i need a little bit of help with the checkedlistbox. What i want to do is add a phrase or a reminder and if i check the checkbox of that item, i want the text to be strikeout (the text with a line in the middle) and when the form closes i want it be removed from the checkedlistbox.
View 2 RepliesI want to check a checkbox of the selected item in a checkedlistbox but option strict disallow it. How can I do it without turning it off?
Dim clb As CheckedListBox = DirectCast(sender, CheckedListBox)
clb.SelectedItem.checked = True 'late binding error
My form contains a combobox which contains several usernames which are bound to my database.I've added a checkbox to the form which will be used to select the default username from the list.
View 8 RepliesI have a checkbox list which is filled with entries from my database on page load. I need to update an entry in my database when a item is checked and when an item is unchecked. Right now I am doing the following:
<asp:CheckBoxList id="check1" AutoPostBack="True" TextAlign="Right" OnSelectedIndexChanged="Check" runat="server">
</asp:CheckBoxList>
And the function:
Sub Check(ByVal sender As Object, ByVal e As EventArgs)
Dim sql As String
If check1.SelectedItem.Selected = True Then[code]....
The error is: "Object reference not set to an instance of an object." Is there a better way to check if a list item is checked or unchecked?
I want to make the program check for a certain phrase/word in a sentence. Example- User types in google, program checks if theres an extension(or whatever its called)if there isn't, it will automatically put a .com after google.
View 3 RepliesI need to check for specific words so that the program will know what smtp client will be used. For example. If the from textbox will have @yahoo.com on it then the program will make use of the smtp for yahoo.
View 2 Replieshow to check and uncheck all asp.net checkbox on single checkbox check ?I have 5 asp.net checkbox on webform i want when 1 single checkbox checked then all checkbox will be cchecked and if checkbox is unchecked then all checkb ox will be unchecked ..
View 2 RepliesI've wondered if i can make it so when i click on a checkbox you may not beable to check another. And i do not want to use radio buttons
View 9 RepliesI've been trying to feed a multi line textbox into a string array then check item by item if a string contains part of it.
[Code]...
Just started on vb.net
I have a combo box with "yes" and "no" with i select Yes i want the label2 to change the text to "yes" likewise with "no"
I've tried to code it in a logical way as possible but it just doesn't works except for the "wtf" so i think that overall my code is correct but the way i want to retrieve the selected item from combo box is wrong.
Public Class Form1
Dim aa As String
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As
[Code].....
I know how to add a item(checkbox) to a toolstrip dynamically, but I want to add a checkbox which is exists in a form. I've tried using the code
[Code]...
but this makes the already existing checkbox, go to the top left of screen and when the toolstrip is click it appears. So I want to add the checkbox to the menu, without going to top left corner,
I am using the Datarepeater control to make a report. I am including the a couple of bound labels and a checkbox in the Datarepeater item template. When I run the report and multiple items come up, I'd like to use the checkbox and clear the items by resetting there values to NOTHING. When I check the checkbox for the item, how do I code it so row.text=nothing only applies to the row that the checkbox is on?
View 1 RepliesIs that possible to provide a combobox that each item has its own checkbox?I'm looking for built-in component that enables it. I remember it was possible on VB6 but can't find it in VB.NET 2008
View 5 RepliesI'm writting a vb application that will go out and pull data from an internal webpage which I have no control over. I need to check a checkbox on the webpage. The checkbox ID is "Checkbox".The checkbox has javascript code in behind it that executes an onclick command: onclick="getMore(); return false; I've written code to perform the check of the checkbox but I guess the onclick is not happening. Here is my code so far. The user is given a form, they type in a # (SR.Text) and hit GO:
Code:
Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
If SR.Text <> Nothing Then
[code]....
As I stated ealier the javascript "onclick" is not executing.
I have a datagridview with a checkbox column.i want to check whether checkbox is checked or not.If the checkbox is selected it should output as "True" in messagebox and if checkbox is not selected it should giving me a message "False".
