brianlagunas_cp
15 years ago
8 changed files with 737 additions and 27 deletions
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using System; |
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using Microsoft.Windows.Controls.Primitives; |
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using System.Windows; |
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using System.Windows.Input; |
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namespace Microsoft.Windows.Controls |
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{ |
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public class DecimalUpDown : UpDownBase<decimal?> |
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{ |
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#region Properties
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#region DefaultValue
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//can possibly be in base class
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public static readonly DependencyProperty DefaultValueProperty = DependencyProperty.Register("DefaultValue", typeof(decimal), typeof(DecimalUpDown), new UIPropertyMetadata(default(decimal))); |
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public decimal DefaultValue |
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{ |
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get { return (decimal)GetValue(DefaultValueProperty); } |
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set { SetValue(DefaultValueProperty, value); } |
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} |
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#endregion //DefaultValue
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#region FormatString
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public static readonly DependencyProperty FormatStringProperty = DependencyProperty.Register("FormatString", typeof(string), typeof(DecimalUpDown), new UIPropertyMetadata(String.Empty)); |
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public string FormatString |
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{ |
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get { return (string)GetValue(FormatStringProperty); } |
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set { SetValue(FormatStringProperty, value); } |
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} |
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#endregion //FormatString
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#region Increment
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public static readonly DependencyProperty IncrementProperty = DependencyProperty.Register("Increment", typeof(decimal), typeof(DecimalUpDown), new PropertyMetadata(1m)); |
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public decimal Increment |
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{ |
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get { return (decimal)GetValue(IncrementProperty); } |
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set { SetValue(IncrementProperty, value); } |
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} |
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#endregion
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#region Maximum
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public static readonly DependencyProperty MaximumProperty = DependencyProperty.Register("Maximum", typeof(decimal), typeof(DecimalUpDown), new UIPropertyMetadata(decimal.MaxValue, OnMaximumChanged)); |
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public decimal Maximum |
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{ |
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get { return (decimal)GetValue(MaximumProperty); } |
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set { SetValue(MaximumProperty, value); } |
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} |
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private static void OnMaximumChanged(DependencyObject o, DependencyPropertyChangedEventArgs e) |
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{ |
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DecimalUpDown decimalUpDown = o as DecimalUpDown; |
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if (decimalUpDown != null) |
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decimalUpDown.OnMaximumChanged((decimal)e.OldValue, (decimal)e.NewValue); |
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} |
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protected virtual void OnMaximumChanged(decimal oldValue, decimal newValue) |
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{ |
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//SetValidSpinDirection();
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} |
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#endregion //Maximum
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#region Minimum
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public static readonly DependencyProperty MinimumProperty = DependencyProperty.Register("Minimum", typeof(decimal), typeof(DecimalUpDown), new UIPropertyMetadata(decimal.MinValue, OnMinimumChanged)); |
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public decimal Minimum |
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{ |
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get { return (decimal)GetValue(MinimumProperty); } |
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set { SetValue(MinimumProperty, value); } |
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} |
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private static void OnMinimumChanged(DependencyObject o, DependencyPropertyChangedEventArgs e) |
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{ |
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DecimalUpDown decimalUpDown = o as DecimalUpDown; |
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if (decimalUpDown != null) |
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decimalUpDown.OnMinimumChanged((decimal)e.OldValue, (decimal)e.NewValue); |
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} |
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protected virtual void OnMinimumChanged(decimal oldValue, decimal newValue) |
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{ |
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//SetValidSpinDirection();
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} |
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#endregion //Minimum
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#region SelectAllOnGotFocus
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public static readonly DependencyProperty SelectAllOnGotFocusProperty = DependencyProperty.Register("SelectAllOnGotFocus", typeof(bool), typeof(DecimalUpDown), new PropertyMetadata(false)); |
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public bool SelectAllOnGotFocus |
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{ |
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get { return (bool)GetValue(SelectAllOnGotFocusProperty); } |
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set { SetValue(SelectAllOnGotFocusProperty, value); } |
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} |
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#endregion //SelectAllOnGotFocus
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#endregion //Properties
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#region Constructors
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static DecimalUpDown() |
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{ |
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DefaultStyleKeyProperty.OverrideMetadata(typeof(DecimalUpDown), new FrameworkPropertyMetadata(typeof(DecimalUpDown))); |
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} |
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#endregion //Constructors
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#region Base Class Overrides
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public override void OnApplyTemplate() |
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{ |
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base.OnApplyTemplate(); |
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if (SelectAllOnGotFocus) |
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{ |
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//in order to select all the text we must handle both the keybord (tabbing) and mouse (clicking) events
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TextBox.GotKeyboardFocus += OnTextBoxGotKeyBoardFocus; |
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TextBox.PreviewMouseLeftButtonDown += OnTextBoxPreviewMouseLeftButtonDown; |
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} |
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//SetValidSpinDirection();
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} |
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protected override decimal? OnCoerceValue(decimal? value) |
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{ |
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if (value == null) return value; |
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decimal val = value.Value; |
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if (value < Minimum) |
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return Minimum; |
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else if (value > Maximum) |
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return Maximum; |
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else |
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return value; |
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} |
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protected override void OnIncrement() |
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{ |
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if (Value.HasValue) |
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Value += Increment; |
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else |
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Value = DefaultValue; |
