--- a/libervia/pages/_browser/slideshow.py	Sat Aug 01 16:47:24 2020 +0200
+++ b/libervia/pages/_browser/slideshow.py	Sat Aug 01 16:47:24 2020 +0200
@@ -80,6 +80,7 @@
         self.swiper.on("slideChange", self.on_slide_change)
         self.swiper.on("click", self.on_click)
         self.on_slide_change()
+        self.fullscreen(True)
 
     def add_slide(self, slide_elt):
         self.swiper.appendSlide([slide_elt])
@@ -95,6 +96,30 @@
         self.swiper.destroy(True, True)
         self.swiper = None
 
+    def fullscreen(self, active=None):
+        """Activate/desactivate fullscreen
+
+        @param acvite: can be:
+            - True to activate
+            - False to desactivate
+            - Auto to switch fullscreen mode
+        """
+        try:
+            fullscreen_elt = document.fullscreenElement
+            request_fullscreen = self.slideshow_elt.requestFullscreen
+        except AttributeError:
+            print("fullscreen is not available on this browser")
+        else:
+            if active is None:
+                active = fullscreen_elt != None
+            if active:
+                request_fullscreen()
+            else:
+                try:
+                    document.exitFullscreen()
+                except AttributeError:
+                    print("exitFullscreen not available on this browser")
+
     def on_key_down(self, evt):
         if evt.key == 'Escape':
             self.quit()