kicad/include/validators.h

218 lines
6.7 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 2004-2019 KiCad Developers, see change_log.txt for contributors.
* Copyright (C) 2018 CERN
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file validators.h
* @brief Custom text control validator definitions.
*/
#ifndef VALIDATORS_H
#define VALIDATORS_H
#include <wx/valtext.h>
#include <wx/grid.h>
#include <wx/regex.h>
#include <lib_id.h>
/**
* This class works around a bug in wxGrid where the first keystroke doesn't get sent through
* the validator if the editor wasn't already open.
*/
class GRID_CELL_TEXT_EDITOR : public wxGridCellTextEditor
{
public:
GRID_CELL_TEXT_EDITOR();
virtual void SetValidator(const wxValidator& validator) override;
virtual void StartingKey(wxKeyEvent& event) override;
protected:
wxScopedPtr<wxValidator> m_validator;
};
/**
* This class provides a custom wxValidator object for limiting the allowable characters when
* defining footprint names. Since the introduction of the PRETTY footprint library format,
* footprint names cannot have any characters that would prevent file creation on any platform.
* The characters \/:*?|"<> are illegal and filtered by the validator.
*/
class FILE_NAME_CHAR_VALIDATOR : public wxTextValidator
{
public:
FILE_NAME_CHAR_VALIDATOR( wxString* aValue = NULL );
};
/**
* This class provides a custom wxValidator object for limiting the allowable characters when
* defining file names with path, for instance in schematic sheet file names.
* The characters *?|"<> are illegal and filtered by the validator,
* but /\: are valid (\ and : only on Windows.)
*/
class FILE_NAME_WITH_PATH_CHAR_VALIDATOR : public wxTextValidator
{
public:
FILE_NAME_WITH_PATH_CHAR_VALIDATOR( wxString* aValue = NULL );
};
/**
* This class provides a custom wxValidator object for limiting the allowable characters
* when defining an environment variable name in a text edit control. Only uppercase,
* numbers, and underscore (_) characters are valid and the first character of the name
* cannot start with a number. This is according to IEEE Std 1003.1-2001. Even though
* most systems support other characters, these characters guarantee compatibility for
* all shells.
*/
class ENV_VAR_NAME_VALIDATOR : public wxTextValidator
{
public:
ENV_VAR_NAME_VALIDATOR( wxString* aValue = NULL );
ENV_VAR_NAME_VALIDATOR( const ENV_VAR_NAME_VALIDATOR& val );
virtual ~ENV_VAR_NAME_VALIDATOR();
// Make a clone of this validator (or return NULL) - currently necessary
// if you're passing a reference to a validator.
virtual wxObject *Clone() const override
{
return new ENV_VAR_NAME_VALIDATOR( *this );
}
void OnChar( wxKeyEvent& event );
void OnTextChanged( wxCommandEvent& event );
};
/**
* Custom validator that checks verifies that a string *exactly* matches a
* regular expression.
*/
class REGEX_VALIDATOR : public wxTextValidator
{
public:
/**
* @param aRegEx is a regular expression to validate strings.
* @param aValue is a pointer to a wxString containing the value to validate.
*/
REGEX_VALIDATOR( const wxString& aRegEx, wxString* aValue = NULL )
: wxTextValidator( wxFILTER_NONE, aValue )
{
compileRegEx( aRegEx, wxRE_DEFAULT );
}
/**
* @param aRegEx is a regular expression to validate strings.
* @param aFlags are compilation flags (normally wxRE_DEFAULT).
* @param aValue is a pointer to a wxString containing the value to validate.
*/
REGEX_VALIDATOR( const wxString& aRegEx, int aFlags, wxString* aValue = NULL )
: wxTextValidator( wxFILTER_NONE, aValue )
{
compileRegEx( aRegEx, aFlags );
}
REGEX_VALIDATOR( const REGEX_VALIDATOR& aOther )
{
wxValidator::Copy( aOther );
compileRegEx( aOther.m_regExString, aOther.m_regExFlags );
}
virtual wxObject* Clone() const override
{
return new REGEX_VALIDATOR( *this );
}
bool Validate( wxWindow* aParent ) override;
protected:
///> Compiles and stores a regular expression
void compileRegEx( const wxString& aRegEx, int aFlags );
///> Original regular expression (for copy constructor)
wxString m_regExString;
///> Original compilation flags (for copy constructor)
int m_regExFlags;
///> Compiled regex
wxRegEx m_regEx;
};
/**
* Custom validator that verifies that a string defines a valid #LIB_ID.
*
* The default validation allows empty #LIB_ID strings to allow the #LIB_ID to be cleared.
* Use SetStyle( wxFILTER_EMPTY ) to force a valid #LIB_ID string.
*/
class LIB_ID_VALIDATOR : public wxTextValidator
{
public:
/**
* @param aLibIdType is the type of #LIB_ID object to validate.
* @param aValue is a pointer to a wxString containing the value to validate.
*/
LIB_ID_VALIDATOR( LIB_ID::LIB_ID_TYPE aLibIdType, wxString* aValue = NULL ) :
wxTextValidator( wxFILTER_EXCLUDE_CHAR_LIST, aValue ),
m_idType( aLibIdType )
{
SetCharExcludes( "\r\n\t" );
}
virtual wxObject* Clone() const override
{
return new LIB_ID_VALIDATOR( *this );
}
bool Validate( wxWindow* aParent ) override;
protected:
LIB_ID::LIB_ID_TYPE m_idType;
};
namespace KIUI
{
/**
* Call a text validator's TransferDataToWindow method without firing
* a text change event.
*
* This is useful when you want to keep a validator in sync with other data,
* but the act of changing it should not trigger other updates. It is the
* validator equivalent of ChangeValue() compared to SetValue().
*
* This function blocks all events, but the same technique can be used to
* selectively block events.
*
* @param aValidator the validator to update the control of
*/
void ValidatorTransferToWindowWithoutEvents( wxValidator& aValidator );
} // namespace KIUI
#endif // #ifndef VALIDATORS_H