datagridview

How can we do paging in datagridview in winform

I want to show 10 records per page in a datagridview on a window form and user must click next button to show next 10 records. Is it there some property in DataGridview or do i need to create a custom control. What i need to do to achieve this. ...

Show bit Column as a checkbox column in unbound Datagridview

Dim Comp = From C In db.Table1 _ Select C.Completed, C.Taken, C.Namne Datagridview1.DataSource = Comp Am using the Entity Framework and Columns Completed and Taken are of bit Datatype. When the query results are displayed in the datagridview, these bit columns are returned as of ColumnType Textbox - so i get a Datagridview textbox col...

DataGridView error when set DataSource

I got an error when run datagridview.DataSource = dataView; dataview is correct. I can see data inside it when I debug program. I got next error "Object reference not set to an instance of an object." Any Ideas? code: this.datagridview = new System.Windows.Forms.DataGridView(); ... DataSet ds = new DataSet(); XmlReaderSetting...

WPF/MVVM: Sync scrolling of two datagrids in different views

I have two datagrids side by side bound to different data tables and each with their own view. The datatables both have the same number of rows, and I want both grids to maintain the same scroll position. I am having trouble finding a way to do this using MVVM... anyone have any ideas? Thanks! -Steven ...

Get Row of DataGrid in User Control Page

My Question is related to access the rows in one page and putting conditions in another page. I need to check whether a datagrid has row in it or not. DataGrid is in .aspx page. Based on this checking i need to write a condition in .ascx page. the .ascx on which condition is checked is linked to .aspx page. Meaning that UserControl1.a...

In a Windows forms application, how can I use a listbox in a DataGridView coloumn instead of a combobox

I'm working on a windows forms application that uses a DataGridView. Some of the cells contain a DataGridViewComboBox. In some cases, I have several values to display in the combobox. For that scenario, it would be better to use a ListBox instead of a ComboBox. Is it possible to use a multi-column listbox within a DataGridView instead of...

Using VirtualMode on a DataGridView when the number of rows/columns isn't known

I need to display an unknown length sequence of dictionaries with unknown keys efficiently in a data grid. This sequence is the result of a potentially slow LINQ query that could contain any number of results. At first I thought that VirtualMode on DataGridView was what I was looking for but it appears that the number of rows and column...

Datagridview error

I have two datagridviews. So for the second one, i just copy-pasted the code from the first and changed where the difference was. But i get an error at the secod data grid when i want to view the result of my sql code. Translated in english the error show something like that there was no value given to at least one required parameter. Pl...

In a Windows forms application, how can I setup can I set up the SelectedIndexChanged handle for 4 different comboboxes

In a Windows forms application, within a DataGridView, I have 4 different DataGridCombobox controlshow can I set up the handler SelectedIndexChanged handler for the first combobox via the EditingControlShowing event. I added code for a second combobox but the SelectedIndexChanged didn't get wired up. Here's my code. Any advice would be ...

C# Same DataSource + Multiple DataGridViews = Data Binding Issues?

Here's what I'm doing: I have (2) DataGridView controls DGV #1 is bound to the DataSet, DGV #2 is bound to a DataView of the SAME DataSet Now, what I'm needing to accomplish here is this: When a user checks a boolean column on the original DGV, the second DGV should now display the newly checked row also. The context is that the fir...

System.Windows.Forms.DataGridView does not display data

All I am doing is a simple: // Both the methods, order.GetAllOrderItems() and order.GetOrderedItemsWhereBrandIs("foo") // return an IEnumerable<T> so the assignment to the DataSource property of the DataGridView // should be fine. The problem is in re-assigning the data source property. public void DisplayItems() { ...

How can I reorder columns in a DataGridView?

so I fill my DGV with some data and set some columns invisible: var part = inventory.espiromex_product.Where(p => p.descriptionsmall == cmbMainP.Text).First().partnumberp; dtgAssy.DataSource = inventory.espiromex_productsub.Where(p => p.partnumberp == part); dtgAssy.Columns["idproductsub"].Visible = false; ...

DataGridViewComboBoxColumn behavior: Odd differences between DataPropertyName, ValueMember, and DisplayMember?

VB.NET 2008 .NET 3.5 I hope my title isn't too misleading. I know what the three properties are/do, but have a question about their behavior that led me on a wild goose chase for a while. I have a DataGridView that is bound to a BindingSource. The BindingSource is bound to a list of complex objects. The DataGridView contains a Comb...

Ext.data.JsonStore + Ext.DataView = not loading records

Hi guys, I'm trying to make a DataView work (on Ext JS 2.3). Here is the jsonStore, which seems to be working (it calls the server and gets a valid response). Ext.onReady(function(){ var prefStore = new Ext.data.JsonStore({ autoLoad: true, //autoload the data url: 'getHighestUserPreferences', ...

DataGridView not displaying a row after it is created

Hi, I'm using Visual Studio 10 and I just created a Database using SQL Server CE. Within it, I made a table CSLDataTable and that automatically created a CSLDataSet & CSLDataTableTableAdapter. The three variables were automatically created in my MainWindow.cs class: cSLDataSet cSLDataTableTableAdapter cSLDataTableBindingSource I ...

Block the display of cell on editing control

Hello, I have creating a custom datagridviewcell where i have implementing the editing control mode to show a custom control. this is my code : public class MonthCalendarCell : DataGridViewImageCell { public DateTime date { get; set; } public MonthPanelEvent panelEvent { get; set; } public MonthCalendarCell() : base() ...

DataGridView Column drag and drop with Auto-horizontal scroll

Can anyone please suggest how should I implement column drag and drop (with auto scroll) feature in DataGridView. I know I can use the controll's AllowUserToDragDrop option. However, since my datagridview control has relatively large number of columns, I need an auto scroll feature which follows the current drag-drop position so that use...

Custom DataGridView column sort based on Value not Formatted value

I have a custom DGV cell I'm using to display the contents of MyType objects. To control how they're being formatted I'm overriding the GetFormattedValue() and FormattedvalueType methods of DataGridViewTextBoxCell because in this case I don't want to use the default ToString() method. The problem is that when I do this the DGV is sorti...

DataGridView CheckBox events

I'm making a DataGridView with a series of Checkboxes in it with the same labels horizontally and vertically. Any labels that are the same, the checkboxes will be inactive, and I only want one of the two "checks" for each combination to be valid. The following screenshot shows what I have: Anything that's checked on the lower half, I...

Drag rows out of a multiselect DataGridView

I'm having a problem dragging rows out of a datagridview. The grid has the property multiselect = true and every time I select the rows I want to drag out and then left click on the grid again, the selected rows disappear. Anyone got a solution / a working example? Thx. ...