all groups > dotnet windows forms > april 2008
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Inspiron Laptop
Posted by bird-song at 4/30/2008 3:05:00 PM
Not sure why I am not able to log on..all my attempts say"The user profile
Service service failed logon, user profile cannot be loaded"
I have all the software that came in a box of original purchace.
Help... more >>
SendKeys.Send Problem
Posted by Berni at 4/30/2008 3:02:42 PM
Hello
I'm using the SendKeys.Send method for an onscreen keyboard. This works
perfect except one problem:
If i configure windows to use an english keyboard the call
SendKeys.Send("{^}") results in a "^".
BUT when my computer is running with an german keyboard, the call
SendKeys.Send("{^... more >>
Is Vista Ready for VS2K5
Posted by Ross Culver at 4/30/2008 9:31:24 AM
I'm about to get a new computer for VS2K5 development. Is it ok to get
Vista yet or should I stick with XP?
Thanks,
Ross
... more >>
c# stop user changing tab on tab control stops events
Posted by k.mellor@theiet.org at 4/30/2008 5:38:10 AM
All,
I am trying to stop users changing tab pages on a tab control if the
tab page has not been validated. This I can do by adding a tab
control selected index change event handler and a tab page validating
event handler.
http://www.syncfusion.com/FAQ/winforms/FAQ_c93c.aspx#q958q
Howeve... more >>
Automatic security Updates
Posted by Rainandwind at 4/29/2008 7:00:01 PM
I have "installed" the following updates from the Microsoft website, however
they do not appear in my add/remove program file on my pc., however appear to
have done so on the Microsoft site.
KB936181 and KB927978
I would like to know why these have not installed and how I can rectify the
pro... more >>
How can I find out a person has logged in to the network in the office?
Posted by BVM at 4/29/2008 3:17:28 PM
Hi,
Do you know How I can find out a person has logged in to the network in =
the office?
Thanks,
Dennis... more >>
Where is application installed to on machine?
Posted by BillG at 4/28/2008 2:24:37 PM
I successfully deployed my app and it installed correctly on my test app.
So where is it? I can't find the files anywhere except an application
reference in the start menu directory. I need to see it because I want to
check the config file to make sure it's pointing to the correct directory.... more >>
Error when publishing
Posted by BillG at 4/28/2008 12:38:21 PM
I am getting an error in my Installation Folder URL.
I type in my http://www.whatever.com/myApp/Deploy/
I get back
Cannot find
http://%%201%20http://www.whaterver.com/myApp/Deploy/publish.htm
make sure the pat or internet addriess is incorrect
Previous to this I have misspelled the nam... more >>
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Month Only DateTime Picker
Posted by Adrian Miller at 4/28/2008 10:24:07 AM
Hi,
is it possible to use the DataTime Picker for month selection only? What's
the easiest approach for this?
Thanks for any hint
Adrian
--
Adrian Miller
... more >>
WINDOWS DESKTOP SEARCH ISSUES
Posted by stevenjf at 4/28/2008 3:50:01 AM
WDS is regularly reindexing my total HDD whether requested or not .
I would have thought it would have just looked back to when it did it last
and added on the new bit .
What it means is that when i want to search for things daily , which i do a
lot , that i cant find them as the whole indexi... more >>
ClickOnce Deployment Question
Posted by BillG at 4/27/2008 1:14:59 PM
I published my first application on the customers website and they will
deploy using ClickOnce. All the files needed are on the server incluing the
net framework and 3rd party componenets. My question is when I do patches
and fixes, can I just copy my new .exe and .dll files and the manifest... more >>
SP2 installation errors
Posted by Rick at 4/26/2008 3:28:00 PM
Reloaded windows home edition SP1. Trying to update to SP2. I get errors
(unable to copy file dmio.sys). If I skip this file it stalls at unable to
copy input.dll. I can not find these files to download. Any help please... more >>
Running command line commands with parameters read from a text fil
Posted by orit at 4/25/2008 10:07:01 AM
I am trying unsuccessfully to implement the following:
Run a command in command line (cmd.exe) while the command will use parameter
read from a text file.
