/**
     * Gets the displayed value, and uses the converter to convert the shared value to units this
     * instance is supposed to represent. If the displayed value and shared value are different,
     * then we turn off our document filter and update our value to match the shared value. We
     * re-enable the document filter afterwards.
     */
    @Override
    protected void paintComponent(Graphics g) {
      super.paintComponent(g);
      try {
        StyledDocument doc = getStyledDocument();
        double actualValue = (multiplier.getDisplayValue(value.getValue()));
        String actualValueAsString = df.format(actualValue);

        String displayedValue;
        try {
          displayedValue = doc.getText(0, doc.getLength());
        } catch (BadLocationException e) {
          displayedValue = "";
        }
        if (displayedValue.isEmpty()) {
          displayedValue = "0";
        }
        double displayedValueAsDouble = Double.parseDouble(displayedValue);
        if (!actualValueAsString.equals(displayedValue)
            && displayedValueAsDouble != actualValue) // Allow user to enter trailing zeroes.
        {
          bypassFilterAndSetText(doc, actualValueAsString);
        }
      } catch (NumberFormatException e) {
        // Swallow it as it's OK for the user to try and enter non-numbers.
      }
    }
    protected void bypassFilterAndSetText(StyledDocument doc, String text) {
      try {
        filter.setUpdateValue(false);
        doc.remove(0, doc.getLength());
        doc.insertString(0, text, null);

      } catch (BadLocationException e) {
        java.awt.Toolkit.getDefaultToolkit().beep();
      } finally {
        filter.setUpdateValue(true);
      }
    }
Exemplo n.º 3
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  private void _applyFontStyleForSelection(Font font) {
    StyledDocument doc = mTextEditor.getStyledDocument();
    MutableAttributeSet attrs = mTextEditor.getInputAttributes();
    StyleConstants.setFontFamily(attrs, font.getFamily());
    StyleConstants.setFontSize(attrs, font.getSize());
    StyleConstants.setBold(attrs, ((font.getStyle() & Font.BOLD) != 0));
    StyleConstants.setItalic(attrs, ((font.getStyle() & Font.ITALIC) != 0));
    StyleConstants.setUnderline(attrs, ((font.getStyle() & Font.CENTER_BASELINE) != 0));

    int start = mTextEditor.getSelectionStart();
    int end = mTextEditor.getSelectionEnd();
    doc.setCharacterAttributes(start, (end - start), attrs, false);
  }
Exemplo n.º 4
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 void editorPane_keyPressed(KeyEvent e) {
   StyledDocument doc = editorPane.getStyledDocument();
   int pos = editorPane.getCaretPosition();
   int code = e.getKeyCode();
   Element el;
   switch (code) {
     case KeyEvent.VK_BACK_SPACE:
     case KeyEvent.VK_DELETE:
     case KeyEvent.VK_LEFT:
     case KeyEvent.VK_KP_LEFT:
       if (pos == 0) return;
       // we want to get the element to the left of position.
       el = doc.getCharacterElement(pos - 1);
       break;
     case KeyEvent.VK_RIGHT:
     case KeyEvent.VK_KP_RIGHT:
       // we want to get the element to the right of position.
       el = doc.getCharacterElement(pos + 1);
       break;
     default:
       return; // bail we don't handle it.
   }
   AttributeSet attr = el.getAttributes();
   String el_name = (String) attr.getAttribute(StyleConstants.NameAttribute);
   int el_range = el.getEndOffset() - el.getStartOffset() - 1;
   if (el_name.startsWith("Parameter") && StyleConstants.getComponent(attr) != null) {
     try {
       switch (code) {
         case KeyEvent.VK_BACK_SPACE:
         case KeyEvent.VK_DELETE:
           doc.remove(el.getStartOffset(), el_range);
           break;
         case KeyEvent.VK_LEFT:
         case KeyEvent.VK_KP_LEFT:
           editorPane.setCaretPosition(pos - el_range);
           break;
         case KeyEvent.VK_RIGHT:
         case KeyEvent.VK_KP_RIGHT:
           editorPane.setCaretPosition(pos + (el_range));
           break;
       }
     } catch (BadLocationException ex) {
     }
   }
 }
Exemplo n.º 5
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  private void insertParameter(ConfigParamDescr descr, String format, int pos) {
    try {
      StyledDocument doc = (StyledDocument) editorPane.getDocument();

