Merge pull request #756 from AvaloniaUI/755-in-page-improving-performance-are-the-information-still-correct

Update TreeDataGrid documentation with notices and crosslinks to Accelerate

Author: luke-whos-here

docs/guides/development-guides/improving-performance.md

@@ -15,6 +15,10 @@ When you need to display a large amount of data in a `DataGrid` or a `TreeView`
 
 Avoid using the `DataGrid` control if you don't need editing features. It's generally regarded as a less optimal control for performance.
 
+:::warning
+[`TreeDataGrid`](/accelerate/welcome) is maintained as part of Avalonia Accelerate as of October 2025. It is presently still the recommended option for large datasets.
+:::
+
 ## Virtualization
 
 When working with large amounts of data, enabling virtualization can improve the performance of your Avalonia application. Virtualization means that only the visible items in the control are rendered, which significantly improves the performance when there are a large number of items to display.
@@ -23,6 +27,10 @@ When working with large amounts of data, enabling virtualization can improve the
 
 `TreeDataGrid` supports virtualization and can handle thousands of rows with complex cells effectively.
 
+:::warning
+[`TreeDataGrid`](/accelerate/welcome) is maintained as part of Avalonia Accelerate as of October 2025. It is presently still the recommended option for large datasets.
+:::
+
 ## Optimize Your Visual Tree Structure
 
 Performance can often be hindered by a deeply nested and complicated layout. Strive to maintain your XAML markup as uncomplicated and flat as possible. Rendering UI elements onscreen triggers a "layout pass" twice for every single element (a measure pass followed by an arrange pass).

docs/reference/controls/treedatagrid/README.md

@@ -11,13 +11,11 @@ import TreeDataGridNuGetScreenshot from '/img/reference/controls/treedatagrid/tr
 
 The `TreeDataGrid` displays hierarchical and tabular data together in a single view. It is a combination of a tree view and data grid.
 
-:::info
-For full information on the tree view control, see the reference [here](../treeview-1.md).
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for TreeDataGrid](/accelerate/components/treedatagrid/quickstart).
 :::
 
-:::info
-For full information on the data grid control, see the reference [here](../datagrid/).
-:::
+See the reference pages for more information on the [tree view control](../treeview-1.md) and the [data grid control](../datagrid/).
 
 The control has two modes of operation:
 

docs/reference/controls/treedatagrid/creating-a-flat-treedatagrid.md

@@ -6,6 +6,10 @@ import FlatTreeDataGridSourceScreenshot from '/img/reference/controls/treedatagr
 
 # Flat Tree Data Grid
 
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for flat `TreeDataGrid`](/accelerate/components/treedatagrid/quickstart-flat).
+:::
+
 ## Example
 
 In this example the view model contains an observable collection that is filled with data and then used to create a `FlatTreeDataGridSource` property to bind to the source of the tree data grid. The items of the grid are class `Person`.

docs/reference/controls/treedatagrid/creating-a-hierarchical-treedatagrid.md

@@ -4,8 +4,13 @@ description: REFERENCE - Built-in Controls
 
 import HierarchicalTreeDataGridSourceScreenshot from '/img/reference/controls/treedatagrid/treedatagrid-hierarchical.gif';
 
+
 # Hierarchical Tree Data Grid
 
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for hierarchical `TreeDataGrid`](/accelerate/components/treedatagrid/quickstart-hierarchical).
+:::
+
 ## Example
 
 In this example the view model contains an observable collection that is filled with data and then used to create a `HierarchicalTreeDataGridSource` property to bind on to the source of the tree data grid. The items of the grid are class `Person`.

docs/reference/controls/treedatagrid/treedatagrid-column-types.md

@@ -4,6 +4,10 @@ description: REFERENCE - Built-in Controls
 
 # Tree Data Grid Column Types
 
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for `TreeDataGrid` column types](/accelerate/components/treedatagrid/column-types).
+:::
+
 The tree data grid supports three different column types:
 
 * Text Column

i18n/ru/docusaurus-plugin-content-docs/current/guides/development-guides/improving-performance.md

@@ -15,6 +15,10 @@ When you need to display a large amount of data in a `DataGrid` or a `TreeView`
 
 Avoid using the `DataGrid` control if you don't need editing features. It's generally regarded as a less optimal control for performance.
 
