Frm_Chat frmChat;//聊天窗体对象
//双击打开聊天窗体
private void lvFriend_MouseDoubleClick(object sender, MouseEventArgs e)
{
if (lvFriend.SelectedItems.Count > 0) //判断是否有选中项
{
if (frmChat == null) //判断聊天窗体对象是否为空
{
frmChat = new Frm_Chat(); //创建聊天窗体对象
frmChat.friendID = Convert.ToInt32(lvFriend.SelectedItems[0].Name); //记录聊天的账号
frmChat.nickName = dataOper.GetDataSet("select NickName from tb_User where ID=" + frmChat.friendID).Tables[0].Rows[0][0].ToString(); //记录昵称
frmChat.headID = Convert.ToInt32(dataOper.GetDataSet("select HeadID from tb_User where ID=" + frmChat.friendID).Tables[0].Rows[0][0]) + 1; //记录头像ID
frmChat.ShowDialog(); //以对话框显示聊天窗体对象
frmChat = null; //将聊天窗体对象设置为空
}
if (tmChat.Enabled == true) //如果聊天定时器处于可用状态
{
tmChat.Stop(); //停止聊天定时器
lvFriend.SelectedItems[0].ImageIndex = friendHeadID; //将选中项的头像显示为正常状态
}
}
}
Frm_Chat frmChat;//聊天窗体对象
private void lvFruend_MouseDoubleClick(object sender, MouseEventArgs e)
{
if (lvFruend.SelectedItems.Count > 0) //如果当前被选中项的集合个数大于0，判断是否有选中项
{
if (frmChat == null) //判断聊天窗口对象是否为空
{
frmChat = new Frm_Chat();
//记录聊天的账号
frmChat.friendID = Convert.ToInt32(lvFruend.SelectedItems[0].Name);
frmChat.nickName = dataOper.GetDataSet("select NickName from tb_User where ID=" + frmChat.friendID).Tables[0].Rows[0][0].ToString(); //记录昵称
frmChat.headID = Convert.ToInt32(dataOper.GetDataSet("select HeadID from tb_User where ID=" + frmChat.friendID).Tables[0].Rows[0][0]) + 1; //记录头像ID
frmChat.ShowDialog();
frmChat = null;
}
if (tmChat.Enabled == true)
{
tmChat.Stop();
lvFruend.SelectedItems[0].ImageIndex = friendHeadID;
}
}
}