      // The component must first be wrapped in a style
      Style style = doc.addStyle("Parameter-" + numParameters, null);
      JLabel label = new JLabel(descr.getDisplayName());
      label.setAlignmentY(0.8f); // make sure we line up
      label.setFont(new Font("Helvetica", Font.PLAIN, 14));
      label.setForeground(Color.BLUE);
      label.setName(descr.getKey());
      label.setToolTipText("key: " + descr.getKey() + "    format: " + format);
      StyleConstants.setComponent(style, label);
      doc.insertString(pos, format, style);
      numParameters++;
    } catch (BadLocationException e) {
    }
  }
Exemplo n.º 6
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  /**
   * Sets the reason of a call failure if one occurs. The renderer should display this reason to the
   * user.
   *
   * @param reason the reason to display
   */
  public void setErrorReason(final String reason) {
    if (!SwingUtilities.isEventDispatchThread()) {
      SwingUtilities.invokeLater(
          new Runnable() {
            public void run() {
              setErrorReason(reason);
            }
          });
      return;
    }

    if (errorMessageComponent == null) {
      errorMessageComponent = new JTextPane();

      JTextPane textPane = (JTextPane) errorMessageComponent;
      textPane.setEditable(false);
      textPane.setOpaque(false);

      StyledDocument doc = textPane.getStyledDocument();

      MutableAttributeSet standard = new SimpleAttributeSet();
      StyleConstants.setAlignment(standard, StyleConstants.ALIGN_CENTER);
      StyleConstants.setFontFamily(standard, textPane.getFont().getFamily());
      StyleConstants.setFontSize(standard, 12);
      doc.setParagraphAttributes(0, 0, standard, true);

      GridBagConstraints constraints = new GridBagConstraints();
      constraints.fill = GridBagConstraints.HORIZONTAL;
      constraints.gridx = 0;
      constraints.gridy = 4;
      constraints.weightx = 1;
      constraints.weighty = 0;
      constraints.insets = new Insets(5, 0, 0, 0);

      add(errorMessageComponent, constraints);
      this.revalidate();
    }

    errorMessageComponent.setText(reason);

    if (isVisible()) errorMessageComponent.repaint();
  }
Exemplo n.º 7
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  protected void buildErrorPanel() {
    errorPanel = new JPanel();
    GroupLayout layout = new GroupLayout(errorPanel);
    layout.setAutoCreateGaps(true);
    layout.setAutoCreateContainerGaps(true);
    errorPanel.setLayout(layout);
    //    errorPanel.setBorder(BorderFactory.createMatteBorder(2, 0, 0, 0, Color.BLACK));
    errorMessage = new JTextPane();
    errorMessage.setEditable(false);
    errorMessage.setContentType("text/html");
    errorMessage.setText(
        "<html><body>Could not connect to the Processing server.<br>"
            + "Contributions cannot be installed or updated without an Internet connection.<br>"
            + "Please verify your network connection again, then try connecting again.</body></html>");
    errorMessage.setFont(Toolkit.getSansFont(14, Font.PLAIN));
    errorMessage.setMaximumSize(new Dimension(550, 50));
    errorMessage.setOpaque(false);

    StyledDocument doc = errorMessage.getStyledDocument();
    SimpleAttributeSet center = new SimpleAttributeSet();
    StyleConstants.setAlignment(center, StyleConstants.ALIGN_CENTER);
    doc.setParagraphAttributes(0, doc.getLength(), center, false);

    closeButton = new JButton("X");
    closeButton.setContentAreaFilled(false);
    closeButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            contribDialog.makeAndShowTab(false, false);
          }
        });
    tryAgainButton = new JButton("Try Again");
    tryAgainButton.setFont(Toolkit.getSansFont(14, Font.PLAIN));
    tryAgainButton.addActionListener(
        new ActionListener() {
          public void actionPerformed(ActionEvent e) {
            contribDialog.makeAndShowTab(false, true);
            contribDialog.downloadAndUpdateContributionListing(editor.getBase());
          }
        });
    layout.setHorizontalGroup(
        layout
            .createSequentialGroup()
            .addPreferredGap(
                LayoutStyle.ComponentPlacement.RELATED, GroupLayout.PREFERRED_SIZE, Short.MAX_VALUE)
            .addGroup(
                layout
                    .createParallelGroup(GroupLayout.Alignment.CENTER)
                    .addComponent(errorMessage)
                    .addComponent(
                        tryAgainButton,
                        StatusPanel.BUTTON_WIDTH,
                        StatusPanel.BUTTON_WIDTH,
                        StatusPanel.BUTTON_WIDTH))
            .addPreferredGap(
                LayoutStyle.ComponentPlacement.RELATED, GroupLayout.PREFERRED_SIZE, Short.MAX_VALUE)
            .addComponent(closeButton));
    layout.setVerticalGroup(
        layout
            .createSequentialGroup()
            .addGroup(
                layout.createParallelGroup().addComponent(errorMessage).addComponent(closeButton))
            .addPreferredGap(LayoutStyle.ComponentPlacement.UNRELATED)
            .addComponent(tryAgainButton));
    errorPanel.setBackground(Color.PINK);
    errorPanel.validate();
  }
Exemplo n.º 8
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  public static void main(String[] args) {
    // Main
    frame = new JFrame("Java Playground");
    frame.setSize(640, 480);
    // Make sure the divider is properly resized
    frame.addComponentListener(
        new ComponentAdapter() {
          public void componentResized(ComponentEvent c) {
            splitter.setDividerLocation(defaultSliderPosition);
          }
        });
    // Make sure the JVM is reset on close
    frame.addWindowListener(
        new WindowAdapter() {
          public void windowClosed(WindowEvent w) {
            new FrameAction().kill();
          }
        });