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} |
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protected override void OnDecrement() |
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{ |
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if (Value.HasValue) |
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Value -= Increment; |
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else |
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Value = DefaultValue; |
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} |
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protected override decimal? ConvertTextToValue(string text) |
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{ |
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decimal? result = null; |
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if (String.IsNullOrEmpty(text)) |
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return result; |
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try |
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{ |
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result = Decimal.Parse(text, System.Globalization.NumberStyles.Any, CultureInfo); |
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} |
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catch |
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{ |
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Text = ConvertValueToText(); |
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return Value; |
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} |
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return result; |
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} |
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protected override string ConvertValueToText() |
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{ |
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if (Value == null) |
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return string.Empty; |
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return Value.Value.ToString(FormatString, CultureInfo); |
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} |
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protected override void OnValueChanged(decimal? oldValue, decimal? newValue) |
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{ |
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//SetValidSpinDirection();
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base.OnValueChanged(oldValue, newValue); |
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} |
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#endregion //Base Class Overrides
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#region Event Handlers
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private void OnTextBoxGotKeyBoardFocus(object sender, RoutedEventArgs e) |
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{ |
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TextBox.SelectAll(); |
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} |
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void OnTextBoxPreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e) |
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{ |
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if (!TextBox.IsKeyboardFocused) |
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{ |
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e.Handled = true; |
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TextBox.Focus(); |
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} |
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} |
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#endregion //Event Handlers
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#region Methods
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/// <summary>
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/// Sets the valid spin direction based on current value, minimum and maximum.
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/// </summary>
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//private void SetValidSpinDirection()
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//{
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// ValidSpinDirections validDirections = ValidSpinDirections.None;
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// if (Value < Maximum)
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// validDirections = validDirections | ValidSpinDirections.Increase;
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// if (Value > Minimum)
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// validDirections = validDirections | ValidSpinDirections.Decrease;
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// if (Spinner != null)
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// Spinner.ValidSpinDirection = validDirections;
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//}
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#endregion //Methods
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} |
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} |
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@ -0,0 +1,235 @@ |
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using System; |
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using Microsoft.Windows.Controls.Primitives; |
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using System.Windows; |
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using System.Windows.Input; |
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namespace Microsoft.Windows.Controls |
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{ |
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public class DoubleUpDown : UpDownBase<double?> |
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{ |
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#region Properties
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#region DefaultValue
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//can possibly be in base class
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public static readonly DependencyProperty DefaultValueProperty = DependencyProperty.Register("DefaultValue", typeof(double), typeof(DoubleUpDown), new UIPropertyMetadata(default(double))); |
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public double DefaultValue |
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{ |
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get { return (double)GetValue(DefaultValueProperty); } |
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set { SetValue(DefaultValueProperty, value); } |
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} |
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#endregion //DefaultValue
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#region FormatString
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public static readonly DependencyProperty FormatStringProperty = DependencyProperty.Register("FormatString", typeof(string), typeof(DoubleUpDown), new UIPropertyMetadata(String.Empty)); |
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public string FormatString |
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{ |
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get { return (string)GetValue(FormatStringProperty); } |
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set { SetValue(FormatStringProperty, value); } |
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} |
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#endregion //FormatString
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#region Increment
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public static readonly DependencyProperty IncrementProperty = DependencyProperty.Register("Increment", typeof(double), typeof(DoubleUpDown), new PropertyMetadata(1d)); |
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public double Increment |
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{ |
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get { return (double)GetValue(IncrementProperty); } |
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set { SetValue(IncrementProperty, value); } |
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} |
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#endregion
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#region Maximum
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public static readonly DependencyProperty MaximumProperty = DependencyProperty.Register("Maximum", typeof(double), typeof(DoubleUpDown), new UIPropertyMetadata(double.MaxValue, OnMaximumChanged)); |
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public double Maximum |
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{ |
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get { return (double)GetValue(MaximumProperty); } |
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set { SetValue(MaximumProperty, value); } |
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} |
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private static void OnMaximumChanged(DependencyObject o, DependencyPropertyChangedEventArgs e) |
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{ |
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DoubleUpDown doubleUpDown = o as DoubleUpDown; |
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if (doubleUpDown != null) |
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doubleUpDown.OnMaximumChanged((double)e.OldValue, (double)e.NewValue); |
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} |
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protected virtual void OnMaximumChanged(double oldValue, double newValue) |
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{ |
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//SetValidSpinDirection();
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} |
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#endregion //Maximum
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#region Minimum
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public static readonly DependencyProperty MinimumProperty = DependencyProperty.Register("Minimum", typeof(double), typeof(DoubleUpDown), new UIPropertyMetadata(double.MinValue, OnMinimumChanged)); |
