Select From A ComboBox - Option Selected Is Shown, But Not Activated?
Apr 1, 2011
basically i'm making a webbrowser, and i want it to select and option from a dropdown ComboBox, on a certain button click. I use this code which i found it on these forums as well:
For Each element As HtmlElement In WebBrowser1.Document.GetElementsByTagName("select")
If element.GetAttribute("id") = "wrapper_opacity"
element.SetAttribute("value", "51")[code].....
The problem with this code is that it just inputs the selected value, but it doesn't really SELECT it.The option selected is shown, but not activated.
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Mar 11, 2010
I have tried this but this is not working.[code]Here i need to take the data from exds to text boxes. As when we click on combobox we need to show data according to that party in all text box's.[code]
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Apr 12, 2009
facing the same problem.I have tried this but this is not working.
Protected Sub cmbParty_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles cmbParty.SelectedIndexChanged
myConnection.Open()
[code].......
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Mar 20, 2011
So I've made a program in VB 2010, and it has three comboboxes and a button to view. Now lets say my first combobox is "Type of website". The options are "search engines", "social networking" and "news". The second combobox values would depend on what the first combobox value is selected, like if it was "news" the options would be "technology", "uk", "us", and "world".
The third combobox would then use the values in the first and second comboboxes to give even more values, for example if it was "news" and "technology" the values would be "engadget" etc. Then the view button would open the selected website in an internet browser. How would I code this?
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Aug 4, 2011
I am new to vb.net and I have looked at other topics. I cannot find the answer I need. OK I have a combobox named cboRaceDesc and five checkboxes (CkRaceAfricanAmerican, ChkRaceAmerican Indian, ckRaceAsian, ckRacePacificIslander, and ckRaceWhite). I was going to post an image, but I cannot.cboRaceDesc has two options...Hispanic and Other. If the user selects Other then they have to choose one of the five checkboxes or it will raise an exception when the record is being saved. I am assuming I would generate the code under the "save" button. I know I need to gather the following information in my code:
If cboRaceDesc.SelectedValue = Other Then
<I am not sure how to code the logic regarding the checkboxes>
<I know I need to use multiple else/else if statements>
<I know towards the end I would generate the exception>
End
Can anyone help me fill in the blanks or point me in the right direction?
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Oct 5, 2009
In the form, I have 6 textbox and a combobox. What I am doing is that when the form is run, the user have to insert the particulars in each of the textbox and select the items that have in the combobox and it will stored in the database.Here is the code that I am using. For the combobox, I am not quite sure so could anyone help me? What I mean is help me with the combobox part.
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
conn.ConnectionString = "PROVIDER=Microsoft.Jet.OLEDB.4.0;Data Source = G:MajorProjectFileProjectSampleUser.mdb"
sql = "SELECT * FROM customer"
da = New OleDb.OleDbDataAdapter(Sql, conn)
[code]....
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Apr 22, 2012
im hoping to be able to create a form that welcomes users to the application that i have created, however i want to be able to allow the user the option of the form to 'not be shown again'
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Sep 21, 2011
I have a combobox and a rich text box. When I select different items in the combo box, I want some text to appear in the rtb next to it. Such as, selecting "Dog" in the combobox puts "Golden retriever, lab" and etc in the rtb.
1) I don't know what kind of event handler would trigger the combobox. I tried a click event but it's crashing so I want to know if there's a different way
2) How do I find what the user selected in the combobox, so it can display stuff in the rtb accordingly? I thought it was .Items.IndexOf but nothing seems to be working so.
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Aug 21, 2010
I brought up a new project in Visual Studio 2010 and found that there are no gridlines on the form. I went to Tools, Options, Windows Form Designer, General and found the Show Gridlines option set to True. I tried turning it to false and back to true with no change.
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Jun 25, 2009
I have two comboboxes which are related to each other. When a make a choice in the first there are different choices possible in the second. So far so good. But is it possible to remember the second choice when i change the first? the program should select the the option in the second if possible or other select the first option.[code]
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Apr 24, 2012
Why this is not working any solution?
Private Sub DataGridView1_Selectionchanged(ByVal sender As Object, ByVal e As System.EventArgs)
con.Open()
[code].....
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Oct 3, 2011
I have two drop down. SelCurrentManuf and selCurrentModel. I want the option in selCurrentModel to change depending on the option selected in selCurrentManuf. How do i do it?
<asp:DropDownList runat="server" ID="selCurrentManuf"></asp:DropDownList>
<asp:DropDownList runat="server" ID="selCurrentModel"></asp:DropDownList>
This is how i am currently populating selCurrentModel
Public Sub PopulateCurrentModel()
Dim mySelectQuery As String = "SELECT * FROM Model where ManufID = "+ selCurrentManuf.Text+";"
Dim myConnection As New MySqlConnection(Session("localConn"))
[Code]...
but it only populates the first selected manuf, and doesnt change after
Private Sub selCurrentManuf_SelectedIndexChanged(ByVal sender As System.Object, _
ByVal e As System.EventArgs) Handles selCurrentManuf.SelectedIndexChanged
PopulateCurrentModel()
End Sub
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Dec 23, 2010
I have a listview control setup with full row select. When I select a row and then tab to the next control, the selected row is no longer selected visually. Is there any way to keep it marked so the use knows which row they selected even when the focus is on another control?
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Jun 27, 2010
I'm trying to open a second form by double clicking selected item that are shown in listbox.