The user will select the file to read in a winform and the same command will
run in a loop while using in each run the value in 1 single l... more >>
Deleting rows from a datagridview
Posted by EricW at 4/25/2008 9:50:53 AM
Hi,
If I delete 700 rows in an Excel sheet it takes about half a second, but
when I do the same with my databound datagridview, it takes up to 2 minutes.
Isn't there a faster way to delete selected rows in a datagridview?
My code:
For Each rw In Me.dgvImport.SelectedRows
rw.DataBou... more >>
deleting selected rows in a datagridview
Posted by EricW at 4/25/2008 9:48:38 AM
Hi,
If I delete 700 rows in an Excel sheet it takes about half a second, but
when I do the same with my databound datagridview, it takes up to 2 minutes.
Isn't there a faster way to delete selected rows in a datagridview?
My code:
... more >>
title bar
Posted by cal at 4/24/2008 9:13:07 PM
Hi group, I want to hide the titlebar of Form1, VS2005
thanks very much, Carlos.
... more >>
Displaying high-res images in .NET?
Posted by Usenet User at 4/24/2008 5:48:51 PM
..NET 1.1/2.0
I have a need to display high-resolution scrollable images in a .NET
application (Windows Forms). One well known solution is to create a
Panel with AutoScroll set to "true" and then add a PictureBox or
another Panel to it, that is used to display the image.
The above approach ... more >>
Reading Data From The Browser
Posted by emarvets@gmail.com at 4/24/2008 9:13:25 AM
I'm working on a stand-alone winform app and could add a really cool
feature if I could just get the URL of the active tab in the active
browser window.
Note that the browser would have focus...my app just sits in the
background and based on the current URL, it would change the context
of inf... more >>
Application start-up events without start-up form
Posted by John at 4/24/2008 1:10:51 AM
Hi
My app needs to use the MyApplication_Startup and
MyApplication_StartupNextInstance events but do not need the start-up form.
How can I get rid of the start-up form as I can't select the Sub Main when
application framework is enabled.?
Thanks
Regards
... more >>
Opening forms in background thread
Posted by John at 4/24/2008 12:00:00 AM
Hi
I have a number of forms which open like this;
Dim frm1 As frmForm1 = New frmForm1
Dim frm2 As frmForm2 = New frmForm2
Dim frm3 As frmForm3 = New frmForm3
Dim frm4 As frmForm4 = New frmForm4
.....
and so on and then finally open the first form with frm1.Show().
My question is,... more >>
App design advise
Posted by John at 4/23/2008 8:47:13 PM
Hi
I have a third party telephony app that can inform of the any incoming call
tel number by one of two methods;
a) It can run a windows app with tel number passed as parameter, or
b) It can run a vbscript with tel number passed as parameter to the script.
My question is how can I desi... more >>
Big Problem with Tabcontrol
Posted by zorrothefox.groups@gmail.com at 4/23/2008 6:36:56 PM
Hi,
I have an Windows Forms application written in C# which has a
tabcontrol in it. The tabcontrol has many pages in it. Each tabpage
deals with a specific feature in the application. e.g. Download,
Upload, Erase etc.
If I add all the controls directly to the tabpages, then that
basi... more >>
Delays in drawing lines and rectangles - .NET 1.1
Posted by Bluewind at 4/23/2008 1:24:53 AM
Hello, I developed a program that drawing lines and rectangles from
excel data using .NET 1.1 GDI+.
It works fine normally, but in some computers there's delay drawing
lines and rectangles.
When I move the form, there's blink because of the delay.
The computers have same OS (Windows XP ... more >>
C# Application Dies for Only 1 User
Posted by Erik Reiter at 4/22/2008 10:52:00 PM
I have rather odd problem and I am not sure how to go about debugging it.
