ComponentOne WinUI and MAUI Edition Lançamentos

MESCIUSConjuntos de UI e Visualização.NETJavaBiblioteca Objective-CControle UWP do WindowsControle do Windows WinUI
Versão 2026 v1.2 (12 de ago. de 2026)

Veja o que há de novo em cada versão, com detalhes sobre recursos, melhorias e problemas solucionados.

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ComponentOne WinUI and MAUI Edition 2026 v1.212 de ago. de 2026
Recursos

New in WinUI

  • Chart
    • Updated C1.Chart to version 10.0.20261.85.
  • ListView
    • Added support for the SelectedIndexes property.
Correções

Fixed in WinUI

  • Core
    • Fixed an issue where 2D text did not render when a non-solid foreground brush was used.
    • Fixed an issue where 2D rendering threw an exception when gradient brushes were used.
  • Chart
    • Fixed an issue where a ranged column or bar was not displayed when its data point exceeded the custom axis limits.
    • Fixed an issue where the PieDataLabel.Offset property was not applied in FlexPie.
    • Fixed an issue where axis labels were positioned incorrectly in FlexRadar when the StartAngle property was set.
  • FlexViewer
    • Fixed an issue where PDF text and vector graphics appeared blurry or pixelated at high zoom levels when a document was loaded through C1PdfDocumentSource.
  • Gauge
    • Fixed an issue where labels in a linear gauge were clipped.
  • GridControl
    • Fixed an issue where FlexGrid instances remained in memory after the pages containing the control were closed.
  • Input
    • Fixed an issue where selected items were not displayed correctly in C1ComboBox when duplicate items were selected.
    • Fixed an issue where text for the Is One Of filter operation in FilterEditor was displayed in uppercase when a Material theme was applied.
    • Fixed an issue where the C1ComboBox content, drop-down button, and drop-down item text were not exposed in the UI Automation tree.
    • Fixed an issue where keyboard focus moved to a disabled C1MultiSelectItem when the Down Arrow key was pressed in C1MultiSelect.
    • Fixed an issue where a disabled C1MultiSelectItem was selected when the Enter key was pressed in C1MultiSelect.
  • ListView
    • Fixed an issue where the BringIntoView method did not work correctly in C1TileListView.
    • Fixed an issue where the Select All checkbox remained disabled when SelectionMode was set to None.
    • Fixed an issue where the selected-item indicator was not visible when an item was selected on the Virtual Mode page.
    • Fixed an issue where the layout was incorrect when the item width was less than the scroll viewer width in C1TileListView.
    • Fixed an issue where the MouseOverBrush color was not applied to list items.
    • Fixed an issue where content was not displayed when the Content property was set in C1ListView or C1TileListView.
    • Fixed an issue where C1ListView scrolled incorrectly when BringIntoView was triggered through item selection or keyboard navigation.
    • Fixed an issue where C1ListView incorrectly selected the second item after C1ListView.SelectAll() was called twice when SelectionMode was set to Single.
    • Fixed an issue where FocusIndex was not updated correctly when items were cleared, replaced, or removed in MultiSelect mode.
    • Fixed an issue where the Select All label was not displayed in C1TileListView.
    • Fixed an issue where the UI did not update when the ListViewItem.IsEnabled property was changed at runtime.
    • Fixed an issue where a ListViewItem checkbox remained cleared when the IsSelected property was set to True in XAML.
    • Fixed an issue where C1TileListView entered ZoomIn mode instead of selecting an item when the Select All checkbox was displayed and the item's text was clicked.

Fixed in .NET MAUI

  • Core
    • Fixed an issue where 2D text did not render when a non-solid foreground brush was used.
    • Fixed an issue where 2D rendering threw an exception when gradient brushes were used.
    • Fixed an issue where Java.Lang.ArrayIndexOutOfBoundsException occurred when the SvgRendering product sample was rendered on Android.
  • Gauge
    • Fixed an issue where the default label size rendered too small on high-density Android screens.
  • Input
    • Fixed an issue where selected items were not displayed correctly in C1ComboBox when duplicate items were selected.
    • Fixed an issue where text for the Is One Of filter operation in FilterEditor was displayed in uppercase when a Material theme was applied.
    • Fixed an issue where keyboard focus moved to a disabled C1MultiSelectItem when the Down Arrow key was pressed in C1MultiSelect.
    • Fixed an issue where a disabled C1MultiSelectItem was selected when the Enter key was pressed in C1MultiSelect.
ComponentOne WinUI and MAUI Edition 2026 v1.110 de jul. de 2026
Recursos

New in WinUI

  • Grid
    • Breaking changes - Updated the default value of GridRow.AllowCustomCells to true so that unbound GridRow scenarios use text-rendered cells by default.

