I have a datagrid which receives updates for every 1 minute from the database. Whenever it gets update my whole form gets freeze and I cant do anything. To add on when first I log in also the log in page gets freeze because the form is being loaded during the first time.
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I have an excel file that I would like to load into my form and display there.
View 1 RepliesHere is vb.net 2008 code is: Public Function CheckURL(ByVal URL As String) As Boolean
[Code]...
when a url is processing in checking it hangs my application for a while. Is this possible it checks smoothly all url list without hanging my application.. Is there any other fastest way to check urls? Note: I have about 800 urls in file to check all links a valid by website responce or not.
I have a windows forms app (32 bit) written in VB2010 which occassionally hangs in windows when minimised to the task bar You click on the icon on the taskbar and it will not come back up on the screen
No other modal forms are open in the application when the hang occurs Other programs respond OK
I ran Process Explorer against when it was Hung but do not know how to interpret the stack page, or even if it is helpful STack page with my application selected and Threads tab selected with CSwitch Delta column sorted descending. Then double clicking the top entry (my application .exe)
Note: This is running on an x64 machine, but also hangs on x32 machines
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I have a vb.net 2010 windows forms application (32 bit) which is hanging regularly on SOME computers, mainly when minimised to the task bar
View 6 RepliesI want to fill the textboxes with datagrid value ie the row that is selected. i am working on vb.net windows application
View 1 RepliesThis is a VB .NET application where we are showing the output of a SQL statement in a Datagrid view. using .NET 2005.We need to get the seperators of the headers on the grid control to be the same colors as the GridColor on the form. See the picture below:We've tried looking through all of the properties of the DataGridView control, and found some interesting things that looked promising such as the DataGridViewAdvancedHeaderStyle, and DataGridViewHeaderBorderStyle, but none of it seems to allow you to change the colors on it.Does anyone know how to do this without remaking the entire thing with a GDI+ control?
View 2 RepliesIs there a way to automatically put a Data Grid Row Column in a data Grid?[code]...
View 5 RepliesI have the below code that i am trying to have two datagrids with a grid splityter in the middle. The split seems to be working fine but the issue i am having is when I populate the datagrid it is growing in height and changing the splitter instead of leaving the height alone and adding scroll bars.
What simple thing am I overlooking?
<Grid x:Name="gdHistory" Grid.Column="0" Grid.Row="2" >
<Grid.RowDefinitions>
[code].....
I have a problem with importing an excel into a data grid.
Here is my code:
Try
Dim _Obj As New ExcelConnection.ExcelConnection
_Obj.ImportAttendence("c:Info_pc.xls", DataGrid1)
Catch ex As Exception
End Try
In the excel i have numers and text and "Service Pack", "Processor Speed" and "Numar procesoare(Number of processors)" and the values for these are numers. in the data grid when i import the excel those values doesn't appear, i receive the value "null".
I have 1 datagridview and i want to transfer all records to another datagridview, how can i possibly do that. Newbie here. This is my code in transferring 1 record to another datagridview to another one.
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how to cambine 2 data grid view into 1 data grid view
View 2 RepliesI just want to display data in a DataGridView (from SQL - already made the connection) based on what is selected in a ComboBox (data that is also coming from SQL). The 2 are separete on the form. I am using VB 2010.
This doesn't work for me:
objCommand2.CommandText = "SELECT ProductID, Name, Color, Size, ListPrice FROM SalesLT.Product WHERE ProductCategoryID = " & cbCategory.SelectedValue
[code].....
The control comes up blank??Imports System.Data Imports System.Data.OleDb Public Class Form1
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I'm trying to create a simple Data Grid that will automatically save changes. So far I have a data grid connected to a MS Access 2007 Database that reads the data. I can create new fields in the Data Grid, but I need to program to save the data automatically to the database on update (or on close).
View 6 Replieshow to display data in grid view using code that you can edit, update and delete the data...do i need to have a stored proc in this?
View 4 RepliesAre there any good free alternatives to DevExpress data grids (WinForms)?I am looking for WinForms Data Grid and Data Editor Controls.
View 1 RepliesData binding should be an extremely simple thing to manage but I can't find a SIMPLE solution to the following problem.
I have two forms
Form1 contains a 4x4 MSFlexGrid (unfortunately an unmanaged COM object but I can merge cells, which I can't do with a managed Datagrid)
Form2 contains other controls which change the data in the Flexgrid.
I connect the two with a Public 4x4 array. Form2 changes the data in this array. I can update the grid data by reading the array. But how do I bind the Grid to the array so that it auto-updates - which is the whole point of binding isn't it?
I am trying to pass a different template to a Telerik Grid, depending on if the add button or the edit button is pressed (on creation: a few field to fill. on existing: add button : some extra fields to fill, edit button : most field are read-only, new field to fill).
Dim myGrid = Html.Telerik().Grid(Of SomeModel) _
.Name("myGrid")
If Model.Action = AddNewData Then
myGrid.Editable(Sub(editing) _
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I have no idea on how to do the if "gridBoutonPushed = Add" then part.
I have a datagridview which have 5 columns. The name of the columns are T,C,F,S,H. [cod]e...
So i want to display this data in datagried view. I must display the number beside T to T column, the number beside C to C column and so on. It should only display number in the respective column. It should not display the T,C and so on. [code]...
i have a form which search data in specific date and show result in the datagridview, what i want is that when delete button is clicked all datas that in the datagridview will be deleted sameway in the database
View 3 Repliescan data reader be used as a data source for a grid control?
View 5 Repliesi have a problem with the sales transaction. i need to show all the product purchase and i need to show it on the data grid but everytime i input a product it keeps on replacing the data i entered. need code for adding data in the rows of data grid.
View 1 RepliesI'm using a mysql as my backend database and i'm using the mysqldata adapter for binding the data, i have my data in the database, but the problem is i don't know how to retrieve it, for example when i want to add a record, before i add that record, i want to retrieve the data in my database to trap that the record i'm adding is an existing record
View 11 RepliesInstead of computing the result for each value of variables in combo boxes 1 & 2 separately. I want to compute the result for all the values of variables in both the combo boxes. This whole collection of computations is to be displayed in the Data Grid View, while on top of each column I want combo boxes with the same values as combo box 1 & 2, to optimize the selection from Data Grid View.
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I have a data grid view on a FrmItem Form, data grid fill with table item master and item master have 1 lack item. when user click on item text box then FrmItem Form call and when user choose any item then FrmItem form close and it return item code.The problem is every time when user press any key on Item text box, Frmitem load 1 lack item which takes a lot of time around 10 second.So i want Data grid fill when i start application and use that Data grid on the Frmitem form.data grid is already loaded and its not take more time. may be its show with in seconds.
View 4 RepliesI just started using Visual Basic and Visual studio and I was wondering how can I import .xlsx data into the data grid view.
View 18 Repliesi was wondering if there are other ways of showing data coming from the database.currently [ as per in my previous thread] i am using a [bind] datagridview.e.gthe table has
id, name, quantity
im thinking that listbox could be one, but it just shows 1 [e.g name].
I am trying to add data to a database which is in a data grid view I have added a column which says description with a drop down box.
The data source is in another data section as screen shot shows my data grid view.
get the data which is in this data source.
Try
Me.Validate()
Me.ProductsBindingSource.EndEdit()
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When datagrid is filled with data the table it shows doesnt actually fits to teh size (physical size) fo the dataset. How do i make the table fit to teh datagridview cotnrol? therefore every time i chaneg the form size it changes the size of the datagrdview control along with the it chanegs the size of table?
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