/// <summary>
/// Gets a copy of this object to implement <see cref="ICloneable"/>.
/// </summary>
/// <returns></returns>
public object Clone()
{
var copy = new TextMarkerViewModel(Marker);
CopyItem(this, copy);
return(copy);
}
private void CopyItem(TextMarkerViewModel sourceItem,
TextMarkerViewModel targetItem,
bool CopyIsInEditMode = false)
{
targetItem._Marker = sourceItem.Marker.Clone() as TextMarker;
if (CopyIsInEditMode == true)
{
targetItem.IsInEditMode = sourceItem.IsInEditMode;
}
}
/// <summary>
/// Standard method that is called when editing of an item ends succesfully.
/// The object should permanently store changes and exit editing mode.
/// </summary>
void IEditableObject.EndEdit()
{
// clear cached data
_cachedCopy = null; // Destroy unedited back copy and
IsInEditMode = false; // ensure edit mode flag is unset
if (MarkerEditEventArgs != null)
{
MarkerEditEventArgs(this, new Markers.MarkerEditEventArgs(Marker, EditEvent.CommitEdit));
}
NotifyPropertyChanged(() => DateModified);
}
/// <summary>
/// Standard method that is called when this item is changing
/// its mode from non-editing (just display data) to editing.
/// </summary>
void IEditableObject.BeginEdit()
{
// save object state before entering edit mode
_cachedCopy = this.Clone() as TextMarkerViewModel;
// ensure edit mode flag is set
IsInEditMode = true;
if (MarkerEditEventArgs != null)
{
MarkerEditEventArgs(this, new Markers.MarkerEditEventArgs(Marker, EditEvent.BeginEdit));
}
}
/// <summary>
/// Standard method that is called when editing of an item is cancelled.
/// The object should roll back any changes and exit editing mode.
/// </summary>
void IEditableObject.CancelEdit()
{
// restore original object state
if (_cachedCopy != null)
{
CopyItem(_cachedCopy, this);
}
// clear cached data
_cachedCopy = null;
// ensure edit mode flag is unset
IsInEditMode = false;
if (MarkerEditEventArgs != null)
{
MarkerEditEventArgs(this, new Markers.MarkerEditEventArgs(Marker, EditEvent.CancelEdit));
}
}
internal object AddTextMarkerCommand_Executed(object arg)
{
var model = new TextMarker(new List <LogEntry>(),
this.Author, "<Double Click me to comment>");
var newTxMarker = new TextMarkerViewModel(model);
this.AddMarker(newTxMarker);
// Link text marker to currently selected items via TextMarker (model) Entries
YalvRegistry.Instance.ActualWorkspace.CurrentAnalysis.AddTextMarker(
_selectedEntries.Select(x => x.Entry), newTxMarker.GetModel());
foreach (LogEntryRowViewModel entry in _selectedEntries)
{
entry.UpdateTextMarkerQuantity();
}
OnMarkerAdded(new TextMarkerEventArgs(model)); // Generate an event on this to refresh the view
return(null);
}
private void RemoveMarker(TextMarkerViewModel oldMarker)
{
oldMarker.MarkerEditEventArgs -= NewMarker_MarkerEditEventArgs;
_textMarkerVmList.Remove(oldMarker);
}
private void AddMarker(TextMarkerViewModel newMarker)
{
newMarker.MarkerEditEventArgs += NewMarker_MarkerEditEventArgs;
_textMarkerVmList.Add(newMarker);
}