New in .NET MAUI

  • Grid
    • Breaking changes - Updated the default value of GridRow.AllowCustomCells to true so that unbound GridRow scenarios use text-rendered cells by default.
Correções

Fixed in WinUI

  • Chart
    • Fixed an issue where an exception occurred when the Sunburst control DataLabel.Position property was set to Sides at design time.
  • Gauge
    • Fixed an issue where the Bad, Good, and Target ranges in C1BulletGraph were affected by changes to the Origin value.
    • Fixed an issue where marks, labels, and pointers were rendered incorrectly in C1LinearGauge when Direction was set to Left, Up, or Down.
  • Grid
    • Fixed an issue where the AllowMerging property was not applied to GridGroupRow rows.
    • Fixed an issue where column alignment settings were not bound for GridGroupRow rows when WordWrap was enabled.
  • Input
    • Fixed an issue where displayed items in C1ComboBox were not updated after DisplayMemberPath changed at run time following a selection.
    • Fixed an issue where C1ComboBox did not render selected values correctly when certain themes were applied.
  • ListView
    • Fixed an issue where displayed items in ListView were not updated after DisplayMemberPath changed at run time following a selection.

Fixed in .NET MAUI

  • Grid
    • Fixed an issue where the AllowMerging property was not applied to GridGroupRow rows.
    • Fixed an issue where column alignment settings were not bound for GridGroupRow rows when WordWrap was enabled.
  • GridControl
    • Fixed an issue where the UI became unresponsive when FlexGrid.AutoSizeRows() was called on iOS 26 after a column was manually resized.
  • Input
    • Fixed an issue where displayed items in C1ComboBox were not updated after DisplayMemberPath changed at run time following a selection.
    • Fixed an issue where C1ComboBox did not render selected values correctly when certain themes were applied.
ComponentOne WinUI and MAUI Edition 2026 v1Versão principal3 de jun. de 2026
Recursos

New in WinUI

  • Gauge
    • Improved gauge decorator styling consistency by moving BorderBrush, BorderWidth, and BorderDashes properties to the base GaugeDecorators class.
    • Removed the StrokeThickness property from GaugePointer and GaugeMark.
  • Grid
    • Added support for clearing cell values when deselecting a ComboBox editor in a nullable DataMap column.
    • Added the Offset property to GridDateTimeOffset.
    • Improved column auto-generation to create GridDateTimeColumn objects for date and time data types.
    • Added IAutomationProperties interface support.
    • Added nullable Boolean support for AutomationEnabled.
  • Input
    • Added the C1AutoCompleteTextBox.Complete() method.
  • ListView
    • Added a new ListView library.
    • Added IAutomationProperties support to ListView.
    • Improved UI automation support.

New in .NET MAUI

  • FlexViewer
    • Added stabilized zoom functionality for mobile platforms.
    • Added stabilized zoom functionality for desktop platforms.
    • Added stabilized rotation functionality across all supported platforms.
    • Added a runtime licensing implementation example for SA3.
  • Grid
    • Added support for clearing cell values when deselecting a ComboBox editor in a nullable DataMap column.
    • Added the Offset property to GridDateTimeOffset.
    • Added improved column auto-generation to create GridDateTimeColumn objects for date and time data types.
  • Input
    • Added the C1AutoCompleteTextBox.Complete() method.
Correções

