Aegisub/aegisub/src/validators.h

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// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
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//
// $Id$
/// @file validators.h
/// @see validators.cpp
/// @ingroup custom_control utility
///
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#ifndef AGI_PRE
#include <wx/validate.h>
#endif
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/// DOCME
/// @class NumValidator
/// @brief wx validator that only allows valid numbers
///
/// DOCME
class NumValidator : public wxValidator {
double fValue; ///< Value if isFloat is true
int iValue; ///< Value if isFloat is false
bool isFloat; ///< Should decimals be allowed?
bool isSigned; ///< Can the number be negative?
/// Polymorphic copy
wxObject* Clone() const;
/// Check if the value in the passed window is valid
bool Validate(wxWindow* parent);
/// Copy the currently stored value to the associated window
bool TransferToWindow();
/// Read the value in the associated window and validate it
bool TransferFromWindow();
/// Check a single character
/// @param chr Character to check
/// @param isFirst Is this the first character in the string?
/// @param canSign Can this character be a sign?
/// @param gotDecimal[in,out] Has a decimal been found? Set to true if a chr is a decimal
/// @return Is this character valid?
bool CheckCharacter(int chr,bool isFirst,bool canSign,bool &gotDecimal);
/// wx character event handler
void OnChar(wxKeyEvent& event);
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public:
/// Constructor
/// @param val Initial value to set the associated control to
/// @param isfloat Allow floats, or just ints?
/// @param issigned Allow negative numbers?
explicit NumValidator(wxString val = wxString(), bool isfloat=false, bool issigned=false);
/// Constructor
/// @param val Initial value to set the associated control to
/// @param issigned Allow negative numbers?
explicit NumValidator(int val, bool issigned=false);
/// Constructor
/// @param val Initial value to set the associated control to
/// @param issigned Allow negative numbers?
explicit NumValidator(int64_t val, bool issigned=false);
/// Constructor
/// @param val Initial value to set the associated control to
/// @param issigned Allow negative numbers?
explicit NumValidator(double val, bool issigned=false);
/// Copy constructor
NumValidator(const NumValidator& from);
DECLARE_EVENT_TABLE()
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};