public Subscription PushUnmanaged(ConsoleKey key, ConsoleModifiers? modifier, Action<ConsoleKeyInfo> handler)
{
Dictionary<ConsoleKey, Stack<Action<ConsoleKeyInfo>>> target;
if (modifier.HasValue == false) target = nakedHandlers;
else if (modifier.Value.HasFlag(ConsoleModifiers.Alt)) target = altHandlers;
else if (modifier.Value.HasFlag(ConsoleModifiers.Shift)) target = shiftHandlers;
else if (modifier.Value.HasFlag(ConsoleModifiers.Control)) target = controlHandlers;
else throw new ArgumentException("Unsupported modifier: "+modifier.Value);
Stack<Action<ConsoleKeyInfo>> targetStack;
if(target.TryGetValue(key, out targetStack) == false)
{
targetStack = new Stack<Action<ConsoleKeyInfo>>();
target.Add(key, targetStack);
}
targetStack.Push(handler);
var sub = new Subscription(() =>
{
targetStack.Pop();
if(targetStack.Count == 0)
{
target.Remove(key);
}
});
return sub;
}
public ProgressOperation()
{
StartTime = DateTime.Now;
LastUpdatedTime = StartTime;
State = OperationState.NotSet;
Message = "".ToConsoleString();
Progress = -1;
Actions = new ObservableCollection<ProgressOperationAction>();
selfSub = SubscribeUnmanaged(nameof(State), StateChanged);
}
public Subscription SubscribeUnmanaged(Action handler)
{
var sub = new Subscription(() => { subscribers.Remove(handler); });
subscribers.Add(handler, sub);
return sub;
}
private void TextBox_Focused()
{
enableBackspaceNavigationOptimization = true;
blinkState = true;
blinkTimerHandle = Application.SetInterval(() =>
{
if (HasFocus == false) return;
blinkState = !blinkState;
Application.Paint();
}, BlinkInterval);
backspacceSub = Application.FocusManager.GlobalKeyHandlers.PushUnmanaged(ConsoleKey.Backspace, null, (info)=>
{
if (enableBackspaceNavigationOptimization == false || Application is ConsolePageApp == false)
{
OnKeyInputReceived(info);
}
else
{
(Application as ConsolePageApp).PageStack.TryUp();
}
});
}
private void InitGridViewModel()
{
this.SelectionMode = GridSelectionMode.Row;
this.RowPrefix = ConsoleString.Empty;
this.Gutter = 3;
this.VisibleColumns = new ObservableCollection<ColumnViewModel>();
visibleRowOffset = 0;
SelectedIndex = 0;
dataSourceSub = SubscribeUnmanaged(nameof(DataSource), DataSourceOrBoundsChangedListener);
boundsSub = SubscribeUnmanaged(nameof(Bounds), DataSourceOrBoundsChangedListener);
this.query = new CollectionQuery();
this.NoDataMessage = "No data";
this.EndOfDataMessage = "End";
this.NoVisibleColumnsMessage = "No visible columns";
}
public LineChartViewModel()
{
DataSeriesCollection = new ObservableCollection<DataSeries>();
DataSeriesCollection.Added.SubscribeUnmanaged(SeriesAdded);
seriesRemovedSubscription = DataSeriesCollection.Removed.SubscribeUnmanaged(SeriesRemoved);
focusedDataPointSubscription = SubscribeUnmanaged(nameof(FocusedDataSeriesIndex), FocusedSeriesChanged);
focusedDataPointSubscription = SubscribeUnmanaged(nameof(FocusedDataPointIndex), FocusedDataPointChanged);
}
public ProgressOperationsManager()
{
Operations = new ObservableCollection<ProgressOperation>();
addSub = Operations.Added.SubscribeUnmanaged(Operations_Added);
removeSub = Operations.Removed.SubscribeUnmanaged(Operations_Removed);
}