view ui/proxysettingsdlg.cpp @ 1306:845048d4a69f

(issue159) Use user specific appdata directory for nss list with simple rights. Using the ProgramData folder with resticted access rights failed in case the process was not elevated.
author Andre Heinecke <andre.heinecke@intevation.de>
date Mon, 13 Oct 2014 12:31:37 +0200
parents 8a1071fee883
children
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/* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
 * Software engineering by Intevation GmbH
 *
 * This file is Free Software under the GNU GPL (v>=2)
 * and comes with ABSOLUTELY NO WARRANTY!
 * See LICENSE.txt for details.
 */

#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QLabel>
#include <QLineEdit>
#include <QSettings>
#include <QPushButton>
#include <QUrl>
#include <QDebug>
#include <QIcon>
#include <QPixmap>
#include <QCheckBox>

#include "proxysettingsdlg.h"

ProxySettingsDlg::ProxySettingsDlg(QWidget *parent) :
    QDialog (parent) {
    setWindowIcon(QIcon(":/img/preferences-network_16.png"));
    setWindowTitle(tr("Proxy server settings"));
    QVBoxLayout *mainLayout = new QVBoxLayout();
    QHBoxLayout *iconTextLayout = new QHBoxLayout();
    QHBoxLayout *labelLineLayout = new QHBoxLayout();
    QHBoxLayout *okCancelLayout = new QHBoxLayout();

    QSettings settings;

    QLabel *iconLabel = new QLabel();
    iconLabel->setPixmap(QPixmap(":/img/preferences-network_64.png"));
    iconTextLayout->addWidget(iconLabel);

    QLabel *explanation = new QLabel(tr("Please enter the proxy server to use in the field below.") +
        " " + tr("The URL can follow the scheme:") + "<br/>" + 
        tr("[&lt;username&gt;:&lt;password&gt;@]&lt;hostname&gt;[:&lt;port&gt;]") +
        "<br/></br/>");
    explanation->setTextFormat(Qt::RichText);
    explanation->setWordWrap(true);

    iconTextLayout->addWidget(explanation);
    mainLayout->addLayout(iconTextLayout);

    bool useProxy = settings.value("UseProxy", false).toBool();
    mCheckBox = new QCheckBox(tr("Use Proxy Server"));
    mCheckBox->setTristate(false);
    mCheckBox->setCheckState(useProxy ? Qt::Checked : Qt::Unchecked);

    mainLayout->addWidget(mCheckBox);

    mProxyURL = new QLineEdit(settings.value("ProxyURL").toString());
    QLabel *proxyLabel = new QLabel(tr("Proxy Server:"));
    proxyLabel->setBuddy(mProxyURL);
    mProxyURL->setReadOnly(!useProxy);
    mProxyURL->setEnabled(useProxy);

    labelLineLayout->addWidget(proxyLabel);
    labelLineLayout->addWidget(mProxyURL);

    mSaveButton = new QPushButton (tr("&Save"));
    QPushButton * cancelButton = new QPushButton (tr("&Cancel"));
    okCancelLayout->addStretch(10);
    okCancelLayout->addWidget(mSaveButton);
    okCancelLayout->addWidget(cancelButton);

    connect(cancelButton, SIGNAL(clicked()), this, SLOT(reject()));
    connect(mSaveButton, SIGNAL(clicked()), this, SLOT(save()));
    connect(mProxyURL, SIGNAL(textChanged(const QString &)),
            this, SLOT(checkCanSave(const QString&)));
    connect(mCheckBox, SIGNAL(stateChanged(int)), this, SLOT(checkCanEdit(int)));

    mainLayout->addLayout(labelLineLayout);
    mainLayout->addLayout(okCancelLayout);

    setLayout(mainLayout);
}

void ProxySettingsDlg::checkCanSave(const QString &val) {
    mSaveButton->setEnabled(mCheckBox->checkState() == Qt::Unchecked ||
        QUrl(val).isValid());
}

void ProxySettingsDlg::checkCanEdit(int state) {
    mProxyURL->setReadOnly(state != Qt::Checked);
    mProxyURL->setEnabled(state == Qt::Checked);
}

void ProxySettingsDlg::save() {
    QSettings settings;
    settings.setValue("ProxyURL", mProxyURL->text());
    settings.setValue("UseProxy", mCheckBox->checkState() == Qt::Checked);
    settings.sync();
    accept();
}

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