kicad/common/validators.cpp

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/*
* 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.cpp
* @brief Custom text control validator implementations.
*/
#include <string_utils.h>
#include <confirm.h>
#include <validators.h>
#include <wx/grid.h>
#include <wx/textctrl.h>
#include <wx/textentry.h>
#include <wx/log.h>
#include <wx/combo.h>
GRID_CELL_TEXT_EDITOR::GRID_CELL_TEXT_EDITOR() : wxGridCellTextEditor()
{
}
void GRID_CELL_TEXT_EDITOR::SetValidator( const wxValidator& validator )
{
// keep our own copy because wxGridCellTextEditor's is annoyingly private
m_validator.reset( static_cast<wxValidator*>( validator.Clone() ) );
wxGridCellTextEditor::SetValidator( *m_validator );
}
void GRID_CELL_TEXT_EDITOR::StartingKey( wxKeyEvent& event )
{
if( m_validator )
{
m_validator.get()->SetWindow( Text() );
m_validator.get()->ProcessEvent( event );
}
if( event.GetSkipped() )
{
wxGridCellTextEditor::StartingKey( event );
event.Skip( false );
}
}
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FOOTPRINT_NAME_VALIDATOR::FOOTPRINT_NAME_VALIDATOR( wxString* aValue ) :
wxTextValidator( wxFILTER_EXCLUDE_CHAR_LIST, aValue )
{
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// This list of characters follows the string from footprint.cpp which, in turn mimics the
// strings from lib_id.cpp
// TODO: Unify forbidden character lists
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wxString illegalChars = wxS( "%$<>\t\n\r\"\\/:" );
SetCharExcludes( illegalChars );
}
FILE_NAME_WITH_PATH_CHAR_VALIDATOR::FILE_NAME_WITH_PATH_CHAR_VALIDATOR( wxString* aValue ) :
wxTextValidator( wxFILTER_EXCLUDE_CHAR_LIST | wxFILTER_EMPTY, aValue )
{
// The Windows (DOS) file system forbidden characters already include the forbidden
// file name characters for both Posix and OSX systems. The characters *?|"<> are
// illegal and filtered by the validator, but /\: are valid (\ and : only on Windows.
wxString illegalChars = wxFileName::GetForbiddenChars( wxPATH_DOS );
wxTextValidator nameValidator( wxFILTER_EXCLUDE_CHAR_LIST );
wxArrayString illegalCharList;
for( unsigned i = 0; i < illegalChars.size(); i++ )
{
if( illegalChars[i] == '/' )
continue;
#if defined (__WINDOWS__)
if( illegalChars[i] == '\\' || illegalChars[i] == ':' )
continue;
#endif
illegalCharList.Add( wxString( illegalChars[i] ) );
}
SetExcludes( illegalCharList );
}
ENV_VAR_NAME_VALIDATOR::ENV_VAR_NAME_VALIDATOR( wxString* aValue ) :
wxTextValidator()
{
Connect( wxEVT_CHAR, wxKeyEventHandler( ENV_VAR_NAME_VALIDATOR::OnChar ) );
}
ENV_VAR_NAME_VALIDATOR::ENV_VAR_NAME_VALIDATOR( const ENV_VAR_NAME_VALIDATOR& val )
: wxTextValidator()
{
wxValidator::Copy( val );
Connect( wxEVT_CHAR, wxKeyEventHandler( ENV_VAR_NAME_VALIDATOR::OnChar ) );
}
ENV_VAR_NAME_VALIDATOR::~ENV_VAR_NAME_VALIDATOR()
{
Disconnect( wxEVT_CHAR, wxKeyEventHandler( ENV_VAR_NAME_VALIDATOR::OnChar ) );
}
void ENV_VAR_NAME_VALIDATOR::OnChar( wxKeyEvent& aEvent )
{
if( !m_validatorWindow )
{
aEvent.Skip();
return;
}
int keyCode = aEvent.GetKeyCode();
// we don't filter special keys and delete
if( keyCode < WXK_SPACE || keyCode == WXK_DELETE || keyCode >= WXK_START )
{
aEvent.Skip();
return;
}
wxUniChar c = (wxUChar) keyCode;
if( c == wxT( '_' ) )
{
// OK anywhere
aEvent.Skip();
}
else if( wxIsdigit( c ) )
{
// not as first character
long from, to;
GetTextEntry()->GetSelection( &from, &to );
if( from < 1 )
wxBell();
else
aEvent.Skip();
}
else if( wxIsalpha( c ) )
{
// Capitals only.
if( wxIslower( c ) )
{
// You may wonder why this scope is so twisted, so make yourself comfortable and read:
// 1. Changing the keyCode and/or uniChar in the event and passing it on
// doesn't work. Some platforms look at the original copy as long as the event
// isn't vetoed.
// 2. Inserting characters by hand does not move the cursor, meaning either you insert
// text backwards (lp:#1798869) or always append, no matter where is the cursor.
// wxTextEntry::{Get/Set}InsertionPoint() do not work at all here.
// 3. There is wxTextEntry::ForceUpper(), but it is not yet available in common
// wxWidgets packages.
