public UIMenuItemSlider(
string text,
UIMenuAction action = null,
FieldBinding field = null,
float step = 0.1f,
Color c = default(Color))
: base(action)
{
if (c == new Color())
{
c = Colors.MenuOption;
}
UIDivider uiDivider = new UIDivider(true, 0.0f);
UIText uiText = new UIText(text, c);
uiText.align = UIAlign.Left;
uiDivider.leftSection.Add((UIComponent)uiText, true);
UIProgressBar uiProgressBar = new UIProgressBar(30f, 7f, field, step);
uiProgressBar.align = UIAlign.Right;
uiDivider.rightSection.Add((UIComponent)uiProgressBar, true);
this.rightSection.Add((UIComponent)uiDivider, true);
this._arrow = new UIImage("contextArrowRight");
this._arrow.align = UIAlign.Right;
this._arrow.visible = false;
this.leftSection.Add((UIComponent)this._arrow, true);
this._field = field;
this._step = step;
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
picker.ValueChanged -= OnDatePickerValueChanged;
}
_target = null;
base.Dispose(disposing);
}
protected internal virtual FieldBinding VisitFieldBinding(FieldBinding fb)
{
var r = Visit(fb.Binding);
if (r == fb.Binding)
{
return(fb);
}
return(new FieldBinding(fb.FieldInfo, r));
}
public Expression GetBinding(FieldInfo fi)
{
if (Bindings == null)
{
throw new InvalidOperationException("EntityInitiExpression not completed");
}
FieldBinding binding = Bindings.Where(fb => ReflectionTools.FieldEquals(fi, fb.FieldInfo)).SingleEx(() => "field '{0}' in {1} (field Ignored?)".FormatWith(fi.Name, this.Type.TypeName()));
return(binding.Binding);
}
public ContextTextbox(string text, IContextListener owner, FieldBinding field = null)
: base(owner)
{
this.itemSize.x = 150f;
this.itemSize.y = 16f;
this._text = text;
this._field = field;
if (field == null)
{
this._field = new FieldBinding((object)this, "isChecked");
}
this._fancyFont = new FancyBitmapFont("smallFont");
}
private void cmdAdd_Click(object sender, EventArgs e)
{
_binding.HasChanges = true;
var field = _binding.AddField();
var binding = new FieldBinding(field);
_fields.Add(binding);
lstFields.UpdateLayout();
lstFields.ScrollIntoView(binding);
Dispatcher.BeginInvoke(() =>
binding.IsEditing = true);
}
public UINumber(
float wide,
float high,
FieldBinding field,
string append = "",
FieldBinding filterField = null,
MatchSetting setting = null)
: base("0", Color.White)
{
this._setting = setting;
this._field = field;
this._append = append;
this._filterField = filterField;
}
private void Configure(FieldBinding binding)
{
var widget = (DateWidget)binding
.Metadata
.Widget();
picker.Mode = widget.Time
? UIDatePickerMode.Time
: UIDatePickerMode.Date;
DateTime currentValue;
if (DateTime.TryParse(binding.ValueProvider.Value, out currentValue))
{
picker.SetDate(currentValue, false);
}
}
public ContextRadio(
string text,
bool selected,
object index,
IContextListener owner,
FieldBinding field = null)
: base(owner)
{
this.itemSize.x = 150f;
this.itemSize.y = 16f;
this._text = text;
this._selected = field == null ? selected : field.value == index;
this._field = field;
this._index = index;
this.depth = new Depth(0.8f);
this._radioButton = new SpriteMap("Editor/radioButton", 16, 16);
}
/// <summary>
/// Evaluates the current state of the field binding
/// and decides the optimal row height for rendering.
