Rlabel columnWidthtooltipnumericonSort_debugInteractive mouseCursorheadingRowAlignmentkeyonSelectChanged onLongPressonHoverselectedcellscoloremptychild placeholder showEditIcononTap onDoubleTap onTapDown onTapCancelcolumnssortColumnIndex sortAscending onSelectAll decoration dataRowColor dataRowHeightdataRowMinHeightdataRowMaxHeight dataTextStyleheadingRowColorheadingRowHeightheadingTextStylehorizontalMargin columnSpacingshowCheckboxColumnrowsdividerThicknessshowBottomBordercheckboxHorizontalMarginborder clipBehavior_onlyTextColumn_initOnlyTextColumn_headingRowKey_handleSelectAll_headingRowHeight_horizontalMargin_columnSpacing_sortArrowPadding_dividerThickness_sortArrowAnimationDuration_buildCheckbox_buildHeadingCell_buildDataCellbuildgetRectCallbackdebugCheckContextvisibleupduration createState_opacityController_opacityAnimation_orientationController_orientationAnimation_orientationOffset_up _turnTween initState_rebuild_resetOrientationAnimationdidUpdateWidgetdispose_arrowIconBaselineOffset_arrowIconSizemaxIntrinsicWidthminIntrinsicWidth createElement DataColumnSortCallback DataColumnDataRowDataCell DataTableTableRowInkWell _SortArrow_SortArrowState_NullTableColumnWidth _NullWidgetonSortvoidintboolnew immutableTextIconRowExpandedFlexibleDefaultTextStylesoftWrapmergeWidgetFixedColumnWidthIntrinsicColumnWidthTableColumnWidthStringsortColumnIndex sortAscendingWidgetStatePropertyresolve WidgetStatedisabledDataTableThemeDataheadingCellCursorWidgetStateMouseCursor clickable MouseCursorMainAxisAlignmentcenterSizedBoxstartValueKeyindexKeyLocalKeyonTap ValueChanged onDoubleTap onLongPress onTapCancel onTapDownGestureLongPressCallbackListInkWellColorselected dataRowCursoranycell_debugInteractiveDropdownButtonshrinkonSelectChangedGestureTapCallbackGestureTapDownCallbackGestureTapCancelCallbackSingleChildScrollViewPaginatedDataTableCustomScrollViewStatelessWidgetcells DeprecateddoubleClipnone isNotEmptylengthrow ValueSetter decoration Decoration dataRowColorcolor dataRowHeightkMinInteractiveDimensiondataRowMinHeightdataRowMaxHeight dataTextStyle TextTheme bodyMedium TextStyleheadingRowColorheadingRowHeightheadingTextStyle titleSmallhorizontalMargin columnSpacingCheckboxTableRowdividerThicknesscheckboxHorizontalMargin TableBordernumericcolumn UniqueKeyDuration milliseconds BuildContext VoidCallback ThemeDataThemeofcontextdataTableTheme Semantics containerchildPaddingpaddingEdgeInsetsDirectionalonlyendCentervaluechecked onChangedonCheckboxChangedtristateonRowTap overlayColor mouseCursorrowMouseCursor TableCellverticalAlignmentTableCellVerticalAlignmentfillEdgeInsetsGeometryDataTableThemelabelrole SemanticsRole columnHeader textDirection TextDirectionrtlmainAxisAlignmentheadingRowAlignmentchildrenwidth_arrowIconSizevisiblesortedup ascendingduration textTheme Containerheight alignment Alignment centerRightAlignmentDirectional centerStartAnimatedDefaultTextStylestyletooltipTooltipmessage showEditIconIconseditsize constraintsBoxConstraints minHeight maxHeightcopyWith placeholder withOpacityDropdownButtonHideUnderlineonRowLongPress onRowHoveronHoveroverridedebugCheckHasMaterial resolveWithSetstatescontains colorSchemeprimaryIterablewherefilledgenerate BorderSideDividercreateBorderSideBorderbottomtopkey BoxDecorationbordercalldataColumnIndex columnWidthflexMaterialtype MaterialType transparency borderRadius clipBehaviorTable columnWidthsasMapdefaultVerticalAlignmentmiddleRect InkResponsecontainedInkWellhighlightShapeBoxShape rectangle RectCallback RenderBox RenderObjectparentMatrix4identity RenderTableapplyPaintTransform parentDataTableCellParentDatay getRowBoxOffset MatrixUtilsgetAsTranslationshiftzerodebugCheckHasTabledebugCheckContextStatefulWidgetStateTickerProviderStateMixinAnimationControllerCurvedAnimation Animation AnimatableTweenbeginpichain CurveTweencurveCurveseaseIn initStatewidgetvsync fastOutSlowIn addListenerdriveaddStatusListenersetStateAnimationStatus isCompleteddidUpdateWidget isDismissedstopforwardreversedisposeFadeTransitionopacity