Move fee policy out of core

src/qt/coincontroldialog.cpp

@@ -406,7 +406,7 @@ QString CoinControlDialog::getPriorityLabel(const CTxMemPool& pool, double dPrio
 {
     // confirmations -> textual description
     typedef std::map<unsigned int, QString> PriorityDescription;
-    static PriorityDescription priorityDescriptions = boost::assign::map_list_of
+    const static PriorityDescription priorityDescriptions = boost::assign::map_list_of
         (1, tr("highest"))(2, tr("higher"))(3, tr("high"))
         (5, tr("medium-high"))(6, tr("medium"))
         (10, tr("low-medium"))(15, tr("low"))
@@ -452,7 +452,7 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog)
         {
             CTxOut txout(amount, (CScript)vector<unsigned char>(24, 0));
             txDummy.vout.push_back(txout);
-            if (txout.IsDust(CTransaction::minRelayTxFee))
+            if (txout.IsDust(::minRelayTxFee))
                fDust = true;
         }
     }
@@ -544,7 +544,7 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog)
             if (nChange > 0 && nChange < CENT)
             {
                 CTxOut txout(nChange, (CScript)vector<unsigned char>(24, 0));
-                if (txout.IsDust(CTransaction::minRelayTxFee))
+                if (txout.IsDust(::minRelayTxFee))
                 {
                     nPayFee += nChange;
                     nChange = 0;
@@ -605,17 +605,17 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog)
 
     // tool tips
     QString toolTip1 = tr("This label turns red, if the transaction size is greater than 1000 bytes.") + "<br /><br />";
-    toolTip1 += tr("This means a fee of at least %1 per kB is required.").arg(BitcoinUnits::formatWithUnit(nDisplayUnit, CTransaction::minTxFee.GetFeePerK())) + "<br /><br />";
+    toolTip1 += tr("This means a fee of at least %1 per kB is required.").arg(BitcoinUnits::formatWithUnit(nDisplayUnit, CWallet::minTxFee.GetFeePerK())) + "<br /><br />";
     toolTip1 += tr("Can vary +/- 1 byte per input.");
 
     QString toolTip2 = tr("Transactions with higher priority are more likely to get included into a block.") + "<br /><br />";
     toolTip2 += tr("This label turns red, if the priority is smaller than \"medium\".") + "<br /><br />";
-    toolTip2 += tr("This means a fee of at least %1 per kB is required.").arg(BitcoinUnits::formatWithUnit(nDisplayUnit, CTransaction::minTxFee.GetFeePerK()));
+    toolTip2 += tr("This means a fee of at least %1 per kB is required.").arg(BitcoinUnits::formatWithUnit(nDisplayUnit, CWallet::minTxFee.GetFeePerK()));
 
-    QString toolTip3 = tr("This label turns red, if any recipient receives an amount smaller than %1.").arg(BitcoinUnits::formatWithUnit(nDisplayUnit, CTransaction::minRelayTxFee.GetFee(546)));
+    QString toolTip3 = tr("This label turns red, if any recipient receives an amount smaller than %1.").arg(BitcoinUnits::formatWithUnit(nDisplayUnit, ::minRelayTxFee.GetFee(546)));
 
     // how many satoshis the estimated fee can vary per byte we guess wrong
-    double dFeeVary = (double)std::max(CTransaction::minTxFee.GetFeePerK(), payTxFee.GetFeePerK()) / 1000;
+    double dFeeVary = (double)std::max(CWallet::minTxFee.GetFeePerK(), payTxFee.GetFeePerK()) / 1000;
     QString toolTip4 = tr("Can vary +/- %1 satoshi(s) per input.").arg(dFeeVary);
 
     l3->setToolTip(toolTip4);

src/qt/guiutil.cpp

@@ -11,6 +11,7 @@
 
 #include "core.h"
 #include "init.h"
+#include "main.h"
 #include "protocol.h"
 #include "util.h"
 
@@ -212,7 +213,7 @@ bool isDust(const QString& address, qint64 amount)
     CTxDestination dest = CBitcoinAddress(address.toStdString()).Get();
     CScript script; script.SetDestination(dest);
     CTxOut txOut(amount, script);
-    return txOut.IsDust(CTransaction::minRelayTxFee);
+    return txOut.IsDust(::minRelayTxFee);
 }
 
 QString HtmlEscape(const QString& str, bool fMultiLine)

src/qt/optionsdialog.cpp

@@ -14,7 +14,10 @@
 #include "monitoreddatamapper.h"
 #include "optionsmodel.h"
 
-#include "main.h" // for CTransaction::minTxFee and MAX_SCRIPTCHECK_THREADS
+#include "main.h" // for MAX_SCRIPTCHECK_THREADS
+#ifdef ENABLE_WALLET
+#include "wallet.h" // for CWallet::minTxFee
+#endif
 #include "netbase.h"
 #include "txdb.h" // for -dbcache defaults
 
@@ -101,7 +104,9 @@ OptionsDialog::OptionsDialog(QWidget *parent) :
 #endif
 
     ui->unit->setModel(new BitcoinUnits(this));
-    ui->transactionFee->setSingleStep(CTransaction::minTxFee.GetFeePerK());
+#ifdef ENABLE_WALLET
+    ui->transactionFee->setSingleStep(CWallet::minTxFee.GetFeePerK());
+#endif
 
     /* Widget-to-option mapper */
     mapper = new MonitoredDataMapper(this);

src/qt/paymentserver.cpp

@@ -551,7 +551,7 @@ bool PaymentServer::processPaymentRequest(PaymentRequestPlus& request, SendCoins
 
         // Extract and check amounts
         CTxOut txOut(sendingTo.second, sendingTo.first);
-        if (txOut.IsDust(CTransaction::minRelayTxFee)) {
+        if (txOut.IsDust(::minRelayTxFee)) {
             emit message(tr("Payment request error"), tr("Requested payment amount of %1 is too small (considered dust).")
                 .arg(BitcoinUnits::formatWithUnit(optionsModel->getDisplayUnit(), sendingTo.second)),
                 CClientUIInterface::MSG_ERROR);