I'm creating a custom control (inherited from UserControl) that is displayed by other controls on the form. I would like for the control to disappear when the user clicks outside my control the same way a menu does. To do this my control needs to get notified when the user tried to click off...more >>

Hi, I have two or three controls where I set the AutoScroll = True, and the vertical scroll bar works fine, however the horizontal scroll bar never appears, no matter how far to the right the control should scroll. Is this a bug, or am I not doing something wrong? Thanks In Advance, Eric...more >>

Hi All, I am working in VB.NET. I have a data bound control (combobox) which I want to fill with a certain field of my table from database ( SQL as backend). The issue is, I want these values to fill the combo at the index specified by me, ie, not the usual 0,1,2.... by default. Also, not datas...more >>

Hi I have form that it's controls are being built dynamically based on a database ( VB.net ) I have created the controls dynamically and associate an event for it ( Based on http://support.microsoft.com/default.aspx?scid=kb;en-us;Q311321 ) 1. Is there a better way for creating dynamic contro...more >>

Hi everyone, As usual, weekend is tinkering time for students and I'm playing with combobox databinding for the first time. Previously I have always iterated through the records and added each item in the rows manually. Just thought it would be nice to do it properly for a change. Here's the ...more >>

I have a class with a enum property and i want to create a form to edit this property. any ideas? I'm programming in visual basic.net ...more >>

Could someone please tell me why the Controls.Add() method sets the visibility of the control to False? Also, how can I work around this? I would _really_ appreciate some help on this. (The below code is: vb.net) My e-mail is bryancallahan@charter.net thanks in advance everyone!! Public C...more >>

I read about the SelectionBullet property for the RichTextBox control. Can I change the bullets to be numbers? or will it be just regular dotted bullets ...more >>

Hello: In vb.net .... I build a control that contains a listview However, when I use it in another application, the listview's properties are exposed and I want to remove some of the properties and add some others. How do I do that. Thanks Terry ...more >>

Thx in advance ...more >>

I need a recommendation for a document viewer control/toolkit/sdk. My application needs to view several different file types that don't have the source application installed for the file type. I have scoured the net and only found "Outside In" from Stellant that supports all the documents I wo...more >>

Hi all, A few days ago I posted about custom drawing the tab headers and got a good response. However, I've been trying ever since to find info on customizing the rest of the tabcontrol (i.e. the area behind the tabpage headers, the area around the tabpage bodies, and the areas around the text ...more >>

Hi All, I am trying to figure out how to use a VScrollBar within a Panel and a series of buttons. I have about 25 buttons within a Panel. I want to be able to scroll through the panel if the form is to small to see all the buttons. I tried putting a VScrollBar within the Panel, and even outs...more >>

i would like to make a OCX UserControl1 with a image1 and label1 in it would like the label and image to be the same width and the label to be under the image will someone please help me ?...more >>

How do I set my DataGrid to not allow new row additions in Visual Studio ..net 2003? I just want the users to be able to edit records already placed in the database previously, not to allow them to add new records. ...more >>

Hi All, can anybody help me, i have a form with about 10 or so textboxes that a user will fill in. i want to be able to clear the textboxes from a button control, in VB6 i would use the following Private Sub Command1_Click() Dim obj As Object For Each obj In Form1 If Ty...more >>

In the dataset that is bound to the datagrid, there is a column of bit type. How to I display the contents as Yes/No or Y/N, and not as a checkbox? How to I transform data in general? ...more >>

its easy to do in asp.net with javascript but i donno how to add a checkall checkbox in a vb's datagrid thx in advance norton ...more >>

Hello there I have a couple of questions I need to answer regarding ListViews, here we go is there a way to add check boxes to only one item instead of all items? is there a way to label edit any subitem instead of the item itself only? is there a way to add combo boxes to the listview, IE. the...more >>

I've got a tabcontrol with a Sub that handles SelectedIndexChanged. The Sub validates some textboxes, to make sure they are filled in before the user can change tabs. My problem is that when I open the form the Sub triggers. Could someone point me in the way of a method of stopping the event ha...more >>

XP pro/web forms/vs 2002 I'm trying to change the text color in a drop down list depending on a value in database as follows. MakeDrpString = tbl.Rows(GetRecords).Item("BaseURL") If IsDBNull(tbl.Rows(GetRecords).Item("RecordComplete")) Then DropList.ForeColor = System.Drawing....more >>

Hi, I've been trying to find the object / control that will allow me to custom paint the tab selectors for a series of tab pages. Can anyone point me to the name / location? I can't figure out if it's a part of the TabPage or TabControl object. Thanks In Advance, Eric Dreksler ...more >>

I allow users to click a datagrid row and it spawns another browser page to allow edits to the data in that row. Once they update the data, it is committed to the database and the form is closed. Once the edit page is closed, I need to trigger the search button click event in order to refresh ...more >>

