private void ActOnClassModify(object sender, EventArgsClass e)
{
if (this.OnClassModify != null)
{
OnClassModify(this, e);
}
}
private void ActOnClassDel(object sender, EventArgsClass e)
{
if (OnClassDel != null)
{
OnClassDel(this, e);
}
}
/// <summary>
/// 修改班级事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void pData_OnClassModify(object sender, EventArgsClass e)
{
TreeNode tn = FindNodeInTreeUsingQueue(e.OldClassName);
if (tn != null)
{
tn.Text = e.NewClassName;
}
}
/// <summary>
/// 处理增加班级事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void pData_OnClassAdd(object sender, EventArgsClass e)
{
TreeNode node = this.FindNodeInTreeUsingQueue(e.depobj.Name);
node.Nodes.Add(e.clsobj.Name);
treeView1.CollapseAll();
node.Expand();
this.labelClassNumber.Text = "班级数量：" + e.number.ToString("##");;
}
/// <summary>
/// 在某个系中删除一个班级
/// </summary>
/// <param name="depobj">系对象</param>
/// <param name="clsobj">班级对象</param>
/// <returns>成功：true；失败：false</returns>
internal bool DelClass(Department depobj, clsClass clsobj)
{
if (depobj.DelCalss(clsobj))//删除成功
{
EventArgsClass e = new EventArgsClass();
e.depobj = depobj; e.number = ClassNumber;
e.clsobj = clsobj;
ActOnClassDel(this, e);
return(true);
}
return(false);
}
/// <summary>
/// 处理删除班级事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void pData_OnClassDel(object sender, EventArgsClass e)
{
TreeNode tndep = FindNodeInTree(e.depobj.Name); //班级所在系对应的树节点
TreeNode tncls = FindNodeInTree(e.clsobj.Name);
if (tncls == null)
{
return;
}
tndep.Nodes.Remove(tncls);
labelClassNumber.Text = "班级数量：" + e.number.ToString("00");
labelStudentNumber.Text = "学生数量：" + pData.StudentNumber.ToString("00");
}
/// <summary>
/// 在系中增加一个班级
/// </summary>
/// <param name="dep">系的对象</param>
/// <param name="cls">班级对象</param>
/// <returns>成功：true；失败：false</returns>
internal bool AddClass(Department dep, clsClass cls)
{
if (dep.AddClass(cls))//成功
{
EventArgsClass e = new EventArgsClass();
e.depobj = dep;
e.clsobj = cls;
e.number = this.ClassNumber;
ActOnClassAdd(this, e);
return(true);
}
return(false);
}
/// <summary>
/// 修改系中某个班级的名称
/// </summary>
/// <param name="dep">班级所在的系</param>
/// <param name="OldName">班级的旧名</param>
/// <param name="NewName">班级的新名</param>
/// <returns>成功：Ture；失败：false</returns>
internal bool ModifyClass(Department dep, string OldName, string NewName)
{
clsClass clsobj = FindClassByName(dep, OldName);
if (clsobj == null) //如果没有找到班级
{
return(false);
}
clsobj.Name = NewName;
EventArgsClass e = new EventArgsClass();
e.depobj = dep;
e.clsobj = clsobj;
e.OldClassName = OldName;
e.NewClassName = NewName;
e.number = ClassNumber;
ActOnClassModify(this, e);
return(true);
}