void ApplyUrlToBlock(Gtk.TextIter start, Gtk.TextIter end)
{
NoteBuffer.GetBlockExtents(ref start,
ref end,
256 /* max url length */,
Note.TagTable.UrlTag);
Buffer.RemoveTag(Note.TagTable.UrlTag, start, end);
Gtk.TextIter searchiter = start;
for (Match match = regex.Match(start.GetSlice(end));
match.Success;
match = match.NextMatch())
{
System.Text.RegularExpressions.Group group = match.Groups [1];
/*
* Logger.Log ("Highlighting url: '{0}' at offset {1}",
* group,
* group.Index);
*/
// Use the ForwardSearch instead of group's Index to account for multibyte chars in the text.
// We'll search using the exact match value within provided boundaries.
Gtk.TextIter startiter, enditer;
searchiter.ForwardSearch(group.Value, Gtk.TextSearchFlags.VisibleOnly, out startiter, out enditer, end);
searchiter = enditer;
Buffer.ApplyTag(Note.TagTable.UrlTag, startiter, enditer);
}
}
void ApplyUrlToBlock(Gtk.TextIter start, Gtk.TextIter end)
{
NoteBuffer.GetBlockExtents(ref start,
ref end,
256 /* max url length */,
Note.TagTable.UrlTag);
Buffer.RemoveTag(Note.TagTable.UrlTag, start, end);
for (Match match = regex.Match(start.GetSlice(end));
match.Success;
match = match.NextMatch())
{
System.Text.RegularExpressions.Group group = match.Groups [1];
/*
* Logger.Log ("Highlighting url: '{0}' at offset {1}",
* group,
* group.Index);
*/
Gtk.TextIter start_cpy = start;
start_cpy.ForwardChars(group.Index);
end = start_cpy;
end.ForwardChars(group.Length);
Buffer.ApplyTag(Note.TagTable.UrlTag, start_cpy, end);
}
}
void ApplyWikiwordToBlock(Gtk.TextIter start, Gtk.TextIter end)
{
NoteBuffer.GetBlockExtents(ref start,
ref end,
80 /* max wiki name */,
broken_link_tag);
Buffer.RemoveTag(broken_link_tag, start, end);
for (Match match = regex.Match(start.GetText(end));
match.Success;
match = match.NextMatch())
{
System.Text.RegularExpressions.Group group = match.Groups [1];
Logger.Debug("Highlighting wikiword: '{0}' at offset {1}",
group,
group.Index);
Gtk.TextIter start_cpy = start;
start_cpy.ForwardChars(group.Index);
end = start_cpy;
end.ForwardChars(group.Length);
if (Manager.Find(group.ToString()) == null)
{
Buffer.ApplyTag(broken_link_tag, start_cpy, end);
}
}
}
void OnMenuItemActivated(object sender, EventArgs args)
{
NoteTag broken_link_tag = Note.TagTable.BrokenLinkTag;
Gtk.TextIter note_start, note_end;
// We get the whole note as a range
// and then just remove the "broken link" tag from it
Note.Buffer.GetBounds(out note_start, out note_end);
// Sweep 'em & recreate WikiWord broken links (depending on Preferences),
Buffer.RemoveTag(broken_link_tag, note_start, note_end);
// HACK: The below is copied from Watchers.cs->ApplyWikiwordToBlock()
// It turns WikiWords back into broken links after sweeping all broken links,
// but only in case WikiWords are enabled.
// Most probably there's more elegant way of doing this.
if ((bool)Preferences.Get(Preferences.ENABLE_WIKIWORDS))
{
const string WIKIWORD_REGEX = @"\b((\p{Lu}+[\p{Ll}0-9]+){2}([\p{Lu}\p{Ll}0-9])*)\b";
Regex regex = new Regex(WIKIWORD_REGEX, RegexOptions.Compiled);
NoteBuffer.GetBlockExtents(ref note_start,
ref note_end,
80 /* max wiki name */,
broken_link_tag);
//Buffer.RemoveTag (broken_link_tag, start, end);
for (Match match = regex.Match(note_start.GetText(note_end));
match.Success;
match = match.NextMatch())
{
System.Text.RegularExpressions.Group group = match.Groups [1];
Logger.Debug("Highlighting back wikiword: '{0}' at offset {1}",
group,
group.Index);
Gtk.TextIter start_cpy = note_start;
start_cpy.ForwardChars(group.Index);
note_end = start_cpy;
note_end.ForwardChars(group.Length);
if (Manager.Find(group.ToString()) == null)
{
Buffer.ApplyTag(broken_link_tag, start_cpy, note_end);
}
}
}
/// End of hack
}
void OnDeleteRange(object sender, Gtk.DeleteRangeArgs args)
{
Gtk.TextIter start = args.Start;
Gtk.TextIter end = args.End;
NoteBuffer.GetBlockExtents(ref start,
ref end,
Manager.TitleTrie.MaxLength,
Note.TagTable.LinkTag);
UnhighlightInBlock(start, end);
HighlightInBlock(start, end);
}
void OnInsertText(object sender, Gtk.InsertTextArgs args)
{
Gtk.TextIter start = args.Pos;
start.BackwardChars(args.Length);
Gtk.TextIter end = args.Pos;
NoteBuffer.GetBlockExtents(ref start,
ref end,
Manager.TitleTrie.MaxLength,
Note.TagTable.LinkTag);
UnhighlightInBlock(start, end);
HighlightInBlock(start, end);
}
public void HighlightWikiWords(Note note)
{
NoteTag broken_link_tag = note.TagTable.BrokenLinkTag;
Gtk.TextIter note_start, note_end;
note.Buffer.GetBounds(out note_start, out note_end);
// HACK: The below is copied from Watchers.cs->ApplyWikiwordToBlock()
// It turns WikiWords back into broken links after sweeping all broken links,
// but only in case WikiWords are enabled.
// Most probably there's more elegant way of doing this.
const string WIKIWORD_REGEX = @"\b((\p{Lu}+[\p{Ll}0-9]+){2}([\p{Lu}\p{Ll}0-9])*)\b";
Regex regex = new Regex(WIKIWORD_REGEX, RegexOptions.Compiled);
NoteBuffer.GetBlockExtents(ref note_start,
ref note_end,
80 /* max wiki name */,
broken_link_tag);
for (Match match = regex.Match(note_start.GetText(note_end));
match.Success;
match = match.NextMatch())
{
System.Text.RegularExpressions.Group group = match.Groups [1];
Logger.Debug("Highlighting back wikiword: '{0}' at offset {1}",
group,
group.Index);
Gtk.TextIter start_cpy = note_start;
start_cpy.ForwardChars(group.Index);
note_end = start_cpy;
note_end.ForwardChars(group.Length);
if (note.Manager.Find(group.ToString()) == null)
{
note.Buffer.ApplyTag(broken_link_tag, start_cpy, note_end);
}
}
/// End of hack
}