[VerusCoin.git] / src / qt / receiverequestdialog.cpp

#include "receiverequestdialog.h"
#include "ui_receiverequestdialog.h"

#include "bitcoinunits.h"
#include "guiconstants.h"
#include "guiutil.h"
#include "optionsmodel.h"
#include "walletmodel.h"

#include <QPixmap>
#include <QClipboard>
#include <QMouseEvent>
#include <QDrag>
#include <QMimeData>
#if QT_VERSION < 0x050000
#include <QUrl>
#endif

#include "bitcoin-config.h" /* for USE_QRCODE */

#ifdef USE_QRCODE
#include <qrencode.h>
#endif

QRImageWidget::QRImageWidget(QWidget *parent):
    QLabel(parent)
{
    setContextMenuPolicy(Qt::ActionsContextMenu);

    QAction *saveImageAction = new QAction(tr("&Save Image..."), this);
    connect(saveImageAction, SIGNAL(triggered()), this, SLOT(saveImage()));
    addAction(saveImageAction);
    QAction *copyImageAction = new QAction(tr("&Copy Image"), this);
    connect(copyImageAction, SIGNAL(triggered()), this, SLOT(copyImage()));
    addAction(copyImageAction);
}

QImage QRImageWidget::exportImage()
{
    return pixmap()->toImage().scaled(EXPORT_IMAGE_SIZE, EXPORT_IMAGE_SIZE);
}

void QRImageWidget::mousePressEvent(QMouseEvent *event)
{
    if(event->button() == Qt::LeftButton)
    {
        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()
{
    QString fn = GUIUtil::getSaveFileName(this, tr("Save QR Code"), QString(), tr("PNG Images (*.png)"));
    if (!fn.isEmpty())
    {
        exportImage().save(fn);
    }
}

void QRImageWidget::copyImage()
{
    QApplication::clipboard()->setImage(exportImage());
}

ReceiveRequestDialog::ReceiveRequestDialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::ReceiveRequestDialog),
    model(0)
{
    ui->setupUi(this);

#ifndef USE_QRCODE
    ui->btnSaveAs->setVisible(false);
    ui->btnCopyImage->setVisible(false);
    ui->lblQRCode->setVisible(false);
#endif

    connect(ui->btnSaveAs, SIGNAL(clicked()), ui->lblQRCode, SLOT(saveImage()));
    connect(ui->btnCopyImage, SIGNAL(clicked()), ui->lblQRCode, SLOT(copyImage()));
}

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><font face='verdana, arial, helvetica, sans-serif'>";
    html += "<b>"+tr("Payment information")+"</b><br>";
    html += "<b>"+tr("URI")+"</b>: ";
    html += "<a href=\""+uri+"\">" + GUIUtil::HtmlEscape(uri) + "</a><br>";
    html += "<b>"+tr("Address")+"</b>: " + GUIUtil::HtmlEscape(info.address) + "<br>";
    if(info.amount)
        html += "<b>"+tr("Amount")+"</b>: " + BitcoinUnits::formatWithUnit(model->getDisplayUnit(), info.amount) + "<br>";
    if(!info.label.isEmpty())
        html += "<b>"+tr("Label")+"</b>: " + GUIUtil::HtmlEscape(info.label) + "<br>";
    if(!info.message.isEmpty())
        html += "<b>"+tr("Message")+"</b>: " + GUIUtil::HtmlEscape(info.message) + "<br>";
    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()
{
    QString uri = GUIUtil::formatBitcoinURI(info);
    QApplication::clipboard()->setText(uri, QClipboard::Clipboard);
    QApplication::clipboard()->setText(uri, QClipboard::Selection);
}

