Serpent editor to support save/load files
This commit is contained in:
romanman
parent
0be061fddf
commit
0e62e5b58f
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@ -37,6 +37,11 @@
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<copy file="./target/classes/system.properties" todir="./target/package/ethereumj/config"/>
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<copy file="./target/classes/GeoLiteCity.dat" todir="./target/package/ethereumj/config"/>
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<copy todir="./target/package/ethereumj/samples">
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<fileset dir="./samples"/>
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</copy>
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<zip destfile="ethereumj-${DSTAMP}-${TSTAMP}.zip" basedir="./target/package">
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</zip>
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@ -92,6 +92,12 @@ public class SystemProperties {
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return Integer.parseInt(prop.getProperty("peer.discovery.port"));
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}
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public String samplesDir(){
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if(prop.isEmpty()) return "samples";
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return prop.getProperty("samples.dir");
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}
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public String toString() {
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Enumeration<?> e = prop.propertyNames();
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while (e.hasMoreElements()) {
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@ -10,9 +10,13 @@ import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.InputEvent;
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import java.awt.event.KeyEvent;
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import java.io.*;
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import java.util.Scanner;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import static org.ethereum.config.SystemProperties.CONFIG;
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/**
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* www.ethereumJ.com
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* User: Roman Mandeleil
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@ -46,7 +50,7 @@ public class SerpentEditor extends JFrame {
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"\n" +
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"return(0)\n";
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private String codeSample3 = "\n" +
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private String defaultCode = "\n" +
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"\n" +
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"init: \n" +
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"\n" +
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@ -69,6 +73,7 @@ public class SerpentEditor extends JFrame {
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final JSplitPane splitPanel;
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final JTextArea result;
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final JPanel contentPane;
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JFileChooser fileChooser = null;
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public SerpentEditor() {
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@ -88,7 +93,7 @@ public class SerpentEditor extends JFrame {
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codeArea.setSyntaxEditingStyle("text/serpent");
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codeArea.setCodeFoldingEnabled(true);
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codeArea.setAntiAliasingEnabled(true);
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codeArea.setText(codeSample3);
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codeArea.setText(defaultCode);
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changeStyleProgrammatically();
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@ -103,6 +108,7 @@ public class SerpentEditor extends JFrame {
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splitPanel.setContinuousLayout(true);
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contentPane.add(splitPanel, BorderLayout.CENTER);
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splitPanel.add(sp);
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@ -123,6 +129,7 @@ public class SerpentEditor extends JFrame {
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contentPane.add(controlsPanel, BorderLayout.SOUTH);
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createToolBar();
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setContentPane(contentPane);
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@ -130,6 +137,8 @@ public class SerpentEditor extends JFrame {
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pack();
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this.revalidate();
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this.repaint();
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}
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@ -187,19 +196,20 @@ public class SerpentEditor extends JFrame {
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} catch (Throwable th) {
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th.printStackTrace();
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splitPanel.setDividerLocation(0.7);
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splitPanel.setDividerLocation(0.8);
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result.setVisible(true);
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result.setText(th.getMessage());
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result.setForeground(Color.RED);
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return ;
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}
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result.setForeground(Color.BLACK.brighter());
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result.setVisible(true);
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result.setText(asmResult);
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splitPanel.setDividerLocation(0.7);
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splitPanel.setDividerLocation(
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1 - result.getPreferredSize().getHeight() / codeArea.getPreferredSize().getHeight());
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this.repaint();
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}
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@ -245,10 +255,7 @@ public class SerpentEditor extends JFrame {
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toolbar.setFloatable(false);
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final JPanel mainContentPane = SerpentEditor.this.contentPane;
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{
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java.net.URL url = ClassLoader.getSystemResource("buttons/open-file.png");
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Toolkit kit = Toolkit.getDefaultToolkit();
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Image img = kit.createImage(url);
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@ -273,7 +280,21 @@ public class SerpentEditor extends JFrame {
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new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent e) {
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System.out.println("open file");
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File file = callFileChooser();
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try {
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if (file == null) return;
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String content = new Scanner(file).useDelimiter("\\Z").next();
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codeArea.setText(content);
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} catch (FileNotFoundException e1) {
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e1.printStackTrace();
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} catch (java.util.NoSuchElementException e2){
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// don't worry it's just the file is empty
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codeArea.setText("");
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}
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}
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}
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);
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@ -306,7 +327,26 @@ public class SerpentEditor extends JFrame {
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new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent e) {
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System.out.println("save file");
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File file = null;
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if (fileChooser == null) file = callFileChooser();
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else{
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if (fileChooser.getSelectedFile() == null){
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file = callFileChooser();
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}else{
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file = fileChooser.getSelectedFile();
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}
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}
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try {
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BufferedWriter out = new BufferedWriter(new FileWriter(file), 32768);
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out.write(codeArea.getText());
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out.close();
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} catch (IOException e1) {
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e1.printStackTrace();
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}
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}
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}
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);
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@ -431,6 +471,27 @@ public class SerpentEditor extends JFrame {
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this.contentPane.add(toolbar, BorderLayout.EAST);
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}
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protected File callFileChooser(){
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File file = null;
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if (fileChooser == null) {
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fileChooser = new JFileChooser(CONFIG.samplesDir());
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fileChooser.setMultiSelectionEnabled(false);
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}
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switch (fileChooser.showOpenDialog(SerpentEditor.this))
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{
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case JFileChooser.APPROVE_OPTION:
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file = fileChooser.getSelectedFile();
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break;
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}
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return file;
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}
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public static void main(String[] args) {
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// Start all Swing applications on the EDT.
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SwingUtilities.invokeLater(new Runnable() {
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@ -36,3 +36,8 @@ peer.discovery.timeout = 2
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# retrieved from the peer [seconds]
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transaction.approve.timeout = 5
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# default directory where we keep
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# basic Serpent samples relative
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# to home.dir
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samples.dir = samples
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@ -0,0 +1,34 @@
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# the sample is good example how one can
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# save program that manage his own currency
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init:
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# this part run only on init stage
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# we are about to set the maxim
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# amount of currency
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contract.storage[0xcd2a3d9f938e13cd947ec05abc7fe734df8dd826] = 1000000
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code:
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# the currency manager
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# support two functions
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if msg.datasize == 1:
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# 1. balance check
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addr = msg.data[0]
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return(contract.storage[addr])
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else:
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# 2. balance manipulation
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from = msg.sender
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fromvalue = contract.storage[from]
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to = msg.data[0]
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value = msg.data[1]
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if fromvalue >= value:
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contract.storage[from] = fromvalue - value
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contract.storage[to] = contract.storage[to] + value
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return(1)
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else:
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return(0)
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@ -0,0 +1,10 @@
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# The sample demonstrates how you
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# can simply create a program running
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# on top of chain and saving values for
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# futre use
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if !(contract.storage[msg.data[0]]):
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contract.storage[msg.data[0]] = msg.data[1]
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return(1)
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else:
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return(0)
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