// COPYRIGHT (C) Tom. ALL RIGHTS RESERVED.
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// THE AntdUI PROJECT IS AN WINFORM LIBRARY LICENSED UNDER THE Apache-2.0 License.
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// LICENSED UNDER THE Apache License, VERSION 2.0 (THE "License")
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// YOU MAY NOT USE THIS FILE EXCEPT IN COMPLIANCE WITH THE License.
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// YOU MAY OBTAIN A COPY OF THE LICENSE AT
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING, SOFTWARE
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// DISTRIBUTED UNDER THE LICENSE IS DISTRIBUTED ON AN "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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// SEE THE LICENSE FOR THE SPECIFIC LANGUAGE GOVERNING PERMISSIONS AND
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// LIMITATIONS UNDER THE License.
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// GITEE: https://gitee.com/antdui/AntdUI
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// GITHUB: https://github.com/AntdUI/AntdUI
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// CSDN: https://blog.csdn.net/v_132
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// QQ: 17379620
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using System.Collections.Concurrent;
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using System.Windows.Forms;
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namespace AntdUI
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{
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public static class EventHub
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{
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static ConcurrentDictionary<Control, IEventListener> dic = new ConcurrentDictionary<Control, IEventListener>();
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public static void AddListener(this Control control)
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{
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if (control is IEventListener listener && dic.TryAdd(control, listener))
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{
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control.Disposed += (s, e) =>
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{
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dic.TryRemove(control, out _);
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};
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}
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}
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public static void Dispatch(EventType id, object? tag = null)
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{
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foreach (var item in dic) item.Value.HandleEvent(id, tag);
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}
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}
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/// <summary>
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/// 事件监听者
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/// </summary>
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public interface IEventListener
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{
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void HandleEvent(EventType id, object? tag);
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}
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public enum EventType
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{
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/// <summary>
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/// DPI 改变
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/// </summary>
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DPI = 1,
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/// <summary>
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/// 主题 改变
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/// </summary>
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THEME = 2,
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/// <summary>
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/// Window 状态改变
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/// </summary>
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WINDOW_STATE = 70
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}
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}
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