diff --git a/src/qt/forms/sendcoinsentry.ui b/src/qt/forms/sendcoinsentry.ui index 20433f7a7675a..c2330854ce849 100644 --- a/src/qt/forms/sendcoinsentry.ui +++ b/src/qt/forms/sendcoinsentry.ui @@ -151,7 +151,7 @@ - + @@ -165,6 +165,13 @@ + + + + Use available balance + + + diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp index b3d15b8e68b80..1d7aa9a46bae1 100644 --- a/src/qt/sendcoinsdialog.cpp +++ b/src/qt/sendcoinsdialog.cpp @@ -497,6 +497,7 @@ SendCoinsEntry *SendCoinsDialog::addEntry() entry->setModel(model); ui->entries->addWidget(entry); connect(entry, SIGNAL(removeEntry(SendCoinsEntry*)), this, SLOT(removeEntry(SendCoinsEntry*))); + connect(entry, SIGNAL(useAvailableBalance(SendCoinsEntry*)), this, SLOT(useAvailableBalance(SendCoinsEntry*))); connect(entry, SIGNAL(payAmountChanged()), this, SLOT(coinControlUpdateLabels())); connect(entry, SIGNAL(subtractFeeFromAmountChanged()), this, SLOT(coinControlUpdateLabels())); @@ -707,6 +708,31 @@ void SendCoinsDialog::on_buttonMinimizeFee_clicked() minimizeFeeSection(true); } +void SendCoinsDialog::useAvailableBalance(SendCoinsEntry* entry) +{ + // Get CCoinControl instance if CoinControl is enabled or create a new one. + CCoinControl coin_control; + if (model->getOptionsModel()->getCoinControlFeatures()) { + coin_control = *CoinControlDialog::coinControl; + } + + // Calculate available amount to send. + CAmount amount = model->getBalance(&coin_control); + for (int i = 0; i < ui->entries->count(); ++i) { + SendCoinsEntry* e = qobject_cast(ui->entries->itemAt(i)->widget()); + if (e && !e->isHidden() && e != entry) { + amount -= e->getValue().amount; + } + } + + if (amount > 0) { + entry->checkSubtractFeeFromAmount(); + entry->setAmount(amount); + } else { + entry->setAmount(0); + } +} + void SendCoinsDialog::setMinimumFee() { ui->customFee->setValue(GetRequiredFee(1000)); diff --git a/src/qt/sendcoinsdialog.h b/src/qt/sendcoinsdialog.h index 0d95bc091e8ec..60e9259f43653 100644 --- a/src/qt/sendcoinsdialog.h +++ b/src/qt/sendcoinsdialog.h @@ -79,6 +79,7 @@ private Q_SLOTS: void on_buttonChooseFee_clicked(); void on_buttonMinimizeFee_clicked(); void removeEntry(SendCoinsEntry* entry); + void useAvailableBalance(SendCoinsEntry* entry); void updateDisplayUnit(); void coinControlFeatureChanged(bool); void coinControlButtonClicked(); diff --git a/src/qt/sendcoinsentry.cpp b/src/qt/sendcoinsentry.cpp index 92292a8423ad1..c07764a2737c2 100644 --- a/src/qt/sendcoinsentry.cpp +++ b/src/qt/sendcoinsentry.cpp @@ -50,6 +50,7 @@ SendCoinsEntry::SendCoinsEntry(const PlatformStyle *_platformStyle, QWidget *par connect(ui->deleteButton, SIGNAL(clicked()), this, SLOT(deleteClicked())); connect(ui->deleteButton_is, SIGNAL(clicked()), this, SLOT(deleteClicked())); connect(ui->deleteButton_s, SIGNAL(clicked()), this, SLOT(deleteClicked())); + connect(ui->useAvailableBalanceButton, SIGNAL(clicked()), this, SLOT(useAvailableBalanceClicked())); } SendCoinsEntry::~SendCoinsEntry() @@ -114,11 +115,21 @@ void SendCoinsEntry::clear() updateDisplayUnit(); } +void SendCoinsEntry::checkSubtractFeeFromAmount() +{ + ui->checkboxSubtractFeeFromAmount->setChecked(true); +} + void SendCoinsEntry::deleteClicked() { Q_EMIT removeEntry(this); } +void SendCoinsEntry::useAvailableBalanceClicked() +{ + Q_EMIT useAvailableBalance(this); +} + bool SendCoinsEntry::validate() { if (!model) @@ -230,6 +241,11 @@ void SendCoinsEntry::setAddress(const QString &address) ui->payAmount->setFocus(); } +void SendCoinsEntry::setAmount(const CAmount &amount) +{ + ui->payAmount->setValue(amount); +} + bool SendCoinsEntry::isClear() { return ui->payTo->text().isEmpty() && ui->payTo_is->text().isEmpty() && ui->payTo_s->text().isEmpty(); diff --git a/src/qt/sendcoinsentry.h b/src/qt/sendcoinsentry.h index a8be670c2aa03..557fea4e54760 100644 --- a/src/qt/sendcoinsentry.h +++ b/src/qt/sendcoinsentry.h @@ -38,6 +38,7 @@ class SendCoinsEntry : public QStackedWidget void setValue(const SendCoinsRecipient &value); void setAddress(const QString &address); + void setAmount(const CAmount &amount); /** Set up the tab chain manually, as Qt messes up the tab chain by default in some cases * (issue https://bugreports.qt-project.org/browse/QTBUG-10907). @@ -48,14 +49,17 @@ class SendCoinsEntry : public QStackedWidget public Q_SLOTS: void clear(); + void checkSubtractFeeFromAmount(); Q_SIGNALS: void removeEntry(SendCoinsEntry *entry); + void useAvailableBalance(SendCoinsEntry* entry); void payAmountChanged(); void subtractFeeFromAmountChanged(); private Q_SLOTS: void deleteClicked(); + void useAvailableBalanceClicked(); void on_payTo_textChanged(const QString &address); void on_addressBookButton_clicked(); void on_pasteButton_clicked();