protected new virtual void Move(int oldIndex, int newIndex)
{
MVVMControl control = Items[oldIndex];
Items.RemoveAt(oldIndex);
Items.Insert(newIndex, control);
OnMove(oldIndex, newIndex);
}
protected virtual void Insert(int index, object value)
{
MVVMControl control = (MVVMControl)Convert(value);
control._Parent = this;
control.DataContext = new MVVMBinding(value);
control.Build(Root);
Items.Insert(index, control);
OnInsert(index, control);
}
public MVVMItemsControl(Control control) : base(control)
{
OnDefaultDataTemplate = () => new MVVMLabel(new Label()
{
AutoSize = true
})
{
Text = new MVVMBinding()
};
OnItemsControlInsert = (index, currentControl) => {
MVVMControl mvvmControl = (MVVMControl)currentControl;
Control.Controls.Add(mvvmControl.Control);
Control.Controls.SetChildIndex(mvvmControl.Control, index);
};
OnItemsControlRemoveAt = index => Control.Controls.RemoveAt(index);
OnItemsControlMove = (oldIndex, newIndex) => Control.Controls.SetChildIndex(Control.Controls[oldIndex], newIndex);
OnItemsControlReset = () => Control.Controls.Clear();
}
public MVVMBinding(
MVVMBindingMode mode,
MVVMUpdateSourceTrigger updateSourceTrigger,
string path = null,
object value = null,
MVVMRelativeSource relativeSource = null,
string elementName = null,
MVVMControl element = null,
bool validatesOnExceptions = false
)
{
if (element != null)
{
Type = MVVMBindingType.Element;
}
else if (elementName != null)
{
Type = MVVMBindingType.ElementName;
}
else if (relativeSource != null)
{
Type = MVVMBindingType.RelativeSource;
}
else if (value != null)
{
Type = MVVMBindingType.Value;
}
else
{
Type = MVVMBindingType.Path;
}
_Mode = mode;
_UpdateSourceTrigger = updateSourceTrigger;
Path = path;
TargetValue = value;
ElementName = elementName;
Element = element;
ValidatesOnExceptions = validatesOnExceptions;
}
internal void Bind(bool isForce = false)
{
if (!IsFirstBind && !isForce)
{
switch (Type)
{
case MVVMBindingType.Value:
case MVVMBindingType.Element:
case MVVMBindingType.ElementName:
case MVVMBindingType.RelativeSource:
return;
}
}
IsFirstBind = false;
Unbind();
switch (Type)
{
case MVVMBindingType.Value:
break;
case MVVMBindingType.Path: {
object dataContext = null;
if (IsDataContext)
{
if (Control.Parent != null)
{
dataContext = Control.Parent.DataContext.GetTargetValue();
}
}
else
{
dataContext = Control.DataContext.GetTargetValue();
}
BindSource(dataContext);
break;
}
case MVVMBindingType.Element:
BindSource(Element);
break;
case MVVMBindingType.ElementName: {
MVVMControl control;
Control.Root.ControlNames.TryGetValue(ElementName, out control);
BindSource(control);
break;
}
case MVVMBindingType.RelativeSource: {
MVVMControl control = Control;
switch (RelativeSource.Mode)
{
case MVVMRelativeSourceMode.Self:
break;
case MVVMRelativeSourceMode.FindAncestor:
int ancestorCount = 0;
while (control != null)
{
if (RelativeSource.AncestorType == null || RelativeSource.AncestorType.IsInstanceOfType(control))
{
ancestorCount++;
if (ancestorCount == RelativeSource.AncestorLevel)
{
break;
}
}
control = control.Parent;
}
break;
default:
throw new NotImplementedException(RelativeSource.Mode.ToString());
}
BindSource(control);
break;
}
default:
throw new NotImplementedException(Type.ToString());
}
OneWaySetTargetValue();
}
public MVVMBinding(MVVMControl element, string path, MVVMBindingMode mode, MVVMUpdateSourceTrigger updateSourceTrigger) : this(element, path, mode)
{
_UpdateSourceTrigger = updateSourceTrigger;
}
public MVVMBinding(MVVMControl element, string path, MVVMBindingMode mode) : this(element, path)
{
_Mode = mode;
}
public MVVMBinding(MVVMControl element, string path) : this(element) {
Path = path;
}
public MVVMBinding(MVVMControl element, MVVMUpdateSourceTrigger updateSourceTrigger) : this(element) {
_UpdateSourceTrigger = updateSourceTrigger;
}
public MVVMBinding(MVVMControl element, MVVMBindingMode mode) : this(element) {
_Mode = mode;
}
public MVVMBinding(MVVMControl element)
{
Element = element;
Type = MVVMBindingType.Element;
}