protected override void OnDrawItem(DrawItemEventArgs e)
{
Brush fontBrush = null;
if (e.Index > -1)
{
SListBoxItem item = (SListBoxItem)Items[e.Index];
if (item.Type == ItemType.Info)
{
fontBrush = Brushes.DarkGreen;
}
else if (item.Type == ItemType.Warn)
{
fontBrush = Brushes.Goldenrod;
}
else if (item.Type == ItemType.Error)
{
fontBrush = Brushes.Red;
}
e.DrawBackground();
e.Graphics.DrawString(item.Text, e.Font, fontBrush, e.Bounds);
e.DrawFocusRectangle();
}
base.OnDrawItem(e);
}
//主线程中在窗口打印日志信息
private void LogCommentM(CommentType commentType, string comment)
{
string mark = null;
ItemType itemType = ItemType.Error;
if (commentType == CommentType.Info)
{
mark = "消息";
itemType = ItemType.Info;
}
else if (commentType == CommentType.Warn)
{
mark = "警告";
itemType = ItemType.Warn;
}
else if (commentType == CommentType.Error)
{
mark = "错误";
itemType = ItemType.Error;
}
string message = String.Format("{0} [{1}] {2}", DateTime.Now.ToString(), mark, comment);
SListBoxItem item = new SListBoxItem(message, itemType);
//添加滚动效果，在添加记录前，先计算滚动条是否在底部，从而决定添加后是否自动滚动
bool scoll = false;
if (logsBox.TopIndex == logsBox.Items.Count - (int)(logsBox.Height / logsBox.ItemHeight))
{
scoll = true;
}
//添加记录
logsBox.Items.Add(item);
//滚动到底部
if (scoll)
{
logsBox.TopIndex = logsBox.Items.Count - (int)(logsBox.Height / logsBox.ItemHeight);
}
}
//主线程中在窗口打印日志信息
private void LogCommentM(CommentType commentType, string comment)
{
string mark = null;
ItemType itemType = ItemType.Error;
if (commentType == CommentType.Info)
{
mark = "消息";
itemType = ItemType.Info;
}
else if (commentType == CommentType.Warn)
{
mark = "警告";
itemType = ItemType.Warn;
}
else if (commentType == CommentType.Error)
{
mark = "错误";
itemType = ItemType.Error;
}
string message = String.Format("{0} [{1}] {2}", DateTime.Now.ToString(), mark, comment);
SListBoxItem item = new SListBoxItem(message, itemType);
//添加滚动效果，在添加记录前，先计算滚动条是否在底部，从而决定添加后是否自动滚动
bool scoll = false;
if (logsBox.TopIndex == logsBox.Items.Count - (int)(logsBox.Height / logsBox.ItemHeight))
scoll = true;
//添加记录
logsBox.Items.Add(item);
//滚动到底部
if (scoll)
logsBox.TopIndex = logsBox.Items.Count - (int)(logsBox.Height / logsBox.ItemHeight);
}
