Using PowerPoint within my application I am developing an application that needs some functionality of displaying some text and graphic in full screen modus, as when you run a PowerPoint show. Is there a way that I can use the functionality of PowerPoint within my application, an ActiveX for i...more >>

Hi all I want to use MSWord feature Symbol Dialog box (Insert->Symbol->)which also exists in MSExcel. I want to use this dialog box to be used in my VB.NET Applicaition. I am searching for past 2 days, i didn't get any reference in Net/books. Can any one suggest me how can i accomplish this. ...more >>

I am trying to write an add-in that will go through the active project and set certain properties of the forms in the project, but I don't know how to get the forms and properties...Anyone offer some help? TIA ...more >>

Hi, I have 3 talbes "customers","orders","details". i wanna to use 3 datagrids to show those tables. and when the selected row in parent talbe changes, the selected row in child table changes automaticly. If there is only 2 tables, that's quite easy. add the relation "CusVsOrder" to dataset. b...more >>

I have a form with several simple bound controls(txtBoxes). I am using VB.NET built DataAdaptor, DataSet, Delete, Insert, Select and Add commands. I have a Save button for Inserting records that contains one line of code, "Adaptor.Update(DataSet)" This doesn't seem to work. How ever I also h...more >>

How can I use WMI with VB.NET to get a remote computers directory size? How can I use a unc_path within WMI? Previously I used FileInfo and DirectoryInfo but this method takes too long because some of the directories are over 30GB's in size. Please help! -- Message posted via http://www.d...more >>

Finding the width of a text I need to find the width of a text. When the user change the font in a textbox I want the textbox to fit the text automatically by changing txtMyTextBox.Width according to the actual width of the text. It can also be useful to know the actual height when using multi...more >>

Hi, I am using System.Diagnostics.Process to launch (shell extension) a process. I have forms in my application that are specified as "top-most" but I would like my launched application to be top-most of those forms when it arrives. At present, it isn't. I have the same trouble with Micros...more >>

Ok, so I've been trying and trying to learn about delegates, but I still can't grasp the concept of the advantages. Why use delegate functions instead of calling the function directly? In other words, if I had something like: --------------------------------------------- Public Class Pro...more >>

I've been trying to debug this but when it executes GetSystemPaletteEntries it bombs. I mean it just dies. I set a breakpoint an try to get QuickWatch to evaluate GetSystemPaletteEntries(...) and it say - Evaluation stopped.. Any ideas? Thanks Dim lHDCMemory As IntPtr Dim...more >>

Hiya Supposing a form has been created as follows: Dim form1 As New Form How can I check to see if the form has been closed i.e. by clicking on the cross in the top right of the form. I'm guessing here, but it has been closed, the variable form1 won't "point" to anything. Can I use t...more >>

Hello there I am working on an application in which I have to allow certain features based on Active directory group memberships. so on the Form Load event, I get the user running the application using "System.Security.Principal.WindowsIdentity.GetCurrent.Name", then I Search for this user i...more >>

Hi there, I'm running into slight confusion over a .NET menu "control", how comes it doesn't get listed in the forms controls array? I'm trying to enumerate through *every* control on any form, and unfortunately unlesss I treat the menu as a separate entity and then enumerate it after ...more >>

How can I send IR command with visual basic.net with my PDA? Thanks Michael. ...more >>

Hello, I need to dynamically add menu items to an existing menu on an MDI form. In the form load, when I create the menu items then add it to the menu control using the Add method, the entire menu dissappears. Any one know why? Below is the code I'm using to create the menu items and appen...more >>

When looking through the list created by the System.Diagnositc.Process.GetProcesses and verifying it with the Task Manager Process list. There are items in the Task Manager Process list that are not showing up on the vb.net System.Diagnositc.Process.GetProcesses list? Why would this happen? ...more >>

Hi all, I'm trying to filter a dataview down to a 24-hour period. I tried just rowfilter='mydate' (mydate being something like 03/26/2005) and it came up with nothing (due to the stupid time stamp). I'm tried rowfilter>'03/25/2005' AND <'03/27/2005' and ended up with every entry after mid...more >>

I'm trying to get my program to run in the system tray. I've looked at dozend of tutorials on the web and on newsgroups but I just dont get it! Has anyone got any links or example code that could use? I'm using Microsoft Visual Basic 2005 Express Edition. Thanks in advance. Casper. ...more >>

Hi, I'm trying to develop an app that will reside on the client and a server side app, the server side app will have a class that the client will need to call and pass in a variable. I'd like the client to tell it if the operation was sucessfull / failed. What is the best method for doi...more >>

I want to add to my about box a message of when the system was last compiled. Is there any way to get this? UJ. ...more >>

Allison (or others), thank you for the advice...a few more questions: - I have tested on my workstation on Excel XP and my application references the Excel 10.0 Object Library. I was told the server has the "Office 2003" components which I'm assuming is OWC11. How do my imports, declarations ...more >>

Hi! I have a question is there any way of disabling the Copy, Paste, Delete ? of a Windows Control Tex Box Right Click Property during runtime ? Thanks! ...more >>

I have a web project which includes a class module that I would like to compile into a dll. Is this the right approach to provide a bunch off common functions? How do I compile this module? Thanks for your help. ...more >>