void ReceiveRequestDialog::on_btnCopyAddress_clicked()
{
    QApplication::clipboard()->setText(info.address, QClipboard::Clipboard);
    QApplication::clipboard()->setText(info.address, QClipboard::Selection);
}
Commit	Line	Data
74fb765e WL	1	#include "receiverequestdialog.h"
74fb765e WL	2	#include "ui_receiverequestdialog.h"
5c83f797 PK	3
	4	#include "bitcoinunits.h"
	5	#include "guiconstants.h"
303a47c0	6	#include "guiutil.h"
5c83f797	7	#include "optionsmodel.h"
8a7f37c7	8	#include "walletmodel.h"
303a47c0	9
22123c85	10	#include <QPixmap>
82095923	11	#include <QClipboard>
33a2febf WL	12	#include <QMouseEvent>
	13	#include <QDrag>
	14	#include <QMimeData>
25c0cce7	15	#if QT_VERSION < 0x050000
22123c85	16	#include <QUrl>
25c0cce7	17	#endif
22123c85	18
74fb765e WL	19	#include "bitcoin-config.h" /* for USE_QRCODE */
	20
	21	#ifdef USE_QRCODE
22123c85	22	#include <qrencode.h>
74fb765e	23	#endif
22123c85	24
82095923 WL	25	QRImageWidget::QRImageWidget(QWidget *parent):
	26	QLabel(parent)
	27	{
	28	setContextMenuPolicy(Qt::ActionsContextMenu);
	29
	30	QAction *saveImageAction = new QAction(tr("&Save Image..."), this);
	31	connect(saveImageAction, SIGNAL(triggered()), this, SLOT(saveImage()));
	32	addAction(saveImageAction);
	33	QAction *copyImageAction = new QAction(tr("&Copy Image"), this);
	34	connect(copyImageAction, SIGNAL(triggered()), this, SLOT(copyImage()));
	35	addAction(copyImageAction);
	36	}
	37
	38	QImage QRImageWidget::exportImage()
	39	{
	40	return pixmap()->toImage().scaled(EXPORT_IMAGE_SIZE, EXPORT_IMAGE_SIZE);
	41	}
	42
	43	void QRImageWidget::mousePressEvent(QMouseEvent *event)
	44	{
	45	if(event->button() == Qt::LeftButton)
	46	{
70b14636	47	event->accept();
82095923 WL	48	QMimeData *mimeData = new QMimeData;
	49	mimeData->setImageData(exportImage());
	50
	51	QDrag *drag = new QDrag(this);
	52	drag->setMimeData(mimeData);
	53	drag->exec();
70b14636 WL	54	} else {
70b14636 WL	55	QLabel::mousePressEvent(event);
82095923 WL	56	}
	57	}
	58
	59	void QRImageWidget::saveImage()
	60	{
	61	QString fn = GUIUtil::getSaveFileName(this, tr("Save QR Code"), QString(), tr("PNG Images (*.png)"));
	62	if (!fn.isEmpty())
	63	{
	64	exportImage().save(fn);
	65	}
	66	}
	67
	68	void QRImageWidget::copyImage()
	69	{
	70	QApplication::clipboard()->setImage(exportImage());
	71	}
	72
33a2febf	73	ReceiveRequestDialog::ReceiveRequestDialog(QWidget *parent) :
5c83f797	74	QDialog(parent),
74fb765e	75	ui(new Ui::ReceiveRequestDialog),
33a2febf	76	model(0)
22123c85	77	{
22123c85	78	ui->setupUi(this);
5c83f797	79
74fb765e WL	80	#ifndef USE_QRCODE
74fb765e WL	81	ui->btnSaveAs->setVisible(false);
33a2febf	82	ui->btnCopyImage->setVisible(false);
74fb765e WL	83	ui->lblQRCode->setVisible(false);
74fb765e WL	84	#endif
5c83f797	85
82095923	86	connect(ui->btnSaveAs, SIGNAL(clicked()), ui->lblQRCode, SLOT(saveImage()));
33a2febf	87	connect(ui->btnCopyImage, SIGNAL(clicked()), ui->lblQRCode, SLOT(copyImage()));
22123c85	88	}
22123c85	89
74fb765e	90	ReceiveRequestDialog::~ReceiveRequestDialog()
22123c85	91	{
	92	delete ui;
	93	}
	94
74fb765e	95	void ReceiveRequestDialog::setModel(OptionsModel *model)
5c83f797 PK	96	{
	97	this->model = model;
	98
	99	if (model)
33a2febf	100	connect(model, SIGNAL(displayUnitChanged(int)), this, SLOT(update()));
