Java by API/javax.swing/JEditorPane — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 20:43, 31 мая 2010
Содержание
- 1 JEditorPane: addHyperlinkListener(HyperlinkListener listener)
- 2 JEditorPane: getDocument()
- 3 JEditorPane: setDocument(Document doc)
- 4 JEditorPane: setEditable(boolean b)
- 5 JEditorPane: setPage(URL url)
- 6 new JEditorPane(String URL) ("http://www.java2s.com")
- 7 new JEditorPane("text/html", "html string")
JEditorPane: addHyperlinkListener(HyperlinkListener listener)
<source lang="java">
import java.awt.BorderLayout; import java.awt.Dimension; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.net.MalformedURLException; import java.net.URL; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JTextField; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; public class MainClass extends JFrame implements ActionListener, HyperlinkListener {
JEditorPane view; JTextField commandLine; MainClass(String title) { super(title); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); commandLine = new JTextField(); commandLine.addActionListener(this); getContentPane().add(commandLine, BorderLayout.NORTH); view = new JEditorPane(); view.setEditable(false); view.setPreferredSize(new Dimension(400, 400)); view.addHyperlinkListener(this); getContentPane().add(view, BorderLayout.CENTER); pack(); setVisible(true); } public void actionPerformed(ActionEvent e) { try { URL url = new URL(e.getActionCommand()); view.setPage(url); commandLine.setText(url.toExternalForm()); } catch (MalformedURLException e2) { System.out.println("Bad URL: " + e.getActionCommand()); } catch (java.io.IOException e2) { } } public void hyperlinkUpdate(HyperlinkEvent e) { try { view.setPage(e.getURL()); commandLine.setText(e.getURL().toExternalForm()); } catch (java.io.IOException e2) { } } public static void main(String[] args) { new MainClass("Editor Demo"); }
}
</source>
JEditorPane: getDocument()
<source lang="java">
import java.awt.EventQueue; import java.awt.Frame; import java.io.IOException; import java.net.URL; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JScrollPane; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; import javax.swing.text.Document; public class MainClass {
public static void main(final String args[]) { JFrame frame = new JFrame("EditorPane Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); try { JEditorPane editorPane = new JEditorPane("http://www.jexp.ru"); editorPane.setEditable(false); HyperlinkListener hyperlinkListener = new ActivatedHyperlinkListener( editorPane); editorPane.addHyperlinkListener(hyperlinkListener); JScrollPane scrollPane = new JScrollPane(editorPane); frame.add(scrollPane); } catch (IOException e) { System.err.println("Unable to load: " + e); } frame.setSize(640, 480); frame.setVisible(true); }
} class ActivatedHyperlinkListener implements HyperlinkListener {
JEditorPane editorPane; public ActivatedHyperlinkListener(JEditorPane editorPane) { this.editorPane = editorPane; } public void hyperlinkUpdate(HyperlinkEvent hyperlinkEvent) { HyperlinkEvent.EventType type = hyperlinkEvent.getEventType(); final URL url = hyperlinkEvent.getURL(); if (type == HyperlinkEvent.EventType.ENTERED) { System.out.println("URL: " + url); } else if (type == HyperlinkEvent.EventType.ACTIVATED) { System.out.println("Activated"); Document doc = editorPane.getDocument(); try { editorPane.setPage(url); } catch (IOException ioException) { System.out.println("Error following link"); editorPane.setDocument(doc); } } }
}
</source>
JEditorPane: setDocument(Document doc)
<source lang="java">
import java.awt.EventQueue; import java.awt.Frame; import java.io.IOException; import java.net.URL; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JScrollPane; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; import javax.swing.text.Document; public class MainClass {
public static void main(final String args[]) { JFrame frame = new JFrame("EditorPane Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); try { JEditorPane editorPane = new JEditorPane("http://www.jexp.ru"); editorPane.setEditable(false); HyperlinkListener hyperlinkListener = new ActivatedHyperlinkListener( editorPane); editorPane.addHyperlinkListener(hyperlinkListener); JScrollPane scrollPane = new JScrollPane(editorPane); frame.add(scrollPane); } catch (IOException e) { System.err.println("Unable to load: " + e); } frame.setSize(640, 480); frame.setVisible(true); }
} class ActivatedHyperlinkListener implements HyperlinkListener {