Transform transform rotationZsetTranslationRaw arrow_upwardUnimplementedErrorElementStatelessWidget InkResponseStatefulWidgetStateTickerProviderStateMixinTableColumnWidthWidgetH@Qn7math dart:math%package:flutter/rendering.dartOpackage:flutter/widgets.darty checkbox.dartconstants.dartdata_table_theme.dart debug.dart divider.dart dropdown.dart icons.dart* ink_well.dartC material.dart\ theme.dartr tooltip.dartÅ=ր"$Nvx́)B[qÂ8F0C^pʅцZlsL@{ƍ܍;BԏFM֏24lđՒ&_aÒʓoܓPSUΕQV̕ݖ-ӣ!h t ?Ln 0x [bب)0A˨ͨFIKv{ê"4{ʪCӫ#:Of}ǭ$+jqH_a/1mtaɰбfб$+l%OQ|ƴP۴#sݶ HOݷGwyз &)+N`$)q-AF[Kw|ӽؾ&7q`qbqqqqrrrGrrrrrs%s=s`sbssst(tHtJttttuBuuv2v]v_vvvwwwgwnwwwwx-xLxxxy y+yJybymyyyyyyyzzXz]z_zzz{${i{{{||-|}||||||}}1}3}}}}~9~g~i~~~8:H*%I1I` "C]gn=Yx*R&Ob> ;q4` 7m:b"*F~ ',.Im9f0i3~ Gq{(R"Pm #Gv%X#-5OoBe%Ef ?DFS{;~"}5r{CG3a~3X#H| %N} 08hu A aUw 4N#wLj'@d%fSo{"]_?kuw @IKFZ8_Hk2P{k,Jn 6`R~(@Iipr*W| *EQ[chkmAP"chw|» :fÁÑãõ3Rkă(Q{ŨD[zƃƦYǮ\{ȢȭȶGuz}ɪ02NP]ʔʗʙ QSˍ9J]̰̋̍̚i͍ͬCΉΨ3:?AViϢϫϰϲEk:VсѱE{ҖҟҼ#*Sӄӯӿ  4W~ԠԶԻԽ#%2Zvՙղ Ntֺ02?א׳׵69;_wy؆M/// @docImport 'paginated_data_table.dart'; /// @docImport 'text_theme.dart';$Nx)B[q "44 9GGLbb gttyV((Set states) { /// if (states.contains(WidgetState.selected)) { /// return Theme.of(context).colorScheme.primary.withValues(alpha: 0.08); /// } /// return null; // Use the default value. /// }), /// cells: const [ /// // ... /// ], /// ) /// ``` /// /// See also: /// /// * The Material Design specification for overlay colors and how they /// match a component's state: /// ./// The cursor for a mouse pointer when it enters or is hovering over the /// data row. /// /// [WidgetStateProperty.resolve] is used for the following [WidgetState]s: /// /// * [WidgetState.selected]. /// /// If this is null, then the value of [DataTableThemeData.dataRowCursor] /// is used. If that's null, then [WidgetStateMouseCursor.clickable] is used. /// /// See also: /// * [WidgetStateMouseCursor], which can be used to create a [MouseCursor].ϨuUUҁb/// Row configuration and cell data for a [DataTable]. /// /// One row configuration must be provided for each row to /// display in the table. The list of [DataRow] objects is passed /// as the `rows` argument to the [DataTable.new] constructor. /// /// The data for this row of the table is provided in the [cells] /// property of the [DataRow] object.ī ׫ '',>>CSSXjjo 66L`/// Creates an object to hold the data for a cell in a [DataTable]. /// /// The first argument is the widget to show for the cell, typically /// a [Text] or [DropdownButton] widget. /// /// If the cell has no data, then a [Text] widget with placeholder /// text should be provided instead, and then the [placeholder] /// argument should be set to true. ߬z=/// A cell that has no content and has zero width and height.W SW%/// The data for the row. /// /// Typically a [Text] widget or a [DropdownButton] widget. /// /// If the cell has no data, then a [Text] widget with placeholder /// text should be provided instead, and [placeholder] should be set /// to true. /// /// {@macro flutter.widgets.ProxyWidget.child}!c!/// Whether the [child] is actually a placeholder. /// /// If this is true, the default text style for the cell is changed /// to be appropriate for placeholder text.3l/// The configuration and labels for the columns in the table.QhO?8Qh/// The current primary sort key's column. /// /// If non-null, indicates that the indicated column is the column /// by which the data is sorted. The number must correspond to the /// index of the relevant column in [columns]. /// /// Setting this will cause the relevant column to have a sort /// indicator displayed. /// /// When this is null, it implies that the table's sort order does /// not correspond to any of the columns. /// /// The direction of the sort is specified using [sortAscending].SrQ~Sr/// Whether the column mentioned in [sortColumnIndex], if any, is sorted /// in ascending order. /// /// If true, the order is ascending (meaning the rows with the /// smallest values