Fix some padding and focus issues with the new BitcoinAmountWidget

src/qt/bitcoinamountfield.cpp

@@ -26,6 +26,7 @@ BitcoinAmountField::BitcoinAmountField(QWidget *parent):
     layout->addWidget(new QLabel(QString(".")));
     layout->addWidget(decimals);
     layout->addStretch(1);
+    layout->setContentsMargins(0,0,0,0);
 
     setFocusPolicy(Qt::TabFocus);
     setLayout(layout);

src/qt/bitcoinamountfield.h

@@ -7,6 +7,8 @@ QT_BEGIN_NAMESPACE
 class QLineEdit;
 QT_END_NAMESPACE
 
+// Coin amount entry widget with separate parts for whole
+// coins and decimals.
 class BitcoinAmountField: public QWidget
 {
     Q_OBJECT

src/qt/forms/sendcoinsdialog.ui

@@ -91,11 +91,7 @@
       </widget>
      </item>
      <item row="4" column="1">
-      <widget class="BitcoinAmountField" name="payAmount" native="true">
-       <property name="focusPolicy">
-        <enum>Qt::TabFocus</enum>
-       </property>
-      </widget>
+      <widget class="BitcoinAmountField" name="payAmount" native="true"/>
      </item>
     </layout>
    </item>