public void ScalarCompositeBinding()
{
var dataSet = DataSetMock.ProductCategories(1);
var _ = dataSet._;
ScalarBinding <Label> label = null;
ScalarBinding <TextBlock> textBlock = null;
ScalarCompositeBinding <XamlPane> pane = null;
var elementManager = dataSet.CreateElementManager(builder =>
{
textBlock = _.Name.AsScalarTextBlock();
label = _.Name.AsScalarLabel(textBlock);
pane = new ScalarCompositeBinding <XamlPane>().AddChild(label, v => v.Label).AddChild(textBlock, v => v.TextBlock);
builder.Layout(Orientation.Vertical, 0)
.GridColumns("100").GridRows("100", "100")
.AddBinding(0, 0, pane)
.AddBinding(0, 1, _.Name.BindToTextBlock());
});
Assert.IsNull(label.GetSettingUpElement(0));
Assert.IsNull(textBlock.GetSettingUpElement(0));
Assert.AreEqual(1, label.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, label[0].Content);
Assert.AreEqual(1, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(textBlock[0], label[0].Target);
}
internal void Refresh(T v, ScalarPresenter p)
{
if (!IsFlushing && !IsLockedByFlushingError(v))
{
ScalarBinding.Refresh(v, p);
}
v.RefreshValidation(GetValidationInfo(p.FlowIndex));
}
/// <summary>
/// Adds behavior to scalar binding.
/// </summary>
/// <typeparam name="T">Element type of row binding.</typeparam>
/// <param name="scalarBinding">The scalar binding.</param>
/// <param name="behavior">The behavior.</param>
/// <returns>The scalar binding for fluent coding.</returns>
public static ScalarBinding <T> AddBehavior <T>(this ScalarBinding <T> scalarBinding, IScalarBindingBehavior <T> behavior)
where T : UIElement, new()
{
if (behavior == null)
{
throw new ArgumentNullException(nameof(behavior));
}
scalarBinding.InternalAddBehavior(behavior);
return(scalarBinding);
}
/// <summary>
/// Merges editor scalar binding into <see cref="InPlaceEditor"/>, with inert element displays as string.
/// </summary>
/// <typeparam name="T">The element type of editor scalar binding.</typeparam>
/// <param name="editorScalarBinding">The editor scalar binding.</param>
/// <param name="format">A composite format string.</param>
/// <param name="formatProvider">An object that supplies culture-specific formatting information.</param>
/// <returns>The scalar binding object of <see cref="InPlaceEditor"/>.</returns>
public static ScalarBinding <InPlaceEditor> MergeIntoInPlaceEditor <T>(this ScalarBinding <T> editorScalarBinding, string format = null, IFormatProvider formatProvider = null)
where T : UIElement, new()
{
var scalarInput = VerifyEditorBinding(editorScalarBinding, nameof(editorScalarBinding));
if (!(scalarInput.Target is Scalar scalar))
{
throw new ArgumentException(DiagnosticMessages.InPlaceEditor_EditorScalarBindingNotScalar, nameof(editorScalarBinding));
}
var inertScalarBinding = scalar.BindToTextBlock(format, formatProvider);
return(MergeIntoInPlaceEditor(scalarInput, inertScalarBinding));
}
private static ScalarInput <T> VerifyEditorBinding <T>(ScalarBinding <T> editorScalarBinding, string paramName)
where T : UIElement, new()
{
if (editorScalarBinding == null)
{
throw new ArgumentNullException(paramName);
}
var scalarInput = editorScalarBinding.Input;
if (scalarInput == null)
{
throw new ArgumentException(DiagnosticMessages.InPlaceEditor_VerifyEditorBinding, paramName);
}
return(scalarInput);
}
/// <summary>
/// Adds child binding.