for the current sort column are first in the /// table). /// /// If false, the order is descending (meaning the rows with the /// smallest values for the current sort column are last in the /// table). /// /// Ascending order is represented by an upwards-facing arrow.UGSUG/// Invoked when the user selects or unselects every row, using the /// checkbox in the heading row. /// /// If this is null, then the [DataRow.onSelectChanged] callback of /// every row in the table is invoked appropriately instead. /// /// To control whether a particular row is selectable or not, see /// [DataRow.onSelectChanged]. This callback is only relevant if any /// row is selectable.V_UYV_/// {@template flutter.material.dataTable.decoration} /// The background and border decoration for the table. /// {@endtemplate} /// /// If null, [DataTableThemeData.decoration] is used. By default there is no /// decoration.\Vp\/// {@template flutter.material.dataTable.dataRowColor} /// The background color for the data rows. /// /// The effective background color can be made to depend on the /// [WidgetState] state, i.e. if the row is selected, pressed, hovered, /// focused, disabled or enabled. The color is painted as an overlay to the /// row. To make sure that the row's [InkWell] is visible (when pressed, /// hovered and focused), it is recommended to use a translucent background /// color. /// /// If [DataRow.onSelectChanged] or [DataRow.onLongPress] is null, the row's /// [InkWell] will be disabled. /// {@endtemplate} /// /// If null, [DataTableThemeData.dataRowColor] is used. By default, the /// background color is transparent unless selected. Selected rows have a grey /// translucent color. To set a different color for individual rows, see /// [DataRow.color]. /// /// {@template flutter.material.DataTable.dataRowColor} /// ```dart /// DataTable( /// dataRowColor: WidgetStateProperty.resolveWith((Set states) { /// if (states.contains(WidgetState.selected)) { /// return Theme.of(context).colorScheme.primary.withValues(alpha: 0.08); /// } /// return null; // Use the default value. /// }), /// columns: _columns, /// rows: _rows, /// ) /// ``` /// /// See also: /// /// * The Material Design specification for overlay colors and how they /// match a component's state: /// . /// {@endtemplate}`_M`O/// {@template flutter.material.dataTable.dataRowMinHeight} /// The minimum height of each row (excluding the row that contains column headings). /// {@endtemplate} /// /// If null, [DataTableThemeData.dataRowMinHeight] is used. This value defaults /// to [kMinInteractiveDimension] to adhere to the Material Design /// specifications.bJ`ׁbJO/// {@template flutter.material.dataTable.dataRowMaxHeight} /// The maximum height of each row (excluding the row that contains column headings). /// {@endtemplate} /// /// If null, [DataTableThemeData.dataRowMaxHeight] is used. This value defaults /// to [kMinInteractiveDimension] to adhere to the Material Design /// specifications.cibaci/// {@template flutter.material.dataTable.dataTextStyle} /// The text style for data rows. /// {@endtemplate} /// /// If null, [DataTableThemeData.dataTextStyle] is used. By default, the text /// style is [TextTheme.bodyMedium].hc}3h/// {@template flutter.material.dataTable.headingRowColor} /// The background color for the heading row. /// /// The effective background color can be made to depend on the /// [WidgetState] state, i.e. if the row is pressed, hovered, focused when /// sorted. The color is painted as an overlay to the row. To make sure that /// the row's [InkWell] is visible (when pressed, hovered and focused), it is /// recommended to use a translucent color. /// {@endtemplate} /// /// If null, [DataTableThemeData.headingRowColor] is used. /// /// {@template flutter.material.DataTable.headingRowColor} /// ```dart /// DataTable( /// columns: _columns, /// rows: _rows, /// headingRowColor: WidgetStateProperty.resolveWith((Set states) { /// if (states.contains(WidgetState.hovered)) { /// return