jsb.java

记事本是用netbeans写的

        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 512, Short.MAX_VALUE)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 254, Short.MAX_VALUE)
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

private void jMenuItem7ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem7ActionPerformed
// TODO add your handling code here:
    jTextArea1.cut();
}//GEN-LAST:event_jMenuItem7ActionPerformed

private void jMenuItem8ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem8ActionPerformed
// TODO add your handling code here:
    jTextArea1.copy();
}//GEN-LAST:event_jMenuItem8ActionPerformed

private void jMenuItem9ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem9ActionPerformed
// TODO add your handling code here:
    jTextArea1.paste();
}//GEN-LAST:event_jMenuItem9ActionPerformed

private void jMenuItem10ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem10ActionPerformed
// TODO add your handling code here:
    jTextArea1.replaceRange("",jTextArea1.getSelectionStart(),jTextArea1.getSelectionEnd());
}//GEN-LAST:event_jMenuItem10ActionPerformed

private void jMenuItem13ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem13ActionPerformed
// TODO add your handling code here:
    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); 
    jTextArea1.append("\r\n当前时间:"+sdf.format(new Date()));
}//GEN-LAST:event_jMenuItem13ActionPerformed

private void jMenu3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenu3ActionPerformed
// TODO add your handling code here:
   
   
}//GEN-LAST:event_jMenu3ActionPerformed

private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem1ActionPerformed
// TODO add your handling code here:
    jTextArea1.setText("");
}//GEN-LAST:event_jMenuItem1ActionPerformed

private void jMenuItem2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem2ActionPerformed
// TODO add your handling code here:
        fd=new FileDialog(f,"打开文件对话框",FileDialog.LOAD); 
        fd.setVisible(true);
        System.out.println("打开(O)...");
        String name = fd.getFile();
        String dir = fd.getDirectory();
        System.out.println("dir: " + dir);
        System.out.println("name: " + name);
        outurl=dir+name;
        System.out.println("文本路径为: "+outurl);
        String aline ="";
        FileReader  fr = null;
        BufferedReader br=null;
        int count = 0;
        String temp = "";
        try{
        fr = new FileReader(dir + name);
        br = new BufferedReader(fr);
        while((aline = br.readLine())!=null){
        count ++;
        temp += aline;
        }
        jTextArea1.setText(temp);
        }
        catch(IOException a){
        a.printStackTrace();
        }finally{
        try{
        fr.close();
        br.close();
        }
        catch(Exception ex){
        ex.printStackTrace();
        }
        }
}//GEN-LAST:event_jMenuItem2ActionPerformed

private void jMenuItem4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem4ActionPerformed
// TODO add your handling code here:
       fdsave=new FileDialog(f,"另存为文件对话框",FileDialog.SAVE);
       fdsave.show();
       String saveName = "";
       String sdir = fdsave.getDirectory();
       String sname = fdsave.getFile();
       System.out.println("sdir: " + sdir);
       System.out.println("sname: " + sname);
       saveName = sdir + sname;
       outurl=saveName;
       System.out.println("saveName: " + saveName);
       System.out.println("文件保存地址为： "+outurl);
       String text = jTextArea1.getText();
       FileWriter fw = null;
       PrintWriter pw = null;
       String str = null;
       try{
       fw = new FileWriter(saveName);
       pw = new PrintWriter(fw);
       pw.print(text);
       pw.close();
       fw.close();
       }
       catch(IOException eas){
       eas.printStackTrace();
       }
}//GEN-LAST:event_jMenuItem4ActionPerformed

private void jMenuItem5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem5ActionPerformed
// TODO add your handling code here:
    System.exit(0);
}//GEN-LAST:event_jMenuItem5ActionPerformed

private void jMenuItem15ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem15ActionPerformed
// TODO add your handling code here:
     color = JColorChooser.showDialog(frame,"颜色对话框",color);
     jTextArea1.setForeground(color);
}//GEN-LAST:event_jMenuItem15ActionPerformed

private void jMenu2ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenu2ActionPerformed
// TODO add your handling code here:
   // jTextArea1.setSelectionStart(0); 
   // jTextArea1.setSelectionEnd(this.jTextArea1.getText().length());
       jTextArea1.selectAll();
}//GEN-LAST:event_jMenu2ActionPerformed

private void jMenuItem6ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem6ActionPerformed
// TODO add your handling code here:
    if(evt.getSource()==jMenuItem6){
       jTextArea1.requestFocusInWindow();
       if(undo.canUndo()){
           try{
               undo.undo();
             //  jMenuItem6.setEnabled(true);
           }catch(CannotUndoException e){
               e.printStackTrace();
             //  System.out.println("undo"+e);
           }
       if(!undo.canUndo()){
           jMenuItem6.setEnabled(false);
       }
       }
    }
}//GEN-LAST:event_jMenuItem6ActionPerformed

private void jMenuItem16ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem16ActionPerformed
    gy nj=new gy();
    nj.setVisible(true);
}//GEN-LAST:event_jMenuItem16ActionPerformed

