public bool InterceptMouseEvent(IPanel panel, IMouseEvent ev)
{
if (!m_Context.pickElement)
{
return(false);
}
var evtBase = ev as EventBase;
var evtType = evtBase.eventTypeId;
var target = evtBase.target as VisualElement;
// Ignore events on detached elements
if (panel == null)
{
return(false);
}
if (((BaseVisualElementPanel)panel).ownerObject is HostView hostView && hostView.actualView is PlayModeView playModeView)
{
// Send event to runtime panels from closest to deepest
var panels = UIElementsRuntimeUtility.GetSortedPlayerPanels();
for (var i = panels.Count - 1; i >= 0; i--)
{
if (SendEventToRuntimePanel((BaseRuntimePanel)panels[i], evtBase, playModeView.viewPadding, playModeView.viewMouseScale))
{
return(true);
}
}
// If no RuntimePanel catches it, select GameView editor panel and let interception fall through.
if (evtType == MouseMoveEvent.TypeId() && m_Context.selectedElement != target)
{
OnPickMouseOver(target, panel);
}
}
public override void ExecuteDefaultActionAtTarget(EventBase evt)
{
base.ExecuteDefaultActionAtTarget(evt);
if (evt.GetEventTypeId() == MouseDownEvent.TypeId())
{
OnMouseDown(evt as MouseDownEvent);
}
else if (evt.GetEventTypeId() == MouseUpEvent.TypeId())
{
OnMouseUp(evt as MouseUpEvent);
}
else if (evt.GetEventTypeId() == MouseMoveEvent.TypeId())
{
OnMouseMove(evt as MouseMoveEvent);
}
else if (evt.GetEventTypeId() == KeyDownEvent.TypeId())
{
OnKeyDown(evt as KeyDownEvent);
}
else if (evt.GetEventTypeId() == ValidateCommandEvent.TypeId())
{
OnValidateCommandEvent(evt as ValidateCommandEvent);
}
else if (evt.GetEventTypeId() == ExecuteCommandEvent.TypeId())
{
OnExecuteCommandEvent(evt as ExecuteCommandEvent);
}
}
public override void ExecuteDefaultActionAtTarget(EventBase evt)
{
base.ExecuteDefaultActionAtTarget(evt);
if (evt.GetEventTypeId() == MouseDownEvent.TypeId())
{
OnMouseDown(evt as MouseDownEvent);
}
else if (evt.GetEventTypeId() == MouseUpEvent.TypeId())
{
OnMouseUp(evt as MouseUpEvent);
}
else if (evt.GetEventTypeId() == MouseMoveEvent.TypeId())
{
OnMouseMove(evt as MouseMoveEvent);
}
else if (evt.GetEventTypeId() == KeyDownEvent.TypeId())
{
OnKeyDown(evt as KeyDownEvent);
}
else if (evt.GetEventTypeId() == IMGUIEvent.TypeId())
{
OnIMGUIEvent(evt as IMGUIEvent);
}
}
public bool InterceptMouseEvent(IPanel panel, IMouseEvent ev)
{
if (!m_Context.pickElement)
{
return(false);
}
var evtBase = ev as EventBase;
var evtType = evtBase.eventTypeId;
var target = evtBase.target as VisualElement;
// Ignore events on detached elements
if (panel == null)
{
return(false);
}
if (((BaseVisualElementPanel)panel).ownerObject is HostView hostView && hostView.actualView is GameView)
{
var innerArea = panel.GetRootVisualElement();
var gameViewPadding =
(innerArea.parent.contentRect.height - innerArea.contentRect.height) * Vector2.up +
innerArea.layout.position; // Measured to: gameViewPadding = new Vector2(1, 40)
// Send event to runtime panels from closest to deepest
var panels = UIElementsRuntimeUtility.GetSortedPlayerPanels();
for (var i = panels.Count - 1; i >= 0; i--)
{
if (SendEventToRuntimePanel((BaseRuntimePanel)panels[i], evtBase, gameViewPadding))
{
return(true);
}
}
// If no RuntimePanel catches it, select GameView editor panel and let interception fall through.
