day 3 task added discord username bhaskar#7472

bhaskar pr_3/code/text_editor.java

@@ -0,0 +1,197 @@
+package code;
+
+import java.io.File;  
+import java.io.FileNotFoundException;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.Scanner;
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Container;
+import java.awt.EventQueue;
+import java.awt.Font;
+import java.awt.Insets;
+import java.awt.color.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import javax.swing.*;
+import javax.swing.event.CaretEvent;
+import javax.swing.event.CaretListener;
+import javax.swing.filechooser.FileSystemView;
+import javax.swing.*;
+public class text_editor {
+	static JFrame frame;
+	static JLabel l;
+	static JTextArea textarea;
+	public text_editor()
+	{
+		getElements();
+	}
+	public static void main(String args[])
+	{	
+		EventQueue.invokeLater(new Runnable() {
+			public void run() {
+			try {
+			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+			text_editor window = new text_editor();
+			window.frame.setLocationRelativeTo(null);
+			window.frame.setVisible(true);
+			}
+			catch (Exception e) {
+			e.printStackTrace();
+			}
+			}
+			});
+	}
+
+	public static void getElements() {
+		frame=new JFrame("Text Editor");
+		frame.setVisible(true);
+		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		frame.setBounds(100,100,616,444);
+		Container c=frame.getContentPane();
+		c.setBackground(Color.white);
+
+		textarea=new JTextArea();
+		textarea.setBackground(Color.white);
+		textarea.setForeground(Color.black);
+		textarea.setFont(new Font("TIMES NEW ROMAN", Font.BOLD, 20));
+		c.add(textarea,BorderLayout.NORTH);
+
+		JScrollPane scroll=new JScrollPane(textarea);
+		c.add(scroll,BorderLayout.CENTER);
+
+		JMenuBar menu = new JMenuBar();
+		menu.setMargin(new Insets(0,5,0,0));
+		menu.setBackground(Color.WHITE);
+		c.add(menu,BorderLayout.NORTH);
+
+		JMenu file=new JMenu("File");
+		JMenu Edit=new JMenu("Edit");
+		JMenu exit=new JMenu("Exit");
+		menu.add(file);
+		menu.add(new JMenu("|")).setEnabled(false);
+		menu.add(Edit);
+		menu.add(new JMenu("|")).setEnabled(false);
+		menu.add(exit);
+		JMenuItem item=new JMenuItem("New");
+		JMenuItem item1=new JMenuItem("Open");
+		JMenuItem item2=new JMenuItem("Save");
+		JMenuItem item3=new JMenuItem("Save As");
+		item1.addActionListener((ActionListener) new ActionListener() {
+			public void actionPerformed(ActionEvent e)
+			{
+				open();
+			}
+		});
+		item.addActionListener((ActionListener) new ActionListener() {
+			public void actionPerformed(ActionEvent e)
+			{
+			textarea.setText("");
+			}
+		});
+		item3.addActionListener((ActionListener) new ActionListener() {
+			public void actionPerformed(ActionEvent e)
+			{
+			saveAs();	
+			}
+		});
+		l=new JLabel();
+		textarea.add(l);
+		JMenuItem item4=new JMenuItem("close");
+		file.add(item);
+		file.add(item1);
+		file.add(item2);
+		file.add(item3);
+		file.add(item4);
+
+		file.addSeparator();
+
+		JMenuItem item5=new JMenuItem("cut");
+		JMenuItem item6=new JMenuItem("copy");
+		JMenuItem item7=new JMenuItem("paste");
+
+		Edit.add(item5);
+		Edit.add(item6);
+		Edit.add(item7);
+
+		item5.addActionListener(e->textarea.cut());
+		item6.addActionListener(e->textarea.copy());
+		item7.addActionListener(paste->textarea.paste());
+
+
+
+
+
+		JMenuItem item8=new JMenuItem("Close");
+
+		item8.addActionListener((ActionListener) new ActionListener() {
+			public void actionPerformed(ActionEvent e)
+			{
+			System.exit(0);	
+			}
+		});
+
+		exit.add(item8);
+
+		JPanel panel=new JPanel();
+		panel.setBackground(Color.black);
+		panel.setSize(100,100);
+		c.add(panel,BorderLayout.SOUTH);
+		JButton but=new JButton("bold");
+		but.setFont(new Font("Monaco", Font.BOLD, 20));
+		but.setBackground(new java.awt.Color(0,140,255));
+		but.setBounds(0, 0, 250, 150);
+		panel.add(but);	
+		JButton but1=new JButton("italics");
+		but1.setFont(new Font("Monaco", Font.ITALIC, 20));
+		but1.setBackground(new java.awt.Color(0,140,255));
+		but1.setBounds(0, 0, 250, 150);
+		panel.add(but1);	
+}
+	public static void open()
+	{	textarea.setText("");
+		JFileChooser j = new JFileChooser(FileSystemView.getFileSystemView().getHomeDirectory()); 
+
+        int r = j.showOpenDialog(null); 
+
+        if (r == JFileChooser.APPROVE_OPTION) 
+
+        { 
+        	try {
+        	      File myObj = new File(j.getSelectedFile().getAbsolutePath());
+        	      Scanner myReader = new Scanner(myObj);
+        	      while (myReader.hasNextLine()) {
+        	        String data = myReader.nextLine();
+        	        textarea.setText(data);
+        	      }
+        	      myReader.close();
+        	    } catch (FileNotFoundException e) {
+        	      System.out.println("An error occurred.");
+        	      e.printStackTrace();
+        	    } 
+            //textarea.setText(j.getSelectedFile().getAbsolutePath()); 
+        } 
+	}
+	public static void saveAs()
+	{
+		JFileChooser j = new JFileChooser(FileSystemView.getFileSystemView().getHomeDirectory()); 
+
+        int r = j.showOpenDialog(null); 
+
+        try {
+		      File myObj = new File(j.getSelectedFile().getAbsolutePath());
+		      if (myObj.createNewFile()) {
+		    	  FileWriter myWriter = new FileWriter(j.getSelectedFile().getAbsolutePath());
+		          myWriter.write(textarea.getText());
+		          myWriter.close(); 
+		        System.out.println("File created: " + myObj.getName());
+		      } else {
+		        System.out.println("File already exists.");
+		      }
+		    } catch (IOException e) {
+		      System.out.println("An error occurred.");
+		      e.printStackTrace();
+		    }
+	}
+}