DataGridViewComboBoxColumn Error on Enter keypress
Hi,I'm creating a datagrid in code, setting the datasource to a datatable object. I don't need to write back the data to the datatable object, I'm having issues using combo box controls on the...
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How to update fields on windows form after updating value in combobox?
Hi, I have combobox on windows form, named 'Patient ID'. I would like, when user apdates this field, for other fields on that form to be updated. Please see image attached. Can anyone help me with...
View ArticleTOOLBAR SEARCHING AND SORTING
HI. DEVELOPING A WINDOWS FORMS APPLICATION, TWO BUTTONS, ONE LOADS DATA FROM A CSV FILE INTO A DATA GRID, THE OTHER BUTTON, SAVES THE FILE, NOW HAVE A TOOL BAR, AND A BUTTON, SORT ITEMS, SO DO I THEN...
View ArticleCreating validation for user input via visual basic code?
Hi,I have 5 fields on my form which I need to validate on lost focus and save button. These fields must be mandatory. Searching through google I have find useful...
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Time picker (vs 2013) insted of date
Hi, Is there any control which allow the user to pick ONLY time (not date)? May be the UltraDateEditor can be set up some way to achieve this. Here is an example of what I want: This is a...
View Article[ASK] C# Webbrowser control cannot change referer.
Hi there, Now I'm still trying to build a custom webbrowser using webbrowser control. But today, I found a problem in referer. When I put this code :wb.Navigate(_domainClick, null, null, "Referer: " +...
View ArticleDisplay Image In dataGridView Stored in Sql Server Database.
Hi Friend,i having trouble in one project, i have stored the image in sql Server Database Successfully but now i have to display those image associated with the other records in to the dataGridView...
View ArticleHow to make combobox values searchable character by character (google like)?
Hi, I was wondering how to make combobox values searchable character by character (google like). For example, if text box cointains list of emploleey (their names), if I type 'J' I will get automatic...
View ArticleDataset Designer: "Unable to find connection MyConn (MySettings)1 for object...
Everything was working well yesterday, but today when attempting to open and preview one of the queries of a tableadapter in my application's most crucial dataset, generates this error:"Operation...
View Articleforce update in datagridview
hi all.i have a problem with the standard datagridview control:on my form i have a datagridview control, bounded to a datatable.the datagridview is editable.after the user modified some data in a row,...
View ArticleType into a DataGridView combo box does not change selected Value
I create a datagrid and populate it with dummy data like thisDataGridView dg = new DataGridView(); dg.AutoGenerateColumns = true; //Populate the combo box datasource DataTable dtComboData = new...
View ArticleDatagrid View cells as Boolean : Using Datagrid view similar to MS Outlook...
I am trying to develop a time sheet similar to Outlook meeting scheduling thing. I have days as rows and time as columns. I am trying to use cells in Datagrid view such that when user select cell...
View ArticleRemoving duplicate records in a datatable
Using c#I have a windows form with a datagridview that is bound to a datatable.This table contains duplicate records I would like to identify one of the duplicate records with a check in a checkbox...
View ArticleDataGridView InvalidOperationException when changing BindingSource.DataSource
I receive an "Operation did not succeed because the program cannot commit or quit a cell value change" error when I change the DataSource of the BindingSource bound to the DataGridView. This occurs...
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Creating windows form based on OrderHeader table containing subform...
Hi, I am trying to create OrderHeader form which will contain subform "OrderDetail". User can input data about order header (date, customer etc), and in subform user will be able to input as much rows...
View Articleit wont UPDATE
I have written this code, it works perfectly but it wont edit (update) the selected data. have I missed something.using System; using System.Collections.Generic; using System.ComponentModel; using...
View ArticleDataGridView CheckBoxColumn
I'm binding my DataGridView control using Linq as bellow:gridCalendar.DataSource = from n in DbNegahbani.Negahbanis select new { n.Id, Date = Utility.ConvertGregorianDateToPersianDate(n.Date), n.IsOff...
View Articlevshost causing sta thread exception error again??
Similar to this thread, but up to date:https://social.msdn.microsoft.com/Forums/windows/en-us/dee32dbf-be81-46d5-84f6-72fc0f22e960/dgvcomboboxcolumn-gives-threadstateexceptionc# app with datagridview...
View ArticleDataGrid WPF column size
Hi,I have DataGrid in WPF and I set columns size in XAML. <Viewbox Grid.Row="3" Grid.Column="0" Grid.ColumnSpan="4" VerticalAlignment="Top"><DataGrid Name="tabulka"...
View ArticleFormatting Text - DataBindings
I'm running VS C# 2013.In my SQL Server database, the field "price_per_sq_ft" is a varchar. When it binds to its textbox, I'd like to prepend a "$" so that, say, "831" shows in the textbox as "$831"....
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