Adding PR_3

VedangPancholi/Texter.java

@@ -0,0 +1,272 @@
+package text_editor;
+import java.awt.*; 
+import javax.swing.*; 
+import java.io.*; 
+import java.awt.event.*; 
+import javax.swing.plaf.metal.*; 
+import javax.swing.text.*; 
+import java.util.*;
+public class Texter extends JFrame implements ActionListener
+{
+	JTextArea t;
+	File opFile;
+	JFrame f;
+	Texter()
+	{
+		try { 
+
+			UIManager.setLookAndFeel("javax.swing.plaf.nimbus.NimbusLookAndFeel");
+            MetalLookAndFeel.setCurrentTheme(new OceanTheme()); 
+        } 
+        catch (Exception e) { 
+        }
+
+			f = new JFrame("Text Editor");
+			f.setBounds(100, 100, 616, 444);
+			Font font = new Font("Segoe Script", Font.BOLD, 20);
+			t= new JTextArea();
+			f.getContentPane().add(t,BorderLayout.NORTH);
+			JScrollPane s = new JScrollPane(t);
+			f.getContentPane().add(s,BorderLayout.CENTER);
+			t.setFont(font);
+			t.setBounds(100, 100, 100,100);
+
+			t.setBackground(Color.WHITE);
+			t.setForeground(new java.awt.Color(160,137,255));
+
+			f.setLocationRelativeTo(null);
+			f.setVisible(true);
+
+			JPanel panel = new JPanel();
+			panel.setBackground(Color.BLACK);
+			panel.setSize(100, 100);
+			f.getContentPane().add(panel, BorderLayout.SOUTH);
+			JButton bold = new JButton();
+			bold.setText("Bold");
+			bold.setBackground(new java.awt.Color(247,197,197));
+			panel.add(bold);
+			JButton italic = new JButton();
+			italic.setText("Italics");
+			italic.setBackground(new java.awt.Color(247,197,197));
+			panel.add(italic);
+
+
+
+			JMenuBar mb = new JMenuBar();
+			mb.setMargin(new Insets(0, 5, 0, 0));
+			mb.setBackground(Color.BLACK);
+			mb.setForeground(Color.WHITE);
+			f.getContentPane().add(mb, BorderLayout.NORTH);
+			JMenu file = new JMenu("File");
+
+			JMenu edit = new JMenu("Edit");
+
+			JMenu exit = new JMenu("Exit");
+
+			mb.add(file);
+			mb.add(new JMenu("|")).setEnabled(false);
+			mb.add(edit);
+			mb.add(new JMenu("|")).setEnabled(false);
+
+
+			exit.addActionListener(new ActionListener()
+			{
+				public void actionPerformed(ActionEvent e1)
+				{
+	                System.exit(0);
+				}
+			});
+			mb.add(exit);
+
+
+			JMenuItem newFile = new JMenuItem("New");
+			newFile.addActionListener(new ActionListener()
+			{
+				public void actionPerformed(ActionEvent e)
+				{
+					newfile();
+				}
+			});
+			file.add(newFile);
+			file.addSeparator();
+
+
+			JMenuItem openFile = new JMenuItem("Open");
+			openFile.addActionListener(new ActionListener() 
+			{
+				public void actionPerformed(ActionEvent e) 
+				{
+					open();
+				}
+			});
+			file.add(openFile);
+			file.addSeparator();
+
+
+			JMenuItem saveFile = new JMenuItem("Save");
+			file.add(saveFile);
+			file.addSeparator();
+
+			saveFile.addActionListener(new ActionListener() 
+			{
+				public void actionPerformed(ActionEvent e)
+				{
+					try{
+					String text = t.getText().trim();
+					 if(!text.equals("") && opFile == null) {
+					 saveas();
+					return ;
+					 }
+					 if(opFile == null && text.equals("")) {
+					 JOptionPane.showMessageDialog(null, "Can't Save , No file is selected", "Error", JOptionPane.ERROR_MESSAGE);
+					 return ;
+					 }
+					 String contents = t.getText();
+					 Formatter form = new Formatter(opFile);
+					 form.format("%s", contents);
+					 form.close();
+					}
+					catch(Exception e3)
+					{
+
+					}