if (evtType == MouseMoveEvent.TypeId() && m_Context.selectedElement != target)
{
OnPickMouseOver(target, panel);
}
}
public override void HandleEvent(EventBase evt)
{
if (isDestroyed)
{
return;
}
if (state == State.Closed)
{
base.HandleEvent(evt);
return;
}
if (evt.eventTypeId == MouseMoveEvent.TypeId())
{
var mouseEvent = (MouseMoveEvent)evt;
mouseWorldPosition = mouseEvent.mousePosition;
TriggerRepaint();
}
else if (evt.eventTypeId == MouseUpEvent.TypeId())
{
var upEvt = evt as MouseUpEvent;
this.ReleaseMouse();
if (candidatePort == null)
{
graphView.OnEdgeDroppedFree(fromPort, upEvt.mousePosition);
DestroySelf();
}
else
{
this.Connect(fromPort, candidatePort);
}
}
base.HandleEvent(evt);
}
void DispatchEnterLeaveEvents(VisualElement previousTopElementUnderMouse, VisualElement currentTopElementUnderMouse, EventBase triggerEvent)
{
IMouseEvent mouseEvent = triggerEvent as IMouseEvent;
if (mouseEvent == null)
{
return;
}
if (triggerEvent.GetEventTypeId() == MouseMoveEvent.TypeId() ||
triggerEvent.GetEventTypeId() == MouseDownEvent.TypeId() ||
triggerEvent.GetEventTypeId() == MouseUpEvent.TypeId() ||
triggerEvent.GetEventTypeId() == MouseEnterWindowEvent.TypeId() ||
triggerEvent.GetEventTypeId() == WheelEvent.TypeId())
{
DispatchMouseEnterMouseLeave(previousTopElementUnderMouse, currentTopElementUnderMouse, mouseEvent);
DispatchMouseOverMouseOut(previousTopElementUnderMouse, currentTopElementUnderMouse, mouseEvent);
}
else if (triggerEvent.GetEventTypeId() == DragUpdatedEvent.TypeId())
{
DispatchDragEnterDragLeave(previousTopElementUnderMouse, currentTopElementUnderMouse, mouseEvent);
}
}
void SelectAllTypes(bool state, EventTypeSelection eventTypeSelection = EventTypeSelection.All)
{
foreach (KeyValuePair <long, bool> v in m_State.ToList())
{
long eventTypeId = v.Key;
if (eventTypeSelection == EventTypeSelection.All ||
(eventTypeSelection == EventTypeSelection.Mouse &&
(eventTypeId == MouseMoveEvent.TypeId() ||
eventTypeId == MouseOverEvent.TypeId() ||
eventTypeId == MouseDownEvent.TypeId() ||
eventTypeId == MouseUpEvent.TypeId() ||
eventTypeId == WheelEvent.TypeId() ||
eventTypeId == ContextClickEvent.TypeId())) ||
(eventTypeSelection == EventTypeSelection.Keyboard &&
(eventTypeId == KeyDownEvent.TypeId() ||
eventTypeId == KeyUpEvent.TypeId())) ||
(eventTypeSelection == EventTypeSelection.Drag &&
(eventTypeId == DragUpdatedEvent.TypeId() ||
eventTypeId == DragPerformEvent.TypeId() ||
eventTypeId == DragExitedEvent.TypeId())) ||
(eventTypeSelection == EventTypeSelection.Command &&
(eventTypeId == ValidateCommandEvent.TypeId() ||
eventTypeId == ExecuteCommandEvent.TypeId())))
{
m_State[eventTypeId] = state;
}
else
{
// Unaffected should be reset to false
m_State[eventTypeId] = false;
}
}
UpdateValue();
}
void UpdateEventbaseInfo(EventDebuggerEventRecord eventBase, IEventHandler focused, IEventHandler capture)
{
ClearEventbaseInfo();
if (eventBase == null)
{
return;
}
m_EventbaseInfo.text += "Focused element: " + EventDebugger.GetObjectDisplayName(focused) + "\n";
m_EventbaseInfo.text += "Capture element: " + EventDebugger.GetObjectDisplayName(capture) + "\n";
if (eventBase.eventTypeId == MouseMoveEvent.TypeId() ||
eventBase.eventTypeId == MouseOverEvent.TypeId() ||
eventBase.eventTypeId == MouseOutEvent.TypeId() ||
eventBase.eventTypeId == MouseDownEvent.TypeId() ||
eventBase.eventTypeId == MouseUpEvent.TypeId() ||
eventBase.eventTypeId == MouseEnterEvent.TypeId() ||
eventBase.eventTypeId == MouseLeaveEvent.TypeId() ||
eventBase.eventTypeId == DragEnterEvent.TypeId() ||
eventBase.eventTypeId == DragLeaveEvent.TypeId() ||
eventBase.eventTypeId == DragUpdatedEvent.TypeId() ||
eventBase.eventTypeId == DragPerformEvent.TypeId() ||
eventBase.eventTypeId == DragExitedEvent.TypeId() ||
eventBase.eventTypeId == ContextClickEvent.TypeId() ||
eventBase.eventTypeId == PointerMoveEvent.TypeId() ||
eventBase.eventTypeId == PointerOverEvent.TypeId() ||
eventBase.eventTypeId == PointerOutEvent.TypeId() ||