Fixed in WinUI

  • Chart
    • Fixed an issue where FlexPie data labels did not render correctly.
  • Core
    • Fixed an issue where bindings failed when the ItemsSource property in C1ItemsControl was hidden by using the new modifier.
    • Fixed an issue where the core value access function threw an AmbiguousMatchException when the target type defined multiple default properties.
  • FlexViewer
    • Fixed an issue where the application stopped responding when the PopupCard icon was clicked in FlexViewerExplorer on Android using Visual Studio 2026.
    • Fixed an issue where a System.Exception occurred when loading report data with parameters on mobile platforms.
    • Fixed an issue where a System.Exception occurred when loading report data containing charts on mobile platforms.
    • Fixed an issue where chart data did not render when loading report data containing charts on mobile platforms.
  • Gauge
    • Fixed an issue where out-of-range StartAngle and SweepAngle values caused rendering to freeze.
    • Fixed an issue where mark decorators overlapped due to collisions in the marks implementation.
    • Fixed an issue where the OnValueChanged and ValueChanged events did not trigger when values were updated.
    • Fixed an issue where values greater than 87 returned NaN when IsReversed was enabled.
  • Grid
    • Fixed an issue where opening column option menus in TransposedGrid threw a System.ArgumentOutOfRangeException when all rows were frozen and AutomationEnabled=True.
    • Fixed an issue where assigning the CellFactory property failed when the factory was already linked.
    • Fixed an issue where adding multiple columns through XAML caused a System.ArgumentOutOfRangeException.
    • Fixed an issue where drag-and-drop row reordering failed when TransposedGridBehavior was applied.
    • Fixed an issue where incorrect adapter dimensions caused row ActualHeight values to report incorrect sizes.
    • Fixed an issue where selecting Sort By from the sort drop-down triggered a System.ArgumentOutOfRangeException.
    • Fixed an issue where resizing or scrolling in a secondary XAML window threw a System.ArgumentOutOfRangeException when AutomationEnabled=True and TransposedGridBehavior was applied.
    • Fixed an issue where DataMap drop-down items in GridColumn did not populate when edit mode was entered by double-clicking a cell.
    • Fixed an issue where selecting Apply or Clear in GridFilterRow options caused a NullReferenceException.
    • Fixed an issue where accessing CellFactory and PropertyInfo on unattached columns caused a NullReferenceException.
    • Fixed an issue where mouse wheel scrolling caused a System.ArgumentOutOfRangeException.
    • Fixed an issue where setting Aggregate and Format on DateTime columns with GridSummaryRow caused exceptions.
    • Fixed an issue where filtered results displayed incorrectly after editing a merged cell value from the column options menu.
    • Fixed an issue where grouping and aggregation failed with FlexGridDetailProvider. Group collapse and aggregate calculations were applied only to the first row in each group.
    • Fixed an issue where checkbox editing was not canceled when the Cancel property was set to true in the BeginningEdit or BeginningRowEdit events.
    • Breaking Changes
      • Removed AutomationEnabledProperty. AutomationEnabled is now implemented as a CLI property.
      • Updated the CanDragRow and CanDragColumn method signatures in GridCellFactory to accept four parameters.
  • Grid.Excel
    • Fixed an issue where export failed because of a DS.Documents.Excel dependency version mismatch. Updated the referenced version to 7.2.5.
  • GridControl
    • Fixed an issue where layout values exceeded valid bounds by enforcing value clamping.
  • Input
    • Fixed an issue where text matching failed in C1ComboBox when Condition=Contains and IsEditable=False.
    • Fixed an issue where a System.Exception occurred when a reset notification was received from the data source.
    • Breaking Changes
      • Removed the HeaderClickInterceptor and ComboHeader template parts. Replaced them with Header and TextBox.
      • Renamed C1ComboBoxSelectionMode to ComboBoxSelectionMode.
      • Renamed C1ComboBoxItem and C1ComboBoxGroupItem to ComboBoxItem and ComboBoxGroupItem.
      • Removed C1ComboBox.IsOpenKey().
  • ListView
    • Fixed an issue where navigating suggestions in ExpressionEditor with the Down arrow key caused an InvalidOperationException when scrolling reached the next visible view.
    • Fixed an issue where newly added ListViewItem content did not render when added through the Items collection editor while C1ListView was bound to C1PropertyGrid.
    • Fixed an issue where the Select All checkbox remained enabled even when CanSelectAll was set to false.
    • Fixed an issue where selection failed when IsSelected was set before the item was added to the Items collection.
    • Fixed an issue where SelectedIndex set in XAML was not applied when ItemsSource was assigned later.
    • Fixed an issue where deselection in SelectionMode=Multiple did not clear selected items.
    • Fixed an issue where PageUp and PageDown navigation caused a System.ArgumentOutOfRangeException after runtime data source updates.
    • Fixed an issue where the automation peer threw exceptions when accessing non-visible items.
    • Fixed an issue where ItemTemplate was applied incorrectly to grouped items when no GroupStyle was defined.
    • Breaking Changes
      • Removed the ShowCaption visual state group and renamed the Caption template to SelectAll.
      • Removed the unused ViewportGap and ViewportPreviewGap properties.

