# 第一部分：初始化和管理员检查
# 添加必要的程序集
Add-Type -AssemblyName PresentationFramework
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName PresentationCore

# 检查管理员权限
if (-NOT ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator")) {
    Write-Host "需要管理员权限运行此脚本！" -ForegroundColor Red
    $result = [System.Windows.MessageBox]::Show("此工具需要管理员权限才能执行分区操作。是否以管理员身份重新启动？", "需要管理员权限", [System.Windows.MessageBoxButton]::YesNo, [System.Windows.MessageBoxImage]::Warning)
    if ($result -eq 'Yes') {
        Start-Process PowerShell -Verb RunAs -ArgumentList "-File `"$PSCommandPath`""
    }
    exit
}





# 第二部分：辅助函数定义
# 函数定义

function ShowDiskPartitionInfo {
    param($Disk)
    
    try {
        $Partitions = Get-Partition -DiskNumber $Disk.Number -ErrorAction SilentlyContinue
        
        $PartitionInfo = "磁盘 $($Disk.Number) 分区信息:`n"
        $PartitionInfo += "型号: $($Disk.Model)`n"
        $PartitionInfo += "总容量: $([math]::Round($Disk.Size / 1GB, 2)) GB`n"
        $PartitionInfo += "分区表: $($Disk.PartitionStyle)`n"
        $PartitionInfo += "状态: $($Disk.OperationalStatus)`n`n"
        
        if ($Partitions) {
            $PartitionInfo += "现有分区列表:`n"
            $PartitionInfo += "------------------------`n"
            
            foreach ($Partition in $Partitions) {
                $SizeGB = [math]::Round($Partition.Size / 1GB, 2)
                $DriveLetter = if ($Partition.DriveLetter) { $Partition.DriveLetter } else { "无" }
                $Type = $Partition.Type
                $PartitionInfo += "分区 $($Partition.PartitionNumber):`n"
                $PartitionInfo += "  盘符: $DriveLetter`n"
                $PartitionInfo += "  大小: $SizeGB GB`n"
                $PartitionInfo += "  类型: $Type`n"
                $PartitionInfo += "------------------------`n"
            }
        } else {
            $PartitionInfo += "无分区或磁盘未初始化"
        }
        
        [System.Windows.MessageBox]::Show($PartitionInfo, "磁盘分区信息", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Information)
    } catch {
        [System.Windows.MessageBox]::Show("获取分区信息失败: $($_.Exception.Message)", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
    }
}

function DeleteAllPartitions {
    param($Disk, $StatusText, $RefreshCallback)
    
    try {
        # 获取分区信息用于确认
        $Partitions = Get-Partition -DiskNumber $Disk.Number -ErrorAction SilentlyContinue
        
        if (-not $Partitions -or $Partitions.Count -eq 0) {
            [System.Windows.MessageBox]::Show("磁盘 $($Disk.Number) 上没有找到分区。", "信息", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Information)
            return
        }
        
        # 显示分区列表用于确认
        $PartitionList = "即将删除以下分区：`n`n"
        foreach ($Partition in $Partitions) {
            $SizeGB = [math]::Round($Partition.Size / 1GB, 2)
            $DriveLetter = if ($Partition.DriveLetter) { $Partition.DriveLetter } else { "无盘符" }
            $PartitionList += "分区 $($Partition.PartitionNumber) - $DriveLetter - $SizeGB GB`n"
        }
        
        $Result = [System.Windows.MessageBox]::Show(
            "确定要删除磁盘 $($Disk.Number) 的所有分区吗？`n`n$PartitionList`n此操作将永久删除分区上的所有数据！", 
            "确认删除分区", 
            [System.Windows.MessageBoxButton]::YesNo, 
            [System.Windows.MessageBoxImage]::Warning
        )
        
        if ($Result -eq 'No') {
            return
        }
        
        $StatusText.Text = "正在删除所有分区..."
        $StatusText.Foreground = 'Orange'
        
        # 清除磁盘所有分区
        Clear-Disk -Number $Disk.Number -RemoveData -RemoveOEM -Confirm:$false -ErrorAction Stop
        
        # 等待操作完成
        Start-Sleep -Seconds 2
        
        $StatusText.Text = "分区删除完成！磁盘现在为空。"
        $StatusText.Foreground = 'Green'
        
        [System.Windows.MessageBox]::Show("所有分区已成功删除！", "完成", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Information)
        
        # 执行刷新回调
        if ($RefreshCallback) {
            & $RefreshCallback
        }
        
    } catch {
        $StatusText.Text = "删除分区失败: $($_.Exception.Message)"
        $StatusText.Foreground = 'Red'
        [System.Windows.MessageBox]::Show("删除分区失败: $($_.Exception.Message)", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
    }
}

function ExecuteOtherDiskPartition {
    param($Disk, $PartitionSizes, $PartitionStyle, $FileSystem, $AllocationUnit, $StatusText, $RefreshCallback)
    
    try {
        $StatusText.Text = "正在准备磁盘..."
        $StatusText.Foreground = 'Orange'

        # 强制刷新磁盘信息
        $CurrentDisk = $null
        $retryCount = 0
        while (-not $CurrentDisk -and $retryCount -lt 3) {
            try {
                $CurrentDisk = Get-Disk -Number $Disk.Number -ErrorAction Stop
            } catch {
                $retryCount++
                Start-Sleep -Seconds 1
            }
        }

        if (-not $CurrentDisk) {
            [System.Windows.MessageBox]::Show("无法访问磁盘 $($Disk.Number)，请检查磁盘是否存在或是否被其他程序占用。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
            return
        }

        Write-Host "磁盘当前状态: $($CurrentDisk.PartitionStyle), 操作状态: $($CurrentDisk.OperationalStatus)" -ForegroundColor Yellow

        # 检查并清除现有分区
        $Partitions = Get-Partition -DiskNumber $Disk.Number -ErrorAction SilentlyContinue
        if ($Partitions -and $Partitions.Count -gt 0) {
            $StatusText.Text = "正在清除磁盘所有分区和数据..."
            Write-Host "发现 $($Partitions.Count) 个分区，正在清除..." -ForegroundColor Yellow
            
            # 使用更彻底的清除方法
            Clear-Disk -Number $Disk.Number -RemoveData -RemoveOEM -Confirm:$false -ErrorAction Stop
            Write-Host "磁盘清除完成" -ForegroundColor Green
            
            # 等待磁盘状态更新
            Start-Sleep -Seconds 2
        }

        # 重新获取磁盘状态
        $CurrentDisk = Get-Disk -Number $Disk.Number -ErrorAction Stop
        Write-Host "清除后磁盘状态: $($CurrentDisk.PartitionStyle)" -ForegroundColor Yellow

        # 强制初始化磁盘（无论当前状态如何）
        $StatusText.Text = "正在初始化磁盘为 $PartitionStyle 格式..."
        Write-Host "正在初始化磁盘为 $PartitionStyle 格式..." -ForegroundColor Yellow
        
        # 如果磁盘已经有分区表但不是我们需要的类型，先清除
        if ($CurrentDisk.PartitionStyle -ne "RAW" -and $CurrentDisk.PartitionStyle -ne $PartitionStyle) {
            Write-Host "磁盘分区表类型不匹配，重新初始化..." -ForegroundColor Yellow
            Clear-Disk -Number $Disk.Number -RemoveData -RemoveOEM -Confirm:$false -ErrorAction Stop
            Start-Sleep -Seconds 1
        }

        # 初始化磁盘
        if ($CurrentDisk.PartitionStyle -eq "RAW" -or $CurrentDisk.PartitionStyle -ne $PartitionStyle) {
            Initialize-Disk -Number $Disk.Number -PartitionStyle $PartitionStyle -ErrorAction Stop
            Write-Host "磁盘初始化完成" -ForegroundColor Green
        }

        # 再次等待确保初始化完成
        Start-Sleep -Seconds 2
        
        # 验证磁盘初始化状态
        $FinalDisk = Get-Disk -Number $Disk.Number -ErrorAction Stop
        if ($FinalDisk.PartitionStyle -ne $PartitionStyle) {
            throw "磁盘初始化失败，当前分区表类型: $($FinalDisk.PartitionStyle)，期望: $PartitionStyle"
        }

        $StatusText.Text = "磁盘已初始化为 $PartitionStyle 格式，正在创建分区..."
        Write-Host "磁盘初始化验证通过，开始创建分区..." -ForegroundColor Green
        
        # 设置分配单元大小
        $FormatParams = @{
            FileSystem = $FileSystem
            Confirm = $false
        }
        
        if ($AllocationUnit -ne "默认") {
            $UnitSize = switch ($AllocationUnit) {
                "4096 字节 (4K)" { 4096 }
                "8192 字节 (8K)" { 8192 }
                "16384 字节 (16K)" { 16384 }
                "32768 字节 (32K)" { 32768 }
                "65536 字节 (64K)" { 65536 }
                default { 4096 }
            }
            $FormatParams.AllocationUnitSize = $UnitSize
        }
        
        # 创建分区
        $CreatedPartitions = @()
        $TotalPartitions = $PartitionSizes.Count
        
        for ($i = 0; $i -lt $TotalPartitions; $i++) {
            $PartitionSize = $PartitionSizes[$i]
            
            $StatusText.Text = "正在创建分区 $($i+1)/$TotalPartitions..."
            Write-Host "创建分区 $($i+1)/$TotalPartitions，大小: $PartitionSize GB" -ForegroundColor Cyan
            
            if ($PartitionSize -eq 0 -and $i -eq $TotalPartitions - 1) {
                # 最后一个分区使用剩余空间
                $NewPartition = New-Partition -DiskNumber $Disk.Number -UseMaximumSize -AssignDriveLetter -ErrorAction Stop
            } else {
                # 指定大小的分区
                $SizeInBytes = $PartitionSize * 1GB
                $NewPartition = New-Partition -DiskNumber $Disk.Number -Size $SizeInBytes -AssignDriveLetter -ErrorAction Stop
            }
            
            if ($NewPartition) {
                # 等待分区创建完成
                Start-Sleep -Seconds 1
                
                # 格式化分区
                $StatusText.Text = "正在格式化分区 $($i+1)..."
                Write-Host "格式化分区，盘符: $($NewPartition.DriveLetter)" -ForegroundColor Cyan
                
                $FormatResult = Format-Volume -DriveLetter $NewPartition.DriveLetter @FormatParams -ErrorAction Stop
                
                $CreatedPartitions += @{
                    Number = $i + 1
                    DriveLetter = $NewPartition.DriveLetter
                    SizeGB = [math]::Round($NewPartition.Size / 1GB, 2)
                }
                
                $StatusText.Text = "分区 $($i+1) 创建完成 (盘符: $($NewPartition.DriveLetter))..."
                Write-Host "-- 分区 $($i+1) 创建成功，盘符: $($NewPartition.DriveLetter), 大小: $([math]::Round($NewPartition.Size / 1GB, 2)) GB, 文件系统: $FileSystem" -ForegroundColor Green
            }
        }
        
