What's New in Spread 7

In this article, you will find new features and enhancements added to Spread v7 categorized by platform and minor release.

WinForms

Version 4

  • Custom names are now supported in the FormulaConditionalFormattingRule.
  • New overloads of OpenExcel allow import of Excel documents without clearing the keyboard input mappings set with SetInputMap.
  • Multiple range expressions are now supported.

Version 3

  • Support for Windows 8.1 and the new Visual Studio 2013 IDE.

Version 2

Touch Support

Run-time touch support added. Excel 2013-like UI touch support Excel 2013-like UI touch support

  • Resize the selected columns or rows by dragging the resize handler.
  • Automatically fit selected columns or rows by double-tapping on the handler.
  • Scroll by panning on viewport to scroll or selecting and dragging scrollbar by touch.
  • Change the range of the selection by dragging the selection handler.
  • Pop up a menu (which can include built-in or custom commands) by tapping on the selection or the active cell. Zoom in and out of cells by using pinch/stretch gestures.

Performance Enhancements

This release of Spread for WinForms features 30-50% faster Excel file import and output and formula calculation. Enhance end-user experience by loading the same Excel files faster -- particularly when loading large Excel files on a multi-core CPU PC or when calculating complex formulas. Improved performance Improved performance

Other

This release of Spread for WinForms also includes new methods to import part of CSV file’s data into the Spread control as well as improved UI behavior for ComboBoxCellType that allows the end-user to pop up a drop-down list by clicking on the drop-down button without entering edit mode.

ASP.NET

Version 4

  • You can call a method "ExpandAll" to expand or collapse all the levels of hierarchical view.
  • We allow to export result of grouping to Excel, layout and data are identical after exporting. The SaveAsViewed option in the ExcelSaveFlags enumeration also saves the group view.
  • You can save specific sheet to a html file, what you see is what you get.
  • The ClientAutoSizeMaxHeight and ClientAutoSizeMaxWidth properties have been added.
  • The Value property has been added to the FilterItemValue class.

Version 3

  • Support for new platforms includes Windows 8.1, Windows Server 2012 R2, and the new Visual Studio 2013 IDE. Support for Internet Explorer 11 was also added in this release.

Version 2

Added touch support. Touch support Touch support

  • Resize the selected columns or rows by dragging the resize handler.
  • Automatically fit selected columns or rows by double-tapping on the handler.
  • Scroll by panning on viewport to scroll or selecting and dragging scrollbar by touch.
  • Change the range of the selection by dragging the selection handler.
  • Pop up a menu (which can include built-in or custom commands) by tapping on the selection or the active cell.
  • Zoom in and out of cells by using pinch/stretch gestures.

WPF/Silverlight and WinRT

Version 4

  • New SetDataSource method allows the developer to easily bind the Worksheet to the data source and keep existing cell formatting.

Version 3

New Platform Support

  • Support for new platforms includes Windows 8.1 and Windows Server 2012 R2; support was also added for the Visual Studio 2013 IDE in this release.

Clipboard API Enhancements

  • Add some new values(RangeGroup, Sparkline, Span, Tags) for the ClipboardPasteOptions enum. so user can specify more detail about which content should be pasted.
  • Add the source worksheet and source range for ClipboardPasting and ClipboardPasted EventArgs to let user get the source of pasting.
  • Make the ClipboardPastingEventArgs.PasteOption and DragDropBlockEventArgs.PasteOption settable, so customer can change pasting behavior.
  • Add FloatingObjectPastedEvent to give customers an opportunity to do something after pasting a floatingobject.
  • Add the ValidationPasting and ValidationDragDropBlock event to make user can write theire own validation logic before pasting or drag drop.