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May 15, 2012
Is it possible to control the height/number of items shown in a select dropdown box? Or do I need to code a custom widget? Is this possible?
Forgot to mention I'm using the following code:
<asp:DropDownList runat="server" Width="288px" CssClass="Select"></asp:DropDownList>
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Jan 13, 2010
In my dialog I want to prevent the user to browse freely in certain places (this is due to the fact that my application will be running in a terminal server environment). So I want to to limit the items that will be visible in the top combobox of the server. I want it to start with "My Computer" instead of the usual "Desktop". Furthermore I only want to add mapped network drives under "My Computer" so that the user won't be able to see any local resources.With Spy++ I have been looking around at what happens when a FileDialog starts.
So far I have found that for each item in the combobox CB_SETITEMDATA and CB_INSERTSTRING methods are executed. By using a hook to the combobox I am able to intercept these messages, but sofar I am unable to determine the exact contents of what is inserted, so I am unable to determine wether it is the "Desktop" item or not.I have also discovered that the "My Computer" node is only added at the moment that the combobox is expanded. So I would need a way to get a handle to "My Computer" and insert an item for it manually
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Jan 5, 2012
My Visual studio does not give me the option to select a different platform, I need to select X86 , but it only gives me the option Active(Any CPU). How can i correct this. I am running on a 64 bit machine with Windows 7, is this the problem?
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Jan 20, 2009
Is it possible to deactivate a combo box once a user has selected an option?
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Oct 21, 2011
I have three dropdowns, which are all loaded in the same function. How do I grey out dropdown 2 & 3? I want them to activate if a certain choice is made on dropdown 1.
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Mar 29, 2010
How do I make an if statement that would check if the user has selected an option from the select list named cboGrade and also to check if the user has selected a radio button from the group named gbCalcType? I have an action that is carried out when a button is clicked, but before that action is carried out, I need to check the above.
I have this so far:
If rbPlus.Checked Or rbMinus.Checked Or rbMultiply.Checked Or rbDivide.Checked Then
instructions are here
End If
This checks that one of the radio buttons are selected. How do i check that an option is selected from the option list? There are three options: 3rd, 4th, and 5th. And the text starts out saying Select One and it locks the control once they choose one.
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Aug 10, 2009
I had added the items
1
2
3 to the combobox.
Then I gave the "Select" to the text of the combobox.
How can I able to reset combobox to select the text("Select").
I had tried by giving -1 to the SelectedIndex. But it gives only Empty.
This is for VB.NET Windows Application
I have given an Image for your reference
Image path for the reference [URL]
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Aug 11, 2009
I had added the items 1 2 3 to the combobox.
Then I gave the "Select" to the text of the combobox.
How can I able to reset combobox to select the text("Select").
I had tried by giving -1 to the SelectedIndex. But it gives only Empty.
This is for VB.NET Windows Application
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Dec 15, 2011
I had set the multiselect option to true for listbox.Let me know how to move the list items up and down with this option.
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Mar 29, 2010
I have a combo box (named cboGrade) that includes three different options (3rd, 4th, and 5th). I want to make the user be required to select an option from the list and then once the selection has been made, lock the control until either the user finishes the game or clicks the button named btnBeginAgain. How do I do this? I'm using Visual Basic 2005 Express Edition.
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Jun 22, 2009
Public
Class LoanCalc
Private Sub butCalc_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles butCalc.Click
'This procedure executes when the user clicks the Calculate
'button to produce a loan payment based on the requirements
'as stated in the service request.
'Variable Declarations
Dim douPrincipal As Double = Me.txtPrincipal.Text
Dim douInterest() As Double = {5.35, 5.5, 5.75}[CODE]......
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Feb 6, 2012
I have this code:
Private Sub EditPage_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load'TODO: This line of code loads data into the 'InventorySysDataSet.tb_master_products' table. You can move, or remove it, as needed.
Me.Tb_master_productsTableAdapter.Fill(Me.InventorySysDataSet.tb_master_products)
sqlCnn = New SqlConnection("Data Source=ZEREYSQLEXPRESS2008;Initial Catalog=InventorySys;Integrated Security=SSPI")
[Code]...
what i want to do is to automatically change the selected option of the cboProductCode on page load depending on the result of a query executed onload also.
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Aug 19, 2009
How to fill another combobox depending on the value selected from first combobox?
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Nov 21, 2011
In my VB.net solution I have a form in which I have to choose a beginstation and an endstation. I have to select both from comboboxes. Now what I want is that when I choose a beginstation, the chosen station will be gone in the combobox of the endstation so that I can't pick the same endstation as the beginstation.Is there a way to do this? I've tried a lot with SQL and LINQ queries but it didn't work out :(
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Mar 7, 2012
I am a beginer in vb.net. For a school project, i have chosen inventory control as the subject. WIth help from videos, i have developed some basic forms with adding/updating.
The product table design is like this:
Name
Type
Size
[Code]...
Now, i am designing the purchase/sales screens. I am showing the items name, qty, price in a datagrid. From the products table, I am able to select the 'ProductName' by giving it a combobox . I want the ProductSellingPrice also to appear in the next column of the grid.
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Jan 22, 2011
there is a "open with" option in the context menu right.if i select the application(app i have build from VB2010) from the open with option. i want the picturebox in my application to load the image i had selected(the one with the "open with" )
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