eventBase.eventTypeId == PointerDownEvent.TypeId() ||
eventBase.eventTypeId == PointerUpEvent.TypeId() ||
eventBase.eventTypeId == PointerCancelEvent.TypeId() ||
eventBase.eventTypeId == PointerStationaryEvent.TypeId() ||
eventBase.eventTypeId == PointerEnterEvent.TypeId() ||
eventBase.eventTypeId == PointerLeaveEvent.TypeId())
{
m_EventbaseInfo.text += "Mouse position: " + eventBase.mousePosition + "\n";
m_EventbaseInfo.text += "Modifiers: " + eventBase.modifiers + "\n";
}
if (eventBase.eventTypeId == KeyDownEvent.TypeId() ||
eventBase.eventTypeId == KeyUpEvent.TypeId())
{
m_EventbaseInfo.text += "Modifiers: " + eventBase.modifiers + "\n";
}
if (eventBase.eventTypeId == MouseDownEvent.TypeId() ||
eventBase.eventTypeId == MouseUpEvent.TypeId() ||
eventBase.eventTypeId == PointerDownEvent.TypeId() ||
eventBase.eventTypeId == PointerUpEvent.TypeId() ||
eventBase.eventTypeId == DragUpdatedEvent.TypeId() ||
eventBase.eventTypeId == DragPerformEvent.TypeId() ||
eventBase.eventTypeId == DragExitedEvent.TypeId())
{
m_EventbaseInfo.text += "Button: " + (eventBase.button == 0 ? "Left" : eventBase.button == 1 ? "Middle" : "Right") + "\n";
m_EventbaseInfo.text += "Click count: " + eventBase.clickCount + "\n";
}
if (eventBase.eventTypeId == MouseMoveEvent.TypeId() ||
eventBase.eventTypeId == MouseOverEvent.TypeId() ||
eventBase.eventTypeId == MouseOutEvent.TypeId() ||
eventBase.eventTypeId == MouseDownEvent.TypeId() ||
eventBase.eventTypeId == MouseUpEvent.TypeId() ||
eventBase.eventTypeId == MouseEnterEvent.TypeId() ||
eventBase.eventTypeId == MouseLeaveEvent.TypeId() ||
eventBase.eventTypeId == DragEnterEvent.TypeId() ||
eventBase.eventTypeId == DragLeaveEvent.TypeId() ||
eventBase.eventTypeId == DragUpdatedEvent.TypeId() ||
eventBase.eventTypeId == DragPerformEvent.TypeId() ||
eventBase.eventTypeId == DragExitedEvent.TypeId() ||
eventBase.eventTypeId == ContextClickEvent.TypeId() ||
eventBase.eventTypeId == WheelEvent.TypeId() ||
eventBase.eventTypeId == PointerMoveEvent.TypeId() ||
eventBase.eventTypeId == PointerOverEvent.TypeId() ||
eventBase.eventTypeId == PointerOutEvent.TypeId() ||
eventBase.eventTypeId == PointerDownEvent.TypeId() ||
eventBase.eventTypeId == PointerUpEvent.TypeId() ||
eventBase.eventTypeId == PointerCancelEvent.TypeId() ||
eventBase.eventTypeId == PointerStationaryEvent.TypeId() ||
eventBase.eventTypeId == PointerEnterEvent.TypeId() ||
eventBase.eventTypeId == PointerLeaveEvent.TypeId())
{
m_EventbaseInfo.text += "Pressed buttons: " + eventBase.pressedButtons + "\n";
}
if (eventBase.eventTypeId == WheelEvent.TypeId())
{
m_EventbaseInfo.text += "Mouse delta: " + eventBase.delta + "\n";
}
if (eventBase.eventTypeId == KeyDownEvent.TypeId() ||
eventBase.eventTypeId == KeyUpEvent.TypeId())
{
if (char.IsControl(eventBase.character))
{
m_EventbaseInfo.text += "Character: \\" + (byte)(eventBase.character) + "\n";
}
else
{
m_EventbaseInfo.text += "Character: " + eventBase.character + "\n";
}
m_EventbaseInfo.text += "Key code: " + eventBase.keyCode + "\n";
}
if (eventBase.eventTypeId == ValidateCommandEvent.TypeId() ||
eventBase.eventTypeId == ExecuteCommandEvent.TypeId())
{
m_EventbaseInfo.text += "Command: " + eventBase.commandName + "\n";
}
}
internal void CommitElementUnderPointers(EventDispatcher dispatcher)
{
for (var i = 0; i < m_TopElementUnderPointer.Length; i++)
{
if (m_TopElementUnderPointer[i] == m_PendingTopElementUnderPointer[i])
{
continue;
}
if (m_TriggerPointerEvent[i] == null && m_TriggerMouseEvent[i] == null)
{
using (new EventDispatcherGate(dispatcher))
{
Vector2 position = PointerDeviceState.GetPointerPosition(i);
PointerEventsHelper.SendOverOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i], null,
position, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i], null, position, i);
if (i == PointerId.mousePointerId)
{
MouseEventsHelper.SendMouseOverMouseOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i],
null, position);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i], null, position);
