Refresh Checkbox - Getting The Checkbox Unchecked For The 2nd Address?
Jun 30, 2009
I've got a form with parent-child setup. The parent displays name and other demographic info.The child displays multiple addresses, one row at a time. There can only be one primary address for a name and this is designated by a checkbox at the top of the child form.If the user wants to change the primary address to another address,then they find the other address and click on the checkbox.The form checks the other addresses and if one is found that is designated as primary,the user is warned that one already exists and prompts them to change it.
So for example, a name has 2 addresses, the 2nd being the primary address.The user wants to change the 1st address to be primary.They click on the Primary Address checkbox for the 1st address.A warning displays that there is already an address listed as primary.The user then answers the prompt to change the 1st address to the primary address.The checkbox for the 2nd address will be unchecked and the checkbox will be checked for the 1st address.My problem is getting the checkbox unchecked for the 2nd address.If I close the form and reopen, then the checkbox is unchecked.How do I refresh the checkbox for the 2nd address?Here is the code I'm using to find if an address has already been marked as primary:[code]......
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Mar 3, 2012
I want to create a solid checkbox that is checked by default, and is not clickable. If you click it, nothing will happen . how to do this?
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Oct 3, 2010
I have a very stubborn check box . Let me tell you its story :There is Form1 with a button leading to Form2 . On Form2 there is located that stubborn check box I was telling you about . That check box has code in its CheckedChange event and accordingly to its Checked condition , it enables or disables some text boxes .Well , the first time Form2 is shown , that check box works fine : when I check it it enambles the text boxes and when I uncheck it , it disables those text boxes .Then , I press the button to return to Form1 . If needed , the code in the button is :Form1.ShowMe.CloseMy adventure starts when I show again Form2 ... This time the check box is acting weirdly . No matter if I check it or I uncheck it , it always disables the text boxes , as if it is constantly unchecked ! I can see it changing its checked state whenever I click on it , but it always runs the code to disable the text boxes.
I even used some break points in the code and found out that indeed it is the code that disables the text boxes that is called every time , no matter if the check box is checked or unchecked .I don't thing this has anything to do with the fact that this event is called by all the 4 check boxes on the form . After all , it is always the 1st check box that causes the problem (I can see it when moving the cursor over the genericindex variable) .
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Jul 2, 2009
I am using the following code for a checkbox, if checked it should print the text defined, unchceked, it clears the items in the ricktextbox. My problem is it prints fine (lets say it prints two lines) as defined, when I uncheck, it clears the text in rich text box, but when I check again, the text appears in the richtext box, but displayed from 4th line. I need to restart from the beginning/ or at least from the next available line. I cant use clear() since it erase all the contents as i have another 3 checkbox items placed.
If CheckBox1.Checked Then
richtextbox.SelectionColor() = Color.Blue
richtextbox.AppendText("Urgent:")
richtextbox.AppendText(CheckBox1.Text.ToString + vbNewLine)
Else
richtextbox.Refresh()
End If
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Jul 12, 2010
I have a datagridview with 3 checkboxes, Yes, No and InV.At runtime, I want the user when he checks one checkbox the other two are unchecked by default. Therefore, at whatever one time ONLY one checkbox will be checked.
[Code]...
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Nov 16, 2009
I'm trying to set my software up so that when I check the checkbox for winRAR to be installed, it'll pop up a new window asking if I want to install the 32 bit version or the 64 bit version. I have no problem getting the window to show up but than if I try to exit out of the window and than uncheck the box (in case it was accidentally checked) it'll just open the window again. I am thinking I have to tell vb that when I uncheck the box it shouldn't do anything.
Here's my code.
(I know that the Nothing under the Me.chk_rar.Checked = False doesn't work but I left that blank once and it just opened a bunch of windows and crashed my system. I know it says "E:Music" right now but I just pointed it there so that there was something there normally it'll point to the other window. If I need to created a new Form for every little window that I have for instance the little window that I want to pop up, do I need to create a new form just for that little window to ask which architecture is needed and than giving the options for 32 bit or 64 bit.
Private Sub chk_rar_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles chk_rar.CheckedChanged
Me.chk_rar.Checked = True
Process.Start("E:Music")
Me.chk_rar.Checked = False
Nothing
End Sub
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May 14, 2012
I 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?
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Mar 29, 2012
I use a textbox for input unless one of the checkboxes is checked, then the textbox needs to have a value of 1 which I have working.What I need is a way to lock the textbox if the checkbox is check and allow data if it is unchecked.[code]
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Aug 17, 2010
so im dynamically populating a checkbox list. I have confirmed that my text and values are correct for each checkbox but when I check a few and click my event button when I loop through the items they are all set to select=false...
Dim resource As ListItem
Dim SelectedHashTable As New Hashtable
For Each resource In chkResources.Items
[code].....
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Mar 2, 2011
I've got a windows form app that displays people and their addresses.A person can have more than one address, one of which is their primary address.The user navigates to the person desired then clicks on a button that displays a form that shows addresses, one at a time,for the person. The user can then navigate thru the addresses.On this addresses form, there is a checkbox to designate if this is the primary address.The user can change this designation by navigating to another address for this person and clicking on the checkbox.There can be only one primary address for a person.
So if a person has two addresses and the first address is primary, and the user wants to make the second address the primary, then they navigate to the second address and click on the primary checkbox. This is checked for the second address now and should be unchecked for the first.
