3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Angus Leeming
9 * Full author contact details are available in file CREDITS.
15 #include "Validator.h"
16 #include "qt_helpers.h"
18 #include "support/gettext.h"
21 #include "frontends/alert.h"
23 #include "support/docstring.h"
24 #include "support/lstrings.h"
35 LengthValidator::LengthValidator(QWidget * parent)
37 no_bottom_(true), glue_length_(false)
41 QValidator::State LengthValidator::validate(QString & qtext, int &) const
44 qtext.trimmed().toDouble(&ok);
45 if (qtext.isEmpty() || ok)
46 return QValidator::Acceptable;
48 string const text = fromqstr(qtext);
52 return (isValidGlueLength(text, &gl)) ?
53 QValidator::Acceptable : QValidator::Intermediate;
57 bool const valid_length = isValidLength(text, &l);
59 return QValidator::Intermediate;
62 return QValidator::Acceptable;
64 return b_.inPixels(100) <= l.inPixels(100) ?
65 QValidator::Acceptable : QValidator::Intermediate;
69 void LengthValidator::setBottom(Length const & b)
76 void LengthValidator::setBottom(GlueLength const & g)
84 LengthValidator * unsignedLengthValidator(QLineEdit * ed)
86 LengthValidator * v = new LengthValidator(ed);
87 v->setBottom(Length());
92 LengthAutoValidator::LengthAutoValidator(QWidget * parent, QString const autotext)
93 : LengthValidator(parent),
98 QValidator::State LengthAutoValidator::validate(QString & qtext, int & dummy) const
100 if (qtext == autotext_)
101 return QValidator::Acceptable;
102 return LengthValidator::validate(qtext, dummy);
106 LengthAutoValidator * unsignedLengthAutoValidator(QLineEdit * ed, QString const autotext)
108 LengthAutoValidator * v = new LengthAutoValidator(ed, autotext);
109 v->setBottom(Length());
114 DoubleAutoValidator::DoubleAutoValidator(QWidget * parent, QString const autotext)
115 : QDoubleValidator(parent),
120 DoubleAutoValidator::DoubleAutoValidator(double bottom,
121 double top, int decimals, QObject * parent)
122 : QDoubleValidator(bottom, top, decimals, parent)
126 QValidator::State DoubleAutoValidator::validate(QString & input, int & pos) const {
127 if (input == autotext_)
128 return QValidator::Acceptable;
129 return QDoubleValidator::validate(input, pos);
133 PathValidator::PathValidator(bool acceptable_if_empty,
135 : QValidator(parent),
136 acceptable_if_empty_(acceptable_if_empty),
138 tex_allows_spaces_(false)
142 static docstring const printable_list(docstring const & invalid_chars)
145 docstring::const_iterator const begin = invalid_chars.begin();
146 docstring::const_iterator const end = invalid_chars.end();
147 docstring::const_iterator it = begin;
149 for (; it != end; ++it) {
162 QValidator::State PathValidator::validate(QString & qtext, int &) const
165 return QValidator::Acceptable;
167 docstring const text = support::trim(qstring_to_ucs4(qtext));
169 return acceptable_if_empty_ ?
170 QValidator::Acceptable : QValidator::Intermediate;
172 docstring invalid_chars = from_ascii("#$%{}()[]\"^");
173 if (!tex_allows_spaces_)
174 invalid_chars += ' ';
176 if (text.find_first_of(invalid_chars) != docstring::npos) {
178 static int counter = 0;
180 Alert::error(_("Invalid filename"),
181 _("LyX does not provide LaTeX support for file names containing any of these characters:\n") +
182 printable_list(invalid_chars));
185 return QValidator::Intermediate;
188 return QValidator::Acceptable;
192 void PathValidator::setChecker(KernelDocType const & type, LyXRC const & lyxrc)
194 latex_doc_ = type == LATEX;
195 tex_allows_spaces_ = lyxrc.tex_allows_spaces;
199 PathValidator * getPathValidator(QLineEdit * ed)
203 QValidator * validator = const_cast<QValidator *>(ed->validator());
206 return dynamic_cast<PathValidator *>(validator);
209 } // namespace frontend
212 #include "moc_Validator.cpp"