private static GameObject CreateScrollbar(DefaultControls.Resources resources)
{
// Create GOs Hierarchy
GameObject scrollbarRoot = CreateUIElementRoot("Scrollbar 2.0", s_ThinElementSize);
GameObject sliderArea = CreateUIObject("Sliding Area", scrollbarRoot);
GameObject handle = CreateUIObject("Handle", sliderArea);
Image bgImage = scrollbarRoot.AddComponent <Image>();
bgImage.sprite = resources.background;
bgImage.type = Image.Type.Sliced;
bgImage.color = s_DefaultSelectableColor;
Image handleImage = handle.AddComponent <Image>();
handleImage.sprite = resources.standard;
handleImage.type = Image.Type.Sliced;
handleImage.color = s_DefaultSelectableColor;
RectTransform sliderAreaRect = sliderArea.GetComponent <RectTransform>();
sliderAreaRect.sizeDelta = new Vector2(-20, -20);
sliderAreaRect.anchorMin = Vector2.zero;
sliderAreaRect.anchorMax = Vector2.one;
RectTransform handleRect = handle.GetComponent <RectTransform>();
handleRect.sizeDelta = new Vector2(20, 20);
Scrollbar2 scrollbar = scrollbarRoot.AddComponent <Scrollbar2>();
scrollbar.handleRect = handleRect;
scrollbar.targetGraphic = handleImage;
SetDefaultColorTransitionValues(scrollbar);
return(scrollbarRoot);
}
private static GameObject CreateDropdown(DefaultControls.Resources resources)
{
GameObject root = CreateUIElementRoot("Dropdown 2.0", s_ThickElementSize);
GameObject label = CreateUIObject("Label", root);
GameObject arrow = CreateUIObject("Arrow", root);
GameObject template = CreateUIObject("Template", root);
GameObject viewport = CreateUIObject("Viewport", template);
GameObject content = CreateUIObject("Content", viewport);
GameObject item = CreateUIObject("Item", content);
GameObject itemBackground = CreateUIObject("Item Background", item);
GameObject itemCheckmark = CreateUIObject("Item Checkmark", item);
GameObject itemLabel = CreateUIObject("Item Label", item);
// Sub controls.
GameObject scrollbar = CreateScrollbar(resources);
scrollbar.name = "Scrollbar";
GameObjectUtility.SetParentAndAlign(scrollbar, template);
Scrollbar2 scrollbarScrollbar = scrollbar.GetComponent <Scrollbar2>();
scrollbarScrollbar.SetDirection(Scrollbar.Direction.BottomToTop, true);
RectTransform vScrollbarRT = scrollbar.GetComponent <RectTransform>();
vScrollbarRT.anchorMin = Vector2.right;
vScrollbarRT.anchorMax = Vector2.one;
vScrollbarRT.pivot = Vector2.one;
vScrollbarRT.sizeDelta = new Vector2(vScrollbarRT.sizeDelta.x, 0);
// Setup item UI components.
Text itemLabelText = itemLabel.AddComponent <Text>();
SetDefaultTextValues(itemLabelText);
itemLabelText.alignment = TextAnchor.MiddleLeft;
Image itemBackgroundImage = itemBackground.AddComponent <Image>();
itemBackgroundImage.color = new Color32(245, 245, 245, 255);
Image itemCheckmarkImage = itemCheckmark.AddComponent <Image>();
itemCheckmarkImage.sprite = resources.checkmark;
Toggle2 itemToggle = item.AddComponent <Toggle2>();
itemToggle.targetGraphic = itemBackgroundImage;
itemToggle.graphic = itemCheckmarkImage;
itemToggle.isOn = true;
// Setup template UI components.
