Fluence.Wpf.PowerShell.psm1
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<# Copyright (c) 2026, Dan Cunningham. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #> # The Core library targets .NET 8, which first shipped with PowerShell 7.4. if ($PSEdition -eq 'Core' -and $PSVersionTable.PSVersion -lt [version]'7.4') { throw 'Fluence.Wpf.PowerShell requires PowerShell 7.4 or later on Core, or Windows PowerShell 5.1.' } $script:ModuleRoot = $PSScriptRoot $script:ModuleManifestPath = Join-Path $PSScriptRoot 'Fluence.Wpf.PowerShell.psd1' # AppDomain data slot that publishes the process-wide STA UI runspace (MTA hosts) so a later module # instance adopts it instead of starting a second UI thread; see Initialize-FluenceStaRunspace. $script:StaRunspaceSlot = 'Fluence.Wpf.PowerShell.StaRunspace' # AppDomain data slot recording that a theme, backdrop or accent has been applied in this process. # It has to outlive a single module instance for the same reason as the runspace slot: on an MTA # host the UI work runs in a second runspace with its own instance. See Initialize-FluenceApplication. $script:ThemeSeededSlot = 'Fluence.Wpf.PowerShell.ThemeSeeded' # Load the WPF framework assemblies before dot-sourcing functions, so that System.Windows.* types # resolve both for the host router and for public function parameter types that are bound at # dot-source time (for example Show-FluenceDialog's -Accent and -ParentWindow). Add-Type -AssemblyName PresentationFramework, PresentationCore, WindowsBase # Dot-source private then public functions. $private = @(Get-ChildItem -LiteralPath (Join-Path $script:ModuleRoot 'Private') -Filter '*.ps1' -File -ErrorAction Stop) $public = @(Get-ChildItem -LiteralPath (Join-Path $script:ModuleRoot 'Public') -Filter '*.ps1' -File -ErrorAction Stop) if ($private.Count -eq 0 -or $public.Count -eq 0) { throw 'Fluence.Wpf.PowerShell package is incomplete: Private and Public must each contain function scripts.' } foreach ($file in @($private + $public)) { . $file.FullName } # Load the Fluence.Wpf assembly for this edition (idempotent across runspaces). Import-FluenceLibrary -ModuleRoot $script:ModuleRoot # Close module progress on removal. Preserve an Application-owning UI thread for later imports; # WPF permits only one Application in an AppDomain for the lifetime of the process. $MyInvocation.MyCommand.ScriptBlock.Module.OnRemove = { Close-FluenceUiRunspace } Export-ModuleMember -Function @($public | ForEach-Object { $_.BaseName }) |