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public double Minimum |
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{ |
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get { return (double)GetValue(MinimumProperty); } |
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set { SetValue(MinimumProperty, value); } |
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} |
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private static void OnMinimumChanged(DependencyObject o, DependencyPropertyChangedEventArgs e) |
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{ |
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DoubleUpDown doubleUpDown = o as DoubleUpDown; |
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if (doubleUpDown != null) |
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doubleUpDown.OnMinimumChanged((double)e.OldValue, (double)e.NewValue); |
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} |
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protected virtual void OnMinimumChanged(double oldValue, double newValue) |
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{ |
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//SetValidSpinDirection();
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} |
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#endregion //Minimum
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#region SelectAllOnGotFocus
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public static readonly DependencyProperty SelectAllOnGotFocusProperty = DependencyProperty.Register("SelectAllOnGotFocus", typeof(bool), typeof(DoubleUpDown), new PropertyMetadata(false)); |
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public bool SelectAllOnGotFocus |
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{ |
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get { return (bool)GetValue(SelectAllOnGotFocusProperty); } |
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set { SetValue(SelectAllOnGotFocusProperty, value); } |
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} |
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#endregion //SelectAllOnGotFocus
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#endregion //Properties
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#region Constructors
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static DoubleUpDown() |
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{ |
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DefaultStyleKeyProperty.OverrideMetadata(typeof(DoubleUpDown), new FrameworkPropertyMetadata(typeof(DoubleUpDown))); |
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} |
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#endregion //Constructors
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#region Base Class Overrides
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public override void OnApplyTemplate() |
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{ |
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base.OnApplyTemplate(); |
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if (SelectAllOnGotFocus) |
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{ |
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//in order to select all the text we must handle both the keybord (tabbing) and mouse (clicking) events
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TextBox.GotKeyboardFocus += OnTextBoxGotKeyBoardFocus; |
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TextBox.PreviewMouseLeftButtonDown += OnTextBoxPreviewMouseLeftButtonDown; |
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} |
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//SetValidSpinDirection();
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} |
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protected override double? OnCoerceValue(double? value) |
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{ |
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if (value == null) return value; |
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double val = value.Value; |
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if (value < Minimum) |
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return Minimum; |
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else if (value > Maximum) |
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return Maximum; |
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else |
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return value; |
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} |
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protected override void OnIncrement() |
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{ |
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if (Value.HasValue) |
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Value += Increment; |
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else |
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Value = DefaultValue; |
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} |
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protected override void OnDecrement() |
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{ |
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if (Value.HasValue) |
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Value -= Increment; |
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else |
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Value = DefaultValue; |
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} |
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protected override double? ConvertTextToValue(string text) |
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{ |
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double? result = null; |
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if (String.IsNullOrEmpty(text)) |
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return result; |
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try |
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{ |
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result = Double.Parse(text, System.Globalization.NumberStyles.Any, CultureInfo); |
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} |
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catch |
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{ |
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Text = ConvertValueToText(); |
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return Value; |
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} |
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return result; |
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} |
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protected override string ConvertValueToText() |
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{ |
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if (Value == null) |
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return string.Empty; |
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return Value.Value.ToString(FormatString, CultureInfo); |
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} |
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protected override void OnValueChanged(double? oldValue, double? newValue) |
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{ |
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//SetValidSpinDirection();
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base.OnValueChanged(oldValue, newValue); |
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} |
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#endregion //Base Class Overrides
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#region Event Handlers
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private void OnTextBoxGotKeyBoardFocus(object sender, RoutedEventArgs e) |
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{ |
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TextBox.SelectAll(); |
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} |
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|
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void OnTextBoxPreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e) |
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{ |
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if (!TextBox.IsKeyboardFocused) |
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{ |
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e.Handled = true; |
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TextBox.Focus(); |
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} |
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} |
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#endregion //Event Handlers
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#region Methods
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/// <summary>
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/// Sets the valid spin direction based on current value, minimum and maximum.
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/// </summary>
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//private void SetValidSpinDirection()
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//{
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// ValidSpinDirections validDirections = ValidSpinDirections.None;
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// if (Value < Maximum)
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// validDirections = validDirections | ValidSpinDirections.Increase;
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// if (Value > Minimum)
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// validDirections = validDirections | ValidSpinDirections.Decrease;
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// if (Spinner != null)
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// Spinner.ValidSpinDirection = validDirections;
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//}
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#endregion //Methods
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} |
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} |
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