Java by API/javax.swing/JTextPane

Содержание

1 JTextPane: getDocument()
2 JTextPane: getStyledDocument()
3 JTextPane: insertComponent(Component c)
4 JTextPane: insertIcon(Icon g)
5 JTextPane: replaceSelection(String content)
6 JTextPane: setCaretPosition(int position)
7 JTextPane.setCharacterAttributes(AttributeSet attr, boolean replace)
8 JTextPane: setFont(Font font)
9 JTextPane: setLogicalStyle(Style s)
10 JTextPane: setParagraphAttributes(AttributeSet attr, boolean replace)

JTextPane: getDocument()

   <source lang="java">

import java.awt.BorderLayout; import java.awt.Color; import java.awt.Container; import java.awt.Font; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextPane; import javax.swing.text.AttributeSet; import javax.swing.text.BadLocationException; import javax.swing.text.Document; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; public class MainClass extends JFrame {

 private JTextPane textPane = new JTextPane();
 public MainClass() {
   super();
   setSize(300, 200);
   textPane.setFont(new Font("Serif", Font.PLAIN, 24));
   // create some handy attribute sets
   SimpleAttributeSet red = new SimpleAttributeSet();
   StyleConstants.setForeground(red, Color.red);
   StyleConstants.setBold(red, true);
   SimpleAttributeSet blue = new SimpleAttributeSet();
   StyleConstants.setForeground(blue, Color.blue);
   SimpleAttributeSet italic = new SimpleAttributeSet();
   StyleConstants.setItalic(italic, true);
   StyleConstants.setForeground(italic, Color.orange);
   // add the text
   append("NULL ", null);
   append("Blue", blue);
   append("italic", italic);
   append("red", red);
   Container content = getContentPane();
   content.add(new JScrollPane(textPane), BorderLayout.CENTER);
   setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 }
 protected void append(String s, AttributeSet attributes) {
   Document d = textPane.getDocument();
   try {
     d.insertString(d.getLength(), s, attributes);
   } catch (BadLocationException ble) {
   }
 }
 public static void main(String[] args) {
   new MainClass().setVisible(true);
 }

}

 </source>

JTextPane: getStyledDocument()

   <source lang="java">

import java.awt.Color; import javax.swing.JTextPane; import javax.swing.text.Style; import javax.swing.text.StyleConstants; import javax.swing.text.StyledDocument; public class Main {

 public static void main(String[] argv) throws Exception {
   JTextPane textPane = new JTextPane();
   StyledDocument doc = textPane.getStyledDocument();
   // Makes text red
   Style style = textPane.addStyle("Red", null);
   StyleConstants.setForeground(style, Color.red);

}

 </source>

JTextPane: insertComponent(Component c)

   <source lang="java">

import java.awt.BorderLayout; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JTextPane; public class PaneInsertionMethods {

 public static void main(String[] args) {
   final JTextPane pane = new JTextPane();
   pane.replaceSelection("text");
   pane.insertIcon(new ImageIcon("imageName.gif"));
   pane.insertComponent(new JButton("Click Me"));
   JFrame frame = new JFrame();
   frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   frame.getContentPane().add(pane, BorderLayout.CENTER);
   frame.setSize(360, 180);
   frame.setVisible(true);
 }

}

 </source>

JTextPane: insertIcon(Icon g)

   <source lang="java">

import java.awt.BorderLayout; import javax.swing.ImageIcon; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JTextPane; public class PaneInsertionMethods {

 public static void main(String[] args) {
   final JTextPane pane = new JTextPane();
   pane.replaceSelection("text");
   pane.insertIcon(new ImageIcon("imageName.gif"));
   pane.insertComponent(new JButton("Click Me"));
   JFrame frame = new JFrame();
   frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   frame.getContentPane().add(pane, BorderLayout.CENTER);
   frame.setSize(360, 180);
   frame.setVisible(true);
 }

}

 </source>

JTextPane: replaceSelection(String content)

   <source lang="java">

import java.awt.Color; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextPane; import javax.swing.text.AttributeSet; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; import javax.swing.text.StyleContext; public class MainClass{

 public static void main(String argv[]) {
   ColorPane pane = new ColorPane();
   for (int n = 1; n <= 400; n += 1) {
     if (isPrime(n)) {
       pane.append(Color.red, String.valueOf(n) + " ");
     } else if (isPerfectSquare(n)) {
       pane.append(Color.blue, String.valueOf(n) + " ");
     } else {
       pane.append(Color.black, String.valueOf(n) + " ");
     }
   }
   JFrame f = new JFrame("ColorPane example");
   f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   f.setContentPane(new JScrollPane(pane));
   f.setSize(600, 400);
   f.setVisible(true);
 }
 public static boolean isPrime(int n) {
   if (n < 2)
     return false;
   double max = Math.sqrt(n);
   for (int j = 2; j <= max; j += 1)
     if (n % j == 0)
       return false; // j is a factor
   return true;
 }
 public static boolean isPerfectSquare(int n) {
   int j = 1;
   while (j * j < n && j * j > 0)
     j += 1;
   return (j * j == n);
 }

