添加 JFXDialogEvent 源码 (#5564)

HMCL/src/main/java/com/jfoenix/controls/events/JFXDialogEvent.java

@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package com.jfoenix.controls.events;
+
+import javafx.event.Event;
+import javafx.event.EventType;
+
+import java.io.Serial;
+
+/// JFXDialog events, used exclusively by the following methods:
+///
+///   - [com.jfoenix.controls.JFXDialog#show()]
+///   - [com.jfoenix.controls.JFXDialog#close()]
+///
+/// @author Shadi Shaheen
+/// @version 1.0
+/// @since 2016-03-09
+public class JFXDialogEvent extends Event {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    /// This event occurs when a JFXDialog is closed, no longer visible to the user
+    /// ( after the exit animation ends )
+    public static final EventType<JFXDialogEvent> CLOSED = new EventType<>(Event.ANY, "JFX_DIALOG_CLOSED");
+
+    /// This event occurs when a JFXDialog is opened, visible to the user
+    /// ( after the entrance animation ends )
+    public static final EventType<JFXDialogEvent> OPENED = new EventType<>(Event.ANY, "JFX_DIALOG_OPENED");
+
+    /// Construct a new JFXDialog `Event` with the specified event type
+    ///
+    /// @param eventType the event type
+    public JFXDialogEvent(EventType<? extends Event> eventType) {
+        super(eventType);
+    }
+
+}