forked from osmocom/wireshark
147 lines
4.2 KiB
C++
147 lines
4.2 KiB
C++
/* extcap_argument_file.cpp
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <extcap_argument.h>
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#include <extcap_argument_file.h>
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#include <wsutil/utf8_entities.h>
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#include <QObject>
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#include <QWidget>
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#include <QLabel>
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#include <QLineEdit>
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#include <QBoxLayout>
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#include <QPushButton>
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#include <QFileDialog>
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#include <QDir>
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#include <QFileInfo>
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#include <QVariant>
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#include <epan/prefs.h>
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#include <color_utils.h>
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#include <extcap_parser.h>
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ExtcapArgumentFileSelection::ExtcapArgumentFileSelection (extcap_arg * argument) :
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ExtcapArgument(argument), textBox(0)
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{
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_default = new QVariant(QString(""));
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}
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ExtcapArgumentFileSelection::~ExtcapArgumentFileSelection()
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{
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if ( textBox != NULL )
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delete textBox;
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}
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QWidget * ExtcapArgumentFileSelection::createEditor(QWidget * parent)
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{
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QWidget * fileWidget = new QWidget(parent);
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QHBoxLayout * editLayout = new QHBoxLayout();
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QMargins margins = editLayout->contentsMargins();
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editLayout->setContentsMargins(0, 0, 0, margins.bottom());
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fileWidget->setContentsMargins(margins.left(), margins.right(), 0, margins.bottom());
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QPushButton * button = new QPushButton(UTF8_HORIZONTAL_ELLIPSIS, fileWidget);
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textBox = new QLineEdit(_default->toString(), parent);
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textBox->setReadOnly(true);
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if ( _argument->default_complex != NULL && _argument->arg_type == EXTCAP_ARG_STRING )
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textBox->setText(QString().fromUtf8(extcap_complex_get_string(_argument->default_complex)));
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if ( _argument->tooltip != NULL )
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{
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textBox->setToolTip(QString().fromUtf8(_argument->tooltip));
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button->setToolTip(QString().fromUtf8(_argument->tooltip));
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}
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connect(button, SIGNAL(clicked()), (QObject *)this, SLOT(openFileDialog()));
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editLayout->addWidget(textBox);
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editLayout->addWidget(button);
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fileWidget->setLayout(editLayout);
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return fileWidget;
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}
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QString ExtcapArgumentFileSelection::value()
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{
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if ( textBox == 0 )
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return QString();
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return textBox->text();
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}
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/* opens the file dialog */
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void ExtcapArgumentFileSelection::openFileDialog()
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{
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QString filename = textBox->text();
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QDir workingDir = QDir::currentPath();
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if (QFileInfo(filename).exists())
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workingDir = QFileInfo(filename).dir();
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QString fileExt(tr("Any File (*.*)"));
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if ( _argument->fileextension != NULL )
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{
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QString givenExt = QString().fromUtf8(_argument->fileextension);
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if ( givenExt.length() != 0 )
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fileExt.prepend(";;").prepend(givenExt);
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}
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filename = QFileDialog::getOpenFileName((QWidget *)(textBox->parent()),
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QString().fromUtf8(_argument->display) + " " + tr("Open File"),
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workingDir.absolutePath(), fileExt);
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if ( ! fileExists() || QFileInfo(filename).exists() )
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{
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textBox->setText(filename);
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emit valueChanged();
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}
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}
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bool ExtcapArgumentFileSelection::isValid()
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{
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bool valid = false;
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if ( textBox->text().length() > 0 || ! isRequired() )
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valid = true;
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QString lblInvalidColor = ColorUtils::fromColorT(prefs.gui_text_invalid).name();
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QString txtStyle("QLineEdit { background-color: %1; } ");
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textBox->setStyleSheet( txtStyle.arg(valid ? QString("") : lblInvalidColor) );
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return valid;
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}
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/*
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* Editor modelines
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*
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* Local Variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* ex: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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