/// </summary>
/// <typeparam name="TChild">Type of child view element.</typeparam>
/// <param name="childBinding">The child binding.</param>
/// <param name="childGetter">Getter to return child view element.</param>
/// <returns>This scalar composite binding for fluent coding.</returns>
public ScalarCompositeBinding <T> AddChild <TChild>(ScalarBinding <TChild> childBinding, Func <T, TChild> childGetter)
where TChild : UIElement, new()
{
Binding.VerifyAdding(childBinding, nameof(childBinding));
if (childGetter == null)
{
throw new ArgumentNullException(nameof(childGetter));
}
VerifyNotSealed();
_childBindings.Add(childBinding);
_childGetters.Add(childGetter);
childBinding.Seal(this, _childBindings.Count - 1);
return(this);
}
private static IScalars GetTargetScalars(IScalars result, ScalarBinding binding)
{
Debug.Assert(binding != null);
var input = binding.ScalarInput;
if (input != null)
{
return(result.Union(input.Target));
}
var childBindings = binding.ChildBindings;
if (childBindings == null)
{
return(result);
}
for (int i = 0; i < childBindings.Count; i++)
{
result = GetTargetScalars(result, childBindings[i]);
}
return(result);
}
public void ScalarBinding()
{
var dataSet = DataSetMock.ProductCategories(1);
var _ = dataSet._;
ScalarBinding <Label> label = null;
ScalarBinding <TextBlock> textBlock = null;
var elementManager = dataSet.CreateElementManager(builder =>
{
textBlock = _.Name.AsScalarTextBlock();
label = _.Name.AsScalarLabel(textBlock);
builder.GridColumns("100", "100", "100").GridRows("100").RowRange(2, 0, 2, 0)
.AddBinding(0, 0, label)
.AddBinding(1, 0, textBlock);
});
Assert.IsNull(label.GetSettingUpElement(0));
Assert.IsNull(textBlock.GetSettingUpElement(0));
Assert.AreEqual(1, label.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, label[0].Content);
Assert.AreEqual(1, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(textBlock[0], label[0].Target);
}
/// <summary>
/// Binds collection of <see cref="ScalarBinding"/> to <see cref="ValidationPlaceholder"/>.
/// </summary>
/// <param name="source">The source bindings.</param>
/// <returns>The scalar binding object.</returns>
public static ScalarBinding <ValidationPlaceholder> BindToValidationPlaceholder(this IReadOnlyList <ScalarBinding> source)
{
source.VerifyNotNull(nameof(source));
var scalars = GetTargetScalars(source);
var input = new ScalarBinding <ValidationPlaceholder>(onSetup: (v, p) =>
{
var containingElements = new UIElement[source.Count];
for (int i = 0; i < containingElements.Length; i++)
{
containingElements[i] = source[i].GetSettingUpElement();
}
v.Setup(containingElements);
}, onRefresh: null, onCleanup: (v, p) =>
{
v.Cleanup();
}).BeginInput(new ExplicitTrigger <ValidationPlaceholder>());
foreach (var scalar in scalars)
{
input.WithFlush(scalar, v => true);
}
return(input.EndInput());
}
/// <summary>
/// Binds the string to <see cref="Label"/>, with specified target scalar binding.
/// </summary>
/// <typeparam name="TTarget">The element type of target scalar binding.</typeparam>
/// <param name="source">The source string.</param>
/// <param name="target">The target scalar binding.</param>
/// <returns>The scalar binding object.</returns>
public static ScalarBinding <Label> BindToLabel <TTarget>(this string source, ScalarBinding <TTarget> target)
where TTarget : UIElement, new()
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
if (target == null)
{
throw new ArgumentNullException(nameof(source));
}
return(new ScalarBinding <Label>(
onSetup: (v, p) =>
{
v.Content = source;
v.Target = target.GetSettingUpElement(p);
},
onRefresh: null, onCleanup: null));
}
/// <summary>
/// Returns the operation that set initial focus to explicit scalar binding.