I have an MDI application that I am deploying on the local intranet to about
20 users using ClickOnce deployment. I am just using the default setting in
Visual Studio 2005 to deploy the app to an intranet web server. It ... more >>
NullReferenceException from FolderBrowserDialog
Posted by ondrej421 at 4/22/2008 4:53:00 PM
Hi there,
My application, which uses the FolderBrowserDialog, sometimes throws a
NullReferenceException with the following call stack when calling
FolderBrowserDialog.ShowDialog():
at
System.Windows.Forms.UnsafeNativeMethods.Shell32.SHBrowseForFolder(BROWSEINFO
lpbi)
at System.W... more >>
Books recommendations please
Posted by John at 4/21/2008 5:50:32 PM
Hi
I need to develop winform database applications and wondering is these two
books will get me there;
Data Binding with Windows Forms 2.0: Programming Smart Client Data
Applications with .Net
http://www.amazon.co.uk/Data-Binding-Windows-Forms-2-0/dp/032126892X/ref=wl_it_dp?ie=UTF8&coliid... more >>
Available Bluetooth Serial Ports in Vista
Posted by Dave Harry at 4/21/2008 11:45:40 AM
I'm using the following code to determine the available serial ports:
ComboBoxPort.Items.Clear()
For Each sp As String In My.Computer.Ports.SerialPortNames
ComboBoxPort.Items.Add(sp)
Next
It worked well in XP, but under Vista (now with SP1) the Bluetooth ... more >>
ComboBox LostFocus
Posted by Arne Garvander at 4/21/2008 7:21:00 AM
1. I make a selection in a combobox
2. I click outside my window on the desktop
Result:
The Combobox lostFocus fires multiple times until my application blows up.
How can I work around this problem?
--
Arne Garvander
Certified Geek
Professional Data Dude... more >>
Egghead Cafe copying messages on this forum to their web-site
Posted by Bill Woodruff at 4/19/2008 9:10:10 PM
Hi,
Recently I posted a message here on issues with setting ShowInTaskBar at
runtime; no one's responded yet, but I am not complaining :) I've always
felt that getting a response in groups like these is a "bonus," and I'm
always appeciative of the generous gift of time by experts that goes... more >>
Datagridview sort
Posted by Arne Garvander at 4/18/2008 2:33:02 PM
When I click a column in my datagrid a sort occur.
If I click the column with dates, it sorts in m/d/y order. I would like it
to either sort in y/m/d order or I would like to turn off the sort.
It seems like by date is in a text format. Maybe I can change the data type
to datetime and the sort... more >>
Menu Item Access Keys Not visible
Posted by xakee at 4/18/2008 7:25:20 AM
Hello,
I know this topic has been discussed before but my problem is kind of
different. I have the following menu items,
File View Tools Help
Now i have checked "hide underline letters for navigation until i
press the Alt key" in the desktop appearance effects.
Now when i "click" on file... more >>
Bug in VS.NET 2005 for click-once deployment
Posted by CSharpner at 4/17/2008 4:26:24 PM
It appears there's a bug in Visual Studio 2005 when trying to deploy a
click-once application (this is a completely different issue than my
last post, in case anyone's keeping track).
When I set my publishing settings, the first time, it works just
fine. When I want to publish to a different ... more >>
isDirty
Posted by Arne Garvander at 4/17/2008 10:52:01 AM
Does a windows textbox have a property that tells if the user has entered
anything into a textbox on a windows.
--
Arne Garvander
Certified Geek
Professional Data Dude... more >>
Application.DoEvents() throws null reference exception
Posted by Bharathi at 4/17/2008 6:46:21 AM
Hi,
I have an application where I have used Application.DoEvents() method
on the click event of a NumericUpDown. This particular method is
throwing "Object reference not set to an instance of an object"
error.. Does anyone have any idea about it?
Regards,
Bharathi... more >>
Deploying native code.
Posted by Lamrin at 4/16/2008 11:36:00 AM
The scenario is we're about to release an exe to our clients. It's a
winforms application that uses reflection, remoting, generics, and
serialization. We want to protect the intellectual proprety rights of our
code. One solution is to obfuscate the exe. I've come across some 3rd party
so... more >>
s_URL’s_to_one
Posted by Mohammad S Najdawi at 4/16/2008 12:23:01 AM
Hi Guys,
I have multiple domain names www.alnajdawi.com, alnajdawi.com,
www.alnajdawi.net, alnajdawi.net as a host headers in IIS 6.0
I want to know how can I redirect all these URL’s to one URL
www.alnajdawi.com, so if a user entered one of these URL’s he has to be
redirected to www... more >>
GC.Collect() not cleaning memory, how to find out what references to lots of memory still exist?
Posted by DR at 4/15/2008 2:04:18 PM
GC.Collect() not cleaning memory, how to find out what references to lots of
memory still exist?
