private void FirePresetDeleted(UserPresetItemView item)
{
if (PresetDeleted != null)
{
PresetDeleted(this, new UserPresetEventArgs(item));
}
}
public void TakeSnapshot(UserPresetItemView item, StreamViewerControl imageSource)
{
timer.Stop();
Target = item;
StreamViewer = imageSource;
timer.Start();
}
private void FireRestorePreset(UserPresetItemView item)
{
if (lv.SelectedIndices.Count > 0)
{
if (RestorePreset != null)
{
RestorePreset(this, new UserPresetEventArgs(item));
}
}
}
/// <summary>
/// Adds a singular item to the presets control
/// </summary>
/// <param name="item">item to add</param>
public void Add(UserPresetItemView item)
{
if (item.Image == null)
{
item.Image = LoadImageIfPresent(item.Preset.ID);
}
item.PropertyChanged += new PropertyChangedEventHandler(favorite_PropertyChanged);
Items.Add(item);
lv.VirtualListSize++;
btnClear.Visible = true;
}
/// <summary>
/// Removes any items that are not in the given UserPresetStore, and updates items that do exist, retaining any images
/// </summary>
/// <param name="userPresetStore">the presets to update from -- note: this object is altered!</param>
public void UpdateItems(UserPresetStore userPresetStore)
{
Debug.WriteLine("UserPresetsControl.UpdateItems");
if (userPresetStore == null)
{
return;
}
//Step 1: Remove items that no longer exist
List <int> indexesToDelete = new List <int>();
for (int i = 0; i < this.Items.Count; i++)
{
if (!userPresetStore.Contains(this.Items[i].Preset.ID))
{
indexesToDelete.Add(i);
}
}
//iterate these backwards so the list shrinks predictably, instead of accidently deleteing the wrong items
for (int i = indexesToDelete.Count - 1; i >= 0; i--)
{
this.Delete(indexesToDelete[i]);
}
//Step 2: Update items that we still have
foreach (UserPresetItemView i in this.Items)
{
if (userPresetStore.Contains(i.Preset.ID))
{
i.Preset = userPresetStore[i.Preset.ID];
//remove items we already have, so we don't get duplicates
userPresetStore.Remove(i.Preset.ID);
}
}
//Step 3: Add new items
foreach (UserPresetItem i in userPresetStore)
{
UserPresetItemView view = new UserPresetItemView();
view.Preset = i;
this.Add(view);
}
}
private void presets_AddPreset(object sender, EventArgs e)
{
try
{
MicrowaveTuningPreset item = client.SavePreset() as MicrowaveTuningPreset;
if (item != null)
{
UserPresetItemView view = new UserPresetItemView();
view.Preset = item;
view.Image = StreamViewerControl.GetSnapshot();
presets.Add(view);
}
}
catch (Exception ex)
{
FCMessageBox.Show(@"Can't add preset!", "There was an error fetching the preset from the server.", this);
ErrorLogger.DumpToDebug(ex);
}
}
/// <summary>
/// Called when the Favorites control needs a favorite added to it
/// </summary>
private void ptzFavoritesControl_AddFavorite(object sender, EventArgs e)
{
try
{
if (client != null)
{
UserPresetItem preset = client.SavePreset();
if (preset != null)
{
UserPresetItemView view = new UserPresetItemView();
view.Image = StreamViewerControl.GetSnapshot();
view.Preset = preset;
ptzFavoritesControl.Add(view);
}
}
}
catch (Exception ex)
{
ErrorLogger.DumpToDebug(ex);
Stop();
}
}
public UserPresetEventArgs(UserPresetItemView item)
{
Item = item;
}
