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Add switch-wallpaper.ps1

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Markus Fleschutz 2021-12-11 16:49:04 +01:00
parent 914634fd29
commit 1d17a5a891
3 changed files with 79 additions and 1 deletions
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1
Docs/VoiceControl.md
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@ -129,6 +129,7 @@ When finished say: *"Close tab"* or: *"Computer, close [name] browser"* to close
* *"Computer, roll a dice"* - returns a dice number
* *"Computer, tell joke."*
* *"Computer, tell quote."*
* *"Computer, switch wallpaper."*
* *"Computer, thank you."*

2
Scripts/set-wallpaper.ps1
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@ -48,7 +48,7 @@ function SetWallPaper {
String lpvParam,
Int32 fuWinIni);
}
"@
"@
$SPI_SETDESKWALLPAPER = 0x0014
$UpdateIniFile = 0x01

77
Scripts/switch-wallpaper.ps1 Normal file
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@ -0,0 +1,77 @@
<#
.SYNOPSIS
Switches to a random wallpaper
.DESCRIPTION
This script download a random photo and sets it as desktop wallpaper.
.PARAMETER Style
Specifies either Fill, Fit (default), Stretch, Tile, Center, or Span
.EXAMPLE
PS> ./switch-wallpaper
.NOTES
Author: Markus Fleschutz · License: CC0
.LINK
https://github.com/fleschutz/PowerShell
#>
param([string]$Style = "Span")
function GetTempDir {
if ("$env:TEMP" -ne "") { return "$env:TEMP" }
if ("$env:TMP" -ne "") { return "$env:TMP" }
if ($IsLinux) { return "/tmp" }
return "C:\Temp"
}
function SetWallPaper { param([string]$Image, [ValidateSet('Fill', 'Fit', 'Stretch', 'Tile', 'Center', 'Span')][string]$Style)
$WallpaperStyle = switch($Style) {
"Fill" {"10"}
"Fit" {"6"}
"Stretch" {"2"}
"Tile" {"0"}
"Center" {"0"}
"Span" {"22"}
}
if ($Style -eq "Tile") {
New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name WallpaperStyle -PropertyType String -Value $WallpaperStyle -Force
New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name TileWallpaper -PropertyType String -Value 1 -Force
} else {
New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name WallpaperStyle -PropertyType String -Value $WallpaperStyle -Force
New-ItemProperty -Path "HKCU:\Control Panel\Desktop" -Name TileWallpaper -PropertyType String -Value 0 -Force
}
Add-Type -TypeDefinition @"
using System;
using System.Runtime.InteropServices;
public class Params
{
[DllImport("User32.dll",CharSet=CharSet.Unicode)]
public static extern int SystemParametersInfo (Int32 uAction,
Int32 uParam,
String lpvParam,
Int32 fuWinIni);
}
"@
$SPI_SETDESKWALLPAPER = 0x0014
$UpdateIniFile = 0x01
$SendChangeEvent = 0x02
$fWinIni = $UpdateIniFile -bor $SendChangeEvent
$ret = [Params]::SystemParametersInfo($SPI_SETDESKWALLPAPER, 0, $Image, $fWinIni)
}
try {
"(1/2) Downloading random photo from Unsplash..."
$Path = "$(GetTempDir)/next_wallpaper.jpg"
& wget -O $Path "https://unsplash.it/3840/2160/?random"
"(2/2) Switching the wallpaper..."
SetWallPaper -Image $Path -Style $Style
"✔️ Done."
exit 0 # success
} catch {
"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"
exit 1
}