How to Add, Hide, Delete and Reorder Presentation Slides in Java

PowerPoint is used to create slide presentations that can be displayed on projectors or big-screen TVs, and it is usually used for marketing, training, education and other purposes. In order to improve the production quality of PowerPoint, it is very important to master methods of slide operation. In this article, I’ll show you how to add, hide, delete and reorder presentation slides by using Free Spire.Presentation for Java.

Before getting started, please download the latest version of Free Spire.Presentation for Java, unzip the package, and you’ll find the Spire.Xls.jar file in the lib folder. Then import the jar file in your Java IED. The following screenshot is what it finally looks like.

Example 1 Add slides

import com.spire.presentation.*;
public class AddSlide {
    public static void main(String[] args) throws Exception {
       

        //Create a PPT document and load file
        Presentation presentation = new Presentation();
        presentation.loadFromFile("C:\\Users\\Test1\\Desktop\\Sample.pptx");

        //add new slide at the end of the document
        presentation.getSlides().append();

        //insert a blank slide before the second slide
        presentation.getSlides().insert(1);

        //Save the document
        presentation.saveToFile("output/AddSlide.pptx", FileFormat.PPTX_2010);
    }
}

Output

Example 2 Hide slides

import com.spire.presentation.*;

public class HideSlide {

    public static void main(String[] args) throws Exception {

        //Create a PPT document and load file

        Presentation presentation = new Presentation();

        presentation.loadFromFile("C:\\Users\\Test1\\Desktop\\Sample.pptx");

              //Hide the second slide

        presentation.getSlides().get(1).setHidden(true);

              //Save the document

        presentation.saveToFile("output/HideSlide.pptx", FileFormat.PPTX_2010);

    }

}

Output

Example 3 Delete slides

import com.spire.presentation.*;

public class RemoveSlide {

    public static void main(String[] args) throws Exception {

        //Create a PPT document and load file

        Presentation presentation = new Presentation();

        presentation.loadFromFile("C:\\Users\\Test1\\Desktop\\Sample.pptx");

              //Remove the third slide

        presentation.getSlides().removeAt(2);

             //Save the document

        presentation.saveToFile("output/Removeslide.pptx", FileFormat.PPTX_2010);

    }

}


Output





Example 4 Reorder slides 


import com.spire.presentation.*;

public class ReorderSlide {

    public static void main(String[] args) throws Exception {

        //Create a PPT document and load file

        Presentation presentation = new Presentation();

        presentation.loadFromFile("C:\\Users\\Test1\\Desktop\\Sample.pptx");

              //Move the first slide to the second slide position

        ISlide slide = presentation.getSlides().get(0);

        slide.setSlideNumber(2);

              //Save the document

        presentation.saveToFile("output/Reorderslide.pptx", FileFormat.PPTX_2010);

    }

}


Output