mirror of
https://github.com/fleschutz/PowerShell.git
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78 lines
2.3 KiB
PowerShell
78 lines
2.3 KiB
PowerShell
<#
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.SYNOPSIS
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Switches to a random wallpaper
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.DESCRIPTION
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This script download a random photo and sets it as desktop wallpaper.
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.PARAMETER Style
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Specifies either Fill, Fit (default), Stretch, Tile, Center, or Span
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.EXAMPLE
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PS> ./switch-wallpaper
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.NOTES
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Author: Markus Fleschutz · License: CC0
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.LINK
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https://github.com/fleschutz/PowerShell
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#>
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param([string]$Style = "Span")
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function GetTempDir {
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if ("$env:TEMP" -ne "") { return "$env:TEMP" }
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if ("$env:TMP" -ne "") { return "$env:TMP" }
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if ($IsLinux) { return "/tmp" }
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return "C:\Temp"
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}
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function SetWallPaper { param([string]$Image, [ValidateSet('Fill', 'Fit', 'Stretch', 'Tile', 'Center', 'Span')][string]$Style)
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$WallpaperStyle = switch($Style) {
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"Fill" {"10"}
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"Fit" {"6"}
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"Stretch" {"2"}
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"Tile" {"0"}
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"Center" {"0"}
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"Span" {"22"}
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}
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if ($Style -eq "Tile") {
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New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name WallpaperStyle -PropertyType String -Value $WallpaperStyle -Force
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New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name TileWallpaper -PropertyType String -Value 1 -Force
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} else {
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New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name WallpaperStyle -PropertyType String -Value $WallpaperStyle -Force
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New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name TileWallpaper -PropertyType String -Value 0 -Force
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}
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Add-Type -TypeDefinition @"
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using System;
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using System.Runtime.InteropServices;
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public class Params
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{
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[DllImport("User32.dll",CharSet=CharSet.Unicode)]
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public static extern int SystemParametersInfo (Int32 uAction,
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Int32 uParam,
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String lpvParam,
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Int32 fuWinIni);
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}
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"@
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$SPI_SETDESKWALLPAPER = 0x0014
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$UpdateIniFile = 0x01
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$SendChangeEvent = 0x02
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$fWinIni = $UpdateIniFile -bor $SendChangeEvent
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$ret = [Params]::SystemParametersInfo($SPI_SETDESKWALLPAPER, 0, $Image, $fWinIni)
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}
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try {
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"(1/2) Downloading random photo from Unsplash..."
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$Path = "$(GetTempDir)/next_wallpaper.jpg"
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& wget -O $Path "https://unsplash.it/3840/2160/?random"
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"(2/2) Switching the wallpaper..."
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SetWallPaper -Image $Path -Style $Style
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"✔️ Done."
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exit 0 # success
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} catch {
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"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"
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exit 1
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}
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