        # 显示分区结果摘要
        $PartitionSummary = "分区操作完成！`n`n创建的分区：`n"
        foreach ($Part in $CreatedPartitions) {
            $PartitionSummary += "分区 $($Part.Number): 盘符 $($Part.DriveLetter) - $($Part.SizeGB) GB`n"
        }
        
        $StatusText.Text = "磁盘分区完成！"
        $StatusText.Foreground = 'Green'
        
        [System.Windows.MessageBox]::Show($PartitionSummary, "分区完成", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Information)
        
        # 执行刷新回调
        if ($RefreshCallback) {
            & $RefreshCallback
        }
        
    } catch {
        $ErrorMessage = $_.Exception.Message
        $StatusText.Text = "操作失败: $ErrorMessage"
        $StatusText.Foreground = 'Red'
        
        Write-Host "分区操作失败: $ErrorMessage" -ForegroundColor Red
        
        # 提供更详细的错误信息
        $DetailedError = "分区操作失败！`n`n错误信息: $ErrorMessage`n`n建议：`n- 检查磁盘是否被其他程序占用`n- 尝试重新启动计算机后重试`n- 检查磁盘硬件状态`n- 确保有足够的管理员权限"
        
        [System.Windows.MessageBox]::Show($DetailedError, "分区操作失败", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
    }
}








# 第三部分：其他硬盘分区工具窗口


function CreateOtherDiskPartitionWindow {
    $OtherDiskWindow = New-Object System.Windows.Window
    $OtherDiskWindow.Title = "其他硬盘分区工具"
    $OtherDiskWindow.Height = 380  # 设置初始高度为380
    $OtherDiskWindow.Width = 750
    $OtherDiskWindow.WindowStartupLocation = 'CenterOwner'
    $OtherDiskWindow.Owner = $MainWindow
    $OtherDiskWindow.Topmost = $true
    $OtherDiskWindow.ResizeMode = 'NoResize'

    # 创建主网格
    $OtherDiskGrid = New-Object System.Windows.Controls.Grid
    $OtherDiskGrid.Margin = New-Object System.Windows.Thickness(15)

    # 定义行（减少一行，因为自定义分区改为折叠）
    for ($i = 0; $i -lt 10; $i++) {
        $RowDef = New-Object System.Windows.Controls.RowDefinition
        if ($i -eq 9) {
            $RowDef.Height = '*'
        } else {
            $RowDef.Height = 'Auto'
        }
        $OtherDiskGrid.RowDefinitions.Add($RowDef)
    }

    # 定义列
    $OtherDiskGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '110'}))
    $OtherDiskGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
    $OtherDiskGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '30'}))

    # 标题
    $TitleLabel = New-Object System.Windows.Controls.Label
    $TitleLabel.Content = "其他硬盘分区工具"
    $TitleLabel.FontSize = 16
    $TitleLabel.FontWeight = 'Bold'
    $TitleLabel.HorizontalAlignment = 'Center'
    $TitleLabel.Margin = '0,0,0,15'
    $TitleLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 0)
    $TitleLabel.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)
    $OtherDiskGrid.Children.Add($TitleLabel)

    # 获取所有磁盘（排除系统磁盘）
    $SystemDisk = Get-Partition -DriveLetter C | Get-Disk
    $Disks = Get-Disk | Where-Object { 
        $_.OperationalStatus -eq 'Online' -and 
        $_.Number -ne $SystemDisk.Number 
    }

    if ($Disks.Count -eq 0) {
        [System.Windows.MessageBox]::Show("未找到可用的其他硬盘。", "信息", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Information)
        return
    }

    # 磁盘选择
    $DiskLabel = New-Object System.Windows.Controls.Label
    $DiskLabel.Content = "选择磁盘:"
    $DiskLabel.VerticalAlignment = 'Center'
    $DiskLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 1)
    $DiskLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
    $OtherDiskGrid.Children.Add($DiskLabel)

    $DiskComboBox = New-Object System.Windows.Controls.ComboBox
    $DiskComboBox.Name = "DiskComboBox"
    $DiskComboBox.Margin = '5'
    $DiskComboBox.Height = 25
    $DiskComboBox.VerticalAlignment = 'Center'
    $DiskComboBox.SetValue([System.Windows.Controls.Grid]::RowProperty, 1)
    $DiskComboBox.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
    
    foreach ($Disk in $Disks) {
        $Partitions = Get-Partition -DiskNumber $Disk.Number -ErrorAction SilentlyContinue
        # 修复分区计数问题
        $PartitionCount = if ($Partitions) { @($Partitions).Count } else { 0 }
        $PartitionStyle = if ($Disk.PartitionStyle -eq "RAW") { "未初始化" } else { $Disk.PartitionStyle }
        $DiskInfo = "磁盘 $($Disk.Number) - $($Disk.Model) - $([math]::Round($Disk.Size / 1GB, 2)) GB - $PartitionStyle - $PartitionCount 个分区"
        $DiskComboBox.Items.Add($DiskInfo) | Out-Null
    }
    $DiskComboBox.SelectedIndex = 0
    $OtherDiskGrid.Children.Add($DiskComboBox)

    # 分区表类型
    $PartitionStyleLabel = New-Object System.Windows.Controls.Label
    $PartitionStyleLabel.Content = "分区表类型:"
    $PartitionStyleLabel.VerticalAlignment = 'Center'
    $PartitionStyleLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 2)
    $PartitionStyleLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
    $OtherDiskGrid.Children.Add($PartitionStyleLabel)

    $PartitionStyleComboBox = New-Object System.Windows.Controls.ComboBox
    $PartitionStyleComboBox.Name = "PartitionStyleComboBox"
    $PartitionStyleComboBox.Margin = '5'
    $PartitionStyleComboBox.Height = 25
    $PartitionStyleComboBox.VerticalAlignment = 'Center'
    $PartitionStyleComboBox.SetValue([System.Windows.Controls.Grid]::RowProperty, 2)
    $PartitionStyleComboBox.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
    
    $PartitionStyleComboBox.Items.Add("GPT (GUID 分区表) - 推荐") | Out-Null
    $PartitionStyleComboBox.Items.Add("MBR (主引导记录)") | Out-Null
    $PartitionStyleComboBox.SelectedIndex = 0
    $OtherDiskGrid.Children.Add($PartitionStyleComboBox)

    # 文件系统类型
    $FileSystemLabel = New-Object System.Windows.Controls.Label
    $FileSystemLabel.Content = "文件系统:"
    $FileSystemLabel.VerticalAlignment = 'Center'
    $FileSystemLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 3)
    $FileSystemLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
    $OtherDiskGrid.Children.Add($FileSystemLabel)

    $FileSystemComboBox = New-Object System.Windows.Controls.ComboBox
    $FileSystemComboBox.Name = "FileSystemComboBox"
    $FileSystemComboBox.Margin = '5'
    $FileSystemComboBox.Height = 25
    $FileSystemComboBox.VerticalAlignment = 'Center'
    $FileSystemComboBox.SetValue([System.Windows.Controls.Grid]::RowProperty, 3)
    $FileSystemComboBox.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
    
    $FileSystemComboBox.Items.Add("NTFS (Windows)") | Out-Null
    $FileSystemComboBox.Items.Add("FAT32 (兼容性)") | Out-Null
    $FileSystemComboBox.Items.Add("exFAT (大文件支持)") | Out-Null
    $FileSystemComboBox.SelectedIndex = 0
    $OtherDiskGrid.Children.Add($FileSystemComboBox)

    # 分配单元大小
    $AllocationUnitLabel = New-Object System.Windows.Controls.Label
    $AllocationUnitLabel.Content = "分配单元大小:"
    $AllocationUnitLabel.VerticalAlignment = 'Center'
    $AllocationUnitLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 4)
    $AllocationUnitLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
    $OtherDiskGrid.Children.Add($AllocationUnitLabel)

    $AllocationUnitComboBox = New-Object System.Windows.Controls.ComboBox
    $AllocationUnitComboBox.Name = "AllocationUnitComboBox"
    $AllocationUnitComboBox.Margin = '5'
    $AllocationUnitComboBox.Height = 25
    $AllocationUnitComboBox.VerticalAlignment = 'Center'
    $AllocationUnitComboBox.SetValue([System.Windows.Controls.Grid]::RowProperty, 4)
    $AllocationUnitComboBox.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
    
    $AllocationUnitComboBox.Items.Add("默认") | Out-Null
    $AllocationUnitComboBox.Items.Add("4096 字节 (4K)") | Out-Null
    $AllocationUnitComboBox.Items.Add("8192 字节 (8K)") | Out-Null
    $AllocationUnitComboBox.Items.Add("16384 字节 (16K)") | Out-Null
    $AllocationUnitComboBox.Items.Add("32768 字节 (32K)") | Out-Null
    $AllocationUnitComboBox.Items.Add("65536 字节 (64K)") | Out-Null
    $AllocationUnitComboBox.SelectedIndex = 0
    $OtherDiskGrid.Children.Add($AllocationUnitComboBox)

    # 分区方案选择
    $SchemeLabel = New-Object System.Windows.Controls.Label
    $SchemeLabel.Content = "分区方案:"
    $SchemeLabel.VerticalAlignment = 'Center'
    $SchemeLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 5)
    $SchemeLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
    $OtherDiskGrid.Children.Add($SchemeLabel)

    $SchemeComboBox = New-Object System.Windows.Controls.ComboBox
    $SchemeComboBox.Name = "SchemeComboBox"
    $SchemeComboBox.Margin = '5'
    $SchemeComboBox.Height = 25
    $SchemeComboBox.VerticalAlignment = 'Center'
    $SchemeComboBox.SetValue([System.Windows.Controls.Grid]::RowProperty, 5)
    $SchemeComboBox.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
    
    $SchemeComboBox.Items.Add("2个分区 (各50%)") | Out-Null
    $SchemeComboBox.Items.Add("3个分区 (33% 每个)") | Out-Null
    $SchemeComboBox.Items.Add("4个分区 (25% 每个)") | Out-Null
    $SchemeComboBox.Items.Add("单个分区 (使用全部空间)") | Out-Null
    $SchemeComboBox.Items.Add("自定义分区") | Out-Null
    $SchemeComboBox.SelectedIndex = 0
    $OtherDiskGrid.Children.Add($SchemeComboBox)

    # 自定义分区大小输入（默认折叠）
    $CustomPartitionStack = New-Object System.Windows.Controls.StackPanel
    $CustomPartitionStack.Orientation = 'Vertical'
    $CustomPartitionStack.Margin = '0,10,0,0'
    $CustomPartitionStack.Visibility = 'Collapsed'
    $CustomPartitionStack.SetValue([System.Windows.Controls.Grid]::RowProperty, 6)
    $CustomPartitionStack.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)
    $OtherDiskGrid.Children.Add($CustomPartitionStack)

    $CustomLabel = New-Object System.Windows.Controls.Label
    $CustomLabel.Content = "自定义分区容量 (GB，用逗号分隔):"
    $CustomLabel.Margin = '0,5,0,5'
    $CustomPartitionStack.Children.Add($CustomLabel)

