private async void AddFeed(RoutedEventArgs e)
{
// Hides browser otherwise dialog gets behind it
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
var FeedText = await _dialogCoordinator.ShowInputAsync(this, "Add Feed", "Enter the URL of the feed:");
if (FeedText != null)
{
string errMsg = null;
try
{
Uri feedUri = new Uri(FeedText);
Data.Feed f = new Data.Feed();
f.Location = feedUri;
f.UpdateFromUri(true, RetentionDays);
f.Save(true);
InitializeData(true);
}
catch (Exception ex)
{
errMsg = ex.Message;
}
if (errMsg != null)
{
await _dialogCoordinator.ShowMessageAsync(this, "Add Feed", "Unable to create a feed for the supplied URL: " + errMsg);
}
}
IsBrowserVisible = true;
RaisePropertyChanged("IsBrowserVisible");
}
private async void ImportOPML(RoutedEventArgs e)
{
try
{
OPML opml = new OPML();
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Multiselect = false;
openFileDialog.DefaultExt = ".opml";
openFileDialog.Filter = "OPML Files (*.opml)|*.opml";
Exception exc = null;
if (openFileDialog.ShowDialog() == true)
{
List<Feed> t = opml.Import(openFileDialog.FileName);
foreach (Feed f in t)
{
try
{
Data.Feed feed = new Data.Feed(f);
feed.Location = f.Location;
feed.Save(false);
}
catch (Exception ee)
{
exc = ee;
}
}
// Reload tree
InitializeData(true);
await _dialogCoordinator.ShowMessageAsync(this, "Import OPML", "OPML imported successfully. Allow some minutes to let feed titles update from the RSS feed.");
// Update details from the uri
Task updaterTask = Task.Factory.StartNew(async () =>
{
_updaterInPause = true;
foreach (Feed f in t)
{
try
{
Data.Feed feed = new Data.Feed(f);
feed.Location = f.Location;
feed.UpdateFromUri(true, RetentionDays);
feed.Save(true);
}
catch (Exception ee)
{
exc = ee;
}
}
_updaterInPause = false;
InitializeData(true);
if (exc != null)
await _dialogCoordinator.ShowMessageAsync(this, "Import OPML", "Unable to update feeds: " + exc.Message);
},
CancellationToken.None,
TaskCreationOptions.None,
TaskScheduler.Default);
if (exc != null)
throw exc;
}
}
catch (Exception ex)
{
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
await _dialogCoordinator.ShowMessageAsync(this, "Import OPML", "Unable to import: " + ex.Message);
}
}
private async void AddFeed(RoutedEventArgs e)
{
// Hides browser otherwise dialog gets behind it
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
var FeedText = await _dialogCoordinator.ShowInputAsync(this, "Add Feed", "Enter the URL of the feed:");
if (FeedText != null)
{
string errMsg = null;
try
{
Uri feedUri = new Uri(FeedText);
Data.Feed f = new Data.Feed();
f.Location = feedUri;
f.UpdateFromUri(true, RetentionDays);
f.Save(true);
InitializeData(true);
}
catch (Exception ex)
{
errMsg = ex.Message;
}
if (errMsg != null)
{
await _dialogCoordinator.ShowMessageAsync(this, "Add Feed", "Unable to create a feed for the supplied URL: " + errMsg);
}
}
IsBrowserVisible = true;
RaisePropertyChanged("IsBrowserVisible");
}
private async void EditFeed(RoutedEventArgs e)
{
if (_selectedNode == null)
return;
SimpleTreeNodeViewModel tvm = (SimpleTreeNodeViewModel)_selectedNode;
Model.Feed selectedFeed = null;
if (tvm.Node is Model.Feed)
{
selectedFeed = (Model.Feed)tvm.Node;
}
else
{
if (tvm.Node is Model.Host)
{
try
{
Model.Host selectedHost = (Model.Host)tvm.Node;
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
MetroDialogSettings diagSettings = new MetroDialogSettings();
diagSettings.DefaultText = selectedHost.Zoom.ToString();
var ZoomLevel = await _dialogCoordinator.ShowInputAsync(this, "Set Zoom Level", "Enter the desired zoom level for this host: ", diagSettings);
int prevZoom = selectedHost.Zoom;
selectedHost.Zoom = Int32.Parse(ZoomLevel.ToString());
Data.Host dh = new Data.Host(selectedHost);
dh.Save();
if (prevZoom != selectedHost.Zoom)
{
var msg = new SendSetZoomMessage(selectedHost.Zoom);
msg.SetImmediately = true;
Messenger.Default.Send<SendSetZoomMessage>(msg);
}
}
catch (Exception ex)
{
await _dialogCoordinator.ShowMessageAsync(this, "Set Zoom Level", "Unable to set zoom: " + ex.Message);
}
finally
{
IsBrowserVisible = true;
RaisePropertyChanged("IsBrowserVisible");
}
}
return;
}
// Hides browser otherwise dialog gets behind it
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
