From 76d1ee85e524b0fafe8b46acf9390f9f56017509 Mon Sep 17 00:00:00 2001
From: Spark Fountain <stefan.behrendt@sparkfountain.de>
Date: Mon, 18 Jul 2016 19:26:49 +0200
Subject: [PATCH] added warning if send amount is not set
---
src/main/java/fucoin/gui/WalletGuiControlImpl.java | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/src/main/java/fucoin/gui/WalletGuiControlImpl.java b/src/main/java/fucoin/gui/WalletGuiControlImpl.java
index 49c69b9..deed026 100644
--- a/src/main/java/fucoin/gui/WalletGuiControlImpl.java
+++ b/src/main/java/fucoin/gui/WalletGuiControlImpl.java
@@ -7,6 +7,7 @@ import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.Enumeration;
+import java.text.NumberFormat;
public class WalletGuiControlImpl implements WalletGuiControl {
@@ -22,7 +23,7 @@ public class WalletGuiControlImpl implements WalletGuiControl {
private JLabel lblSendTo = new JLabel("Send to:");
private JComboBox<String> txtSendTo = new JComboBox<>();
private JLabel lblSendAmount = new JLabel("Amount:");
- private JTextField txtSendAmount = new JTextField("");
+ private JTextField txtSendAmount = new JFormattedTextField(NumberFormat.getNumberInstance());
private JButton btnSend = new JButton("Send");
private JButton btnSearch = new JButton("Search");
private JButton btnStore = new JButton("Store");
@@ -128,8 +129,13 @@ public class WalletGuiControlImpl implements WalletGuiControl {
window.setVisible(true);
btnSend.addActionListener(e -> {
- wallet.send(txtSendTo.getSelectedItem().toString(),
- Integer.parseInt(txtSendAmount.getText()));
+ String sendAmount = txtSendAmount.getText();
+ if(sendAmount.trim().equalsIgnoreCase("")) {
+ JOptionPane.showMessageDialog(new JFrame("Warning"), "You need to type a number of coins to send.");
+ } else {
+ wallet.send(txtSendTo.getSelectedItem().toString(),
+ Integer.parseInt(sendAmount));
+ }
});
btnStore.addActionListener(e -> {
--
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