} class ColorPane extends JTextPane {

 public void appendNaive(Color c, String s) {
   SimpleAttributeSet aset = new SimpleAttributeSet();
   StyleConstants.setForeground(aset, c);
   int len = getText().length();
   setCaretPosition(len); 
   setCharacterAttributes(aset, false);
   replaceSelection(s);
 }
 public void append(Color c, String s) {
   StyleContext sc = StyleContext.getDefaultStyleContext();
   AttributeSet aset = sc.addAttribute(SimpleAttributeSet.EMPTY, StyleConstants.Foreground, c);
   int len = getDocument().getLength();
   setCaretPosition(len); 
   setCharacterAttributes(aset, false);
   replaceSelection(s); 
 }

}

 </source>

JTextPane: setCaretPosition(int position)

   <source lang="java">

import java.awt.Color; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextPane; import javax.swing.text.AttributeSet; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; import javax.swing.text.StyleContext; public class MainClass{

 public static void main(String argv[]) {
   ColorPane pane = new ColorPane();
   for (int n = 1; n <= 400; n += 1) {
     if (isPrime(n)) {
       pane.append(Color.red, String.valueOf(n) + " ");
     } else if (isPerfectSquare(n)) {
       pane.append(Color.blue, String.valueOf(n) + " ");
     } else {
       pane.append(Color.black, String.valueOf(n) + " ");
     }
   }
   JFrame f = new JFrame("ColorPane example");
   f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   f.setContentPane(new JScrollPane(pane));
   f.setSize(600, 400);
   f.setVisible(true);
 }
 public static boolean isPrime(int n) {
   if (n < 2)
     return false;
   double max = Math.sqrt(n);
   for (int j = 2; j <= max; j += 1)
     if (n % j == 0)
       return false; // j is a factor
   return true;
 }
 public static boolean isPerfectSquare(int n) {
   int j = 1;
   while (j * j < n && j * j > 0)
     j += 1;
   return (j * j == n);
 }

} class ColorPane extends JTextPane {

 public void appendNaive(Color c, String s) {
   SimpleAttributeSet aset = new SimpleAttributeSet();
   StyleConstants.setForeground(aset, c);
   int len = getText().length();
   setCaretPosition(len); 
   setCharacterAttributes(aset, false);
   replaceSelection(s);
 }
 public void append(Color c, String s) {
   StyleContext sc = StyleContext.getDefaultStyleContext();
   AttributeSet aset = sc.addAttribute(SimpleAttributeSet.EMPTY, StyleConstants.Foreground, c);
   int len = getDocument().getLength();
   setCaretPosition(len); 
   setCharacterAttributes(aset, false);
   replaceSelection(s); 
 }

}

 </source>

JTextPane.setCharacterAttributes(AttributeSet attr, boolean replace)

   <source lang="java">

import java.awt.Color; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextPane; import javax.swing.text.AttributeSet; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; import javax.swing.text.StyleContext; public class MainClass{

 public static void main(String argv[]) {
   ColorPane pane = new ColorPane();
   for (int n = 1; n <= 400; n += 1) {
     if (isPrime(n)) {
       pane.append(Color.red, String.valueOf(n) + " ");
     } else if (isPerfectSquare(n)) {
       pane.append(Color.blue, String.valueOf(n) + " ");
     } else {
       pane.append(Color.black, String.valueOf(n) + " ");
     }
   }
   JFrame f = new JFrame("ColorPane example");
   f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   f.setContentPane(new JScrollPane(pane));
   f.setSize(600, 400);
   f.setVisible(true);
 }
 public static boolean isPrime(int n) {
   if (n < 2)
     return false;
   double max = Math.sqrt(n);
   for (int j = 2; j <= max; j += 1)
     if (n % j == 0)
       return false; // j is a factor
   return true;
 }
 public static boolean isPerfectSquare(int n) {
   int j = 1;
   while (j * j < n && j * j > 0)
     j += 1;
   return (j * j == n);
 }