    // Setting up the keybinding
    // Ctrl+r or Cmd+r -> compile/run
    bind(KeyEvent.VK_R);

    // Ctrl+k or Cmd+k -> kill JVM
    bind(KeyEvent.VK_K);

    // Ctrl+e or Cmd+e -> console
    bind(KeyEvent.VK_E);

    // Save, New file, Open file, Print.
    // Currently UNUSED until I figure out how normal java files and playground files will
    // interface.
    bind(KeyEvent.VK_S);
    bind(KeyEvent.VK_N);
    bind(KeyEvent.VK_O); // Rebound to options menu for now
    bind(KeyEvent.VK_P);

    // Ctrl+h or Cmd+h -> help menu
    bind(KeyEvent.VK_SLASH);

    // Binds the keys to the action defined in the FrameAction class.
    frame.getRootPane().getActionMap().put("console", new FrameAction());

    // The main panel for typing code in.
    text = new JTextPane();
    textScroll = new JScrollPane(text);
    textScroll.setBorder(null);
    textScroll.setPreferredSize(new Dimension(640, 480));

    // Document with syntax highlighting. Currently unfinished.
    doc = text.getStyledDocument();
    doc.addDocumentListener(
        new DocumentListener() {
          public void changedUpdate(DocumentEvent d) {}

          public void insertUpdate(DocumentEvent d) {}

          public void removeUpdate(DocumentEvent d) {}
        });

    ((AbstractDocument) doc).setDocumentFilter(new NewLineFilter());

    // The output log; a combination compiler warning/error/runtime error/output log.
    outputText = new JTextPane();
    outputScroll = new JScrollPane(outputText);
    outputScroll.setBorder(null);

    // "Constant" for the error font
    error = new SimpleAttributeSet();
    error.addAttribute(StyleConstants.CharacterConstants.Italic, Boolean.TRUE);
    error.addAttribute(StyleConstants.Foreground, Color.RED);

    // "Constant" for the warning message font
    warning = new SimpleAttributeSet();
    warning.addAttribute(StyleConstants.CharacterConstants.Italic, Boolean.TRUE);
    warning.addAttribute(StyleConstants.Foreground, Color.PINK);

    // "Constant" for the debugger error font
    progErr = new SimpleAttributeSet();
    progErr.addAttribute(StyleConstants.Foreground, Color.BLUE);

    // Print streams to redirect System.out and System.err.
    out = new TextOutputStream(outputText, null);
    err = new TextOutputStream(outputText, error);
    System.setOut(new PrintStream(out));
    System.setErr(new PrintStream(err));

    // Sets up the output log
    outputText.setEditable(false);
    outputScroll.setVisible(true);

    // File input/output setup
    chooser = new JFileChooser();

    // Setting up miscellaneous stuff
    compiler = ToolProvider.getSystemJavaCompiler();
    JVMrunning = false;
    redirectErr = null;
    redirectOut = null;
    redirectIn = null;

    // Options initial values
    defaultSliderPosition = .8;

    // Sets up the splitter pane and opens the program up
    splitter = new JSplitPane(JSplitPane.VERTICAL_SPLIT, textScroll, outputScroll);
    consoleDisplayed = false;
    splitter.remove(outputScroll); // Initially hides terminal until it is needed
    splitter.setOneTouchExpandable(true);
    frame.add(splitter);
    frame.setVisible(true);

    // Sets the divider to the proper one, for debugging
    // splitter.setDividerLocation(.8);
  }