JEditorPane editorPane; public ActivatedHyperlinkListener(JEditorPane editorPane) { this.editorPane = editorPane; } public void hyperlinkUpdate(HyperlinkEvent hyperlinkEvent) { HyperlinkEvent.EventType type = hyperlinkEvent.getEventType(); final URL url = hyperlinkEvent.getURL(); if (type == HyperlinkEvent.EventType.ENTERED) { System.out.println("URL: " + url); } else if (type == HyperlinkEvent.EventType.ACTIVATED) { System.out.println("Activated"); Document doc = editorPane.getDocument(); try { editorPane.setPage(url); } catch (IOException ioException) { System.out.println("Error following link"); editorPane.setDocument(doc); } } }
}
</source>
JEditorPane: setEditable(boolean b)
<source lang="java">
import java.awt.BorderLayout; import java.awt.Container; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JScrollPane; public class Main {
public static void main(String args[]) { JFrame f = new JFrame("JEditorPane Sample"); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Container content = f.getContentPane(); JEditorPane editor = new JEditorPane( "text/html","
Help
editor.setEditable(false); JScrollPane scrollPane = new JScrollPane(editor); content.add(scrollPane, BorderLayout.CENTER); f.setSize(300, 200); f.setVisible(true); }
}
</source>
JEditorPane: setPage(URL url)
<source lang="java">
import java.awt.EventQueue; import java.awt.Frame; import java.io.IOException; import java.net.URL; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JScrollPane; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; import javax.swing.text.Document; public class MainClass {
public static void main(final String args[]) { JFrame frame = new JFrame("EditorPane Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); try { JEditorPane editorPane = new JEditorPane("http://www.jexp.ru"); editorPane.setEditable(false); HyperlinkListener hyperlinkListener = new ActivatedHyperlinkListener( editorPane); editorPane.addHyperlinkListener(hyperlinkListener); JScrollPane scrollPane = new JScrollPane(editorPane); frame.add(scrollPane); } catch (IOException e) { System.err.println("Unable to load: " + e); } frame.setSize(640, 480); frame.setVisible(true); }
} class ActivatedHyperlinkListener implements HyperlinkListener {
JEditorPane editorPane; public ActivatedHyperlinkListener(JEditorPane editorPane) { this.editorPane = editorPane; } public void hyperlinkUpdate(HyperlinkEvent hyperlinkEvent) { HyperlinkEvent.EventType type = hyperlinkEvent.getEventType(); final URL url = hyperlinkEvent.getURL(); if (type == HyperlinkEvent.EventType.ENTERED) { System.out.println("URL: " + url); } else if (type == HyperlinkEvent.EventType.ACTIVATED) { System.out.println("Activated"); Document doc = editorPane.getDocument(); try { editorPane.setPage(url); } catch (IOException ioException) { System.out.println("Error following link"); editorPane.setDocument(doc); } } }
}
</source>
new JEditorPane(String URL) ("http://www.java2s.com")
<source lang="java">
import java.awt.EventQueue; import java.awt.Frame; import java.io.IOException; import java.net.URL; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JOptionPane; import javax.swing.JScrollPane; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; import javax.swing.text.Document; public class MainClass {
public static void main(final String args[]) { JFrame frame = new JFrame("EditorPane Example"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); try { JEditorPane editorPane = new JEditorPane("http://www.jexp.ru"); editorPane.setEditable(false); HyperlinkListener hyperlinkListener = new ActivatedHyperlinkListener( editorPane); editorPane.addHyperlinkListener(hyperlinkListener); JScrollPane scrollPane = new JScrollPane(editorPane); frame.add(scrollPane); } catch (IOException e) { System.err.println("Unable to load: " + e); } frame.setSize(640, 480); frame.setVisible(true); }
} class ActivatedHyperlinkListener implements HyperlinkListener {
JEditorPane editorPane; public ActivatedHyperlinkListener(JEditorPane editorPane) { this.editorPane = editorPane; } public void hyperlinkUpdate(HyperlinkEvent hyperlinkEvent) { HyperlinkEvent.EventType type = hyperlinkEvent.getEventType(); final URL url = hyperlinkEvent.getURL(); if (type == HyperlinkEvent.EventType.ENTERED) { System.out.println("URL: " + url); } else if (type == HyperlinkEvent.EventType.ACTIVATED) { System.out.println("Activated"); Document doc = editorPane.getDocument(); try { editorPane.setPage(url); } catch (IOException ioException) { System.out.println("Error following link"); editorPane.setDocument(doc); } } }
}
</source>
new JEditorPane("text/html", "html string")
<source lang="java">
import java.awt.BorderLayout; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JScrollPane; public class MainClass {
public static void main(String args[]) { JFrame f = new JFrame("JEditorPane Sample"); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JEditorPane editor = new JEditorPane( "text/html","
Help
editor.setEditable(false); JScrollPane scrollPane = new JScrollPane(editor); f.add(scrollPane, BorderLayout.CENTER); f.setSize(300, 200); f.setVisible(true); }
}
</source>