//按 <--- 鈕
private void BtnLeft_Click(object sender, EventArgs e)
{
string s_item = "";
LstLeft.Enabled = true;
LstRight.Enabled = false;
BtnRight.Enabled = true; //設定--->可以使用
BtnLeft.Enabled = false; //設定<---不能使用
if (LstRight.Text != "")
{
s_item = LstRight.Text;
LstRight.Items.Remove(s_item);
LstLeft.Items.Add(s_item);
if (s_item != "農夫")
{
LstRight.Items.Remove("農夫");
LstLeft.Items.Add("農夫");
}
//檢查右岸山羊和青菜是否同時存在
if (LstRight.FindStringExact("山羊") != -1 && LstRight.FindStringExact("青菜") != -1)
{
MessageBox.Show("山羊吃掉青菜");
LstLeft.Items.Clear();
LstLeft.Items.AddRange(menber);
LstRight.Items.Clear();
LstLeft.Enabled = true;
LstRight.Enabled = false;
BtnRight.Enabled = true; //設定--->可以使用
BtnLeft.Enabled = false; //設定<---不能使用
}
else
{
//檢查右岸山羊和野狼是否同時存在
if (LstRight.FindStringExact("山羊") != -1 && LstRight.FindStringExact("野狼") != -1)
{
MessageBox.Show("野狼吃掉山羊");
LstLeft.Items.Clear();
LstLeft.Items.AddRange(menber);
LstRight.Items.Clear();
LstLeft.Enabled = true;
LstRight.Enabled = false;
BtnRight.Enabled = true; //設定--->可以使用
BtnLeft.Enabled = false; //設定<---不能使用
}
}
}
}
private void BtnBack_Click(object sender, EventArgs e)
{
string s_item = "";
LstLeft.Enabled = true;
LstRight.Enabled = false;
BtnGo.Enabled = true;
BtnBack.Enabled = false;
if (LstRight.Text != "")
{
s_item = LstRight.Text;
LstRight.Items.Remove(s_item);
LstLeft.Items.Add(s_item);
if (s_item != "農夫")
{
LstRight.Items.Remove("農夫");
LstLeft.Items.Add("農夫");
}
if (LstRight.FindStringExact("山羊") != -1 && LstRight.FindStringExact("青菜") != -1)
{
MessageBox.Show("山羊吃了青菜");
LstLeft.Items.Clear();
LstLeft.Items.AddRange(member);
LstRight.Items.Clear();
LstLeft.Enabled = true;
LstRight.Enabled = false;
BtnGo.Enabled = true;
BtnBack.Enabled = false;
}
else
{
if (LstRight.FindStringExact("山羊") != -1 && LstRight.FindStringExact("狼") != -1)
{
MessageBox.Show("山羊被狼吃掉了");
LstLeft.Items.Clear();
LstLeft.Items.AddRange(member);
LstRight.Items.Clear();
LstLeft.Enabled = true;
LstRight.Enabled = false;
BtnGo.Enabled = true;
BtnBack.Enabled = false;
}
}
}
}
