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all groups > vb.net controls > april 2006

Control Transparency Issues
Posted by edoepke at 4/29/2006 1:46:16 PM
Visual Basic Questions NOT C# or C++ or VBScript: "Windows.Forms Not Web Applications" Does anyone have any code examples of making a TextBox and/or ListBox control transparent? I have tried using SetStyle(ControlStyles.SupportsTransparentBackColor, True) and it only seems to work on the...more >>


Printing scanend images
Posted by Jos Roijakkers at 4/28/2006 7:03:47 PM
I am writing a program in Visual Studio 2005 (VB) that can print scanned images (saved as jpg-files). The printing is done by the following code: Private Sub pdoc_PrintPage(ByVal sender As Object, ByVal e As System.Drawing.Printing.PrintPageEventArgs) Handles PrintDocument.PrintPage ...more >>

Consuming ActiveX events on a web page
Posted by Mike Hall at 4/28/2006 7:41:02 AM
I have developed an ActiveX component in VB.Net framework 1.1 It works fine when contained within a vb form, but I cannot get IE to capture the events it raises. My TimerControl is working as I can see it display the values it is supposed to, but IE doesn't respond to the TimeOut event it ra...more >>

Crystal Report Problem
Posted by fasenjof at 4/27/2006 9:07:02 AM
Does anybody know how to add a field to a detail section of a report at runtime? I have a CR and want to view the data of my own query. Everything's ok but the problem is with a SUM of my query and the alias I use which is the one I want to show in the report. I've tried with a TextObj...more >>

Problem clearing a collection so it can be rebuilt
Posted by astradyne at 4/25/2006 3:17:02 AM
Hi I'm trying to learn VB and at the same time am playing about with socket programming for a project connecting a PC to an iSeries platform. On the PC side I have a collection that I build, containing "messages" for want of a better term that are to be picked up and can be processed or ...more >>

Missing DataGrid
Posted by Chubbly Geezer at 4/25/2006 12:00:00 AM
In VB 2005 my toolbox is missing the Datagrid control. I can cut and paste from another app and that's fine, but I cannot add new. Any suggestions please? ...more >>

How to track current index in the textbox string
Posted by Fiaz Ali Saleemi at 4/24/2006 6:51:24 AM
Hi All I have developed a custom user control for onscreen Keyboard functionality. When user clicks any button then it should act accordingly and add the appropriate character into the string or do the appropriate action(Delete, Backspace etc). Now if user sets cursor in the middle of the str...more >>

Flickering RichTextBox
Posted by Goran Djuranovic at 4/21/2006 3:58:34 PM
Hi all, I found this question (quoted below) on one of the other newsgroups, and = have the same problem. Nobody answered it there, so I thought someone = here might be able to suggest something. =20 "I've developed an application in VB.NET where the text in a textbox is = either frequently a...more >>



HOWTO: Make all entries in a PropertyGrid "display (or Read) only
Posted by Sam Malone at 4/20/2006 1:44:34 PM
In VB.NET 2005, when I load up a PropertyGrid and the object it refers to contains "collections" of other items, clicking on the ellipsis for that collection brings up an editor in which I can change values for the items presented there. I'd like to use this PropertyGrid to only display ALL th...more >>

How to Prevent Datagrid Cell Selection VB2003)
Posted by adh at 4/20/2006 12:31:53 AM
To a regular VB-Winforms Datagrid I added a right-Click-Context-Menu. It works, but the problem is that when the user Left_Clicks a cell (which he usally does) the cell gets selected if then he/she Right_clicks (to popup my context_menu) this cell is already sellected and bcs of that the regula...more >>

dialogBox
Posted by Michael Sgier at 4/18/2006 8:50:21 PM
Hi on the dialogform I've a ok button and a textfield txtfield I want to rename a file to the name given in txtfield by the user but I get the error that the destination file could not be accessed because it's used by another process. What shell I do? Many thanks and regards Michael If dlg.S...more >>

ListView: Virtual & OwnerDrawn flicker problem
Posted by Patrick Wolf at 4/14/2006 11:02:04 PM
Hi, I got a challenge with the ListView. When using the Virtual Mode and OwnerDrawn the images flicker very strongly. When using the normal mode and OwnerDrawn there is no flicker. I would need to use the Virtual Mode though :). Could anybody help (please use the code below as an example)...more >>

dynamic controls?
Posted by Eelyak NO[at]SPAM gmail.com at 4/13/2006 6:47:51 PM
I want to read from a datasource and based on the output, lets say 10 entries i want to spit out a form with 10 checkbox's. if i am creating them dynamically how do i check their values as i wont know their names? sorry for the easy one. ...more >>

User Control like Timer, statusstrip, toolstrip controls
Posted by Carlos Cruz at 4/12/2006 5:55:51 PM
Hi, Is it possible to create a User Conrol that when droped into a form in design time, it goes next to the timer, or statusstrip, or toolstrip controls. I want to create a User Control to be dinamically loaded in runtime (don't want to hide)... Thanks CC ...more >>

TabControl and textbox problem
Posted by at 4/12/2006 12:00:00 AM
Hi all, I created a TabControl, inside have 6 tabpage. Howerever, I would like to make user cannot click first 3 tabpage, How to do that? I already try to use enabled to first 3 tabpage. But still click the tabpage. Someone have idea how to handle this case. And for textbox, is it c...more >>

AutoScroll listbox as I type
Posted by Selva Chinnasamy at 4/11/2006 10:29:40 AM
I like to implement auto scrolling to the best match in the listbox as I am typing. Your response is highly appreciated. Selva ...more >>

Issues using HScrollbar as a control
Posted by T C at 4/11/2006 5:48:29 AM
I'm using a HScrollbar as a control that allows users to rotate an object 360 degrees. It has been working fine except for a few issues. 1. I want the user to see the current value of the thumb. I use the scroll event to update a text field next to the scrollbar to do this. However, there is o...more >>

VB2005 : how to paint a WIN FORMS control background as transparen
Posted by Jean-Yves at 4/11/2006 12:31:01 AM
Hello, How can I make a WINDOWS FORMS control (such as PictureBox/Label) having its background painted as TRANSPARENT? I think I must post a kind of Windows message to the control queue using some method I'm not awared of, but what is the exact VB.NET 2005 syntax for that job? Is it also p...more >>

Doubts
Posted by dotnetbaby at 4/7/2006 6:46:08 AM
hi I am new to .net topic....I have a few doubts regarding .net.... is .net platform independent ? I have learned VB and recently i had gone through a VB.net programming book....I couldnt make a difference between these 2...is there any? if yes .....what r they? waiting for reply... ...more >>

What else apart from Crystal Reports?
Posted by Michelle at 4/5/2006 12:00:00 AM
Hi (using VS 2005, vb.net) I am needing to produce reports in my application and apart from Crystal Reports I've noticed that under the available items is 'reports' which creates a .rdlc file. Does anyone know anything about this, how to use it, etc? ...more >>

Create an AutoHide Control
Posted by John Wright at 4/3/2006 12:15:37 PM
Is there a way to create a control that has the auto hide feature similiar to the VB.NET environment. I want to create an MDI application that has a treeview and it would be great to autohide it for more real estate. John ...more >>

Trying to "display" control characters in a text box
Posted by Ron L at 4/3/2006 8:09:43 AM
I have a barcode scanner which uses a "keyboard wedge" program so that the data it scans comes through as if it was typed on a keyboard. I am trying to have the data in the barcode be displayed in a text box. I know that there are certain control characters embedded in the data that I want t...more >>


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