namespace Netron.Diagramming.Core {
  /// <summary>
  /// This class implementing the <see cref="IKeyboardListener"/> collects all the hotkeys.
  /// </summary>
  class HotKeys : IKeyboardListener {
    // ------------------------------------------------------------------
    /// <summary>
    /// Specifies if the Control key is pressed.  This is set in the
    /// KeyPress and KeyUp methods.
    /// </summary>
    // ------------------------------------------------------------------
    bool controlIsPressed = false;

    private IController mController;

    public IController Controller {
      get { return mController; }
    }

    public HotKeys(IController controller) {
      mController = controller;
    }

    public void KeyUp(System.Windows.Forms.KeyEventArgs e) {
      switch (e.KeyCode) {
        case System.Windows.Forms.Keys.A:
          if (controlIsPressed) {
            this.Controller.SelectAll();
          }
          break;
        case System.Windows.Forms.Keys.Add:
          break;
        case System.Windows.Forms.Keys.Alt:
          break;

        case System.Windows.Forms.Keys.Attn:
          break;
        case System.Windows.Forms.Keys.B:
          break;
        case System.Windows.Forms.Keys.Back:
          break;
        case System.Windows.Forms.Keys.BrowserBack:
          break;
        case System.Windows.Forms.Keys.BrowserFavorites:
          break;
        case System.Windows.Forms.Keys.BrowserForward:
          break;
        case System.Windows.Forms.Keys.BrowserHome:
          break;
        case System.Windows.Forms.Keys.BrowserRefresh:
          break;
        case System.Windows.Forms.Keys.BrowserSearch:
          break;
        case System.Windows.Forms.Keys.BrowserStop:
          break;
        case System.Windows.Forms.Keys.C:
          if (controlIsPressed) {
            this.Controller.ActivateTool(
                ControllerBase.CopyToolName);
          }
          break;
        case System.Windows.Forms.Keys.Cancel:
          break;
        case System.Windows.Forms.Keys.Capital:
          break;

        case System.Windows.Forms.Keys.Clear:
          break;
        case System.Windows.Forms.Keys.Control:
          break;
        case System.Windows.Forms.Keys.ControlKey:
          break;
        case System.Windows.Forms.Keys.Crsel:
          break;
        case System.Windows.Forms.Keys.D:
          break;
        case System.Windows.Forms.Keys.D0:
          break;
        case System.Windows.Forms.Keys.D1:
          break;
        case System.Windows.Forms.Keys.D2:
          break;
        case System.Windows.Forms.Keys.D3:
          break;
        case System.Windows.Forms.Keys.D4:
          break;
        case System.Windows.Forms.Keys.D5:
          break;
        case System.Windows.Forms.Keys.D6:
          break;
        case System.Windows.Forms.Keys.D7:
          break;
        case System.Windows.Forms.Keys.D8:
          break;
        case System.Windows.Forms.Keys.D9:
          break;
        case System.Windows.Forms.Keys.Decimal:
          break;
        case System.Windows.Forms.Keys.Delete:
          // The following code was moved to the DeleteTool.
          //cmd = new DeleteCommand(
          //    this.mController, 
          //    Selection.SelectedItems.Copy());
          //this.Controller.UndoManager.AddUndoCommand(cmd);
          //cmd.Redo();

          Controller.ActivateTool(ControllerBase.DeleteToolName);
          break;
        case System.Windows.Forms.Keys.Divide:
          break;
        case System.Windows.Forms.Keys.Down:
          break;
        case System.Windows.Forms.Keys.E:
          break;
        case System.Windows.Forms.Keys.End:
          break;
        case System.Windows.Forms.Keys.Enter:
          break;
        case System.Windows.Forms.Keys.EraseEof:
          break;
        case System.Windows.Forms.Keys.Escape:
          break;
        case System.Windows.Forms.Keys.Execute:
          break;

        case System.Windows.Forms.Keys.F:
          break;
        case System.Windows.Forms.Keys.F1:
          break;
        case System.Windows.Forms.Keys.F10:
          break;
        case System.Windows.Forms.Keys.F11:
          break;
        case System.Windows.Forms.Keys.F12:
          break;
        case System.Windows.Forms.Keys.F13:
          break;
        case System.Windows.Forms.Keys.F14:
          break;
        case System.Windows.Forms.Keys.F15:
          break;
        case System.Windows.Forms.Keys.F16:
          break;
        case System.Windows.Forms.Keys.F17:
          break;
        case System.Windows.Forms.Keys.F18:
          break;
        case System.Windows.Forms.Keys.F19:
          break;
        case System.Windows.Forms.Keys.F2:
          break;
        case System.Windows.Forms.Keys.F20:
          break;
        case System.Windows.Forms.Keys.F21:
          break;
        case System.Windows.Forms.Keys.F22:
          break;
        case System.Windows.Forms.Keys.F23:
          break;
        case System.Windows.Forms.Keys.F24:
          break;
        case System.Windows.Forms.Keys.F3:
          break;
        case System.Windows.Forms.Keys.F4:
          break;
        case System.Windows.Forms.Keys.F5:
          break;
        case System.Windows.Forms.Keys.F6:
          break;
        case System.Windows.Forms.Keys.F7:
          break;
        case System.Windows.Forms.Keys.F8:
          break;
        case System.Windows.Forms.Keys.F9:
          break;
        case System.Windows.Forms.Keys.FinalMode:
          break;
        case System.Windows.Forms.Keys.G:
          break;
        case System.Windows.Forms.Keys.H:
          break;



        case System.Windows.Forms.Keys.Help:
          break;
        case System.Windows.Forms.Keys.Home:
          break;
        case System.Windows.Forms.Keys.I:
          break;

