private void chklstbCategories_ItemCheck(object sender, ItemCheckEventArgs e)
{
IRSSFeed current = lstbFeedsForCategories.SelectedItem as IRSSFeed;
if (current == null)
{
MessageShow.ShowMessage(this,
"Please select feed from the left please before assigning category to a feed.",
"Unable to continue", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
if (e.Index >= 0)
{
if (e.NewValue == CheckState.Checked)
{
IRSSCategory cat = chklstbCategories.SelectedItem as IRSSCategory;
if (cat != null)
{
current.AddToCategory(cat);
}
}
else if (e.NewValue == CheckState.Unchecked)
{
IRSSCategory cat = chklstbCategories.SelectedItem as IRSSCategory;
if (cat != null)
{
current.RemoveFromCategory(cat);
}
}
}
}
public void RemoveFromCategory(IRSSCategory category)
{
if (BelongsToCategories.Contains(category))
{
BelongsToCategories.Remove(category);
category.RemoveFeed(this);
}
}
public void AddToCategory(IRSSCategory category)
{
if (!BelongsToCategories.Contains(category))
{
BelongsToCategories.Add(category);
category.AddFeed(this);
}
}
private void SetDispalyFeeds(DisplayFeedsType type, IRSSCategory category)
{
RSSFeedsContainer feeds = FeedsGroup.FirstOrDefault();
if (feeds != null)
{
switch (type)
{
case DisplayFeedsType.All:
DisplayFeeds = feeds.GetFeeds().Where(feed => !feed.Disabled).ToList();
DisplayFeedsName = "All Feeds";
break;
case DisplayFeedsType.Active:
DisplayFeeds = (from feed in feeds.GetFeeds()
where (feed.Active && !feed.Disabled)
select feed).ToList();
DisplayFeedsName = "All Active Feeds";
break;
case DisplayFeedsType.NonActive:
DisplayFeeds = (from feed in feeds.GetFeeds()
where (!feed.Active && !feed.Disabled)
select feed).ToList();
DisplayFeedsName = "All Non Active Feeds";
break;
case DisplayFeedsType.Privates:
DisplayFeeds = feeds.GetFeeds().Where(feed => !feed.Disabled && feed.IsPersonalFeed).ToList();
DisplayFeedsName = "All Private Feeds";
break;
case DisplayFeedsType.Disabled:
DisplayFeeds = feeds.GetFeeds().Where(feed => feed.Disabled).ToList();
DisplayFeedsName = "All Disabled Feeds";
break;
case DisplayFeedsType.NotInCategory:
DisplayFeeds =
feeds.GetFeeds().Where(feed => !feed.Disabled && feed.BelongsToCategories.Count == 0).ToList
();
DisplayFeedsName = "All Feeds not in any Category";
break;
case DisplayFeedsType.InSomeCategory:
if (category != null)
{
DisplayFeeds = (from feed in feeds.GetFeeds()
where feed.BelongsToCategories.Contains(category)
select feed).ToList();
DisplayFeedsName = "All Feeds in Category: " + category.CategoryName;
}
break;
}
// tpFeeds.Text = string.Format("Feeds Viewer (Selected Feeds: {0})", DisplayFeedsName);
}
}
private void btnCategoriesDelete_Click(object sender, EventArgs e)
{
IRSSCategory cat = chklstbCategories.SelectedItem as IRSSCategory;
if (cat != null)
{
FeedsContainer.RemoveCategory(cat);
LoadCategories();
OnCategoriesChanged(this, new Args());
}
}
public void AddCategory(IRSSCategory category)
{
if (Categories == null)
{
Categories = new BindingList <IRSSCategory>();
}
if (Categories.Contains(category))
{
var msg = string.Format("The category {0} already exists.", category.CategoryName);
MessageShow.ShowMessage(this, msg, "Can't add category", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
Categories.Add(category);
}
}
public void RemoveCategory(IRSSCategory category)
{
if (Categories == null)
{
Categories = new BindingList <IRSSCategory>();
}
if (category.FeedsCount > 0)
{
var msg = string.Format("The category {0} has {1} feeds in it. Can't delete the category", category.CategoryName, category.FeedsCount);
MessageShow.ShowMessage(this, msg, "Can't delete category", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
Categories.Remove(category);
}
}
private void chklstbCategories_ItemCheck(object sender, ItemCheckEventArgs e)
{
if (e.Index >= 0)
{
if (e.NewValue == CheckState.Checked)
{
IRSSCategory cat = chklstbCategories.SelectedItem as IRSSCategory;
if (cat != null)
{
Feed.AddToCategory(cat);
}
}
else if (e.NewValue == CheckState.Unchecked)
{
IRSSCategory cat = chklstbCategories.SelectedItem as IRSSCategory;
if (cat != null)
{
Feed.RemoveFromCategory(cat);
}
}
OnFeedActiveStatusChanged(this, new FeedArgs(FeedsContainer[e.Index], false));
}
}