5c83f797	101
33a2febf WL	102	// update the display unit if necessary
33a2febf WL	103	update();
5c83f797 PK	104	}
5c83f797 PK	105
33a2febf	106	void ReceiveRequestDialog::setInfo(const SendCoinsRecipient &info)
1df182ff	107	{
33a2febf WL	108	this->info = info;
	109	update();
	110	}
	111
	112	void ReceiveRequestDialog::update()
	113	{
	114	if(!model)
	115	return;
	116	QString target = info.label;
	117	if(target.isEmpty())
	118	target = info.address;
	119	setWindowTitle(tr("Request payment to %1").arg(target));
	120
786b066f	121	QString uri = GUIUtil::formatBitcoinURI(info);
74fb765e	122	ui->btnSaveAs->setEnabled(false);
33a2febf WL	123	QString html;
33a2febf WL	124	html += "<html><font face='verdana, arial, helvetica, sans-serif'>";
33a2febf	125	html += "<b>"+tr("Payment information")+"</b><br>";
70b14636 WL	126	html += "<b>"+tr("URI")+"</b>: ";
70b14636 WL	127	html += "<a href=\""+uri+"\">" + GUIUtil::HtmlEscape(uri) + "</a><br>";
33a2febf WL	128	html += "<b>"+tr("Address")+"</b>: " + GUIUtil::HtmlEscape(info.address) + "<br>";
	129	if(info.amount)
	130	html += "<b>"+tr("Amount")+"</b>: " + BitcoinUnits::formatWithUnit(model->getDisplayUnit(), info.amount) + "<br>";
	131	if(!info.label.isEmpty())
	132	html += "<b>"+tr("Label")+"</b>: " + GUIUtil::HtmlEscape(info.label) + "<br>";
	133	if(!info.message.isEmpty())
	134	html += "<b>"+tr("Message")+"</b>: " + GUIUtil::HtmlEscape(info.message) + "<br>";
	135	ui->outUri->setText(html);
786b066f	136
74fb765e	137	#ifdef USE_QRCODE
786b066f WL	138	ui->lblQRCode->setText("");
786b066f WL	139	if(!uri.isEmpty())
9e0dba8c	140	{
786b066f WL	141	// limit URI length
786b066f WL	142	if (uri.length() > MAX_URI_LENGTH)
9e0dba8c	143	{
786b066f WL	144	ui->lblQRCode->setText(tr("Resulting URI too long, try to reduce the text for label / message."));
	145	} else {
	146	QRcode *code = QRcode_encodeString(uri.toUtf8().constData(), 0, QR_ECLEVEL_L, QR_MODE_8, 1);
	147	if (!code)
b1a99c3a	148	{
786b066f WL	149	ui->lblQRCode->setText(tr("Error encoding URI into QR Code."));
786b066f WL	150	return;
b1a99c3a	151	}
786b066f WL	152	QImage myImage = QImage(code->width + 8, code->width + 8, QImage::Format_RGB32);
	153	myImage.fill(0xffffff);
	154	unsigned char *p = code->data;
	155	for (int y = 0; y < code->width; y++)
	156	{
	157	for (int x = 0; x < code->width; x++)
	158	{
	159	myImage.setPixel(x + 4, y + 4, ((*p & 1) ? 0x0 : 0xffffff));
	160	p++;
	161	}
	162	}
	163	QRcode_free(code);
5c83f797	164
786b066f WL	165	ui->lblQRCode->setPixmap(QPixmap::fromImage(myImage).scaled(300, 300));
	166	ui->btnSaveAs->setEnabled(true);
	167	}
22123c85	168	}
74fb765e	169	#endif
22123c85	170	}
22123c85	171
33a2febf	172	void ReceiveRequestDialog::on_btnCopyURI_clicked()
1df182ff	173	{
33a2febf WL	174	QString uri = GUIUtil::formatBitcoinURI(info);
	175	QApplication::clipboard()->setText(uri, QClipboard::Clipboard);
	176	QApplication::clipboard()->setText(uri, QClipboard::Selection);
22123c85	177	}
22123c85	178
70b14636 WL	179	void ReceiveRequestDialog::on_btnCopyAddress_clicked()
	180	{
	181	QApplication::clipboard()->setText(info.address, QClipboard::Clipboard);
	182	QApplication::clipboard()->setText(info.address, QClipboard::Selection);
	183	}