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