Image templateImage = template.AddComponent <Image>();
templateImage.sprite = resources.standard;
templateImage.type = Image.Type.Sliced;
ScrollRect2 templateScrollRect = template.AddComponent <ScrollRect2>();
templateScrollRect.content = (RectTransform)content.transform;
templateScrollRect.viewport = (RectTransform)viewport.transform;
templateScrollRect.horizontal = false;
templateScrollRect.movementType = ScrollRect.MovementType.Clamped;
templateScrollRect.verticalScrollbar = scrollbarScrollbar;
templateScrollRect.verticalScrollbarVisibility = ScrollRect.ScrollbarVisibility.AutoHideAndExpandViewport;
templateScrollRect.verticalScrollbarSpacing = -3;
Mask scrollRectMask = viewport.AddComponent <Mask>();
scrollRectMask.showMaskGraphic = false;
Image viewportImage = viewport.AddComponent <Image>();
viewportImage.sprite = resources.mask;
viewportImage.type = Image.Type.Sliced;
// Setup dropdown UI components.
Text labelText = label.AddComponent <Text>();
SetDefaultTextValues(labelText);
labelText.alignment = TextAnchor.MiddleLeft;
Image arrowImage = arrow.AddComponent <Image>();
arrowImage.sprite = resources.dropdown;
Image backgroundImage = root.AddComponent <Image>();
backgroundImage.sprite = resources.standard;
backgroundImage.color = s_DefaultSelectableColor;
backgroundImage.type = Image.Type.Sliced;
Dropdown2 dropdown = root.AddComponent <Dropdown2>();
dropdown.targetGraphic = backgroundImage;
SetDefaultColorTransitionValues(dropdown);
dropdown.template = template.GetComponent <RectTransform>();
dropdown.captionText = labelText;
dropdown.itemText = itemLabelText;
// Setting default Item list.
itemLabelText.text = "Option A";
dropdown.options.Add(new Dropdown.OptionData {
text = "Option A"
});
dropdown.options.Add(new Dropdown.OptionData {
text = "Option B"
});
dropdown.options.Add(new Dropdown.OptionData {
text = "Option C"
});
dropdown.RefreshShownValue();
// Set up RectTransforms.
RectTransform labelRT = label.GetComponent <RectTransform>();
labelRT.anchorMin = Vector2.zero;
labelRT.anchorMax = Vector2.one;
labelRT.offsetMin = new Vector2(10, 6);
labelRT.offsetMax = new Vector2(-25, -7);
RectTransform arrowRT = arrow.GetComponent <RectTransform>();
arrowRT.anchorMin = new Vector2(1, 0.5f);
arrowRT.anchorMax = new Vector2(1, 0.5f);
arrowRT.sizeDelta = new Vector2(20, 20);
arrowRT.anchoredPosition = new Vector2(-15, 0);
RectTransform templateRT = template.GetComponent <RectTransform>();
templateRT.anchorMin = new Vector2(0, 0);
templateRT.anchorMax = new Vector2(1, 0);
templateRT.pivot = new Vector2(0.5f, 1);
templateRT.anchoredPosition = new Vector2(0, 2);
templateRT.sizeDelta = new Vector2(0, 150);
RectTransform viewportRT = viewport.GetComponent <RectTransform>();
viewportRT.anchorMin = new Vector2(0, 0);
viewportRT.anchorMax = new Vector2(1, 1);
viewportRT.sizeDelta = new Vector2(-18, 0);
viewportRT.pivot = new Vector2(0, 1);
RectTransform contentRT = content.GetComponent <RectTransform>();
contentRT.anchorMin = new Vector2(0f, 1);
contentRT.anchorMax = new Vector2(1f, 1);
contentRT.pivot = new Vector2(0.5f, 1);
contentRT.anchoredPosition = new Vector2(0, 0);
contentRT.sizeDelta = new Vector2(0, 28);
RectTransform itemRT = item.GetComponent <RectTransform>();
itemRT.anchorMin = new Vector2(0, 0.5f);
itemRT.anchorMax = new Vector2(1, 0.5f);
