public void Priority()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("Bool"),
Value = "True",
Template = TextBoxTemplate,
});
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("Enum"),
Value = "Two",
Template = ButtonTemplate,
});
selector.Items.Add(new DXDataTemplateTrigger()
{
Template = CheckBoxTemplate,
});
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(new TestData()
{
Bool = true
}, null));
Assert.AreEqual(ButtonTemplate, selector.SelectTemplate(new TestData()
{
Bool = true, Enum = TestEnum.Two
}, null));
Assert.AreEqual(ButtonTemplate, selector.SelectTemplate(new TestData()
{
Enum = TestEnum.Two
}, null));
Assert.AreEqual(CheckBoxTemplate, selector.SelectTemplate(new TestData(), null));
}
public void DontFreezeInDesignTime()
{
var selector = new DXDataTemplateSelector();
DesignerProperties.SetIsInDesignMode(selector.Items, true);
selector.Items.Add(new DXDataTemplateTrigger()
{
Template = TextBoxTemplate
});
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(new TestData(), null));
Assert.IsFalse(selector.Items.IsFrozen);
selector.Items.Add(new DXDataTemplateTrigger());
}
public void NullBinding()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Value = "True",
Template = TextBoxTemplate,
});
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(new TestData()
{
String = ""
}, null));
}
public void DefaultTemplateFirst_UseLastDefaultTemplate()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Template = CheckBoxTemplate,
});
selector.Items.Add(new DXDataTemplateTrigger()
{
Template = TextBoxTemplate,
});
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(new TestData(), null));
}
static DXDataTemplateSelector CreateSimpleSelector()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("Bool"),
Value = "True",
Template = TextBoxTemplate,
});
selector.Items.Add(new DXDataTemplateTrigger()
{
Template = CheckBoxTemplate,
});
return(selector);
}
public void ThreadSafety()
{
DXDataTemplateSelector selector = CreateSimpleSelector();
Action checkSelector = () => {
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(new TestData()
{
Bool = true
}, null));
Assert.AreEqual(CheckBoxTemplate, selector.SelectTemplate(new TestData(), null));
};
checkSelector();
var thread = new Thread(x => checkSelector());
thread.SetApartmentState(ApartmentState.STA);
thread.Start();
thread.Join();
Assert.AreEqual(ThreadState.Stopped, thread.ThreadState);
}
public void Freeze()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("Bool"),
Value = "True",
Template = TextBoxTemplate,
});
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(new TestData()
{
Bool = true
}, null));
Assert.Throws <InvalidOperationException>(() => selector.Items.Add(new DXDataTemplateTrigger()));
Assert.Throws <InvalidOperationException>(() => selector.Items[0].Value = null);
Assert.Throws <InvalidOperationException>(() => selector.Items[0].Binding = null);
Assert.Throws <InvalidOperationException>(() => selector.Items[0].Template = null);
}
public void NullValue()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("Bool"),
Template = TextBoxTemplate,
});
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("String"),
Template = CheckBoxTemplate,
});
Assert.AreEqual(CheckBoxTemplate, selector.SelectTemplate(new TestData(), null));
Assert.AreEqual(null, selector.SelectTemplate(new TestData()
{
String = ""
}, null));
}
public void DefaultTemplateFirst()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Template = CheckBoxTemplate,
});
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("Bool"),
Value = "True",
Template = TextBoxTemplate,
});
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(new TestData()
{
Bool = true
}, null));
Assert.AreEqual(CheckBoxTemplate, selector.SelectTemplate(new TestData(), null));
}
public void DoNotListenINPCNotifications()
{
var selector = new DXDataTemplateSelector();
selector.Items.Add(new DXDataTemplateTrigger()
{
Binding = new Binding("Bool"),
Value = "True",
Template = TextBoxTemplate,
});
var data = ViewModelSource.Create <TestData>();
data.Bool = true;
Assert.AreEqual(1, data.BoolGetCount);
Assert.AreEqual(TextBoxTemplate, selector.SelectTemplate(data, null));
Assert.AreEqual(2, data.BoolGetCount);
data.Bool = false;
DispatcherHelper.DoEvents();
Assert.AreEqual(3, data.BoolGetCount);
Assert.AreEqual(null, selector.SelectTemplate(data, null));
Assert.AreEqual(4, data.BoolGetCount);
}
