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/***************************************************************************
* Copyright (C) 2008, 2010, 2011, 2012, 2014 *
* by Glad Deschrijver <glad.deschrijver@gmail.com> *
* *
* 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, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#include "templatewidget.h"
#ifdef KTIKZ_USE_KDE
#include <KRun>
#include <kio_version.h>
#endif
#include <QtCore/QProcess>
#include <QtCore/QSettings>
#include <QtGui/QKeyEvent>
#include <QtGui/QTextDocument>
#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
#include <QtWidgets/QApplication>
#include <QtWidgets/QLineEdit>
#else
#include <QtGui/QApplication>
#endif
#include "utils/combobox.h"
#include "utils/filedialog.h"
#include "utils/icon.h"
#include "utils/lineedit.h"
#include "utils/url.h"
#include "utils/urlcompletion.h"
TemplateWidget::TemplateWidget(QWidget *parent) : QWidget(parent)
{
ui.setupUi(this);
#if QT_VERSION >= QT_VERSION_CHECK(5, 2, 0)
ui.templateCombo->setEditable(true);
ui.templateCombo->lineEdit()->setClearButtonEnabled(true);
#else
ui.templateCombo->setLineEdit(new LineEdit(this)); // slow
#endif
ui.templateCombo->setMinimumContentsLength(20);
ui.templateChooseButton->setIcon(Icon(QLatin1String("document-open")));
#ifdef KTIKZ_KPART
ui.templateReloadButton->setVisible(false);
#else
ui.templateReloadButton->setIcon(Icon(QLatin1String("view-refresh")));
#endif
ui.templateEditButton->setIcon(Icon(QLatin1String("document-edit")));
m_urlCompletion = new UrlCompletion(this);
ui.templateCombo->setCompletionObject(m_urlCompletion);
connect(ui.templateChooseButton, SIGNAL(clicked()),
this, SLOT(selectTemplateFile()));
connect(ui.templateEditButton, SIGNAL(clicked()),
this, SLOT(editTemplateFile()));
connect(ui.templateReloadButton, SIGNAL(clicked()),
this, SLOT(reloadTemplateFile()));
connect(ui.templateCombo->lineEdit(), SIGNAL(textChanged(QString)),
this, SIGNAL(fileNameChanged(QString)));
readRecentTemplates();
}
TemplateWidget::~TemplateWidget()
{
saveRecentTemplates();
delete m_urlCompletion;
}
QWidget *TemplateWidget::lastTabOrderWidget()
{
return ui.templateEditButton;
}
void TemplateWidget::readRecentTemplates()
{
QSettings settings(QString::fromLocal8Bit(ORGNAME), QString::fromLocal8Bit(APPNAME));
ui.templateCombo->setMaxCount(settings.value(QLatin1String("TemplateRecentNumber"), 10).toInt());
const QStringList templateRecentList = settings.value(QLatin1String("TemplateRecent")).toStringList();
ui.templateCombo->addItems(templateRecentList);
const int index = templateRecentList.indexOf(settings.value(QLatin1String("TemplateFile")).toString());
ui.templateCombo->setCurrentIndex(index >= 0 ? index : 0);
}
void TemplateWidget::saveRecentTemplates()
{
QSettings settings(QString::fromLocal8Bit(ORGNAME), QString::fromLocal8Bit(APPNAME));
QStringList recentTemplates;
for (int i = 0; i < ui.templateCombo->count(); ++i)
recentTemplates << ui.templateCombo->itemText(i);
settings.setValue(QLatin1String("TemplateRecent"), recentTemplates);
settings.setValue(QLatin1String("TemplateFile"), ui.templateCombo->lineEdit()->text());
}
void TemplateWidget::setFileName(const QString &fileName)
{
disconnect(ui.templateCombo->lineEdit(), SIGNAL(textChanged(QString)),
this, SIGNAL(fileNameChanged(QString)));
const int index = ui.templateCombo->findText(fileName);
