vb图书管理系统~net

vb大作业~~课程设计Private Sub cmdOkCancel_Click(Index As Integer) Select Case Index Case 0 mAddEditId = "": mAddEditIdName = "" mAddEditIdClass = "": mAddEditIdDepart = "" mAddEditIdZhi = "" If txtBookId.Text = "" Or txtBookIdName = "" Then ' Or txtBookIdDepart = "" Or txtBookIdZhi = "" Then MsgBox "请把借书证号或姓名填写完整！", 0 + 48, "提示" Exit Sub End If mAddEditId = txtBookId mAddEditIdName = txtBookIdName mAddEditIdClass = txtBookIdClass mAddEditIdDepart = txtBookIdDepart mAddEditIdZhi = txtBookIdZhi Unload Me mSave = True Case 1 mSave = False Unload Me End Select End Sub Private Sub Frame1_DragDrop(Source As Control, X As Single, Y As Single) End Sub Private Sub txtBookId_GotFocus() txtBookId.BackColor = vbBlue txtBookId.ForeColor = vbYellow End Sub Private Sub txtBookId_LostFocus() txtBookId.BackColor = vbWhite txtBookId.ForeColor = vbBlack End Sub