DragonX/SilentDragonXLite
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prevent reentry on connection

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This commit is contained in:
adityapk00
2018-11-23 11:44:56 -08:00
parent d71d08cd88
commit 49da8ed5ee
1 changed files with 7 additions and 2 deletions
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9
src/rpc.cpp
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@@ -552,7 +552,7 @@ void RPC::getInfoThenRefresh(bool force) {
conn->doRPCIgnoreError(payload, [=](const json& reply) { conn->doRPCIgnoreError(payload, [=](const json& reply) {
auto progress = reply["verificationprogress"].get<double>(); auto progress = reply["verificationprogress"].get<double>();
bool isSyncing = progress < 0.995; // 99.59% bool isSyncing = progress < 0.9999; // 99.99%
int blockNumber = reply["blocks"].get<json::number_unsigned_t>(); int blockNumber = reply["blocks"].get<json::number_unsigned_t>();
int estimatedheight = 0; int estimatedheight = 0;
@@ -601,9 +601,14 @@ void RPC::getInfoThenRefresh(bool force) {
}, [=](QNetworkReply* reply, const json&) { }, [=](QNetworkReply* reply, const json&) {
// zcashd has probably disappeared. // zcashd has probably disappeared.
this->noConnection(); this->noConnection();
if (prevCallSucceeded) { // show error only first time
// Prevent multiple dialog boxes, because these are called async
static bool shown = false;
if (!shown && prevCallSucceeded) { // show error only first time
shown = true;
QMessageBox::critical(main, "Connection Error", "There was an error connecting to zcashd. The error was: \n\n" QMessageBox::critical(main, "Connection Error", "There was an error connecting to zcashd. The error was: \n\n"
+ reply->errorString(), QMessageBox::StandardButton::Ok); + reply->errorString(), QMessageBox::StandardButton::Ok);
shown = false;
} }
prevCallSucceeded = false; prevCallSucceeded = false;