When all my processign is done i set everything to null and then:
GC.Collect();
and then
GC.WaitForPendingFinalizers();
but it still shows that my process takes 400 MB of memory. Is there any ea... more >>
ClickOnce: Certificate cannot be validated
Posted by Tony Rogers at 4/14/2008 9:13:10 PM
Hi,
We are signing our ClickOnce manifests with a code signing certificate
purchased from Thawte. When we install the software a security warning is
shown, and when we click on the publisher it says the certificate can not be
validated. This is because the "Thawte Code Signing CA" is not ... more >>
Remoting
Posted by Joao Marcelo at 4/14/2008 4:33:18 PM
Hi, i need to share custom object with remoting. Ideas???? Please.... more >>
Windows Virtual memory --minimum?
Posted by Patty at 4/14/2008 4:22:00 PM
How do I fix this problem ? It keeps poping up once in a while? Read out
says that the virtual memory is low... more >>
c# forms programming book?
Posted by gigs at 4/14/2008 11:30:15 AM
what is good book for learning c# forms programming?
thx!... more >>
Button stuck disabled when running under VS Debugger
Posted by Ben Schwehn at 4/14/2008 7:24:52 AM
Hello all,
I'm experiencing a samewhat strange behaviour when running my Windows
Forms app from withing Visual Studio 2008. The application is
multithreaded and the workerthread fires an event that should enable a
button in the GUI. I'm using BeginInvoke to call the method that enables
t... more >>
First chance exceptions
Posted by John at 4/13/2008 11:01:21 PM
Hi
When running my app in vs 2008 IDE I get the below messages in the Immediate
Window repeatedly.
A first chance exception of type 'System.NullReferenceException' occurred in
MyApp.exe
A first chance exception of type
'System.Runtime.InteropServices.InvalidComObjectException' occurred ... more >>
Form-to-Form Control
Posted by Thom Little at 4/13/2008 5:03:03 AM
I am using C # .NET Framework 3.5.
I have a calling form that invokes dialog box (called form). I want a
button in the called form to change the value of a property in a control in
the calling form.
Clearly I could set a return code in the called form and have it acted on
when control is r... more >>
Accessing the status bar
Posted by BillG at 4/12/2008 9:17:57 PM
In my winforms app, I have a MainForm which has a panel on it called
ContentPanel. ContentPanel holds a User Control which consists of a grid of
records depending on whether it is customers, invoices etc. From within the
user control which is sitting in the panel on the MainForm how can I acces... more >>
Can I create a Windows Explorer Icon type object in .NET
Posted by Roßert_G._Schaffrath at 4/12/2008 11:22:45 AM
I am trying to create a Windows Explorer icon type object in .NET that
will display an icon image and have a label that works like the label on
an icon in Windows Explorer; maximum two-line display that expands to
full-size when selected and is editable. I would also like to be able
to have... more >>
Creating GroupBox with Radio Buttons from enum using reflection
Posted by Gugale at Lincoln at 4/11/2008 5:55:06 PM
Hi,
I am using reflection to read names from enum and creating radio buttons
inside a groupbox. Everything is working fine. However, I am not able to
adjust the size of the group box to fit the content. Is there a simple
solution to this problem? Parent of group box is FlowLayoutPanel which... more >>
TableNewRow event handling issue
Posted by Bob Shiflett at 4/11/2008 5:35:00 PM
Greetings,
Using VS 2005 SP1; I created a simple form by dragging and dropping a data
table. I changed it to a details view, so I have a mixture of text boxes,
combo boxes and a check box (no dgv). I want to programatically populate the
controls when the user clicks on the Add New button, s... more >>
Saving file dialog
Posted by John at 4/11/2008 1:39:04 PM
Hi
I am using an open file dialog which allows me to select a file to open.
This is all great. But it does not allow me to give a filename and select
folder to save the file to if the file does not already exist. How can I
implement save file functionality?
Thanks
Regards
... more >>
Slow app response
Posted by John at 4/11/2008 12:01:58 PM
Hi
I have replaced an ms access app with its vb.net version at a client site.
Now the clients keeps complaining about how slow the app response is. The
complains they have are for example when app is minimised and then trying to
maximise it after a while takes a while for app to get maximis... more >>
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