private static void OnPreviewKeyDown(object sender, KeyEventArgs e)
{
if (e.Key != Key.Space)
return;
e.Handled = true;
var listView = (ListView)sender;
var command = (RelayCommand<SelectWorkItemsCommandArgument>)listView.GetValue(CommandProperty);
var selectedItems = listView.SelectedItems.Cast<WorkItemModel>().ToArray();
var workItemModel =
selectedItems.Any()
&& (!selectedItems.Last().IsSelected);
var selectWorkItemsCommandArgument = new SelectWorkItemsCommandArgument
{
Collection = selectedItems, Value = workItemModel
};
command.Execute(selectWorkItemsCommandArgument);
}
private void SelectWorkItems(SelectWorkItemsCommandArgument selectWorkItemsCommandArgument)
{
this.Logger().Debug("Select Work Items: {0}, Count: {1}", selectWorkItemsCommandArgument.Value, selectWorkItemsCommandArgument.Collection.Count());
_backgroundFunctionPreventDataUpdate = true;
foreach (var workItemModel in selectWorkItemsCommandArgument.Collection)
{
workItemModel.IsSelected = selectWorkItemsCommandArgument.Value;
}
_backgroundFunctionPreventDataUpdate = false;
}
private bool CanSelectWorkItems(SelectWorkItemsCommandArgument commandArgument)
{
return commandArgument.Collection != null && commandArgument.Collection.Any();
}