectSelectorClosed")
        {
            if (EditorGUIUtility.GetObjectPickerControlID() == controlID)
            {
                UnityEngine.Object pickedObject = EditorGUIUtility.GetObjectPickerObject();

                if(pickedObject != null)
                    addCutsceneItem(savedData, pickedObject);

                Event.current.Use();
            }
        }

        GUI.color = temp;
    }

	void OpenContextMenu()
	{
		GenericMenu menu = new GenericMenu();

		menu.AddItem (new GUIContent("Open As Floating Window", ""), false, Menu_OpenAsFloatingWindow);
		menu.AddItem (new GUIContent("Open As Dockable Window", ""), false, Menu_OpenAsDockableWindow);

		menu.ShowAsContext ();
	}		

    public void ClearConnectionMenu()
    {
        GenericMenu menu = new GenericMenu ();

        menu.AddSeparator ("ARE YOU SURE YOU WANT TO CLEAR?");
        menu.AddSeparator ("");
        menu.AddItem(new GUIContent ("Clear"), false, ClearConnections, "");
        menu.AddItem(new GUIContent ("Don't Clear"), false, DontClearConnections, "");

        menu.ShowAsContext ();
    }

    public static void DrawAddTabGUI(List<AlloyTabAdd> tabsToAdd) {
        if (tabsToAdd.Count <= 0) {
            return;
        }
        
        
        GUI.color = new Color(0.8f, 0.8f, 0.8f, 0.8f);
        GUILayout.Label("");
        var rect = GUILayoutUtility.GetLastRect();

        rect.x -= 35.0f;
        rect.width += 10.0f;

        GUI.color = Color.clear;
        bool add = GUI.Button(rect, new GUIContent(""), "Box");
        GUI.color = new Color(0.8f, 0.8f, 0.8f, 0.8f);
        Rect subRect = rect;

        foreach (var tab in tabsToAdd) {
            GUI.color = tab.Color;
            GUI.Box(subRect, "", "ShurikenModuleTitle");

            subRect.x += rect.width / tabsToAdd.Count;
            subRect.width -= rect.width / tabsToAdd.Count;
        }

        GUI.color = new Color(0.8f, 0.8f, 0.8f, 0.8f);

        var delRect = rect;
        delRect.xMin = rect.xMax;
        delRect.xMax += 40.0f;

        if (GUI.Button(delRect, "", "ShurikenModuleTitle") || add) {
            var menu = new GenericMenu();

            foreach (var tab in tabsToAdd) {
                menu.AddItem(new GUIContent(tab.Name), false, tab.Enable);
            }

            menu.ShowAsContext();
        }

        delRect.x += 10.0f;

        GUI.Label(delRect, "+");
        rect.x += EditorGUIUtility.currentViewWidth / 2.0f - 30.0f;

        // Ensures tab text is always white, even when using light skin in pro.
        GUI.color = EditorGUIUtility.isProSkin ? new Color(0.7f, 0.7f, 0.7f) : new Color(0.9f, 0.9f, 0.9f);
        GUI.Label(rect, "Add tab", EditorStyles.whiteLabel);
        GUI.color = Color.white;
    }