Theme.of(context).colorScheme.primary.withValues(alpha: 0.08); /// } /// return null; // Use the default value. /// }), /// ) /// ``` /// /// See also: /// /// * The Material Design specification for overlay colors and how they /// match a component's state: /// . /// {@endtemplate}ih3iځ/// {@template flutter.material.dataTable.headingRowHeight} /// The height of the heading row. /// {@endtemplate} /// /// If null, [DataTableThemeData.headingRowHeight] is used. This value /// defaults to 56.0 to adhere to the Material Design specifications.ki$k/// {@template flutter.material.dataTable.headingTextStyle} /// The text style for the heading row. /// {@endtemplate} /// /// If null, [DataTableThemeData.headingTextStyle] is used. By default, the /// text style is [TextTheme.titleSmall].n kn /// {@template flutter.material.dataTable.horizontalMargin} /// The horizontal margin between the edges of the table and the content /// in the first and last cells of each row. /// /// When a checkbox is displayed, it is also the margin between the checkbox /// the content in the first data column. /// {@endtemplate} /// /// If null, [DataTableThemeData.horizontalMargin] is used. This value /// defaults to 24.0 to adhere to the Material Design specifications. /// /// If [checkboxHorizontalMargin] is null, then [horizontalMargin] is also the /// margin between the edge of the table and the checkbox, as well as the /// margin between the checkbox and the content in the first data column.oan#Koa/// {@template flutter.material.dataTable.columnSpacing} /// The horizontal margin between the contents of each data column. /// {@endtemplate} /// /// If null, [DataTableThemeData.columnSpacing] is used. This value defaults /// to 56.0 to adhere to the Material Design specifications.qKouqK/// {@template flutter.material.dataTable.showCheckboxColumn} /// Whether the widget should display checkboxes for selectable rows. /// /// If true, a [Checkbox] will be placed at the beginning of each row that is /// selectable. However, if [DataRow.onSelectChanged] is not set for any row, /// checkboxes will not be placed, even if this value is true. /// /// If false, all rows will not display a [Checkbox]. /// {@endtemplate}qqdqz/// The data to show in each row (excluding the row that contains /// the column headings). /// /// The list may be empty.sMr SsM/// {@template flutter.material.dataTable.dividerThickness} /// The width of the divider that appears between [TableRow]s. /// /// Must be greater than or equal to zero. /// {@endtemplate} /// /// If null, [DataTableThemeData.dividerThickness] is used. This value /// defaults to 1.0.t5sdt5/// Whether a border at the bottom of the table is displayed. /// /// By default, a border is not shown at the bottom to allow for a border /// around the table defined by [decoration].vBtLvB/// {@template flutter.material.dataTable.checkboxHorizontalMargin} /// Horizontal margin around the checkbox, if it is displayed. /// {@endtemplate} /// /// If null, [DataTableThemeData.checkboxHorizontalMargin] is used. If that is /// also null, then [horizontalMargin] is used as the margin between the edge /// of the table and the checkbox, as well as the margin between the checkbox /// and the content in the first data column. This value defaults to 24.0.vvaqvT/// The style to use when painting the boundary and interior divisions of the table.wvـw/// {@macro flutter.material.Material.clipBehavior} /// /// This can be used to clip the content within the border of the [DataTable]. /// /// Defaults to [Clip.none].x:x/x:zzzzwza2zw}*}|Z}*/// The default height of the heading row.}}}5}}/// The default horizontal margin between the edges of the table and the content /// in the first and last cells of each row.~`~O}x~OK/// The default horizontal margin between the contents of each data column.