XGridDataSource<T extends XFDataItem> class
Properties
-
cellInEdit_Value
↔ dynamic
-
getter/setter pair
-
dataGridRows
↔ List<XDataGridRow>
-
getter/setter pair
-
effectiveRows
→ List<DataGridRow>
-
Return the copy of the
DataGridSource.rows.
It holds the sorted collection if the sorting is applied in DataGrid.
no setterinherited
-
filterConditions
→ Map<String, List<FilterCondition>>
-
Holds the collection of
FilterCondition based on the columns.
no setterinherited
-
groupedColumns
→ List<ColumnGroup>
-
The collection of
ColumnGroup to be grouped in the SfDataGrid.
no setterinherited
-
hashCode
→ int
-
The hash code for this object.
no setterinherited
-
hasListeners
→ bool
-
Whether any listeners are currently registered.
no setterinherited
-
list
↔ List<T>
-
getter/setter pair
-
rows
→ List<XDataGridRow>
-
The collection of rows to display in
SfDataGrid.
no setter
-
runtimeType
→ Type
-
A representation of the runtime type of the object.
no setterinherited
-
sortedColumns
→ List<SortColumnDetails>
-
The collection of
SortColumnDetails objects to sort the columns in
SfDataGrid.
no setterinherited
-
view
↔ XView
-
getter/setter pair
Methods
-
addColumnGroup(ColumnGroup columnGroup)
→ void
-
Call this method to add a specified
ColumnGroup to the column grouping.
inherited
-
addFilter(String columnName, FilterCondition filterCondition)
→ void
-
Call this method to add the
FilterCondition programmatically.
inherited
-
addListener(VoidCallback listener)
→ void
-
Register a closure to be called when the object changes.
inherited
-
buildEditWidget(DataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column, CellSubmit submitCell)
→ Widget?
-
Called to obtain the widget when a cell is moved into edit mode.
-
buildGroupCaptionCellWidget(RowColumnIndex rowColumnIndex, String summaryValue)
→ Widget?
-
Called to obtain each cell in the caption summary row.
inherited
-
buildRow(DataGridRow row)
→ DataGridRowAdapter?
-
Called to obtain the widget for each cell of the row.
-
buildTableSummaryCellWidget(GridTableSummaryRow summaryRow, GridSummaryColumn? summaryColumn, RowColumnIndex rowColumnIndex, String summaryValue)
→ Widget?
-
Called to obtain the widget for each cell of the table summary row.
inherited
-
calculateSummaryValue(GridTableSummaryRow summaryRow, GridSummaryColumn? summaryColumn, RowColumnIndex rowColumnIndex)
→ String
-
Calculates the summary value for the table summary row of a specific column.
inherited
-
canSubmitCell(DataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column)
→ Future<bool>
-
Called whenever the cell’s editing is completed i.e. prior to
onCellSubmit method.
-
clearColumnGroups()
→ void
-
Clear all the
ColumnGroup from the column grouping.
inherited
-
clearFilters({String? columnName})
→ void
-
Clear the
FilterCondition from a given column or clear all the filter
conditions from all the columns.
inherited
-
compare(DataGridRow? a, DataGridRow? b, SortColumnDetails sortColumn)
→ int
-
Called when the sorting is applied for column. This method compares the
two objects and returns the order either they are equal, or one is
greater than or lesser than the other.
inherited
-
dispose()
→ void
-
Discards any resources used by the object. After this is called, the
object is not in a usable state and should be discarded (calls to
addListener will throw after the object is disposed).
inherited
-
get_ItemPropValue(RowColumnIndex rowColumnIndex, GridColumn column)
→ dynamic
-
-
getDataGridRow(XFDataItem item)
→ XDataGridRow
-
-
handleLoadMoreRows()
→ Future<void>
-
Called when
LoadMoreRows function is called from the
SfDataGrid.loadMoreViewBuilder.
inherited
-
handlePageChange(int oldPageIndex, int newPageIndex)
→ Future<bool>
-
Called when the page is navigated.
inherited
-
handleRefresh()
→ Future<void>
-
Called when the
swipe to refresh is performed in SfDataGrid.
inherited
-
noSuchMethod(Invocation invocation)
→ dynamic
-
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyDataSourceListeners({RowColumnIndex? rowColumnIndex})
→ void
-
Calls all the datagrid source listeners.
Call this method whenever the underlying data is added or removed. If the value of the specific cell is updated, call this method with RowColumnIndex argument where it refers the corresponding row and column index of the cell.
inherited
-
notifyListeners()
→ void
-
Call all the registered listeners.
inherited
-
onCellBeginEdit(DataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column)
→ bool
-
Called whenever the cell is moved into edit mode.
-
onCellCancelEdit(DataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column)
→ void
-
Called when you press the LogicalKeyboardKey.escape key when
the
DataGridCell on editing to cancel the editing.
-
onCellSubmit(DataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column)
→ Future
-
Called whenever the cell’s editing is completed.
-
performGrouping(String columnName, DataGridRow row)
→ String
-
Called when grouping is applied to the
SfDataGrid.groupedColumns.
inherited
-
performSorting(List<DataGridRow> rows)
→ Future<void>
-
Called when the sorting is applied to the column.
inherited
-
removeColumnGroup(ColumnGroup columnGroup)
→ void
-
Call this method to remove a specified
ColumnGroup from the column grouping.
inherited
-
removeFilter(String columnName, FilterCondition filterCondition)
→ void
-
Remove the
FilterCondition from the given column.
inherited
-
removeListener(VoidCallback listener)
→ void
-
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
set_ItemPropValue(RowColumnIndex rowColumnIndex, GridColumn column, dynamic value)
→ dynamic
-
-
shouldRecalculateColumnWidths()
→ bool
-
Called whenever you call notifyListeners or notifyDataSourceListeners
in the DataGridSource class. If you want to recalculate all columns
width (may be when underlying data gets changed), return true.
inherited
-
sort()
→ Future<void>
-
Call this method when you are adding the
SortColumnDetails
programmatically to the DataGridSource.sortedColumns.
inherited
-
toString()
→ String
-
A string representation of this object.
inherited
-
xBuilder_XCell(DataGridCell item, XDataGridRow xGridDataRow)
→ Widget?
-
-
xBuilder_XCell_InEdit(DataGridCell gridCell, XDataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column, CellSubmit submitCell)
→ Widget?
-
settare il value in cellInEdit_Value e chiamare submitCell()
-
xBuildRow(XDataGridRow row)
→ DataGridRowAdapter?
-
-
xCanSubmitCell(DataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column)
→ Future<bool>
-
-
xOnCellCancelEdit(DataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column)
→ void
-
-
xOnCellSubmit(XDataGridRow dataGridRow, RowColumnIndex rowColumnIndex, GridColumn column)
→ void
-
Operators
-
operator ==(Object other)
→ bool
-
The equality operator.
inherited
-
operator [](int index)
→ DataGridRow
-
An indexer to retrieve the data from the underlying datasource. If the
sorting is applied, the data will be retrieved from the sorted datasource.
inherited