}
}
}
if (m_TriggerPointerEvent[i] != null)
{
if ((m_TriggerPointerEvent[i] as EventBase)?.eventTypeId == PointerMoveEvent.TypeId() ||
(m_TriggerPointerEvent[i] as EventBase)?.eventTypeId == PointerDownEvent.TypeId() ||
(m_TriggerPointerEvent[i] as EventBase)?.eventTypeId == PointerUpEvent.TypeId() ||
(m_TriggerPointerEvent[i] as EventBase)?.eventTypeId == PointerCancelEvent.TypeId())
{
using (new EventDispatcherGate(dispatcher))
{
PointerEventsHelper.SendOverOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i],
m_TriggerPointerEvent[i], m_TriggerPointerEvent[i].position, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i],
m_TriggerPointerEvent[i], m_TriggerPointerEvent[i].position, i);
}
}
m_TriggerPointerEvent[i] = null;
}
if (m_TriggerMouseEvent[i] != null)
{
if ((m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == MouseMoveEvent.TypeId() ||
(m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == MouseDownEvent.TypeId() ||
(m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == MouseUpEvent.TypeId() ||
(m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == WheelEvent.TypeId())
{
using (new EventDispatcherGate(dispatcher))
{
MouseEventsHelper.SendMouseOverMouseOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i],
m_TriggerMouseEvent[i], m_TriggerMouseEvent[i].mousePosition);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i],
m_TriggerMouseEvent[i], m_TriggerMouseEvent[i].mousePosition);
}
}
else if ((m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == MouseEnterWindowEvent.TypeId() ||
(m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == MouseLeaveWindowEvent.TypeId()
)
{
using (new EventDispatcherGate(dispatcher))
{
PointerEventsHelper.SendOverOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i], null,
m_TriggerMouseEvent[i].mousePosition, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i], null,
m_TriggerMouseEvent[i].mousePosition, i);
if (i == PointerId.mousePointerId)
{
MouseEventsHelper.SendMouseOverMouseOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i],
m_TriggerMouseEvent[i], m_TriggerMouseEvent[i].mousePosition);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i],
m_TriggerMouseEvent[i], m_TriggerMouseEvent[i].mousePosition);
}
}
}
else if ((m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == DragUpdatedEvent.TypeId() ||
(m_TriggerMouseEvent[i] as EventBase)?.eventTypeId == DragExitedEvent.TypeId())
{
using (new EventDispatcherGate(dispatcher))
{
PointerEventsHelper.SendOverOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i], null,
m_TriggerMouseEvent[i].mousePosition, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i], null,
m_TriggerMouseEvent[i].mousePosition, i);
MouseEventsHelper.SendMouseOverMouseOut(m_TopElementUnderPointer[i],
m_PendingTopElementUnderPointer[i],
m_TriggerMouseEvent[i], m_TriggerMouseEvent[i].mousePosition);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i],
m_TriggerMouseEvent[i], m_TriggerMouseEvent[i].mousePosition);
MouseEventsHelper.SendEnterLeave <DragLeaveEvent, DragEnterEvent>(
m_TopElementUnderPointer[i], m_PendingTopElementUnderPointer[i],
m_TriggerMouseEvent[i], m_TriggerMouseEvent[i].mousePosition);
}
}
m_TriggerMouseEvent[i] = null;
}
m_TopElementUnderPointer[i] = m_PendingTopElementUnderPointer[i];
}
}
internal void CommitElementUnderPointers(EventDispatcher dispatcher)
{
for (var i = 0; i < m_TopElementUnderPointer.Length; i++)
{
var triggerPointerEvent = m_TriggerPointerEvent[i];
var previous = m_TopElementUnderPointer[i];
var current = m_PendingTopElementUnderPointer[i];
if (current == previous)
{
if (triggerPointerEvent != null)
{
var pos3d = triggerPointerEvent.position;
m_PickingPointerPositions[i] = new Vector2(pos3d.x, pos3d.y);
}
else if (m_TriggerMouseEvent[i] != null)
{
m_PickingPointerPositions[i] = m_TriggerMouseEvent[i].mousePosition;
}
continue;
}
m_TopElementUnderPointer[i] = current;
if (triggerPointerEvent == null && m_TriggerMouseEvent[i] == null)