The programming to change the primary address works just fine. The database is updating properly. The problem I'm having is refreshing the checkbox for an address that is no longer the primary.It's still in a "checked" state. I have to close the addresses form and reopen in order to get the checkbox refreshed correctly.Is there a way to refresh the checkbox without having to close the form?
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Apr 15, 2011
I have a question, I can't really find the answer...Basically I have 2 FormsIn form number 1 I have 2 pictureboxes. I want to create a checkbox in form2 that says if checkbox 1 is checked then show picture 1 in form 1
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Jan 2, 2012
I have a ListView with Checkboxes in vb.net and what I want to do is when the user check the checkbox, the program ignore the response of the user in checking the checkbox, instead it leaves the checkbox uncheck.
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Aug 15, 2011
I am creating an Interactive map which displays the facilities when the user clicks on the Checkbox, such as toilets.It will display all the toilet locations via PictureBoxes.I want to do this without having to write all this code?[code].....
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Dec 30, 2010
i have 5 checkboxes in webform and textbox1... when i search the record using the date specified in textbox1 when i enter 11-Dec-2010 in Textbox1 and click on submit button then checkbox1, checkbox2, and checkbox3 will be disabled and unchecked .....
[Code]...
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Feb 15, 2010
I'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
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Nov 22, 2011
I have a DataGridViewCheckBoxColumn who's column name is "booReadyToReport want to hide all the checkboxes in this column if "bintAnalyteCodeID" doesn't equal the selected value in a combobox on my form. ut I run this bit of code the DataGridView DataError event fires currently, have nothing in the event except an comment. he code seems to work, but I'm new to VB.NET and I'm wondering if this is the correct way to handle thishould I use the CellPainting event?
highlight rows with RBF3
For Each dr As DataGridViewRow In Me.dgvCalculatedResults.Rows
f dr.Cells("bintAnalyteCodeID").Value = Me.cbxAnalyte.SelectedValue Then
[code].....
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May 15, 2011
I have some DataGridView code written in vb.net. (Nothing is attached to a datasource.)The 4th column is a checkbox cell.How do I detect if that checkBox is checked or unchecked?This code strangely reports TRUE or FALSE at random times. It even turns ON the checkbox in rows other than the row I clicked in. (Huh?)
Private Sub DataGridView1_CellContentClick(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles DataGridView1.CellContentClick
Dim whichGrid As DataGridView = CType(sender, DataGridView)
[code].....
I've tried countless other methods... none seem to actually get the checkbox ON/OFF value in vb.net.
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Dec 16, 2011
I have 2 columns of checkboxes in a gridview, where the header also contains a checkbox. If i select the header checkbox, it will check all corresponding checkboxes in its colomnow, what I want to happen is if I select column 1 checkbox, column 2 checkboxes should get unchecked and vice-versa.
<%@ Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
[code]....
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Dec 13, 2010
I am refreshing a form, and I want to assure the checkboxes are cleared when refreshing. I can clear the textboxes and masked textboxes, but cannot figure out to revert the checkbox back to the UnChecked state.
[Code]....
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Feb 8, 2012
Code:
Whenever the textbox says "Default" and I click on the checkbox, the msgbox pops up twice. Any way to fix this?
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Mar 20, 2012
I have a datagrid who's ItemsSource is a strongly typed IEnumerable object In this datagrid, I have a checkbox column, a price column, a part name column, and a 'total selling for' column. On checking the checkbox I need to update the total selling for column with the value in the price column. This part I have working, however, how can I get the checkbox to remain checked when this happens?
Private Sub UpdateSellFor(sender As System.Object, e As System.Windows.RoutedEventArgs)
Dim _CB As CheckBox = DirectCast(sender, CheckBox)
Dim _ID As Integer = _CB.Tag
Dim _PP = DirectCast(DG_PartsToSelect.CurrentItem, PartTyping).PartPrice
[code]....
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Jan 11, 2011
Is there a way to put the checkbox to the right of the label on an asp checkbox? This code by default places the checkbox then the label...
[Code]...
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Mar 7, 2011
how 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 ..
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Feb 23, 2009
o get the checkbox value?all i know is if the checkbox's checked, the value's TRUE.. and if unchecked, the value's FALSE.how to manipulate it so that if its TRUE, the value i'd get will be 1.. and if the value's FALSE, i'd get
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Jun 29, 2012
I,m having an unbound DGV with several checkboxcolums defined as
[Code]...
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Nov 2, 2010
I want to be able to create the checkbox control object in a gridcontrol and place it in every cell in a column because it has the functionality
I need with optional text built into the control. Does anyone know how to do this using vb.net, not C#.
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Apr 25, 2012
I've a listview on a form, I populate the listview with the codes below. Everything works well. But my last column in my access database is a "true/false" datatype, in the listview, I want it to be a Checkbox. Can someone guide me please?
Dim dt As New DataTable
Dim ds As New DataSet
ds.Tables.Add(dt)
[Code]....
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Aug 12, 2011
I need to change the cell type of an unbound datagridview ROW to checkbox type at runtime. Optionally adding a row of all checkboxes or changing the default type to checkbox is also fine. I see many examples for setting a column type to checkbox but I don't see anything that operates at the row level. Even operating at the cell level would be fine.
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Mar 22, 2009
I have a product table on datagridview and I would like to add checkbox to each product so that I can mass delete them instead of deleting them one by one.
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Jul 26, 2011
I made this code but I have problem to how assign IP addres to the checkbox.I try to make a remote shutdown program when any person select the checkbox make shutdown or reboot the select pc. this is the code:
Imports System.Net
Imports System.Net.Sockets
Imports System.Threading[code]....
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