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Optimize DataGrid column reorder

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Added support for synchronous scrolling of the horizontal scroll bar when dragging and sorting columns
This commit is contained in:
CHINBOY
2025-07-20 16:23:33 +08:00
parent 1fce32f964
commit d1895bfbab
2 changed files with 6 additions and 5 deletions
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src/AtomUI.Controls.DataGrid/Column/DataGridColumnHeader.cs
+4 -2
View File
@@ -374,9 +374,10 @@ internal partial class DataGridColumnHeader : ContentControl
internal void HandleMouseLeftButtonUp(ref bool handled, PointerEventArgs args, Point mousePosition, Point mousePositionHeaders)
{
IsPressed = false;
if (OwningGrid != null && OwningGrid.ColumnHeaders != null)
{
var horizontalOffset = OwningGrid.HorizontalScrollBar?.Value ?? mousePosition.X;
if (HeaderDragMode == DragMode.MouseDown)
{
HandleMouseLeftButtonUpClick(args.KeyModifiers, ref handled);
@@ -390,9 +391,10 @@ internal partial class DataGridColumnHeader : ContentControl
|| (OwningColumn.IsFrozen && targetIndex < OwningGrid.LeftFrozenColumnCount)))
{
OwningColumn.DisplayIndex = targetIndex;
DataGridColumnEventArgs ea = new DataGridColumnEventArgs(OwningColumn);
OwningGrid.NotifyColumnReordered(ea);
OwningGrid.ScrollIntoView(null, _dragColumn);
OwningGrid.UpdateHorizontalOffset(horizontalOffset);
}
}
src/AtomUI.Controls.DataGrid/DataGrid.Rows.cs
+2 -3
View File
@@ -523,7 +523,7 @@ public partial class DataGrid
// The row is already displayed in its entirety
return true;
}
else if (DisplayData.FirstScrollingSlot == slot && slot != -1)
if (DisplayData.FirstScrollingSlot == slot && slot != -1)
{
if (!MathUtilities.IsZero(NegVerticalOffset))
{
@@ -611,8 +611,7 @@ public partial class DataGrid
// We scrolled too far because a row's height was larger than its approximation
_verticalOffset = NegVerticalOffset;
}
//
Debug.Assert(MathUtilities.LessThanOrClose(NegVerticalOffset, _verticalOffset));
SetVerticalOffset(_verticalOffset);