/// <summary>
/// this is the method to be used by the
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AddChannelMenuItem_OnClick(object sender, RoutedEventArgs e)
{
// Get user input
NameChannelWindow createChannelWindow = new NameChannelWindow();
createChannelWindow.ShowDialog();
if (createChannelWindow.DialogResult == true)
{
// Create feed and add it
Channel channel = new Channel(createChannelWindow.Channel);
channel.ContextMenu.Items.Add(MakeContextMenuItem(AddFeedGestureText, AddFeedItem));
channel.ContextMenu.Items.Add(MakeContextMenuItem(AddChannelGestureText, AddChannelItem));
channel.ContextMenu.Items.Add(MakeContextMenuItem(RemoveGestureText, RemoveMenuOption));
Subscriptions.AddChannel(channel);
ContentTreeView.Items.Add(channel);
}
}
/// <summary>
/// Adds a channel to the visual tree
/// </summary>
/// <remarks>
/// Mainly for the facade
/// </remarks>
public static Tuple<TreeViewItem,Channel> AddChannelToTree()
{
var createChannelWindow = new HelperWindows.NameChannelWindow();
createChannelWindow.ShowDialog();
Tuple<TreeViewItem, Channel> result = null;
if (createChannelWindow.DialogResult == true)
{
// Create feed and add it
var channel = new Channel(createChannelWindow.Channel);
var channelViewItem = MakeTreeViewItem(channel.ChannelName);
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(AddFeedGestureText, AddFeedItem));
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(AddChannelGestureText, AddChannelItem));
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(RemoveGestureText, RemoveMenuOption));
TreeView.Items.Add(channelViewItem);
AddChannelToSubscriptions(channel);
result = new Tuple<TreeViewItem, Channel>(channelViewItem, channel);
}
return result;
}
/// <summary>
/// This is the method to be used by other tree view items
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AddChannelItem(object sender, RoutedEventArgs e)
{
// Get input
NameChannelWindow newChannel = new NameChannelWindow();
newChannel.ShowDialog();
TreeViewItem parent = ContentTreeView.SelectedItem as TreeViewItem;
if (parent != null)
{
if (ContentTreeView.SelectedItem != null && true == newChannel.DialogResult)
{
// create channel and add
Channel channel = new Channel(newChannel.Channel);
channel.ContextMenu.Items.Add(MakeContextMenuItem(AddFeedGestureText, AddFeedItem));
channel.ContextMenu.Items.Add(MakeContextMenuItem(AddChannelGestureText, AddChannelItem));
channel.ContextMenu.Items.Add(MakeContextMenuItem(RemoveGestureText, RemoveMenuOption));
parent.Items.Add(channel);
}
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void AddChannelItemToParent(object sender, RoutedEventArgs e)
{
// Get user input
var addChannelWindow = new HelperWindows.NameChannelWindow();
addChannelWindow.ShowDialog();
if (addChannelWindow.DialogResult == true)
{
Channel newChannel = new Channel(addChannelWindow.Channel);
_subscriptions.AddChannel(newChannel);
TreeViewItem channelViewItem = MakeTreeViewItem(newChannel.ChannelName);
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(AddFeedGestureText, AddFeedItem));
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(RemoveGestureText, RemoveMenuOption));
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(RenameGesureText, RenameMenuOption));
// Add to UI
TreeView.Items.Add(channelViewItem);
}
}
/// <summary>
/// Move a feed from a channel
/// </summary>
/// <param name="feed"></param>
/// <param name="channel"></param>
/// <remarks>
/// If a feed exists in a channel, remove it from the channel and return the same feed, otherwise return null
/// </remarks>
public Feed MoveFromChannel(Feed feed, Channel channel)
{
Feed feedToRemove = null;
if (channel.Feeds.Contains(feed))
{
channel.Feeds.Remove(feed);
feedToRemove = feed;
}
return feedToRemove;
}
/// <summary>
/// This is the method to be used by other tree view items
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void AddChannelItem(object sender, RoutedEventArgs e)
{
// Get input
HelperWindows.NameChannelWindow newChannel = new HelperWindows.NameChannelWindow();
