Utilizing POI API which is designed to manipulate various file formats, this his short program creates a very simple presentation file automatically. The number of slides depends on the number of sentences entered by the user plus one for title.
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95 | import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.StringTokenizer;
import javax.swing.*;
import org.apache.poi.xslf.usermodel.SlideLayout;
import org.apache.poi.xslf.usermodel.XMLSlideShow;
import org.apache.poi.xslf.usermodel.XSLFSlide;
import org.apache.poi.xslf.usermodel.XSLFSlideLayout;
import org.apache.poi.xslf.usermodel.XSLFSlideMaster;
import org.apache.poi.xslf.usermodel.XSLFTextParagraph;
import org.apache.poi.xslf.usermodel.XSLFTextRun;
import org.apache.poi.xslf.usermodel.XSLFTextShape;
public class PresentationMaker extends JFrame{
private JTextField tftitle=null;
private JTextArea tacontent=null;
private JButton bcreate=null;
public PresentationMaker(){
setSize(400,400);
tftitle=new JTextField();
tftitle.setColumns(20);
tacontent=new JTextArea(20,20);
tacontent.setLineWrap(true);
bcreate=new JButton("Create");
bcreate.addActionListener(new ButtonHandler());
setLayout(new BorderLayout());
add("North",tftitle);
add("Center",tacontent);
add("South",bcreate);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
show();
}
class ButtonHandler implements ActionListener{
public void actionPerformed(ActionEvent e){
String stitle=tftitle.getText();
String stemp=tacontent.getText();
StringTokenizer stoken=new StringTokenizer(stemp);
ArrayList<String> al=new ArrayList<String>();
int counter=0;
for(int i=0;i<stemp.length();i++){
if(stemp.charAt(i)=='.'){
counter++;
}
}
al.add(0,stitle.trim());
counter++;
for(int i=1;i<counter;i++){
al.add(i,stoken.nextToken(".").trim()+".");
System.out.println(al.get(i));
}
XMLSlideShow ppt=new XMLSlideShow();
XSLFSlideMaster slideMaster=ppt.getSlideMasters().get(0);
XSLFSlideLayout titleLayout=slideMaster.getLayout(SlideLayout.TITLE_ONLY);
XSLFSlide slide[]=new XSLFSlide[counter+1];
for(int i=0;i<counter;i++){
slide[i]=ppt.createSlide(titleLayout);
XSLFTextShape title=slide[i].getPlaceholder(0);
title.setText(al.get(i));
}
File file=new File("C://Users/MARIO/Documents/NetBeansProjects/presentation1.pptx");
try{
FileOutputStream out=new FileOutputStream(file);
ppt.write(out);
out.close();
}catch(Exception ex){
}
}
}
public static void main(String[] args) throws IOException{
new PresentationMaker();
}
}
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