mirror of
https://github.com/Hofknecht/SystemTrayMenu.git
synced 2024-09-30 00:56:47 +13:00
33 lines
885 B
C#
33 lines
885 B
C#
using System.Windows.Forms;
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namespace SystemTrayMenu
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{
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public delegate void EventHandler();
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class MessageFilter : IMessageFilter
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{
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const int WM_MOUSELEAVE = 0x02A3;
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const int WM_MOUSEMOVE = 0x0200;
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const int WM_NCMOUSEMOVE = 0x00A0;
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public event EventHandler MouseLeave;
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public event EventHandler MouseMove;
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public event EventHandler ScrollBarMouseMove;
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public bool PreFilterMessage(ref Message message)
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{
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if (message.Msg == WM_MOUSELEAVE)
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{
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MouseLeave?.Invoke();
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}
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else if (message.Msg == WM_MOUSEMOVE)
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{
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MouseMove?.Invoke();
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}
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else if (message.Msg == WM_NCMOUSEMOVE)
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{
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ScrollBarMouseMove?.Invoke();
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}
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return false;
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}
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}
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}
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