View 3 RepliesI have a form with a datagridview.This datagrid is getting populated from Database.Im able to fill the data in datagrid.I have added a column of checkbox type in the datagrid other than those columns which is getting populated from Database.I have added filters on the form,once the record is populated,my requirement is should be able to check and uncheck the record of corresponding checkbox column that i have added.For Example:In my datagridview RollNo,Name,Address,MobileNo are some fields that are populated from database.I have already added these columns in my Grid by click the smarttag available on Datagrid and then selecting Edit Columns option.Above mentioned fields are all textbox columns.Apart from these columns i have added one more column of type checkbox before my mobile number column.My requirement is after data is populated i should be able to check and uncheck my checkbox column in front of those mobile numbers to whom i want to send a message.
View 2 RepliesThere are 30 check box in a form, ckb0501, ckb0502...ckb0530. How to make a loop to check if any one of check boxes was checked?
View 6 RepliesI am reading values from a database (boolean) and if true, I want it to check a checkbox,and if false, keep the checkbox unchecked. The lines look like this: blEnergy.Items.FindByValue(1).Selected = track_usageIn this case, track_usage is a boolean value.This way does not actually create the check mark in the checkbox like I wanted it to. What is the best way to do this?
View 1 RepliesMy program takes a checkboxed item and depending on the serial number that is present on the item on the invoice, subtracts one from the amount list I have the following in a listview on a details page which I added with the following
[Code]...
Right now it doesn't look like it does anything. I have tried changing my index's on my subitems to 1 and 3 instead of 0 and 2 but i figured because they are subitems that they need to be subitem index 0 and subitem index 2. if that makes sense.
I have a ListView that contains 3 checkboxes per row. I want to set it up so that only one checkbox can be selected at a time. Here is my current CodeBehind...
Public Class MyClass
Dim Checkbox1 As Checkbox
Dim Checkbox2 As Checkbox
[Code].....
Let me know if I need to include anything else. Right now when I click a checkbox and another checkbox is selected then both are selected instead of just the new one..
How to only check that checkbox which is entered in textbox ? If i have 4 checkboxes eith text checkbox1, checkbox2, checkbox3 and checkbox4 and 1 textbox if i type in textbox 1,2 then only checkbox1 and checkbox2 would be checked again directly after doing that i type 3,4 in textbox then only 3,4 will be checked and 1,2 will be uncheked.. remember i wanna do this coding for unlimited no. of checkboxes .. so dnt provide coding for 4 checkboxes only.
View 2 RepliesWe are trying to modify a program to control a usb relay device. Essentially what the program originally does is give you a series of check boxes that you check to make the relay fire. We tried to modify the code so that the box is checked after 5 seconds using a counter and an if statement. It works, but only partially, what happens is the check box shows a check, but the even that is normally triggered does not happen.
[Code]...
I have Webbrowser1 where is (WEBSITE) there is only this information.[code]...
How do i can make this checkbox checked by pressing one button at my application?
I have a datagridview that is bound to a binding source.I used the following code to add a checkbox column to the datagridview:
Imports System.Windows.Forms
...
Dim newcolumn as DataGridViewCheckBoxColumn
Datagridview1.Columns.Add(newcolumn)
The checkbox column shows up successfully, but when I try to click any of the checkboxes,nothing happens.The cell remains unchecked.It blinks, so I know that it is acknowledging the click, but the checkbox state does not change.
i have a lot of checkbox in form1. i have a listbox in form2.how can i display each checkbox that has been check in the listbox?
View 3 Repliesi want to get the row(s) when the checkbox is check/uncheck in the listview..
For Each Item In CheckedItems
If (Item.SubItems(4).Text) = "Cash" Then
'Code Here
[Code].....
I have about four columns inside my listview.I also have checkboxs that are located to the left of the listview. A checkbox is added to first column but how would I check if the checkbox is checked?
View 2 RepliesI'm trying to see what checkbox is selected is checked
With this code.
[code]...
Unable to cast object of type 'System.String' to type 'System.Windows.Forms.CheckBox'.
How can I check if there is at least one checkbox checked?
View 16 RepliesIn Vb.net, I want to make a program which checks and unchecks a checkbox in another program with just a hotkey (X for example).
I also already downloaded spyxx to get the class.