2026 v1.2

Calendar

Bug Fixes

• Fixed an issue where C1DateEdit ignored the application-wide CultureInfo.ShortDatePattern setting.

• Fixed an issue where C1DateEdit did not apply the BackColor property.

Command

Improvements

• Added support for disposing of command bindings in C1Command.

Editor

Bug Fixes

• Fixed an issue where logo images were not retained when HTML documents were saved using the Save Document command.

ExpressionEditor

Bug Fixes

• Fixed an issue where operator buttons in C1ExpressionEditorPanel inserted operators twice.

FlexGrid

Improvements

• Added the DataGrid tag to the FlexGrid NuGet package.

Bug Fixes

• Fixed an issue where the sort and filter icons overlapped when FilterIconVisibility was set to Always and RightToLeft was enabled.

• Fixed an issue where the sort glyph was not displayed at the top of the column header when filtering was enabled, ShowSortPositionEnum was set to Auto, and ShowFilterIcon was set to Default.

• Fixed an issue where the editor retained IME conversion candidates after the edited cell was changed.

• Fixed an issue where exporting grids with many cells that used custom background styles was slow.

• Fixed an issue where an exception was thrown when scrolling after ApplySearch was called and UseCompatibleTextRendering was set to True.

FlexPivot

Bug Fixes

• Fixed an issue where fields in the FlexPivot panel were displayed incorrectly under high-DPI scaling.

FlexReport

Bug Fixes

• Fixed an issue where fields of type System.Byte[] and System.Object were not displayed in the FlexReport Designer when a DataSet was used.

FlexViewer

Bug Fixes

• Fixed an issue where a System.NullReferenceException was thrown when a loaded PDF document was exported to HTML using C1PdfDocumentSource.

List

Bug Fixes

• Fixed an issue where incorrect colors were applied to fixed-column cells when a colored row was partially visible.

Input

Improvements

• Added support for displaying tooltips in C1Label, C1Button, C1CheckBox, and C1RadioButton when the text was trimmed and the Trimming property was not set to None.

• Added support for disposing of command bindings in C1Input.

Bug Fixes

• Fixed an issue where C1Label treated empty strings as null when EmptyAsNull was set to false.

• Fixed an issue where C1MaskedTextBox executed bound commands on the GotFocus and LostFocus events even when the text had not changed.

• Fixed an issue where C1TextBox did not raise the DoubleClick event.

Input.DbNavigator

Bug Fixes

• Fixed an issue where the page number text box did not resize dynamically based on the total page count while maintaining the overall navigator width.

Input.MultiColumnCombo

Bug Fixes

• Fixed an issue where keyboard navigation selected a row that did not match the filter when the Down Arrow key was pressed for the first time after filtering.

Input.MultiSelect

Bug Fixes

• Fixed an issue where MultiSelect automatically closed the drop-down after focus moved to the internal tag editor.

InputPanel

Bug Fixes

• Fixed an issue where item names were displayed incorrectly in the Members list and ComboBox of the InputPanel Item Collection Editor.

PrintDocument

Bug Fixes

• Fixed an issue where an error occurred when C1 Open XML Document (.c1dx) files containing embedded fonts were opened in C1RibbonPreview or C1PrintPreview.

• Fixed an issue where MultiDocument did not display RenderImage content in applications targeting .NET 9 or later.

Ribbon

Bug Fixes

• Fixed an issue where RibbonComboBox item labels and the selected text in the drop-down were vertically misaligned.

• Fixed an issue where text in button-based ribbon controls and labels in text box-based ribbon controls were misaligned in RibbonTopToolBar and RibbonBottomToolBar.

• Fixed an issue where text in button-based ribbon controls and labels in text box-based ribbon controls were not aligned correctly in the Ribbon Simplified View.

SuperTooltip

Bug Fixes

• Fixed an issue where SuperTooltip was displayed on the wrong screen.

TrueDBGrid

Bug Fixes

• Fixed an issue where the selection highlight for an expanded group header row disappeared after C1TrueDBGrid was filtered in GroupBy view.