/// </summary>
/// <param name="binding">The scalar binding.</param>
/// <returns>The result <see cref="InitialFocus"/>.</returns>
public static InitialFocus Explicit(ScalarBinding binding)
{
binding.VerifyNotNull(nameof(binding));
return(new MoveToScalarBinding(binding));
}
public MoveToScalarBinding(ScalarBinding binding)
{
Debug.Assert(binding != null);
_binding = binding;
}
public void CompositeScalarBinding_flowable()
{
var dataSet = DataSetMock.ProductCategories(1);
var _ = dataSet._;
ScalarBinding <Label> label = null;
ScalarBinding <TextBlock> textBlock = null;
ScalarCompositeBinding <XamlPane> pane = null;
var elementManager = dataSet.CreateElementManager(builder =>
{
textBlock = _.Name.AsScalarTextBlock();
label = _.Name.AsFlowRepeatableScalarLabel(textBlock);
pane = new ScalarCompositeBinding <XamlPane>().RepeatWhenFlow()
.AddChild(label, v => v.Label).AddChild(textBlock, v => v.TextBlock);
builder.Layout(Orientation.Vertical, 0)
.GridColumns("100").GridRows("100", "100")
.AddBinding(0, 0, pane)
.AddBinding(0, 1, _.Name.BindToTextBlock());
});
Assert.AreEqual(1, pane.FlowRepeatCount);
Assert.AreEqual(0, pane[0].GetScalarFlowIndex());
Assert.AreEqual(1, label.FlowRepeatCount);
Assert.AreEqual("0. " + _.Name.DisplayName, label[0].Content);
Assert.AreEqual(0, label[0].GetScalarFlowIndex());
Assert.AreEqual(1, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(0, textBlock[0].GetScalarFlowIndex());
Assert.AreEqual(textBlock[0], label[0].Target);
Assert.AreEqual(pane[0].Children[0], label[0]);
Assert.AreEqual(pane[0].Children[1], textBlock[0]);
elementManager.FlowRepeatCount = 2;
Assert.AreEqual(2, pane.FlowRepeatCount);
Assert.AreEqual(0, pane[0].GetScalarFlowIndex());
Assert.AreEqual(1, pane[1].GetScalarFlowIndex());
Assert.AreEqual(2, label.FlowRepeatCount);
Assert.AreEqual("0. " + _.Name.DisplayName, label[0].Content);
Assert.AreEqual("1. " + _.Name.DisplayName, label[1].Content);
Assert.AreEqual(0, label[0].GetScalarFlowIndex());
Assert.AreEqual(1, label[1].GetScalarFlowIndex());
Assert.AreEqual(2, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[1].Text);
Assert.AreEqual(0, textBlock[0].GetScalarFlowIndex());
Assert.AreEqual(1, textBlock[1].GetScalarFlowIndex());
Assert.AreEqual(textBlock[0], label[0].Target);
Assert.AreEqual(textBlock[1], label[1].Target);
Assert.AreEqual(pane[0].Children[0], label[0]);
Assert.AreEqual(pane[0].Children[1], textBlock[0]);
Assert.AreEqual(pane[1].Children[0], label[1]);
Assert.AreEqual(pane[1].Children[1], textBlock[1]);
elementManager.FlowRepeatCount = 3;
Assert.AreEqual(3, pane.FlowRepeatCount);
Assert.AreEqual(0, pane[0].GetScalarFlowIndex());
Assert.AreEqual(1, pane[1].GetScalarFlowIndex());
Assert.AreEqual(2, pane[2].GetScalarFlowIndex());
Assert.AreEqual(3, label.FlowRepeatCount);
Assert.AreEqual("0. " + _.Name.DisplayName, label[0].Content);
Assert.AreEqual("1. " + _.Name.DisplayName, label[1].Content);
Assert.AreEqual("2. " + _.Name.DisplayName, label[2].Content);
Assert.AreEqual(0, label[0].GetScalarFlowIndex());
Assert.AreEqual(1, label[1].GetScalarFlowIndex());
Assert.AreEqual(2, label[2].GetScalarFlowIndex());
Assert.AreEqual(3, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[1].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[2].Text);
Assert.AreEqual(0, textBlock[0].GetScalarFlowIndex());
Assert.AreEqual(1, textBlock[1].GetScalarFlowIndex());
Assert.AreEqual(2, textBlock[2].GetScalarFlowIndex());
Assert.AreEqual(textBlock[0], label[0].Target);
Assert.AreEqual(textBlock[1], label[1].Target);
Assert.AreEqual(textBlock[2], label[2].Target);
Assert.AreEqual(pane[0].Children[0], label[0]);
Assert.AreEqual(pane[0].Children[1], textBlock[0]);
Assert.AreEqual(pane[1].Children[0], label[1]);
Assert.AreEqual(pane[1].Children[1], textBlock[1]);
Assert.AreEqual(pane[2].Children[0], label[2]);
Assert.AreEqual(pane[2].Children[1], textBlock[2]);
elementManager.FlowRepeatCount = 2;
Assert.AreEqual(2, pane.FlowRepeatCount);
Assert.AreEqual(0, pane[0].GetScalarFlowIndex());
Assert.AreEqual(1, pane[1].GetScalarFlowIndex());
Assert.AreEqual(2, label.FlowRepeatCount);
Assert.AreEqual("0. " + _.Name.DisplayName, label[0].Content);
Assert.AreEqual("1. " + _.Name.DisplayName, label[1].Content);
Assert.AreEqual(0, label[0].GetScalarFlowIndex());
Assert.AreEqual(1, label[1].GetScalarFlowIndex());
Assert.AreEqual(2, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[1].Text);
Assert.AreEqual(0, textBlock[0].GetScalarFlowIndex());
Assert.AreEqual(1, textBlock[1].GetScalarFlowIndex());
Assert.AreEqual(textBlock[0], label[0].Target);
Assert.AreEqual(textBlock[1], label[1].Target);
Assert.AreEqual(pane[0].Children[0], label[0]);
Assert.AreEqual(pane[0].Children[1], textBlock[0]);
Assert.AreEqual(pane[1].Children[0], label[1]);
Assert.AreEqual(pane[1].Children[1], textBlock[1]);
}
/// <summary>
/// Adds scalar binding.
