Image Gallery in windows phone 7

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C#

public partial class MainPage : PhoneApplicationPage
  {
      private List<string> images = new List<string>();

      private int imageIndex = 0;

      public MainPage()
      {
          InitializeComponent();
          Loaded += new RoutedEventHandler(MainPage_Loaded);
      }

      void MainPage_Loaded(object sender, RoutedEventArgs e)
      {
          LoadImages();
          ShowNextImage();
          ShowlastImage();
      }

      private void LoadImages()
      {
          images.Add("/images/boot.jpg");
          images.Add("/images/canadian_dinosaur.jpg");
          images.Add("/images/cassette.jpg");
          images.Add("/images/computer_nerd_inside.jpg");
      }

      private void ShowNextImage()
      {
          var bi = new BitmapImage(new Uri(images[imageIndex], UriKind.Relative));
          myImg.Source = bi;
          imageIndex = (imageIndex + 1) % images.Count;
      }

      private void ShowlastImage()
      {
          if (imageIndex <= 0)
          {
              var bi = new BitmapImage(new Uri(images[imageIndex], UriKind.Relative));
              myImg.Source = bi;
              imageIndex = (imageIndex - 1) % images.Count;
          }
      }


      protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
      {
          base.OnNavigatedTo(e);
      }

      protected override void OnNavigatedFrom(System.Windows.Navigation.NavigationEventArgs e)
      {
          base.OnNavigatedFrom(e);
      }

      private void Next_Click(object sender, RoutedEventArgs e)
      {
          ShowNextImage();
      }

      private void back_Click(object sender, RoutedEventArgs e)
      {
          ShowlastImage();
      }
  }

I Am making image gallery in WINDOWS PHONE7,NEXT IMAGE button is working but THE CODE FOR,LAST IMAGE button is not working.any code???tell me

Posted 19-Aug-12 19:36pm

gaurav273

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Comments

ridoy 20-Aug-12 2:30am

You mean back_Click not working?..do you get any error or it did nothing after click?

gaurav273 20-Aug-12 2:49am

thank you,,very much i hace solved it

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gaurav273 · Accepted Answer · 2012-08-19T20:50:00

C#

private void ShowNextImage()
      {
          try
          {
              if (imageIndex == 5)
              {
                  imageIndex = 1%1-1;
              }
              var bi = new BitmapImage(new Uri(images[imageIndex + 1], UriKind.Relative));
              myImg.Source = bi;
              imageIndex = (imageIndex + 1) % images.Count;
          }
          catch
          {
          }
      }
      private void ShowlastImage()
      {
          try
          {
              if (imageIndex == 0)
              {
                  imageIndex = 6;
              }
              var bi = new BitmapImage(new Uri(images[imageIndex - 1], UriKind.Relative));
              myImg.Source = bi;
              imageIndex = imageIndex - 1;
          }
          catch
          {
          }
      }