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If there are many font files, opening the OptionSettingWindow will noticeably lag. The font loading logic can be changed to execute asynchronously.

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sincere liu 2024-05-10 22:23:51 +08:00
parent 5857042963
commit defc82eee3
1 changed files with 31 additions and 3 deletions
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34
v2rayN/v2rayN/Views/OptionSettingWindow.xaml.cs
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@ -30,7 +30,7 @@ namespace v2rayN.Views
this.Owner = Application.Current.MainWindow;
_config = LazyConfig.Instance.GetConfig();
var lstFonts = GetFonts(Utils.GetFontsPath());
ViewModel = new OptionSettingViewModel(this);
@ -90,8 +90,7 @@ namespace v2rayN.Views
cmbSubConvertUrl.Items.Add(it);
});
lstFonts.ForEach(it => { cmbcurrentFontFamily.Items.Add(it); });
cmbcurrentFontFamily.Items.Add(string.Empty);
LoadFontsAsync(); //If there are many font files, opening the OptionSettingWindow will noticeably lag. The font loading logic can be changed to execute asynchronously.
this.WhenActivated(disposables =>
{
@ -213,5 +212,34 @@ namespace v2rayN.Views
}
return lstFonts;
}
private async void LoadFontsAsync()
{
try
{
await Task.Run(() => {
return GetFonts(Utils.GetFontsPath());
}).ContinueWith(t => {
if (t.Exception == null)
{
Dispatcher.Invoke(() => {
foreach (var font in t.Result)
{
cmbcurrentFontFamily.Items.Add(font);
}
});
}
else
{
// 处理异常
Logging.SaveLog("fill fonts error", t.Exception);
}
});
}
catch (Exception ex)
{
Logging.SaveLog("Async font loading error", ex);
}
}
}
}