C#

Public void Form2_Load(object sender, EventArgs e)
{
    //we need to know when the form is loaded and applicaion.Idle fires once loading is complete
    Application.Idle += new EventHandler(OnLoaded);
}

private void OnLoaded(object sender, EventArgs args)
{
    //once we know the form is loaded we can stop listening to application.idle.
    Application.Idle -= new EventHandler(OnLoaded);

    //***CALL Form3 here****
}

Luc Pattyn wrote:

1. I never felt a need to do what you do inside Form2_Activated()2. There is a Shown event that could be useful.

Xmen W.K. wrote:

I'm sure mate you didn't get my question

public partial class Form2 : Form
{
    public Form2()
    {
        InitializeComponent();
    }
    Form3 f3 = new Form3();

    private const int GWL_EXSTYLE = (-20);
    private const int WS_EX_TOOLWINDOW = 0x80;
    private const int WS_EX_APPWINDOW = 0x40000;

    [DllImport("user32", CharSet = CharSet.Auto)]
    private static extern int GetWindowLong(IntPtr hWnd, int nIndex);

    [DllImport("user32", CharSet = CharSet.Auto)]
    private static extern int SetWindowLong(IntPtr hWnd, int nIndex, int
    dwNewLong);

    private void Form2_Load(object sender, EventArgs e)
    {
        this.Owner = f3; // reverse the thing (f3.Owner = this)
        f3.Show();

        //hide from Alt+Tab menu
        SetWindowLong(f3.Handle, GWL_EXSTYLE, (GetWindowLong(f3.Handle,
            GWL_EXSTYLE) | WS_EX_TOOLWINDOW) & ~WS_EX_APPWINDOW);
    }
}

Member 115243 wrote:

Can someone please check this and help me to solve this issue