itemRT.sizeDelta = new Vector2(0, 20);
RectTransform itemBackgroundRT = itemBackground.GetComponent <RectTransform>();
itemBackgroundRT.anchorMin = Vector2.zero;
itemBackgroundRT.anchorMax = Vector2.one;
itemBackgroundRT.sizeDelta = Vector2.zero;
RectTransform itemCheckmarkRT = itemCheckmark.GetComponent <RectTransform>();
itemCheckmarkRT.anchorMin = new Vector2(0, 0.5f);
itemCheckmarkRT.anchorMax = new Vector2(0, 0.5f);
itemCheckmarkRT.sizeDelta = new Vector2(20, 20);
itemCheckmarkRT.anchoredPosition = new Vector2(10, 0);
RectTransform itemLabelRT = itemLabel.GetComponent <RectTransform>();
itemLabelRT.anchorMin = Vector2.zero;
itemLabelRT.anchorMax = Vector2.one;
itemLabelRT.offsetMin = new Vector2(20, 1);
itemLabelRT.offsetMax = new Vector2(-10, -2);
template.SetActive(false);
return(root);
}
public override void OnInspectorGUI()
{
base.OnInspectorGUI();
EditorGUILayout.Space();
serializedObject.Update();
// EditorGUILayout.PropertyField(m_HandleRect);
EditorGUI.BeginChangeCheck();
RectTransform newRectTransform = EditorGUILayout.ObjectField("Handle Rect", m_HandleRect.objectReferenceValue, typeof(RectTransform), true) as RectTransform;
if (EditorGUI.EndChangeCheck())
{
// Handle Rect will modify its GameObject RectTransform drivenBy, so we need to Record the old and new RectTransform.
List <Object> modifiedObjects = new List <Object>();
modifiedObjects.Add(newRectTransform);
foreach (var target in m_HandleRect.serializedObject.targetObjects)
{
MonoBehaviour mb = target as MonoBehaviour;
if (mb == null)
{
continue;
}
modifiedObjects.Add(mb);
modifiedObjects.Add(mb.GetComponent <RectTransform>());
}
Undo.RecordObjects(modifiedObjects.ToArray(), "Change Handle Rect");
m_HandleRect.objectReferenceValue = newRectTransform;
}
if (m_HandleRect.objectReferenceValue != null)
{
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(m_Direction);
if (EditorGUI.EndChangeCheck())
{
Scrollbar.Direction direction = (Scrollbar.Direction)m_Direction.enumValueIndex;
foreach (var obj in serializedObject.targetObjects)
{
Scrollbar2 scrollbar = obj as Scrollbar2;
scrollbar.SetDirection(direction, true);
}
}
EditorGUILayout.PropertyField(m_Value);
EditorGUILayout.PropertyField(m_Size);
EditorGUILayout.PropertyField(m_NumberOfSteps);
bool warning = false;
foreach (var obj in serializedObject.targetObjects)
{
Scrollbar2 scrollbar = obj as Scrollbar2;
Scrollbar.Direction dir = scrollbar.direction;
if (dir == Scrollbar.Direction.LeftToRight || dir == Scrollbar.Direction.RightToLeft)
{
warning = (scrollbar.navigation.mode != Navigation.Mode.Automatic && (scrollbar.FindSelectableOnLeft() != null || scrollbar.FindSelectableOnRight() != null));
}
else
{
warning = (scrollbar.navigation.mode != Navigation.Mode.Automatic && (scrollbar.FindSelectableOnDown() != null || scrollbar.FindSelectableOnUp() != null));
}
}
if (warning)
{
EditorGUILayout.HelpBox("The selected scrollbar direction conflicts with navigation. Not all navigation options may work.", MessageType.Warning);
}
EditorGUILayout.Space();
// Draw the event notification options
EditorGUILayout.PropertyField(m_OnValueChanged);
}
else
{
EditorGUILayout.HelpBox("Specify a RectTransform for the scrollbar handle. It must have a parent RectTransform that the handle can slide within.", MessageType.Info);
}
serializedObject.ApplyModifiedProperties();
}
