Released: Dec 19, 2019

Mises à jour de 2019 Volume 4

Fonctionnalités

Chat (Preview)

• The Chat control for Xamarin.Forms provides a modern conversational chatbot experience. It is a flexible control that shows a conversation between two or more users in a fully customizable layout. Key features
  • Message types: Built-in support for various message types such as text, calendar, date picker, time picker, and hyperlink.
  • Message input area: Send messages to users by interacting with the built-in editor and the button at the bottom of the chat control.
  • Time break: Shows chat messages in groups based on the date and time the messages were created.
  • Typing indicator: Indicates the users who are currently typing.

Date Picker (Preview)

• The Date Picker control for Xamarin.Forms lets users quickly select a date and specify minimum and maximum dates to restrict date selection. Key features
  • Displays different date formats.
  • Supports customizing header text, column header text, and background color.
  • Supports minimum date and maximum date restrictions.
  • Supports standalone and dialog modes.

Time Picker (Preview)

• The touch-friendly Time Picker control for Xamarin.Forms lets users quickly select a time. Key features
  • Displays different time formats.
  • Supports customizing header text, column header text, and background color.
  • Supports standalone and dialog modes.

Charts

• Stacked line and 100% stacked line charts - The new stacked line and stacked line 100 series allow users to visualize the different series stacked together to show a cumulative value.
• Dashes support for line series - This feature allows users to set a dashed line for line series.
• DataTable binding - This feature allows users to bind the DataTable collection to the chart series.

DataGrid

• Load More view customization - This feature allows users to customize the size and opacity value of the Load More view.

Word Library

• Mathematical equations - Word Library now allows creating and editing mathematical equations (MathML) in Word documents (DOCX and WordML).
• Autofit table content - Word Library now automatically adjusts table cell size based on its content.

ListView

• Disable scrolling - This feature allows users to disable scrolling in ListView and render full-height content.
• SelectionChanged command - This feature provides command support for the SelectionChanged event in ListView.

Maps

• Render polylines, polygons and points from a collection of points - This feature allows users to render polyline, polygon and point shapes on maps using a collection of points.
• Downloading tiles asynchronously - This feature allows users to downloading tiles asynchronously by using RequestTileUri event.

Masked Entry

• ReturnType, ReturnCommand, and ReturnCommandParameter support - These features allow users to control the appearance of the keyboard’s Return button and execute a command when they press it.
• Displaying a Clear Button - This feature is used to control whether a masked entry displays a clear button that allows the user to clear the text.

PDF Library

• PDF/A conformance - Support provided to create PDF/A conformance documents. Using this library, the following types of conformance documents can be created.
• Validate the incrementally saved PDF digital signatures - Improved the PDF digital signature validation algorithm to identify Incremental saving attacks (ISA).
• Remove duplicate resources when merging PDF documents - Support provided to remove duplicate PDF resources such as image and fonts when merging PDF documents.
• Create Long Term Validation (LTV) when signing PDF documents externally - This feature allows you to digitally sign a PDF document externally with LTV.
• Create ZUGFeRD 2.0 PDF document - Support provided to create ZUGFeRD 2.0 PDF documents.

Schedule

• Resource view mode - Support for a discrete timeline view for each resource has been provided to enhance the viewability of appointments.

Effects View (Preview)

• UWP support - Added UWP support for the Effects View control.

Numeric Entry

• ReturnType and ReturnCommand support - These features allow users to control the appearance of the keyboard’s Return button and execute a command when they press it.

PDF Viewer

• Print support - This feature allows users to print PDF documents.
• Import and export annotations support - This feature allows users to import and export PDF annotations in FDF and XFDF formats.

Rich Text Editor (Preview)

• Placeholder support - This feature allows users to provide a placeholder for the Rich Text Editor.
• Right-to-left (RTL) support - The Rich Text Editor control provides support to change the flow of the UI from right to left based on the culture of the device.
• Focus and unfocus support in Xamarin.Forms for Android and UWP - This feature allows users to programmatically focus and unfocus the Rich Text Editor control in Xamarin.Forms for Android and UWP platforms.
• Undo and redo support in Xamarin.Forms UWP - This feature allows undo and redo operations in the Rich Text Editor for Xamarin.Forms UWP.
• Read-only support - This feature allows users to restrict editing in Rich Text Editor.
• Hyperlink support - This feature allows you to insert, edit, browse, and remove hyperlinks in the Rich Text Editor.

Shimmer (Preview)

• UWP support - Added UWP support for the Shimmer control.

StepProgressBar

• Right-to-left (RTL) support - The StepProgressBar control provides support to change the flow of the UI from right to left based on the culture of the device.

Text Input Layout

• Picker, date picker, and time picker support - Support added for input views such as a picker, date picker, and time picker in Android and iOS.

Excel Library

• Macros - A macro is a set of programming codes that runs in the Excel environment to automate tasks. XlsIO allows you to create and edit macros in Excel worksheets using IVbaProject and save the worksheets in different formats such as XLS, XLTM, and XLSM.
• Conditional formatting enhancement - Conditional formatting now allows you to highlight the following:
  • Top or bottom ranked values.
  • Values that are above or below average.