~~~kr~C/// The default padding between the heading content and sort arrow.2~Q"/// The default divider thickness.pxyRB|/// A data table that follows the /// [Material 2](https://material.io/go/design-data-tables) /// design specification. /// /// {@youtube 560 315 https://www.youtube.com/watch?v=ktTajqbhIcY} /// /// ## Performance considerations /// /// Columns are sized automatically based on the table's contents. /// It's expensive to display large amounts of data with this widget, /// since it must be measured twice: once to negotiate each column's /// dimensions, and again when the table is laid out. /// /// A [SingleChildScrollView] mounts and paints the entire child, even /// when only some of it is visible. For a table that effectively handles /// large amounts of data, here are some other options to consider: /// /// * `TableView`, a widget from the /// [two_dimensional_scrollables](https://pub.dev/packages/two_dimensional_scrollables) /// package. /// * [PaginatedDataTable], which automatically splits the data into /// multiple pages. /// * [CustomScrollView], for greater control over scrolling effects. /// /// {@tool dartpad} /// This sample shows how to display a [DataTable] with three columns: name, age, and /// role. The columns are defined by three [DataColumn] objects. The table /// contains three rows of data for three example users, the data for which /// is defined by three [DataRow] objects. /// /// ![](https://flutter.github.io/assets-for-api-docs/assets/material/data_table.png) /// /// ** See code in examples/api/lib/material/data_table/data_table.0.dart ** /// {@end-tool} /// /// /// {@tool dartpad} /// This sample shows how to display a [DataTable] with alternate colors per /// row, and a custom color for when the row is selected. /// /// ** See code in examples/api/lib/material/data_table/data_table.1.dart ** /// {@end-tool} /// /// [DataTable] can be sorted on the basis of any column in [columns] in /// ascending or descending order. If [sortColumnIndex] is non-null, then the /// table will be sorted by the values in the specified column. The boolean /// [sortAscending] flag controls the sort order. /// /// See also: /// /// * [DataColumn], which describes a column in the data table. /// * [DataRow], which contains the data for a row in the data table. /// * [DataCell], which contains the data for a single cell in the data table. /// * [PaginatedDataTable], which shows part of the data in a data table and /// provides controls for paging through the remainder of the data. /// * `TableView` from the /// [two_dimensional_scrollables](https://pub.dev/packages/two_dimensional_scrollables) /// package, for displaying large amounts of data without pagination. /// * n} ÅÅ ËÕÕ Ûçç íùùÿ "77=VV\oou ĊďĠĐĢĶĨĸ<<(/// Creates an ink well for a table row.҄mm/// A rectangular area of a Material that responds to touch but clips /// its ink splashes to the current table row of the nearest table. /// /// Must have an ancestor [Material] widget in which to cause ink /// reactions and an ancestor [Table] widget to establish a row. /// /// The [TableRowInkWell] must be in the same coordinate space (modulo /// translations) as the [Table]. If it's rotated or scaled or /// otherwise transformed, it will not be able to describe the /// rectangle of the row in its own coordinate system as a [Rect], and /// thus the splash will not occur. (In general, this is easy to /// achieve: just put the [TableRowInkWell] as the direct child of the /// [Table], and put the other contents of the cell inside it.) /// /// See also: /// /// * [DataTable], which makes use of [TableRowInkWell] when /// [DataRow.onSelectChanged] is defined and [DataCell.onTap] /// is not.