/** * @file lltextbase.h * @author Martin Reddy * @brief The base class of text box/editor, providing Url handling support * * $LicenseInfo:firstyear=2009&license=viewerlgpl$ * 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_LLTEXTVALIDATE_H #define LL_LLTEXTVALIDATE_H #include "llstring.h" #include "llinitparam.h" #include <boost/function.hpp> namespace LLTextValidate { class ValidatorImpl { public: ValidatorImpl() {} virtual ~ValidatorImpl() {} virtual bool validate(const std::string& str) = 0; virtual bool validate(const LLWString& str) = 0; bool setError(std::string name, LLSD values = LLSD()) { return mLastErrorName = name, mLastErrorValues = values, false; } bool resetError() { return mLastErrorName.clear(), mLastErrorValues.clear(), true; } const std::string& getLastErrorName() const { return mLastErrorName; } const LLSD& getLastErrorValues() const { return mLastErrorValues; } void setLastErrorShowTime(); U32 getLastErrorShowTime() const { return mLastErrorShowTime; } protected: std::string mLastErrorName; LLSD mLastErrorValues; U32 mLastErrorShowTime { 0 }; }; class Validator { public: Validator() : mImpl(nullptr) {} Validator(ValidatorImpl& impl) : mImpl(&impl) {} Validator(const Validator& validator) : mImpl(validator.mImpl) {} Validator(const Validator* validator) : mImpl(validator->mImpl) {} bool validate(const std::string& str) const { return !mImpl || mImpl->validate(str); } bool validate(const LLWString& str) const { return !mImpl || mImpl->validate(str); } operator bool() const { return mImpl; } static const U32 SHOW_LAST_ERROR_TIMEOUT_SEC = 30; void showLastErrorUsingTimeout(U32 timeout = SHOW_LAST_ERROR_TIMEOUT_SEC); private: ValidatorImpl* mImpl; }; // Available validators extern Validator validateFloat; extern Validator validateInt; extern Validator validatePositiveS32; extern Validator validateNonNegativeS32; extern Validator validateNonNegativeS32NoSpace; extern Validator validateAlphaNum; extern Validator validateAlphaNumSpace; extern Validator validateASCIIPrintableNoPipe; extern Validator validateASCIIPrintableNoSpace; extern Validator validateASCII; extern Validator validateASCIINoLeadingSpace; extern Validator validateASCIIWithNewLine; // Add available validators to the internal map struct Validators : public LLInitParam::TypeValuesHelper<Validator, Validators> { static void declareValues(); }; }; #endif