void AddField(Vector4 initialValue, int index, string subLabel)
{
var dummy = new VisualElement {
name = "dummy"
};
var label = new Label(subLabel);
dummy.Add(label);
Add(dummy);
var field = new IntegerField {
userData = index, value = (int)initialValue[index]
};
var dragger = new FieldMouseDragger <int>(field);
dragger.SetDragZone(label);
field.Q("unity-text-input").RegisterCallback <KeyDownEvent>(evt =>
{
// Record Undo for input field edit
if (m_UndoGroup == -1)
{
m_UndoGroup = Undo.GetCurrentGroup();
m_Node.owner.owner.RegisterCompleteObjectUndo("Change " + m_Node.name);
}
// Handle scaping input field edit
if (evt.keyCode == KeyCode.Escape && m_UndoGroup > -1)
{
Undo.RevertAllDownToGroup(m_UndoGroup);
m_UndoGroup = -1;
evt.StopPropagation();
}
// Dont record Undo again until input field is unfocused
m_UndoGroup++;
this.MarkDirtyRepaint();
});
// Called after KeyDownEvent
field.RegisterValueChangedCallback(evt =>
{
// Only true when setting value via FieldMouseDragger
// Undo recorded once per dragger release
if (m_UndoGroup == -1)
{
m_Node.owner.owner.RegisterCompleteObjectUndo("Change " + m_Node.name);
}
var value = m_Get();
if (value[index] != (float)evt.newValue)
{
value[index] = (float)evt.newValue;
m_Set(value);
m_Node.Dirty(ModificationScope.Node);
}
});
// Reset UndoGroup when done editing input field & update title
field.Q("unity-text-input").RegisterCallback <FocusOutEvent>(evt =>
{
m_Node.owner.owner.isDirty = true;
m_UndoGroup = -1;
});
Add(field);
}
void SetDragFieldLimit(IntegerField field, int value)
{
// The only way to know if value change is due to dragger or text input
var t = field.Q("unity-text-input");
if (!t.focusController.IsFocused(t))
{
// Value changed due to drag. We set back the field so to show the drag limit
field.SetValueWithoutNotify(value);
}
}
