protected override void OnMouseLeftButtonDown(System.Windows.Input.MouseButtonEventArgs e)
{
base.OnMouseLeftButtonDown(e);
if (mOccurrenceYPositions != null)
{
double mouseY = Math.Floor(e.GetPosition(this).Y);
int closestOccurrenceIndex = GetIndexOfClosestOccurrence(mouseY);
if (closestOccurrenceIndex >= 0)
{
SelectedOccurrence = new ViewModel.OccurrenceViewModel(mOccurrences[closestOccurrenceIndex], null);
return;
}
}
SelectedOccurrence = null;
}
/// <summary>
/// Handles finishing of match occurrence retrival.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void occurenceEvaluator_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
var searchHitAndOccurrences = (Tuple <Engine.Interfaces.ISearchHit, ReadOnlyCollection <IOccurrence> >)e.Result;
var occurrences = searchHitAndOccurrences.Item2;
if (occurrences != null)
{
// Create a list of occurrence view models from the gathered occurrences.
Occurrences = occurrences.Select(occurrence => new OccurrenceViewModel(occurrence, searchHitAndOccurrences.Item1)).ToArray();
// Set the number of occurrences.
NumberOfOccurrences = occurrences.Count;
}
else
{
Occurrences = new OccurrenceViewModel[] {};
NumberOfOccurrences = 0;
}
}
/// <summary>
/// Jumps to next occurrence.
/// </summary>
internal void GotoNextOccurrence()
{
if (mOccurrences == null || mOccurrences.Count == 0)
{
return;
}
if (mCurrentOccurrenceIndex >= 0)
{
++mCurrentOccurrenceIndex;
if (mCurrentOccurrenceIndex >= mOccurrences.Count)
{
mCurrentOccurrenceIndex = 0;
}
}
else
{
mCurrentOccurrenceIndex = 0;
}
mCurrentOccurrence = mOccurrences[mCurrentOccurrenceIndex];
OnPropertyChanged("CurrentOccurrence");
}
/// <summary>
/// Jumps to previous occurrence.
/// </summary>
internal void GotoPreviousOccurrence()
{
if (mOccurrences == null || mOccurrences.Count == 0)
{
return;
}
if (mCurrentOccurrenceIndex >= 0)
{
--mCurrentOccurrenceIndex;
if (mCurrentOccurrenceIndex < 0)
{
mCurrentOccurrenceIndex = mOccurrences.Count - 1;
}
}
else
{
mCurrentOccurrenceIndex = mOccurrences.Count - 1;
}
mCurrentOccurrence = mOccurrences[mCurrentOccurrenceIndex];
OnPropertyChanged("CurrentOccurrence");
}
/// <summary>
/// Handles the change of the Occurrences property.
/// </summary>
/// <param name="oldValue"></param>
/// <param name="newValue"></param>
protected virtual void OnSelectedOccurrenceChanged(ViewModel.OccurrenceViewModel oldValue, ViewModel.OccurrenceViewModel newValue)
{
RaiseSelectedOccurrenceChangedEvent();
}