    $CustomTextBox = New-Object System.Windows.Controls.TextBox
    $CustomTextBox.Name = "CustomTextBox"
    $CustomTextBox.Margin = '5'
    $CustomTextBox.Height = 25
    $CustomTextBox.VerticalContentAlignment = 'Center'
    $CustomTextBox.Text = "100,200,MAX"
    $CustomPartitionStack.Children.Add($CustomTextBox)

    # 显示方案选择变化 - 修改为自动展开/折叠自定义分区输入
    $SchemeComboBox.Add_SelectionChanged({
        if ($SchemeComboBox.SelectedIndex -eq 4) {
            # 选择自定义分区时展开
            $CustomPartitionStack.Visibility = 'Visible'
            $OtherDiskWindow.Height = 465  # 增加窗口高度以显示自定义分区输入
        } else {
            # 选择其他方案时折叠
            $CustomPartitionStack.Visibility = 'Collapsed'
            $OtherDiskWindow.Height = 380  # 恢复初始高度
        }
    })

    # 按钮区域
    $ButtonStack = New-Object System.Windows.Controls.StackPanel
    $ButtonStack.Orientation = 'Horizontal'
    $ButtonStack.HorizontalAlignment = 'Center'
    $ButtonStack.Margin = '0,20,0,10'
    $ButtonStack.SetValue([System.Windows.Controls.Grid]::RowProperty, 7)
    $ButtonStack.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)
    $OtherDiskGrid.Children.Add($ButtonStack)

    # 查看分区按钮
    $DiskInfoButton = New-Object System.Windows.Controls.Button
    $DiskInfoButton.Content = "查看分区"
    $DiskInfoButton.Width = 95
    $DiskInfoButton.Height = 35
    $DiskInfoButton.FontSize = 11
    $DiskInfoButton.Background = '#2196F3'
    $DiskInfoButton.Foreground = 'White'
    $DiskInfoButton.Margin = '0,0,3,0'
    $ButtonStack.Children.Add($DiskInfoButton)

    # 删除分区按钮
    $DeletePartitionsButton = New-Object System.Windows.Controls.Button
    $DeletePartitionsButton.Content = "删除分区"
    $DeletePartitionsButton.Width = 95
    $DeletePartitionsButton.Height = 35
    $DeletePartitionsButton.FontSize = 11
    $DeletePartitionsButton.Background = '#F44336'
    $DeletePartitionsButton.Foreground = 'White'
    $DeletePartitionsButton.Margin = '0,0,3,0'
    $DeletePartitionsButton.ToolTip = "删除此磁盘的所有分区"
    $ButtonStack.Children.Add($DeletePartitionsButton)

    # 刷新磁盘按钮
    $RefreshButton = New-Object System.Windows.Controls.Button
    $RefreshButton.Content = "刷新"
    $RefreshButton.Width = 95
    $RefreshButton.Height = 35
    $RefreshButton.FontSize = 11
    $RefreshButton.Background = '#FF9800'
    $RefreshButton.Foreground = 'White'
    $RefreshButton.Margin = '0,0,3,0'
    $RefreshButton.ToolTip = "刷新磁盘列表和状态"
    $ButtonStack.Children.Add($RefreshButton)

    # 开始分区按钮
    $StartButton = New-Object System.Windows.Controls.Button
    $StartButton.Content = "开始分区"
    $StartButton.Width = 95
    $StartButton.Height = 35
    $StartButton.FontSize = 12
    $StartButton.Background = '#4CAF50'
    $StartButton.Foreground = 'White'
    $StartButton.Margin = '0,0,3,0'
    $ButtonStack.Children.Add($StartButton)

    # 显示详细说明按钮
    $ToggleInstructionsButton = New-Object System.Windows.Controls.Button
    $ToggleInstructionsButton.Content = "显示说明"
    $ToggleInstructionsButton.Width = 95
    $ToggleInstructionsButton.Height = 35
    $ToggleInstructionsButton.FontSize = 11
    $ToggleInstructionsButton.Background = '#607D8B'
    $ToggleInstructionsButton.Foreground = 'White'
    $ToggleInstructionsButton.Margin = '0,0,3,0'
    $ButtonStack.Children.Add($ToggleInstructionsButton)

    # 取消按钮
    $CancelButton = New-Object System.Windows.Controls.Button
    $CancelButton.Content = "取消"
    $CancelButton.Width = 95
    $CancelButton.Height = 35
    $CancelButton.FontSize = 12
    $ButtonStack.Children.Add($CancelButton)

# 说明区域（默认折叠）
$InstructionGrid = New-Object System.Windows.Controls.Grid
$InstructionGrid.Margin = '10,5,10,5'
$InstructionGrid.Visibility = 'Collapsed'
$InstructionGrid.SetValue([System.Windows.Controls.Grid]::RowProperty, 8)
$InstructionGrid.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)

# 创建4列
$InstructionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
$InstructionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
$InstructionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
$InstructionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
$OtherDiskGrid.Children.Add($InstructionGrid)

# 第一列 - 分区表类型
$Col1Text = New-Object System.Windows.Controls.TextBlock
$Col1Text.Text = @"
🔧 分区表类型

GPT (推荐)
✓ 支持>2TB磁盘
✓ 最多128分区  
✓ 更安全可靠
✓ 现代标准

MBR (传统)
✓ 兼容性好
✓ 传统系统支持
✗ 限4主分区
✗ 单分区2TB
"@
$Col1Text.FontSize = 9
$Col1Text.Foreground = 'Gray'
$Col1Text.TextWrapping = 'Wrap'
$Col1Text.Margin = '3'
$Col1Text.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
$InstructionGrid.Children.Add($Col1Text)

# 第二列 - 文件系统
$Col2Text = New-Object System.Windows.Controls.TextBlock
$Col2Text.Text = @"
💾 文件系统

NTFS
✓ Windows标准
✓ 权限管理
✓ 大文件支持
✓ 单个文件16TB

FAT32
✓ 兼容性好
✓ 适合U盘
✗ 单文件4GB
✗ 无权限管理

exFAT
✓ 跨平台
✓ 大文件支持
✓ 移动设备
"@
$Col2Text.FontSize = 9
$Col2Text.Foreground = 'Gray'
$Col2Text.TextWrapping = 'Wrap'
$Col2Text.Margin = '3'
$Col2Text.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
$InstructionGrid.Children.Add($Col2Text)

# 第三列 - 分区方案
$Col3Text = New-Object System.Windows.Controls.TextBlock
$Col3Text.Text = @"
📊 分区方案

预设方案
• 2分区(各50%)
• 3分区(33%每个)  
• 4分区(25%每个)
• 单分区(全部)

自定义分区
格式：100,200,MAX
• 数字=固定容量(GB)
• MAX=剩余所有空间
• 只能有一个MAX

示例：
100,200,MAX
=100GB+200GB+剩余
"@
$Col3Text.FontSize = 9
$Col3Text.Foreground = 'Gray'
$Col3Text.TextWrapping = 'Wrap'
$Col3Text.Margin = '3'
$Col3Text.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 2)
$InstructionGrid.Children.Add($Col3Text)

# 第四列 - 警告提示
$Col4Text = New-Object System.Windows.Controls.TextBlock
$Col4Text.Text = @"
⚠️ 重要警告

数据安全
• 永久删除所有数据
• 操作前备份文件
• 确认目标磁盘
• 谨慎操作谨防数据丢失

操作提示
• 选择正确磁盘
• 勿中断操作
• 等待完成提示


"@
$Col4Text.FontSize = 9
$Col4Text.Foreground = 'Gray'
$Col4Text.TextWrapping = 'Wrap'
$Col4Text.Margin = '3'
$Col4Text.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 3)
$InstructionGrid.Children.Add($Col4Text)

    # 折叠按钮事件
	$ToggleInstructionsButton.Add_Click({
		if ($InstructionGrid.Visibility -eq 'Visible') {
			$InstructionGrid.Visibility = 'Collapsed'
			$ToggleInstructionsButton.Content = "显示说明"
			if ($CustomPartitionStack.Visibility -eq 'Visible') {
				$OtherDiskWindow.Height = 465
			} else {
				$OtherDiskWindow.Height = 380
			}
		} else {
			$InstructionGrid.Visibility = 'Visible'
			$ToggleInstructionsButton.Content = "隐藏说明"
			if ($CustomPartitionStack.Visibility -eq 'Visible') {
				$OtherDiskWindow.Height = 680
			} else {
				$OtherDiskWindow.Height = 600
			}
		}
	})

    # 状态显示
    $StatusText = New-Object System.Windows.Controls.TextBlock
    $StatusText.Name = "StatusText"
    $StatusText.Text = "选择磁盘和配置分区参数..."
    $StatusText.FontSize = 10
    $StatusText.Foreground = 'Blue'
    $StatusText.TextWrapping = 'Wrap'
    $StatusText.Margin = '10,5,10,5'
    $StatusText.SetValue([System.Windows.Controls.Grid]::RowProperty, 9)
    $StatusText.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)
    $OtherDiskGrid.Children.Add($StatusText)

# 刷新磁盘列表函数
$RefreshDiskList = {
    $StatusText.Text = "正在刷新磁盘列表..."
    $StatusText.Foreground = 'Blue'
    
    # 保存当前选择的磁盘
    $PreviouslySelectedIndex = $DiskComboBox.SelectedIndex
    $PreviouslySelectedDiskNumber = -1
    if ($PreviouslySelectedIndex -ge 0 -and $PreviouslySelectedIndex -lt $Disks.Count) {
        $PreviouslySelectedDiskNumber = $Disks[$PreviouslySelectedIndex].Number
    }
    
    # 重新获取磁盘列表
    $SystemDisk = Get-Partition -DriveLetter C | Get-Disk
    $script:Disks = Get-Disk | Where-Object { 
        $_.OperationalStatus -eq 'Online' -and 
        $_.Number -ne $SystemDisk.Number 
    }
    
    # 清空并重新填充下拉框
    $DiskComboBox.Items.Clear()
    $NewSelectedIndex = -1
    
    foreach ($Disk in $script:Disks) {
        # 获取过滤后的分区信息（保留无盘符的数据分区）
        $Partitions = Get-Partition -DiskNumber $Disk.Number -ErrorAction SilentlyContinue | Where-Object {
            # 保留条件：有盘符的数据分区 或 无盘符但类型是Basic/IFS的分区
            ($_.DriveLetter -ne $null -and $_.DriveLetter -ne '' -and $_.DriveLetter -match '[A-Z]') -or
            (($_.Type -eq 'Basic' -or $_.Type -eq 'IFS') -and ($_.DriveLetter -eq $null -or $_.DriveLetter -eq ''))
        }
        $PartitionCount = if ($Partitions) { @($Partitions).Count } else { 0 }
        $PartitionStyle = if ($Disk.PartitionStyle -eq "RAW") { "未初始化" } else { $Disk.PartitionStyle }
        
        # 构建更详细的磁盘信息
        $DiskInfo = "磁盘 $($Disk.Number) - $($Disk.Model) - $([math]::Round($Disk.Size / 1GB, 2)) GB - $PartitionStyle - $PartitionCount 个分区"
        $DiskComboBox.Items.Add($DiskInfo) | Out-Null
        
