摘要： protected override void WndProc(ref Message m) { const int WM_SYSCOMMAND = 0x0112; const int SC_CLOSE = 0xF060; if (m.Msg == WM_SYSCOMMAND && (int)m.WParam == SC_CLOSE) { // 屏蔽传入的消息事件 this.WindowState = FormWindowState.Minimized; return; } base.WndProc(ref m); } protected override bool Proce 阅读全文