hyper_table 0.1.0

High-performance Flutter data grid with virtual scrolling, frozen columns, sorting, filtering, editing, tree data, and synchronized section scrolling.

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

0.1.0 - 2026-02-16

Added

• Virtual scrolling with optimized viewport rendering for very large datasets.
• Frozen left and right columns with synchronized vertical scrolling.
• Single and multi-column sorting with sort indicators.
• Filter row with text, number, date, and dropdown filtering.
• Global search across visible columns.
• Row selection modes: none, single, and multiple, including checkbox selection.
• Column resizing support.
• Client-side and server-side pagination modes.
• Local and async/server data source support.
• Inline editing with text, number, date, and dropdown editors.
• Tree grid support with expand/collapse and hierarchical row rendering.
• Footer summary row support (sum, average, count, min, max, custom).
• Theme customization via HyperTableThemeData.
• CSV export and clipboard copy utilities.
• Column menu, context menu, and column chooser overlays.

Fixed

• Resolved scrollbar assertions caused by a controller being attached to multiple positions.
• Resolved ScrollController attached to multiple scroll views assertions on mobile scroll paths.
• Fixed horizontal scroll synchronization so header, filter row, summary row, and content stay aligned.
• Fixed editable grid interaction reliability for inline cell edits.
• Fixed tree grid interaction and expansion behavior consistency.
• Prevented example screens from rendering under device navigation areas by applying SafeArea.

Improved

• Improved mobile behavior for narrow layouts, including compact handling of frozen areas.
• Improved linked-scroll stability with guarded synchronization logic.
• Improved package documentation and publish metadata.

[Unreleased]

Planned

• Column drag-and-drop reorder (UI)
• PDF export
• State persistence (SharedPreferences)
• Accessibility (semantic labels)
• RTL support
• Localization
• TwoDimensionalScrollView viewport for extreme column counts
• Sparkline/mini-chart cell type