        case System.Windows.Forms.Keys.Insert:
          break;
        case System.Windows.Forms.Keys.J:
          break;

        case System.Windows.Forms.Keys.K:
          break;

        case System.Windows.Forms.Keys.KeyCode:
          break;
        case System.Windows.Forms.Keys.L:
          break;
        case System.Windows.Forms.Keys.LButton:
          break;
        case System.Windows.Forms.Keys.LControlKey:
          break;
        case System.Windows.Forms.Keys.LMenu:
          break;
        case System.Windows.Forms.Keys.LShiftKey:
          break;
        case System.Windows.Forms.Keys.LWin:
          break;

        case System.Windows.Forms.Keys.Left:
          break;
        case System.Windows.Forms.Keys.LineFeed:
          break;
        case System.Windows.Forms.Keys.M:
          break;
        case System.Windows.Forms.Keys.MButton:
          break;

        case System.Windows.Forms.Keys.Menu:
          break;
        case System.Windows.Forms.Keys.Modifiers:
          break;
        case System.Windows.Forms.Keys.Multiply:
          break;
        case System.Windows.Forms.Keys.N:
          if (controlIsPressed)
            this.Controller.ParentControl.NewDocument();
          break;
        case System.Windows.Forms.Keys.Next:
          break;
        case System.Windows.Forms.Keys.NoName:
          break;
        case System.Windows.Forms.Keys.None:
          break;
        case System.Windows.Forms.Keys.NumLock:
          break;
        case System.Windows.Forms.Keys.NumPad0:
          break;
        case System.Windows.Forms.Keys.NumPad1:

          break;
        case System.Windows.Forms.Keys.NumPad2:
          break;
        case System.Windows.Forms.Keys.NumPad3:
          break;
        case System.Windows.Forms.Keys.NumPad4:
          break;
        case System.Windows.Forms.Keys.NumPad5:
          break;
        case System.Windows.Forms.Keys.NumPad6:
          break;
        case System.Windows.Forms.Keys.NumPad7:
          break;
        case System.Windows.Forms.Keys.NumPad8:
          break;
        case System.Windows.Forms.Keys.NumPad9:
          break;
        case System.Windows.Forms.Keys.O:
          this.Controller.ParentControl.Open();
          break;


        case System.Windows.Forms.Keys.Oemcomma:
          break;
        case System.Windows.Forms.Keys.Oemplus:
          break;

        case System.Windows.Forms.Keys.P:

          break;

        case System.Windows.Forms.Keys.Packet:
          break;

        case System.Windows.Forms.Keys.PageUp:
          break;
        case System.Windows.Forms.Keys.Pause:
          break;
        case System.Windows.Forms.Keys.Play:
          break;
        case System.Windows.Forms.Keys.Print:
          break;
        case System.Windows.Forms.Keys.PrintScreen:
          break;

        case System.Windows.Forms.Keys.ProcessKey:
          break;
        case System.Windows.Forms.Keys.Q:
          break;
        case System.Windows.Forms.Keys.R:
          break;
        case System.Windows.Forms.Keys.RButton:
          break;
        case System.Windows.Forms.Keys.RControlKey:
          break;
        case System.Windows.Forms.Keys.RMenu:
          break;
        case System.Windows.Forms.Keys.RShiftKey:
          break;
        case System.Windows.Forms.Keys.RWin:
          break;

        case System.Windows.Forms.Keys.Right:
          break;
        case System.Windows.Forms.Keys.S:
          this.Controller.ParentControl.Save();
          break;
        case System.Windows.Forms.Keys.Scroll:
          break;
        case System.Windows.Forms.Keys.Select:
          break;
        case System.Windows.Forms.Keys.SelectMedia:
          break;
        case System.Windows.Forms.Keys.Separator:
          break;
        case System.Windows.Forms.Keys.Shift:
          break;
        case System.Windows.Forms.Keys.ShiftKey:
          break;
        case System.Windows.Forms.Keys.Sleep:
          break;

        case System.Windows.Forms.Keys.Space:
          break;
        case System.Windows.Forms.Keys.Subtract:
          break;
        case System.Windows.Forms.Keys.T:
          break;
        case System.Windows.Forms.Keys.Tab:
          break;
        case System.Windows.Forms.Keys.U:
          break;
        case System.Windows.Forms.Keys.Up:
          break;
        case System.Windows.Forms.Keys.V:
          if (controlIsPressed) {
            this.Controller.ActivateTool(
                ControllerBase.PasteToolName);
          }
          break;
        case System.Windows.Forms.Keys.VolumeDown:
          break;
        case System.Windows.Forms.Keys.VolumeMute:
          break;
        case System.Windows.Forms.Keys.VolumeUp:
          break;
        case System.Windows.Forms.Keys.W:
          break;
        case System.Windows.Forms.Keys.X:
          if (controlIsPressed) {
            this.Controller.ActivateTool(
                ControllerBase.CutToolName);
          }
          break;

        case System.Windows.Forms.Keys.Y:
          if (controlIsPressed) {
            if (this.Controller.UndoManager.CanRedo()) {
              this.Controller.Redo();
            }
          }
          break;
        case System.Windows.Forms.Keys.Z:
          if (controlIsPressed) {
            if (this.Controller.UndoManager.CanUndo()) {
              this.Controller.Undo();
            }
          }
          break;
        case System.Windows.Forms.Keys.Zoom:
          break;
        default:
          break;
      }

      this.controlIsPressed = e.Control;
    }

    public void KeyDown(System.Windows.Forms.KeyEventArgs e) {
      this.controlIsPressed = e.Control;
    }

    public void KeyPress(System.Windows.Forms.KeyPressEventArgs e) {

    }
  }
}