/// <summary>
/// Singleton class has only one instance.
/// </summary>
/// <returns></returns>
public static InfoLine GetInstance()
{
if (_inst == null)
_inst = new InfoLine();
return _inst;
}
/// <summary>
/// Singleton class has only one instance.
/// </summary>
/// <returns></returns>
public static InfoLine GetInstance()
{
if (_inst == null)
{
_inst = new InfoLine();
}
return(_inst);
}
private void SetInfoLine(UIGates.IC ic)
{
string inf = "Left-drag to place";
if (!_ro)
{
inf += ", double-click to edit, type to rename";
}
InfoLine.SetInfo(ic, inf);
}
private void InfoLine_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (String.IsNullOrEmpty(InfoLine.GetInstance().CurrentInfoLine) || !this.IsActive)
{
lblInfoLine.Visibility = Visibility.Collapsed;
spAppInfo.Visibility = Visibility.Visible;
}
else
{
lblInfoLine.Text = InfoLine.GetInstance().CurrentInfoLine;
lblInfoLine.Visibility = Visibility.Visible;
spAppInfo.Visibility = Visibility.Collapsed;
}
}
protected Window1(EditLevel e)
{
InitializeComponent();
_myEditLevel = e;
EventDispatcher.BatchDispatcher = Dispatcher;
gateCanvas.Circuit.Start();
// Everybody gets zoom
sbZoom = new ShadowBox();
sbZoom.Margin = new Thickness(20);
Grid1.Children.Remove(spZoom);
sbZoom.Children.Add(spZoom);
spZoom.Background = Brushes.Transparent;
sbZoom.VerticalAlignment = VerticalAlignment.Top;
sbZoom.HorizontalAlignment = HorizontalAlignment.Right;
Grid1.Children.Add(sbZoom);
Grid.SetColumn(sbZoom, 1);
Grid.SetRow(sbZoom, 1);
// everybody gets view keys
this.PreviewKeyDown += new KeyEventHandler(Window1_View_KeyDown);
Grid1.Children.Remove(spGates);
if (e == EditLevel.FULL ||
e == EditLevel.EDIT)
{
// delete for edit or full
this.PreviewKeyDown += new KeyEventHandler(Window1_EditFull_KeyDown);
this.PreviewKeyUp += (s2, e2) =>
{
// add moves if needed
if (moves != null)
{
((UndoRedo.UndoManager)Resources["undoManager"]).Add(moves);
}
moves = null;
};
// drag/drop for edit or full
DragDrop.DragDropHelper.ItemDropped += new EventHandler <DragDrop.DragDropEventArgs>(DragDropHelper_ItemDropped);
// gates for edit or full
sbGates = new ShadowBox();
sbGates.Margin = new Thickness(20, 20, 20, 20);
sbGates.Children.Add(spGates);
spGates.Background = Brushes.Transparent;
sbGates.VerticalAlignment = VerticalAlignment.Center;
sbGates.HorizontalAlignment = HorizontalAlignment.Left;
Grid1.Children.Add(sbGates);
Grid.SetColumn(sbGates, 1);
Grid.SetRow(sbGates, 1);
// edit or full get undo and edit
tbUndo.Visibility = Visibility.Visible;
tbEdit.Visibility = Visibility.Visible;
// monitor the clipboard to provide cut/copy/paste visibility
gateCanvas.selected.ListChanged += (s2, e2) =>
{
btnCopy.IsEnabled = gateCanvas.selected.Count > 0;
btnCut.IsEnabled = gateCanvas.selected.Count > 0;
btnCopyAsImage.IsEnabled = gateCanvas.selected.Count > 0;
};
this.Activated += (s2, e2) =>
{
btnPaste.IsEnabled = Clipboard.ContainsData("IC");
};
}
Grid1.Children.Remove(spSpeed);
if (e == EditLevel.FULL)
{
// speed only for the main window
sbSpeed = new ShadowBox();
sbSpeed.Margin = new Thickness(20, 20, 175, 20);
sbSpeed.Children.Add(spSpeed);
spSpeed.Background = Brushes.Transparent;
sbSpeed.VerticalAlignment = VerticalAlignment.Top;
sbSpeed.HorizontalAlignment = HorizontalAlignment.Right;
Grid1.Children.Add(sbSpeed);
Grid.SetColumn(sbSpeed, 1);
Grid.SetRow(sbSpeed, 1);
// otherwise the defaults mess it up when you open a new window
slSpeed.ValueChanged += (sender2, e2) =>
{
Gates.PropagationThread.SLEEP_TIME = (int)slSpeed.Value;
};
// full also gets file and ic
tbFile.Visibility = Visibility.Visible;
tbIC.Visibility = Visibility.Visible;
}
if (e == EditLevel.EDIT)
{
// can't edit the user gates in this view
spGates.IsReadOnly = true;
}
this.Loaded += (sender2, e2) =>
{
((UndoRedo.UndoManager)Resources["undoManager"]).SetSavePoint();
UpdateTitle();
lblAppTitle.Text = APP_TITLE;
lblAppVersion.Text = APP_VERSION;
lblAppCopyright.Text = APP_COPYRIGHT;
};
// green team: added if statement to determine if ctrl keys are pressed
// then fires mouse wheel zoom event
this.PreviewMouseWheel += (sender, e2) =>
{
if (Keyboard.IsKeyDown(Key.LeftCtrl) || Keyboard.IsKeyDown(Key.RightCtrl))
{
gateCanvas.UseZoomCenter = true;
double centerX = (Mouse.GetPosition(this).X + gateCanvas.GCScroller.HorizontalOffset) / gateCanvas.Zoom;
double centerY = (Mouse.GetPosition(this).Y + gateCanvas.GCScroller.VerticalOffset) / gateCanvas.Zoom;
gateCanvas.ZoomCenter = new Point(centerX, centerY);
if (e2.Delta > 0)
{
slZoom.Value += 0.1;
}
else
{
slZoom.Value -= 0.1;
}
e2.Handled = true;
}
};
((UndoRedo.UndoManager)Resources["undoManager"]).PropertyChanged += (sender2, e2) =>
{
UpdateTitle(); // look for modified or not
};
InfoLine.GetInstance().PropertyChanged += InfoLine_PropertyChanged;
}