private void btn_Type_Click(object sender, EventArgs e)
{
//显示TypeForm窗体
TypeForm type = new TypeForm();
AddTabPage("类型管理", type);
}
private void 书本类型ToolStripMenuItem_Click(object sender, EventArgs e)
{
//在操作区域内部添加选项卡页，显示WarehouseForm窗体
TypeForm TypeForm = new TypeForm();
AddTabPage("书本类型", TypeForm);
}
