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started update with cancellation token

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AT 2019-12-13 01:48:05 +02:00
parent bcc9379ebc
commit dde03eca7c
1 changed files with 7 additions and 6 deletions
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13
Wox/ViewModel/MainViewModel.cs
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@ -372,7 +372,7 @@ namespace Wox.ViewModel
{
_updateSource?.Cancel();
_updateSource = new CancellationTokenSource();
_updateToken = _updateSource.Token;
var updateToken = _updateSource.Token;
ProgressBarVisibility = Visibility.Hidden;
_queryHasReturn = false;
@ -402,18 +402,19 @@ namespace Wox.ViewModel
}
_lastQuery = query;
Task.Delay(200, _updateToken).ContinueWith(_ =>
Task.Delay(200, updateToken).ContinueWith(_ =>
{
if (query.RawQuery == _lastQuery.RawQuery && !_queryHasReturn)
{
ProgressBarVisibility = Visibility.Visible;
}
}, _updateToken);
}, updateToken);
var plugins = PluginManager.ValidPluginsForQuery(query);
Task.Run(() =>
{
Parallel.ForEach(plugins, plugin =>
var parallelOptions = new ParallelOptions {CancellationToken = updateToken}; // so looping will stop once it was cancelled
Parallel.ForEach(plugins, parallelOptions, plugin =>
{
var config = _settings.PluginSettings.Plugins[plugin.Metadata.ID];
if (!config.Disabled)
@ -421,13 +422,13 @@ namespace Wox.ViewModel
var results = PluginManager.QueryForPlugin(plugin, query);
UpdateResultView(results, plugin.Metadata, query);
}
});
});// TODO add cancel code.
// this should happen once after all queries are done so progress bar should continue
// until the end of all querying
_queryHasReturn = true;
ProgressBarVisibility = Visibility.Hidden;
}, _updateToken);
}, updateToken);
}
}
else