//
// So here we are, with a command event handler that converts
// the text to upper case upon every change.
wxTextCtrl* textCtrl = dynamic_cast<wxTextCtrl*>( GetTextEntry() );
if( textCtrl )
{
textCtrl->Connect( textCtrl->GetId(), wxEVT_COMMAND_TEXT_UPDATED,
wxCommandEventHandler( ENV_VAR_NAME_VALIDATOR::OnTextChanged ) );
}
}
aEvent.Skip();
}
else
{
wxBell();
}
}
void ENV_VAR_NAME_VALIDATOR::OnTextChanged( wxCommandEvent& event )
{
wxTextCtrl* textCtrl = dynamic_cast<wxTextCtrl*>( event.GetEventObject() );
if( textCtrl )
{
if( !textCtrl->IsModified() )
return;
long insertionPoint = textCtrl->GetInsertionPoint();
textCtrl->ChangeValue( textCtrl->GetValue().Upper() );
textCtrl->SetInsertionPoint( insertionPoint );
textCtrl->Disconnect( textCtrl->GetId(), wxEVT_COMMAND_TEXT_UPDATED );
}
event.Skip();
}
bool REGEX_VALIDATOR::Validate( wxWindow* aParent )
{
// If window is disabled, simply return
if( !m_validatorWindow->IsEnabled() )
return true;
wxTextEntry* const textEntry = GetTextEntry();
if( !textEntry )
return false;
bool valid = true;
const wxString& value = textEntry->GetValue();
if( m_regEx.Matches( value ) )
{
size_t start, len;
m_regEx.GetMatch( &start, &len );
if( start != 0 || len != value.Length() ) // whole string must match
valid = false;
}
else // no match at all
{
valid = false;
}
if( !valid )
{
m_validatorWindow->SetFocus();
DisplayError( aParent, wxString::Format( _( "Incorrect value: %s" ), value ) );
return false;
}
return true;
}
void REGEX_VALIDATOR::compileRegEx( const wxString& aRegEx, int aFlags )
{
if( !m_regEx.Compile( aRegEx, aFlags ) )
{
throw std::runtime_error( "REGEX_VALIDATOR: Invalid regular expression: "
+ aRegEx.ToStdString() );
}
m_regExString = aRegEx;
m_regExFlags = aFlags;
}
bool LIB_ID_VALIDATOR::Validate( wxWindow *aParent )
{
LIB_ID dummy;
// If window is disabled, simply return
if( !m_validatorWindow->IsEnabled() )
return true;
wxTextEntry* const text = GetTextEntry();
if( !text )
return false;
wxString msg;
wxString val( text->GetValue() );
wxString tmp = val.Clone(); // For trailing and leading white space tests.
// Allow empty string if empty filter not set to allow clearing the LIB_ID.
if( !(GetStyle() & wxFILTER_EMPTY) && val.IsEmpty() )
return true;
if( tmp.Trim() != val ) // Trailing white space.
{
msg = _( "Entry contains trailing white space." );
}
else if( tmp.Trim( false ) != val ) // Leading white space.
{
msg = _( "Entry contains leading white space." );
}
else if( dummy.Parse( val ) != -1 || !dummy.IsValid() ) // Is valid LIB_ID.
{
msg.Printf( _( "'%s' is not a valid library identifier format." ), val );
}
if( !msg.empty() )
{
m_validatorWindow->SetFocus();
wxMessageBox( msg, _( "Library Identifier Validation Error" ),
wxOK | wxICON_EXCLAMATION, aParent );
return false;
}
return true;
}
NETNAME_VALIDATOR::NETNAME_VALIDATOR( wxString *aVal ) :
wxTextValidator(),
m_allowSpaces( false )
{
}
NETNAME_VALIDATOR::NETNAME_VALIDATOR( const NETNAME_VALIDATOR& aValidator ) :
wxTextValidator( aValidator ),
m_allowSpaces( aValidator.m_allowSpaces )
{
}
NETNAME_VALIDATOR::NETNAME_VALIDATOR( bool aAllowSpaces ) :
wxTextValidator(),
m_allowSpaces( aAllowSpaces )
{
}
bool NETNAME_VALIDATOR::Validate( wxWindow *aParent )
{
// If window is disabled, simply return
if ( !m_validatorWindow->IsEnabled() )
return true;
wxTextEntry * const text = GetTextEntry();
if ( !text )
return false;
const wxString& errormsg = IsValid( text->GetValue() );
if( !errormsg.empty() )
{
m_validatorWindow->SetFocus();
wxMessageBox( errormsg, _( "Invalid signal name" ), wxOK | wxICON_EXCLAMATION, aParent );
return false;
}
return true;
}
wxString NETNAME_VALIDATOR::IsValid( const wxString& str ) const
{
if( str.Contains( '\r' ) || str.Contains( '\n' ) )
return _( "Signal names cannot contain CR or LF characters" );
if( !m_allowSpaces && ( str.Contains( ' ' ) || str.Contains( '\t' ) ) )
return _( "Signal names cannot contain spaces" );
return wxString();
}
void KIUI::ValidatorTransferToWindowWithoutEvents( wxValidator& aValidator )
{
wxWindow* ctrl = aValidator.GetWindow();
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wxCHECK_RET( ctrl != nullptr, wxS( "Transferring validator data without a control" ) );
wxEventBlocker orient_update_blocker( ctrl, wxEVT_ANY );
aValidator.TransferToWindow();
}