combobox

  1. dualshck012

    Autocomplete in combobox, matching any part of string.

    I have a combobox control, and it contains items: 123 abc 12 ab abc 123 def ghm 123 I want when i write "123" into combobox, then dropdown list will show: 123 abc abc 123 ghm 123 I already have a code but I'm getting this error message: An unhandled exception of type...
  2. R

    How to filter datagridview using multiple combo boxes?

    Hi all! I am very new to coding and am trying to learn C# through little project. I spent a week or more trying to find solution, but although there is many threads, none of them made sense for me and couldn't get it to work. I have a form with datagridview and I want to create another 5...
  3. NolansPapa

    Question How do I setup comboBox data source property to get a file from my HDD?

    I am a newbie....lets just start with that....so forgive my very basic questions on this site.....please. I am trying to build a GUI for testing 3 different types of modules. I am using a comboBox with a dropdown with the names of the 3 different modules in the Collection property. Thats not...
  4. B

    Question How to correctly made two depending Comboboxes?

    I have a problem with two dependent Combobox. I want to do the dependent Comboboxes. When selecting an area in combobox1, a free taxi located in this area should be displayed on combobox2. I found this video on YouTube and tried to use the code in this video...
  5. C

    Add ComboBox Item after loading from query...

    I have loaded a comboBox with items from a query. It works well. I need to add another item after loading from a query. It is an item that I don't want in the table. Is this possible? comboBox.ValueMember = "NetPK"; comboBox.DisplayMember = "NetName"; comboBox.DataSource = dt...
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