/// <summary>
/// Remove menu by destroying all its coressponding RectTransform`s.
/// Support Undo feature.
/// </summary>
/// <param name="index">Index of menu to destroy</param>
public void RemoveMenu(int index)
{
Undo.SetCurrentGroupName("Remove Menu");
int group = Undo.GetCurrentGroup();
Undo.RegisterCompleteObjectUndo(swipyMenu, "RemoveMenu");
var menusList = new List <SwipyMenu.Menu>(swipyMenu.menus);
Undo.DestroyObjectImmediate(menusList[index].menu.gameObject);
Undo.DestroyObjectImmediate(menusList[index].header.gameObject);
menusList.RemoveAt(index);
swipyMenu.menus = menusList.ToArray();
if (swipyMenu.defaultMenuIndex == index && swipyMenu.menus.Length > 0)
{
var newIndex = index - 1;
if (newIndex < 0)
{
newIndex = 0;
}
firstToShowOnLoadMenu = swipyMenu.menus[newIndex];
swipyMenu.defaultMenuIndex = newIndex;
}
ExpandHeaders();
Undo.CollapseUndoOperations(group);
}
/// <summary>
/// Create all nonexistent required components.
/// </summary>
public void Initialize()
{
for (int i = 0; i < transform.childCount; i++)
{
if (transform.GetChild(i).name == "Headers")
{
headersParent = transform.GetChild(i).GetComponent <RectTransform>();
}
if (transform.GetChild(i).name == "Menus")
{
menusParent = transform.GetChild(i).GetComponent <RectTransform>();
if (menusParent.GetChild(0).name == "Content")
{
menusContent = menusParent.GetChild(0).GetComponent <RectTransform>();
}
}
}
if (menusParent != null)
{
swipyMenu = menusParent.GetComponent <SwipyMenu>();
var scrollRect = menusParent.GetComponent <SwipyMenuScrollRect>();
swipyMenuScrollRect = scrollRect;
swipyMenu.InitializeEditor(menusScrollRect: scrollRect, menusRect: menusParent);
if (swipyMenu.menus.Length > 0)
{
firstToShowOnLoadMenu = swipyMenu.menus[swipyMenu.defaultMenuIndex];
}
swipyMenu.menusMask = menusParent.GetComponent <RectMask2D>();
}
else
{
CreateMenusBase();
}
if (headersParent != null)
{
swipyMenu.InitializeEditor(headersRect: headersParent);
}
else
{
CreateHeadersBase();
}
swipyMenu.headersMask = GetComponent <RectMask2D>();
DriveRectTransforms();
initialized = true;
}
/// <summary>
/// Create each menu RectTransform and all necessary components.
/// </summary>
public void CreateMenu()
{
Undo.SetCurrentGroupName("Create Menu");
int group = Undo.GetCurrentGroup();
Undo.RecordObject(swipyMenu, "Create Menu");
int index = swipyMenu.menus.Length;
//create header
var currentHeaderName = "Header " + (index + 1);
var currentHeader = CreateGOWithRectTransform(currentHeaderName, headersParent);
Undo.RegisterCreatedObjectUndo(currentHeader.gameObject, "Header");
currentHeader.gameObject.AddComponent <CanvasGroup>();
var swipyMenuHeader = currentHeader.gameObject.AddComponent <SwipyMenuHeader>();
var buttonRect = CreateGOWithRectTransform("Button", currentHeader, offsetMin: new Vector2(2f, 2f), offsetMax: new Vector2(-2f, -2f));
buttonRect.gameObject.AddComponent <Image>().color = new Color32(255, 255, 255, 80);
var button = buttonRect.gameObject.AddComponent <Button>();
var colors = button.colors;
colors.normalColor = new Color32(255, 255, 255, 20);
colors.highlightedColor = new Color32(255, 255, 255, 80);
colors.pressedColor = new Color32(255, 255, 255, 255);
colors.disabledColor = new Color32(128, 128, 128, 20);
button.colors = colors;
UnityEventTools.AddIntPersistentListener(button.onClick, swipyMenu.HeaderClickHandler, index + 1);
swipyMenuHeader.button = button;
button.navigation = new Navigation()
{
mode = Navigation.Mode.None
};
var text = CreateGOWithRectTransform("Text", currentHeader).gameObject.AddComponent <Text>();
text.raycastTarget = false;
text.text = currentHeaderName;
text.fontSize = 14;
text.alignment = TextAnchor.MiddleCenter;
swipyMenuHeader.text = text;
// create menu
var contentRect = menusParent.GetChild(0).GetComponent <RectTransform>();
var currentMenu = CreateGOWithRectTransform("Menu" + (index + 1), contentRect);
Undo.RegisterCreatedObjectUndo(currentMenu.gameObject, "Menu");
var bgImage = CreateGOWithRectTransform("Bg", currentMenu, offsetMin: new Vector2(5f, 5f), offsetMax: new Vector2(-5f, -5f)).gameObject.AddComponent <Image>();
bgImage.color = new Color32(255, 255, 255, 20);
if (index == 0)
{
swipyMenu.menus = new SwipyMenu.Menu[1];
}
else
{
Array.Resize(ref swipyMenu.menus, swipyMenu.menus.Length + 1);
}
swipyMenu.menus[swipyMenu.menus.Length - 1].header = swipyMenuHeader;
swipyMenu.menus[swipyMenu.menus.Length - 1].menu = currentMenu;
if (firstToShowOnLoadMenu.header == null && firstToShowOnLoadMenu.menu == null)
{
firstToShowOnLoadMenu = swipyMenu.menus[0];
swipyMenu.defaultMenuIndex = 0;
}
ExpandHeaders();
Undo.CollapseUndoOperations(group);
}