/// </summary>
/// <param name="binding">The backing field binding.</param>
internal static float GetHeightForRow(FieldBinding binding)
{
if (UseImageCell(binding))
{
return(ImageCellHeight);
}
if (UseLargeTextCell(binding))
{
return(binding.IsValid
? LargeTextCellHeight
: LargeTextErrorCellHeight);
}
return(binding.IsValid
? TextCellHeight
: TextErrorCellHeight);
}
public ContextFile(
string text,
IContextListener owner,
FieldBinding field = null,
ContextFileType type = ContextFileType.Level)
: base(owner)
{
this.itemSize.x = 150f;
this.itemSize.y = 16f;
this._text = text;
this._field = field;
this.depth = new Depth(0.8f);
this._type = type;
this.fancy = true;
if (field != null)
{
return;
}
this._field = new FieldBinding((object)this, "isChecked");
}
public ContextFile(
string text,
IContextListener owner,
FieldBinding field,
ContextFileType type,
string valTooltip)
: base(owner)
{
this.itemSize.x = 150f;
this.itemSize.y = 16f;
this._text = text;
this._field = field;
this.depth = new Depth(0.8f);
this._type = type;
this.fancy = true;
if (field == null)
{
this._field = new FieldBinding((object)this, "isChecked");
}
this.tooltip = valTooltip;
}
internal static bool UseImageCell(FieldBinding binding)
{
return(binding.Metadata.Widget() is ImageWidgetDefinition);
}
internal static bool UseLargeTextCell(FieldBinding binding)
{
//TODO: Ask Rolim for a "large text" widget and then get rid of this method.
return("longdescription_.ldtext".Equals(binding.Metadata.Attribute,
StringComparison.OrdinalIgnoreCase));
}
public UIChangingText(float wide, float high, FieldBinding field, FieldBinding filterBinding)
: base("ON OFF ", Color.White)
{
this._field = field;
this._filterBinding = filterBinding;
}
/// <summary>
/// Compile the data extractor method for a given object <see cref="Type"/>.
/// </summary>
/// <param name="type">The type of object for which bindings are to be compiled.</param>
/// <param name="bindings">The set of mutable field bindings that are to be mapped.</param>
private static Func<Object, IDictionary<String, Object>> CompileGetStateMethod(Type type, FieldBinding[] bindings)
{
var methodBody = new List<Expression>();
var value = Expression.Parameter(typeof(Object), "value");
var result = Expression.Label(typeof(IDictionary<String, Object>));
var state = Expression.Variable(typeof(IDictionary<String, Object>), "state");
var source = Expression.Variable(type, "source");
methodBody.Add(Expression.Assign(state, Expression.New(DictionaryConstructor, Expression.Constant(bindings.Length))));
methodBody.Add(Expression.Assign(source, Expression.Convert(value, type)));
foreach (var binding in bindings)
{
var expression = Expression.Call(state, DictionaryAddMethod, Expression.Constant(binding.Metadata.Name), Expression.Convert(Expression.Field(source, binding.Field), typeof(Object)));
if (binding.Metadata.EmitDefaultValue)
methodBody.Add(expression);
else
methodBody.Add(Expression.IfThen(Expression.NotEqual(Expression.Field(source, binding.Field), Expression.Default(binding.Field.FieldType)), expression));
}
methodBody.Add(Expression.Return(result, state));
methodBody.Add(Expression.Label(result, Expression.TypeAs(Expression.Constant(null), state.Type)));
return Expression.Lambda<Func<Object, IDictionary<String, Object>>>(Expression.Block(new[] { state, source }, methodBody), value).Compile();
}
/// <summary>
/// Evaluates the binding state and decides
/// which cell template must be constructed.
/// </summary>
/// <param name="tableView">The parent <see cref="UITableView"/>.</param>
/// <param name="fieldBinding">The field binding backing the cell.</param>
public static DetailFieldCellBase ConstructFieldCell(UITableView tableView, FieldBinding fieldBinding)
{
if (DetailFieldCellBase.UseImageCell(fieldBinding))
{
return(ConstructImageCell(tableView, fieldBinding));
}
if (DetailFieldCellBase.UseLargeTextCell(fieldBinding))
{
return(fieldBinding.IsValid
? ConstructFieldLargeTextCell(tableView, fieldBinding)
: ConstructFieldLargeTextErrorCell(tableView, fieldBinding));
}
return(fieldBinding.IsValid
? ConstructFieldPlainCell(tableView, fieldBinding)
: ConstructFieldPlainErrorCell(tableView, fieldBinding));
}
/// <summary>
/// Constructs a cell with a label and a large
/// textbox, in an invalid input state.