I have the following code that works sometimes. I have no Idea why it works occasionally and not others. It is meant to select (Highlight) the entire row when it is clicked. A breakpoint does not stop most of the time the grid is clicked. I am new to VB dotnet but am experienced in C++ and...more >>

Hi all, I am using a date time picker control in my .net application. Now I want to validate the values entered here. I want to calculate the difference of start time and end time, but start time should not be more than end time, or else it should display invalid entry. Also, while calculating ...more >>

If I have a PictureBox1 and i want to be able to click, hold and drag this image onto a target during runtime - how do i program this?...more >>

I have a user control which is a toolbar. The user control is then placed on a form. When the user clicks on a button on the toolbar (user control), how do I tell the form that the toolbar is on that the button was pressed. There could be multiple forms open each with their own toolbar. ...more >>

I have placed a picture in a picturebox in vb.net. I want the picture to change when a button is pressed. My code looks something like this pbl.loadimage(string of where is located) The old image just stays there (Type your message here) -------------------------------- From: Ant...more >>

How can I trigger an event when the mouse moves over a label? Thanks ...more >>

am setting the datasource of a combobox to a arraylist that has two members (value and display). When I want to get the value of the combobox, there are no problems. However, when I try to set the selectedvalue to a value that I know for a fact is in there, using this code: cboA...more >>

My app tracks jobs in a SQL Server database. Each job has a set of associated files (Word, Excel, etc) that must also be made available to other users. The files can be large, but don't change much once stored. They must be available locally (on the user's laptop) for access when the user is ...more >>

Hi How to stop the user from entering Text more than the textbox width. Other words If I have a textbox with 100px width, I want to stop the user entering more than 100px. Please let me know your comments. Thanks In Advance Selva ...more >>

ok i have a picturebox with a picture in, which is a fifth of the size of the picturebox (so it is stretched) but anything past stretchin twice as big produces a rim around the bottom and right edges. I AM using an interpolation mode setting to stop the images from blurring but these edges keep ...more >>

I am trying to create a treeview that contains all the shell namespace information, exactly like the browse for folder dialog, except I want it anchored on my form. any help would be greatly appreciated. thanks. ...more >>

i have 2 questions 1) Theres no way in the properties menu of a form to set a cursor as a custom cursor, and ive not found anyway to do this - is there a way using programming to do this - i thought possible if you got an image to respond to mouse movements and paste itself over the usual cur...more >>

When a user checks an item how do I get the string of the item checked? John...more >>

Hi all, Trying to create a custom control that paints a string onto a control, and I was wondering if there was a way to get the width of the text in the string so I can align it center, left or with a padding left / right? Thanks In Advance, Eric Dreksler ...more >>

I am having difficulty getting Tablestyles to work on a datagrid. I have 2 datasets, 1 filled and the other not. The first contains customer, stock and order history information and has the Customers table tied to a datagrid, while the second is to be kept empty to accept new order items and is ...more >>

Hello. Tell me please, how can I disable beep on "Enter" key press in ComboBox? I try to do so on key press event: ------------------------------- If e.KeyChar = vbCr Then e.Handled = True ' Do somethimg End If ------------------------------- It works fine for TextBox control, but i...more >>

i have this code: format("02/02/2004","M/d/yy") why i get string -->"M/d/yy" instead date value? ...more >>

When I add the MS RichTextBoxControl 6.0 to my toolbox and then add it to a web form, all I see is a small square on the form. There is no textbox control there. What am I missing? I do have the .ocx file registered on my machine. ...more >>

Hi All, I have a Comments field in SQL Server VarChar(4000). When viewing the data in a Listview it appears to be truncated. Is there a known limitation to column length with a VB.NET Listview Control? If I bring this data into a text box it is all there. Thanks, John. ...more >>

Hi. Is there any way to detect when a column in a Listview has been resized? There doesn't seem to be any, but I thought I'd ask. Thanks! John Fiala ...more >>

Hello, How do I make the TabControl and the ListView in the TabControl auto-resize if the user changes the size of the windows form? VB.net Thanks. ...more >>

Combobox have displaymember and valuemember. I try to run the MSDN example: ======================================== Imports System.Windows.Forms Imports System.Drawing Imports System.Collections Public Class USState Private myShortName As String Private myLongName As S...more >>

Does anybody have a code snippet to disable the right-click in the MS web browser control for vb.net? I have been struggling with this and have only been able to find C# code. ...more >>

How can I disable a beep when I press Enter on TexBox (in VB.NET) I'm trying this but it don't work: I do it in KeyDown event If e.KeyCode = Windows.Forms.Keys.Enter Then ' Do something ... e.Handled = True End If ----------------------------------------------------------------...more >>

Hello. How can I check if DataSet field value is Null? ...more >>

How can I get screen height? ...more >>

How can I add an image button to a cell in a table? Thanks ...more >>