	private void OnEnable() {
		list = new ReorderableList(serializedObject, 
		                           serializedObject.FindProperty("Waves"), 
		                           true, true, true, true);
		list.drawElementCallback = (Rect rect, int index, bool isActive, bool isFocused) => {
			var element = list.serializedProperty.GetArrayElementAtIndex(index);
			rect.y += 2;
			EditorGUI.PropertyField(new Rect(rect.x, rect.y, 60, EditorGUIUtility.singleLineHeight), element.FindPropertyRelative("Type"), GUIContent.none);
			EditorGUI.PropertyField(new Rect(rect.x + 60, rect.y, rect.width - 60 - 30, EditorGUIUtility.singleLineHeight), element.FindPropertyRelative("Prefab"), GUIContent.none);
			EditorGUI.PropertyField(new Rect(rect.x + rect.width - 30, rect.y, 30, EditorGUIUtility.singleLineHeight), element.FindPropertyRelative("Count"), GUIContent.none);
		};
		list.drawHeaderCallback = (Rect rect) => {
			EditorGUI.LabelField(rect, "Monster Waves");
		};
		list.onSelectCallback = (ReorderableList l) => {
			var prefab = l.serializedProperty.GetArrayElementAtIndex(l.index).FindPropertyRelative("Prefab").objectReferenceValue as GameObject;
			if (prefab) EditorGUIUtility.PingObject(prefab.gameObject);
		};
		list.onCanRemoveCallback = (ReorderableList l) => {
			return l.count > 1;
		};
		list.onRemoveCallback = (ReorderableList l) => {
			if (EditorUtility.DisplayDialog("Warning!", "Are you sure you want to delete the wave?", "Yes", "No"))
			{
				ReorderableList.defaultBehaviours.DoRemoveButton(l);
			}
		};
		list.onAddCallback = (ReorderableList l) => {
			var index = l.serializedProperty.arraySize;
			l.serializedProperty.arraySize++;
			l.index = index;
			var element = l.serializedProperty.GetArrayElementAtIndex(index);
			element.FindPropertyRelative("Type").enumValueIndex = 0;
			element.FindPropertyRelative("Count").intValue = 20;
			element.FindPropertyRelative("Prefab").objectReferenceValue = AssetDatabase.LoadAssetAtPath("Assets/Prefabs/Mobs/Cube.prefab", typeof(GameObject)) as GameObject;
		};
		list.onAddDropdownCallback = (Rect buttonRect, ReorderableList l) => {
			var menu = new GenericMenu();
			var guids = AssetDatabase.FindAssets("", new[]{"Assets/Prefabs/Mobs"});
			foreach (var guid in guids) {
				var path = AssetDatabase.GUIDToAssetPath(guid);
				menu.AddItem(new GUIContent("Mobs/" + Path.GetFileNameWithoutExtension(path)), false, clickHandler, new WaveCreationParams() {Type = MobWave.WaveType.Mobs, Path = path});
			}
			guids = AssetDatabase.FindAssets("", new[]{"Assets/Prefabs/Bosses"});
			foreach (var guid in guids) {
				var path = AssetDatabase.GUIDToAssetPath(guid);
				menu.AddItem(new GUIContent("Bosses/" + Path.GetFileNameWithoutExtension(path)), false, clickHandler, new WaveCreationParams() {Type = MobWave.WaveType.Boss, Path = path});
			}
			menu.ShowAsContext();
		};
	}

 void OnGUI()
 {
     windowRect = new Rect(0, 0, Screen.width, Screen.height);
     if(Event.current.type == EventType.ContextClick)
     {
         Vector2 mousePos = Event.current.mousePosition;
         if(windowRect.Contains(mousePos))
         {
             GenericMenu menu = new GenericMenu();
             menu.AddItem(new GUIContent("CreateCube"), false, createMenu, "createCube");
             menu.ShowAsContext();
         }
     }
 }

	void Selector(SerializedProperty property) {
		SpineSlot attrib = (SpineSlot)attribute;
		SkeletonData data = skeletonDataAsset.GetSkeletonData(true);
		if (data == null)
			return;

		GenericMenu menu = new GenericMenu();

		menu.AddDisabledItem(new GUIContent(skeletonDataAsset.name));
		menu.AddSeparator("");

		for (int i = 0; i < data.Slots.Count; i++) {
			string name = data.Slots.Items[i].Name;
			if (name.StartsWith(attrib.startsWith)) {
				if (attrib.containsBoundingBoxes) {

					int slotIndex = i;

					List<Attachment> attachments = new List<Attachment>();
					foreach (var skin in data.Skins) {
						skin.FindAttachmentsForSlot(slotIndex, attachments);
					}

					bool hasBoundingBox = false;
					foreach (var attachment in attachments) {
						if (attachment is BoundingBoxAttachment) {
							menu.AddItem(new GUIContent(name), name == property.stringValue, HandleSelect, new SpineDrawerValuePair(name, property));
							hasBoundingBox = true;
							break;
						}
					}

					if (!hasBoundingBox)
						menu.AddDisabledItem(new GUIContent(name));
					

				} else {
					menu.AddItem(new GUIContent(name), name == property.stringValue, HandleSelect, new SpineDrawerValuePair(name, property));
				}
				
			}
				
		}

		menu.ShowAsContext();
	}