Create and manipulate Tables in PowerPoint using Java

readme.md

Learn how to create and manipulate table in PowerPoint presentations using Java: https://blog.aspose.com/2021/09/23/manipulate-tables-in-powerpoint-using-java/

access-table.java

// Create or load presentation
Presentation pres = new Presentation("UpdateExistingTable.pptx");
try {
    // Access the first slide
    ISlide sld = pres.getSlides().get_Item(0);

    // Initialize ITable
    ITable tbl = null;

    // Iterate through the shapes and get a reference to the table found
    for (IShape shp : sld.getShapes()) 
    {
        if (shp instanceof ITable) 
        {
            tbl = (ITable) shp;
            // Set the text of the first column of second row
            tbl.get_Item(0, 1).getTextFrame().setText("New");
        }
    }
    
    // Write the PPTX to disk
    pres.save("table1_out.pptx", SaveFormat.Pptx);
} finally {
    if (pres != null) pres.dispose();
}

create-table.java

// Create or load presentation
Presentation pres = new Presentation();
try {
	// Access first slide
	ISlide sld = pres.getSlides().get_Item(0);

	// Define columns with widths and rows with heights
	double[] dblCols = { 50, 50, 50 };
	double[] dblRows = { 50, 30, 30, 30, 30 };

	// Add table shape to slide
	ITable tbl = sld.getShapes().addTable(100, 50, dblCols, dblRows);

	// Set text and border format for each cell
	for (int row = 0; row < tbl.getRows().size(); row++) {
		for (int cell = 0; cell < tbl.getRows().get_Item(row).size(); cell++) {

			// Set text
			tbl.getRows().get_Item(row).get_Item(cell).getTextFrame().setText("Cell_" + cell);
			
			// Set border
			ICellFormat cellFormat = tbl.getRows().get_Item(row).get_Item(cell).getCellFormat();
			cellFormat.getBorderTop().getFillFormat().setFillType(FillType.Solid);
			cellFormat.getBorderTop().getFillFormat().getSolidFillColor().setColor(Color.RED);
			cellFormat.getBorderTop().setWidth(5);

			cellFormat.getBorderBottom().getFillFormat().setFillType(FillType.Solid);
			cellFormat.getBorderBottom().getFillFormat().getSolidFillColor().setColor(Color.RED);
			cellFormat.getBorderBottom().setWidth(5);

			cellFormat.getBorderLeft().getFillFormat().setFillType(FillType.Solid);
			cellFormat.getBorderLeft().getFillFormat().getSolidFillColor().setColor(Color.RED);
			cellFormat.getBorderLeft().setWidth(5);

			cellFormat.getBorderRight().getFillFormat().setFillType(FillType.Solid);
			cellFormat.getBorderRight().getFillFormat().getSolidFillColor().setColor(Color.RED);
			cellFormat.getBorderRight().setWidth(5);
		}
	}
	
	// Save PPTX to Disk
	pres.save("table.pptx", SaveFormat.Pptx);
} finally {
	if (pres != null)
		pres.dispose();
}

format-table.java

// Load presentation
Presentation pres = new Presentation("simpletable.pptx");
try {
    // Get reference of the table
    ITable someTable = (ITable) pres.getSlides().get_Item(0).getShapes().get_Item(0);
    
    // Set table cells' font height
    PortionFormat portionFormat = new PortionFormat();
    portionFormat.setFontHeight(25);
    someTable.setTextFormat(portionFormat);
    
    // Set table cells' text alignment and right margin in one call
    ParagraphFormat paragraphFormat = new ParagraphFormat();
    paragraphFormat.setAlignment(TextAlignment.Right);
    paragraphFormat.setMarginRight(20);
    someTable.setTextFormat(paragraphFormat);
    
    // Set table cells' text vertical type
    TextFrameFormat textFrameFormat = new TextFrameFormat();
    textFrameFormat.setTextVerticalType(TextVerticalType.Vertical);
    someTable.setTextFormat(textFrameFormat);
    
    // Save presentation
    pres.save("result.pptx", SaveFormat.Pptx);
} finally {
    if (pres != null) pres.dispose();
}

lock-aspect-ratio.java

// Load presentation
Presentation pres = new Presentation("pres.pptx");
try {
    // Get reference of the table
    ITable table = (ITable)pres.getSlides().get_Item(0).getShapes().get_Item(0);
    System.out.println("Lock aspect ratio set: " + table.getGraphicalObjectLock().getAspectRatioLocked());

    // Lock aspect ratio
    table.getGraphicalObjectLock().setAspectRatioLocked(!table.getGraphicalObjectLock().getAspectRatioLocked()); // invert
    System.out.println("Lock aspect ratio set: " + table.getGraphicalObjectLock().getAspectRatioLocked());

    // Save presentation
    pres.save("pres-out.pptx", SaveFormat.Pptx);
} finally {
    if (pres != null) pres.dispose();
}