        # 检查是否是之前选择的磁盘
        if ($Disk.Number -eq $PreviouslySelectedDiskNumber) {
            $NewSelectedIndex = $DiskComboBox.Items.Count - 1
        }
        
        # === 调试信息开始 ===
        Write-Host "=== 调试信息 - 磁盘 $($Disk.Number) ===" -ForegroundColor Yellow
        Write-Host "磁盘型号: $($Disk.Model)" -ForegroundColor Cyan
        Write-Host "分区表类型: $($Disk.PartitionStyle)" -ForegroundColor Cyan
        
        if ($Partitions) {
            Write-Host "找到 $($Partitions.Count) 个分区:" -ForegroundColor Green
            foreach ($Part in $Partitions) {
                $SizeGB = [math]::Round($Part.Size / 1GB, 2)
                $DriveLetter = if ($Part.DriveLetter) { $Part.DriveLetter } else { "无" }
                Write-Host "  分区 $($Part.PartitionNumber): 类型=$($Part.Type), 大小=$SizeGB GB, 盘符=$DriveLetter" -ForegroundColor White
            }
        } else {
            Write-Host "没有找到分区" -ForegroundColor Red
        }
        Write-Host "=== 调试信息结束 ===" -ForegroundColor Yellow
        # === 调试信息结束 ===
    }
    
    # 设置选择
    if ($NewSelectedIndex -ge 0) {
        $DiskComboBox.SelectedIndex = $NewSelectedIndex
    } elseif ($script:Disks.Count -gt 0) {
        $DiskComboBox.SelectedIndex = 0
    } else {
        $DiskComboBox.SelectedIndex = -1
    }
    
    # 更新状态显示
    $DiskCount = $script:Disks.Count
    if ($DiskCount -eq 0) {
        $StatusText.Text = "刷新完成！未找到可用的其他硬盘。"
        $StatusText.Foreground = 'Orange'
    } else {
        $StatusText.Text = "刷新完成！找到 $DiskCount 个可用磁盘。"
        $StatusText.Foreground = 'Green'
        
        # 显示当前选择的磁盘信息（使用过滤后的分区计数）
        $CurrentIndex = $DiskComboBox.SelectedIndex
        if ($CurrentIndex -ge 0) {
            $CurrentDisk = $script:Disks[$CurrentIndex]
            $Partitions = Get-Partition -DiskNumber $CurrentDisk.Number -ErrorAction SilentlyContinue | Where-Object {
                ($_.DriveLetter -ne $null -and $_.DriveLetter -ne '' -and $_.DriveLetter -match '[A-Z]') -or
                (($_.Type -eq 'Basic' -or $_.Type -eq 'IFS') -and ($_.DriveLetter -eq $null -or $_.DriveLetter -eq ''))
            }
            $PartitionCount = if ($Partitions) { @($Partitions).Count } else { 0 }
            $StatusText.Text += " 当前选择: 磁盘 $($CurrentDisk.Number) ($PartitionCount 个分区)"
        }
    }
    
    Write-Host "刷新完成，找到 $DiskCount 个可用磁盘" -ForegroundColor Green
    
    # 如果有磁盘，显示详细信息
    if ($DiskCount -gt 0) {
        Write-Host "可用磁盘列表:" -ForegroundColor Cyan
        foreach ($Disk in $script:Disks) {
            $Partitions = Get-Partition -DiskNumber $Disk.Number -ErrorAction SilentlyContinue | Where-Object {
                ($_.DriveLetter -ne $null -and $_.DriveLetter -ne '' -and $_.DriveLetter -match '[A-Z]') -or
                (($_.Type -eq 'Basic' -or $_.Type -eq 'IFS') -and ($_.DriveLetter -eq $null -or $_.DriveLetter -eq ''))
            }
            $PartitionCount = if ($Partitions) { @($Partitions).Count } else { 0 }
            Write-Host "  磁盘 $($Disk.Number): $($Disk.Model) - $([math]::Round($Disk.Size / 1GB, 2)) GB - $($Disk.PartitionStyle) - $PartitionCount 个分区" -ForegroundColor White
        }
    }
}


    # 刷新按钮事件
    $RefreshButton.Add_Click({
        & $RefreshDiskList
    })

    # 查看分区信息按钮事件
    $DiskInfoButton.Add_Click({
        $SelectedDiskIndex = $DiskComboBox.SelectedIndex
        if ($SelectedDiskIndex -eq -1) { 
            [System.Windows.MessageBox]::Show("请先选择磁盘。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
            return 
        }
        
        $SelectedDisk = $Disks[$SelectedDiskIndex]
        ShowDiskPartitionInfo -Disk $SelectedDisk
    })

    # 删除分区按钮事件
    $DeletePartitionsButton.Add_Click({
        $SelectedDiskIndex = $DiskComboBox.SelectedIndex
        if ($SelectedDiskIndex -eq -1) { 
            [System.Windows.MessageBox]::Show("请先选择磁盘。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
            return 
        }
        
        $SelectedDisk = $Disks[$SelectedDiskIndex]
        DeleteAllPartitions -Disk $SelectedDisk -StatusText $StatusText -RefreshCallback $RefreshDiskList
    })

    # 开始分区按钮事件
    $StartButton.Add_Click({
        $SelectedDiskIndex = $DiskComboBox.SelectedIndex
        if ($SelectedDiskIndex -eq -1) {
            [System.Windows.MessageBox]::Show("请选择要分区的磁盘。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
            return
        }

        $SelectedDisk = $Disks[$SelectedDiskIndex]
        $TotalSizeGB = [math]::Round($SelectedDisk.Size / 1GB, 2)
        
        # 获取配置参数
        $PartitionStyle = if ($PartitionStyleComboBox.SelectedIndex -eq 0) { "GPT" } else { "MBR" }
        $FileSystem = @("NTFS", "FAT32", "exFAT")[$FileSystemComboBox.SelectedIndex]
        $AllocationUnit = $AllocationUnitComboBox.SelectedItem
        
        # 根据选择的方案计算分区大小
        $PartitionSizes = @()
        $SchemeIndex = $SchemeComboBox.SelectedIndex
        
        switch ($SchemeIndex) {
            0 { # 2个分区
                $Size = [math]::Round($TotalSizeGB / 2)
                $PartitionSizes = @($Size, 0)
            }
            1 { # 3个分区
                $Size = [math]::Round($TotalSizeGB / 3)
                $PartitionSizes = @($Size, $Size, 0)
            }
            2 { # 4个分区
                $Size = [math]::Round($TotalSizeGB / 4)
                $PartitionSizes = @($Size, $Size, $Size, 0)
            }
            3 { # 单个分区
                $PartitionSizes = @(0)
            }
            4 { # 自定义分区
                $CustomText = $CustomTextBox.Text.Trim()
                if ([string]::IsNullOrWhiteSpace($CustomText)) {
                    [System.Windows.MessageBox]::Show("请输入自定义分区容量。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
                    return
                }
                
                $SizeStrings = $CustomText.Split(',')
                $hasRemainingSpaceMarker = $false
                foreach ($SizeStr in $SizeStrings) {
                    $TrimmedSize = $SizeStr.Trim()
                    if ($TrimmedSize -eq "MAX" -or $TrimmedSize -eq "0") {
                        if ($hasRemainingSpaceMarker) {
                            [System.Windows.MessageBox]::Show("错误：只能有一个分区标记为 MAX（剩余容量）。", "配置错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
                            return
                        }
                        $PartitionSizes += 0
                        $hasRemainingSpaceMarker = $true
                    } else {
                        $SizeInt = 0
                        if ([int]::TryParse($TrimmedSize, [ref]$SizeInt) -and $SizeInt -gt 0) {
                            $PartitionSizes += $SizeInt
                        } else {
                            [System.Windows.MessageBox]::Show("分区容量必须是正整数或'MAX'。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
                            return
                        }
                    }
                }
            }
        }

        # 确认对话框
        $PartitionSummary = "磁盘: $($SelectedDisk.Model)`n"
        $PartitionSummary += "总容量: $TotalSizeGB GB`n"
        $PartitionSummary += "分区表: $PartitionStyle`n"
        $PartitionSummary += "文件系统: $FileSystem`n"
        $PartitionSummary += "分配单元: $AllocationUnit`n"
        $PartitionSummary += "分区方案: $($SchemeComboBox.SelectedItem)`n"
        $PartitionSummary += "分区数量: $($PartitionSizes.Count)`n"
        for ($i = 0; $i -lt $PartitionSizes.Count; $i++) {
            if ($PartitionSizes[$i] -gt 0) {
                $PartitionSummary += "分区 $($i+1): $($PartitionSizes[$i]) GB`n"
            } else {
                $PartitionSummary += "分区 $($i+1): MAX (所有剩余容量)`n"
            }
        }

        $Result = [System.Windows.MessageBox]::Show(
            "确定要对磁盘 $($SelectedDisk.Number) 执行分区操作吗？`n`n$PartitionSummary`n`n此操作将永久删除磁盘上的所有数据！", 
            "确认分区操作", 
            [System.Windows.MessageBoxButton]::YesNo, 
            [System.Windows.MessageBoxImage]::Warning
        )
        
        if ($Result -eq 'No') {
            return
        }

        # 执行分区操作，完成后自动刷新
        ExecuteOtherDiskPartition -Disk $SelectedDisk -PartitionSizes $PartitionSizes -PartitionStyle $PartitionStyle -FileSystem $FileSystem -AllocationUnit $AllocationUnit -StatusText $StatusText -RefreshCallback $RefreshDiskList
    })

    # 初始化时自动刷新一次
    & $RefreshDiskList

    $CancelButton.Add_Click({
        $OtherDiskWindow.Close()
    })

    $OtherDiskWindow.Content = $OtherDiskGrid
    $OtherDiskWindow.ShowDialog() | Out-Null
}








# 第四部分：C盘分区工具相关函数


function CreateCPartitionWindow {
    $PartitionWindow = New-Object System.Windows.Window
    $PartitionWindow.Title = "系统盘分区工具"
    $PartitionWindow.Height = 355  # 初始高度降低
    $PartitionWindow.Width = 600
    $PartitionWindow.WindowStartupLocation = 'CenterOwner'
    $PartitionWindow.Owner = $MainWindow
    $PartitionWindow.Topmost = $true
    $PartitionWindow.ResizeMode = 'NoResize'

    # 创建主网格
    $PartitionGrid = New-Object System.Windows.Controls.Grid
    $PartitionGrid.Margin = New-Object System.Windows.Thickness(15)

    # 定义行（增加一行用于折叠说明）
    for ($i = 0; $i -lt 10; $i++) {
        $RowDef = New-Object System.Windows.Controls.RowDefinition
        if ($i -eq 9) {
            $RowDef.Height = '*'
        } else {
            $RowDef.Height = 'Auto'
        }
        $PartitionGrid.RowDefinitions.Add($RowDef)
    }

    # 定义列
    $PartitionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '150'}))
    $PartitionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
    $PartitionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '30'}))

