本文整理汇总了C#中System.Windows.Forms.Button.ClearValue方法的典型用法代码示例。如果您正苦于以下问题：C# Button.ClearValue方法的具体用法？C# Button.ClearValue怎么用？C# Button.ClearValue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System.Windows.Forms.Button的用法示例。
在下文中一共展示了Button.ClearValue方法的5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: ClearValueOnBoundProperty2
public void ClearValueOnBoundProperty2()
{
using(var button = new Button()) {
button.SetBinding(TestPropertyContainer.DefaultValueProperty, new Binding());
button.ClearValue(TestPropertyContainer.DefaultValueProperty);
Assert.That(button.GetValue(TestPropertyContainer.DefaultValueProperty), Is.EqualTo("d"));
}
}示例2: ClearValueOnBoundProperty
public void ClearValueOnBoundProperty()
{
using(var button = new Button()) {
button.SetValue(DataContextProvider.DataContextProperty, "test");
button.SetBinding(DataContextProvider.DataContextProperty, new Binding());
button.ClearValue(DataContextProvider.DataContextProperty);
Assert.That(button.GetDataContext(), Is.Null);
}
}示例3: CollectPropertyValueAfterClearValue
public void CollectPropertyValueAfterClearValue()
{
using(var button = new Button()) {
WeakReference reference = SetPropertyAndGetValueReference(button);
TestUtils.GarbageCollect();
Assert.That(reference.IsAlive, Is.True);
button.ClearValue(TestPropertyContainer.TestProperty);
TestUtils.GarbageCollect();
Assert.That(reference.IsAlive, Is.False);
}
}示例4: DefaultValue
public void DefaultValue()
{
using(var button = new Button()) {
Assert.That(TestPropertyContainer.DefaultValueChangedFireCount, Is.EqualTo(0));
Assert.That(button.GetValue(TestPropertyContainer.DefaultValueProperty), Is.EqualTo("d"));
button.SetValue(TestPropertyContainer.DefaultValueProperty, "button");
Assert.That(TestPropertyContainer.DefaultValueChangedFireCount, Is.EqualTo(1));
Assert.That(TestPropertyContainer.DefaultValueChangedSender, Is.EqualTo(button));
Assert.That(TestPropertyContainer.DefaultValueChangedArgs.OldValue, Is.EqualTo("d"));
Assert.That(TestPropertyContainer.DefaultValueChangedArgs.NewValue, Is.EqualTo("button"));
Assert.That(button.GetValue(TestPropertyContainer.DefaultValueProperty), Is.EqualTo("button"));
button.ClearValue(TestPropertyContainer.DefaultValueProperty);
Assert.That(TestPropertyContainer.DefaultValueChangedFireCount, Is.EqualTo(2));
Assert.That(button.GetValue(TestPropertyContainer.DefaultValueProperty), Is.EqualTo("d"));
Assert.That(TestPropertyContainer.DefaultValueChangedArgs.NewValue, Is.EqualTo("d"));
Assert.That(TestPropertyContainer.DefaultValueChangedArgs.OldValue, Is.EqualTo("button"));
}
}示例5: RegisterInheritableAndNoInheritablPropertiesProperty
public void RegisterInheritableAndNoInheritablPropertiesProperty()
{
using(var form = new Form()) {
var button1 = new Button();
var button2 = new Button();
form.Controls.Add(button1);
form.Controls.Add(button2);
Assert.That(button1.GetValue(TestPropertyContainer.TestProperty), Is.Null);
Assert.That(button2.GetValue(TestPropertyContainer.TestProperty), Is.Null);
Assert.That(form.GetValue(TestPropertyContainer.TestProperty), Is.Null);
button1.SetValue(TestPropertyContainer.TestProperty, "button1");
button1.SetValue(TestPropertyContainer.Test2Property, "button1_");
Assert.That(button1.GetValue(TestPropertyContainer.TestProperty), Is.EqualTo("button1"));
Assert.That(button1.GetValue(TestPropertyContainer.Test2Property), Is.EqualTo("button1_"));
form.SetValue(TestPropertyContainer.TestProperty, "form");
form.SetValue(TestPropertyContainer.Test2Property, "form2");
Assert.That(form.GetValue(TestPropertyContainer.TestProperty), Is.EqualTo("form"));
Assert.That(button1.GetValue(TestPropertyContainer.TestProperty), Is.EqualTo("button1"));
Assert.That(button2.GetValue(TestPropertyContainer.TestProperty), Is.EqualTo("form"));
Assert.That(form.GetValue(TestPropertyContainer.Test2Property), Is.EqualTo("form2"));
Assert.That(button1.GetValue(TestPropertyContainer.Test2Property), Is.EqualTo("button1_"));
Assert.That(button2.GetValue(TestPropertyContainer.Test2Property), Is.Null);
Assert.That(button2.HasLocalValue(TestPropertyContainer.TestProperty), Is.False);
Assert.That(button1.HasLocalValue(TestPropertyContainer.TestProperty), Is.True);
button1.ClearValue(TestPropertyContainer.TestProperty);
Assert.That(button1.GetValue(TestPropertyContainer.TestProperty), Is.EqualTo("form"));
Assert.That(button1.HasLocalValue(TestPropertyContainer.TestProperty), Is.False);
button1.ClearValue(TestPropertyContainer.Test2Property);
Assert.That(button1.GetValue(TestPropertyContainer.Test2Property), Is.Null);
Assert.That(button1.HasLocalValue(TestPropertyContainer.Test2Property), Is.False);
button1.SetValue(TestPropertyContainer.Test2Property, "button1_");
form.ClearValue(TestPropertyContainer.Test2Property);
Assert.That(button1.GetValue(TestPropertyContainer.Test2Property), Is.EqualTo("button1_"));
form.SetValue(TestPropertyContainer.Test2Property, "form2");
var button3 = new Button();
form.Controls.Add(button3);
Assert.That(button3.GetValue(TestPropertyContainer.Test2Property), Is.Null);
button3.SetValue(TestPropertyContainer.Test2Property, "button3_");
form.Controls.Remove(button3);
Assert.That(button3.GetValue(TestPropertyContainer.Test2Property), Is.EqualTo("button3_"));
}
}