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fix full button width

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Chris Titus
2026-02-25 11:05:45 -06:00
parent 410d3c5056
commit 773ea3a950
2 changed files with 52 additions and 23 deletions
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64
functions/private/Invoke-WinUtilISOUSB.ps1
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@@ -17,7 +17,7 @@ function Invoke-WinUtilISORefreshUSBDrives {
foreach ($disk in $removable) {
$sizeGB = [math]::Round($disk.Size / 1GB, 1)
$label = "Disk $($disk.Number): $($disk.FriendlyName) [$sizeGB GB] — $($disk.PartitionStyle)"
$label = "Disk $($disk.Number): $($disk.FriendlyName) [$sizeGB GB] - $($disk.PartitionStyle)"
$combo.Items.Add($label)
}
$combo.SelectedIndex = 0
@@ -38,7 +38,7 @@ function Invoke-WinUtilISOWriteUSB {
if (-not $contentsDir -or -not (Test-Path $contentsDir)) {
[System.Windows.MessageBox]::Show(
"No modified ISO content found. Please complete Steps 1–3 first.",
"No modified ISO content found. Please complete Steps 1-3 first.",
"Not Ready", "OK", "Warning")
return
}
@@ -107,28 +107,54 @@ function Invoke-WinUtilISOWriteUSB {
return $null
}
# ── Diskpart script: clean + GPT + format only (no assign) ──────────
# We intentionally omit "assign" here and let PowerShell assign letters
# explicitly below. diskpart's "assign" can silently fail on drives that
# previously had letter bindings still present in the registry, which is
# the root cause of the "could not locate partition" error.
$dpScript = @"
# ── Phase 1: Clean the disk via diskpart ────────────────────────────
# Only run "clean" here. "convert gpt" in diskpart requires the disk to
# already be MBR; after a clean the disk is RAW, so convert gpt fails on
# many systems. We use Initialize-Disk (which accepts RAW disks) instead.
$dpScript1 = @"
select disk $diskNum
clean
convert gpt
create partition efi size=512
format quick fs=fat32 label="SYSTEM"
exit
"@
$dpFile1 = Join-Path $env:TEMP "winutil_diskpart_$(Get-Random).txt"
$dpScript1 | Set-Content -Path $dpFile1 -Encoding ASCII
Log "Running diskpart clean on Disk $diskNum..."
$dpOut1 = diskpart /s $dpFile1 2>&1
Remove-Item $dpFile1 -Force -ErrorAction SilentlyContinue
$dpOut1 | Where-Object { $_ -match '\S' } | ForEach-Object { Log " diskpart: $_" }
# ── Phase 2: Initialize as GPT via PowerShell ────────────────────────
# After "clean", Windows may still see the disk as initialized (stale
# metadata). Initialize-Disk only accepts RAW disks; Set-Disk handles
# already-initialized (MBR/GPT) disks with no partitions. Try both.
Start-Sleep -Seconds 2
Update-Disk -Number $diskNum -ErrorAction SilentlyContinue
$diskObj = Get-Disk -Number $diskNum -ErrorAction Stop
if ($diskObj.PartitionStyle -eq 'RAW') {
Initialize-Disk -Number $diskNum -PartitionStyle GPT -ErrorAction Stop
Log "Disk $diskNum initialized as GPT."
} else {
Set-Disk -Number $diskNum -PartitionStyle GPT -ErrorAction Stop
Log "Disk $diskNum converted to GPT (was $($diskObj.PartitionStyle))."
}
# ── Phase 3: Create partitions via diskpart ──────────────────────────
# "create partition efi" is not supported on removable media.
# A single FAT32 primary partition is all that is needed for a UEFI-
# bootable Windows install USB – the firmware locates \EFI\Boot\bootx64.efi
# on any FAT32 volume regardless of GPT partition type.
$dpScript2 = @"
select disk $diskNum
create partition primary
format quick fs=fat32 label="WINPE"
exit
"@
$dpFile = Join-Path $env:TEMP "winutil_diskpart_$(Get-Random).txt"
$dpScript | Set-Content -Path $dpFile -Encoding ASCII
Log "Running diskpart on Disk $diskNum..."
$dpOut = diskpart /s $dpFile 2>&1
Remove-Item $dpFile -Force -ErrorAction SilentlyContinue
# Log diskpart output for diagnostics
$dpOut | Where-Object { $_ -match '\S' } | ForEach-Object { Log " diskpart: $_" }
$dpFile2 = Join-Path $env:TEMP "winutil_diskpart2_$(Get-Random).txt"
$dpScript2 | Set-Content -Path $dpFile2 -Encoding ASCII
Log "Creating partitions on Disk $diskNum..."
$dpOut2 = diskpart /s $dpFile2 2>&1
Remove-Item $dpFile2 -Force -ErrorAction SilentlyContinue
$dpOut2 | Where-Object { $_ -match '\S' } | ForEach-Object { Log " diskpart: $_" }
SetProgress "Assigning drive letters..." 30
Start-Sleep -Seconds 3 # allow Windows to settle after partition creation
@@ -169,7 +195,7 @@ exit
$wimSizeMB = [math]::Round((Get-Item $installWim).Length / 1MB)
if ($wimSizeMB -gt 3800) {
# FAT32 limit – split with DISM
Log "install.wim is $wimSizeMB MB – splitting for FAT32 compatibility..."
Log "install.wim is $wimSizeMB MB - splitting for FAT32 compatibility...This will take several minutes."
$splitDest = Join-Path $usbDrive "sources\install.swm"
New-Item -ItemType Directory -Path (Split-Path $splitDest) -Force | Out-Null
Split-WindowsImage -ImagePath $installWim `