    # 标题
    $TitleLabel = New-Object System.Windows.Controls.Label
    $TitleLabel.Content = "系统盘分区设置"
    $TitleLabel.FontSize = 16
    $TitleLabel.FontWeight = 'Bold'
    $TitleLabel.HorizontalAlignment = 'Center'
    $TitleLabel.Margin = '0,0,0,15'
    $TitleLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 0)
    $TitleLabel.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)
    $PartitionGrid.Children.Add($TitleLabel)

    # 当前C盘大小显示
    $CurrentSizeLabel = New-Object System.Windows.Controls.Label
    $CVolume = Get-Volume -DriveLetter C
    $CurrentSizeGB = [math]::Round($CVolume.Size / 1GB, 2)
    $CurrentSizeLabel.Content = "当前系统盘大小:"
    $CurrentSizeLabel.VerticalAlignment = 'Center'
    $CurrentSizeLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 1)
    $CurrentSizeLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
    $PartitionGrid.Children.Add($CurrentSizeLabel)

    $CurrentSizeValue = New-Object System.Windows.Controls.Label
    $CurrentSizeValue.Content = "$CurrentSizeGB GB"
    $CurrentSizeValue.FontWeight = 'Bold'
    $CurrentSizeValue.Foreground = 'Green'
    $CurrentSizeValue.VerticalAlignment = 'Center'
    $CurrentSizeValue.SetValue([System.Windows.Controls.Grid]::RowProperty, 1)
    $CurrentSizeValue.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
    $PartitionGrid.Children.Add($CurrentSizeValue)

	# 压缩C盘大小输入
	$ShrinkLabel = New-Object System.Windows.Controls.Label
	$ShrinkLabel.Content = "压缩系统盘到 (GB):"
	$ShrinkLabel.VerticalAlignment = 'Center'
	$ShrinkLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 2)
	$ShrinkLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
	$PartitionGrid.Children.Add($ShrinkLabel)

	$ShrinkTextBox = New-Object System.Windows.Controls.TextBox
	$ShrinkTextBox.Name = "ShrinkSize"
	$ShrinkTextBox.Margin = '5'
	$ShrinkTextBox.Height = 25
	$ShrinkTextBox.VerticalAlignment = 'Center'
	$ShrinkTextBox.VerticalContentAlignment = 'Center'  # 添加这行
	$ShrinkTextBox.SetValue([System.Windows.Controls.Grid]::RowProperty, 2)
	$ShrinkTextBox.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
	$PartitionGrid.Children.Add($ShrinkTextBox)

	# 第一个新分区大小输入
	$NewPartLabel1 = New-Object System.Windows.Controls.Label
	$NewPartLabel1.Content = "第一个新分区大小 (GB):"
	$NewPartLabel1.VerticalAlignment = 'Center'
	$NewPartLabel1.SetValue([System.Windows.Controls.Grid]::RowProperty, 3)
	$NewPartLabel1.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
	$PartitionGrid.Children.Add($NewPartLabel1)

	$NewPartTextBox1 = New-Object System.Windows.Controls.TextBox
	$NewPartTextBox1.Name = "NewPartitionSize1"
	$NewPartTextBox1.Margin = '5'
	$NewPartTextBox1.Height = 25
	$NewPartTextBox1.VerticalAlignment = 'Center'
	$NewPartTextBox1.VerticalContentAlignment = 'Center'  # 添加这行
	$NewPartTextBox1.SetValue([System.Windows.Controls.Grid]::RowProperty, 3)
	$NewPartTextBox1.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
	$PartitionGrid.Children.Add($NewPartTextBox1)

	# 第二个新分区大小输入
	$NewPartLabel2 = New-Object System.Windows.Controls.Label
	$NewPartLabel2.Content = "第二个新分区大小 (GB):"
	$NewPartLabel2.VerticalAlignment = 'Center'
	$NewPartLabel2.SetValue([System.Windows.Controls.Grid]::RowProperty, 4)
	$NewPartLabel2.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
	$PartitionGrid.Children.Add($NewPartLabel2)

	$NewPartTextBox2 = New-Object System.Windows.Controls.TextBox
	$NewPartTextBox2.Name = "NewPartitionSize2"
	$NewPartTextBox2.Margin = '5'
	$NewPartTextBox2.Height = 25
	$NewPartTextBox2.VerticalAlignment = 'Center'
	$NewPartTextBox2.VerticalContentAlignment = 'Center'  # 添加这行
	$NewPartTextBox2.SetValue([System.Windows.Controls.Grid]::RowProperty, 4)
	$NewPartTextBox2.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
	$PartitionGrid.Children.Add($NewPartTextBox2)

    # 计算可用空间显示
    $AvailableSpaceLabel = New-Object System.Windows.Controls.Label
    $AvailableSpaceLabel.Content = "剩余可用空间:"
    $AvailableSpaceLabel.VerticalAlignment = 'Center'
    $AvailableSpaceLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 5)
    $AvailableSpaceLabel.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
    $PartitionGrid.Children.Add($AvailableSpaceLabel)

    $AvailableSpaceValue = New-Object System.Windows.Controls.Label
    $AvailableSpaceValue.Name = "AvailableSpaceValue"
    $AvailableSpaceValue.Content = "0 GB"
    $AvailableSpaceValue.FontWeight = 'Bold'
    $AvailableSpaceValue.Foreground = 'Blue'
    $AvailableSpaceValue.VerticalAlignment = 'Center'
    $AvailableSpaceValue.SetValue([System.Windows.Controls.Grid]::RowProperty, 5)
    $AvailableSpaceValue.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
    $PartitionGrid.Children.Add($AvailableSpaceValue)

    # 按钮区域
    $ButtonStack = New-Object System.Windows.Controls.StackPanel
    $ButtonStack.Orientation = 'Horizontal'
    $ButtonStack.HorizontalAlignment = 'Center'
    $ButtonStack.Margin = '0,20,0,10'
    $ButtonStack.SetValue([System.Windows.Controls.Grid]::RowProperty, 6)
    $ButtonStack.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)
    $PartitionGrid.Children.Add($ButtonStack)

    $StartButton = New-Object System.Windows.Controls.Button
    $StartButton.Content = "开始分区"
    $StartButton.Width = 100
    $StartButton.Height = 35
    $StartButton.FontSize = 12
    $StartButton.Background = '#4CAF50'
    $StartButton.Foreground = 'White'
    $StartButton.Margin = '0,0,10,0'
    $ButtonStack.Children.Add($StartButton)

    # 显示说明按钮
    $ToggleInstructionsButton = New-Object System.Windows.Controls.Button
    $ToggleInstructionsButton.Content = "显示说明"
    $ToggleInstructionsButton.Width = 100
    $ToggleInstructionsButton.Height = 35
    $ToggleInstructionsButton.FontSize = 12
    $ToggleInstructionsButton.Background = '#607D8B'
    $ToggleInstructionsButton.Foreground = 'White'
    $ToggleInstructionsButton.Margin = '0,0,10,0'
    $ButtonStack.Children.Add($ToggleInstructionsButton)

    $CancelButton = New-Object System.Windows.Controls.Button
    $CancelButton.Content = "取消"
    $CancelButton.Width = 100
    $CancelButton.Height = 35
    $CancelButton.FontSize = 12
    $ButtonStack.Children.Add($CancelButton)

$InstructionGrid = New-Object System.Windows.Controls.Grid
$InstructionGrid.Margin = '10,5,10,5'
$InstructionGrid.Visibility = 'Collapsed'
$InstructionGrid.SetValue([System.Windows.Controls.Grid]::RowProperty, 7)
$InstructionGrid.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)

# 创建3列
$InstructionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
$InstructionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
$InstructionGrid.ColumnDefinitions.Add((New-Object System.Windows.Controls.ColumnDefinition -Property @{Width = '*'}))
$PartitionGrid.Children.Add($InstructionGrid)

# 第一列 - 功能说明
$Col1Text = New-Object System.Windows.Controls.TextBlock
$Col1Text.Text = @"
📋 功能说明
• 压缩C盘释放空间
• 创建1-3个新分区
• 自动分配盘符
• 自动格式化

⚙️ 参数设置
- 必须小于当前大小
- 最少保留50GB+系统空间
- 输入正整数(GB)
- 留空表示不创建
- 剩余空间自动分区
"@
$Col1Text.FontSize = 10
$Col1Text.Foreground = 'Gray'
$Col1Text.TextWrapping = 'Wrap'
$Col1Text.Margin = '5'
$Col1Text.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 0)
$InstructionGrid.Children.Add($Col1Text)

# 第二列 - 注意事项
$Col2Text = New-Object System.Windows.Controls.TextBlock
$Col2Text.Text = @"
🛡️ 注意事项
• 谨慎操作防止数据丢失
• 确保足够可用空间
• 操作期间勿断电
• 关闭运行的程序

📊 示例演示
当前C盘：930GB
压缩到：200GB
→ 释放730GB空间
- C区：200GB
- D区：730GB  (自动)
"@
$Col2Text.FontSize = 10
$Col2Text.Foreground = 'Gray'
$Col2Text.TextWrapping = 'Wrap'
$Col2Text.Margin = '5'
$Col2Text.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 1)
$InstructionGrid.Children.Add($Col2Text)

# 第三列 - 操作提示
$Col3Text = New-Object System.Windows.Controls.TextBlock
$Col3Text.Text = @"
🎯 操作提示
1. 输入压缩后大小
2. 设置新分区大小
3. 点击开始分区
4. 等待操作完成

✅ 完成检查
• 查看新盘符
• 验证分区大小
• 脚本执行完毕请检查
"@
$Col3Text.FontSize = 10
$Col3Text.Foreground = 'Gray'
$Col3Text.TextWrapping = 'Wrap'
$Col3Text.Margin = '5'
$Col3Text.SetValue([System.Windows.Controls.Grid]::ColumnProperty, 2)
$InstructionGrid.Children.Add($Col3Text)

    # 折叠按钮事件
	$ToggleInstructionsButton.Add_Click({
		if ($InstructionGrid.Visibility -eq 'Visible') {
			$InstructionGrid.Visibility = 'Collapsed'
			$ToggleInstructionsButton.Content = "显示说明"
			$PartitionWindow.Height = 355
		} else {
			$InstructionGrid.Visibility = 'Visible'
			$ToggleInstructionsButton.Content = "隐藏说明"
			$PartitionWindow.Height = 530
		}
	})

    # 状态显示
    $StatusText = New-Object System.Windows.Controls.TextBlock
    $StatusText.Name = "StatusText"
    $StatusText.Text = "等待操作..."
    $StatusText.FontSize = 10
    $StatusText.Foreground = 'Blue'
    $StatusText.TextWrapping = 'Wrap'
    $StatusText.Margin = '10,5,10,5'
    $StatusText.SetValue([System.Windows.Controls.Grid]::RowProperty, 8)
    $StatusText.SetValue([System.Windows.Controls.Grid]::ColumnSpanProperty, 3)
    $PartitionGrid.Children.Add($StatusText)

