/*
* private void fastListView1_ColumnWidthChanged(object sender, ColumnWidthChangedEventArgs e)
* {
* ColumnHeader c = fastListView1.Columns[e.ColumnIndex];
* if (c.Tag is string)
* {
* int minWidth;
*
* if (int.TryParse((string)c.Tag, out minWidth))
* {
* if (c.Width < minWidth)
* {
* c.Width = minWidth;
* }
* }
* }
* }
*/
private void listViewTransfers_DrawSubItem(object sender, DrawListViewSubItemEventArgs e)
{
e.SubItem.BackColor = e.Item.BackColor;
e.SubItem.ForeColor = e.Item.ForeColor;
ProgressTag tag = e.SubItem.Tag as ProgressTag;
Action <DrawListViewSubItemEventArgs, string> drawSubItemText = (x, text) => TextRenderer.DrawText(x.Graphics, text, x.SubItem.Font, x.Bounds, x.SubItem.ForeColor, x.SubItem.BackColor, TextFormatFlags.VerticalCenter | TextFormatFlags.Right | TextFormatFlags.NoPadding | TextFormatFlags.SingleLine | TextFormatFlags.GlyphOverhangPadding);
if (tag != null)
{
StringFormat sf = new StringFormat();
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
sf.Trimming = StringTrimming.None;
sf.FormatFlags = StringFormatFlags.NoWrap;
Rectangle r = e.SubItem.Bounds;
r.Inflate(-1, -2);
e.Graphics.DrawRectangle(Pens.LightGray, r);
r.Offset(1, 1);
r.Width = r.Width - 1;
r.Height = r.Height - 1;
e.Graphics.FillRectangle(Brushes.LightYellow, r);
if (tag.Mode == ProgressTag.ViewMode.Percentage)
{
var rf = RectangleF.FromLTRB(r.Left, r.Top, r.Right, r.Bottom);
var txt = string.Format("{0:0.0} %", 100.0 * tag.Fraction);
Rectangle part1 = Rectangle.FromLTRB(r.Left, r.Top, r.Left + (int)(tag.Fraction * r.Width), r.Bottom);
e.Graphics.SetClip(part1);
e.Graphics.FillRectangle(Brushes.Green, part1);
e.Graphics.DrawString(txt, this.Font, Brushes.White, rf, sf);
Rectangle part2 = Rectangle.FromLTRB(r.Left + r.Width - (int)((1.0 - tag.Fraction) * r.Width), r.Top, r.Right, r.Bottom);
e.Graphics.SetClip(part2);
e.Graphics.DrawString(txt, this.Font, Brushes.Black, rf, sf);
}
else if (tag.Mode == ProgressTag.ViewMode.ProgressWalker)
{
int partLocation1 = (int)(tag.Fraction * r.Width);
int partLocation2 = r.Width - (int)((0.75 - tag.Fraction) * r.Width);
Rectangle partRectangle = Rectangle.FromLTRB(r.Left + partLocation1, r.Top, r.Left + partLocation2, r.Bottom);
e.Graphics.FillRectangle(Brushes.Green, partRectangle);
}
else if (tag.Mode == ProgressTag.ViewMode.None)
{
}
}
else
{
e.DrawDefault = true;
}
}
public ProgressTag CreateProgressTag(string name = "Tag 1")
{
using var context = new ProgressContext(ContextOptions);
var tag = new ProgressTag(Name.Create(name).Value);
context.ProgressTags.Add(tag);
context.SaveChanges();
return(tag);
}
private void OnUpdateTransfers(object sender, TFTPLogEventArgs data)
{
if (InvokeRequired)
{
Invoke(new EventHandler <TFTPLogEventArgs>(OnUpdateTransfers), sender, data);
}
else
{
try
{
var lv = this.listViewTransfers;
int nrOfColumns = lv.Columns.Count;
//lv.BeginUpdate();
// append new items at the front
while (lv.Items.Count < data.Entries.Count)
{
lv.Items.Insert(0, new ListViewItem(new string[nrOfColumns]));
}
// remove items from the back
while (lv.Items.Count > data.Entries.Count)
{
lv.Items.RemoveAt(lv.Items.Count - 1);
}
for (int t = 0; t < lv.Items.Count; t++)
{
ListViewItem lvItem = lv.Items[t];
TFTPLogEntry entry = data.Entries[t];
switch (entry.State)
{
case TFTPLogState.Busy:
lvItem.ForeColor = Color.DarkBlue;
break;
case TFTPLogState.Completed:
lvItem.ForeColor = Color.DarkGreen;
break;
case TFTPLogState.Stopped:
lvItem.ForeColor = Color.DarkRed;
break;
}
string[] rowAsStrings =
new string[]
{
entry.StartTime.ToString("yyyy-MM-dd HH:mm:ss.fff"),
entry.IsUpload ? "▲" : "▼",
entry.Filename,
entry.Server,
string.Format("{0}", entry.Transferred),
string.Format("{0}", entry.FileLength < 0 ? "?" : entry.FileLength.ToString()),
ConvertSpeed(entry.Speed),
entry.State.ToString(),
entry.ErrorMessage,
""
};
for (int c = 0; c < rowAsStrings.Length; c++)
{
ListViewItem.ListViewSubItem subItem = lvItem.SubItems[c];
if (subItem.Text != rowAsStrings[c])
{
subItem.Text = rowAsStrings[c];
}
}
var sub = lvItem.SubItems[rowAsStrings.Length - 1];
if (sub.Tag == null || ((ProgressTag)sub.Tag).Id != entry.Id)
{
sub.Tag = new ProgressTag()
{
Id = entry.Id, PreviousBytesTransferred = entry.Transferred
};
}
ProgressTag tag = (ProgressTag)sub.Tag;
double fraction = GetProgressFraction(entry);
if (fraction >= 0.0)
{
tag.Fraction = fraction;
tag.Mode = ProgressTag.ViewMode.Percentage;
}
else
{
if (entry.State == TFTPLogState.Stopped)
{
tag.Mode = ProgressTag.ViewMode.None;
}
else
{
tag.Mode = ProgressTag.ViewMode.ProgressWalker;
if (tag.PreviousBytesTransferred != entry.Transferred)
{
tag.Fraction = (tag.Fraction + 0.25) % 1.0;
tag.PreviousBytesTransferred = entry.Transferred;
}
}
}
}
//lv.EndUpdate();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e);
}
}
}
private async Task CreateNewTag(Name name)
{
var tag = new ProgressTag(name);
await _context.ProgressTags.AddAsync(tag);
}