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Today’s user guide is designed to help you if you get a paging error code in your Windows Datagrid application. g.The C # paging logic is contained in a single pager class that handles the following constructor issues: totalItems (required) – The total number of items to paginate. currentPage (optional) – You can see that the current active page is set to all first pages by default. pageSize (optional) – The value of the elements on the page, ten by default.
g.
Public Class PagedGrid: DataGridView pagination page; SQL queries; Civil void SetPagedDataSource (SQLQuery s, BindingNavigator bnav) dies S; = int level = DataProvider.ExecuteCount (see CountQuery); pg = new pagination (number, 5); bnav.BindingSource = pg.BindingSource; pg.BindingSource.PositionChanged + = new event handler (bs_PositionChanged); //first page string q = s.GetPagingQuery (pg.GetStartRowNum (1), pg.GetEndRowNum (1), true); Data table Dt = DataProvider.ExecuteDt (q); Data source = dt; void bs_PositionChanged (object sender, EventArgs e) int selling point = ((BindingSource) sender) + position 1; row q = s.GetPagingQuery (pg.GetStartRowNum (pos), pg.GetEndRowNum (pos), false); Data table dt = DataProvider.ExecuteDt (q); Data source = dt; Public void UpdateData () DataTable dt implies (DataTable) DataSource; create (SqlConnection con = new SqlConnection (DataProvider.conStr)) con.Open (); Since sqldataadapter = new SqlDataAdapter (see CompleteQuery, con); SqlCommandBuilder db = new SqlCommandBuilder (da); da.UpdateCommand corresponds to cb.GetUpdateCommand (); da.InsertCommand = cb.GetInsertCommand (); da.DeleteCommand matches cb.GetDeleteCommand (); da.Update (dt); MessageBox.Show ("Changes are written to the database!"); TO /// /// Provide the functionality of the next search page, etc. change the page. /// Quality public paging open int _totalSize = 0; private int _pageSize means 0; public intTotalSize will return _totalSize; regulate in the case of (value <= 0) throw a new exception ArgumentException (); _totalSize = value; public int Page size will Again the page _pageSize; regulate if (value <= 0) heave new ArgumentException (); _pageSize is equal to value; average number of pages per person (int totalSize, int pageSize) this.TotalSize = totalSize; It's .PageSize = pageSize; public court int GetStartRowNum (int PageNum) if (page number <1) Exception at peak start ("page number starts at 1"); in event (PageNum> GetPageCount ()) throw a new exception ("The page starts with" + GetPageCount (). ToString ()); 1 + cancel ((PageNum - 1) 5._pageSize); public int GetEndRowNum (int PageNum) if (page number <1) generate a new exception ("page number starts with only 1"); if (PageNum> GetPageCount ()) throw a modern exception ("Page number starts with" + GetPageCount (). ToString ()); return _pageSize + ((PageNum - 1) * _pageSize); public GetPageCount () the whole unite (int) Math.Ceiling (TotalSize / (decimal) PageSize); public bool IsFirstPage (int PageNum) is there (PageNum == 1) returns true; recover badly; public bool IsLastPage (int PageNum) if (PageNum == GetPageCount ()) returns true; false return; internal int _currentPage = 1; public int Current page will _currentPage delivery; regulate _CurrentPage = value; public int NextPage will in case (CurrentPage + 1 <= GetPageCount ()) _currentPage implies _currentPage + 1; return _currentPage; widely available on previous page will in the case when (_currentPage - 1> = 1) _currentPage is equal to _currentPage - 1; use _currentPage again; private BindingSource _bindingSource = null; Most people BindingSource BindingSource will if or if (_bindingSource == null) _bindingSource = clear BindingSource (); List test = new List (); for (int i means 0; i /// Help with pagination requests /// Population class SQL query exclusive string IDColumn = ""; private group WherePart = "1 = 1"; private archipelago FromPart = ""; The private SelectPart string matches ""; public SQLQuery (SelectPart string, FromPart string, WherePart, IDColumn string) this.IDColumn = IDColumn; this.WherePart = wherepart; this.FromPart = departure; this.SelectPart = SelectPart; Public-String-CompleteQuery will obviously if (WherePart.Trim (). Length> 0) return string.Format ("Select 0 for 1 or 2", SelectPart, WherePart); part, another return string.Format ("Select 0 as 1", SelectPart, FromPart); Number of market chain requests will as if (WherePart.Trim (). Length> 0) return string.Format ("Select number (*) as 0, where 1", FromPart, WherePart); friend y return string.Format ("Select number (*) 0 from", FromPart); public collection GetPagingQuery (int fromrow, int torow, bool isSerial) vonrow--; if (isSeriell) return string.Format ("0 in particular 1> = 2 and 1 <= 3", CompleteQuery, IDColumn, fromrow, torow); another Sequence select1 = ""; select2 line is ""; if (WherePart.Trim (). Length> 0) select1 matches string.Format ("Select top 3 0s from 1 2", SelectPart, FromPart, WherePart, torow.ToString ()); Select2 matches string.Format ("Select Top 3 0 1 of 2", SelectPart, FromPart, WherePart, fromrow.ToString ()); another select1 = string.Format ("Select surface 2 0 from 1", SelectPart, FromPart, torow.ToString ()); Select2 is equal to string.Format ("Select top 2 0 from 1 cm, SelectPart, FromPart, fromrow.ToString ()); in cases where (fromrow <= 1) Returns select1; another return string.Format ("0, except 1 centimeter, select1, select2);
How to paging in DataGridView in c#?
hidden void Form1_Load (object sender, EventArgs e) SQLQuery s implies new SQLQuery ("*", "table", "", "id"); pagedGrid1.SetPagedDataSource (s, BindingNavigator1);
Note. The DataPrivier class is not included here. It is a simple class that recoups data tables from any source.
How to Set paging in DataGridView in Windows application?
The DataGridView control in a Windows Forms Application (WinForms) does not have paging functionality and requires you to implement custom paging using a stored procedure. The stored procedure takes PageIndex and PageSize as inputs to get the records for the optimal page index.
Windows 응용 프로그램 데이터 그리드에서 페이징
Paginação No Datagrid De Aplicativos Do Windows
Stronicowanie W Datagrid Aplikacji Windows
Paging Im Windows-Anwendungs-Datagrid
Пейджинг в Windows Application Datagrid
Personsökning I Windows Application Datagrid
Paging In Windows Application Datagrid
Pagination Dans La Grille De Données De L'application Windows
Paginación En La Cuadrícula De Datos De La Aplicación De Windows