{
using (new EventDispatcherGate(dispatcher))
{
Vector2 position = PointerDeviceState.GetPointerPosition(i);
PointerEventsHelper.SendOverOut(previous, current, null, position, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
previous, current, null, position, i);
m_PickingPointerPositions[i] = position;
if (i == PointerId.mousePointerId)
{
MouseEventsHelper.SendMouseOverMouseOut(previous, current, null, position);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
previous, current, null, position);
}
}
}
if (triggerPointerEvent != null)
{
var pos3d = triggerPointerEvent.position;
m_PickingPointerPositions[i] = new Vector2(pos3d.x, pos3d.y);
var baseEvent = triggerPointerEvent as EventBase;
if (baseEvent != null && (
baseEvent.eventTypeId == PointerMoveEvent.TypeId() ||
baseEvent.eventTypeId == PointerDownEvent.TypeId() ||
baseEvent.eventTypeId == PointerUpEvent.TypeId() ||
baseEvent.eventTypeId == PointerCancelEvent.TypeId()))
{
using (new EventDispatcherGate(dispatcher))
{
PointerEventsHelper.SendOverOut(previous, current, triggerPointerEvent, pos3d, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
previous, current, triggerPointerEvent, pos3d, i);
}
}
}
m_TriggerPointerEvent[i] = null;
var triggerMouseEvent = m_TriggerMouseEvent[i];
if (triggerMouseEvent != null)
{
Vector2 mousePos = triggerMouseEvent.mousePosition;
m_PickingPointerPositions[i] = mousePos;
var baseEvent = triggerMouseEvent as EventBase;
if (baseEvent != null)
{
if (baseEvent.eventTypeId == MouseMoveEvent.TypeId() ||
baseEvent.eventTypeId == MouseDownEvent.TypeId() ||
baseEvent.eventTypeId == MouseUpEvent.TypeId() ||
baseEvent.eventTypeId == WheelEvent.TypeId())
{
using (new EventDispatcherGate(dispatcher))
{
MouseEventsHelper.SendMouseOverMouseOut(previous, current, triggerMouseEvent, mousePos);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
previous, current, triggerMouseEvent, mousePos);
}
}
else if (baseEvent.eventTypeId == MouseEnterWindowEvent.TypeId() ||
baseEvent.eventTypeId == MouseLeaveWindowEvent.TypeId()
)
{
using (new EventDispatcherGate(dispatcher))
{
PointerEventsHelper.SendOverOut(previous, current, null, mousePos, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
previous, current, null, mousePos, i);
if (i == PointerId.mousePointerId)
{
MouseEventsHelper.SendMouseOverMouseOut(previous, current, triggerMouseEvent, mousePos);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
previous, current, triggerMouseEvent, mousePos);
}
}
}
else if (baseEvent.eventTypeId == DragUpdatedEvent.TypeId() ||
baseEvent.eventTypeId == DragExitedEvent.TypeId())
{
using (new EventDispatcherGate(dispatcher))
{
PointerEventsHelper.SendOverOut(previous, current, null, mousePos, i);
PointerEventsHelper.SendEnterLeave <PointerLeaveEvent, PointerEnterEvent>(
previous, current, null, mousePos, i);
MouseEventsHelper.SendMouseOverMouseOut(previous, current, triggerMouseEvent, mousePos);
MouseEventsHelper.SendEnterLeave <MouseLeaveEvent, MouseEnterEvent>(
previous, current, triggerMouseEvent, mousePos);
MouseEventsHelper.SendEnterLeave <DragLeaveEvent, DragEnterEvent>(
previous, current, triggerMouseEvent, mousePos);
}
}
}
m_TriggerMouseEvent[i] = null;
}
}
}
public void DispatchEvent(EventBase evt, IPanel panel)
{
if (evt.GetEventTypeId() == IMGUIEvent.TypeId())
{
Event e = evt.imguiEvent;
if (e.type == EventType.Repaint)
{
return;
}
}
if (panel != null && panel.panelDebug != null && panel.panelDebug.enabled && panel.panelDebug.interceptEvents != null)
{
if (panel.panelDebug.interceptEvents(evt.imguiEvent))
{
evt.StopPropagation();
return;
}
}
IMouseEvent mouseEvent = evt as IMouseEvent;
IMouseEventInternal mouseEventInternal = evt as IMouseEventInternal;
if (mouseEvent != null && mouseEventInternal != null && mouseEventInternal.hasUnderlyingPhysicalEvent)
{
m_LastMousePosition = mouseEvent.mousePosition;
}
bool eventHandled = false;
// Release mouse capture if capture element is not in a panel.
