Browse Source
Merge remote-tracking branch 'origin/master'
Merge remote-tracking branch 'origin/master'
# Conflicts: # .idea/workspace.xmlnew_repo
Komlovski
5 years ago
2 changed files with 228 additions and 137 deletions
@ -0,0 +1,199 @@ |
|||
|
|||
// Java Program to create a text editor using java |
|||
import java.awt.*; |
|||
import javax.swing.*; |
|||
import java.io.*; |
|||
import java.awt.event.*; |
|||
import javax.swing.plaf.metal.*; |
|||
import javax.swing.text.*; |
|||
class Geburtstag extends JFrame implements ActionListener { |
|||
// Text component |
|||
JTextArea t; |
|||
|
|||
// Frame |
|||
JFrame f; |
|||
|
|||
// Constructor |
|||
Geburtstag() |
|||
{ |
|||
// Create a frame |
|||
f = new JFrame("editor"); |
|||
|
|||
try { |
|||
// Set metl look and feel |
|||
UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel"); |
|||
|
|||
// Set theme to ocean |
|||
MetalLookAndFeel.setCurrentTheme(new OceanTheme()); |
|||
} |
|||
catch (Exception e) { |
|||
} |
|||
|
|||
// Text component |
|||
t = new JTextArea(); |
|||
|
|||
// Create a menubar |
|||
JMenuBar mb = new JMenuBar(); |
|||
|
|||
// Create amenu for menu |
|||
JMenu m1 = new JMenu("File"); |
|||
|
|||
// Create menu items |
|||
JMenuItem mi1 = new JMenuItem("New"); |
|||
JMenuItem mi2 = new JMenuItem("Open"); |
|||
JMenuItem mi3 = new JMenuItem("Save"); |
|||
JMenuItem mi9 = new JMenuItem("Print"); |
|||
|
|||
// Add action listener |
|||
mi1.addActionListener(this); |
|||
mi2.addActionListener(this); |
|||
mi3.addActionListener(this); |
|||
mi9.addActionListener(this); |
|||
|
|||
m1.add(mi1); |
|||
m1.add(mi2); |
|||
m1.add(mi3); |
|||
m1.add(mi9); |
|||
|
|||
// Create amenu for menu |
|||
JMenu m2 = new JMenu("Edit"); |
|||
|
|||
// Create menu items |
|||
JMenuItem mi4 = new JMenuItem("cut"); |
|||
JMenuItem mi5 = new JMenuItem("copy"); |
|||
JMenuItem mi6 = new JMenuItem("paste"); |
|||
|
|||
// Add action listener |
|||
mi4.addActionListener(this); |
|||
mi5.addActionListener(this); |
|||
mi6.addActionListener(this); |
|||
|
|||
m2.add(mi4); |
|||
m2.add(mi5); |
|||
m2.add(mi6); |
|||
|
|||
JMenuItem mc = new JMenuItem("close"); |
|||
|
|||
mc.addActionListener(this); |
|||
|
|||
mb.add(m1); |
|||
mb.add(m2); |
|||
mb.add(mc); |
|||
|
|||
f.setJMenuBar(mb); |
|||
f.add(t); |
|||
f.setSize(500, 500); |
|||
f.show(); |
|||
} |
|||
|
|||
// If a button is pressed |
|||
public void actionPerformed(ActionEvent e) |
|||
{ |
|||
String s = e.getActionCommand(); |
|||
|
|||
if (s.equals("cut")) { |
|||
t.cut(); |
|||
} |
|||
else if (s.equals("copy")) { |
|||
t.copy(); |
|||
} |
|||
else if (s.equals("paste")) { |
|||
t.paste(); |
|||
} |
|||
else if (s.equals("Save")) { |
|||
// Create an object of JFileChooser class |
|||
JFileChooser j = new JFileChooser("f:"); |
|||
|
|||
// Invoke the showsSaveDialog function to show the save dialog |
|||
int r = j.showSaveDialog(null); |
|||
|
|||
if (r == JFileChooser.APPROVE_OPTION) { |
|||
|
|||
// Set the label to the path of the selected directory |
|||
File fi = new File(j.getSelectedFile().getAbsolutePath()); |
|||
|
|||
try { |
|||
// Create a file writer |
|||
FileWriter wr = new FileWriter(fi, false); |
|||
|
|||
// Create buffered writer to write |
|||
BufferedWriter w = new BufferedWriter(wr); |
|||
|
|||
// Write |
|||
w.write(t.getText()); |
|||
|
|||
w.flush(); |
|||
w.close(); |
|||
} |
|||
catch (Exception evt) { |
|||
JOptionPane.showMessageDialog(f, evt.getMessage()); |
|||
} |
|||
} |
|||
// If the user cancelled the operation |
|||
else |
|||
JOptionPane.showMessageDialog(f, "the user cancelled the operation"); |
|||
} |
|||
else if (s.equals("Print")) { |
|||
try { |
|||
// print the file |
|||
t.print(); |
|||
} |
|||
catch (Exception evt) { |
|||
JOptionPane.showMessageDialog(f, evt.getMessage()); |
|||
} |
|||
} |
|||
else if (s.equals("Open")) { |
|||
// Create an object of JFileChooser class |
|||
JFileChooser j = new JFileChooser("f:"); |
|||
|
|||
// Invoke the showsOpenDialog function to show the save dialog |
|||
int r = j.showOpenDialog(null); |
|||
|
|||
// If the user selects a file |
|||
if (r == JFileChooser.APPROVE_OPTION) { |
|||
// Set the label to the path of the selected directory |
|||
File fi = new File(j.getSelectedFile().getAbsolutePath()); |
|||
|
|||
try { |
|||
// String |
|||
String s1 = "", sl = ""; |
|||
|
|||
// File reader |
|||
FileReader fr = new FileReader(fi); |
|||
|
|||
// Buffered reader |
|||
BufferedReader br = new BufferedReader(fr); |
|||
|
|||
// Initilize sl |
|||
sl = br.readLine(); |
|||
|
|||
// Take the input from the file |
|||
while ((s1 = br.readLine()) != null) { |
|||
sl = sl + "\n" + s1; |
|||
} |
|||
|
|||
// Set the text |
|||
t.setText(sl); |
|||
} |
|||
catch (Exception evt) { |
|||
JOptionPane.showMessageDialog(f, evt.getMessage()); |
|||
} |
|||
} |
|||
// If the user cancelled the operation |
|||
else |
|||
JOptionPane.showMessageDialog(f, "the user cancelled the operation"); |
|||
} |
|||
else if (s.equals("New")) { |
|||
t.setText(""); |
|||
} |
|||
else if (s.equals("close")) { |
|||
f.setVisible(false); |
|||
} |
|||
} |
|||
|
|||
// Main class |
|||
public static void main(String args[]) |
|||
{ |
|||
fenster e = new fenster(); |
|||
} |
|||
} |
|||
Write
Preview
Loading…
Cancel
Save
Reference in new issue