    # 实时计算可用空间的函数
    $CalculateAvailableSpace = {
        $ShrinkSizeText = $ShrinkTextBox.Text
        $NewPart1Text = $NewPartTextBox1.Text
        $NewPart2Text = $NewPartTextBox2.Text
        
        $CVolume = Get-Volume -DriveLetter C
        $CurrentSizeGB = [math]::Round($CVolume.Size / 1GB, 2)
        
        if ([string]::IsNullOrWhiteSpace($ShrinkSizeText)) {
            $AvailableSpaceValue.Content = "$CurrentSizeGB GB"
            return
        }
        
        $ShrinkSizeInt = 0
        if ([int]::TryParse($ShrinkSizeText, [ref]$ShrinkSizeInt)) {
            $AvailableSpace = $CurrentSizeGB - $ShrinkSizeInt
            
            $NewPart1Int = 0
            if (-not [string]::IsNullOrWhiteSpace($NewPart1Text)) {
                [int]::TryParse($NewPart1Text, [ref]$NewPart1Int)
            }
            
            $NewPart2Int = 0
            if (-not [string]::IsNullOrWhiteSpace($NewPart2Text)) {
                [int]::TryParse($NewPart2Text, [ref]$NewPart2Int)
            }
            
            $RemainingSpace = $AvailableSpace - $NewPart1Int - $NewPart2Int
            $AvailableSpaceValue.Content = "$AvailableSpace GB (剩余: $RemainingSpace GB)"
            
            if ($RemainingSpace -lt 0) {
                $AvailableSpaceValue.Foreground = 'Red'
            } else {
                $AvailableSpaceValue.Foreground = 'Blue'
            }
        }
    }

    # 添加文本框变化事件
    $ShrinkTextBox.Add_TextChanged({
        & $CalculateAvailableSpace
    })

    $NewPartTextBox1.Add_TextChanged({
        & $CalculateAvailableSpace
    })

    $NewPartTextBox2.Add_TextChanged({
        & $CalculateAvailableSpace
    })

    # 初始化可用空间显示
    & $CalculateAvailableSpace

    # 按钮事件处理
    $StartButton.Add_Click({
        $ShrinkSize = $ShrinkTextBox.Text.Trim()
        $NewPartitionSize1 = $NewPartTextBox1.Text.Trim()
        $NewPartitionSize2 = $NewPartTextBox2.Text.Trim()

        # 验证输入
        if (-not (ValidateCInput -ShrinkSize $ShrinkSize -NewPartitionSize1 $NewPartitionSize1 -NewPartitionSize2 $NewPartitionSize2 -StatusText $StatusText)) {
            return
        }

        # 确认对话框
        $PartitionSummary = "压缩系统盘到: $script:ShrinkSizeInt GB`n"
        if ($script:NewPartitionSize1Int -gt 0) {
            $PartitionSummary += "第一个新分区: $script:NewPartitionSize1Int GB`n"
        }
        if ($script:NewPartitionSize2Int -gt 0) {
            $PartitionSummary += "第二个新分区: $script:NewPartitionSize2Int GB`n"
        }
        $RemainingSpace = ($CurrentSizeGB - $script:ShrinkSizeInt) - $script:NewPartitionSize1Int - $script:NewPartitionSize2Int
        if ($RemainingSpace -gt 0) {
            $PartitionSummary += "剩余空间分区: $RemainingSpace GB`n"
        }

        $Result = [System.Windows.MessageBox]::Show(
            "确定要执行分区操作吗？`n`n$PartitionSummary`n此操作可能需要几分钟时间，请勿中断！", 
            "确认分区操作", 
            [System.Windows.MessageBoxButton]::YesNo, 
            [System.Windows.MessageBoxImage]::Warning
        )
        
        if ($Result -eq 'No') {
            return
        }

        # 禁用按钮防止重复点击
        $StartButton.IsEnabled = $false
        $CancelButton.IsEnabled = $false
        $ToggleInstructionsButton.IsEnabled = $false
        $StatusText.Text = "正在执行分区操作，请稍候..."
        $StatusText.Foreground = 'Orange'

        # 执行分区操作
        ExecuteCPartitionOperation -ShrinkSizeInt $script:ShrinkSizeInt -NewPartitionSize1Int $script:NewPartitionSize1Int -NewPartitionSize2Int $script:NewPartitionSize2Int -StatusText $StatusText -StartButton $StartButton -CancelButton $CancelButton -ToggleButton $ToggleInstructionsButton
    })

    $CancelButton.Add_Click({
        $PartitionWindow.Close()
    })

    $PartitionWindow.Content = $PartitionGrid
    $PartitionWindow.ShowDialog() | Out-Null
}

function ValidateCInput {
    param($ShrinkSize, $NewPartitionSize1, $NewPartitionSize2, $StatusText)
    
    # 验证压缩大小
    if ([string]::IsNullOrWhiteSpace($ShrinkSize)) {
        $StatusText.Text = "错误：请输入压缩大小"
        $StatusText.Foreground = 'Red'
        return $false
    }

    $script:ShrinkSizeInt = 0
    if (-not ([int]::TryParse($ShrinkSize, [ref]$script:ShrinkSizeInt)) -or $script:ShrinkSizeInt -le 0) {
        $StatusText.Text = "错误：压缩大小必须是正整数"
        $StatusText.Foreground = 'Red'
        return $false
    }

    # 获取当前C盘大小
    $CVolume = Get-Volume -DriveLetter C
    $CurrentSizeGB = [math]::Round($CVolume.Size / 1GB, 2)
    if ($script:ShrinkSizeInt -ge $CurrentSizeGB) {
        $StatusText.Text = "错误：压缩大小必须小于当前系统盘大小 ($CurrentSizeGB GB)"
        $StatusText.Foreground = 'Red'
        return $false
    }

    # 验证第一个新分区大小（可选）
    $script:NewPartitionSize1Int = 0
    if (-not [string]::IsNullOrWhiteSpace($NewPartitionSize1)) {
        if (-not ([int]::TryParse($NewPartitionSize1, [ref]$script:NewPartitionSize1Int)) -or $script:NewPartitionSize1Int -le 0) {
            $StatusText.Text = "错误：第一个新分区大小必须是正整数"
            $StatusText.Foreground = 'Red'
            return $false
        }
    }

    # 验证第二个新分区大小（可选）
    $script:NewPartitionSize2Int = 0
    if (-not [string]::IsNullOrWhiteSpace($NewPartitionSize2)) {
        if (-not ([int]::TryParse($NewPartitionSize2, [ref]$script:NewPartitionSize2Int)) -or $script:NewPartitionSize2Int -le 0) {
            $StatusText.Text = "错误：第二个新分区大小必须是正整数"
            $StatusText.Foreground = 'Red'
            return $false
        }
    }
    
    # 检查总分区大小是否合理
    $TotalNewPartitionSize = $script:NewPartitionSize1Int + $script:NewPartitionSize2Int
    $AvailableSize = $CurrentSizeGB - $script:ShrinkSizeInt
    if ($TotalNewPartitionSize -gt $AvailableSize) {
        $StatusText.Text = "错误：新分区总大小 ($TotalNewPartitionSize GB) 不能大于可用空间 ($AvailableSize GB)"
        $StatusText.Foreground = 'Red'
        return $false
    }

    $StatusText.Text = "输入验证通过，准备执行分区操作..."
    $StatusText.Foreground = 'Green'
    return $true
}

function ExecuteCPartitionOperation {
    param($ShrinkSizeInt, $NewPartitionSize1Int, $NewPartitionSize2Int, $StatusText, $StartButton, $CancelButton, $ToggleButton)
    
    try {
        $StatusText.Text = "正在调整分区大小..."
        $StatusText.Foreground = 'Orange'

        # 获取磁盘信息
        $Disk = Get-Partition -DriveLetter C | Get-Disk
        $DiskNumber = $Disk.Number

        # 调整分区大小
        Resize-Partition -DriveLetter C -Size ($ShrinkSizeInt * 1GB) -ErrorAction Stop
        $StatusText.Text = "分区调整完成，正在创建新分区..."
        
        # 获取调整后的C盘大小
        $CVolume = Get-Volume -DriveLetter C
        $NewCSizeGB = [math]::Round($CVolume.Size / 1GB, 2)
        
        # 创建第一个新分区（如果需要）
        if ($NewPartitionSize1Int -gt 0) {
            $NewPartition1 = New-Partition -DiskNumber $DiskNumber -Size ($NewPartitionSize1Int * 1GB) -AssignDriveLetter -ErrorAction Stop
            if ($NewPartition1) {
                Format-Volume -DriveLetter $NewPartition1.DriveLetter -FileSystem NTFS -Confirm:$false -ErrorAction Stop
                $StatusText.Text = "第一个新分区创建完成，正在创建第二个新分区..."
                Write-Host "-- 第一个新分区创建成功，盘符: $($NewPartition1.DriveLetter)" -ForegroundColor Green
            }
        }

        # 创建第二个新分区（如果需要）
        if ($NewPartitionSize2Int -gt 0) {
            $NewPartition2 = New-Partition -DiskNumber $DiskNumber -Size ($NewPartitionSize2Int * 1GB) -AssignDriveLetter -ErrorAction Stop
            if ($NewPartition2) {
                Format-Volume -DriveLetter $NewPartition2.DriveLetter -FileSystem NTFS -Confirm:$false -ErrorAction Stop
                $StatusText.Text = "第二个新分区创建完成，正在处理剩余空间..."
                Write-Host "-- 第二个新分区创建成功，盘符: $($NewPartition2.DriveLetter)" -ForegroundColor Green
            }
        }

        # 处理剩余空间
        $RemainingSize = (Get-Disk -Number $DiskNumber).Size - (Get-Disk -Number $DiskNumber).AllocatedSize
        if ($RemainingSize -gt 1GB) {
            $RemainingPartition = New-Partition -DiskNumber $DiskNumber -UseMaximumSize -AssignDriveLetter -ErrorAction Stop
            if ($RemainingPartition) {
                Format-Volume -DriveLetter $RemainingPartition.DriveLetter -FileSystem NTFS -Confirm:$false -ErrorAction Stop
                $StatusText.Text = "剩余空间分区创建完成"
                Write-Host "-- 剩余空间分区创建成功，盘符: $($RemainingPartition.DriveLetter)" -ForegroundColor Green
            }
        }

        $StatusText.Text = "分区操作完成！"
        $StatusText.Foreground = 'Green'
        
        [System.Windows.MessageBox]::Show("分区操作已完成！", "完成", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Information)
        
    } catch {
        $StatusText.Text = "操作失败: $($_.Exception.Message)"
        $StatusText.Foreground = 'Red'
        [System.Windows.MessageBox]::Show("分区操作失败: $($_.Exception.Message)", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
    } finally {
        # 重新启用按钮
        $StartButton.IsEnabled = $true
        $CancelButton.IsEnabled = $true
        if ($ToggleButton) {
            $ToggleButton.IsEnabled = $true
        }
    }
}





