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Fixes header checkbox alignment in grid view

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Wraps the "Select All" header checkbox in a custom container to mirror the padding and layout used by data rows. Removes default padding and enforces strict vertical and horizontal centering, ensuring consistent visual alignment between the header and cell content.
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rbalsleyMSFT
2026-03-20 16:29:09 -07:00
parent 80147ed61b
commit 42ed2819b8
1 changed files with 25 additions and 2 deletions
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FFUDevelopment/FFUUI.Core/FFUUI.Core.Shared.psm1
+25 -2
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@@ -343,7 +343,8 @@ function Add-SelectableGridViewColumn {
# Create the "Select All" CheckBox for the header # Create the "Select All" CheckBox for the header
$headerCheckBox = New-Object System.Windows.Controls.CheckBox $headerCheckBox = New-Object System.Windows.Controls.CheckBox
$headerCheckBox.HorizontalAlignment = [System.Windows.HorizontalAlignment]::Center $headerCheckBox.HorizontalAlignment = [System.Windows.HorizontalAlignment]::Center
$headerCheckBox.VerticalAlignment = [System.Windows.VerticalAlignment]::Center
# Store header metadata, including whether select-all should only affect visible rows. # Store header metadata, including whether select-all should only affect visible rows.
$headerTagObject = [PSCustomObject]@{ $headerTagObject = [PSCustomObject]@{
PropertyName = $IsSelectedPropertyName PropertyName = $IsSelectedPropertyName
@@ -412,11 +413,33 @@ function Add-SelectableGridViewColumn {
} }
}) })
# Wrap the header checkbox in a stretched container so it centers the same way as row cells.
# Apply a small left inset to mirror the Fluent ListViewItem content padding used by data rows.
$headerBorder = New-Object System.Windows.Controls.Border
$headerBorder.Padding = New-Object System.Windows.Thickness(12, 0, 0, 0)
$headerBorder.HorizontalAlignment = [System.Windows.HorizontalAlignment]::Stretch
$headerBorder.VerticalAlignment = [System.Windows.VerticalAlignment]::Stretch
$headerGrid = New-Object System.Windows.Controls.Grid
$headerGrid.HorizontalAlignment = [System.Windows.HorizontalAlignment]::Stretch
$headerGrid.VerticalAlignment = [System.Windows.VerticalAlignment]::Stretch
$headerGrid.Children.Add($headerCheckBox) | Out-Null
$headerBorder.Child = $headerGrid
# Use an explicit GridViewColumnHeader so we can remove the default header padding
# and control the checkbox alignment explicitly.
$selectableHeader = New-Object System.Windows.Controls.GridViewColumnHeader
$selectableHeader.HorizontalContentAlignment = [System.Windows.HorizontalAlignment]::Stretch
$selectableHeader.VerticalContentAlignment = [System.Windows.VerticalAlignment]::Stretch
$selectableHeader.Padding = New-Object System.Windows.Thickness(0)
$selectableHeader.Margin = New-Object System.Windows.Thickness(0)
$selectableHeader.Content = $headerBorder
$State.Controls[$HeaderCheckBoxKeyName] = $headerCheckBox $State.Controls[$HeaderCheckBoxKeyName] = $headerCheckBox
WriteLog "Add-SelectableGridViewColumn: Stored header checkbox in State.Controls with key '$HeaderCheckBoxKeyName'." WriteLog "Add-SelectableGridViewColumn: Stored header checkbox in State.Controls with key '$HeaderCheckBoxKeyName'."
$selectableColumn = New-Object System.Windows.Controls.GridViewColumn $selectableColumn = New-Object System.Windows.Controls.GridViewColumn
$selectableColumn.Header = $headerCheckBox $selectableColumn.Header = $selectableHeader
$selectableColumn.Width = $ColumnWidth $selectableColumn.Width = $ColumnWidth
$cellTemplate = New-Object System.Windows.DataTemplate $cellTemplate = New-Object System.Windows.DataTemplate