+				}
+
+			});
+			JMenuItem saveasFile = new JMenuItem("Save As");
+			file.add(saveasFile);
+			file.addSeparator();
+			saveasFile.addActionListener(new ActionListener() 
+			{
+				public void actionPerformed(ActionEvent e)
+				{
+					 saveas();
+				}
+			});
+
+			JMenuItem closeFile = new JMenuItem("Close");
+			file.add(closeFile);
+
+			closeFile.addActionListener(new ActionListener()
+			{
+				public void actionPerformed(ActionEvent e4)
+				{
+					close();
+				}
+			});
+			JMenuItem copyEdit = new JMenuItem("Copy");
+			copyEdit.addActionListener(e -> t.copy());
+			edit.add(copyEdit);
+			edit.addSeparator();
+
+			JMenuItem cutEdit = new JMenuItem("Cut");
+			cutEdit.addActionListener(e -> t.cut());
+			edit.add(cutEdit);
+			edit.addSeparator();
+
+			JMenuItem pasteEdit = new JMenuItem("Paste");
+			pasteEdit.addActionListener(e -> t.paste());
+			edit.add(pasteEdit);
+
+
+	}
+	void newfile()
+	{
+		 String text = t.getText().trim();
+		 if(!text.equals("") && opFile == null)
+		 {
+
+			 int result = JOptionPane.showConfirmDialog(f,"Do you want to save the document?", "Caution",
+		               JOptionPane.YES_NO_OPTION,
+		               JOptionPane.QUESTION_MESSAGE);
+            if(result == JOptionPane.YES_OPTION)
+            {
+           	 saveas();
+            }
+            else if (result == JOptionPane.NO_OPTION)
+            {
+           	 	t.setText("");
+            }
+
+		 }  
+	}
+	void open()
+	{
+
+		JFileChooser fc = new JFileChooser("f:"); 
+        int r = fc.showOpenDialog(null); 
+        if (r == JFileChooser.APPROVE_OPTION) 
+        { 
+
+            File fi = new File(fc.getSelectedFile().getAbsolutePath());
+            try 
+            {
+            	String s1 = "",s2 = "";  
+                FileReader fr = new FileReader(fi); 
+                BufferedReader br = new BufferedReader(fr); 
+                s2 = br.readLine(); 
+                while ((s1 = br.readLine()) != null) 
+                { 
+                    s2 = s2 + "\n" + s1; 
+                } 
+                fr.close();
+                t.setText(s2);
+                opFile = fc.getSelectedFile();
+            }
+            catch(Exception ev)
+            {
+
+			}
+        }
+
+	}
+	void saveas()
+	{
+		JFileChooser fs = new JFileChooser(new File("c:\\"));
+		 fs.setDialogTitle("Save A File");
+		 int result = fs.showSaveDialog(null);
+		 if(result==JFileChooser.APPROVE_OPTION) {
+			 String content = t.getText();
+			 File fi=fs.getSelectedFile();
+			 try
+			 {
+				 FileWriter fw = new FileWriter(fi.getPath());
+				 fw.write(content);
+				 fw.flush();
+				 fw.close();
+			 }
+			 catch(Exception e2)
+			 {
+
+			 }
+		 }
+	}
+	void close()
+	{
+		String text = t.getText().trim();
+		 if(!text.equals("") && opFile == null)
+		 {
+
+			 int result = JOptionPane.showConfirmDialog(f,"Do you want to save the document?", "Caution",
+		               JOptionPane.YES_NO_OPTION,
+		               JOptionPane.QUESTION_MESSAGE);
+             if(result == JOptionPane.YES_OPTION)
+             {
+            	 saveas();
+             }
+             else if (result == JOptionPane.NO_OPTION)
+             {
+            	 System.exit(0);
+             }
+
+		 }     
+	}
+
+	public static void main(String[]args)
+	{
+		Texter ob = new Texter();
+	}
+	public void actionPerformed(ActionEvent arg0) {
+
+	}
+}