Create Custom Combobox ?
Mar 4, 2012I want to create ComboBox that looks like this:
I have all the images needed for this set. where should I begin to create something similar?
I want to create ComboBox that looks like this:
I have all the images needed for this set. where should I begin to create something similar?
I am making a custom ComboBox, inherited from Winforms' standard ComboBox. For my custom ComboBox, I set DrawMode to OwnerDrawFixed and DropDownStyle to DropDownList. Then I write my own OnDrawItem method. But I ended up like this:
How do I make my Custom ComboBox to look like the Standard one?
Update 1: ButtonRenderer After searching all around, I found the ButtonRenderer class. It provides a DrawButton static/shared method which -- as the name implies -- draws the proper 3D button. I'm experimenting with it now.
Update 2: What overwrites my control?I tried using the Graphics properties of various objects I can think of, but I always fail. Finally, I tried the Graphics of the form, and apparently something is overwriting my button.
Here's the code:
Protected Overrides Sub OnDrawItem(ByVal e As System.Windows.Forms.DrawItemEventArgs)
Dim TextToDraw As String = _DefaultText
__Brush_Window.Color = Color.FromKnownColor(KnownColor.Window)
[code]....
This is what I would like to achieve:To create a custom messagebox, with varying number of buttons with custom .Text descriptions, and other features. I intended to have a property array that would be redim-ed and have values (.Text values) set by the calling class:
[code]...
how to specify a custom icon for display in the toolbox window when you create your own custom control? Something other than the dreaded "gearbox" icon.
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I'd like to save all the information to a 'new' database file. how to create a database on the fly, once that is done i'll be able to connect to it no problem, but actually creating the file is proving difficult to work/find out.
Also, with vb.net and the newly created custom file, how can it be made to automatically open that information with the program?
Is there a method in installation to associate the file type with the new program? How can i check when the program loads if a database file has been 'double-clicked' (rather than just running from the .exe of the program) and proceed to load the data?
EDIT1 - Extra InfoThe windows application has many different fields and content etc, then i need to save that to a file that could later be loaded by 'double clicking'. I assumed the easiest way would be to create a mini-database for each unique file
So I have a custom control that acts like a combobox and I want to use a custom background image for it. I also want to use a custom hover color and remove those white borders or set them to transparent as seen in the picture below.
View 9 RepliesI have a custom control that acts like a combobox and I want to use a custom background image for it.
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Public Class frmJobs
Private Sub DataGridView1_RowsAdded(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewRowsAddedEventArgs) Handles
[Code].....
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View 4 RepliesAppropriate Title would be: Bind comboBox Tag to database.I have a comboBox on form which is bounded but and I need to populate it manually. With some reading on net i have found a way but it is not working
I can populate my combo, select item in combo, update database but the problem is when I load my form it displays empty combo (combo is fulled with my custom data but nothing is selected it must select correct ItemText) and after selecting a value in combo, the value disappears as soon as combo losses focus .
[Code]...
I have a custom combobox. Items are of this class
Public Class CustomItemsCombo
Public Sub New(ByVal valore As Integer, ByVal descrizione As String)
Me.Valore= valore
Me.Descrizione= descrizione
End Sub
[Code] .....
I'm trying to create a ComboBox control with a TreeView style. I have been giving a link to an article by MSDN forums which include a sample as a starting point. [url] I downloaded the sample and convert its C# code to VB. The sample is a windows forms application so I moved the controls of the sample to a new Windows control library. I also modify and added some of the code to try to make it the way I want. Now I'm facing a problem with this control and I need your help to understand why it not behaving the right way. I'm trying to learn and build a ComboBox with a TreeView style.
The control inherits from the windows ComboBox control and when I place it on a form for the first time it look exactly as a CompbBox control but once I run the application for the first time the control appearance become deferent and it's not drowning its self as the windows ComboBox do. When I try to expand its width by dragging one of its sides by the mouse it doesn't work properly. I struggled understand why its behaving this way and how I can correct this behavior but unfortunately I couldn't. [Code]
I got a combobox which is filled with values from datasource. By default the first value is chosen which is fine but I need to display "Choose country" as the default combobox text. The user then can choose from the drop down list.
[Code]...
i create my custom combobox control and i'd like to set DropDownStyle property on DropDownList but it not works correctly. [Code] When i put my custom control in my form i want to see DropDownStyle set to DropDownList and not DropDown as default.
View 9 RepliesI want to create a custom class that has inside an array of another custom class (see my code below) but when the programm runs is crashes. Why? What is the right expression???? Plz help I'm a newbie in VB.net.....
Public Class ctrarray
Public nameclass As String
Public ctrlindex(glvar_spaces) As ctrlindexclass
End Class
[code]....
I need two seperate lists, which every item is Integer, String, Bitmap - and one which every item is Integer, String String. However I don't know how to do this, or even where to look - I've googled for custom objects and custom object lists. What I'm trying to do is this.Custom Object1 is Integer, String, Bitmap Custom Object2 is Integer, String, String
In one thread I'll be adding items to List1(Of Object1), and processing them, and adding the results to List2(Of Object2), however I need to be able from other threads to look at the list and say only give me the items where Integer = (my thread ID), is this possible? Any help, or even links to information that would be relevant to this request would be helpful?
I was trying to block the closing of a custom combo box popup window in my custom DataGrid. The popup window comes by pressing F4 or ALT+DOWN keys in my datagrid which is getting closed if I press the down arrow for the first time, after showing the first value in the combo box as selected. Next time onwards, if I press the F4 key and down arrow, I can move to any item in the popup window and select the item using keyboard and in that case, the popup window is not getting closed till I press the ENTER key or selection using the Mouse.
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I can't figure out what I would be doing wrong to cause this, or why it is putting the project name in front of the control, but then not accepting it. I am also struggling figuring out how to change the back color on an individual cell in an Datagridview Combo Box. The style.backcolor property of the cell doesn't seem to do anything.
So I know this will end up being a hard task, but I want to figure out how to do it. My language won't be outrageously sophisticated. Here is an example of what it'll do[code]...
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