ɲɼɾɾɬɬT++C4CRSRR@oɅ 1 =",=tU5tˬˏ2ˬ ).5/6_B=DQNSWX`aḟgq̆wrỳԿ3 ) ̡̏̐̏̏CCkHϴϴϹ؃7'AAN'('';ʙʙ9ʟ+ZZnuu|4544}H׷׸׷׷}ցagraa{|{{Cؐ;;A@//// Signature for [DataColumn.onSort] callback.paginated_data_table.darttext_theme.dart=ր"$Nvx́)B[qÂ8F0C^pʅцZlsL@{ƍ܍;BԏFM֏24lđՒ&_aÒʓoܓPSUΕQV̕ݖ-ӣ!h t ?Ln 0x [bب)0A˨ͨFIKv{ê"4{ʪCӫ#:Of}ǭ$+jqH_a/1mtaɰбfб$+l%OQ|ƴP۴#sݶ HOݷGwyз &)+N`$)q-AF[Kw|ӽؾ&7q`qbqqqqrrrGrrrrrs%s=s`sbssst(tHtJttttuBuuv2v]v_vvvwwwgwnwwwwx-xLxxxy y+yJybymyyyyyyyzzXz]z_zzz{${i{{{||-|}||||||}}1}3}}}}~9~g~i~~~8:H*%I1I` "C]gn=Yx*R&Ob> ;q4` 7m:b"*F~ ',.Im9f0i3~ Gq{(R"Pm #Gv%X#-5OoBe%Ef ?DFS{;~"}5r{CG3a~3X#H| %N} 08hu A aUw 4N#wLj'@d%fSo{"]_?kuw @IKFZ8_Hk2P{k,Jn 6`R~(@Iipr*W| *EQ[chkmAP"chw|» :fÁÑãõ3Rkă(Q{ŨD[zƃƦYǮ\{ȢȭȶGuz}ɪ02NP]ʔʗʙ QSˍ9J]̰̋̍̚i͍ͬCΉΨ3:?AViϢϫϰϲEk:VсѱE{ҖҟҼ#*Sӄӯӿ  4W~ԠԶԻԽ#%2Zvՙղ Ntֺ02?א׳׵69;_wy؆ DataColumnDataRowDataCell DataTableTableRowInkWell _SortArrow_SortArrowState_NullTableColumnWidth _NullWidget%flutter.material.dataTable.decoration3The background and border decoration for the table.'flutter.material.dataTable.dataRowColorThe background color for the data rows. The effective background color can be made to depend on the [WidgetState] state, i.e. if the row is selected, pressed, hovered, focused, disabled or enabled. The color is painted as an overlay to the row. To make sure that the row's [InkWell] is visible (when pressed, hovered and focused), it is recommended to use a translucent background color. If [DataRow.onSelectChanged] or [DataRow.onLongPress] is null, the row's [InkWell] will be disabled.'flutter.material.DataTable.dataRowColor```dart DataTable( dataRowColor: WidgetStateProperty.resolveWith((Set states) { if (states.contains(WidgetState.selected)) { return Theme.of(context).colorScheme.primary.withValues(alpha: 0.08); } return null; // Use the default value. }), columns: _columns, rows: _rows, ) ``` See also: * The Material Design specification for overlay colors and how they match a component's state: .(flutter.material.dataTable.dataRowHeightIThe height of each row (excluding the row that contains column headings).+flutter.material.dataTable.dataRowMinHeightQThe minimum height of each row (excluding the row that contains column headings).+flutter.material.dataTable.dataRowMaxHeightQThe maximum height of each row (excluding the row that contains column headings).(flutter.material.dataTable.dataTextStyleThe text style for data rows.*flutter.material.dataTable.headingRowColorhThe background color for the heading row. The effective background color can be made to depend on the [WidgetState] state, i.e. if the row is pressed, hovered, focused when sorted. The color is painted as an overlay to the row. To make sure that the row's [InkWell] is visible (when pressed, hovered and focused), it is recommended to use a translucent color.*flutter.material.DataTable.headingRowColor```dart DataTable( columns: _columns, rows: _rows, headingRowColor: WidgetStateProperty.resolveWith((Set states) { if (states.contains(WidgetState.hovered)) { return Theme.of(context).colorScheme.primary.withValues(alpha: 0.08); } return null; // Use the default value. }), ) ``` See also: * The Material Design specification for overlay colors and how they match a component's state: .+flutter.material.dataTable.headingRowHeightThe height of the heading row.+flutter.material.dataTable.headingTextStyle#The text style for the heading row.+flutter.material.dataTable.horizontalMarginThe horizontal margin between the edges of the table and the content in the first and last cells of each row. When a checkbox is displayed, it is also the margin between the checkbox the content in the first data column.(flutter.material.dataTable.columnSpacing?The horizontal margin between the contents of each data column.-flutter.material.dataTable.showCheckboxColumnDWhether the widget should display checkboxes for selectable rows. If true, a [Checkbox] will be placed at the beginning of each row that is selectable. However, if [DataRow.onSelectChanged] is not set for any row, checkboxes will not be placed, even if this value is true. If false, all rows will not display a [Checkbox].+flutter.material.dataTable.dividerThicknessbThe width of the divider that appears between [TableRow]s. Must be greater than or equal to zero.3flutter.material.dataTable.checkboxHorizontalMargin:Horizontal margin around the checkbox, if it is displayed.