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fix: prevent duplicate package manager windows #2294

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fix: prevent duplicate package manager windows #2294

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15 changes: 13 additions & 2 deletions OpenUtau/Views/MainWindow.axaml.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -610,9 +610,20 @@ async void OnMenuInstallSinger(object sender, RoutedEventArgs args) {

void OnMenuPackageManager(object sender, RoutedEventArgs args) {
try {
var dialog = new PackageManagerDialog() { DataContext = new PackageManagerViewModel() };
dialog.Show();
var desktop = Application.Current?.ApplicationLifetime as IClassicDesktopStyleApplicationLifetime;
if (desktop == null) {
return;
}
var dialog = desktop.Windows.FirstOrDefault(w => w is PackageManagerDialog) as PackageManagerDialog;
if (dialog == null) {
dialog = new PackageManagerDialog() { DataContext = new PackageManagerViewModel() };
}
if (dialog.Position.Y < 0) dialog.Position = dialog.Position.WithY(0);
if (dialog.WindowState == WindowState.Minimized) {
dialog.WindowState = WindowState.Normal;
}
dialog.Show();
dialog.Activate();
} catch (Exception e) {
DocManager.Inst.ExecuteCmd(new ErrorMessageNotification(e));
}
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