本文整理汇总了C#中GalaSoft.MvvmLight.Test.ViewModel.TestViewModel.RaiseNullPropertyChanged方法的典型用法代码示例。如果您正苦于以下问题:C# TestViewModel.RaiseNullPropertyChanged方法的具体用法?C# TestViewModel.RaiseNullPropertyChanged怎么用?C# TestViewModel.RaiseNullPropertyChanged使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类GalaSoft.MvvmLight.Test.ViewModel.TestViewModel
的用法示例。
在下文中一共展示了TestViewModel.RaiseNullPropertyChanged方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: TestRaiseWithNullString
public void TestRaiseWithNullString()
{
#if !NETFX_CORE
var vm = new TestViewModel();
const string value1 = "Hello";
const string value2 = "World";
var textBox1 = new TextBox();
var textBox2 = new TextBox();
var binding1 = new Binding
{
Path = new PropertyPath("TestProperty1"),
Source = vm,
};
var binding2 = new Binding
{
Path = new PropertyPath("TestProperty2"),
Source = vm,
};
BindingOperations.SetBinding(textBox1, TextBox.TextProperty, binding1);
BindingOperations.SetBinding(textBox2, TextBox.TextProperty, binding2);
Assert.AreEqual(string.Empty, textBox1.Text);
Assert.AreEqual(string.Empty, textBox2.Text);
vm.RaiseNullPropertyChanged(value1, value2);
Assert.AreEqual(value1, textBox1.Text);
Assert.AreEqual(value2, textBox2.Text);
#else
var vm = new TestViewModel();
var raised = false;
vm.PropertyChanged += (s, e) =>
{
if (e.PropertyName == string.Empty)
{
raised = true;
}
};
vm.RaiseNullPropertyChanged();
Assert.IsFalse(raised); // Doesn't work in WinRT
#endif
}