/// </summary>
/// <param name="left">Index of left grid column.</param>
/// <param name="top">Index of top grid row.</param>
/// <param name="right">Index of right grid column.</param>
/// <param name="bottom">Index of bottom grid row.</param>
/// <param name="scalarBinding">The scalar binding.</param>
/// <returns>This template builder for fluent coding.</returns>
public TemplateBuilder AddBinding(int left, int top, int right, int bottom, ScalarBinding scalarBinding)
{
Binding.VerifyAdding(scalarBinding, nameof(scalarBinding));
Template.AddBinding(Template.Range(left, top, right, bottom), scalarBinding);
return(this);
}
/// <summary>
/// Adds scalar binding.
/// </summary>
/// <param name="column">Index of grid column.</param>
/// <param name="row">Index of grid row.</param>
/// <param name="scalarBinding">The scalar binding.</param>
/// <returns>This template builder for fluent coding.</returns>
public TemplateBuilder AddBinding(int column, int row, ScalarBinding scalarBinding)
{
return(AddBinding(column, row, column, row, scalarBinding));
}
public void ScalarBinding_flowable()
{
var dataSet = DataSetMock.ProductCategories(1);
var _ = dataSet._;
ScalarBinding <Label> label = null;
ScalarBinding <TextBlock> textBlock = null;
var elementManager = dataSet.CreateElementManager(builder =>
{
textBlock = _.Name.AsScalarTextBlock().RepeatWhenFlow();
label = _.Name.AsFlowRepeatableScalarLabel(textBlock);
builder.Layout(Orientation.Vertical, 0)
.GridColumns("100", "100").GridRows("100", "100")
.AddBinding(0, 0, label)
.AddBinding(0, 1, 1, 1, _.Name.BindToTextBlock())
.AddBinding(1, 0, textBlock);
});
elementManager.FlowRepeatCount = 2;
Assert.IsNull(label.GetSettingUpElement(0));
Assert.IsNull(textBlock.GetSettingUpElement(0));
Assert.AreEqual(2, label.FlowRepeatCount);
Assert.AreEqual("0. " + _.Name.DisplayName, label[0].Content);
Assert.AreEqual("1. " + _.Name.DisplayName, label[1].Content);
Assert.AreEqual(0, label[0].GetScalarFlowIndex());
Assert.AreEqual(1, label[1].GetScalarFlowIndex());
Assert.AreEqual(2, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[1].Text);
Assert.AreEqual(0, textBlock[0].GetScalarFlowIndex());
Assert.AreEqual(1, textBlock[1].GetScalarFlowIndex());
Assert.AreEqual(textBlock[0], label[0].Target);
Assert.AreEqual(textBlock[1], label[1].Target);
elementManager.FlowRepeatCount = 3;
Assert.AreEqual(3, label.FlowRepeatCount);
Assert.AreEqual("0. " + _.Name.DisplayName, label[0].Content);
Assert.AreEqual("1. " + _.Name.DisplayName, label[1].Content);
Assert.AreEqual("2. " + _.Name.DisplayName, label[2].Content);
Assert.AreEqual(0, label[0].GetScalarFlowIndex());
Assert.AreEqual(1, label[1].GetScalarFlowIndex());
Assert.AreEqual(2, label[2].GetScalarFlowIndex());
Assert.AreEqual(3, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[1].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[2].Text);
Assert.AreEqual(0, textBlock[0].GetScalarFlowIndex());
Assert.AreEqual(1, textBlock[1].GetScalarFlowIndex());
Assert.AreEqual(2, textBlock[2].GetScalarFlowIndex());
Assert.AreEqual(textBlock[0], label[0].Target);
Assert.AreEqual(textBlock[1], label[1].Target);
Assert.AreEqual(textBlock[2], label[2].Target);
elementManager.FlowRepeatCount = 2;
