hi,conormccartney:
thank you for your reply.
i just make one simple sample, which can only select a point.
the following is the code, and attached is the whole solustion file.
when i click the button, the screen will flash
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Autodesk.AutoCAD.ApplicationServices;
using Autodesk.AutoCAD.EditorInput;
using Autodesk.AutoCAD.Runtime;
namespace ClassLibrary2
{
public class Class1
{
[CommandMethod("test")]
public void test()
{
Form1 frm = new Form1();
Application.ShowModalDialog(frm);
}
}
}
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Autodesk.AutoCAD.ApplicationServices;
using Autodesk.AutoCAD.EditorInput;
using Autodesk.AutoCAD.Runtime;
namespace ClassLibrary2
{
public partial class Form1 : Form
{
Editor ed = Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument.Editor;
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
this.Hide();
PromptPointOptions ppo = new PromptPointOptions("\nplease select a point:");
PromptPointResult ppr = ed.GetPoint(ppo);
if (ppr.Status == PromptStatus.OK)
{
this.Show();
label1.Text = ppr.Value.ToString();
}
}
private void Form1_Load(object sender, EventArgs e)
{
label1.Text = "load";
}
}
}
