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[Qt] rescan progress

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This commit is contained in:
Cozz Lovan 2014-03-19 00:26:14 +01:00 committed by langerhans
parent 21fe4683e8
commit 8c541fea46
10 changed files with 113 additions and 9 deletions
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5
src/checkpoints.cpp
View file

@ -23,7 +23,7 @@ namespace Checkpoints
// every system. When reindexing from a fast disk with a slow CPU, it
// can be up to 20, while when downloading from a slow network with a
// fast multicore CPU, it won't be much higher than 1.
static const double fSigcheckVerificationFactor = 5.0;
static const double SIGCHECK_VERIFICATION_FACTOR = 5.0;
struct CCheckpointData {
const MapCheckpoints *mapCheckpoints;
@ -103,12 +103,13 @@ namespace Checkpoints
}
// Guess how far we are in the verification process at the given block index
double GuessVerificationProgress(CBlockIndex *pindex) {
double GuessVerificationProgress(CBlockIndex *pindex, bool fSigchecks) {
if (pindex==NULL)
return 0.0;
int64_t nNow = time(NULL);
double fSigcheckVerificationFactor = fSigchecks ? SIGCHECK_VERIFICATION_FACTOR : 1.0;
double fWorkBefore = 0.0; // Amount of work done before pindex
double fWorkAfter = 0.0; // Amount of work left after pindex (estimated)
// Work is defined as: 1.0 per transaction before the last checkpoint, and

2
src/checkpoints.h
View file

@ -24,7 +24,7 @@ namespace Checkpoints
// Returns last CBlockIndex* in mapBlockIndex that is a checkpoint
CBlockIndex* GetLastCheckpoint(const std::map<uint256, CBlockIndex*>& mapBlockIndex);
double GuessVerificationProgress(CBlockIndex *pindex);
double GuessVerificationProgress(CBlockIndex *pindex, bool fSigchecks = true);
extern bool fEnabled;
}

23
src/qt/splashscreen.cpp
View file

@ -5,8 +5,12 @@
#include "splashscreen.h"
#include "clientversion.h"
#include "init.h"
#include "ui_interface.h"
#include "util.h"
#ifdef ENABLE_WALLET
#include "wallet.h"
#endif
#include <QApplication>
#include <QPainter>
@ -111,14 +115,33 @@ static void InitMessage(SplashScreen *splash, const std::string &message)
Q_ARG(QColor, QColor(55,55,55)));
}
static void ShowProgress(SplashScreen *splash, const std::string &title, int nProgress)
{
InitMessage(splash, title + strprintf("%d", nProgress) + "%");
}
#ifdef ENABLE_WALLET
static void ConnectWallet(SplashScreen *splash, CWallet* wallet)
{
wallet->ShowProgress.connect(boost::bind(ShowProgress, splash, _1, _2));
}
#endif
void SplashScreen::subscribeToCoreSignals()
{
// Connect signals to client
uiInterface.InitMessage.connect(boost::bind(InitMessage, this, _1));
#ifdef ENABLE_WALLET
uiInterface.LoadWallet.connect(boost::bind(ConnectWallet, this, _1));
#endif
}
void SplashScreen::unsubscribeFromCoreSignals()
{
// Disconnect signals from client
uiInterface.InitMessage.disconnect(boost::bind(InitMessage, this, _1));
#ifdef ENABLE_WALLET
if(pwalletMain)
pwalletMain->ShowProgress.disconnect(boost::bind(ShowProgress, this, _1, _2));
#endif
}

