/indra/llui/llurlregistry.h
C++ Header | 97 lines | 30 code | 13 blank | 54 comment | 0 complexity | 394c38263d27e6686a3e317ab07636e9 MD5 | raw file
Possible License(s): LGPL-2.1
- /**
- * @file llurlregistry.h
- * @author Martin Reddy
- * @brief Contains a set of Url types that can be matched in a string
- *
- * $LicenseInfo:firstyear=2009&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
- #ifndef LL_LLURLREGISTRY_H
- #define LL_LLURLREGISTRY_H
- #include "llurlentry.h"
- #include "llurlmatch.h"
- #include "llsingleton.h"
- #include "llstring.h"
- #include <string>
- #include <vector>
- /// This default callback for findUrl() simply ignores any label updates
- void LLUrlRegistryNullCallback(const std::string &url,
- const std::string &label,
- const std::string &icon);
- ///
- /// LLUrlRegistry is a singleton that contains a set of Url types that
- /// can be matched in string. E.g., http:// or secondlife:// Urls.
- ///
- /// Clients call the findUrl() method on a string to locate the first
- /// occurence of a supported Urls in that string. If findUrl() returns
- /// true, the LLUrlMatch object will be updated to describe the Url
- /// that was matched, including a label that can be used to hyperlink
- /// the Url, an icon to display next to the Url, and a XUI menu that
- /// can be used as a popup context menu for that Url.
- ///
- /// New Url types can be added to the registry with the registerUrl
- /// method. E.g., to add support for a new secondlife:///app/ Url.
- ///
- /// Computing the label for a Url could involve a roundtrip request
- /// to the server (e.g., to find the actual agent or group name).
- /// As such, you can provide a callback method that will get invoked
- /// when a new label is available for one of your matched Urls.
- ///
- class LLUrlRegistry : public LLSingleton<LLUrlRegistry>
- {
- public:
- ~LLUrlRegistry();
- /// add a new Url handler to the registry (will be freed on destruction)
- /// optionally force it to the front of the list, making it take
- /// priority over other regular expression matches for URLs
- void registerUrl(LLUrlEntryBase *url, bool force_front = false);
- /// get the next Url in an input string, starting at a given character offset
- /// your callback is invoked if the matched Url's label changes in the future
- bool findUrl(const std::string &text, LLUrlMatch &match,
- const LLUrlLabelCallback &cb = &LLUrlRegistryNullCallback);
- /// a slightly less efficient version of findUrl for wide strings
- bool findUrl(const LLWString &text, LLUrlMatch &match,
- const LLUrlLabelCallback &cb = &LLUrlRegistryNullCallback);
- // return true if the given string contains a URL that findUrl would match
- bool hasUrl(const std::string &text);
- bool hasUrl(const LLWString &text);
- // return true if the given string is a URL that findUrl would match
- bool isUrl(const std::string &text);
- bool isUrl(const LLWString &text);
- private:
- LLUrlRegistry();
- friend class LLSingleton<LLUrlRegistry>;
- std::vector<LLUrlEntryBase *> mUrlEntry;
- };
- #endif