internal string FindPrevFile(string fileName)
{
foreach (VideoGroup group in treeFiles.Items)
{
var tvi = treeFiles.ItemContainerGenerator.ContainerFromItem(group) as TreeViewItem;
for (int i = 0; i < group.Members.Count; i++)
{
VideoFile v = group.Members[i];
if (string.Compare(fileName, v.FileName, true) == 0)
{
if (i - 1 >= 0) //has prev
{
return(group.Members[i - 1].FileName);
}
}
}
}
return(null);
}
internal TreeViewItem FindFile(string fileName)
{
foreach (VideoGroup group in treeFiles.Items)
{
var tvi = treeFiles.ItemContainerGenerator.ContainerFromItem(group) as TreeViewItem;
foreach (var subItem in tvi.Items)
{
TreeViewItem childItem = tvi.ItemContainerGenerator.ContainerFromItem(subItem) as TreeViewItem;
if (childItem != null)
{
VideoFile v = childItem.DataContext as VideoFile;
if (string.Compare(fileName, v.FileName, true) == 0)
{
return(childItem);
}
}
}
}
return(null);
}
internal void DeleteVideoFile(VideoFile file)
{
foreach (VideoGroup g in _itemsSource)
{
foreach (VideoFile v in g.Members)
{
if (v.FileName == file.FileName)
{
v._dashCamFileInfo.DeleteRecording();
g.Members.Remove(v);
break;
}
}
//remove group if all files were removed
if (g.Members.Count == 0)
{
_itemsSource.Remove(g);
break;
}
}
}
internal VideoFile SelectFile(string fileName)
{
VideoFile v = null;
foreach (VideoGroup group in treeFiles.Items)
{
var tvi = treeFiles.ItemContainerGenerator.ContainerFromItem(group) as TreeViewItem;
foreach (VideoFile videoFile in tvi.Items)
{
TreeViewItem childItem = tvi.ItemContainerGenerator.ContainerFromItem(videoFile) as TreeViewItem;
if (childItem != null)
{
childItem.IsSelected = (string.Compare(fileName, videoFile.FileName, true) == 0);
if (childItem.IsSelected)
{
v = videoFile;
childItem.BringIntoView();
}
}
}
}
return(v);
}