Public/Set-RpWindowIcon.ps1
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function Set-RpWindowIcon { <# .SYNOPSIS Sets the icon for a specified WPF window and its taskbar item. .DESCRIPTION The Set-RpWindowIcon function sets the icon for a given WPF window and its taskbar item using the specified icon file path. It ensures the icon file exists, loads the icon, and applies it to both the window and the taskbar item. If the TaskbarItemInfo object does not exist, it creates one. .PARAMETER window The WPF window object for which the icon will be set. This parameter is mandatory. .PARAMETER IconPath The file path to the icon image. This parameter is mandatory. .EXAMPLE Set-RpWindowIcon -window $mainWindow -IconPath "C:\Icons\app.ico" Sets the icon for the $mainWindow to the specified icon file. #> param ( [Parameter(Mandatory)] [System.Windows.Window]$window, [Parameter(Mandatory)] [string]$IconPath ) if (-not (Test-Path $IconPath)) { Write-Warning "Icon file not found: $IconPath" return } try { # Load icon from file Write-Verbose "Loading icon from: $IconPath" $bitmap = New-Object System.Windows.Media.Imaging.BitmapImage $bitmap.BeginInit() $bitmap.UriSource = New-Object System.Uri($IconPath, [System.UriKind]::Absolute) $bitmap.EndInit() $bitmap.Freeze() # Set window icon $window.Icon = $bitmap Write-Verbose "Window icon set successfully!" # Ensure TaskbarItemInfo exists if (-not $window.TaskbarItemInfo) { $window.TaskbarItemInfo = New-Object System.Windows.Shell.TaskbarItemInfo Write-Verbose "Created TaskbarItemInfo object" } # Set taskbar icon & description $window.TaskbarItemInfo.Overlay = $bitmap $window.TaskbarItemInfo.Description = $window.Title Write-Verbose "Taskbar icon updated!" } catch { Write-Error "Failed to set window/taskbar icon: $_" } } |