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#include <string>
#include <vector>
#include <QClipboard>
#include <QInputDialog>
#include <QList>
#include <QListWidgetItem>
#include <QMessageBox>
#include "main.h"
#include "wallet.h"
#include "init.h"
#include "messagepage.h"
#include "ui_messagepage.h"
#include "addressbookpage.h"
#include "guiutil.h"
#include "walletmodel.h"
MessagePage::MessagePage(QWidget *parent) :
QDialog(parent),
ui(new Ui::MessagePage)
{
ui->setupUi(this);
#if (QT_VERSION >= 0x040700)
/* Do not move this to the XML file, Qt before 4.7 will choke on it */
ui->signFrom->setPlaceholderText(tr("Enter a Bitcoin address (e.g. 1NS17iag9jJgTHD1VXjvLCEnZuQ3rJDE9L)"));
ui->signature->setPlaceholderText(tr("Click \"Sign Message\" to get signature"));
#endif
GUIUtil::setupAddressWidget(ui->signFrom, this);
ui->signature->installEventFilter(this);
ui->signFrom->setFocus();
}
MessagePage::~MessagePage()
{
delete ui;
}
void MessagePage::setModel(WalletModel *model)
{
this->model = model;
}
void MessagePage::setAddress(QString addr)
{
ui->signFrom->setText(addr);
ui->message->setFocus();
}
void MessagePage::on_pasteButton_clicked()
{
setAddress(QApplication::clipboard()->text());
}
void MessagePage::on_addressBookButton_clicked()
{
AddressBookPage dlg(AddressBookPage::ForSending, AddressBookPage::ReceivingTab, this);
dlg.setModel(model->getAddressTableModel());
if(dlg.exec())
{
setAddress(dlg.getReturnValue());
}
}
void MessagePage::on_copyToClipboard_clicked()
{
QApplication::clipboard()->setText(ui->signature->text());
}
void MessagePage::on_signMessage_clicked()
{
QString address = ui->signFrom->text();
CBitcoinAddress addr(address.toStdString());
if (!addr.IsValid())
{
QMessageBox::critical(this, tr("Error signing"), tr("%1 is not a valid address.").arg(address),
QMessageBox::Abort, QMessageBox::Abort);
return;
}
WalletModel::UnlockContext ctx(model->requestUnlock());
if(!ctx.isValid())
{
// Unlock wallet was cancelled
return;
}
CKey key;
if (!pwalletMain->GetKey(addr, key))
{
QMessageBox::critical(this, tr("Error signing"), tr("Private key for %1 is not available.").arg(address),
QMessageBox::Abort, QMessageBox::Abort);
return;
}
CDataStream ss(SER_GETHASH, 0);
ss << strMessageMagic;
ss << ui->message->document()->toPlainText().toStdString();
std::vector<unsigned char> vchSig;
if (!key.SignCompact(Hash(ss.begin(), ss.end()), vchSig))
{
QMessageBox::critical(this, tr("Error signing"), tr("Sign failed"),
QMessageBox::Abort, QMessageBox::Abort);
}
ui->signature->setText(QString::fromStdString(EncodeBase64(&vchSig[0], vchSig.size())));
ui->signature->setFont(GUIUtil::bitcoinAddressFont());
}
void MessagePage::on_clearButton_clicked()
{
ui->signFrom->clear();
ui->message->clear();
ui->signature->clear();
ui->signFrom->setFocus();
}
bool MessagePage::eventFilter(QObject *object, QEvent *event)
{
if(object == ui->signature && (event->type() == QEvent::MouseButtonPress ||
event->type() == QEvent::FocusIn))
{
ui->signature->selectAll();
return true;
}
return QDialog::eventFilter(object, event);
}
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