Not sure really how to explain what I'm looking for help on. But here goes:
I have a small set of commands that I want to let my user select and then I will create a function to implement it. For instance, in our software, we have three main loops. One for the Channel being tested, One for...
I have subclassed the CollectionEditor to gain access to the CollectionForm and want to be able to know when the Add or Remove button has been clicked. Here's my subclass:
Imports System.ComponentModel.Design
Public Class MyCollectionEditor
Inherits CollectionEditor...
Is there anyway to determine when an item in a Collection that is part of a PropertyGrid has changed? For a normal item in a PropertyGrid, PropertyValueChanged is triggered. But Nothing seems to be triggered when the PropertyGrid item is a collection.
I want to know when something...
I have seen great examples here and had great hopes that it would work for our application. I need to catch a change in the GridItem and revert it under certain conditions. We are using VB.Net 2012 with .NET Framework 4.0. All the examples I have been able to find use the following code:
Dim...
I have created a DataSet in VB.Net. The Table it is connected to has a PrimaryKey. All works fine as long as my SQL Query is a Standard one like SELECT * from....
I want to use a GROUP BY but when I do I get "ConstraintException was unhandled" with the suggestion that I relax or turn off...
I have a custom-shaped form created by setting the Region to an image. I want to be able to highlight the edge of the form when it has focus. To do this I believe I need to get the outline of the form and convert it to a path so I can draw a two-pixel highlight around the edge of the form.
(1)...
I need a RegularExpression that can convert a string from a fraction or decimal like "1/2" or "0.5" to a decimal "0.5". It needs to handle both cases. Input can be either fractional or decimal, output must be decimal...
I have a DataGridViewComboBoxColumn that I allow the user to add new items to by typing in the ComboBox and hitting the 'Enter' key. That triggers CellValidating and I do the adding there by the following:
cmbColumn.Items.Add(e.FormattedValue)
All this works well, except that it leaves the...
This is such a basic question, I'm almost embarassed to ask it. How do I loop through seleted rows in a DataGridView and remove the rows?
I've tried this, but it doesn't work. After one row is removed, the index is all screwed up...
iIndex = dgvRecipe.Rows.GetNextRow(-1...
I have the folloing code using OleDB to manipulate an Access database:
Dim adpMasterRecipe As OleDb.OleDbDataAdapter
Dim dsMasterRecipe As New System.Data.DataSet
adpMasterRecipe = New OleDb.OleDbDataAdapter("SELECT * FROM tblMasterRecipe WHERE MasterID = @MasterID"...
I have a RichTextBox. I process all the formatting and everything works fine. There is an exception. When I have selected text that have two states of formatting in it, the SelectionFont member is set to Nothing. I notice that WordPad recognizes this condition and kindof greys out the affected...
I have a RichTextBox where part of the RichTextBox is Bold and the rest is not. If I do a SelectAll, the SelectionFont member doesn't get set.
Anyone know why?
In WordPad, with the identical Font and bolding set on part of the text, the SelectionFont appears to get set to the first font it...
Is there a way to launch a Modeless Dialog that stays active even when a Modal Dialog is launched? Can I put the Modeless Dialog in a seperate Thread or something like that?
I have a DataGridView that was created using the wizard. I made a change to one of the column's data and I want to save the changes back to the database. Here's the simple code:
Me.WHVMastersUniverseTableAdapter.MastersOnHold(Me.PreManfDataSet.WHVMastersUniverse)
dgvMasters.AutoResizeColumns()...
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