how to check whether the item in the combo box is selected or not in c#?

Posted by zoya on Stack Overflow See other posts from Stack Overflow or by zoya
Published on 2010-03-17T08:35:21Z Indexed on 2010/03/17 8:41 UTC
Read the original article Hit count: 133

Filed under:

combobox

|

selecteditem

|

c#

|

.NET

im having a combo box in which i have to display dates from database...user have to select a date from the combo box to proceed further...but im not able to make the user aware of selecting the item from the combo box first to proceed further...what is the process so that a user can get a message if he has not selected the date from the combo..

© Stack Overflow or respective owner

Related posts about combobox

BindingSource And ComboBox: Combobox Binded on another Source

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I would like to make Something in my form. I have a Binding source binded on Linq to Sql Class. The class Workorder contains one field Site. I would like to display The combobox with all the site, but selected on the site form my workorder. I'm clear? Julien >>> More
Zend - combobox value depending on another combobox value

as seen on Stack Overflow - Search for 'Stack Overflow'
Is there a way in Zend Framework to fill a combobox with values depending on the value chosen in a previous combobox, but on the same page? In my case I have a combobox for domain and one for specialization. If i choose Informatics in the first combobox (domain), I want to fill the second one with… >>> More
Flex 3 Value aware combo box error

as seen on Stack Overflow - Search for 'Stack Overflow'
I am using a value aware combobox, it was working fine, but recently i started getting the below error, when I try to click on combobox, and the error is random. I am not sure of it is because of any changes i have done in the coding, or some changes in data provider etc any help is appreciated.… >>> More
Using the RadComboBox button, is it possible to populate a different combobox when one combobox make

as seen on Stack Overflow - Search for 'Stack Overflow'
I have two combo boxes that are cascading. I would like to have it so that when I select something in ComboBox1, it will fire off a web method that automatically filters the list in ComboBox2. At the moment, I'm adding the value of ComboBox1 to the context key of the ComboBox2 web service when… >>> More
Populating a combobox on selectedindex change of another combobox

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I have created a custom dialog UI, which contains two combobox with SQL server instance & on selection of one of SQLServer instance, another combobox has to be filled with name of Databases on that server instance. I am able to find filling combo with SQL server Instances I had written a… >>> More

Related posts about selecteditem

WPF ComboBox SelectedItem not Updating

as seen on Stack Overflow - Search for 'Stack Overflow'
I am facing a problem while working with a WPF ComboBox. My situation is that I have a ComboBox that is displaying some values. I am adding ContentControls to ComboBox' Items property. I have bound the Content of these ContentControl to some datasource so that I can change the Content dynamically… >>> More
[WPF] SelectionChanged of a child ListBox

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I have a ListBox bound to an ObservableCollection with an ItemTemplate that contains another ListBox. First of all, I tried to get the last selected item of all the listboxes (either the parent and the inner ones) from my MainWindowViewModel this way: public object SelectedItem { get { return… >>> More
Why TabControl.SelectedContent != (TabControl.SelectedItem as TabItem).Content ?

as seen on Stack Overflow - Search for 'Stack Overflow'
The following sample shouldn't beep (in my opinion) but it does. Why? Does that mean the SelectedContent property is useless? Is it a bug in WPF? <TabControl SelectionChanged="TabControl_SelectionChanged"> <TabItem Header="Tab 1"> <Grid/> </TabItem> <TabItem… >>> More
TwoWay Binding to ListBox SelectedItem on more than one list box in WPF

as seen on Stack Overflow - Search for 'Stack Overflow'
I have a scenario where I have a globally available Properties window (similar to the Properties window in Visual Studio), which is bound to a SelectedObject property of my model. I have a number of different ways to browse and select objects, so my first attempt was to bind them to SelectedObject… >>> More
binding a WPF ListBox SelectedItem to a list

as seen on Stack Overflow - Search for 'Stack Overflow'
I have a listbox that has its SelectionMode property set to Multiple. Is it possible to bind the SelectedItem property to a List? and not to a single item? Thanks >>> More