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Add tooltip text converter to RangeSlider #1833

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merged 1 commit into from
Mar 12, 2015
Merged

Add tooltip text converter to RangeSlider #1833

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25 changes: 23 additions & 2 deletions MahApps.Metro/Controls/RangeSlider.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Data;
using System.Windows.Input;
using System.Windows.Threading;

Expand Down Expand Up @@ -233,6 +234,10 @@ public event DragDeltaEventHandler CentralThumbDragDelta
DependencyProperty.Register("AutoToolTipPrecision", typeof (Int32), typeof (RangeSlider),
new FrameworkPropertyMetadata(0), IsValidPrecision);

public static readonly DependencyProperty AutoToolTipTextConverterProperty =
DependencyProperty.Register("AutoToolTipTextConverter", typeof (IValueConverter), typeof (RangeSlider),
new FrameworkPropertyMetadata(null));

public static readonly DependencyProperty IntervalProperty =
DependencyProperty.Register("Interval", typeof(Int32), typeof(RangeSlider),
new FrameworkPropertyMetadata(100, IntervalChangedCallback), IsValidPrecision);
Expand All @@ -258,6 +263,16 @@ public Int32 AutoToolTipPrecision
set { SetValue(AutoToolTipPrecisionProperty, value); }
}

/// <summary>
/// Get/sets the converter for the tooltip text
/// </summary>
[Bindable(true), Category("Behavior")]
public IValueConverter AutoToolTipTextConverter
{
get { return (IValueConverter)GetValue(AutoToolTipTextConverterProperty); }
set { SetValue(AutoToolTipTextConverterProperty, value); }
}

/// <summary>
/// Get/sets tooltip, which will show while dragging thumbs and display currect value
/// </summary>
Expand Down Expand Up @@ -2143,15 +2158,21 @@ private Boolean IsDoubleCloseToInt(double val)
//Get lower value for autotooltip
private String GetLowerToolTipNumber()
{
NumberFormatInfo format = (NumberFormatInfo) (NumberFormatInfo.CurrentInfo.Clone());
if (AutoToolTipTextConverter != null)
return AutoToolTipTextConverter.Convert(LowerValue, typeof(string), null, CultureInfo.InvariantCulture).ToString();

NumberFormatInfo format = (NumberFormatInfo)(NumberFormatInfo.CurrentInfo.Clone());
format.NumberDecimalDigits = AutoToolTipPrecision;
return LowerValue.ToString("N", format);
}

//Get upper value for autotooltip
private String GetUpperToolTipNumber()
{
NumberFormatInfo format = (NumberFormatInfo) (NumberFormatInfo.CurrentInfo.Clone());
if (AutoToolTipTextConverter != null)
return AutoToolTipTextConverter.Convert(UpperValue, typeof(string), null, CultureInfo.InvariantCulture).ToString();

NumberFormatInfo format = (NumberFormatInfo)(NumberFormatInfo.CurrentInfo.Clone());
format.NumberDecimalDigits = AutoToolTipPrecision;
return UpperValue.ToString("N", format);
}
Expand Down