static void Bind_Poco_TwoWay()
{
// Binding Source (Any object).
var person = new Person0 {
Id = 123, Name = "Taro"
};
// Binding Target (DependencyObject).
var textBox = new TextBox {
Text = "Default"
};
Console.WriteLine(textBox.Text);
// Binds target to source.
var binding = new Binding(nameof(person.Name))
{
Source = person, UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged
};
textBox.SetBinding(TextBox.TextProperty, binding);
Console.WriteLine(textBox.Text);
// Changes source value.
// Notification does not work in usual property setting.
//person.Name = "Jiro";
var properties = TypeDescriptor.GetProperties(person);
properties[nameof(person.Name)].SetValue(person, "Jiro");
Console.WriteLine(textBox.Text);
// Changes target value.
textBox.Text = "Saburo";
Console.WriteLine(person.Name);
}
static void Bind_Poco_TwoWay()
{
// Binding Source (Any object).
var person = new Person0 { Id = 123, Name = "Taro" };
// Binding Target (DependencyObject).
var textBox = new TextBox { Text = "Default" };
Console.WriteLine(textBox.Text);
// Binds target to source.
var binding = new Binding(nameof(person.Name)) { Source = person, UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged };
textBox.SetBinding(TextBox.TextProperty, binding);
Console.WriteLine(textBox.Text);
// Changes source value.
// Notification does not work in usual property setting.
//person.Name = "Jiro";
var properties = TypeDescriptor.GetProperties(person);
properties[nameof(person.Name)].SetValue(person, "Jiro");
Console.WriteLine(textBox.Text);
// Changes target value.
textBox.Text = "Saburo";
Console.WriteLine(person.Name);
}
static void PropertyDescriptor_AddValueChanged()
{
var person = new Person0 {
Id = 123, Name = "Taro"
};
var properties = TypeDescriptor.GetProperties(person);
var nameProp = properties[nameof(person.Name)];
nameProp.AddValueChanged(person, (o, e) => Console.WriteLine(person.Name));
nameProp.SetValue(person, "Jiro");
}
static void PropertyDescriptor_AddValueChanged()
{
var person = new Person0 { Id = 123, Name = "Taro" };
var properties = TypeDescriptor.GetProperties(person);
var nameProp = properties[nameof(person.Name)];
nameProp.AddValueChanged(person, (o, e) => Console.WriteLine(person.Name));
nameProp.SetValue(person, "Jiro");
}
