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by: Supa Hoopsa |
last post by:
I have a databound combobox within a datagrid. I have set the DisplayMember
and ValueMember.
BUT, how do I capture the Value (SelectedValue) when the user changes the
selection?
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by: charliewest |
last post by:
Using .Net CF, i have created a 2 dimension ArrayList, and "binded" this list
to a ComboBox control using the "DataSource" property. I have set the
DisplaySource and ValueMember properties as well. The control populates well,
both the display values, and selected values.
However, when i try to "set" the SelectedValue or SelectedIndex...
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by: Jac |
last post by:
Hey,
How can I set the display value of a combobox empty? But all the posible
choices are available when I push the trianglebut.
Sometimes if I set the selecteditem = null it works, other times it don't
work and sometimes I receive an error 'Additional information: Value cannot
be null'.
this.CmbDataSource = SoortKwijtingList.Items; //...
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by: jac |
last post by:
Hey,
this.CmbDataSource = SoortKwijtingList.Items; // Arraylist
this.Cmb.DisplayMember = "Omschrijving";
this.Cmb.ValueMember = "Id";
this.Cmb.SelectedIndex = -1;
(short description : I have a grid and an input area with a textfields,
combobox and 3 buttons add, update and delete. add : make a new record with
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by: Mike Caputo |
last post by:
Shouldn't I be able to set the selected item of a combobox with the
SelectedValue property? The ComboBox has four items, the values are 1
through 4. Here's an example of what I'm trying to do:
Sub SetLevel(Level as Short)
cboLevel.SelectedValue = Level
End Sub
I try this assignment, and the SelectedValue property remains Nothing. I...
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by: Gary Shell |
last post by:
I have a pair of combo boxes on a form. Both have their SelectedValue
property bound to a column on a table called "Input_Output". One column is
called "Class" and the second is called "SubClass". Each combobox has its
datasource, displaymember and SelectedValue member bound to separate tables
thru individual datatsets thru individual data...
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by: TG |
last post by:
Hi!
Once again I have hit a brick wall here. I have a combobox in which
the user types the server name and then clicks on button 'CONNECT' to
populate the next combobox which contains all the databases in that
server. Then after the user selects a database, I have another button
that he/she click and I want to retrieve file groups from a...
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by: Aleksey Timonin |
last post by:
Hi guys,
I have a comboBox binded to DataTable:
comboBox.DataSource = MyDataTable;
comboBox.ValueMember = "id";
comboBox.DisplayMember = "id";
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by: Frinavale |
last post by:
This question is going to sound a little crazy but.........How do you set the selected item in a ComboBox?
I am populating a ComboBox with a bunch of instances of a custom private class:
For Each s as Something In MyListOfSomethings
MyComboBox.Items.Add(New XYZListItem(s.ID,s.description))
Next
MyComboBox.ValueMember = "ID"...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However, people are often confused as to whether an ONU can Work As a Router. In this blog post, we’ll explore What is ONU, What Is Router, ONU & Router’s main...
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by: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can effortlessly switch the default language on Windows 10 without reinstalling. I'll walk you through it.
First, let's disable language...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed.
This is as boiled down as I can make it. ...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven tapestry of website design and digital marketing. It's not merely about having a website; it's about crafting an immersive digital experience that...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows Update option using the Control Panel or Settings app; it automatically checks for updates and installs any it finds, whether you like it or not. For...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each protocol has its own unique characteristics and advantages, but as a user who is planning to build a smart home system, I am a bit confused by the...
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by: agi2029 |
last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing, and deployment—without human intervention. Imagine an AI that can take a project description, break it down, write the code, debug it, and then...
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by: conductexam |
last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and then checking html paragraph one by one.
At the time of converting from word file to html my equations which are in the word document file was convert...
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by: muto222 |
last post by:
How can i add a mobile payment intergratation into php mysql website.
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