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initial work on interactive logger
initial work on interactive logger
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r45:d10034588e38 interactive logger
r45:d10034588e38 interactive logger
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TraceViewControl.cs
55 lines | 1.6 KiB | text/x-csharp | CSharpLexer
/ Implab.Diagnostics.Interactive / TraceViewControl.cs
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Implab.Diagnostics.Interactive {
public partial class TraceViewControl : UserControl {
int m_maxEvents = 1000;
string m_status = "ready";
readonly LinkedList<TraceViewItem> m_events = new LinkedList<TraceViewItem>();
public TraceViewControl() {
InitializeComponent();
var ticks = Environment.TickCount;
for (int i = 0; i < 1333; i++) {
AddViewItem(new TraceViewItem {
indent = i % 4,
message = String.Format("Auto generated {0}", i),
thread = 2,
timestamp = ticks + i*10
});
}
}
public void AddViewItem(TraceViewItem item) {
m_events.AddLast(item);
if (m_events.Count > m_maxEvents)
m_events.RemoveFirst();
}
protected override void OnPaint(PaintEventArgs e) {
base.OnPaint(e);
if (m_status != null)
e.Graphics.DrawString(m_status, DefaultFont, Brushes.Black, 0, 0);
}
protected override void OnMouseMove(MouseEventArgs e) {
base.OnMouseMove(e);
m_status = String.Format("({0},{1})", e.X, e.Y);
Invalidate();
}
}
}