protected virtual void CreateBlocker(Canvas rootCanvas)
{
// Create blocker GameObject.
GameObject blocker = new GameObject("Blocker");
// Setup blocker RectTransform to cover entire root canvas area.
RectTransform blockerRect = blocker.AddComponent <RectTransform>();
blockerRect.SetParent(rootCanvas.transform, false);
blockerRect.anchorMin = Vector3.zero;
blockerRect.anchorMax = Vector3.one;
blockerRect.sizeDelta = Vector2.zero;
// Add image since it's needed to block, but make it clear.
Image blockerImage = blocker.AddComponent <Image>();
blockerImage.color = Color.clear;
// Add button since it's needed to block, and to close the dropdown when blocking area is clicked.
Button blockerButton = blocker.AddComponent <Button>();
blockerButton.onClick.AddListener(Close);
// Make sure it's the top-most element
UIAlwaysOnTop aot = blocker.AddComponent <UIAlwaysOnTop>();
aot.order = UIAlwaysOnTop.SelectFieldBlockerOrder;
this.m_Blocker = blocker;
}
protected void Awake()
{
// Make sure we have the window component
if (this.m_Window == null)
{
this.m_Window = this.gameObject.GetComponent <UIWindow>();
}
// Prepare some window parameters
this.m_Window.ID = UIWindowID.ModalBox;
this.m_Window.escapeKeyAction = UIWindow.EscapeKeyAction.None;
// Hook an event to the window
this.m_Window.onTransitionComplete.AddListener(OnWindowTransitionEnd);
// Prepare the always on top component
UIAlwaysOnTop aot = this.gameObject.GetComponent <UIAlwaysOnTop>();
aot.order = UIAlwaysOnTop.ModalBoxOrder;
// Hook the button click event
if (this.m_Button != null)
{
this.m_Button.onClick.AddListener(Confirm);
}
}
public int CompareTo(object obj)
{
if (obj != null)
{
UIAlwaysOnTop comp = obj as UIAlwaysOnTop;
if (comp != null)
{
return(this.order.CompareTo(comp.order));
}
}
return(1);
}
protected virtual void Awake()
{
// Save instance reference
mInstance = this;
// Get the rect transform
this.m_Rect = this.gameObject.GetComponent <RectTransform>();
// Get the canvas group
this.m_CanvasGroup = this.gameObject.GetComponent <CanvasGroup>();
// Make sure the tooltip does not block raycasts
this.m_CanvasGroup.blocksRaycasts = false;
this.m_CanvasGroup.interactable = false;
// Get the content size fitter
this.m_SizeFitter = this.gameObject.GetComponent <ContentSizeFitter>();
// Prepare the content size fitter
this.m_SizeFitter.verticalFit = ContentSizeFitter.FitMode.PreferredSize;
// Prepare the vertical layout group
VerticalLayoutGroup vlg = this.gameObject.GetComponent <VerticalLayoutGroup>();
vlg.childControlHeight = true;
vlg.childControlWidth = true;
// Make sure we have the always on top component
UIAlwaysOnTop aot = this.gameObject.GetComponent <UIAlwaysOnTop>();
if (aot == null)
{
aot = this.gameObject.AddComponent <UIAlwaysOnTop>();
aot.order = UIAlwaysOnTop.TooltipOrder;
}
// Hide
this.SetAlpha(0f);
this.m_VisualState = VisualState.Hidden;
this.InternalOnHide();
}
/// <summary>
/// Creates the list and it's options.
/// </summary>
protected void CreateList()
{
// Get the root canvas
Canvas rootCanvas = UIUtility.FindInParents <Canvas>(this.gameObject);
// Reset the last list size
this.m_LastListSize = Vector2.zero;
// Clear the option texts list
this.m_OptionObjects.Clear();
// Create the list game object with the necessary components
this.m_ListObject = new GameObject("UISelectField - List", typeof(RectTransform));
this.m_ListObject.layer = this.gameObject.layer;
// Change the parent of the list
this.m_ListObject.transform.SetParent(this.transform, false);
// Get the select field list component
UISelectField_List listComp = this.m_ListObject.AddComponent <UISelectField_List>();
// Make sure it's the top-most element
UIAlwaysOnTop aot = this.m_ListObject.AddComponent <UIAlwaysOnTop>();
aot.order = UIAlwaysOnTop.SelectFieldOrder;
// Get the list canvas group component
this.m_ListCanvasGroup = this.m_ListObject.AddComponent <CanvasGroup>();
// Change the anchor and pivot of the list
RectTransform rect = (this.m_ListObject.transform as RectTransform);
rect.localScale = new Vector3(1f, 1f, 1f);
rect.anchorMin = Vector2.zero;
rect.anchorMax = Vector2.zero;
rect.pivot = new Vector2(0f, 1f);
// Prepare the position of the list
rect.anchoredPosition = new Vector3(this.listMargins.left, (this.listMargins.top * -1f), 0f);
// Prepare the width of the list
float width = (this.transform as RectTransform).sizeDelta.x;
if (this.listMargins.left > 0)
{
width -= this.listMargins.left;
}
else
{
width += Math.Abs(this.listMargins.left);
}
if (this.listMargins.right > 0)
{
width -= this.listMargins.right;
}
else
{
width += Math.Abs(this.listMargins.right);
}
rect.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, width);
// Hook the Dimensions Change event
listComp.onDimensionsChange.AddListener(ListDimensionsChanged);
// Apply the background sprite
Image image = this.m_ListObject.AddComponent <Image>();
if (this.listBackgroundSprite != null)
{
image.sprite = this.listBackgroundSprite;
}
image.type = this.listBackgroundSpriteType;
image.color = this.listBackgroundColor;
// Prepare the vertical layout group
VerticalLayoutGroup layoutGroup = this.m_ListObject.AddComponent <VerticalLayoutGroup>();
layoutGroup.padding = this.listPadding;
layoutGroup.spacing = this.listSpacing;
// Prepare the content size fitter
ContentSizeFitter fitter = this.m_ListObject.AddComponent <ContentSizeFitter>();
fitter.verticalFit = ContentSizeFitter.FitMode.PreferredSize;
// Get the list toggle group
ToggleGroup toggleGroup = this.m_ListObject.AddComponent <ToggleGroup>();
// Create the options
for (int i = 0; i < this.options.Count; i++)
{
// Create the option
this.CreateOption(i, toggleGroup);
// Create a separator if this is not the last option
if (i < (this.options.Count - 1))
{
this.CreateSeparator(i);
}
}
// Prepare the list for the animation
if (this.listAnimationType == ListAnimationType.None || this.listAnimationType == ListAnimationType.Fade)
{
// Starting alpha should be zero
this.m_ListCanvasGroup.alpha = 0f;
}
else if (this.listAnimationType == ListAnimationType.Animation)
{
// Attach animator component
Animator animator = this.m_ListObject.AddComponent <Animator>();
// Set the animator controller
animator.runtimeAnimatorController = this.listAnimatorController;
// Set the animation triggers so we can use them to detect when animations finish
listComp.SetTriggers(this.listAnimationOpenTrigger, this.listAnimationCloseTrigger);
// Hook a callback on the finish event
listComp.onAnimationFinish.AddListener(OnListAnimationFinish);
}
// Check if the navigation is disabled
if (this.navigation.mode == Navigation.Mode.None)
{
this.CreateBlocker(rootCanvas);
}
}