private static GridLength GetValue(string valueName, GridLength defaultValue)
{
string str = GetValue(valueName, defaultValue.ToString());
try { return((GridLength) new GridLengthConverter().ConvertFromString(str)); }
catch { return(defaultValue); }
}
public void CtorDouble_Zero()
{
GridLength gl = new GridLength(0);
Assert.AreEqual(0.0d, gl.Value, "Value");
Assert.AreEqual(GridUnitType.Pixel, gl.GridUnitType, "GridUnitType");
Assert.IsTrue(gl.IsAbsolute, "IsAbsolute");
Assert.IsFalse(gl.IsAuto, "IsAuto");
Assert.IsFalse(gl.IsStar, "IsStar");
Assert.AreEqual("0", gl.ToString(), "ToString");
}
public void CtorDoubleGridUnitType()
{
GridLength gl = new GridLength(42d, GridUnitType.Star);
Assert.AreEqual(42d, gl.Value, "Value");
Assert.AreEqual(GridUnitType.Star, gl.GridUnitType, "GridUnitType");
Assert.IsFalse(gl.IsAbsolute, "IsAbsolute");
Assert.IsFalse(gl.IsAuto, "IsAuto");
Assert.IsTrue(gl.IsStar, "IsStar");
Assert.AreEqual("42*", gl.ToString(), "ToString");
}
static void CheckAuto(GridLength gl)
{
Assert.AreEqual(1.0d, gl.Value, "Value");
Assert.AreEqual(GridUnitType.Auto, gl.GridUnitType, "GridUnitType");
Assert.IsFalse(gl.IsAbsolute, "IsAbsolute");
Assert.IsTrue(gl.IsAuto, "IsAuto");
Assert.IsFalse(gl.IsStar, "IsStar");
Assert.AreEqual("Auto", gl.ToString(), "ToString");
Assert.IsFalse(gl.Equals(null), "Equals(null)");
Assert.IsTrue(gl.Equals(gl), "Equals(self)");
}
public void CtorDouble_Max()
{
GridLength gl = new GridLength(Double.MaxValue);
Assert.AreEqual(Double.MaxValue, gl.Value, "Value");
Assert.AreEqual(GridUnitType.Pixel, gl.GridUnitType, "GridUnitType");
Assert.IsTrue(gl.IsAbsolute, "IsAbsolute");
Assert.IsFalse(gl.IsAuto, "IsAuto");
Assert.IsFalse(gl.IsStar, "IsStar");
// This fails on macos
Assert.AreEqual(Double.MaxValue.ToString(), gl.ToString(), "ToString");
}
public async void ToString_AllCulture_Should_Pass(double d, GridUnitType type, string result)
{
List <CultureInfo> cultureInfos = CultureInfo.GetCultures(CultureTypes.AllCultures).ToList();
GridLength length = new GridLength(d, type);
foreach (var culture in cultureInfos)
{
await Task.Run(() =>
{
CultureInfo.CurrentCulture = culture;
Assert.Equal(result, length.ToString());
});
}
}
public static String ParseGridLength(GridLength gridLength)
{
if (gridLength.IsAbsolute)
{
return(gridLength.Value.ToString(CultureInfo.InvariantCulture));
}
if (gridLength.IsAuto)
{
return("Auto");
}
var temp = gridLength.ToString().Replace("Star", "*").Replace(".*", "*");
if (temp.StartsWith("0"))
{
return(temp.Substring(1));
}
return(temp);
}
public static GridLength FromString(String strVal)
{
Double dblVal = 0;
if (strVal == "Auto")
{
return(new GridLength("auto"));
}
else if (strVal.StartsWith("MinMax"))
{
var re = new Regex(@"MinMax\(([\w\.]+[%\*\.]?);([\w\.]+[%\*\.]?)\)");
var match = re.Match(strVal.Replace(" ", String.Empty));
if (match.Groups.Count != 3)
{
throw new XamlException($"Invalid grid length value '{strVal}'");
}
GridLength gl1 = GridLength.FromString(match.Groups[1].Value);
GridLength gl2 = GridLength.FromString(match.Groups[2].Value);
return(new GridLength($"minmax({gl1.ToString()},{gl2.ToString()})"));
}
else if (Length.IsValidLength(strVal))
{
return new GridLength()
{
Value = strVal
}
}
;
if (strVal.EndsWith("*"))
{
return(new GridLength(strVal.Trim().Replace("*", "fr")));
}
else if (Double.TryParse(strVal, out dblVal))
{
return(new GridLength(strVal + "px"));
}
throw new XamlException($"Invalid grid length value '{strVal}'");
}
}
public void ToString_Invoke_ReturnsExpected(GridLength gridLength, string expected)
{
Assert.Equal(expected, gridLength.ToString());
}
private static void SetValue(string valueName, GridLength value)
{
SetValue(valueName, value.ToString());
}