Add loop and preload attributes for media elements, fix null poster (#9797)

Picked from #9161

Fixes #7261
Fixes #5178
Fixes #4409

1 files changed, 43 insertions, 0 deletions

diff --git a/server/src/main/java/com/vaadin/ui/AbstractMedia.java b/server/src/main/java/com/vaadin/ui/AbstractMedia.java
index a992554d67..800f5dca31 100644
--- a/server/src/main/java/com/vaadin/ui/AbstractMedia.java
+++ b/server/src/main/java/com/vaadin/ui/AbstractMedia.java
@@ -39,6 +39,7 @@ import com.vaadin.server.VaadinSession;
 import com.vaadin.shared.communication.URLReference;
 import com.vaadin.shared.ui.AbstractMediaState;
 import com.vaadin.shared.ui.MediaControl;
+import com.vaadin.shared.ui.PreloadMode;
 import com.vaadin.ui.declarative.DesignAttributeHandler;
 import com.vaadin.ui.declarative.DesignContext;
 
@@ -199,6 +200,48 @@ public abstract class AbstractMedia extends AbstractComponent {
     }
 
     /**
+     * Sets the preload attribute that is intended to provide a hint to the
+     * browser how the media should be preloaded. Valid values are 'none',
+     * 'metadata', 'preload', see the <a href=
+     * "https://developer.mozilla.org/en/docs/Web/HTML/Element/video#attr-preload">
+     * Mozilla Developer Network</a> for details.
+     *
+     * @param preload
+     *            preload mode
+     * @since 7.7.11
+     */
+    public void setPreload(final PreloadMode preload) {
+        getState().preload = preload;
+    }
+
+    /**
+     * @return the configured media preload value
+     * @since 7.7.11
+     */
+    public PreloadMode getPreload() {
+        return getState(false).preload;
+    }
+
+    /**
+     * Enables or disables looping.
+     *
+     * @param loop
+     *            if true, enable looping
+     * @since 7.7.11
+     */
+    public void setLoop(final boolean loop) {
+        getState().loop = loop;
+    }
+
+    /**
+     * @return true if looping is enabled
+     * @since 7.7.11
+     */
+    public boolean isLoop() {
+        return getState(false).loop;
+    }
+
+    /**
      * Set whether the alternative text ({@link #setAltText(String)}) is
      * rendered as HTML or not.
      *