VisualElement captureVE = MouseCaptureController.mouseCapture as VisualElement;
if (evt.GetEventTypeId() != MouseCaptureOutEvent.TypeId() && captureVE != null && captureVE.panel == null)
{
Event e = evt.imguiEvent;
Debug.Log(String.Format("Capture has no panel, forcing removal (capture={0} eventType={1})", MouseCaptureController.mouseCapture, e != null ? e.type.ToString() : "null"));
MouseCaptureController.ReleaseMouseCapture();
}
// Send all IMGUI events (for backward compatibility) and MouseEvents with null target (because thats what we want to do in the new system)
// to the capture, if there is one. Note that events coming from IMGUI have their target set to null.
bool sendEventToMouseCapture = false;
bool mouseEventWasCaptured = false;
if (MouseCaptureController.mouseCapture != null)
{
if (evt.imguiEvent != null && evt.target == null)
{
// Non exclusive processing by capturing element.
sendEventToMouseCapture = true;
mouseEventWasCaptured = false;
}
if (mouseEvent != null && (evt.target == null || evt.target == MouseCaptureController.mouseCapture))
{
// Exclusive processing by capturing element.
sendEventToMouseCapture = true;
mouseEventWasCaptured = true;
}
if (panel != null)
{
if (captureVE != null && captureVE.panel.contextType != panel.contextType)
{
// Capturing element is not in the right context. Ignore it.
sendEventToMouseCapture = false;
mouseEventWasCaptured = false;
}
}
}
evt.skipElement = null;
if (sendEventToMouseCapture)
{
IEventHandler originalCaptureElement = MouseCaptureController.mouseCapture;
eventHandled = true;
evt.dispatch = true;
evt.target = MouseCaptureController.mouseCapture;
evt.currentTarget = MouseCaptureController.mouseCapture;
evt.propagationPhase = PropagationPhase.AtTarget;
MouseCaptureController.mouseCapture.HandleEvent(evt);
// Do further processing with a target computed the usual way.
// However, if mouseEventWasCaptured, the only thing remaining to do is ExecuteDefaultAction,
// which whould be done with mouseCapture as the target.
if (!mouseEventWasCaptured)
{
evt.target = null;
}
evt.currentTarget = null;
evt.propagationPhase = PropagationPhase.None;
evt.dispatch = false;
// Do not call HandleEvent again for this element.
evt.skipElement = originalCaptureElement;
}
if (!mouseEventWasCaptured && !evt.isPropagationStopped)
{
if (evt is IKeyboardEvent && panel != null)
{
eventHandled = true;
if (panel.focusController.focusedElement != null)
{
IMGUIContainer imguiContainer = panel.focusController.focusedElement as IMGUIContainer;
if (imguiContainer != null)
{
// THINK ABOUT THIS PF: shoudln't we allow for the capture dispatch phase?
if (imguiContainer != evt.skipElement && imguiContainer.HandleIMGUIEvent(evt.imguiEvent))
{
evt.StopPropagation();
evt.PreventDefault();
}
}
else
{
evt.target = panel.focusController.focusedElement;
PropagateEvent(evt);
}
}
else
{
evt.target = panel.visualTree;
PropagateEvent(evt);
if (!evt.isPropagationStopped)
{
PropagateToIMGUIContainer(panel.visualTree, evt);
}
}
}
else if (mouseEvent != null)
{
// FIXME: we should not change hover state when capture is true.
// However, when doing drag and drop, drop target should be highlighted.
