一个c#Framework模拟堆栈的程序

public partial class PLAY : Form
{

//声名三个数组
private ArrayList _leftList = new ArrayList();
private ArrayList _rightList = new ArrayList();
private ArrayList _centerList = new ArrayList();

public PLAY()
{
InitializeComponent();
// skinEngine1.SkinFile = "SteelBlack.ssk"; //引用特效皮肤

}

/// <summary>
/// //左边列表框实现文本
/// </summary>
public void MoveLef()
{
foreach (String str1 in _leftList)
{
leftList.Items.Add(str1);
}
}
/// <summary>
/// //右边列表框显示文本
/// </summary>
public void MoveRgt()
{
int nHeigh = rightList.Height / rightList.ItemHeight;
int nCount = _rightList.Count;
for (int i = 0; i < nHeigh - nCount; i++)
{
rightList.Items.Add("");
}
foreach (String str1 in _rightList)
{
rightList.Items.Add(str1);
}
}
/// <summary>
/// 左边列表新增
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>

private void addNew_Click(object sender, EventArgs e)
{
if (newText.Text != "")
{
_leftList.Add(newText.Text);
leftList.Items.Clear();
newText.Clear();
this.MoveLef(); //左边刷新
}
else
{
return;
}
}

private void allMoveRight_Click(object sender, EventArgs e)
{
_rightList.AddRange(_leftList);
_leftList.Clear();
leftList.Items.Clear();
rightList.Items.Clear();
this.MoveRgt(); //右边刷新
}

private void moveRight_Click(object sender, EventArgs e)
{
if (leftList.SelectedIndex > -1)
{
_centerList.AddRange(_rightList);
_rightList.Clear();
_rightList.Add(_leftList[leftList.SelectedIndex]);
_leftList.RemoveAt(leftList.SelectedIndex);
_rightList.AddRange(_centerList);
_centerList.Clear();
leftList.Items.Clear();
rightList.Items.Clear();
this.MoveLef(); //左边刷新
this.MoveRgt(); //右边刷新
}
else
{
return;
}
}

private void upOne_Click(object sender, EventArgs e)
{
if (_rightList.Count > 0)
{
MessageBox.Show("是否POP"+'"'+_rightList[0].ToString()+'"');
_rightList.RemoveAt(0);
rightList.Items.Clear();
this.MoveRgt();
}
else
{
return;
}
}

private void moveLeft_Click(object sender, EventArgs e)
{
if (rightList.SelectedIndex >= 0)
{
String selectText = rightList.GetItemText(rightList.SelectedItem);//获取右边选中文本
_leftList.Add(selectText);
_rightList.Remove(selectText);
leftList.Items.Clear();
rightList.Items.Clear();
this.MoveLef();
this.MoveRgt();
}
else
{
return;
}
}

private void allMoveLeft_Click(object sender, EventArgs e)
{
_leftList.AddRange(_rightList);
_rightList.Clear();
leftList.Items.Clear();
rightList.Items.Clear();
this.MoveLef();

}

private void button1_Click(object sender, EventArgs e)
{
leftList.Items.Clear();
rightList.Items.Clear();
}
}