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Drop upgrade-cancel callback registration for a generic "resumeable"

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Instead of passing a StartShutdown reference all the way up from
txdb, give ShowProgress a "resumeable" boolean, which is used to
inform the user if the action will be resumed, but cancel is always
allowed by just calling StartShutdown().
This commit is contained in:
Matt Corallo
2017-07-07 17:09:55 -04:00
parent 22e301a3d5
commit ee4d1493e2
5 changed files with 25 additions and 39 deletions
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6
src/txdb.cpp
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@ -371,9 +371,9 @@ bool CCoinsViewDB::Upgrade() {
int64_t count = 0;
LogPrintf("Upgrading utxo-set database...\n");
LogPrintf("[0%%]...");
uiInterface.ShowProgress(_("Upgrading UTXO database"), 0, true);
size_t batch_size = 1 << 24;
CDBBatch batch(db);
uiInterface.SetProgressBreakAction(StartShutdown);
int reportDone = 0;
std::pair<unsigned char, uint256> key;
std::pair<unsigned char, uint256> prev_key = {DB_COINS, uint256()};
@ -386,7 +386,7 @@ bool CCoinsViewDB::Upgrade() {
if (count++ % 256 == 0) {
uint32_t high = 0x100 * *key.second.begin() + *(key.second.begin() + 1);
int percentageDone = (int)(high * 100.0 / 65536.0 + 0.5);
uiInterface.ShowProgress(_("Upgrading UTXO database") + "\n"+ _("(press q to shutdown and continue later)") + "\n", percentageDone);
uiInterface.ShowProgress(_("Upgrading UTXO database"), percentageDone, true);
if (reportDone < percentageDone/10) {
// report max. every 10% step
LogPrintf("[%d%%]...", percentageDone);
@ -420,7 +420,7 @@ bool CCoinsViewDB::Upgrade() {
}
db.WriteBatch(batch);
db.CompactRange({DB_COINS, uint256()}, key);
uiInterface.SetProgressBreakAction(std::function<void(void)>());
uiInterface.ShowProgress("", 100, false);
LogPrintf("[%s].\n", ShutdownRequested() ? "CANCELLED" : "DONE");
return !ShutdownRequested();
}