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Questions tagged [combobox]

Combobox allows to select one option out of several (similar to a dropdownlist), or to type a custom option.

allows to select one option out of several (similar to a ), or to type a custom option. The main difference with the is thus that it's editable.

Although comboboxes are primarily meant for single selection they may be customized to support multiple selections.

, and are quite similar. However, is a read-only dropdown list of options and is a read-only list of options. Whereas in case of , the user can either select from the dropdownlist or type a value directly into the input field.

Drop-down list is sometimes also refered to as non-editable version of combobox.

See Wikipedia entry for Combobox.

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ComboBox.SelectedText doesn't give me the SelectedText

I am building a String and the code looks like String status = "The status of my combobox is " + comboBoxTest.SelectedText I am using WinForm in VS2010 The result looks like "The status of my combobox is "
Cocoa Dev
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VB.NET: how to prevent user input in a ComboBox

How do you prevent user input in a ComboBox so that only one of the items in the defined list can be selected by the user?
CJ7
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jQuery UI Autocomplete Combobox Very Slow With Large Select Lists

I'm using a modified version of the jQuery UI Autocomplete Combobox, as seen here: http://jqueryui.com/demos/autocomplete/#combobox For the sake of this question, let's say I have exactly that code ^^^ When opening the combobox, either by clicking…
elwyn
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ComboBox SelectedItem vs SelectedValue

The following code works as you’d expect — MyProperty on the model is updated when the user picks a new item in the dropdown. comboBox1.DataBindings.Add("SelectedValue", myModel, "MyProperty", true, DataSourceUpdateMode.OnPropertyChanged); The…
Adam Lear
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WPF ComboBox performance problems by binding a large collections

I'm trying to bind a large collection to a ComboBox and I faced performance problems when opening ComboBox's popup. I searched internet and found that using VirtualizingStackPanel as a items panel template might help, but it helped only partially.…
Alexey
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QComboBox - set selected item based on the item's data

What would be the best way of selecting an item in a QT combo box out of a predefined list of enum based unique values. In the past I have become accustomed to .NET's style of selection where the item can be selected by setting the selected property…
cweston
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How to get the selected item of a combo box to a string variable in c#

Can anyone tell me how to get the selected item of a ComboBox to a string variable? string selected = cmbbox.SelectedItem.ToString(); MessageBox.Show(selected); This gives me System.Data.DataRowView in my MessageBox
Roshan
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Is there any difference between drop down box and combo box?

Is there any difference between drop down box and combo box [ HTML ]? Actually the point is, everytime i say something like: "there is some problem with the combo box", my senior says: "that's not a combo box that is a drop down", :)
Rakesh Juyal
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Auto-width of ComboBox's content

Does anybody know a way to set the ComboBox's content's width to autosize I do not mean the ComboBox itself, just the opened content.
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AutoComplete ComboBox in JavaFX

I'm looking for a way to add autocomplete to a JavaFX ComboBox. This AutoFillBox is known but not what I'm searching. What I want is a editable ComboBox, and while typing the list should filtered. But I want also to open the list without typing and…
JulianG
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C# WPF IsEnabled using multiple bindings?

I have a WPF xaml file describing a section of a GUI and I'd like the enabling/disabling of a particular control to be dependent on two others. The code looks something like this at the moment:
Jon Cage
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How to bind a ComboBox to generic dictionary via ObjectDataProvider

I want to fill a ComboBox with key/value data in code behind, I have this: XAML:
Edward Tanguay
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How do I set combobox read-only or user cannot write in a combo box only can select the given items?

I am facing a problem in setting the combo property such that only user can select the values form given items, but I cannot write in the combo box. How can I do so in C#?
Badr
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How can I dynamically change auto complete entries in a C# combobox or textbox?

I have a combobox in C# and I want to use auto complete suggestions with it, however I want to be able to change the auto complete entries as the user types, because the possible valid entries are far too numerous to populate the…
Sam Hopkins
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Why can't I select a null value in a ComboBox?

In WPF, it seems to be impossible to select (with the mouse) a "null" value from a ComboBox. Edit To clarify, this is .NET 3.5 SP1. Here's some code to show what I mean. First, the C# declarations: public class Foo { public Bar Bar { get; set;…
Matt Hamilton
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