newChannel.ShowDialog();
TreeViewItem parent = TreeView.SelectedItem as TreeViewItem;
if (parent != null)
{
if (TreeView.SelectedItem != null && true == newChannel.DialogResult)
{
// create channel and add
Channel channel = new Channel(newChannel.Channel);
TreeViewItem channelViewItem = MakeTreeViewItem(channel.ChannelName);
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(AddFeedGestureText, AddFeedItem));
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(AddChannelGestureText, AddChannelItem));
channelViewItem.ContextMenu.Items.Add(MakeContextMenuItem(RemoveGestureText, RemoveMenuOption));
try {
parent.Items.Add(channelViewItem);
}
catch (InvalidOperationException)
{ // Handle exception by just adding channel to root node
TreeView.Items.Add(channelViewItem);
}
var channelParent = _subscriptions.SearchForChannel(parent.Header.ToString());
channelParent?.AddChannel(channel);
}
}
}
/// <summary>
/// Adds a given feed to a given channel
/// </summary>
/// <param name="feed"></param>
/// <param name="channel"></param>
public void AddFeedtoChannel(Feed feed, Channel channel)
{
channel.Feeds.Add(feed);
}
/// <summary>
/// Moves a feed to a channel
/// </summary>
/// <param name="feed"></param>
/// <param name="channel"></param>
public void MoveToChannel(Feed feed, Channel channel)
{
channel.Feeds.Add(feed);
}
/// <summary>
///has option to save all the feeds in that channel and add them to feeds list
///or just delete the channel and all of its contents
/// </summary>
/// <param name="channel"></param>
public bool RemoveChannel(Channel channel)
{
const string messageBoxPrompt = "This will delete all feeds and channels in this channel. Continue?";
const string messageBoxCaption = "Remove Channel";
bool result = false;
if (ChannelList.Contains(channel))
{
if (channel.Feeds.Count > 0 || channel.Channels.Count > 0)
{
MessageBoxResult messageBoxResult = MessageBox.Show(messageBoxPrompt, messageBoxCaption,
MessageBoxButton.YesNo, MessageBoxImage.Question);
if (messageBoxResult == MessageBoxResult.Yes)
{
ChannelList.Remove(channel);
result = true;
}
}
else
{
ChannelList.Remove(channel);
result = true;
}
}
return result;
}
/// <summary>
/// Removes a given feed from a given channel
/// </summary>
/// <param name="feed"></param>
/// <param name="channel"></param>
public void RemoveFeedfromChannel(Feed feed, Channel channel)
{
channel.Feeds.Remove(feed);
}
/// <summary>
/// we will allow channels with bad names, just can't be accessed until named correctly
/// </summary>
/// <param name="channel"></param>
public void AddChannel(Channel channel)
{
if (channel != null && ! ChannelList.Contains(channel))
{
ChannelList.Add(channel);
}
}
/// <summary>
/// Adds a channel
/// </summary>
/// <param name="channel"></param>
public static void AddChannelToSubscriptions(Channel channel)
{
_subscriptions.AddChannel(channel);
}
private static void AddChannelRecursively(ref HashSet<string> feedsEncountered, ref TreeViewItem parent, Channel channel)
{
foreach (var chan in channel.Channels)
{
var chanViewItem = MakeTreeViewItem(chan.ChannelName);
AddChannelRecursively(ref feedsEncountered, ref chanViewItem, chan);
}
foreach (var feed in channel.Feeds)
{
if (!feedsEncountered.Contains(feed.Name))
{
feedsEncountered.Add(feed.Name);
var feedViewItem = MakeTreeViewItem(feed.Name);
feedViewItem.ContextMenu.Items.Add(MakeContextMenuItem(RemoveGestureText, RemoveMenuOption));
feedViewItem.ContextMenu.Items.Add(MakeContextMenuItem(RenameGesureText, RenameMenuOption));
// Add to UI
parent.Items.Add(feedViewItem);
}
}
}
/// <summary>
/// Removes a channel to the channel list
/// </summary>
/// <param name="channel"></param>
public void RemoveChannel(Channel channel)
{
if (channel != null && Channels.Contains(channel))
{
Channels.Remove(channel);
}
}
/// <summary>
/// Adds a channel to the channel list
/// </summary>
/// <param name="channel"></param>
public void AddChannel(Channel channel)
{
if (!Channels.Contains(channel) && channel != null)
{
Channels.Add(channel);
}
}