Miscellaneous

  • Add Operation(string) and Context(object) properties for InvalidOperationEventArgs, so that we can tell users what operation fires this InvalidOperation event, then they can tell the end users what invalid operation happened.
  • Add the FilterPopupOpening and DataValidationListPopupOpening event to provide customers with an opportunity to cancel or customize the popup.
  • Add Rowsswapped and ColumnsSwapped during sorting rows and columns if two rows/columns are swapped.
  • Cache user custom types during deserialization to improve performance.
  • Support the CellTextRendering and CellValueApplying to provide the opportunity for users to change the final displaying text or to modify the applied value after editing.
  • Add DefaultAutoFillType to make users can specify the default auto fill type.
  • Add the ToRow and ToColumn for LeaveCellEventArgs.
  • Support StartCellEditing(string defaultText) methods

Version 2

Touch Support

This release features Excel 2013-like UI touch support. Touch Support Excel-like touch support

  • Resize the selected columns or rows by dragging the resize handler and automatically fit selected columns or rows by double-tapping on the handler.
  • Scroll by panning on viewport to scroll or selecting and dragging scrollbar by touch.
  • Change the range of the selection by dragging the selection handler.
  • Pop up a menu (which can include built-in or custom commands) by tapping on the selection or the active cell.
  • Zoom in and out of cells by using pinch/stretch gestures.

Chart

With 30+ (Silverlight) and 40+ (WPF) new chart types, you can create expressive 2D and 3D charts within spreadsheets; new chart types include: Column, Line, Pie, Bar, Area, Bubble, Scatter, Radar, Stock, and 3D Surface. Highly compatible with the Excel chart object, charts are editable at run time to provide the richest data user interface imaginable. The Spread Designer lets you add charts at design time or import from an existing Excel file, or you can add charts through code using the comprehensive Chart object model.

Images

You can now contain any image in its own picture layer in a sheet. Get creative with your use of images -- use them to clarify data items, emphasize important information, or reference spreadsheet processes.

Formula TextBox

Place the new formula text box control anywhere on the form for Excel-like formula editing. End users can edit formulas quickly and easily at run time in a familiar UI by selecting a range of cells when entering a formula in the formula text box. Each reference has a different color; we also support this ability in the cell editor. Formula tetbox Formula textbox

Floating Objects

Now you can add several floating panels that can contain any UI elements to any sheet. You can use these floating panels to add any control into your spreadsheet, for example you can add path objects to simulate a shape.

Array Formula Support

Perform multiple calculations on one or more array items. Spread now includes support for a simple keyboard shortcut, Ctrl+Shift+Enter, to enter an array formula for a range of cells making it easy to:

  • Count the number of characters in a range of cells.
  • Sum numbers that meet certain conditions, such as the lowest values in a range or numbers that fall between an upper and lower boundary.
  • Sum every nth value in a range of values.
  • And more.

Performance Enhancements

This release includes improved performance for Excel file import and output and formula calculation in the spread control. Load the same Excel file faster, calculate complex formulas faster, and enhance the end-user experience. Better perfomance Better performace

Selection Indicator Appearance

You can now change the border color and background of the selection indicator and match the UI theme of your application.

Group Panel Appearance

Customize the background and border of the range group panel. Custom group panel appearance Custom group panel appearance

Enhance Conditional Formatting

Add priority and stop if true to make conditional formatting complete and flexible, and more compatible to Excel logic. Conditional formatting Conditional formatting

Underline and Strikethrough

Cells now support underline and strike through font styles.

Designer Enhancements

Save time using modern templates in the designer to design documents. In addition, Spread includes more dialog boxes and ribbon tabs for charts and images. Improved designer Improved designer

Tooltip for UI operations

Show ToolTips to provide more information when the end user drags, scrolls, and resizes in the control at run time. tooltips Toolips

Culture support

The data formatter now supports formatting cell values according to the culture of the system environment. Cell values show the proper format in different culture environments.

Localization

Spread now includes Chinese localization; all messages and UI text are displayed in Chinese if the control is run in a Chinese environment.

MESCIUS inc.

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