# 第五部分：盘符理顺相关函数

function ReassignDriveLettersWithUI {
    $Result = [System.Windows.MessageBox]::Show(
        "确定要重新分配盘符吗？`n`n此操作将：`n- 保持系统盘符不变`n- 重新分配其他盘符`n- 按磁盘和分区顺序整理盘符", 
        "确认盘符理顺", 
        [System.Windows.MessageBoxButton]::YesNo, 
        [System.Windows.MessageBoxImage]::Question
    )
    
    if ($Result -eq 'Yes') {
        # 直接执行盘符理顺操作
        try {
            Write-Host "-- 开始重新分配盘符..." -ForegroundColor Yellow

            # 获取系统盘符
            $systemDriveLetter = (Get-WmiObject -Class Win32_OperatingSystem).SystemDrive.Replace(":", "").Trim()

            # 获取系统磁盘索引
            $systemDiskIndex = (Get-Partition -DriveLetter $systemDriveLetter).DiskNumber

            # 预定义可用的盘符列表
            $driveLetters = @('D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z')

            # 获取所有有效卷的信息
            $volumes = Get-Volume | Where-Object { $_.DriveLetter -ne $null -and $_.DriveLetter -match '[A-Z]' -and $_.HealthStatus -eq 'Healthy' }

            # 获取所有卷的分区信息并记录
            $partitions = @{}
            foreach ($volume in $volumes) {
                $partition = Get-Partition -DriveLetter $volume.DriveLetter
                $partitions[$volume.DriveLetter] = @{
                    'DiskNumber' = $partition.DiskNumber
                    'PartitionNumber' = $partition.PartitionNumber
                }
            }

            # 获取系统磁盘上的卷和其他磁盘上的卷，并按PartitionNumber排序
            $volumesOnSystemDisk = $volumes | Where-Object { $partitions[$_.DriveLetter]['DiskNumber'] -eq $systemDiskIndex } | Sort-Object -Property {$partitions[$_.DriveLetter]['PartitionNumber']}
            $volumesOnOtherDisks = $volumes | Where-Object { $partitions[$_.DriveLetter]['DiskNumber'] -ne $systemDiskIndex } | Sort-Object -Property {$partitions[$_.DriveLetter]['DiskNumber']}, {$partitions[$_.DriveLetter]['PartitionNumber']}

            # 打印所有有效卷的信息
            Write-Host "-- 所有有效卷的信息:"
            $volumes | Format-Table -Property DriveLetter, DriveType, FileSystemLabel, HealthStatus

            Write-Host "-- 系统盘 $systemDriveLetter 不会更改或删除盘符"

            # 删除非系统盘的盘符
            foreach ($volume in $volumes) {
                if ($volume.DriveLetter -eq $systemDriveLetter) {
                    continue
                }

                try {
                    $partitionInfo = $partitions[$volume.DriveLetter]
                    Remove-PartitionAccessPath -DiskNumber $partitionInfo.DiskNumber -PartitionNumber $partitionInfo.PartitionNumber -AccessPath ($volume.DriveLetter + ":") -ErrorAction Stop
                    Write-Host "-- 成功删除卷 $($volume.DriveLetter) 的盘符"
                } catch {
                    Write-Warning "-- 无法删除卷 $($volume.DriveLetter) 的盘符: $($_.Exception.Message)" -ForegroundColor Red
                }
            }

            # 重新分配盘符
            $index = 0
            $availableDriveLetters = $driveLetters | Where-Object { $_ -notin @($systemDriveLetter) }

            # 先处理系统磁盘上的卷
            foreach ($volume in $volumesOnSystemDisk) {
                if ($volume.DriveLetter -eq $systemDriveLetter) {
                    continue
                }

                if ($index -lt $availableDriveLetters.Length) {
                    $newLetter = $availableDriveLetters[$index]
                    try {
                        $partitionInfo = $partitions[$volume.DriveLetter]
                        Add-PartitionAccessPath -DiskNumber $partitionInfo.DiskNumber -PartitionNumber $partitionInfo.PartitionNumber -AccessPath ($newLetter + ":") -ErrorAction Stop
                        Write-Host "-- 成功将系统磁盘上的卷 $($volume.DriveLetter) 更改为盘符 $newLetter" -ForegroundColor Green
                    } catch {
                        Write-Warning "-- 无法更改系统磁盘上的卷 $($volume.DriveLetter) 的盘符: $($_.Exception.Message)" -ForegroundColor Red
                    }
                    $index++
                } else {
                    Write-Warning "-- 没有足够的可用盘符" -ForegroundColor Red
                }
            }

            # 再处理其他磁盘上的卷，按正确顺序分配盘符
            foreach ($volume in $volumesOnOtherDisks) {
                if ($index -lt $availableDriveLetters.Length) {
                    $newLetter = $availableDriveLetters[$index]
                    try {
                        $partitionInfo = $partitions[$volume.DriveLetter]
                        Add-PartitionAccessPath -DiskNumber $partitionInfo.DiskNumber -PartitionNumber $partitionInfo.PartitionNumber -AccessPath ($newLetter + ":") -ErrorAction Stop
                        Write-Host "-- 成功将其他磁盘上的卷 $($volume.DriveLetter) 更改为盘符 $newLetter" -ForegroundColor Yellow
                    } catch {
                        Write-Warning "-- 无法更改其他磁盘上的卷 $($volume.DriveLetter) 的盘符: $($_.Exception.Message)" -ForegroundColor Red
                    }
                    $index++
                } else {
                    Write-Warning "-- 没有足够的可用盘符" -ForegroundColor Red
                }
            }

            Write-Host "-- 盘符重新分配完成。" -ForegroundColor Green
            [System.Windows.MessageBox]::Show("盘符理顺操作已完成！", "完成", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Information)
            
        } catch {
            Write-Host "-- 盘符重新分配时出错: $($_.Exception.Message)" -ForegroundColor Red
            [System.Windows.MessageBox]::Show("盘符理顺操作失败：$($_.Exception.Message)", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
        }
    }
}


function ReassignDriveLetters {
    Write-Host "-- 开始重新分配盘符..." -ForegroundColor Yellow

    try {
        $SystemDriveLetter = (Get-WmiObject -Class Win32_OperatingSystem).SystemDrive.Replace(":", "").Trim()
        Write-Host "-- 系统盘符: $SystemDriveLetter" -ForegroundColor Green
        
        # 获取所有磁盘和分区
        $Disks = Get-Disk | Where-Object { $_.OperationalStatus -eq 'Online' }
        
        foreach ($Disk in $Disks) {
            $Partitions = Get-Partition -DiskNumber $Disk.Number -ErrorAction SilentlyContinue
            $PartitionCount = if ($Partitions -and $Partitions.Count -gt 0) { $Partitions.Count } else { 0 }
            $PartitionStyle = if ($Disk.PartitionStyle -eq "RAW") { "未初始化" } else { $Disk.PartitionStyle }
            $DiskInfo = "磁盘 $($Disk.Number) - $($Disk.Model) - $([math]::Round($Disk.Size / 1GB, 2)) GB - $PartitionStyle - $PartitionCount 个分区"
            Write-Host "-- $DiskInfo" -ForegroundColor Cyan
        }
        
        Write-Host "-- 盘符重新分配完成。" -ForegroundColor Green
    } catch {
        Write-Host "-- 盘符重新分配时出错: $($_.Exception.Message)" -ForegroundColor Red
    }
}







# 保留原始函数供其他部分使用
function ReassignDriveLetters {
    Write-Host "-- 开始重新分配盘符..." -ForegroundColor Yellow

    # 获取系统盘符
    $systemDriveLetter = (Get-WmiObject -Class Win32_OperatingSystem).SystemDrive.Replace(":", "").Trim()

    # 获取系统磁盘索引
    $systemDiskIndex = (Get-Partition -DriveLetter $systemDriveLetter).DiskNumber

    # 预定义可用的盘符列表
    $driveLetters = @('D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z')

    # 获取所有有效卷的信息
    $volumes = Get-Volume | Where-Object { $_.DriveLetter -ne $null -and $_.DriveLetter -match '[A-Z]' -and $_.HealthStatus -eq 'Healthy' }

    # 获取所有卷的分区信息并记录
    $partitions = @{}
    foreach ($volume in $volumes) {
        $partition = Get-Partition -DriveLetter $volume.DriveLetter
        $partitions[$volume.DriveLetter] = @{
            'DiskNumber' = $partition.DiskNumber
            'PartitionNumber' = $partition.PartitionNumber
        }
    }

    # 获取系统磁盘上的卷和其他磁盘上的卷，并按PartitionNumber排序
    $volumesOnSystemDisk = $volumes | Where-Object { $partitions[$_.DriveLetter]['DiskNumber'] -eq $systemDiskIndex } | Sort-Object -Property {$partitions[$_.DriveLetter]['PartitionNumber']}
    $volumesOnOtherDisks = $volumes | Where-Object { $partitions[$_.DriveLetter]['DiskNumber'] -ne $systemDiskIndex } | Sort-Object -Property {$partitions[$_.DriveLetter]['DiskNumber']}, {$partitions[$_.DriveLetter]['PartitionNumber']}

    # 打印所有有效卷的信息
    Write-Host "-- 所有有效卷的信息:"
    $volumes | Format-Table -Property DriveLetter, DriveType, FileSystemLabel, HealthStatus

    Write-Host "-- 系统盘 $systemDriveLetter 不会更改或删除盘符"

    # 删除非系统盘的盘符
    foreach ($volume in $volumes) {
        if ($volume.DriveLetter -eq $systemDriveLetter) {
            continue
        }

        try {
            $partitionInfo = $partitions[$volume.DriveLetter]
            Remove-PartitionAccessPath -DiskNumber $partitionInfo.DiskNumber -PartitionNumber $partitionInfo.PartitionNumber -AccessPath ($volume.DriveLetter + ":") -ErrorAction Stop
            Write-Host "-- 成功删除卷 $($volume.DriveLetter) 的盘符"
        } catch {
            Write-Warning "-- 无法删除卷 $($volume.DriveLetter) 的盘符: $($_.Exception.Message)" -ForegroundColor Red
        }
    }

    # 重新分配盘符
    $index = 0
    $availableDriveLetters = $driveLetters | Where-Object { $_ -notin @($systemDriveLetter) }

    # 先处理系统磁盘上的卷
    foreach ($volume in $volumesOnSystemDisk) {
        if ($volume.DriveLetter -eq $systemDriveLetter) {
            continue
        }

        if ($index -lt $availableDriveLetters.Length) {
            $newLetter = $availableDriveLetters[$index]
            try {
                $partitionInfo = $partitions[$volume.DriveLetter]
                Add-PartitionAccessPath -DiskNumber $partitionInfo.DiskNumber -PartitionNumber $partitionInfo.PartitionNumber -AccessPath ($newLetter + ":") -ErrorAction Stop
                Write-Host "-- 成功将系统磁盘上的卷 $($volume.DriveLetter) 更改为盘符 $newLetter" -ForegroundColor Green
            } catch {
                Write-Warning "-- 无法更改系统磁盘上的卷 $($volume.DriveLetter) 的盘符: $($_.Exception.Message)" -ForegroundColor Red
            }
            $index++
        } else {
            Write-Warning "-- 没有足够的可用盘符" -ForegroundColor Red
        }
    }

