本文整理了Java中javax.swing.JTextArea.getDocument()方法的一些代码示例，展示了JTextArea.getDocument()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。JTextArea.getDocument()方法的具体详情如下：
包路径：javax.swing.JTextArea
类名称：JTextArea
方法名：getDocument

JTextArea.getDocument介绍

暂无

代码示例

代码示例来源：origin: libgdx/libgdx

public void run () {
    ui.textArea.append(text + "\n");
    ui.textArea.setCaretPosition(ui.textArea.getDocument().getLength());
  }
});

代码示例来源：origin: libgdx/libgdx

public void run () {
    ui.textArea.append("" + c);
    ui.textArea.setCaretPosition(ui.textArea.getDocument().getLength());
  }
});

代码示例来源：origin: runelite/runelite

@Override
public void focusLost(FocusEvent e)
{
  notesChanged(notesEditor.getDocument());
}

代码示例来源：origin: stackoverflow.com

Document document = textArea.getDocument();
int findLength = find.length();
try {

代码示例来源：origin: runelite/runelite

notesEditor.getDocument().addUndoableEditListener(e -> undoRedo.addEdit(e.getEdit()));

代码示例来源：origin: fossasia/neurolab-desktop

@Override
  public void write(int b) throws IOException {
    // redirects data to the text area
    textArea.append(String.valueOf((char)b));
    // scrolls the text area to the end of data
    textArea.setCaretPosition(textArea.getDocument().getLength());
  }
}

代码示例来源：origin: geotools/geotools

/** Clears the current text. */
private void onClear() {
  int len = textArea.getDocument().getLength();
  if (len > 0) {
    try {
      textArea.getDocument().remove(0, len);
    } catch (BadLocationException ex) {
      // this shouldn't happen
      throw new IllegalStateException(ex);
    }
  }
}

代码示例来源：origin: opensourceBIM/BIMserver

@Override
public void write(byte[] bytes, int off, int len) throws IOException {
  String str = new String(bytes, off, len);
  systemOut.append(str);
  logField.append(str);
  logField.setCaretPosition(logField.getDocument().getLength());
}

代码示例来源：origin: opensourceBIM/BIMserver

@Override
  public void write(int b) throws IOException {
    String str = new String(new char[] { (char) b });
    systemOut.append(str);
    logField.append(str);
    logField.setCaretPosition(logField.getDocument().getLength());
  }
});

代码示例来源：origin: geotools/geotools

private void onCopyToClipboard() {
  if (textArea.getDocument().getLength() > 0) {
    StringSelection sel = new StringSelection(textArea.getText());
    Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard();
    clip.setContents(sel, sel);
  }
}

代码示例来源：origin: geotools/geotools

/**
 * Appends the given text to that displayed. No additional newlines are added after the
 * text.
 *
 * @param text the text to append
 * @param indent indent width as number of spaces
 */
private void append(final String text, final int indent) {
  String appendText;
  if (indent > 0) {
    char[] c = new char[indent];
    Arrays.fill(c, ' ');
    String pad = String.valueOf(c);
    appendText = pad + text.replaceAll("\\n", "\n" + pad);
  } else {
    appendText = text;
  }
  textArea.append(appendText);
  textArea.setCaretPosition(textArea.getDocument().getLength());
}

代码示例来源：origin: winder/Universal-G-Code-Sender

@Override
public void onMessage(MessageType messageType, String message) {
  java.awt.EventQueue.invokeLater(() -> {
    boolean verbose = messageType == MessageType.VERBOSE;
    if (!verbose || showVerboseOutputCheckBox.isSelected()) {
      String verboseS = "[" + Localization.getString("verbose") + "]";
      consoleTextArea.append((verbose ? verboseS : "") + message);
      if (consoleTextArea.isVisible() &&
          scrollWindowCheckBox.isSelected()) {
        consoleTextArea.setCaretPosition(consoleTextArea.getDocument().getLength());
      }
    }
  });
}

代码示例来源：origin: bobbylight/RSyntaxTextArea

/**
 * Returns the text in which to search, as a string.  This is used
 * internally to grab the smallest buffer possible in which to search.
 */
private static String getFindInText(JTextArea textArea, int start,
                boolean forward) {
  // Be smart about the text we grab to search in.  We grab more than
  // a single line because our searches can return multi-line results.
  // We copy only the chars that will be searched through.
  String findIn = null;
  try {
    if (forward) {
      findIn = textArea.getText(start,
            textArea.getDocument().getLength()-start);
    }
    else { // backward
      findIn = textArea.getText(0, start);
    }
  } catch (BadLocationException ble) {
    // Never happens; findIn will be null anyway.
    ble.printStackTrace();
  }
  return findIn;
}

