/*
* This file is part of the Flowee project
* Copyright (C) 2011-2015 The Bitcoin Core developers
*
* 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 3 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 .
*/
#include "receiverequestdialog.h"
#include "ui_receiverequestdialog.h"
#include "bitcoinunits.h"
#include "guiconstants.h"
#include "guiutil.h"
#include "optionsmodel.h"
#include "walletmodel.h"
#include
#include
#include
#include
#include
#include
#if QT_VERSION < 0x050000
#include
#endif
#if defined(HAVE_CONFIG_H)
#include "config/flowee-config.h" /* for USE_QRCODE */
#endif
#ifdef USE_QRCODE
#include
#endif
QRImageWidget::QRImageWidget(QWidget *parent):
QLabel(parent), contextMenu(0)
{
contextMenu = new QMenu();
QAction *saveImageAction = new QAction(tr("&Save Image..."), this);
connect(saveImageAction, SIGNAL(triggered()), this, SLOT(saveImage()));
contextMenu->addAction(saveImageAction);
QAction *copyImageAction = new QAction(tr("&Copy Image"), this);
connect(copyImageAction, SIGNAL(triggered()), this, SLOT(copyImage()));
contextMenu->addAction(copyImageAction);
}
QImage QRImageWidget::exportImage()
{
if(!pixmap())
return QImage();
return pixmap()->toImage().scaled(EXPORT_IMAGE_SIZE, EXPORT_IMAGE_SIZE);
}
void QRImageWidget::mousePressEvent(QMouseEvent *event)
{
if(event->button() == Qt::LeftButton && pixmap())
{
event->accept();
QMimeData *mimeData = new QMimeData;
mimeData->setImageData(exportImage());
QDrag *drag = new QDrag(this);
drag->setMimeData(mimeData);
drag->exec();
} else {
QLabel::mousePressEvent(event);
}
}
void QRImageWidget::saveImage()
{
if(!pixmap())
return;
QString fn = GUIUtil::getSaveFileName(this, tr("Save QR Code"), QString(), tr("PNG Image (*.png)"), NULL);
if (!fn.isEmpty())
{
exportImage().save(fn);
}
}
void QRImageWidget::copyImage()
{
if(!pixmap())
return;
QApplication::clipboard()->setImage(exportImage());
}
void QRImageWidget::contextMenuEvent(QContextMenuEvent *event)
{
if(!pixmap())
return;
contextMenu->exec(event->globalPos());
}
ReceiveRequestDialog::ReceiveRequestDialog(QWidget *parent) :
QDialog(parent),
ui(new Ui::ReceiveRequestDialog),
model(0)
{
ui->setupUi(this);
#ifndef USE_QRCODE
ui->btnSaveAs->setVisible(false);
ui->lblQRCode->setVisible(false);
#endif
connect(ui->btnSaveAs, SIGNAL(clicked()), ui->lblQRCode, SLOT(saveImage()));
}
ReceiveRequestDialog::~ReceiveRequestDialog()
{
delete ui;
}
void ReceiveRequestDialog::setModel(OptionsModel *model)
{
this->model = model;
if (model)
connect(model, SIGNAL(displayUnitChanged(int)), this, SLOT(update()));
// update the display unit if necessary
update();
}
void ReceiveRequestDialog::setInfo(const SendCoinsRecipient &info)
{
this->info = info;
update();
}
void ReceiveRequestDialog::update()
{
if(!model)
return;
QString target = info.label;
if(target.isEmpty())
target = info.address;
setWindowTitle(tr("Request payment to %1").arg(target));
QString uri = GUIUtil::formatBitcoinURI(info);
ui->btnSaveAs->setEnabled(false);
QString html;
html += "";
html += ""+tr("Payment information")+"
";
html += ""+tr("URI")+": ";
html += "" + GUIUtil::HtmlEscape(uri) + "
";
html += ""+tr("Address")+": " + GUIUtil::HtmlEscape(info.address) + "
";
if(info.amount)
html += ""+tr("Amount")+": " + BitcoinUnits::formatHtmlWithUnit(model->getDisplayUnit(), info.amount) + "
";
if(!info.label.isEmpty())
html += ""+tr("Label")+": " + GUIUtil::HtmlEscape(info.label) + "
";
if(!info.message.isEmpty())
html += ""+tr("Message")+": " + GUIUtil::HtmlEscape(info.message) + "
";
ui->outUri->setText(html);
#ifdef USE_QRCODE
ui->lblQRCode->setText("");
if(!uri.isEmpty())
{
// limit URI length
if (uri.length() > MAX_URI_LENGTH)
{
ui->lblQRCode->setText(tr("Resulting URI too long, try to reduce the text for label / message."));
} else {
QRcode *code = QRcode_encodeString(uri.toUtf8().constData(), 0, QR_ECLEVEL_L, QR_MODE_8, 1);
if (!code)
{
ui->lblQRCode->setText(tr("Error encoding URI into QR Code."));
return;
}
QImage myImage = QImage(code->width + 8, code->width + 8, QImage::Format_RGB32);
myImage.fill(0xffffff);
unsigned char *p = code->data;
for (int y = 0; y < code->width; y++)
{
for (int x = 0; x < code->width; x++)
{
myImage.setPixel(x + 4, y + 4, ((*p & 1) ? 0x0 : 0xffffff));
p++;
}
}
QRcode_free(code);
ui->lblQRCode->setPixmap(QPixmap::fromImage(myImage).scaled(300, 300));
ui->btnSaveAs->setEnabled(true);
}
}
#endif
}
void ReceiveRequestDialog::on_btnCopyURI_clicked()
{
GUIUtil::setClipboard(GUIUtil::formatBitcoinURI(info));
}
void ReceiveRequestDialog::on_btnCopyAddress_clicked()
{
GUIUtil::setClipboard(info.address);
}