    # 再处理其他磁盘上的卷，按正确顺序分配盘符
    foreach ($volume in $volumesOnOtherDisks) {
        if ($index -lt $availableDriveLetters.Length) {
            $newLetter = $availableDriveLetters[$index]
            try {
                $partitionInfo = $partitions[$volume.DriveLetter]
                Add-PartitionAccessPath -DiskNumber $partitionInfo.DiskNumber -PartitionNumber $partitionInfo.PartitionNumber -AccessPath ($newLetter + ":") -ErrorAction Stop
                Write-Host "-- 成功将其他磁盘上的卷 $($volume.DriveLetter) 更改为盘符 $newLetter" -ForegroundColor Yellow
            } catch {
                Write-Warning "-- 无法更改其他磁盘上的卷 $($volume.DriveLetter) 的盘符: $($_.Exception.Message)" -ForegroundColor Red
            }
            $index++
        } else {
            Write-Warning "-- 没有足够的可用盘符" -ForegroundColor Red
        }
    }

    Write-Host "-- 盘符重新分配完成。"
}









# GUI 关闭回调
$MainWindow.Add_Closed({
    # 创建退出标志文件
    New-Item -Path "$env:TEMP\PartitionTool.done" -ItemType File -Force | Out-Null
})







# 第六部分：主窗口和事件处理





# 创建主窗口
$MainWindow = New-Object System.Windows.Window

# === Added: GUI close callback ===
$MainWindow.Add_Closed({
    try {
        New-Item -Path "$env:TEMP\PartitionTool.done" -ItemType File -Force | Out-Null
    } catch {}
})

$MainWindow.Title = "磁盘分区工具集 - 主界面"
$MainWindow.Width = 500
$MainWindow.Height = 450
$MainWindow.WindowStartupLocation = 'CenterScreen'
$MainWindow.ResizeMode = 'NoResize'

# 创建主界面布局
$MainGrid = New-Object System.Windows.Controls.Grid
$MainGrid.Margin = New-Object System.Windows.Thickness(20)

# 添加行定义
$MainGrid.RowDefinitions.Add((New-Object System.Windows.Controls.RowDefinition -Property @{Height = 'Auto'}))
$MainGrid.RowDefinitions.Add((New-Object System.Windows.Controls.RowDefinition -Property @{Height = 'Auto'}))
$MainGrid.RowDefinitions.Add((New-Object System.Windows.Controls.RowDefinition -Property @{Height = '*'}))
$MainGrid.RowDefinitions.Add((New-Object System.Windows.Controls.RowDefinition -Property @{Height = 'Auto'}))
$MainGrid.RowDefinitions.Add((New-Object System.Windows.Controls.RowDefinition -Property @{Height = 'Auto'}))
$MainGrid.RowDefinitions.Add((New-Object System.Windows.Controls.RowDefinition -Property @{Height = 'Auto'}))

# 添加标题
$TitleLabel = New-Object System.Windows.Controls.Label
$TitleLabel.Content = "磁盘分区工具集"
$TitleLabel.FontSize = 20
$TitleLabel.FontWeight = 'Bold'
$TitleLabel.HorizontalAlignment = 'Center'
$TitleLabel.Margin = '0,0,0,20'
$TitleLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 0)
$MainGrid.Children.Add($TitleLabel)

# 添加系统信息
$InfoLabel = New-Object System.Windows.Controls.Label
$CVolume = Get-Volume -DriveLetter C -ErrorAction SilentlyContinue
if ($CVolume) {
    $CurrentSizeGB = [math]::Round($CVolume.Size / 1GB, 2)
    
    # 获取磁盘信息
    $CDisk = $null
    try {
        $CDisk = Get-Partition -DriveLetter C | Get-Disk -ErrorAction Stop
    } catch {
        $CDisk = $null
    }
    
    # 获取分区表类型
    $PartitionStyle = if ($CDisk) { $CDisk.PartitionStyle } else { "未知" }
    
    # 检查BitLocker状态（简化显示）
    $BitLockerStatus = "关"
    try {
        $BitLockerInfo = Get-BitLockerVolume -MountPoint "C:" -ErrorAction SilentlyContinue
        if ($BitLockerInfo -and $BitLockerInfo.VolumeStatus -eq "FullyEncrypted") {
            $BitLockerStatus = "开"
        }
    } catch {
        $BitLockerStatus = "?"
    }
    
    $InfoLabel.Content = "当前 C 盘大小: $CurrentSizeGB GB | $PartitionStyle | BitLocker: $BitLockerStatus"
} else {
    $InfoLabel.Content = "无法获取 C 盘信息"
}
$InfoLabel.FontSize = 12
$InfoLabel.Foreground = 'Blue'
$InfoLabel.HorizontalAlignment = 'Center'
$InfoLabel.Margin = '0,0,0,10'
$InfoLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 1)
$MainGrid.Children.Add($InfoLabel)

# 添加磁盘信息
$DiskInfoLabel = New-Object System.Windows.Controls.Label
try {
    $Disk = Get-Partition -DriveLetter C | Get-Disk -ErrorAction Stop
    $DiskInfoLabel.Content = "系统磁盘: $($Disk.Model) | 总大小: $([math]::Round($Disk.Size / 1GB, 2)) GB"
} catch {
    $DiskInfoLabel.Content = "无法获取磁盘信息"
}
$DiskInfoLabel.FontSize = 11
$DiskInfoLabel.Foreground = 'DarkGreen'
$DiskInfoLabel.HorizontalAlignment = 'Center'
$DiskInfoLabel.Margin = '0,0,0,10'
$DiskInfoLabel.SetValue([System.Windows.Controls.Grid]::RowProperty, 2)
$MainGrid.Children.Add($DiskInfoLabel)



# 创建工具选择区域
$ToolsStack = New-Object System.Windows.Controls.StackPanel
$ToolsStack.Orientation = 'Vertical'
$ToolsStack.HorizontalAlignment = 'Center'
$ToolsStack.Margin = '0,20,0,10'
$ToolsStack.SetValue([System.Windows.Controls.Grid]::RowProperty, 3)
$MainGrid.Children.Add($ToolsStack)

# C盘分区工具按钮
$CPartitionButton = New-Object System.Windows.Controls.Button
$CPartitionButton.Name = "CPartitionButton"
$CPartitionButton.Content = "系统盘分区工具"
$CPartitionButton.FontSize = 14
$CPartitionButton.Width = 200
$CPartitionButton.Height = 45
$CPartitionButton.Background = '#2196F3'
$CPartitionButton.Foreground = 'White'
$CPartitionButton.Margin = '0,0,0,15'
$CPartitionButton.ToolTip = "压缩系统盘并创建新分区"
$ToolsStack.Children.Add($CPartitionButton)

# 其他硬盘分区工具按钮
$OtherDiskButton = New-Object System.Windows.Controls.Button
$OtherDiskButton.Name = "OtherDiskButton"
$OtherDiskButton.Content = "其他硬盘分区工具"
$OtherDiskButton.FontSize = 14
$OtherDiskButton.Width = 200
$OtherDiskButton.Height = 45
$OtherDiskButton.Background = '#FF9800'
$OtherDiskButton.Foreground = 'White'
$OtherDiskButton.Margin = '0,0,0,15'
$OtherDiskButton.ToolTip = "对其他硬盘进行分区操作"
$ToolsStack.Children.Add($OtherDiskButton)

# 盘符理顺工具按钮
$DriveLetterButton = New-Object System.Windows.Controls.Button
$DriveLetterButton.Name = "DriveLetterButton"
$DriveLetterButton.Content = "盘符理顺工具"
$DriveLetterButton.FontSize = 14
$DriveLetterButton.Width = 200
$DriveLetterButton.Height = 45
$DriveLetterButton.Background = '#4CAF50'
$DriveLetterButton.Foreground = 'White'
$DriveLetterButton.ToolTip = "重新分配和理顺所有盘符"
$ToolsStack.Children.Add($DriveLetterButton)

# 添加说明文本
$NoteText = New-Object System.Windows.Controls.TextBlock
$NoteText.Text = "注意：分区操作有风险，请确保已备份重要数据"
$NoteText.FontSize = 10
$NoteText.Foreground = 'Red'
$NoteText.TextWrapping = 'Wrap'
$NoteText.HorizontalAlignment = 'Center'
$NoteText.Margin = '0,20,0,0'
$NoteText.SetValue([System.Windows.Controls.Grid]::RowProperty, 4)
$MainGrid.Children.Add($NoteText)

# 版本信息
$VersionText = New-Object System.Windows.Controls.TextBlock
$VersionText.Text = "版本 2.0 | 支持多磁盘分区 | 玩家国度 - 丸子装机"
$VersionText.FontSize = 9
$VersionText.Foreground = 'Gray'
$VersionText.HorizontalAlignment = 'Center'
$VersionText.Margin = '0,5,0,0'
$VersionText.SetValue([System.Windows.Controls.Grid]::RowProperty, 5)
$MainGrid.Children.Add($VersionText)

$MainWindow.Content = $MainGrid

# C盘分区工具按钮点击事件
$CPartitionButton.Add_Click({
    # 获取C盘信息
    $CVolume = Get-Volume -DriveLetter C -ErrorAction SilentlyContinue
    if (-not $CVolume) {
        [System.Windows.MessageBox]::Show("无法找到 C 盘，请检查系统配置。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
        return
    }
    
    $CurrentSizeGB = [math]::Round($CVolume.Size / 1GB, 2)
    Write-Host "-- 当前 C: 卷的总大小是 $CurrentSizeGB GB。" -ForegroundColor Green

    # 获取硬盘信息
    try {
        $Disk = Get-Partition -DriveLetter C | Get-Disk
        $DiskNumber = $Disk.Number
    } catch {
        [System.Windows.MessageBox]::Show("无法获取磁盘信息。", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
        return
    }

    # 检查是否已有分区
    $Partitions = Get-Partition -DiskNumber $DiskNumber | Where-Object { $_.Type -eq 'Basic' }
    if ($Partitions.Count -ge 2) {
        Write-Host "-- 磁盘上已经存在分区，跳过分区创建。" -ForegroundColor Yellow
        [System.Windows.MessageBox]::Show("检测到已有分区，操作终止。", "分区检测", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Warning)
        return
    }

    # 创建分区工具窗口
    CreateCPartitionWindow
})

# 其他硬盘分区工具按钮点击事件
$OtherDiskButton.Add_Click({
    CreateOtherDiskPartitionWindow
})

# 盘符理顺工具按钮点击事件
$DriveLetterButton.Add_Click({
    ReassignDriveLettersWithUI
})

# 显示主窗口
try {
    $null = $MainWindow.ShowDialog()
} catch {
    Write-Host "启动错误: $($_.Exception.Message)" -ForegroundColor Red
    [System.Windows.MessageBox]::Show("程序启动失败: $($_.Exception.Message)", "错误", [System.Windows.MessageBoxButton]::OK, [System.Windows.MessageBoxImage]::Error)
}