コード例 #1
0
ファイル: SudokuGrid.cs プロジェクト: pushkaraditya/Sudoku
        private void SetupTextboxes(Sudoku.ViewModels.MainViewModel viewModel)
        {
            Board board     = viewModel.Board;
            var   rangeRule = new ValidationRules.BoardRange(board);

            for (int row = 1; row <= board.Size; row++)
            {
                var gridRow = row + (row / board.SquareSize) - (row % board.SquareSize == 0 ? 1 : 0);
                for (int column = 1; column <= board.Size; column++)
                {
                    var gridColumn = column + (column / board.SquareSize) - (column % board.SquareSize == 0 ? 1 : 0);

                    var textbox = new TextBox
                    {
                        Height = 40,
                        Width  = 40,
                        HorizontalAlignment        = HorizontalAlignment.Center,
                        VerticalAlignment          = VerticalAlignment.Center,
                        HorizontalContentAlignment = HorizontalAlignment.Center,
                        VerticalContentAlignment   = VerticalAlignment.Center,
                        FontSize = 20
                    };
                    Grid.SetColumn(textbox, gridColumn);
                    Grid.SetRow(textbox, gridRow);

                    AssignShortcut(textbox, row, column);

                    var cell = board[row, column];
                    textbox.DataContext = cell;

                    textbox.PreviewLostKeyboardFocus += (sender, e) =>
                    {
                        var tb = sender as TextBox;
                        int value;
                        if (!string.IsNullOrEmpty(tb.Text) &&
                            !(int.TryParse(tb.Text, out value) && cell.IsValid(value)))
                        {
                            e.Handled = true;
                        }
                        else
                        {
                            tb.ToolTip = null;
                        }
                    };

                    textbox.IsEnabled = cell.Enabled;
                    if (!cell.Enabled)
                    {
                        textbox.Foreground = disbleBrush;
                    }

                    Children.Add(textbox);
                    var textbinding = new Binding
                    {
                        Mode                = BindingMode.TwoWay,
                        Path                = new PropertyPath("Value"),
                        TargetNullValue     = string.Empty,
                        UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged,
                        //ValidatesOnDataErrors = true,
                        //NotifyOnValidationError = true,
                        NotifyOnTargetUpdated       = true,
                        UpdateSourceExceptionFilter = (expression, exception) =>
                        {
                            viewModel.Notify(exception.Message);
                            textbox.ToolTip = exception.Message;
                            return(expression);
                        }
                    };
                    textbinding.ValidationRules.Add(rangeRule);
                    textbox.SetBinding(TextBox.TextProperty, textbinding);
                }
            }

            AssignShortcutsToWindow();
        }
コード例 #2
0
ファイル: SudokuGrid.cs プロジェクト: pushkaraditya/Sudoku
        private void SetupTextboxes(Sudoku.ViewModels.MainViewModel viewModel)
        {
            Board board = viewModel.Board;
              var rangeRule = new ValidationRules.BoardRange(board);
              for (int row = 1; row <= board.Size; row++)
              {
            var gridRow = row + (row / board.SquareSize) - (row % board.SquareSize == 0 ? 1 : 0);
            for (int column = 1; column <= board.Size; column++)
            {
              var gridColumn = column + (column / board.SquareSize) - (column % board.SquareSize == 0 ? 1 : 0);

              var textbox = new TextBox
              {
            Height = 40,
            Width = 40,
            HorizontalAlignment = HorizontalAlignment.Center,
            VerticalAlignment = VerticalAlignment.Center,
            HorizontalContentAlignment = HorizontalAlignment.Center,
            VerticalContentAlignment = VerticalAlignment.Center,
            FontSize = 20
              };
              Grid.SetColumn(textbox, gridColumn);
              Grid.SetRow(textbox, gridRow);

              AssignShortcut(textbox, row, column);

              var cell = board[row, column];
              textbox.DataContext = cell;

              textbox.PreviewLostKeyboardFocus += (sender, e) =>
              {
            var tb = sender as TextBox;
            int value;
            if (!string.IsNullOrEmpty(tb.Text)
              && !(int.TryParse(tb.Text, out value) && cell.IsValid(value)))
              e.Handled = true;
            else
              tb.ToolTip = null;
              };

              textbox.IsEnabled = cell.Enabled;
              if (!cell.Enabled)
            textbox.Foreground = disbleBrush;

              Children.Add(textbox);
              var textbinding = new Binding
              {
            Mode = BindingMode.TwoWay,
            Path = new PropertyPath("Value"),
            TargetNullValue = string.Empty,
            UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged,
            //ValidatesOnDataErrors = true,
            //NotifyOnValidationError = true,
            NotifyOnTargetUpdated = true,
            UpdateSourceExceptionFilter = (expression, exception) =>
              {
                viewModel.Notify(exception.Message);
                textbox.ToolTip = exception.Message;
                return expression;
              }
              };
              textbinding.ValidationRules.Add(rangeRule);
              textbox.SetBinding(TextBox.TextProperty, textbinding);
            }
              }

              AssignShortcutsToWindow();
        }