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https://git.lyx.org/repos/lyx.git
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6c26624d39
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@20289 a592a061-630c-0410-9148-cb99ea01b6c8
147 lines
3.2 KiB
C++
147 lines
3.2 KiB
C++
/**
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* \file qt_helpers.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Dekel Tsur
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* \author Jürgen Spitzmüller
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* \author Richard Heck
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "LengthCombo.h"
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#include "qt_helpers.h"
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#include "lengthcommon.h"
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#include "gettext.h"
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#include "support/os.h"
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#include "support/lstrings.h"
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#include "debug.h"
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#include <QComboBox>
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#include <QCheckBox>
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#include <QPalette>
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#include <QLineEdit>
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#include <algorithm>
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namespace lyx {
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using support::isStrDbl;
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using std::vector;
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using std::string;
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string widgetsToLength(QLineEdit const * input, LengthCombo const * combo)
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{
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QString const length = input->text();
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if (length.isEmpty())
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return string();
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// Don't return unit-from-choice if the input(field) contains a unit
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if (isValidGlueLength(fromqstr(length)))
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return fromqstr(length);
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Length::UNIT const unit = combo->currentLengthItem();
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return Length(length.toDouble(), unit).asString();
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}
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Length widgetsToLength(QLineEdit const * input, QComboBox const * combo)
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{
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QString const length = input->text();
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if (length.isEmpty())
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return Length();
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// don't return unit-from-choice if the input(field) contains a unit
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if (isValidGlueLength(fromqstr(length)))
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return Length(fromqstr(length));
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Length::UNIT const unit = unitFromString(fromqstr(combo->currentText()));
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return Length(length.toDouble(), unit);
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}
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void lengthToWidgets(QLineEdit * input, LengthCombo * combo,
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Length const & len, Length::UNIT /*defaultUnit*/)
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{
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combo->setCurrentItem(len.unit());
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input->setText(QString::number(Length(len).value()));
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}
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void lengthToWidgets(QLineEdit * input, LengthCombo * combo,
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string const & len, Length::UNIT defaultUnit)
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{
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if (len.empty()) {
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// no length (UNIT_NONE)
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combo->setCurrentItem(defaultUnit);
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input->setText("");
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} else if (!isValidLength(len) && !isStrDbl(len)) {
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// use input field only for gluelengths
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combo->setCurrentItem(defaultUnit);
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input->setText(toqstr(len));
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} else {
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lengthToWidgets(input, combo, Length(len), defaultUnit);
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}
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}
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void lengthAutoToWidgets(QLineEdit * input, LengthCombo * combo,
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Length const & len, Length::UNIT defaultUnit)
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{
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if (len.value() == 0)
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lengthToWidgets(input, combo, "auto", defaultUnit);
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else
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lengthToWidgets(input, combo, len, defaultUnit);
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}
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//NOTE "CB" here because we probably will want one of these
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//for labeled sets, as well.
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void setAutoTextCB(QCheckBox * checkBox, QLineEdit * lineEdit,
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LengthCombo * lengthCombo)
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{
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if (!checkBox->isChecked())
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lengthToWidgets(lineEdit, lengthCombo,
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"auto", lengthCombo->currentLengthItem());
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else if (lineEdit->text() == "auto")
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lengthToWidgets(lineEdit, lengthCombo, string(),
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lengthCombo->currentLengthItem());
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}
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void setValid(QWidget * widget, bool valid)
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{
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if (valid) {
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widget->setPalette(QPalette());
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} else {
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QPalette pal = widget->palette();
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pal.setColor(QPalette::Active, QPalette::Foreground, QColor(255, 0, 0));
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widget->setPalette(pal);
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}
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}
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QString const qt_(char const * str, const char *)
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{
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return toqstr(_(str));
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}
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QString const qt_(string const & str)
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{
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return toqstr(_(str));
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}
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} // namespace lyx
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