30
src/qt/walletmodel.cpp
View file

@ -419,8 +419,17 @@ static void NotifyAddressBookChanged(WalletModel *walletmodel, CWallet *wallet,
Q_ARG(int, status));
}
// queue notifications to show a non freezing progress dialog e.g. for rescan
static bool fQueueNotifications = false;
static std::vector<std::pair<uint256, ChangeType> > vQueueNotifications;
static void NotifyTransactionChanged(WalletModel *walletmodel, CWallet *wallet, const uint256 &hash, ChangeType status)
{
if (fQueueNotifications)
{
vQueueNotifications.push_back(make_pair(hash, status));
return;
}
QString strHash = QString::fromStdString(hash.GetHex());
qDebug() << "NotifyTransactionChanged : " + strHash + " status= " + QString::number(status);
@ -429,12 +438,32 @@ static void NotifyTransactionChanged(WalletModel *walletmodel, CWallet *wallet,
Q_ARG(int, status));
}
static void ShowProgress(WalletModel *walletmodel, const std::string &title, int nProgress)
{
// emits signal "showProgress"
QMetaObject::invokeMethod(walletmodel, "showProgress", Qt::QueuedConnection,
Q_ARG(QString, QString::fromStdString(title)),
Q_ARG(int, nProgress));
if (nProgress == 0)
fQueueNotifications = true;
if (nProgress == 100)
{
fQueueNotifications = false;
BOOST_FOREACH(const PAIRTYPE(uint256, ChangeType)& notification, vQueueNotifications)
NotifyTransactionChanged(walletmodel, NULL, notification.first, notification.second);
std::vector<std::pair<uint256, ChangeType> >().swap(vQueueNotifications); // clear
}
}
void WalletModel::subscribeToCoreSignals()
{
// Connect signals to wallet
wallet->NotifyStatusChanged.connect(boost::bind(&NotifyKeyStoreStatusChanged, this, _1));
wallet->NotifyAddressBookChanged.connect(boost::bind(NotifyAddressBookChanged, this, _1, _2, _3, _4, _5, _6));
wallet->NotifyTransactionChanged.connect(boost::bind(NotifyTransactionChanged, this, _1, _2, _3));
wallet->ShowProgress.connect(boost::bind(ShowProgress, this, _1, _2));
}
void WalletModel::unsubscribeFromCoreSignals()
@ -443,6 +472,7 @@ void WalletModel::unsubscribeFromCoreSignals()
wallet->NotifyStatusChanged.disconnect(boost::bind(&NotifyKeyStoreStatusChanged, this, _1));
wallet->NotifyAddressBookChanged.disconnect(boost::bind(NotifyAddressBookChanged, this, _1, _2, _3, _4, _5, _6));
wallet->NotifyTransactionChanged.disconnect(boost::bind(NotifyTransactionChanged, this, _1, _2, _3));
wallet->ShowProgress.disconnect(boost::bind(ShowProgress, this, _1, _2));
}
// WalletModel::UnlockContext implementation

3
src/qt/walletmodel.h
View file

@ -237,6 +237,9 @@ signals:
// Coins sent: from wallet, to recipient, in (serialized) transaction:
void coinsSent(CWallet* wallet, SendCoinsRecipient recipient, QByteArray transaction);
// Show progress dialog e.g. for rescan
void showProgress(const QString &title, int nProgress);
public slots:
/* Wallet status might have changed */
void updateStatus();

27
src/qt/walletview.cpp
View file

@ -24,6 +24,7 @@
#include <QActionGroup>
#include <QFileDialog>
#include <QHBoxLayout>
#include <QProgressDialog>
#include <QPushButton>
#include <QVBoxLayout>
@ -127,6 +128,9 @@ void WalletView::setWalletModel(WalletModel *walletModel)
// Ask for passphrase if needed
connect(walletModel, SIGNAL(requireUnlock()), this, SLOT(unlockWallet()));
// Show progress dialog
connect(walletModel, SIGNAL(showProgress(QString,int)), this, SLOT(showProgress(QString,int)));
}
}
@ -277,3 +281,26 @@ void WalletView::usedReceivingAddresses()
dlg->setModel(walletModel->getAddressTableModel());
dlg->show();
}
void WalletView::showProgress(const QString &title, int nProgress)
{
if (nProgress == 0)
{
progressDialog = new QProgressDialog(title, "", 0, 100);
progressDialog->setWindowModality(Qt::ApplicationModal);
progressDialog->setMinimumDuration(0);
progressDialog->setCancelButton(0);
progressDialog->setAutoClose(false);
progressDialog->setValue(0);
}
else if (nProgress == 100)
{
if (progressDialog)
{
progressDialog->close();
progressDialog->deleteLater();
}
}
else if (progressDialog)
progressDialog->setValue(nProgress);
}