+:::warning
+[`TreeDataGrid`](/accelerate/welcome) is maintained as part of Avalonia Accelerate as of October 2025. It is presently still the recommended option for large datasets.
+:::
+
 ## Virtualization
 
 When working with large amounts of data, enabling virtualization can improve the performance of your Avalonia application. Virtualization means that only the visible items in the control are rendered, which significantly improves the performance when there are a large number of items to display.
@@ -23,6 +27,10 @@ When working with large amounts of data, enabling virtualization can improve the
 
 `TreeDataGrid` supports virtualization and can handle thousands of rows with complex cells effectively.
 
+:::warning
+[`TreeDataGrid`](/accelerate/welcome) is maintained as part of Avalonia Accelerate as of October 2025. It is presently still the recommended option for large datasets.
+:::
+
 ## Optimize Your Visual Tree Structure
 
 Performance can often be hindered by a deeply nested and complicated layout. Strive to maintain your XAML markup as uncomplicated and flat as possible. Rendering UI elements onscreen triggers a "layout pass" twice for every single element (a measure pass followed by an arrange pass).

i18n/ru/docusaurus-plugin-content-docs/current/reference/controls/detailed-reference/treedatagrid/README.md

@@ -10,13 +10,11 @@ import TreeDataGridNuGetScreenshot from '/img/reference/controls/treedatagrid/tr
 
 The tree data grid displays hierarchical and tabular data together in a single view. It is a combination of a tree view and data grid.
 
-:::info
-For full information on the tree view control, see the reference [here](../treeview-1.md).
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for TreeDataGrid](/accelerate/components/treedatagrid/quickstart).
 :::
 
-:::info
-For full information on the data grid control, see the reference [here](../../datagrid/).
-:::
+See the reference pages for more information on the [tree view control](../treeview-1.md) and the [data grid control](../datagrid/).
 
 The control has two modes of operation:
 

i18n/ru/docusaurus-plugin-content-docs/current/reference/controls/detailed-reference/treedatagrid/creating-a-flat-treedatagrid.md

@@ -6,6 +6,10 @@ import FlatTreeDataGridSourceScreenshot from '/img/reference/controls/treedatagr
 
 # Flat Tree Data Grid
 
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for flat `TreeDataGrid`](/accelerate/components/treedatagrid/quickstart-flat).
+:::
+
 ## Example
 
 In this example the view model contains an observable collection that is filled with data and then used to create a `FlatTreeDataGridSource` property to bind to the source of the tree data grid. The items of the grid are class `Person`.

i18n/ru/docusaurus-plugin-content-docs/current/reference/controls/detailed-reference/treedatagrid/creating-a-hierarchical-treedatagrid.md

@@ -6,6 +6,10 @@ import HierarchicalTreeDataGridSourceScreenshot from '/img/reference/controls/tr
 
 # Hierarchical Tree Data Grid
 
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for hierarchical `TreeDataGrid`](/accelerate/components/treedatagrid/quickstart-hierarchical).
+:::
+
 ## Example
 
 In this example the view model contains an observable collection that is filled with data and then used to create a `HierarchicalTreeDataGridSource` property to bind on to the source of the tree data grid. The items of the grid are class `Person`.

i18n/ru/docusaurus-plugin-content-docs/current/reference/controls/detailed-reference/treedatagrid/treedatagrid-column-types.md

@@ -4,6 +4,10 @@ description: REFERENCE - Built-in Controls
 
 # Tree Data Grid Column Types
 
+:::warning
+`TreeDataGrid` is maintained as part of Avalonia Accelerate as of October 2025. See the [Accelerate documentation for `TreeDataGrid` column types](/accelerate/components/treedatagrid/column-types).
+:::
+
 The tree data grid supports three different column types:
 
 * Text Column