public void Add_AddAlreadyInSameManager_ThrowsArgumentException()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
var binding = new Binding(null, new object(), "member");
collection.Add(binding);
Assert.Throws <ArgumentException>("dataBinding", () => collection.Add(binding));
}
public void Add_NullDataBinding_ThrowsArgumentNullException()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
Assert.Throws <ArgumentNullException>("dataBinding", () => collection.Add(null));
}
public static Binding AddSafeBinding(this ControlBindingsCollection cbc, string propertyName, INotifyPropertyChanged dataSource, string dataMember, bool formattingEnabled, DataSourceUpdateMode dataSourceUpdateMode)
{
var threadSafeBinding = ThreadSafeBinding.GetBinding(cbc.Control, propertyName, dataSource, dataMember, formattingEnabled, dataSourceUpdateMode);
cbc.Add(threadSafeBinding);
return(threadSafeBinding);
}
/// <summary>
/// Extensión para hacer un binding tipado y evitar posibles errores al no depender del string para
/// las propiedades bindeadas entre el objeto y el source
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dataBindings"></param>
/// <param name="dataSource"></param>
/// <param name="controlLambda"></param>
/// <param name="objectLambda"></param>
/// <returns></returns>
/// <remarks>Objetos sencillos que queramos bindear la propiedad Text</remarks>
public static Binding Add <T>(this ControlBindingsCollection dataBindings,
object dataSource,
Expression <Func <System.Windows.Forms.Control, object> > controlLambda,
Expression <Func <T, object> > objectLambda)
{
string controlPropertyName;
string bindingTargetName;
if (controlLambda.Body is MemberExpression)
{
controlPropertyName = ((MemberExpression)(controlLambda.Body)).Member.Name;
}
else
{
var op = ((UnaryExpression)controlLambda.Body).Operand;
controlPropertyName = ((MemberExpression)op).Member.Name;
}
if (objectLambda.Body is MemberExpression)
{
bindingTargetName = ((MemberExpression)(objectLambda.Body)).Member.Name;
}
else
{
var op = ((UnaryExpression)objectLambda.Body).Operand;
bindingTargetName = ((MemberExpression)op).Member.Name;
}
return(dataBindings.Add
(controlPropertyName, dataSource, bindingTargetName));
}
/// <summary>
/// Extensión para hacer un binding tipado y evitar posibles errores al no depender del string para
/// las propiedades bindeadas entre el objeto y el source
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dataBindings"></param>
/// <param name="dataSource"></param>
/// <param name="controlLambda"></param>
/// <param name="objectLambda"></param>
/// <returns></returns>
/// <remarks>Para LookUpEdit de DevExpress</remarks>
public static Binding Add <T>(this ControlBindingsCollection dataBindings,
object dataSource,
Expression <Func <LookUpEdit, object> > controlLambda,
Expression <Func <T, object> > objectLambda)
{
string controlPropertyName;
string bindingTargetName;
if (controlLambda.Body is MemberExpression)
{
controlPropertyName = ((MemberExpression)(controlLambda.Body)).Member.Name;
}
else
{
var op = ((UnaryExpression)controlLambda.Body).Operand;
controlPropertyName = ((MemberExpression)op).Member.Name;
}
if (objectLambda.Body is MemberExpression)
{
bindingTargetName = ((MemberExpression)(objectLambda.Body)).Member.Name;
}
else
{
var op = ((UnaryExpression)objectLambda.Body).Operand;
bindingTargetName = ((MemberExpression)op).Member.Name;
}
return(dataBindings.Add
(controlPropertyName, dataSource, bindingTargetName, true, DataSourceUpdateMode.OnPropertyChanged));
}
public static void Add <T>(this ControlBindingsCollection instance, Expression <Func <T, object> > property)
{
var body = property.Body as UnaryExpression;
var member = body.Operand as MemberExpression;
var name = member.Member.Name;
instance.Add(name);
}
public static Binding Add <T1, T2>(this ControlBindingsCollection bindingsColection, string propertyName,
T1 dataSource,
Expression <Func <T1, T2> > dataMember, bool formattingEnabled, DataSourceUpdateMode updateMode)
{
var expr = (MemberExpression)dataMember.Body;
var prop = (PropertyInfo)expr.Member;
return(bindingsColection.Add(propertyName, dataSource, prop.Name, formattingEnabled, updateMode));
}
public void Item_PropertyNameExists_ReturnsExpected(string propertyName)
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
