public OverlayMenu(OverlayCanvas canvas)
{
m_Canvas = canvas;
name = ussClassName;
if (s_TreeAsset == null)
{
s_TreeAsset = EditorGUIUtility.Load(k_UxmlPath) as VisualTreeAsset;
}
if (s_TreeAsset != null)
{
s_TreeAsset.CloneTree(this);
}
AddToClassList(ussClassName);
m_Toggle = this.Q <Toggle>("overlay-toggle");
m_Toggle.RegisterCallback <ChangeEvent <bool> >((evt) =>
{
canvas.SetOverlaysEnabled(evt.newValue);
});
m_ListRoot = this.Q <ListView>("OverlayList");
m_ListRoot.makeItem = CreateListItem;
m_ListRoot.bindItem = BindListItem;
m_ListRoot.itemsSource = m_OverlayToShow;
m_ListRoot.fixedItemHeight = 20;
m_ListRoot.selectionType = SelectionType.None;
m_Dropdown = this.Q <Button>("preset-dropdown");
m_Dropdown.clicked += DropdownOnClicked;
m_DropdownText = this.Q <TextElement>(classes: "preset-dropdown-text");
var lastSavedPreset = canvas.lastAppliedPresetName;
m_DropdownText.text = string.IsNullOrEmpty(lastSavedPreset) ? L10n.Tr("Window Preset") : lastSavedPreset;
canvas.afterOverlaysInitialized += () =>
{
m_DropdownText.text = canvas.lastAppliedPresetName;
};
RegisterCallback <FocusOutEvent>(evt =>
{
if (s_KeepAlive)
{
var focusController = evt.relatedTarget?.focusController;
s_DelayUntilCanHide += () => CheckIfShouldHide(focusController?.focusedElement as VisualElement);
}
else
{
CheckIfShouldHide(evt.relatedTarget as VisualElement);
}
});
canvas.overlaysEnabledChanged += OnOverlayEnabledChanged;
focusable = true;
Hide();
}
public OverlayPopup(Overlay overlay)
{
name = "overlay-popup";
Overlay.treeAsset.CloneTree(this);
this.Q(Overlay.k_CollapsedContent)?.RemoveFromHierarchy();
this.Q(null, Overlay.k_Header)?.RemoveFromHierarchy();
focusable = true;
pickingMode = PickingMode.Position;
AddToClassList(Overlay.ussClassName);
style.position = Position.Absolute;
var root = this.Q("overlay-content");
root.renderHints = RenderHints.ClipWithScissors;
root.Add(overlay.CreatePanelContent());
RegisterCallback <MouseEnterEvent>(evt => m_CursorIsOverPopup = true);
RegisterCallback <MouseLeaveEvent>(evt => m_CursorIsOverPopup = false);
RegisterCallback <GeometryChangedEvent>(evt =>
{
var proposed = overlay.collapsedButtonRect;
proposed.size = evt.newRect.size;
var placement = OverlayCanvas.ClampRectToBounds(overlay.canvas.windowRoot.worldBound, proposed);
if (!Mathf.Approximately(proposed.position.x, placement.position.x))
{
this.EnableInClassList(k_Clamped, true);
}
var canvasWorld = overlay.canvas.rootVisualElement.worldBound;
if (overlay.layout == Layout.HorizontalToolbar)
{
this.EnableInClassList(k_FromHorizontal, true);
}
else if (overlay.layout == Layout.VerticalToolbar)
{
this.EnableInClassList(k_FromVertical, true);
}
if (!overlay.isInToolbar)
{
this.EnableInClassList(k_OutsideToolbar, true);
var overlayWorldBound = overlay.rootVisualElement.worldBound;
var rightPlacement = overlayWorldBound.x + overlayWorldBound.width;
var rightSideSpace = canvasWorld.xMax - rightPlacement;
var xAdjusted = placement.position.x;
if (rightSideSpace >= placement.width)
{
xAdjusted = rightPlacement;
}
else
{
var leftSideSpace = placement.x - overlay.canvas.rootVisualElement.worldBound.x;
if (leftSideSpace >= placement.width)
{
xAdjusted = overlayWorldBound.x - placement.width;
}
else // If neither side has enough space, show the popup on the widest one
{
if (rightSideSpace > leftSideSpace)
{
xAdjusted = overlayWorldBound.x + overlayWorldBound.width;
}
else
{
xAdjusted = overlayWorldBound.x - placement.width;
}
}
}
placement.position = new Vector2(xAdjusted, placement.position.y);
}
transform.position = placement.position - canvasWorld.position;
});
}