C#

class DllWrapper
{
       ...

       [DllImport(@"libtest.dll")]
       private static extern void mlfTest(int num, ref IntPtr theOutput, [In]IntPtr theInput);
       ...

       public static double CallDLL(string input)
       {
           ...
           double[] ans = new double[1];
          
           GCHandle gch = GCHandle.Alloc(ans);

           //initialize libraries
           ...          

           //initialize arguments
           IntPtr inVal = mxCreateString(input);
           IntPtr outVal = IntPtr.Zero;
           outVal = Marshal.UnsafeAddrOfPinnedArrayElement(ans, 0);
                        
           //call library function
           mlfTest(1, ref outVal, inVal);
            
           //get return value        
           Marshal.Copy(mxGetPr(outVal), ans, 0, 1);
                        
           //terminate libraries
           ...
                        
           gch.Free();
           return ans[0];
       }
}


static void Main(string[] args)
{
    string path = "input";

    ....

    for (int i = 0; i < 3;  i++)
    {
        double retDouble = DllWrapper.CallDLL(path);

        Console.WriteLine("the return value is : " + retDouble);
	i++;
    }
}

3.3..3 wrote:

Hi I'm from Macedonia

private void listView1_DoubleClick(object sender, System.EventArgs e)		<br />
{<br />
    NewFormName frmOpen = new NewFormName();   <br />
    fromOpen.Show();<br />
}

3.3..3 wrote:

And how to print the listView

3.3..3 wrote:

P.S.
Answer me as fast as you can

3.3..3 wrote:

open a Windows Form by duoble click in some of the listView row's?

3.3..3 wrote:

And how to print the listView that is filled with data from the dataBase.

Nathan Revka wrote:

but I am having difficulty