6
src/qt/walletview.h
View file

@ -18,6 +18,7 @@ class WalletModel;
QT_BEGIN_NAMESPACE
class QModelIndex;
class QProgressDialog;
QT_END_NAMESPACE
/*
@ -60,6 +61,8 @@ private:
TransactionView *transactionView;
QProgressDialog *progressDialog;
public slots:
/** Switch to overview (home) page */
void gotoOverviewPage();
@ -97,6 +100,9 @@ public slots:
/** Re-emit encryption status signal */
void updateEncryptionStatus();
/** Show progress dialog e.g. for rescan */
void showProgress(const QString &title, int nProgress);
signals:
/** Signal that we want to show the main window */
void showNormalIfMinimized();

3
src/ui_interface.h
View file

@ -91,6 +91,9 @@ public:
* @note called with lock cs_mapAlerts held.
*/
boost::signals2::signal<void (const uint256 &hash, ChangeType status)> NotifyAlertChanged;
/** A wallet has been loaded. */
boost::signals2::signal<void (CWallet* wallet)> LoadWallet;
};
extern CClientUIInterface uiInterface;

20
src/wallet.cpp
View file

@ -947,14 +947,19 @@ int CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate)
CBlockIndex* pindex = pindexStart;
{
LOCK(cs_wallet);
// no need to read and scan block, if block was created before
// our wallet birthday (as adjusted for block time variability)
while (pindex && nTimeFirstKey && (pindex->nTime < (nTimeFirstKey - 7200)))
pindex = chainActive.Next(pindex);
ShowProgress(_("Rescanning..."), 0); // show rescan progress in GUI as dialog or on splashscreen, if -rescan on startup
double dProgressStart = Checkpoints::GuessVerificationProgress(pindex, false);
double dProgressTip = Checkpoints::GuessVerificationProgress(chainActive.Tip(), false);
while (pindex)
{
// no need to read and scan block, if block was created before
// our wallet birthday (as adjusted for block time variability)
if (nTimeFirstKey && (pindex->nTime < (nTimeFirstKey - 7200))) {
pindex = chainActive.Next(pindex);
continue;
}
if (pindex->nHeight % 100 == 0 && dProgressTip - dProgressStart > 0.0)
ShowProgress(_("Rescanning..."), std::max(1, std::min(99, (int)((Checkpoints::GuessVerificationProgress(pindex, false) - dProgressStart) / (dProgressTip - dProgressStart) * 100))));
CBlock block;
ReadBlockFromDisk(block, pindex);
@ -969,6 +974,7 @@ int CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate)
LogPrintf("Still rescanning. At block %d. Progress=%f\n", pindex->nHeight, Checkpoints::GuessVerificationProgress(pindex));
}
}
ShowProgress(_("Rescanning..."), 100); // hide progress dialog in GUI
}
return ret;
}
@ -1617,6 +1623,8 @@ DBErrors CWallet::LoadWallet(bool& fFirstRunRet)
return nLoadWalletRet;
fFirstRunRet = !vchDefaultKey.IsValid();
uiInterface.LoadWallet(this);
return DB_LOAD_OK;
}

3
src/wallet.h
View file

@ -578,6 +578,9 @@ public:
*/
boost::signals2::signal<void (CWallet *wallet, const uint256 &hashTx,
ChangeType status)> NotifyTransactionChanged;
/** Show progress e.g. for rescan */
boost::signals2::signal<void (const std::string &title, int nProgress)> ShowProgress;
};
/** A key allocated from the key pool. */