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197 lines
5.4 KiB
197 lines
5.4 KiB
// Copyright (c) 2011-2013 The Bitcoin Core developers |
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// Distributed under the MIT software license, see the accompanying |
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// file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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#include "receiverequestdialog.h" |
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#include "ui_receiverequestdialog.h" |
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#include "bitcoinunits.h" |
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#include "guiconstants.h" |
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#include "guiutil.h" |
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#include "optionsmodel.h" |
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#include "walletmodel.h" |
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#include <QClipboard> |
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#include <QDrag> |
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#include <QMenu> |
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#include <QMimeData> |
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#include <QMouseEvent> |
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#include <QPixmap> |
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#if QT_VERSION < 0x050000 |
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#include <QUrl> |
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#endif |
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#if defined(HAVE_CONFIG_H) |
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#include "config/bitcoin-config.h" /* for USE_QRCODE */ |
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#endif |
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#ifdef USE_QRCODE |
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#include <qrencode.h> |
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#endif |
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QRImageWidget::QRImageWidget(QWidget *parent): |
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QLabel(parent), contextMenu(0) |
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{ |
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contextMenu = new QMenu(); |
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QAction *saveImageAction = new QAction(tr("&Save Image..."), this); |
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connect(saveImageAction, SIGNAL(triggered()), this, SLOT(saveImage())); |
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contextMenu->addAction(saveImageAction); |
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QAction *copyImageAction = new QAction(tr("&Copy Image"), this); |
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connect(copyImageAction, SIGNAL(triggered()), this, SLOT(copyImage())); |
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contextMenu->addAction(copyImageAction); |
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} |
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QImage QRImageWidget::exportImage() |
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{ |
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if(!pixmap()) |
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return QImage(); |
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return pixmap()->toImage().scaled(EXPORT_IMAGE_SIZE, EXPORT_IMAGE_SIZE); |
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} |
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void QRImageWidget::mousePressEvent(QMouseEvent *event) |
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{ |
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if(event->button() == Qt::LeftButton && pixmap()) |
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{ |
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event->accept(); |
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QMimeData *mimeData = new QMimeData; |
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mimeData->setImageData(exportImage()); |
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QDrag *drag = new QDrag(this); |
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drag->setMimeData(mimeData); |
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drag->exec(); |
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} else { |
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QLabel::mousePressEvent(event); |
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} |
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} |
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void QRImageWidget::saveImage() |
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{ |
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if(!pixmap()) |
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return; |
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QString fn = GUIUtil::getSaveFileName(this, tr("Save QR Code"), QString(), tr("PNG Image (*.png)"), NULL); |
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if (!fn.isEmpty()) |
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{ |
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exportImage().save(fn); |
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} |
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} |
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void QRImageWidget::copyImage() |
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{ |
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if(!pixmap()) |
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return; |
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QApplication::clipboard()->setImage(exportImage()); |
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} |
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void QRImageWidget::contextMenuEvent(QContextMenuEvent *event) |
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{ |
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if(!pixmap()) |
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return; |
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contextMenu->exec(event->globalPos()); |
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} |
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ReceiveRequestDialog::ReceiveRequestDialog(QWidget *parent) : |
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QDialog(parent), |
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ui(new Ui::ReceiveRequestDialog), |
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model(0) |
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{ |
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ui->setupUi(this); |
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#ifndef USE_QRCODE |
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ui->btnSaveAs->setVisible(false); |
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ui->lblQRCode->setVisible(false); |
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#endif |
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connect(ui->btnSaveAs, SIGNAL(clicked()), ui->lblQRCode, SLOT(saveImage())); |
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} |
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ReceiveRequestDialog::~ReceiveRequestDialog() |
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{ |
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delete ui; |
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} |
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void ReceiveRequestDialog::setModel(OptionsModel *model) |
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{ |
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this->model = model; |
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if (model) |
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connect(model, SIGNAL(displayUnitChanged(int)), this, SLOT(update())); |
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// update the display unit if necessary |
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update(); |
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} |
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void ReceiveRequestDialog::setInfo(const SendCoinsRecipient &info) |
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{ |
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this->info = info; |
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update(); |
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} |
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void ReceiveRequestDialog::update() |
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{ |
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if(!model) |
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return; |
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QString target = info.label; |
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if(target.isEmpty()) |
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target = info.address; |
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setWindowTitle(tr("Request payment to %1").arg(target)); |
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QString uri = GUIUtil::formatBitcoinURI(info); |
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ui->btnSaveAs->setEnabled(false); |
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QString html; |
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html += "<html><font face='verdana, arial, helvetica, sans-serif'>"; |
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html += "<b>"+tr("Payment information")+"</b><br>"; |
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html += "<b>"+tr("URI")+"</b>: "; |
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html += "<a href=\""+uri+"\">" + GUIUtil::HtmlEscape(uri) + "</a><br>"; |
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html += "<b>"+tr("Address")+"</b>: " + GUIUtil::HtmlEscape(info.address) + "<br>"; |
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if(info.amount) |
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html += "<b>"+tr("Amount")+"</b>: " + BitcoinUnits::formatWithUnit(model->getDisplayUnit(), info.amount) + "<br>"; |
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if(!info.label.isEmpty()) |
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html += "<b>"+tr("Label")+"</b>: " + GUIUtil::HtmlEscape(info.label) + "<br>"; |
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if(!info.message.isEmpty()) |
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html += "<b>"+tr("Message")+"</b>: " + GUIUtil::HtmlEscape(info.message) + "<br>"; |
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ui->outUri->setText(html); |
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#ifdef USE_QRCODE |
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ui->lblQRCode->setText(""); |
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if(!uri.isEmpty()) |
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{ |
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// limit URI length |
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if (uri.length() > MAX_URI_LENGTH) |
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{ |
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ui->lblQRCode->setText(tr("Resulting URI too long, try to reduce the text for label / message.")); |
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} else { |
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QRcode *code = QRcode_encodeString(uri.toUtf8().constData(), 0, QR_ECLEVEL_L, QR_MODE_8, 1); |
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if (!code) |
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{ |
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ui->lblQRCode->setText(tr("Error encoding URI into QR Code.")); |
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return; |
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} |
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QImage myImage = QImage(code->width + 8, code->width + 8, QImage::Format_RGB32); |
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myImage.fill(0xffffff); |
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unsigned char *p = code->data; |
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for (int y = 0; y < code->width; y++) |
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{ |
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for (int x = 0; x < code->width; x++) |
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{ |
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myImage.setPixel(x + 4, y + 4, ((*p & 1) ? 0x0 : 0xffffff)); |
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p++; |
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} |
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} |
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QRcode_free(code); |
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ui->lblQRCode->setPixmap(QPixmap::fromImage(myImage).scaled(300, 300)); |
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ui->btnSaveAs->setEnabled(true); |
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} |
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} |
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#endif |
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} |
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void ReceiveRequestDialog::on_btnCopyURI_clicked() |
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{ |
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GUIUtil::setClipboard(GUIUtil::formatBitcoinURI(info)); |
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} |
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void ReceiveRequestDialog::on_btnCopyAddress_clicked() |
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{ |
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GUIUtil::setClipboard(info.address); |
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}
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