var binding = new Binding(nameof(Control.Text), new object(), "member");
collection.Add(binding);
Assert.Same(binding, collection[propertyName]);
}
public void Item_NoSuchPropertyName_ReturnsNull(string propertyName)
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
var binding = new Binding(nameof(Control.Text), new object(), "member");
collection.Add(binding);
Assert.Null(collection[propertyName]);
}
public void Add_AlreadyInDifferentManager_ThrowsArgumentException()
{
var control1 = new Control();
var control2 = new Control();
var collection1 = new ControlBindingsCollection(control1);
var collection2 = new ControlBindingsCollection(control2);
var binding = new Binding(null, new object(), "member");
collection1.Add(binding);
Assert.Throws <ArgumentException>("dataBinding", () => collection2.Add(binding));
}
public void Remove_NullDataBinding_ThrowsArgumentNullException()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
var binding = new Binding(null, new object(), "member");
collection.Add(binding);
Assert.Throws <ArgumentNullException>("dataBinding", () => collection.Remove(null));
Assert.Same(binding, Assert.Single(collection));
}
public void Remove_NoSuchDataBinding_ThrowsArgumentException()
{
using var control = new Control();
var collection = new ControlBindingsCollection(control);
var binding1 = new Binding(null, new object(), "member");
var binding2 = new Binding(null, new object(), "member");
collection.Add(binding1);
Assert.Throws <ArgumentException>("dataBinding", () => collection.Remove(binding2));
Assert.Same(binding1, Assert.Single(collection));
}
public void Add_ControlBindings_Success()
{
var control = new SubControl();
ControlBindingsCollection collection = control.DataBindings;
var binding1 = new Binding(nameof(SubControl.Text), 1, "dataMember");
var binding2 = new Binding(nameof(SubControl.AccessibleRole), 1, "dataMember");
var binding3 = new Binding(null, 1, "dataMember");
var binding4 = new Binding("", 1, "dataMember");
var binding5 = new Binding(nameof(SubControl.text), 1, "dataMember");
collection.Add(binding1);
collection.Add(binding2);
collection.Add(binding3);
collection.Add(binding4);
collection.Add(binding5);
Assert.Equal(5, collection.Count);
Assert.Same(binding1, collection[0]);
Assert.Same(binding2, collection[1]);
Assert.Same(binding3, collection[2]);
Assert.Same(binding4, collection[3]);
Assert.Same(binding5, collection[4]);
}
public void Add_DuplicateBinding_ThrowsArgumentException()
{
var control = new Control();
ControlBindingsCollection collection = control.DataBindings;
var binding = new Binding(nameof(Control.Text), new object(), "dataMember");
collection.Add(binding);
Assert.Throws <ArgumentException>("binding", () => collection.Add(new Binding(nameof(Control.Text), new object(), "dataMember")));
Assert.Throws <ArgumentException>("binding", () => collection.Add(nameof(Control.Text), new object(), "dataMember"));
Assert.Throws <ArgumentException>("binding", () => collection.Add(nameof(Control.Text), new object(), "dataMember", true));
Assert.Throws <ArgumentException>("binding", () => collection.Add(nameof(Control.Text), new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged));
Assert.Throws <ArgumentException>("binding", () => collection.Add(nameof(Control.Text), new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null"));
Assert.Throws <ArgumentException>("binding", () => collection.Add(nameof(Control.Text), new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null", "formatString"));
Assert.Throws <ArgumentException>("binding", () => collection.Add(nameof(Control.Text), new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null", "formatString", CultureInfo.CurrentCulture));
}
public void RemoveAt_Invoke_Success()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
var binding = new Binding(null, new object(), "member");
collection.Add(binding);
Assert.Same(binding, Assert.Single(collection));
Assert.Same(control, binding.BindableComponent);
collection.RemoveAt(0);
Assert.Empty(collection);
Assert.Null(binding.BindableComponent);
}
public void Add_InvalidBinding_ThrowsArgumentException()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
Assert.Throws <ArgumentException>("PropertyName", () => collection.Add(new Binding("NoSuchProperty", new object(), "dataMember")));