Sir, i have created MSAccess databse by using vb.net by ADOX. now my problem in the ms access database i have one master table in which i have a master field contact_id which is a primary key and i have 3 child tables in which i want use contact_id as foreign key. and to establish relationshi...more >>

I am using Visual Studio 2003 and trying to use the "Start External Program" option to start Excel when I run the program. What happens is that Excel opens and then immediately closes. I know that in the past it has opened and stayed open, and I am wondering what I have inadvertently chang...more >>

Hi! there is a way looking what is particular property or methods of datatable does have the length and default value of the field declared in the sequel server jus like for example.. Declared in the database table. Currency ID nvarchar(20), Default Value (a) Sell rate numeric(18,...more >>

Anyone can help me how to do dynamic textbox appearance? need it for matrix data entry, suppose i enter 3 and 4 then the 3x4 textboxes will appear.. thank you very much. ...more >>

How do I create an instance of a class that is accessible to all classes/forms in my project? I already have a startup module and I was thinking putting stuff in there and then accessing it through there. I need it for things like db connections, security manager, general db functions, .......more >>

I'm trying to understand something in the Help that references threads and need to know the following: An application with a MDI window has 3 child windows. Also the MDI window is parent to a couple of other (nonChild) windows. Plus there is a window that is opened by a control on one of the ...more >>

Hi everyone, In VB.NET, is getting the network username still the same as VB 6.0, i.e. using the the following API: Private Declare Function GetUserName Lib "advapi32.dll" Alias "GetUserNameA" (ByVal lpBuffer As String, ByRef nSize As Integer) As Integer Or, is there a way to do this usin...more >>

Hi all If I only want to store screen location and size of my application in Windows Registry, which of the keys should I store this info? A sample code is greatly appreciated. Thank you Regards, Sam ...more >>

For example, I create Login form first. When user login, it open the main form and close the login form itself....more >>

Hi, I need to send a FAX in my application. It appears that the FAX.send method is only happy if it is sending a Word document. The Word object used to be available through Microsoft.Office.core but it is no longer there. So... Given that my app will be running as a service on a Win2k Server ...more >>

i need to build a service that will accept incoming TCP/IP connections. the service should act like a "HUB" where on one side clients connect to it and stay connected for as long as they like and on the other side the service reads messages for these clients from MSMQ and sends them to already c...more >>

Hi.. I m just trying to learn using XML file as a datastore. I am reading a dataset from a XML file and then trying to update the XML file with some changes in the dataset. My code is as follwoing. Private Sub ReadUpdateData() Dim dsUser As New DataSet dsUser.ReadXml(Server.MapPat...more >>

Is there any way to make a textbox type from right to left? I have seen the option in the properties of a textbox and have read some things online. From what I have read, it seems like only a few languages support this. I am using vb .net 2003 and the language is english. Thanks for any hel...more >>

Hi currently Im developing program in vb.net with crystal report as well. What I want to do is running the system to the other computer without visual studio.net installed on the particular computer. As I try to do it, its shows an error message said that the crystal report need some kind ...more >>

Hi, I have a program that talks to a CDMA modem in VB 6. Now I can send and receive data from it just fine. However if I want to configure it, I need to use a terminal program such as hyperterminal, because I need to send CTRL + w in order to enter the modem's configuration menu. Is t...more >>

This is a newbie question. I use the following to add items to the list box. When I look at the box, I see rows have been added. I can scroll and select an item and obtain the row in the listbox handler. But there is no actual text in the box. I added the j variable just to see if the rows were ...more >>

This is coming from a Windows 2003 Server to a HP Pocket PC (WinCE 2003) over 802.11b. The device is on the Network and can be pinged, it can write data to the Server stream - but not read the reverse. I'd appreciate any help. Server ------ Dim TcpC as New TcpListener(IPAddress.Parse("192....more >>

I want to show a bit of data on a form as a tool tip text, to avoid cluttering up the form. I am using SetToolTip for a text box. tipNotesMoved.SetToolTip(ShowPatient.txtNotesTracking, strNotesMoved) I want the data to change from patient to patient, and according to MSDN, SetToolTi...more >>

Hi, I've got a legacy ATL component which throws errors using the ATL Error() function. I have always handled these errors in VB6 using on error goto, then in the error handling code I could check err.number to see exactly what sort of error it was throwing. I now want to call this old ATL com...more >>

Hi All, I am databinding a DataSet field with a text box, which works fine, the syntax I am using is as follows txtTextbox.DataBinding.Add("Text",dvDataView,"Field") However, when I do Debug.Write(txtTextbox.Text) it come's up blank Any ideas. Thanks in advance Dave...more >>

Hi all, Can anyone help me with this. I have 2 datagrids on a form, the parent datagrid has a DataView as it's DataSource. Can anyone help me with the syntex of how to create a relationship between them. I can do it with a DataTable but not a DataView and the way the parent datagri...more >>

If I want to ask a question about using MicroSoft Visual Basic with Excel... where do I go? Bob...more >>

I want to create a public enum that can be used throughout a project. I created an enum like this in a module: Public Enum ParentType Project = 0 Stage = 1 VIP = 2 Func = 3 Equipment = 4 Idea = 5 Tech = 6 End Enum I have been able to declare private varia...more >>

Hi all, I have 3 running threads chencking for something in my application. Based on that I need to stop some of them safely wait for something else and restart. Sleep is not good in my case because i don't know how much to wait. How and from where I can put a thread in pause an restart it? ...more >>