Fixed in .NET MAUI

  • FlexViewer
    • Fixed an issue where the application stopped responding when the PopupCard icon was clicked in FlexViewerExplorer on Android using Visual Studio 2026.
    • Fixed an issue where a "FlexViewer isn't responding" error appeared and the application terminated when the Thumbnails icon was clicked on Android.
    • Fixed an issue where the page ZoomMode changed in the viewer pane when report data was rotated.
    • Fixed an issue where a "Could not load file of type [ChartField]" error occurred instead of rendering charts for specific FlexReports.
    • Fixed an issue where report data did not display in FlexViewer when loading a FlexReport containing parameter values.
    • Fixed an issue where a System.Exception occurred when loading report data with parameters on mobile platforms.
    • Fixed an issue where a System.Exception occurred when loading report data containing charts on mobile platforms.
    • Fixed an issue where chart data did not render when loading report data containing charts on mobile platforms.
    • Fixed an issue where a page border appeared when the zoom mode was set to WholePage.
    • Fixed an issue where the page border was truncated and no horizontal scrollbar appeared when the zoom mode was set to PageWidth.
    • Fixed an issue where the included gclicx file was invalid and a trial dialog appeared in the sample when the built-in trial license was in gclm.
    • Fixed an issue where the display area rendered incorrectly when the Rotation property was set.
    • Fixed a security issue by updating System.Private.Uri.
    • Fixed an issue where a Microsoft.Data.Sqlite.SqliteException was thrown when loading specific reports.
    • Fixed an issue where a "Subreport [Categories TOC] cannot be rendered" error occurred when loading report navigation.
    • Fixed an issue where a System.IO.FileNotFoundException was thrown when loading specific reports.
    • Fixed an issue where zoom and page-holder rendering behaved incorrectly.
  • Grid
    • Fixed an issue where opening column option menus in TransposedGrid threw a System.ArgumentOutOfRangeException when all rows were frozen and AutomationEnabled=True.
    • Fixed an issue where assigning the CellFactory property failed when the factory was already linked.
    • Fixed an issue where adding multiple columns through XAML caused a System.ArgumentOutOfRangeException.
    • Fixed an issue where drag-and-drop row reordering failed when TransposedGridBehavior was applied.
    • Fixed an issue where incorrect adapter dimensions caused row ActualHeight values to report incorrect sizes.
    • Fixed an issue where selecting Sort By from the sort drop-down triggered a System.ArgumentOutOfRangeException.
    • Fixed an issue where resizing or scrolling in a secondary XAML window threw a System.ArgumentOutOfRangeException when AutomationEnabled=True and TransposedGridBehavior was applied.
    • Fixed an issue where DataMap drop-down items in GridColumn did not populate when edit mode was entered by double-clicking a cell.
    • Fixed an issue where selecting Apply or Clear in GridFilterRow options caused a NullReferenceException.
    • Fixed an issue where accessing CellFactory and PropertyInfo on unattached columns caused a NullReferenceException.
    • Fixed an issue where mouse wheel scrolling caused a System.ArgumentOutOfRangeException.
    • Fixed an issue where setting Aggregate and Format on DateTime columns with GridSummaryRow caused exceptions.
    • Fixed an issue where grouping and aggregation failed with FlexGridDetailProvider. Group collapse and aggregate calculations were applied only to the first row in each group.
    • Fixed an issue where checkbox editing could not be canceled when the Cancel property was set to true in the BeginningEdit or BeginningRowEdit events.
    • Breaking Changes
      • Updated the CanDragRow and CanDragColumn method signatures in GridCellFactory to accept four parameters.
  • Grid.Excel
    • Fixed an issue where export failed because of a DS.Documents.Excel dependency version mismatch. Updated the referenced version to 7.2.5.
  • GridControl
    • Fixed an issue where layout values exceeded valid bounds by enforcing value clamping.
  • Input
    • Fixed an issue where text matching failed in C1ComboBox when Condition=Contains and IsEditable=False.
    • Breaking Changes
      • Removed the HeaderClickInterceptor and ComboHeader template parts. Replaced them with Header and TextBox.
      • Renamed C1ComboBoxSelectionMode to ComboBoxSelectionMode.
      • Renamed C1ComboBoxItem and C1ComboBoxGroupItem to ComboBoxItem and ComboBoxGroupItem.
      • Removed C1ComboBox.IsOpenKey().