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Merge pull request #7096

ff723da [Qt] improve minimum absolute fee option - Only display the minimum absolute fee control if CoinControl is enabled (Jonas Schnelli)
31b508a [Qt] make use of the nMinimumTotalFee (absolute) in coincontrols fee calculation (Jonas Schnelli)
80462dd [Qt] use ASYMP_UTF8 (≈) whenever we show a fee that is not absolute (Jonas Schnelli)
ecc7c82 Move fPayAtLeastCustomFee function to CC (Pieter Wuille)
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laanwj committed Dec 1, 2015
2 parents eb3d1b3 + ff723da commit 9490bd71bdb41669de7d3c2669241cabf307bb9b
Showing with 32 additions and 11 deletions.
  1. +3 −0 src/coincontrol.h
  2. +4 −1 src/qt/coincontroldialog.cpp
  3. +22 −5 src/qt/sendcoinsdialog.cpp
  4. +3 −4 src/wallet/wallet.cpp
  5. +0 −1 src/wallet/wallet.h
@@ -16,6 +16,8 @@ class CCoinControl
bool fAllowOtherInputs;
//! Includes watch only addresses which match the ISMINE_WATCH_SOLVABLE criteria
bool fAllowWatchOnly;
//! Minimum absolute fee (not per kilobyte)
CAmount nMinimumTotalFee;

CCoinControl()
{
@@ -28,6 +30,7 @@ class CCoinControl
fAllowOtherInputs = false;
fAllowWatchOnly = false;
setSelected.clear();
nMinimumTotalFee = 0;
}

bool HasSelected() const
@@ -549,6 +549,9 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog)

// Fee
nPayFee = CWallet::GetMinimumFee(nBytes, nTxConfirmTarget, mempool);
if (nPayFee > 0 && coinControl->nMinimumTotalFee > nPayFee)
nPayFee = coinControl->nMinimumTotalFee;


// Allow free? (require at least hard-coded threshold and default to that if no estimate)
double dPriorityNeeded = std::max(mempoolEstimatePriority, AllowFreeThreshold());
@@ -619,7 +622,7 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog)
l6->setText(sPriorityLabel); // Priority
l7->setText(fDust ? tr("yes") : tr("no")); // Dust
l8->setText(BitcoinUnits::formatWithUnit(nDisplayUnit, nChange)); // Change
if (nPayFee > 0 && !(payTxFee.GetFeePerK() > 0 && fPayAtLeastCustomFee && nBytes < 1000))
if (nPayFee > 0 && (coinControl->nMinimumTotalFee < nPayFee))
{
l3->setText(ASYMP_UTF8 + l3->text());
l4->setText(ASYMP_UTF8 + l4->text());
@@ -585,7 +585,7 @@ void SendCoinsDialog::updateFeeSectionControls()
ui->checkBoxMinimumFee ->setEnabled(ui->radioCustomFee->isChecked());
ui->labelMinFeeWarning ->setEnabled(ui->radioCustomFee->isChecked());
ui->radioCustomPerKilobyte ->setEnabled(ui->radioCustomFee->isChecked() && !ui->checkBoxMinimumFee->isChecked());
ui->radioCustomAtLeast ->setEnabled(ui->radioCustomFee->isChecked() && !ui->checkBoxMinimumFee->isChecked());
ui->radioCustomAtLeast ->setEnabled(ui->radioCustomFee->isChecked() && !ui->checkBoxMinimumFee->isChecked() && CoinControlDialog::coinControl->HasSelected());
ui->customFee ->setEnabled(ui->radioCustomFee->isChecked() && !ui->checkBoxMinimumFee->isChecked());
}

@@ -600,7 +600,10 @@ void SendCoinsDialog::updateGlobalFeeVariables()
{
nTxConfirmTarget = defaultConfirmTarget;
payTxFee = CFeeRate(ui->customFee->value());
fPayAtLeastCustomFee = ui->radioCustomAtLeast->isChecked();

// if user has selected to set a minimum absolute fee, pass the value to coincontrol
// set nMinimumTotalFee to 0 in case of user has selected that the fee is per KB
CoinControlDialog::coinControl->nMinimumTotalFee = ui->radioCustomAtLeast->isChecked() ? ui->customFee->value() : 0;
}

fSendFreeTransactions = ui->checkBoxFreeTx->isChecked();
@@ -707,8 +710,7 @@ void SendCoinsDialog::coinControlFeatureChanged(bool checked)
if (!checked && model) // coin control features disabled
CoinControlDialog::coinControl->SetNull();

if (checked)
coinControlUpdateLabels();
coinControlUpdateLabels();
}

// Coin Control: button inputs -> show actual coin control dialog
@@ -782,9 +784,24 @@ void SendCoinsDialog::coinControlChangeEdited(const QString& text)
// Coin Control: update labels
void SendCoinsDialog::coinControlUpdateLabels()
{
if (!model || !model->getOptionsModel() || !model->getOptionsModel()->getCoinControlFeatures())
if (!model || !model->getOptionsModel())
return;

if (model->getOptionsModel()->getCoinControlFeatures())
{
// enable minium absolute fee UI controls
ui->radioCustomAtLeast->setVisible(true);

// only enable the feature if inputs are selected
ui->radioCustomAtLeast->setEnabled(CoinControlDialog::coinControl->HasSelected());
}
else
{
// in case coin control is disabled (=default), hide minimum absolute fee UI controls
ui->radioCustomAtLeast->setVisible(false);
return;
}

// set pay amounts
CoinControlDialog::payAmounts.clear();
CoinControlDialog::fSubtractFeeFromAmount = false;
@@ -41,7 +41,6 @@ CAmount maxTxFee = DEFAULT_TRANSACTION_MAXFEE;
unsigned int nTxConfirmTarget = DEFAULT_TX_CONFIRM_TARGET;
bool bSpendZeroConfChange = DEFAULT_SPEND_ZEROCONF_CHANGE;
bool fSendFreeTransactions = DEFAULT_SEND_FREE_TRANSACTIONS;
bool fPayAtLeastCustomFee = false;

/**
* Fees smaller than this (in satoshi) are considered zero fee (for transaction creation)
@@ -2096,6 +2095,9 @@ bool CWallet::CreateTransaction(const vector<CRecipient>& vecSend, CWalletTx& wt
}

CAmount nFeeNeeded = GetMinimumFee(nBytes, nTxConfirmTarget, mempool);
if (coinControl && nFeeNeeded > 0 && coinControl->nMinimumTotalFee > nFeeNeeded) {
nFeeNeeded = coinControl->nMinimumTotalFee;
}

// If we made it here and we aren't even able to meet the relay fee on the next pass, give up
// because we must be at the maximum allowed fee.
@@ -2191,9 +2193,6 @@ CAmount CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarge
{
// payTxFee is user-set "I want to pay this much"
CAmount nFeeNeeded = payTxFee.GetFee(nTxBytes);
// user selected total at least (default=true)
if (fPayAtLeastCustomFee && nFeeNeeded > 0 && nFeeNeeded < payTxFee.GetFeePerK())
nFeeNeeded = payTxFee.GetFeePerK();
// User didn't set: use -txconfirmtarget to estimate...
if (nFeeNeeded == 0) {
int estimateFoundTarget = nConfirmTarget;
@@ -35,7 +35,6 @@ extern CAmount maxTxFee;
extern unsigned int nTxConfirmTarget;
extern bool bSpendZeroConfChange;
extern bool fSendFreeTransactions;
extern bool fPayAtLeastCustomFee;

static const unsigned int DEFAULT_KEYPOOL_SIZE = 100;
//! -paytxfee default

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