OurSonic.UIManager.TextBox.OnKeyDown C# (CSharp) Method

        public override bool OnKeyDown(Event e)
        {
            return false;
/* now unsupported
            if (e.AltKey) return false;
            if (Focused) {
                if (e.CtrlKey) {
                    if (e.KeyCode == 65) {
                        DragPosition = 0;
                        CursorPosition = Text.Length;
                    } else if (e.KeyCode == 67) {
                        // _H.copy_to_clipboard(this.text.substring(Math.min(this.cursorPosition, this.dragPosition), Math.max(this.cursorPosition, this.dragPosition)));
                    } else if (e.KeyCode == 88) {
                        //  _H.copy_to_clipboard(this.text.substring(Math.min(this.cursorPosition, this.dragPosition), Math.max(this.cursorPosition, this.dragPosition)));

                        Text = Text.Substring(0, Math.Min(CursorPosition, DragPosition)) +
                               Text.Substring(Math.Max(CursorPosition, DragPosition), Text.Length);

                        CursorPosition = Math.Min(CursorPosition, DragPosition);
                        DragPosition = -1;
                    }
                } else if (e.KeyCode == 37) {
                    if (e.ShiftKey) {
                        if (DragPosition == -1)
                            DragPosition = CursorPosition;
                        CursorPosition = Math.Max(CursorPosition - 1, 0);
                    } else {
                        DragPosition = -1;
                        CursorPosition = Math.Max(CursorPosition - 1, 0);
                    }
                } else if (e.KeyCode == 39) {
                    if (e.ShiftKey) {
                        if (DragPosition == -1)
                            DragPosition = CursorPosition;
                        CursorPosition = Math.Min(CursorPosition + 1, Text.Length);
                    } else {
                        DragPosition = -1;
                        CursorPosition = Math.Min(CursorPosition + 1, Text.Length);
                    }
                } else {
                    if (e.KeyCode == 8) {
                        if (DragPosition == -1)
                            Text = Text.Substring(0, CursorPosition - 1) + Text.Substring(CursorPosition, Text.Length);
                        else {
                            Text = Text.Substring(0, Math.Min(CursorPosition, DragPosition)) +
                                   Text.Substring(Math.Max(CursorPosition, DragPosition), Text.Length);
                        }
                        if (DragPosition == -1) {
                            if (CursorPosition > 0)
                                CursorPosition--;
                        } else
                            CursorPosition = Math.Min(CursorPosition, DragPosition);
                    } else if (e.KeyCode == 46) {
                        if (DragPosition == -1)
                            Text = Text.Substring(0, CursorPosition) + Text.Substring(Math.Min(CursorPosition + 1, Text.Length), Text.Length);
                        else {
                            Text = Text.Substring(0, Math.Min(CursorPosition, DragPosition)) +
                                   Text.Substring(Math.Max(CursorPosition, DragPosition), Text.Length);
                        }
                        if (DragPosition == -1) {} else
                            CursorPosition = Math.Min(CursorPosition, DragPosition);
                    } else {
                        var m = (char) e.KeyCode;
                        var t = String.FromCharCode(m);
                        if (DragPosition == -1)
                            Text = Text.Substring(0, CursorPosition) + t + Text.Substring(CursorPosition, Text.Length);
                        else {
                            Text = Text.Substring(0, Math.Min(CursorPosition, DragPosition)) + t +
                                   Text.Substring(Math.Max(CursorPosition, DragPosition), Text.Length);
                        }
                        if (DragPosition == -1)
                            CursorPosition++;
                        else
                            CursorPosition = Math.Max(CursorPosition, DragPosition);
                    }
                    DragPosition = -1;
                }

                if (TextChanged != null)
                    TextChanged();

                e.PreventDefault();
                return true;
            }
            return false;
*/
        }