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第一步:给TextBox注册事件 Private Sub DataGridView1_EditingControlShowing(sender As Object, e As winForms.DataGridViewEditingControlShowingEventArgs) Handles D 阅读全文
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var ed = Application.DocumentManager.MdiActiveDocument.Editor; var opts = new PromptSelectionOptions(); opts.AllowSubSelections = true; opts.SingleOnl 阅读全文
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case Acad::eAlreadyActive:lstrcpy(Glb_AcadErrorInfo,_T("已经是活动的了"));break; case Acad::eAlreadyInactive:lstrcpy(Glb_AcadErrorInfo,_T("已经是不活动的了"));break; 阅读全文
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Dim doc As ApplicationServices.Document = ApplicationServices.Application.DocumentManager.MdiActiveDocument Using Tr As DatabaseServices.Transaction = 阅读全文