#9948

primefaces-showcase/src/main/java/org/primefaces/showcase/domain/Photo.java

@@ -24,24 +24,36 @@
 package org.primefaces.showcase.domain;
 
 import java.io.Serializable;
+import java.util.UUID;
 
 public class Photo implements Serializable {
 
+    private String id;
     private String itemImageSrc;
     private String thumbnailImageSrc;
     private String alt;
     private String title;
 
     public Photo() {
+        this.id = UUID.randomUUID().toString().substring(0, 8);
     }
 
     public Photo(String itemImageSrc, String thumbnailImageSrc, String alt, String title) {
+        this();
         this.itemImageSrc = itemImageSrc;
         this.thumbnailImageSrc = thumbnailImageSrc;
         this.alt = alt;
         this.title = title;
     }
 
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
     public String getItemImageSrc() {
         return itemImageSrc;
     }

primefaces-showcase/src/main/java/org/primefaces/showcase/menu/AppMenu.java

@@ -498,6 +498,7 @@ public void init() {
         galleriaMenuItems.add(new MenuItem("FullScreen", "/ui/multimedia/galleria/fullscreen"));
         galleriaMenuItems.add(new MenuItem("AutoPlay", "/ui/multimedia/galleria/autoplay"));
         galleriaMenuItems.add(new MenuItem("Caption", "/ui/multimedia/galleria/caption"));
+        galleriaMenuItems.add(new MenuItem("Dynamic", "/ui/multimedia/galleria/dynamic"));
         multimediaMenuItems.add(new MenuItem("Galleria", galleriaMenuItems));
 
         multimediaMenuItems.add(new MenuItem("Media", "/ui/multimedia/media"));

primefaces-showcase/src/main/java/org/primefaces/showcase/view/multimedia/DynamicGalleriaView.java

@@ -0,0 +1,73 @@
+/*
+ * The MIT License
+ *
+ * Copyright (c) 2009-2023 PrimeTek Informatics
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package org.primefaces.showcase.view.multimedia;
+
+import java.io.Serializable;
+import java.util.List;
+import javax.annotation.PostConstruct;
+import javax.enterprise.context.RequestScoped;
+import javax.faces.context.FacesContext;
+import javax.inject.Inject;
+import javax.inject.Named;
+import org.primefaces.model.DefaultStreamedContent;
+import org.primefaces.model.StreamedContent;
+import org.primefaces.showcase.domain.Photo;
+import org.primefaces.showcase.service.PhotoService;
+
+@Named
+@RequestScoped
+public class DynamicGalleriaView implements Serializable {
+
+    private List<Photo> photos;
+
+    @Inject
+    private PhotoService service;
+
+    @PostConstruct
+    public void init() {
+        photos = service.getPhotos();
+    }
+
+    public StreamedContent getPhotoAsStreamedContent() {
+        FacesContext facesContext = FacesContext.getCurrentInstance();
+        String photoId = facesContext.getExternalContext().getRequestParameterMap().get("photoId");
+        Photo photo = photos.stream()
+                .filter(p -> p.getId().equals(photoId))
+                .findFirst().get();
+
+        return DefaultStreamedContent.builder()
+                .name(photo.getTitle() + ".jpg")
+                .contentType("image/jpg")
+                .stream(() -> facesContext.getExternalContext().getResourceAsStream("/resources/" + photo.getItemImageSrc()))
+                .build();
+    }
+
+    public List<Photo> getPhotos() {
+        return photos;
+    }
+
+    public void setService(PhotoService service) {
+        this.service = service;
+    }
+}

primefaces-showcase/src/main/webapp/ui/multimedia/galleria/dynamic.xhtml

@@ -0,0 +1,34 @@
+<ui:composition xmlns="http://www.w3.org/1999/xhtml"
+                xmlns:ui="http://xmlns.jcp.org/jsf/facelets"
+                xmlns:h="http://xmlns.jcp.org/jsf/html"
+                xmlns:f="http://xmlns.jcp.org/jsf/core"
+                xmlns:p="http://primefaces.org/ui"
+                template="/WEB-INF/template.xhtml">
+
+    <ui:define name="title">
+        Galleria <span class="subitem">Dynamic</span>
+    </ui:define>
+
+    <ui:define name="description">
+        Galleria also supports dynamic content via StreamedContent.
+    </ui:define>
+
+    <ui:param name="documentationLink" value="/components/galleria"/>
+    <ui:param name="widgetLink" value="Galleria"/>
+
+    <ui:define name="implementation">
+        <div class="card">
+            <p:galleria value="#{dynamicGalleriaView.photos}" var="photo" numVisible="5" responsiveOptions="#{galleriaView.responsiveOptions1}" style="max-width: 640px">
+                <p:graphicImage value="#{dynamicGalleriaView.photoAsStreamedContent}" alt="#{photo.alt}" style="width: 100%">
+                    <f:param name="photoId" value="#{photo.id}" />
+                </p:graphicImage>
+                <f:facet name="thumbnail">
+                    <p:graphicImage value="#{dynamicGalleriaView.photoAsStreamedContent}" alt="#{photo.alt}" style="width: 100%">
+                        <f:param name="photoId" value="#{photo.id}" />
+                    </p:graphicImage>
+                </f:facet>
+            </p:galleria>
+        </div>
+    </ui:define>
+
+</ui:composition>