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Here's a quick example of using a thread to do the task:
private void
button1_Click
(
object sender
,
System.EventArgs e
)
{
System.Windows.Forms.Control control =
sender as System.Windows.Forms.Control ;
if ( ( control != null ) && ( control.Enabled ) )
{
control.Enabled = false ;
(new System.Threading.Thread ( this.DoStuff )).Start ( control ) ;
}
return ;
}
private void
DoStuff
(
object Control
)
{
System.Windows.Forms.Control control =
Control as System.Windows.Forms.Control ;
if ( control != null )
{
System.Console.Beep() ;
System.Threading.Thread.Sleep ( 2000 ) ;
this.Enable ( control ) ;
}
return ;
}
private delegate void EnableDelegate ( System.Windows.Forms.Control Control ) ;
private void
Enable
(
System.Windows.Forms.Control Control
)
{
if ( Control != null )
{
if ( this.InvokeRequired )
{
this.Invoke
(
new EnableDelegate ( Enable )
,
new System.Windows.Forms.Control[] { Control }
) ;
}
else
{
Control.Enabled = true ;
System.Console.Beep ( 440 , 100 ) ;
}
}
return ;
}
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Hi everyone out there !!!!
around 2-3 days back I wrote an article here, after which I received a mail that I got to explain it a bit more....... I did it......but it isn`t added yet.
can someone here pls tell me that how much time do they usually take to accept an article?
its my first time .... so am quite a novice here at codeproject
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It won't be publicly visible until it's approved. I'll have a look at it now and post back through the article's forum, not through here. The correct place for questions such as this is probably Site Bugs / Suggestions[^] for future reference
DaveBTW, in software, hope and pray is not a viable strategy. (Luc Pattyn) Visual Basic is not used by normal people so we're not covering it here. (Uncyclopedia) Why are you using VB6? Do you hate yourself? (Christian Graus)
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It's still sitting there waiting for approval (by a gold+ member). Indeed it is better than when you first published it.
I promised myself I wouldn't approve any articles, but I guess I will, just this once.
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Usually Articles are posted within a day
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its has been added now....... thnx to all who wrkd!!!!
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I have a windows forms application which does invoicing among other things.
When a new invoice line is created the user can request a modal form with article numbers. On this article select form I want to create a "new" button which loads another modal form on which the new article is defined.
C# says it can't launch a modal form from a modal form.
Does anyone have a solution ?
I'm flexible in architecture of the application so a different approach is fine.
Thanks in advance,
Rob
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well I can use Form.ShowDialog() inside a Form which is displayed itself using Form.ShowDialog()... same thing you are looking for me thinks
Life goes very fast. Tomorrow, today is already yesterday.
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Hi,
Works for me with the following code where Form1 has one button.
public partial class Form1 : Form {
public Form1() {
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e) {
Form1 f = new Form1();
f.ShowDialog(this);
}
}
How are you creating and showing the forms?
Alan.
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PosiRob wrote: C# says it can't launch a modal form from a modal form.
What are you telling?
How are you opening a modal form. Is it using
form.ShowDialog() [ where form is an object of your form ]
By this way you can open as many modal forms as you want.
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Thanks for the quick replies. I created a simple application to test your comments, and it proves you are right.
I get the run time error when I want the modal form to be a child in an MDI application, and I misinterpreted the error message.
Problem solved, thanks again.
Rob
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You are most welcome.
you can also rate the answers if it really helped you ..
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I have a large xml document and I am extracting out individual nodes from it. I don't want any manipulation.
its like
start-large
start-small
.
.
close-small
start-small
.
.
close-small
and so on.
It works fine if I do.
XmlDocument xmlDoc= new XmlDocument();
xmlDoc.Load(xr.ReadSubtree());
xmlDoc.Save("c:\\one.xml");
But for the following the XMl document I get it messed up.
XmlTextWriter xw = new XmlTextWriter("C:\\two.xml", null);
xw.WriteNode(xr.ReadSubtree(), true);
I get errors like "end element missing" or "not properly closed".
What am I doing wrong in case of text writer? xr is the xmltextReader which is reading the large file.
Your help is appreciated.
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Check if all your begin tags have closing tags in your XML file.
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can someone explain if i need to use all the three lines of code mentioned below to disable the cache in a page.actually if i am using only Response.CacheControl = "no-cache" then also page is working properly.then what is the use of another two line..and also is it a server side cache or client side?
Response.CacheControl = "no-cache"
Response.AddHeader("Pragma", "no-cache")
Response.Expires = -1
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If you are talking about ASP.NET, then please post it in ASP.NET forum
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How i can get Hardware seail number of hard disk byc# code?
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If you google using serial instead of seail, you will find many results.
DaveBTW, in software, hope and pray is not a viable strategy. (Luc Pattyn) Visual Basic is not used by normal people so we're not covering it here. (Uncyclopedia) Why are you using VB6? Do you hate yourself? (Christian Graus)
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mht2008 wrote: How i can get Hardware seail number of hard disk byc# code?
You can read it easily using WMI .
Try this
using System.Management
Public string GetHDDSerialNumber(string drive)
{
if (drive == "" || drive == null)
{
drive = "C";
}
ManagementObject disk = new ManagementObject("win32_logicaldisk.deviceid=\"" + drive +":\"");
disk.Get();
return disk["VolumeSerialNumber"].ToString();
}
Source : Use WMI to get HDD's serial number
Note : You have to add System.Management.Dll from Reference
[EDIT]
For Exploring WMI : Please Download WMI Code Creator
[/EDIT]
Hope this will help you
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Thanks
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How i can export and import sql server 2005 database by c# code?
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Not being funny but maybe buying a book would help??
Excellence is doing ordinary things extraordinarily well.
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Any reason you specifically want to do it in C#? SSIS is probably more suited for what you're looking to do.
Cheers,
Vikram. (Proud to have finally cracked a CCC!) Recent activities:
TV series: Friends, season 10
Books: Fooled by Randomness, by Nassim Nicholas Taleb. Carpe Diem.
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