HeaderAndFooter.cs

#region Copyright Syncfusion Inc. 2001-2022.
// Copyright Syncfusion Inc. 2001-2022. All rights reserved.
// Use of this code is subject to the terms of our license.
// A copy of the current license can be obtained at any time by e-mailing
// licensing@syncfusion.com. Any infringement will be prosecuted under
// applicable laws. 
#endregion
using Syncfusion.Presentation;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using COLOR = Syncfusion.Drawing;
using System.IO;
using System.Reflection;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;

namespace SampleBrowser
{
    public partial class HeaderAndFooterPresentation : SamplePage
    {
        private Context m_context;
        public override View GetSampleContent(Context con)
        {
            LinearLayout linear = new LinearLayout(con);
            linear.SetBackgroundColor(Android.Graphics.Color.White);
            linear.Orientation = Orientation.Vertical;
            linear.SetPadding(10, 10, 10, 10);
            
            TextView text1 = new TextView(con);
            text1.TextSize = 17;
            text1.TextAlignment = TextAlignment.Center;
            text1.SetTextColor(Android.Graphics.Color.ParseColor("#262626"));
            text1.Text = "This sample demonstrates how to insert the header and footer in a PowerPoint presentation.";
            text1.SetPadding(5, 10, 10, 5);
            linear.AddView(text1);
            
            TextView space = new TextView(con);
            space.TextSize = 10;
            linear.AddView(space);
            m_context = con;
            
            TextView space2 = new TextView(con);
            space2.TextSize = 10;
            linear.AddView(space2);
            
            Button button1 = new Button(con);
            button1.Text = "Generate Presentation";
            button1.Click += OnButtonClicked;
            linear.AddView(button1);
            
            return linear;
        }

        void OnButtonClicked(object sender, EventArgs e)
        {
            string resourcePath = "SampleBrowser.Samples.Presentation.Templates.HeaderFooter.pptx";
            Assembly assembly = Assembly.GetExecutingAssembly();
            Stream fileStream = assembly.GetManifestResourceStream(resourcePath);

            //Open a existing PowerPoint presentation
            IPresentation presentation = Syncfusion.Presentation.Presentation.Open(fileStream);

            //Add footers into all the PowerPoint slides.
            foreach (ISlide slide in presentation.Slides)
            {
                //Enable a date and time footer in slide.
                slide.HeadersFooters.DateAndTime.Visible = true;
                //Enable a footer in slide.
                slide.HeadersFooters.Footer.Visible = true;
                //Sets the footer text.
                slide.HeadersFooters.Footer.Text = "Footer";
                //Enable a slide number footer in slide.
                slide.HeadersFooters.SlideNumber.Visible = true;
            }

            //Add header into first slide notes page.
            //Add a notes slide to the slide.
            INotesSlide notesSlide = presentation.Slides[0].AddNotesSlide();
            //Enable a header in notes slide.
            notesSlide.HeadersFooters.Header.Visible = true;
            //Sets the header text.
            notesSlide.HeadersFooters.Header.Text = "Header";

            MemoryStream stream = new MemoryStream();
            presentation.Save(stream);
            presentation.Close();
            stream.Position = 0;
			if (stream != null)
			{
				SaveAndroid androidSave = new SaveAndroid ();
				androidSave.Save ("HeaderFooter.pptx", "application/powerpoint", stream, m_context);
			}
        }
    }
}