// TODO when EditorWindow is docked MouseLeaveWindow is not always sent
// this is a problem in itself but it could leave some elements as "hover"
if (evt.GetEventTypeId() == MouseLeaveWindowEvent.TypeId())
{
VisualElement currentTopElementUnderMouse = m_TopElementUnderMouse;
m_TopElementUnderMouse = null;
DispatchMouseEnterMouseLeave(currentTopElementUnderMouse, m_TopElementUnderMouse, mouseEvent);
DispatchMouseOverMouseOut(currentTopElementUnderMouse, m_TopElementUnderMouse, mouseEvent);
}
else if (evt.GetEventTypeId() == DragExitedEvent.TypeId())
{
VisualElement currentTopElementUnderMouse = m_TopElementUnderMouse;
m_TopElementUnderMouse = null;
DispatchDragEnterDragLeave(currentTopElementUnderMouse, m_TopElementUnderMouse, mouseEvent);
}
// update element under mouse and fire necessary events
else
{
VisualElement currentTopElementUnderMouse = m_TopElementUnderMouse;
if (evt.target == null && panel != null)
{
m_TopElementUnderMouse = panel.Pick(mouseEvent.mousePosition);
evt.target = m_TopElementUnderMouse;
}
if (evt.target != null)
{
eventHandled = true;
PropagateEvent(evt);
}
if (evt.GetEventTypeId() == MouseMoveEvent.TypeId() ||
evt.GetEventTypeId() == MouseDownEvent.TypeId() ||
evt.GetEventTypeId() == MouseUpEvent.TypeId() ||
evt.GetEventTypeId() == MouseEnterWindowEvent.TypeId() ||
evt.GetEventTypeId() == WheelEvent.TypeId())
{
DispatchMouseEnterMouseLeave(currentTopElementUnderMouse, m_TopElementUnderMouse, mouseEvent);
DispatchMouseOverMouseOut(currentTopElementUnderMouse, m_TopElementUnderMouse, mouseEvent);
}
else if (evt.GetEventTypeId() == DragUpdatedEvent.TypeId())
{
DispatchDragEnterDragLeave(currentTopElementUnderMouse, m_TopElementUnderMouse, mouseEvent);
}
}
}
else if (panel != null && evt is ICommandEvent)
{
IMGUIContainer imguiContainer = panel.focusController.focusedElement as IMGUIContainer;
eventHandled = true;
if (imguiContainer != null)
{
if (imguiContainer != evt.skipElement && imguiContainer.HandleIMGUIEvent(evt.imguiEvent))
{
evt.StopPropagation();
evt.PreventDefault();
}
}
else if (panel.focusController.focusedElement != null)
{
evt.target = panel.focusController.focusedElement;
PropagateEvent(evt);
}
else
{
PropagateToIMGUIContainer(panel.visualTree, evt);
}
}
else if (evt is IPropagatableEvent ||
evt is IFocusEvent ||
evt is IChangeEvent ||
evt.GetEventTypeId() == InputEvent.TypeId() ||
evt.GetEventTypeId() == GeometryChangedEvent.TypeId())
{
Debug.Assert(evt.target != null);
eventHandled = true;
PropagateEvent(evt);
}
}
if (!mouseEventWasCaptured && !evt.isPropagationStopped && panel != null)
{
Event e = evt.imguiEvent;
if (!eventHandled || (e != null && e.type == EventType.Used) ||
evt.GetEventTypeId() == MouseEnterWindowEvent.TypeId() ||
evt.GetEventTypeId() == MouseLeaveWindowEvent.TypeId())
{
PropagateToIMGUIContainer(panel.visualTree, evt);
}
}
if (evt.target == null && panel != null)
{
evt.target = panel.visualTree;
}
ExecuteDefaultAction(evt);
}
public void DispatchEvent(EventBase evt, IPanel panel)
{
Event e = evt.imguiEvent;
if (e != null && e.type == EventType.Repaint)
{
return;
}
if (panel != null && panel.panelDebug != null && panel.panelDebug.enabled && panel.panelDebug.interceptEvents != null)
{
if (panel.panelDebug.interceptEvents(e))
{
evt.StopPropagation();
return;
}
}
bool invokedHandleEvent = false;
VisualElement captureVE = null;
// Send all IMGUI events (for backward compatibility) and MouseEvents (because thats what we want to do in the new system)
// to the capture, if there is one.
if ((evt is IMouseEvent || e != null) && MouseCaptureController.mouseCapture != null)
{
captureVE = MouseCaptureController.mouseCapture as VisualElement;
if (captureVE != null && captureVE.panel == null)
{
Debug.Log(String.Format("Capture has no panel, forcing removal (capture={0} eventType={1})", MouseCaptureController.mouseCapture, e != null ? e.type.ToString() : "null"));
MouseCaptureController.ReleaseMouseCapture();
captureVE = null;
}
if (panel != null)
{
if (captureVE != null && captureVE.panel.contextType != panel.contextType)
{
return;
}
}
invokedHandleEvent = true;
evt.dispatch = true;
if (MouseCaptureController.mouseCapture != null)
{
evt.target = MouseCaptureController.mouseCapture;
evt.currentTarget = MouseCaptureController.mouseCapture;
evt.propagationPhase = PropagationPhase.AtTarget;
MouseCaptureController.mouseCapture.HandleEvent(evt);
}
evt.propagationPhase = PropagationPhase.None;
evt.currentTarget = null;
evt.dispatch = false;
}
if (evt.isPropagationStopped)
{
// Make sure to call default actions at target, but dont call it twice on mouse capture
if (evt.target == null && panel != null)
{
evt.target = panel.visualTree;
}
if (evt.target != null && evt.target != MouseCaptureController.mouseCapture)
{
evt.dispatch = true;
evt.currentTarget = evt.target;
evt.propagationPhase = PropagationPhase.AtTarget;
evt.target.HandleEvent(evt);
evt.propagationPhase = PropagationPhase.None;
evt.currentTarget = null;
evt.dispatch = false;
}
}
if (!evt.isPropagationStopped)
{
if (evt is IKeyboardEvent && panel != null)
{
if (panel.focusController.focusedElement != null)
{
IMGUIContainer imguiContainer = panel.focusController.focusedElement as IMGUIContainer;
invokedHandleEvent = true;
if (imguiContainer != null)
{
if (imguiContainer.HandleIMGUIEvent(evt.imguiEvent))
{
evt.StopPropagation();
evt.PreventDefault();
}
}
else
{
evt.target = panel.focusController.focusedElement;
PropagateEvent(evt);
}
}
else
{
evt.target = panel.visualTree;
PropagateEvent(evt);
// Force call to PropagateToIMGUIContainer(), even if capture != null.