if (index >= 0) // then remove item in order to re-add it at the top
ui.templateCombo->removeItem(index);
ui.templateCombo->insertItem(0, fileName);
ui.templateCombo->lineEdit()->setText(QString());
connect(ui.templateCombo->lineEdit(), SIGNAL(textChanged(QString)),
this, SIGNAL(fileNameChanged(QString)));
ui.templateCombo->setCurrentIndex(0);
}
void TemplateWidget::setReplaceText(const QString &replace)
{
const QString templateDescription(tr("<p>The template contains the code "
"of a complete LaTeX document in which the TikZ picture will be "
"included and which will be typesetted to produce the preview "
"image. The string %1 in the template will be replaced by the "
"TikZ code.</p>")
#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
.arg(replace.toHtmlEscaped()));
#else
.arg(Qt::escape(replace)));
#endif
ui.templateCombo->setWhatsThis(tr("<p>Give the file name of the LaTeX "
"template. If this input field is empty or contains an invalid "
"file name, an internal default template will be used.</p>")
+ templateDescription);
ui.templateLabel->setWhatsThis(ui.templateCombo->whatsThis());
ui.templateEditButton->setWhatsThis(tr("<p>Edit this template with "
"an external editor specified in the \"Configure\" dialog.</p>")
+ templateDescription);
#ifdef KTIKZ_KPART
// dirty hack: make the following strings translated in the kpart:
ui.templateLabel->setText(tr("&Template:"));
ui.templateChooseButton->setWhatsThis(tr("<p>Browse to an existing template file.</p>"));
ui.templateChooseButton->setToolTip(tr("Select template file"));
ui.templateEditButton->setToolTip(tr("Edit template file"));
#endif
}
void TemplateWidget::setEditor(const QString &editor)
{
m_editor = editor;
}
QString TemplateWidget::fileName() const
{
return ui.templateCombo->currentText();
}
void TemplateWidget::selectTemplateFile()
{
QString currentFileName = ui.templateCombo->currentText();
#ifdef KTIKZ_TEMPLATES_INSTALL_DIR
if (currentFileName.isEmpty() && QFileInfo(QString::fromLocal8Bit(KTIKZ_TEMPLATES_INSTALL_DIR)).isDir())
currentFileName = QString::fromLocal8Bit(KTIKZ_TEMPLATES_INSTALL_DIR);
#endif
const Url url = FileDialog::getOpenUrl(this,
tr("Select a template file"), Url(currentFileName),
QString(QLatin1String("*.pgs *.tex|%1\n*|%2"))
.arg(tr("%1 template files").arg(QCoreApplication::applicationName()))
.arg(tr("All files")));
if (url.isValid())
setFileName(url.pathOrUrl());
}
void TemplateWidget::editTemplateFile()
{
QApplication::setOverrideCursor(Qt::WaitCursor);
QStringList editorArguments;
editorArguments << ui.templateCombo->currentText();
#ifdef KTIKZ_USE_KDE
#if ( (KIO_VERSION_MAJOR >= 5) && ( KIO_VERSION_MINOR > 31 ) )
KRun::runUrl( Url( fileName() ), QStringLiteral( "text/plain" ), NULL, KRun::RunExecutables, QString() );
#else
KRun::runUrl( Url( fileName() ), QStringLiteral( "text/plain" ), NULL, 0 );
#endif
#else
QProcess process;
process.startDetached(m_editor, editorArguments);
#endif
QApplication::restoreOverrideCursor();
}
void TemplateWidget::reloadTemplateFile()
{
setFileName(fileName());
}
void TemplateWidget::keyPressEvent(QKeyEvent *event)
{
if (event->key() == Qt::Key_Return)
setFileName(ui.templateCombo->currentText());
if (event->key() == Qt::Key_Escape || event->key() == Qt::Key_Return)
Q_EMIT focusEditor();
QWidget::keyPressEvent(event);
}
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