代码示例来源：origin: winder/Universal-G-Code-Sender

private void checkScrollWindow() {
  // Console output.
  DefaultCaret caret = (DefaultCaret)consoleTextArea.getCaret();
  if (scrollWindowCheckBox.isSelected()) {
   caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
   consoleTextArea.setCaretPosition(consoleTextArea.getDocument().getLength());
  } else {
    caret.setUpdatePolicy(DefaultCaret.NEVER_UPDATE);
  }
  
  // Command table.
  this.commandTable.setAutoWindowScroll(scrollWindowCheckBox.isSelected());
}

代码示例来源：origin: winder/Universal-G-Code-Sender

private void checkScrollWindow() {
  // Console output.
  DefaultCaret caret = (DefaultCaret)consoleTextArea.getCaret();
  if (scrollWindowMenuItem.isSelected()) {
    caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
    consoleTextArea.setCaretPosition(consoleTextArea.getDocument().getLength());
  } else {
    caret.setUpdatePolicy(DefaultCaret.NEVER_UPDATE);
  }
}

代码示例来源：origin: winder/Universal-G-Code-Sender

/**
 * When new messages are created this method will be called.
 * It will decide using the {@code messageType} if the message should be written to the console.
 *
 * @param messageType the type of message to be written
 * @param message     the message to be written to the console
 */
@Override
public void onMessage(MessageType messageType, String message) {
  java.awt.EventQueue.invokeLater(() -> {
    boolean verbose = MessageType.VERBOSE.equals(messageType);
    if (!verbose || showVerboseMenuItem.isSelected()) {
      if (verbose) {
        consoleTextArea.append("[" + messageType.getLocalizedString() + "] ");
      }
      consoleTextArea.append(message);
      if (consoleTextArea.isVisible() && scrollWindowMenuItem.isSelected()) {
        consoleTextArea.setCaretPosition(consoleTextArea.getDocument().getLength());
      }
    }
  });
}

代码示例来源：origin: geotools/geotools

private void onSave() {
  int len = textArea.getDocument().getLength();
  if (len > 0) {
    Writer writer = null;

代码示例来源：origin: ron190/jsql-injection

this.textInput.setLineWrap(true);
this.textInput.getDocument().addDocumentListener(new DocumentListenerTyping() {

代码示例来源：origin: ron190/jsql-injection

@Override
public void execute() {
  if (MediatorGui.panelConsoles() == null) {
    LOGGER.error("Unexpected unregistered MediatorGui.panelConsoles() in "+ this.getClass());
  }
  
  MediatorGui.panelConsoles().getBinaryTab().append("\t"+ this.text);
  MediatorGui.panelConsoles().getBinaryTab().setCaretPosition(MediatorGui.panelConsoles().getBinaryTab().getDocument().getLength());
  
  int tabIndex = MediatorGui.tabConsoles().indexOfTab("Boolean");
  if (0 <= tabIndex && tabIndex < MediatorGui.tabConsoles().getTabCount()) {
    Component tabHeader = MediatorGui.tabConsoles().getTabComponentAt(tabIndex);
    if (MediatorGui.tabConsoles().getSelectedIndex() != tabIndex) {
      tabHeader.setFont(tabHeader.getFont().deriveFont(Font.BOLD));
    }
  }
}

代码示例来源：origin: ron190/jsql-injection

@Override
public void execute() {
  if (MediatorGui.panelConsoles() == null) {
    LOGGER.error("Unexpected unregistered MediatorGui.panelConsoles() in "+ this.getClass());
  }
  
  try {
    MediatorGui.panelConsoles().getChunkTab().append(this.text +"\n");
    MediatorGui.panelConsoles().getChunkTab().setCaretPosition(MediatorGui.panelConsoles().getChunkTab().getDocument().getLength());
    
    int tabIndex = MediatorGui.tabConsoles().indexOfTab("Chunk");
    if (0 <= tabIndex && tabIndex < MediatorGui.tabConsoles().getTabCount()) {
      Component tabHeader = MediatorGui.tabConsoles().getTabComponentAt(tabIndex);
      if (MediatorGui.tabConsoles().getSelectedIndex() != tabIndex) {
        tabHeader.setFont(tabHeader.getFont().deriveFont(Font.BOLD));
      }
    }
  } catch(ArrayIndexOutOfBoundsException e) {
    // Fix #4770 on chunkTab.append()
    LOGGER.error(e.getMessage(), e);
  }
}