Hello,
On Wed, 2007-09-19 at 12:36 -0500, [EMAIL PROTECTED] wrote:
> Thank you for your respond. You are right that I am using
> "Form.ShowDialog". However, I am using it in both Windows, and Linux.
> The reason I am using "Form.ShowDialog" is because I want to monitor for
> the return of the form.
>
> Is there a problem with "Form.ShowDialog"?
No there is no problem with ShowDialog but it blocks all other Forms of
the Application, like you already noticed.
Howerver, a workaround would be to attach a delegate to the Closed event
of the Form and then read out the DialogResult manually. (See the
Attachment for a short sample)
Kind Regards,
Valentin S.
>
> Thanks.
>
> -Tri.
>
> -----Original Message-----
> From: Valentin Sawadski [mailto:[EMAIL PROTECTED]
> Sent: Wednesday, September 19, 2007 10:34 AM
> To: Nguyen, Tri
> Cc: [email protected]
> Subject: Re: [MonoDevelop] Moving Focus Between Form
>
> Hello,
>
> On Fri, 2007-09-14 at 12:41 -0500, [EMAIL PROTECTED] wrote:
> > Hi I am new to Mono, and I not sure this is a right place to ask this
> > question:
> >
> > 1. I am trying to port a C# Windows app to Mono running on SLES
> > 10.1. The app starts with one form, and base on user input , it can
> > launch other forms. When this happens, the new form gets focus, and I
> > can click on the previous form (parent?), and get focus. On mono, the
> > app behaves differently: I cannot get focus back to the previous,
> > unless I close the new form.
> >
> > Any help on this matter would be appreciated.
>
> As far as I know there's no bug in Form.Show, so my guess is that you
> call Form.Show on Windows and changed it to Form.ShowDialog while
> porting to Linux which would explain the behavior you mentioned.
>
> However I you are sure that this is not the cause for the behavior, then
> please file a bug with a repro at http://bugzilla.novell.com.
>
> Kind Regards,
> Valentin S.
>
> P.S. I cc'ed this message to the winforms list, so that more people
> concerned with WinForm will notice to this issue.
using System;
using System.ComponentModel;
using System.Drawing;
using System.Windows.Forms;
namespace FormsTest {
public class MainClass {
public static void Main() {
Application.Run(new MainForm());
}
}
class MainForm : Form {
Button bDialog = new Button();
Button b = new Button();
protected override void OnLoad (EventArgs e) {
b.AutoSize = bDialog.AutoSize = true;
bDialog.Text = "Show Dialog";
b.Text = "Show";
b.Left = bDialog.Right + 10;
b.Click += delegate {
ChildForm f = new ChildForm();
f.Closed += delegate {
MessageBox.Show("Called Show and returned DialogResult " + f.DialogResult.ToString());
f.Dispose();
};
f.Show();
MessageBox.Show("Please note that excecution of this method does not stop when Show has been called.");
};
bDialog.Click += delegate {
using(ChildForm f = new ChildForm()) {
DialogResult res = f.ShowDialog();
MessageBox.Show("Called ShowDialog and returned DialogResult " + res);
}
};
Controls.Add(b);
Controls.Add(bDialog);
}
}
class ChildForm : Form {
protected override void OnClosing (CancelEventArgs e) {
// Setting to a random dialog result.
Random r = new Random();
int elements = Enum.GetValues(typeof(DialogResult)).Length;
DialogResult = (DialogResult) Enum.Parse(typeof(DialogResult), Enum.GetNames(typeof(DialogResult))[r.Next(elements)]);
}
}
}
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