private void BtnFind_Click(object sender, EventArgs e)
{
// Verify that the search query is hex if searching by hex.
if (RadSearchModeHex.Checked)
{
// (MabiPale saves packets in uppercase.)
TxtSearchQuery.Text = TxtSearchQuery.Text.ToUpper();
Regex hexPattern = new Regex("^[0-9A-F]+$");
if (!hexPattern.IsMatch(TxtSearchQuery.Text))
{
MessageBox.Show("Invalid hexadecimal string.", "", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
DialogResult = DialogResult.OK;
// Encode search parametres
// Generate LookAtCandidates, set appropriate bits
SearchParametres.LookAtCandidates lookAt = 0;
if (ChkSearchInOps.Checked)
{
lookAt |= SearchParametres.LookAtCandidates.Ops; // Set bit
}
if (ChkSearchInIds.Checked)
{
lookAt |= SearchParametres.LookAtCandidates.Ids; // Set bit
}
if (ChkSearchInData.Checked)
{
lookAt |= SearchParametres.LookAtCandidates.Data_String; // Set bit
}
// Generate PacketBounds, set appropriate bits
SearchParametres.SendOrRecv packetBounds = 0;
if (ChkSearchInSends.Checked)
{
packetBounds |= SearchParametres.SendOrRecv.Send; // Set bit
}
if (ChkSearchInRecvs.Checked)
{
packetBounds |= SearchParametres.SendOrRecv.Recv; // Set bit
}
SearchParametres searchParams = new SearchParametres()
{
StringQuery = TxtSearchQuery.Text,
SearchMode = RadSearchModeStr.Checked
? SearchParametres.SearchModes.String
: SearchParametres.SearchModes.Hexadecimal,
SearchDirection = ((Button)sender).Name == BtnFindPrev.Name
? SearchDirectionHint.Up
: SearchDirectionHint.Down,
LookAt = lookAt,
PacketBounds = packetBounds,
};
this.Tag = searchParams;
this.Close();
}
/*
* public SearchParametres()
* {
* this.StringQuery = "";
* this.SearchMode = SearchModes.NoOp;
* this.SearchDirection = SearchDirectionHint.Down;
* this.LookAt = 0;
* this.PacketBounds = 0;
* }
*/
public SearchParametres(SearchParametres spCopy) : this()
{
this.StringQuery = spCopy.StringQuery;
this.SearchMode = spCopy.SearchMode;
this.SearchDirection = spCopy.SearchDirection;
this.LookAt = spCopy.LookAt;
this.PacketBounds = spCopy.PacketBounds;
}
private void BtnMenuEditFind_Click(object sender, EventArgs e)
{
var form = new FrmFind(searchParams);
var result = form.ShowDialog();
if (result == DialogResult.Cancel)
{
return;
}
else if (result == DialogResult.OK)
{
searchParams = (SearchParametres)form.Tag;
PerformSearch(searchParams);
}
}
public FrmFind(SearchParametres searchParams)
{
InitializeComponent();
// Load provided searchParams
TxtSearchQuery.Text = searchParams.StringQuery;
if (searchParams.SearchMode == SearchParametres.SearchModes.Hexadecimal)
{
RadSearchModeHex.Checked = true;
// (and all LookAtCandidates will be autochecked via CheckedChanged event)
}
else
{
LblHexNotice.Visible = false;
ChkSearchInOps.Checked = searchParams.LookAt.HasFlag(SearchParametres.LookAtCandidates.Ops);
ChkSearchInIds.Checked = searchParams.LookAt.HasFlag(SearchParametres.LookAtCandidates.Ids);
ChkSearchInData.Checked = searchParams.LookAt.HasFlag(SearchParametres.LookAtCandidates.Data_String);
}
ChkSearchInSends.Checked = searchParams.PacketBounds.HasFlag(SearchParametres.SendOrRecv.Send);
ChkSearchInRecvs.Checked = searchParams.PacketBounds.HasFlag(SearchParametres.SendOrRecv.Recv);
}
private void PerformSearch(SearchParametres searchParams)
{
if (LstPackets.Items.Count <= 0)
{
MessageBox.Show("Nothing to search.", "No packets loaded", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (searchParams.SearchMode == SearchParametres.SearchModes.NoOp)
{ // Undefined parametres. Open Find window to define.
BtnMenuEditFind.PerformClick();
return;
}
// Determine starting (and possibly ending) point of search.
//TODO Multiple selected packets only picks the max or min as starting point.
// Implement ability to only search within range?
int searchIndex;
//int searchEndIndex = -1;
if (LstPackets.SelectedIndices.Count <= 0)
{
if (searchParams.SearchDirection == SearchDirectionHint.Down)
{
searchIndex = 0; // Start from beginning
}
else
{
searchIndex = LstPackets.Items.Count - 1; // Start from end
}
}
else if (LstPackets.SelectedIndices.Count == 1)
{
searchIndex = LstPackets.SelectedIndices[0]; // Start from currently selected index.
}
else //if (LstPackets.SelectedIndices.Count > 1) // Implied only search in range.
if (searchParams.SearchDirection == SearchDirectionHint.Down)
{
searchIndex = Queryable.Min <int>(LstPackets.SelectedIndices.Cast <int>().AsQueryable <int>());
}
else
{
searchIndex = Queryable.Max <int>(LstPackets.SelectedIndices.Cast <int>().AsQueryable <int>());
}
// Define common action: select and scroll list item into view
Action <ListViewItem> SelectAndScrollTo = (ListViewItem lvi) =>
{
LstPackets.SelectedItems.Clear();
lvi.Selected = true;
lvi.EnsureVisible();
};
// Begin search
if (searchParams.SearchDirection == SearchDirectionHint.Down)
{
++searchIndex; // Skip currently selected packet.
for (; searchIndex < LstPackets.Items.Count; ++searchIndex)
{
if (searchParams.IsMatch((PalePacket)LstPackets.Items[searchIndex].Tag, opNames))
{
SelectAndScrollTo(LstPackets.Items[searchIndex]);
return;
}
}
SelectAndScrollTo(LstPackets.Items[LstPackets.Items.Count - 1]);
MessageBox.Show("Reached bottom of list.", "Packet not found", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
{
--searchIndex; // Skip currently selected packet.
for (; searchIndex >= 0; --searchIndex)
{
if (searchParams.IsMatch((PalePacket)LstPackets.Items[searchIndex].Tag, opNames))
{
SelectAndScrollTo(LstPackets.Items[searchIndex]);
return;
}
}
SelectAndScrollTo(LstPackets.Items[0]);
MessageBox.Show("Reached top of list.", "Packet not found", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}