Assert.AreEqual(2, label.FlowRepeatCount);
Assert.AreEqual("0. " + _.Name.DisplayName, label[0].Content);
Assert.AreEqual("1. " + _.Name.DisplayName, label[1].Content);
Assert.AreEqual(0, label[0].GetScalarFlowIndex());
Assert.AreEqual(1, label[1].GetScalarFlowIndex());
Assert.AreEqual(2, textBlock.FlowRepeatCount);
Assert.AreEqual(_.Name.DisplayName, textBlock[0].Text);
Assert.AreEqual(_.Name.DisplayName, textBlock[1].Text);
Assert.AreEqual(0, textBlock[0].GetScalarFlowIndex());
Assert.AreEqual(1, textBlock[1].GetScalarFlowIndex());
Assert.AreEqual(textBlock[0], label[0].Target);
Assert.AreEqual(textBlock[1], label[1].Target);
}
/// <summary>
/// Adds scalar binding.
/// </summary>
/// <typeparam name="TElement">Type of view element.</typeparam>
/// <param name="element">The view element.</param>
/// <param name="scalarBinding">The scalar binding.</param>
/// <returns>This template builder for fluent coding.</returns>
public T AddBinding <TElement>(TElement element, ScalarBinding <TElement> scalarBinding)
where TElement : UIElement, new()
{
Template.AddBinding(element, scalarBinding);
return((T)this);
}
public static ScalarBinding <Label> AsScalarLabel <TTarget>(this Column source, ScalarBinding <TTarget> target = null, string format = null, IFormatProvider formatProvider = null)
where TTarget : UIElement, new()
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
return(new ScalarBinding <Label>(
onSetup: (v, p) =>
{
v.Content = source.DisplayName.ToString(format, formatProvider);
if (target != null)
{
v.Target = target.GetSettingUpElement(p);
}
},
onRefresh: null,
onCleanup: null));
}
internal ScalarInput(ScalarBinding <T> scalarBinding, Trigger <T> flushTrigger, Trigger <T> progressiveFlushTrigger)
: base(flushTrigger, progressiveFlushTrigger)
{
Debug.Assert(scalarBinding != null);
ScalarBinding = scalarBinding;
}
/// <summary>
/// Merges editor scalar binding into <see cref="InPlaceEditor"/>, with inert scalar binding.
/// </summary>
/// <typeparam name="TEditor">The element type of editor scalar binding.</typeparam>
/// <typeparam name="TInert">The element type of inert scalar binding.</typeparam>
/// <param name="editorScalarBinding">The editor scalar binding.</param>
/// <param name="inertScalarBinding">The inert scacalr binding.</param>
/// <returns>The scalar binding object of <see cref="InPlaceEditor"/>.</returns>
public static ScalarBinding <InPlaceEditor> MergeIntoInPlaceEditor <TEditor, TInert>(this ScalarBinding <TEditor> editorScalarBinding, ScalarBinding <TInert> inertScalarBinding)
where TEditor : UIElement, new()
where TInert : UIElement, new()
{
var scalarInput = VerifyEditorBinding(editorScalarBinding, nameof(editorScalarBinding));
inertScalarBinding.VerifyNotNull(nameof(inertScalarBinding));
return(MergeIntoInPlaceEditor(scalarInput, inertScalarBinding));
}
private static ScalarBinding <InPlaceEditor> MergeIntoInPlaceEditor <TEditing, TInert>(this ScalarInput <TEditing> scalarInput, ScalarBinding <TInert> inertScalarBinding)
where TEditing : UIElement, new()
where TInert : UIElement, new()
{
Debug.Assert(scalarInput != null);
Debug.Assert(inertScalarBinding != null);
return(InPlaceEditor.AddToInPlaceEditor(scalarInput, inertScalarBinding));
}