Notes on Maui Data Grid Presentation

Introduction to Controls in Applications

• Importance of choosing the right controls for mobile vs. desktop applications.
  • Mobile: Swipe views and gestures are crucial.
  • Desktop: Controls like avatar grids and data management features are essential.

Overview of Maui Data Grid

• Maui Data Grid: A library for adding data grid controls to .NET MAUI applications.
• Platforms Supported:
  • Android
  • iOS
  • Mac Catalyst
  • Windows
  • Tizen
• Created by EBU Akwul.
• Presentation Structure:
  • Sample application demonstration.
  • Code usage and properties overview.
  • Internal workings of the library.

Sample Application Demonstration

• Features of the Data Grid:
  • Scrollable content with fixed headers.
  • Customizable headers (visibility of borders).
  • Selection of different files.
  • Dynamic hiding/showing of columns.
  • Filtering and organizing items by various columns (e.g., teams with more wins).

Code Usage and Properties

• Library Installation:
  • Available via NuGet as package.maui.
  • Latest version: .Co version.
• Main Namespace: Maui.DataGrid
• Key Properties:
  • ItemSource: Defines the collection used as data for the data grid.
  • SelectionEnabled: Enables/disables selection.
  • SelectedItem: Gets the currently selected item.
  • RowHeight and HeaderHeight: Define the heights of rows and headers.
  • Header customization options (background, border visibility).
  • Pull to Refresh command for refreshing content.
  • Active row color management.

Column Management

• Defining Columns:
  • Use Columns property to define data grid columns.
  • Each column has:
    • DetailProperty
    • PropertyName
    • Ability to create hidden columns (controlled via IsVisible).
    • SortingEnabled property for enabling/disabling sorting.
• Custom Column Titles:
  • Formatted titles or data templates can be used for each column.

Data Retrieval and Binding

• Data Source:
  • A view model returns data (e.g., from a JSON file).
  • Properties for binding and selecting items.

Internal Working of the Data Grid

• Composition of .NET MAUI controls:
  • A grid containing a collection view.
  • Uses DataGridRow for item representation.
• Virtualization and performance optimization through collection views.

Conclusion

• Maui Data Grid: Suitable for both mobile and desktop applications.
• Offers extensive properties for customization and management of data.
• Encouragement for audience interaction:
  • Questions and suggestions for future topics are welcome.

Additional Notes:

• Great for data-heavy applications, especially on desktop.
• Library allows for robust data handling and user interaction.