/// </summary>
/// <param name="tableView">The parent <see cref="UITableView"/>.</param>
/// <param name="fieldBinding">The field binding backing the cell.</param>
private static DetailFieldCellBase ConstructFieldLargeTextErrorCell(UITableView tableView, FieldBinding fieldBinding)
{
var cell = (DetailFieldLargeTextErrorCell)tableView.DequeueReusableCell("DetailFieldLargeTextErrorCell");
cell.Construct(fieldBinding.Metadata, (ValueProvider)fieldBinding.ValueProvider);
cell.Message = fieldBinding
.AsIDataErrorInfo()
.Error;
return(cell);
}
private void Attach(FieldBinding binding)
{
_target = binding;
Configure(binding);
}
public static Attachment Attach(UITableView tableView, NSIndexPath toIndexPath, FieldBinding toField, DetailDatePickerCell datePicker)
{
if (tableView == null)
{
throw new ArgumentNullException("tableView");
}
if (toIndexPath == null)
{
throw new ArgumentNullException("toIndexPath");
}
if (toField == null)
{
throw new ArgumentNullException("toField");
}
if (datePicker == null)
{
throw new ArgumentNullException("datePicker");
}
var datePickerPath = IndexPathForAttachment(toIndexPath);
tableView.InsertRows(new[] { datePickerPath }, UITableViewRowAnimation.Fade);
datePicker.Attach(toField);
return(new Attachment(tableView, toIndexPath, datePicker, datePickerPath));
}
/// <summary>
/// Compile the data assignment method for a given object <see cref="Type"/>.
/// </summary>
/// <param name="type">The type of object for which bindings are to be compiled.</param>
/// <param name="bindings">The set of mutable field bindings that are to be mapped.</param>
private static Action<Object, IDictionary<String, Object>> CompileSetStateMethod(Type type, FieldBinding[] bindings)
{
var methodBody = new List<Expression>();
var value = Expression.Parameter(typeof(Object), "value");
var result = Expression.Variable(typeof(Object), "result");
var state = Expression.Parameter(typeof(IDictionary<String, Object>), "state");
var source = Expression.Variable(type, "source");
methodBody.Add(Expression.Assign(source, Expression.Convert(value, type)));
foreach (var binding in bindings)
{
var tryGetValue = Expression.Call(state, DictionaryTryGetValueMethod, Expression.Constant(binding.Metadata.Name), result);
var assignValue = Expression.Assign(Expression.Field(source, binding.Field), Expression.Convert(result, binding.Field.FieldType));
var expression = binding.Metadata.IsRequired
? Expression.IfThenElse(tryGetValue, assignValue, Expression.Throw(Expression.New(MissingMemberExceptionConstructor, Expression.Constant(type.FullName), Expression.Constant(binding.Metadata.Name))))
: Expression.IfThen(tryGetValue, assignValue);
methodBody.Add(expression);
}
return Expression.Lambda<Action<Object, IDictionary<String, Object>>>(Expression.Block(new[] { source, result }, methodBody), value, state).Compile();
}
public static void SetBinding(this BackingFieldsStore.IBackingFieldInfo target, FieldBinding binding)
{
FieldBindingOperations.SetBinding(target, binding);
}
/// <summary>
/// Constructs a cell containing an image thumbnail.
/// </summary>
/// <param name="tableView">The parent <see cref="UITableView"/>.</param>
/// <param name="fieldBinding">The field binding backing the cell.</param>
private static DetailFieldCellBase ConstructImageCell(UITableView tableView, FieldBinding fieldBinding)
{
var cell = (DetailImageCell)tableView.DequeueReusableCell("DetailImageCell");
cell.Construct(fieldBinding.Metadata, (ValueProvider)fieldBinding.ValueProvider);
return(cell);
}
public void AddBinding(string fieldName, FieldBinding binding)
{
this.AddAssociatedControl(binding.BoundControl);
this.Bindings.Add(fieldName, binding);
}
/// <summary>
/// Initializes a new instance of <see cref="ObjectBinding"/>.
/// </summary>
/// <param name="fields">The object fields.</param>
/// <param name="getState">The read binding.</param>
/// <param name="setState">The write binding.</param>
public ObjectBinding(FieldBinding[] fields, Func<Object, IDictionary<String, Object>> getState, Action<Object, IDictionary<String, Object>> setState)
{
Verify.NotNull(fields, nameof(fields));
Verify.NotNull(getState, nameof(getState));
Verify.NotNull(setState, nameof(setState));
this.fields = fields.ToDictionary(binding => binding.Metadata.Name, binding => binding);
this.getState = getState;
this.setState = setState;
}