private void jMenuItem12ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem12ActionPerformed
// TODO add your handling code here:
    cz c=new cz();
    c.setVisible(true);
}//GEN-LAST:event_jMenuItem12ActionPerformed

private void jMenuItem11ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem11ActionPerformed
// TODO add your handling code here:
      jTextArea1.selectAll();
}//GEN-LAST:event_jMenuItem11ActionPerformed

private void jCheckBoxMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jCheckBoxMenuItem1ActionPerformed
// TODO add your handling code here:
    if(jCheckBoxMenuItem1.getState() && jCheckBoxMenuItem1.getText().equals("自动换行")){
        jTextArea1.setLineWrap(true); 
    }
    else if(!jCheckBoxMenuItem1.getState() && jCheckBoxMenuItem1.getText().equals("自动换行")){
        jTextArea1.setLineWrap(false); 
    } 
}//GEN-LAST:event_jCheckBoxMenuItem1ActionPerformed

private void jMenuItem3ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem3ActionPerformed

       if(outurl.equals("")){
       fdsave=new FileDialog(f,"保存文件对话框",FileDialog.SAVE);
       fdsave.show();
       String saveName = "";
       String sdir = fdsave.getDirectory();
       String sname = fdsave.getFile();       
       System.out.println("sdir: " + sdir);
       System.out.println("sname: " + sname);
       saveName = sdir + sname;
       System.out.println("saveName: " + saveName);
       System.out.println("文件保存地址为： "+outurl);
       System.out.println("保存打开的路径为: "+outurl);
       String text = jTextArea1.getText();
       FileWriter fw = null;
       PrintWriter pw = null;
       String str = null;
       try{
       fw = new FileWriter(saveName);
       pw = new PrintWriter(fw);
       pw.print(text);
       pw.close();
       fw.close();
       }
       catch(IOException eas){
       eas.printStackTrace();
       }
   }
    else {
       String saveName = "";  
       String sdir = fdsave.getDirectory();
       String sname = fdsave.getFile();
       System.out.println("sdir: " + sdir);
       System.out.println("sname: " + sname);
       //System.out.println("dir:"+dir);
       //System.out.println("name:"+name);
       saveName = sdir + sname;
       outurl=saveName;
       //outurl=dir+name;
       System.out.println("saveName: " + saveName);
       System.out.println("文件保存地址为： "+outurl);
       System.out.println("文件保存打开地址为： "+outurl);
       String text = jTextArea1.getText();
       FileWriter fw = null;
       PrintWriter pw = null;
       String str = null;
       try{
       fw = new FileWriter(outurl);
       pw = new PrintWriter(fw);
       pw.print(text);
       pw.close();
       fw.close();
       }
       catch(IOException eas){
       eas.printStackTrace();
       } 
    }               
    
 
}//GEN-LAST:event_jMenuItem3ActionPerformed

private void jMenuItem14ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenuItem14ActionPerformed
// TODO add your handling code here:
    zt z=new zt();
    z.setVisible(true);
}//GEN-LAST:event_jMenuItem14ActionPerformed

private void jMenu4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jMenu4ActionPerformed
// TODO add your handling code here
}//GEN-LAST:event_jMenu4ActionPerformed

private void jTextArea1AncestorAdded(javax.swing.event.AncestorEvent evt) {//GEN-FIRST:event_jTextArea1AncestorAdded
// TODO add your handling code here:
    String text=jTextArea1.getText().trim();
}//GEN-LAST:event_jTextArea1AncestorAdded

    /**
    * @param args the command line arguments
    */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new jsb().setVisible(true);
            }
        });
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JCheckBoxMenuItem jCheckBoxMenuItem1;
    private javax.swing.JMenu jMenu1;
    private javax.swing.JMenu jMenu2;
    private javax.swing.JMenu jMenu3;
    private javax.swing.JMenu jMenu4;
    private javax.swing.JMenuBar jMenuBar1;
    private javax.swing.JMenuItem jMenuItem1;
    private javax.swing.JMenuItem jMenuItem10;
    private javax.swing.JMenuItem jMenuItem11;
    private javax.swing.JMenuItem jMenuItem12;
    private javax.swing.JMenuItem jMenuItem13;
    private javax.swing.JMenuItem jMenuItem14;
    private javax.swing.JMenuItem jMenuItem15;
    private javax.swing.JMenuItem jMenuItem16;
    private javax.swing.JMenuItem jMenuItem2;
    private javax.swing.JMenuItem jMenuItem3;
    private javax.swing.JMenuItem jMenuItem4;
    private javax.swing.JMenuItem jMenuItem5;
    private javax.swing.JMenuItem jMenuItem6;
    private javax.swing.JMenuItem jMenuItem7;
    private javax.swing.JMenuItem jMenuItem8;
    private javax.swing.JMenuItem jMenuItem9;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTextArea jTextArea1;
    // End of variables declaration//GEN-END:variables

            public void undoableEditHappened(UndoableEditEvent e) {
                throw new UnsupportedOperationException("Not supported yet.");
            }

}