invokedHandleEvent = false;
}
}
else if (evt.GetEventTypeId() == MouseEnterEvent.TypeId() ||
evt.GetEventTypeId() == MouseLeaveEvent.TypeId())
{
Debug.Assert(evt.target != null);
invokedHandleEvent = true;
PropagateEvent(evt);
}
else if (evt is IMouseEvent || (
e != null && (
e.type == EventType.ContextClick ||
e.type == EventType.DragUpdated ||
e.type == EventType.DragPerform ||
e.type == EventType.DragExited
)
))
{
// FIXME: we should not change hover state when capture is true.
// However, when doing drag and drop, drop target should be highlighted.
// TODO when EditorWindow is docked MouseLeaveWindow is not always sent
// this is a problem in itself but it could leave some elements as "hover"
VisualElement currentTopElementUnderMouse = m_TopElementUnderMouse;
if (evt.GetEventTypeId() == MouseLeaveWindowEvent.TypeId())
{
m_TopElementUnderMouse = null;
DispatchMouseEnterMouseLeave(currentTopElementUnderMouse, m_TopElementUnderMouse, e);
DispatchMouseOverMouseOut(currentTopElementUnderMouse, m_TopElementUnderMouse, e);
}
// update element under mouse and fire necessary events
else if (evt is IMouseEvent || e != null)
{
if (evt.target == null && panel != null)
{
if (evt is IMouseEvent)
{
m_TopElementUnderMouse = panel.Pick((evt as IMouseEvent).localMousePosition);
}
else if (e != null)
{
m_TopElementUnderMouse = panel.Pick(e.mousePosition);
}
evt.target = m_TopElementUnderMouse;
}
if (evt.target != null)
{
invokedHandleEvent = true;
PropagateEvent(evt);
}
if (evt.GetEventTypeId() == MouseMoveEvent.TypeId() ||
evt.GetEventTypeId() == MouseEnterWindowEvent.TypeId() ||
evt.GetEventTypeId() == WheelEvent.TypeId() ||
(e != null && e.type == EventType.DragUpdated))
{
DispatchMouseEnterMouseLeave(currentTopElementUnderMouse, m_TopElementUnderMouse, e);
DispatchMouseOverMouseOut(currentTopElementUnderMouse, m_TopElementUnderMouse, e);
}
}
}
else if (panel != null && e != null && (e.type == EventType.ExecuteCommand || e.type == EventType.ValidateCommand))
{
IMGUIContainer imguiContainer = panel.focusController.focusedElement as IMGUIContainer;
if (imguiContainer != null)
{
invokedHandleEvent = true;
if (imguiContainer.HandleIMGUIEvent(evt.imguiEvent))
{
evt.StopPropagation();
evt.PreventDefault();
}
}
else if (panel.focusController.focusedElement != null)
{
invokedHandleEvent = true;
evt.target = panel.focusController.focusedElement;
PropagateEvent(evt);
}
else
{
invokedHandleEvent = true;
PropagateToIMGUIContainer(panel.visualTree, evt, captureVE);
}
}
else if (evt is IPropagatableEvent ||
evt is IFocusEvent ||
evt is IChangeEvent ||
evt.GetEventTypeId() == InputEvent.TypeId() ||
evt.GetEventTypeId() == PostLayoutEvent.TypeId())
{
Debug.Assert(evt.target != null);
invokedHandleEvent = true;
PropagateEvent(evt);
}
}
if (!evt.isPropagationStopped && e != null && panel != null)
{
if (!invokedHandleEvent || e != null && (
e.type == EventType.MouseEnterWindow ||
e.type == EventType.MouseLeaveWindow ||
e.type == EventType.Used
))
{
PropagateToIMGUIContainer(panel.visualTree, evt, captureVE);
}
}
if (evt.target == null && panel != null)
{
evt.target = panel.visualTree;
}
ExecuteDefaultAction(evt);
}
