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Fix PowerShell window flashing during uninstall protection #13

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Fix PowerShell window flashing during uninstall protection #13

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9 changes: 8 additions & 1 deletion crates/focuser-common/src/process.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -89,12 +89,15 @@ fn file_name(path: &str) -> String {
#[cfg(windows)]
mod imp {
use super::Process;
use std::os::windows::process::CommandExt;
use windows::Win32::Foundation::CloseHandle;
use windows::Win32::System::Diagnostics::ToolHelp::{
CreateToolhelp32Snapshot, PROCESSENTRY32W, Process32FirstW, Process32NextW,
TH32CS_SNAPPROCESS,
};
use windows::Win32::System::Threading::{OpenProcess, PROCESS_TERMINATE, TerminateProcess};
use windows::Win32::System::Threading::{
CREATE_NO_WINDOW, OpenProcess, PROCESS_TERMINATE, TerminateProcess,
};

pub fn list() -> Vec<Process> {
let mut found = Vec::new();
Expand Down Expand Up @@ -142,6 +145,10 @@ mod imp {
// that tool is deprecated and already absent from recent Windows 11
// installs, whereas PowerShell's CIM cmdlets ship everywhere.
let output = std::process::Command::new("powershell")
// This runs from the background blocker every few seconds while
// uninstall protection is active. Without CREATE_NO_WINDOW each
// query briefly flashes a console window on the user's desktop.
.creation_flags(CREATE_NO_WINDOW.0)
.args([
"-NoProfile",
"-NonInteractive",
Expand Down