combobox

How can I add Items to a ComboBox from a TXT file, at the click of a button? It seems that you can somehow use: public static ... 000.txt")); Swears on Items and ReadAllLines, import System.IO did, though just via ComboBox. addItem("one"); adds normally.

There is a combobox with three lines and two listboxes. There are 21 numbers in the first listbox, and these numbers are tran ... I select the second row of these 7 numbers are no longer there, they remained in the first row and they can be viewed there.

I wrote a Listbox, it looks like this: Now you need to make a Combobox, but I can't understand one nuance. If all the pre ... tion of one of the presented elements. Also, I don't like the Dialog form option due to the loss of focus of the parent form.

There is a class Street, with a description of an object of the "street" type, which contains itself private String name;, pr ... t it seems to me that it is possible to solve it through passing objects, and not just strings. In tables, this method works.

This is a cod. to fill a combobox with a list that will be populated through the insert event that will rescue a value from a ... em)) combo.Items.Remove(item); }); }); } Note: the error only appears when triggering the event.

I am typing a text that is in a ComboBox of VBA/Excel, but the initial part of the text coincides with another already incl ... percase and I want to write in lowercase, it always brings in uppercase. How to lock this auto add-on? Can anyone help me?

I'm trying to assemble this associative array, in the case of combobox for the state of São Paulo, it has to show 5 cities of ... the empty field 5 times, I took it from inside the for it repeats once but still yes empty. Since now I appreciate any help.

Let's say you want to list in a ComboBox items for sale on an e-commerce site. But in this list, I want the category name to ... But it would still be good until I can indent the items. More or less like in engraving a follow: Is it possible? Come again?

I'm following a video class of php with mysql and I'm able to list the data of a table in a list, just so you know that the p ... <?php //Passo 5 - Liberar dados da memória mysqli_free_result($categorias); ?> </body>

I want to use a TComboBox with the property style = csDropDown as if it were a TEdit. But why use a TComboBox then? Because I ... f it, the AutoComplete. But I want to remove the down arrow that is in the right corner of the component. How do you do that?

Good afternoon, I want to make a program that uses multiple combobox and in one window. But I can't get them both to show up. ... enciaPainel size_hint: [8, None] height: '32dp' on_text: root.textoEntradaPotenciaPainel = self.text

I am using C # Windows Forms with .NET 3.5. I entered all Federation states within the items property of my combobox. When I ... Code: Conta conta = new Conta(); conta = controle.Ler(id); cboEstado.SelectedItem = conta.estado;