fix some ui and trying to fix black window

src-tauri/src/binary_manager.rs

@@ -5,6 +5,8 @@ use tauri::AppHandle;
 use anyhow::{Result, anyhow};
 #[cfg(target_family = "unix")]
 use std::os::unix::fs::PermissionsExt;
+#[cfg(target_os = "windows")]
+use std::os::windows::process::CommandExt;
 use zip::ZipArchive;
 use std::io::Cursor;
 
@@ -104,9 +106,13 @@ pub async fn update_ytdlp(app: &AppHandle) -> Result<String> {
     }
 
     // Use built-in update for yt-dlp
-    let output = std::process::Command::new(&path)
-        .arg("-U")
-        .output()?;
+    let mut cmd = std::process::Command::new(&path);
+    cmd.arg("-U");
+    
+    #[cfg(target_os = "windows")]
+    cmd.creation_flags(0x08000000);
+
+    let output = cmd.output()?;
         
     if !output.status.success() {
             let stderr = String::from_utf8_lossy(&output.stderr).to_string();
@@ -127,9 +133,13 @@ pub fn get_ytdlp_version(app: &AppHandle) -> Result<String> {
         return Ok("未安装".to_string());
     }
 
-    let output = std::process::Command::new(&path)
-        .arg("--version")
-        .output()?;
+    let mut cmd = std::process::Command::new(&path);
+    cmd.arg("--version");
+
+    #[cfg(target_os = "windows")]
+    cmd.creation_flags(0x08000000);
+
+    let output = cmd.output()?;
     
     if output.status.success() {
         Ok(String::from_utf8_lossy(&output.stdout).trim().to_string())

src-tauri/src/downloader.rs

@@ -66,6 +66,8 @@ pub async fn fetch_metadata(app: &AppHandle, url: &str, parse_mix_playlist: bool
     let qjs_path = binary_manager::get_qjs_path(app)?; // Get absolute path to quickjs
     
     let mut cmd = Command::new(ytdlp_path);
+    #[cfg(target_os = "windows")]
+    cmd.creation_flags(0x08000000);
     
     // Pass the runtime and its absolute path to --js-runtimes
     cmd.arg("--js-runtimes").arg(format!("quickjs:{}", qjs_path.to_string_lossy())); 
@@ -200,6 +202,8 @@ pub async fn download_video(
     }).ok();
 
     let mut cmd = Command::new(ytdlp_path);
+    #[cfg(target_os = "windows")]
+    cmd.creation_flags(0x08000000);
     
     let mut child = cmd
         .args(&args)