Subtract fee from amount

Fixes #2724 and #1570.

Adds the
automatically-subtract-the-fee-from-the-amount-and-send-whats-left
feature to the GUI and RPC (sendtoaddress,sendmany).

1 files changed, 5 insertions, 1 deletions

diff --git a/src/qt/sendcoinsentry.cpp b/src/qt/sendcoinsentry.cpp
index 6db6eee75b..6ac650e74f 100644
--- a/src/qt/sendcoinsentry.cpp
+++ b/src/qt/sendcoinsentry.cpp
@@ -44,6 +44,7 @@ SendCoinsEntry::SendCoinsEntry(QWidget *parent) :
 
     // Connect signals
     connect(ui->payAmount, SIGNAL(valueChanged()), this, SIGNAL(payAmountChanged()));
+    connect(ui->checkboxSubtractFeeFromAmount, SIGNAL(toggled(bool)), this, SIGNAL(subtractFeeFromAmountChanged()));
     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()));
@@ -94,6 +95,7 @@ void SendCoinsEntry::clear()
     ui->payTo->clear();
     ui->addAsLabel->clear();
     ui->payAmount->clear();
+    ui->checkboxSubtractFeeFromAmount->setCheckState(Qt::Unchecked);
     ui->messageTextLabel->clear();
     ui->messageTextLabel->hide();
     ui->messageLabel->hide();
@@ -165,6 +167,7 @@ SendCoinsRecipient SendCoinsEntry::getValue()
     recipient.label = ui->addAsLabel->text();
     recipient.amount = ui->payAmount->value();
     recipient.message = ui->messageTextLabel->text();
+    recipient.fSubtractFeeFromAmount = (ui->checkboxSubtractFeeFromAmount->checkState() == Qt::Checked);
 
     return recipient;
 }
@@ -174,7 +177,8 @@ QWidget *SendCoinsEntry::setupTabChain(QWidget *prev)
     QWidget::setTabOrder(prev, ui->payTo);
     QWidget::setTabOrder(ui->payTo, ui->addAsLabel);
     QWidget *w = ui->payAmount->setupTabChain(ui->addAsLabel);
-    QWidget::setTabOrder(w, ui->addressBookButton);
+    QWidget::setTabOrder(w, ui->checkboxSubtractFeeFromAmount);
+    QWidget::setTabOrder(ui->checkboxSubtractFeeFromAmount, ui->addressBookButton);
     QWidget::setTabOrder(ui->addressBookButton, ui->pasteButton);
     QWidget::setTabOrder(ui->pasteButton, ui->deleteButton);
     return ui->deleteButton;