public object ProvideValue(IMarkupExtensionContext context)
{
Object realSource = Source ?? context.DataContext;
if (null != realSource && realSource is INotifyPropertyChanged)
{
BindingMode mode = BindingMode.Default;
if (Path != null)
{
Type enumType = typeof(BindingMode);
string[] enumNames = enumType.GetEnumNames( );
for (int i = 0, len = enumNames.Length; i < len; i++)
{
if (enumNames[i] == Mode)
{
mode = ( BindingMode )Enum.ToObject(enumType, enumType.GetEnumValues( ).GetValue(i));
break;
}
}
}
BindingBase binding = new BindingBase(context.Object, context.PropertyName,
(INotifyPropertyChanged)realSource, Path, mode);
if (Converter != null)
{
binding.Converter = Converter;
}
binding.Bind( );
// mb return actual property value ?
return(null);
}
return(null);
}
public void TestString()
{
SourceClass source = new SourceClass();
TargetClass target = new TargetClass();
BindingBase binding = new BindingBase(target, "Title", source, "Text", BindingMode.OneWay);
binding.Bind();
source.Text = "Text!";
Assert.AreEqual(target.Title, source.Text);
}
// [TestMethod]
public void TestListBinding2()
{
SourceClass source = new SourceClass();
TargetClass target = new TargetClass();
BindingBase binding = new BindingBase(target, "Items", source, "SourceItems", BindingMode.OneWay);
source.SourceItems.Add("1");
binding.Bind();
Assert.IsTrue(target.Items[0] == "1");
source.SourceItems.Remove("1");
Assert.IsTrue(target.Items.Count == 0);
}
public void TestValidation( )
{
SourceClass source = new SourceClass();
TargetClass target = new TargetClass();
BindingBase binding = new BindingBase(target, "TargetStr", source, "SourceInt", BindingMode.OneWay);
binding.UpdateSourceIfBindingFails = false;
binding.Bind();
target.TargetInt = 1;
source.SourceStr = "invalid int";
Assert.IsTrue(target.TargetInt == 1);
}
public void TestMethod1()
{
TargetClass target = new TargetClass( );
SourceClass source = new SourceClass( );
BindingBase binding = new BindingBase(target, "Text", source, "Val");
binding.Converter = new DoubleToStringConverter( );
binding.Bind( );
source.Val = 3.0f;
Assert.IsTrue(target.Text == "3");
target.Text = "0.5";
Assert.IsTrue(source.Val == 0.5);
}
public void TestConversion( )
{
SourceClass source = new SourceClass();
TargetClass target = new TargetClass();
BindingBase binding = new BindingBase(target, "TargetInt", source, "SourceStr", BindingMode.OneWay);
BindingBase binding2 = new BindingBase(target, "TargetStr", source, "SourceInt", BindingMode.OneWay);
binding.Bind();
binding2.Bind( );
source.SourceInt = 5;
source.SourceStr = "4";
Assert.AreEqual(target.TargetInt, 4);
Assert.AreEqual(target.TargetStr, "5");
}
// [TestMethod]
public void TestMethod1()
{
SourceClass source = new SourceClass( );
TargetClass target = new TargetClass( );
BindingBase binding = new BindingBase(target, "S", source, "Str");
binding.Adapter = new MyAdapter( );
binding.Bind();
source.Str = "123";
Assert.IsTrue(target.GetTargetStr( ) == "123");
target.SetTargetStr("456");
Assert.IsTrue(source.Str == "456");
binding.Unbind( );
source.Str = "123";
Assert.IsTrue(target.GetTargetStr() == "456");
}
// [TestMethod]
public void TestMethod1()
{
SourceClass source = new SourceClass( );
TargetClass target = new TargetClass( );
BindingBase binding = new BindingBase(target, "TargetStr", source, "SourceInt");
BindingResult lastResult = null;
binding.OnBinding += result => {
lastResult = result;
};
binding.Bind( );
target.TargetStr = "5";
Assert.IsTrue(source.SourceInt == 5);
target.TargetStr = "invalid int";
Assert.IsTrue(source.SourceInt == 0);
Assert.IsTrue(lastResult.hasConversionError);
}