} class ColorPane extends JTextPane {

 public void appendNaive(Color c, String s) {
   SimpleAttributeSet aset = new SimpleAttributeSet();
   StyleConstants.setForeground(aset, c);
   int len = getText().length();
   setCaretPosition(len); 
   setCharacterAttributes(aset, false);
   replaceSelection(s);
 }
 public void append(Color c, String s) {
   StyleContext sc = StyleContext.getDefaultStyleContext();
   AttributeSet aset = sc.addAttribute(SimpleAttributeSet.EMPTY, StyleConstants.Foreground, c);
   int len = getDocument().getLength();
   setCaretPosition(len); 
   setCharacterAttributes(aset, false);
   replaceSelection(s); 
 }

}

 </source>

JTextPane: setFont(Font font)

   <source lang="java">

import java.awt.BorderLayout; import java.awt.Color; import java.awt.Container; import java.awt.Font; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextPane; import javax.swing.text.AttributeSet; import javax.swing.text.BadLocationException; import javax.swing.text.Document; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; public class MainClass extends JFrame {

 private JTextPane textPane = new JTextPane();
 public MainClass() {
   super();
   setSize(300, 200);
   textPane.setFont(new Font("Serif", Font.PLAIN, 24));
   // create some handy attribute sets
   SimpleAttributeSet red = new SimpleAttributeSet();
   StyleConstants.setForeground(red, Color.red);
   StyleConstants.setBold(red, true);
   SimpleAttributeSet blue = new SimpleAttributeSet();
   StyleConstants.setForeground(blue, Color.blue);
   SimpleAttributeSet italic = new SimpleAttributeSet();
   StyleConstants.setItalic(italic, true);
   StyleConstants.setForeground(italic, Color.orange);
   // add the text
   append("NULL ", null);
   append("Blue", blue);
   append("italic", italic);
   append("red", red);
   Container content = getContentPane();
   content.add(new JScrollPane(textPane), BorderLayout.CENTER);
   setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 }
 protected void append(String s, AttributeSet attributes) {
   Document d = textPane.getDocument();
   try {
     d.insertString(d.getLength(), s, attributes);
   } catch (BadLocationException ble) {
   }
 }
 public static void main(String[] args) {
   new MainClass().setVisible(true);
 }

}

 </source>

JTextPane: setLogicalStyle(Style s)

   <source lang="java">

import java.util.ArrayList; import java.util.List; import javax.swing.JTextPane; import javax.swing.text.Style; import javax.swing.text.StyleConstants; import javax.swing.text.TabSet; import javax.swing.text.TabStop; public class Main {

 public static void main(String[] argv) {
     JTextPane textPane = new JTextPane();
   List list = new ArrayList();
   TabStop[] tstops = (TabStop[]) list.toArray(new TabStop[0]);
   TabSet tabs = new TabSet(tstops);
   Style style = textPane.getLogicalStyle();
   StyleConstants.setTabSet(style, tabs);
   textPane.setLogicalStyle(style);
 }

}

 </source>

JTextPane: setParagraphAttributes(AttributeSet attr, boolean replace)

   <source lang="java">

import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTextPane; import javax.swing.text.AttributeSet; import javax.swing.text.SimpleAttributeSet; import javax.swing.text.StyleConstants; import javax.swing.text.StyleContext; import javax.swing.text.TabSet; import javax.swing.text.TabStop; public class Main {

 public static void main(String[] args) {
   JTextPane pane = new JTextPane();
   TabStop[] tabs = new TabStop[1];
   tabs[0] = new TabStop(60, TabStop.ALIGN_RIGHT, TabStop.LEAD_NONE);
   TabSet tabset = new TabSet(tabs);
   StyleContext sc = StyleContext.getDefaultStyleContext();
   AttributeSet aset = sc.addAttribute(SimpleAttributeSet.EMPTY,
       StyleConstants.TabSet, tabset);
   pane.setParagraphAttributes(aset, false);
   pane.setText("\tright\tleft\tcenter\tdecimal\n" + "\t1\t1\t1\t1.0\n"
       + "\t200.002\t200.002\t200.002\t200.002\n"
       + "\t.33\t.33\t.33\t.33\n");
   JFrame frame = new JFrame("TabExample");
   frame.setContentPane(new JScrollPane(pane));
   frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
   frame.setSize(360, 120);
   frame.setVisible(true);
 }

}

 </source>

Java by API/javax.swing/JTextPane

Содержание

JTextPane: getDocument()

JTextPane: getStyledDocument()

JTextPane: insertComponent(Component c)

JTextPane: insertIcon(Icon g)

JTextPane: replaceSelection(String content)

JTextPane: setCaretPosition(int position)

JTextPane.setCharacterAttributes(AttributeSet attr, boolean replace)

JTextPane: setFont(Font font)

JTextPane: setLogicalStyle(Style s)

JTextPane: setParagraphAttributes(AttributeSet attr, boolean replace)

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