MetroDialogSettings dialogSettings = new MetroDialogSettings();
dialogSettings.DefaultText = selectedFeed.Location.ToString();
var FeedText = await _dialogCoordinator.ShowInputAsync(this, "Edit feed", "Enter the URL of the feed:", dialogSettings);
if (FeedText != null)
{
string errMsg = null;
try
{
Uri feedUri = new Uri(FeedText);
Data.Feed f = new Data.Feed(selectedFeed);
f.Location = feedUri;
f.UpdateFromUri(true, RetentionDays);
f.Save(true);
InitializeData(true);
}
catch (Exception ex)
{
errMsg = ex.Message;
}
if (errMsg != null)
{
await _dialogCoordinator.ShowMessageAsync(this, "Edit Feed", "Unable to edit feed with the supplied URL: " + errMsg);
}
}
IsBrowserVisible = true;
RaisePropertyChanged("IsBrowserVisible");
}
private async void ImportOPML(RoutedEventArgs e)
{
try
{
OPML opml = new OPML();
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Multiselect = false;
openFileDialog.DefaultExt = ".opml";
openFileDialog.Filter = "OPML Files (*.opml)|*.opml";
Exception exc = null;
if (openFileDialog.ShowDialog() == true)
{
List <Feed> t = opml.Import(openFileDialog.FileName);
foreach (Feed f in t)
{
try
{
Data.Feed feed = new Data.Feed(f);
feed.Location = f.Location;
feed.Save(false);
}
catch (Exception ee)
{
exc = ee;
}
}
// Reload tree
InitializeData(true);
await _dialogCoordinator.ShowMessageAsync(this, "Import OPML", "OPML imported successfully. Allow some minutes to let feed titles update from the RSS feed.");
// Update details from the uri
Task updaterTask = Task.Factory.StartNew(async() =>
{
_updaterInPause = true;
foreach (Feed f in t)
{
try
{
Data.Feed feed = new Data.Feed(f);
feed.Location = f.Location;
feed.UpdateFromUri(true, RetentionDays);
feed.Save(true);
}
catch (Exception ee)
{
exc = ee;
}
}
_updaterInPause = false;
InitializeData(true);
if (exc != null)
{
await _dialogCoordinator.ShowMessageAsync(this, "Import OPML", "Unable to update feeds: " + exc.Message);
}
},
CancellationToken.None,
TaskCreationOptions.None,
TaskScheduler.Default);
if (exc != null)
{
throw exc;
}
}
}
catch (Exception ex)
{
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
await _dialogCoordinator.ShowMessageAsync(this, "Import OPML", "Unable to import: " + ex.Message);
}
}
private async void EditFeed(RoutedEventArgs e)
{
if (_selectedNode == null)
{
return;
}
SimpleTreeNodeViewModel tvm = (SimpleTreeNodeViewModel)_selectedNode;
Model.Feed selectedFeed = null;
if (tvm.Node is Model.Feed)
{
selectedFeed = (Model.Feed)tvm.Node;
}
else
{
if (tvm.Node is Model.Host)
{
try
{
Model.Host selectedHost = (Model.Host)tvm.Node;
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
MetroDialogSettings diagSettings = new MetroDialogSettings();
diagSettings.DefaultText = selectedHost.Zoom.ToString();
var ZoomLevel = await _dialogCoordinator.ShowInputAsync(this, "Set Zoom Level", "Enter the desired zoom level for this host: ", diagSettings);
int prevZoom = selectedHost.Zoom;
selectedHost.Zoom = Int32.Parse(ZoomLevel.ToString());
Data.Host dh = new Data.Host(selectedHost);
dh.Save();
if (prevZoom != selectedHost.Zoom)
{
var msg = new SendSetZoomMessage(selectedHost.Zoom);
msg.SetImmediately = true;
Messenger.Default.Send <SendSetZoomMessage>(msg);
}
}
catch (Exception ex)
{
await _dialogCoordinator.ShowMessageAsync(this, "Set Zoom Level", "Unable to set zoom: " + ex.Message);
}
finally
{
IsBrowserVisible = true;
RaisePropertyChanged("IsBrowserVisible");
}
}
return;
}
// Hides browser otherwise dialog gets behind it
IsBrowserVisible = false;
RaisePropertyChanged("IsBrowserVisible");
MetroDialogSettings dialogSettings = new MetroDialogSettings();
dialogSettings.DefaultText = selectedFeed.Location.ToString();
var FeedText = await _dialogCoordinator.ShowInputAsync(this, "Edit feed", "Enter the URL of the feed:", dialogSettings);
if (FeedText != null)
{
string errMsg = null;
try
{
Uri feedUri = new Uri(FeedText);
Data.Feed f = new Data.Feed(selectedFeed);
f.Location = feedUri;
f.UpdateFromUri(true, RetentionDays);
f.Save(true);
InitializeData(true);
}
catch (Exception ex)
{
errMsg = ex.Message;
}
if (errMsg != null)
{
await _dialogCoordinator.ShowMessageAsync(this, "Edit Feed", "Unable to edit feed with the supplied URL: " + errMsg);
}
}
IsBrowserVisible = true;
RaisePropertyChanged("IsBrowserVisible");
}