Assert.Throws <ArgumentException>("PropertyName", () => collection.Add("NoSuchProperty", new object(), "dataMember"));
Assert.Throws <ArgumentException>("PropertyName", () => collection.Add("NoSuchProperty", new object(), "dataMember", true));
Assert.Throws <ArgumentException>("PropertyName", () => collection.Add("NoSuchProperty", new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged));
Assert.Throws <ArgumentException>("PropertyName", () => collection.Add("NoSuchProperty", new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null"));
Assert.Throws <ArgumentException>("PropertyName", () => collection.Add("NoSuchProperty", new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null", "formatString"));
Assert.Throws <ArgumentException>("PropertyName", () => collection.Add("NoSuchProperty", new object(), "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null", "formatString", CultureInfo.CurrentCulture));
}
private static void SetBinding(ControlBindingsCollection bindings, PropertyDescriptor property, DesignBinding designBinding)
{
if (designBinding != null)
{
Binding binding = bindings[property.Name];
if (binding != null)
{
bindings.Remove(binding);
}
if (!designBinding.IsNull)
{
bindings.Add(property.Name, designBinding.DataSource, designBinding.DataMember);
}
}
}
public void Add_StringObjectStringBoolDataSourceUpdateModeObjectStringIFormatProvider_Success()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
Binding binding = collection.Add(nameof(Control.Text), 1, "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null", "formatString", CultureInfo.CurrentCulture);
Assert.Same(binding, Assert.Single(collection));
Assert.Same(control, binding.BindableComponent);
Assert.Equal(nameof(Control.Text), binding.PropertyName);
Assert.Equal(1, binding.DataSource);
Assert.True(binding.FormattingEnabled);
Assert.Equal(DataSourceUpdateMode.OnPropertyChanged, binding.DataSourceUpdateMode);
Assert.Equal("null", binding.NullValue);
Assert.Equal("formatString", binding.FormatString);
Assert.Equal(CultureInfo.CurrentCulture, binding.FormatInfo);
}
public void Add_StringObjectStringBool_Success()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
Binding binding = collection.Add(nameof(Control.Text), 1, "dataMember", true);
Assert.Same(binding, Assert.Single(collection));
Assert.Same(control, binding.BindableComponent);
Assert.Equal(nameof(Control.Text), binding.PropertyName);
Assert.Equal(1, binding.DataSource);
Assert.True(binding.FormattingEnabled);
Assert.Equal(DataSourceUpdateMode.OnValidation, binding.DataSourceUpdateMode);
Assert.Null(binding.NullValue);
Assert.Empty(binding.FormatString);
Assert.Null(binding.FormatInfo);
}
public void Remove_DataBindingFromOtherCollection_ThrowsArgumentException()
{
var control1 = new Control();
var control2 = new Control();
var collection1 = new ControlBindingsCollection(control1);
var collection2 = new ControlBindingsCollection(control2);
var binding1 = new Binding(null, new object(), "member");
var binding2 = new Binding(null, new object(), "member");
collection1.Add(binding1);
collection2.Add(binding2);
Assert.Throws <ArgumentException>("dataBinding", () => collection2.Remove(binding1));
Assert.Same(binding1, Assert.Single(collection1));
Assert.Same(binding2, Assert.Single(collection2));
}
public void Add_NullDataSource_ThrowsArgumentNullException()
{
var control = new Control();
var collection = new ControlBindingsCollection(control);
Assert.Throws <ArgumentNullException>("dataSource", () => collection.Add("propertyName", null, "dataMember"));
Assert.Throws <ArgumentNullException>("dataSource", () => collection.Add("propertyName", null, "dataMember", true));
Assert.Throws <ArgumentNullException>("dataSource", () => collection.Add("propertyName", null, "dataMember", true, DataSourceUpdateMode.OnPropertyChanged));
Assert.Throws <ArgumentNullException>("dataSource", () => collection.Add("propertyName", null, "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null"));
Assert.Throws <ArgumentNullException>("dataSource", () => collection.Add("propertyName", null, "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null", "formatString"));
Assert.Throws <ArgumentNullException>("dataSource", () => collection.Add("propertyName", null, "dataMember", true, DataSourceUpdateMode.OnPropertyChanged, "null", "formatString", CultureInfo.CurrentCulture));
}