TraceViewControl.cs
55 lines
| 1.6 KiB
| text/x-csharp
|
CSharpLexer
/ Implab.Diagnostics.Interactive / TraceViewControl.cs
cin
|
r45 | 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(); | ||||
| } | ||||
| } | ||||
| } | ||||