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@ -36,6 +36,8 @@ ClientModel::ClientModel(OptionsModel *_optionsModel, QObject *parent) :
@@ -36,6 +36,8 @@ ClientModel::ClientModel(OptionsModel *_optionsModel, QObject *parent) :
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banTableModel(0), |
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pollTimer(0) |
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{ |
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cachedBestHeaderHeight = -1; |
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cachedBestHeaderTime = -1; |
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peerTableModel = new PeerTableModel(this); |
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banTableModel = new BanTableModel(this); |
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pollTimer = new QTimer(this); |
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@ -72,20 +74,28 @@ int ClientModel::getNumBlocks() const
@@ -72,20 +74,28 @@ int ClientModel::getNumBlocks() const
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return chainActive.Height(); |
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} |
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int ClientModel::getHeaderTipHeight() const |
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int ClientModel::getHeaderTipHeight() |
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{ |
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LOCK(cs_main); |
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if (!pindexBestHeader) |
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return 0; |
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return pindexBestHeader->nHeight; |
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if (cachedBestHeaderHeight == -1) { |
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// make sure we initially populate the cache via a cs_main lock
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// otherwise we need to wait for a tip update
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LOCK(cs_main); |
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if (pindexBestHeader) { |
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cachedBestHeaderHeight = pindexBestHeader->nHeight; |
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} |
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} |
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return cachedBestHeaderHeight; |
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} |
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int64_t ClientModel::getHeaderTipTime() const |
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int64_t ClientModel::getHeaderTipTime() |
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{ |
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LOCK(cs_main); |
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if (!pindexBestHeader) |
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return 0; |
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return pindexBestHeader->GetBlockTime(); |
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if (cachedBestHeaderTime == -1) { |
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LOCK(cs_main); |
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if (pindexBestHeader) { |
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cachedBestHeaderTime = pindexBestHeader->GetBlockTime(); |
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} |
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} |
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return cachedBestHeaderTime; |
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} |
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quint64 ClientModel::getTotalBytesRecv() const |
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@ -283,6 +293,11 @@ static void BlockTipChanged(ClientModel *clientmodel, bool initialSync, const CB
@@ -283,6 +293,11 @@ static void BlockTipChanged(ClientModel *clientmodel, bool initialSync, const CB
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int64_t& nLastUpdateNotification = fHeader ? nLastHeaderTipUpdateNotification : nLastBlockTipUpdateNotification; |
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if (fHeader) { |
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// cache best headers time and height to reduce future cs_main locks
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clientmodel->cachedBestHeaderHeight = pIndex->nHeight; |
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clientmodel->cachedBestHeaderTime = pIndex->GetBlockTime(); |
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} |
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// if we are in-sync, update the UI regardless of last update time
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if (!initialSync || now - nLastUpdateNotification > MODEL_UPDATE_DELAY) { |
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//pass a async signal to the UI thread
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