Example usage for com.vaadin.server ExternalResource ExternalResource

Introduction

In this page you can find the example usage for com.vaadin.server ExternalResource ExternalResource.

Prototype

public ExternalResource(String sourceURL) 

Source Link

Document

Creates a new download component for downloading directly from given URL.

Usage

From source file:com.klwork.explorer.ui.content.file.ImageAttachmentRenderer.java

License:Apache License

@Override
public Component getDetailComponent(Attachment attachment) {
    VerticalLayout verticalLayout = new VerticalLayout();
    verticalLayout.setSizeUndefined();/* ww  w.  j a  v  a 2  s  .  c o  m*/
    verticalLayout.setSpacing(true);
    verticalLayout.setMargin(true);

    Label description = new Label(attachment.getDescription());
    description.setSizeUndefined();
    verticalLayout.addComponent(description);

    // Image
    TaskService taskService = ProcessEngines.getDefaultProcessEngine().getTaskService();

    String mimeType = extractMineType(attachment.getType());

    InputStream imageStream = ImageUtil.resizeImage(taskService.getAttachmentContent(attachment.getId()),
            mimeType, 900, 550);
    Resource resource = new StreamResource(new InputStreamStreamSource(imageStream),
            attachment.getName() + extractExtention(attachment.getType()));
    Embedded image = new Embedded(null, resource);
    verticalLayout.addComponent(image);

    // Linke
    HorizontalLayout LinkLayout = new HorizontalLayout();
    LinkLayout.setSpacing(true);
    verticalLayout.addComponent(LinkLayout);
    verticalLayout.setComponentAlignment(LinkLayout, Alignment.MIDDLE_CENTER);

    Label fullSizeLabel = new Label(
            ViewToolManager.getI18nManager().getMessage(Messages.RELATED_CONTENT_SHOW_FULL_SIZE));
    LinkLayout.addComponent(fullSizeLabel);

    Link link = null;
    if (attachment.getUrl() != null) {
        link = new Link(attachment.getUrl(), new ExternalResource(attachment.getUrl()));
    } else {
        taskService = ProcessEngines.getDefaultProcessEngine().getTaskService();
        Resource res = new StreamResource(
                new InputStreamStreamSource(taskService.getAttachmentContent(attachment.getId())),
                attachment.getName() + extractExtention(attachment.getType()));

        link = new Link(attachment.getName(), res);
    }

    link.setIcon(Images.RELATED_CONTENT_PICTURE);
    link.setTargetName(ExplorerLayout.LINK_TARGET_BLANK);
    LinkLayout.addComponent(link);

    return verticalLayout;
}

---

From source file:com.klwork.explorer.ui.content.GenericAttachmentRenderer.java

License:Apache License

public Component getDetailComponent(Attachment attachment) {
    VerticalLayout verticalLayout = new VerticalLayout();
    verticalLayout.setSizeUndefined();/* w  w  w . ja  v a2 s. c  om*/
    verticalLayout.setSpacing(true);
    verticalLayout.setMargin(true);

    Label description = new Label(attachment.getDescription());
    description.setSizeUndefined();
    verticalLayout.addComponent(description);

    HorizontalLayout linkLayout = new HorizontalLayout();
    linkLayout.setSpacing(true);
    verticalLayout.addComponent(linkLayout);

    // Image
    linkLayout.addComponent(new Embedded(null, getImage(attachment)));

    // Link
    Link link = null;
    if (attachment.getUrl() != null) {
        link = new Link(attachment.getUrl(), new ExternalResource(attachment.getUrl()));
    } else {
        TaskService taskService = ProcessEngines.getDefaultProcessEngine().getTaskService();
        Resource res = new StreamResource(
                new InputStreamStreamSource(taskService.getAttachmentContent(attachment.getId())),
                attachment.getName() + extractExtention(attachment.getType()));

        link = new Link(attachment.getName(), res);
    }

    // Set generic image and external window 
    link.setTargetName(ExplorerLayout.LINK_TARGET_BLANK);
    linkLayout.addComponent(link);

    return verticalLayout;
}

---

From source file:com.klwork.explorer.ui.content.url.UrlAttachmentRenderer.java

License:Apache License

public Component getOverviewComponent(final Attachment attachment, final RelatedContentComponent parent) {

    // If the attachment has no description, overview link is link to actual page
    // instead of showing popup with details.
    if (attachment.getDescription() != null && !"".equals(attachment.getDescription())) {
        Button attachmentLink = new Button(attachment.getName());
        attachmentLink.addStyleName(Reindeer.BUTTON_LINK);

        attachmentLink.addListener(new ClickListener() {
            private static final long serialVersionUID = 1L;

            public void buttonClick(ClickEvent event) {
                parent.showAttachmentDetail(attachment);
            }//from w  w w.  j  a  va  2s  .  c  o m
        });
        return attachmentLink;
    } else {
        return new Link(attachment.getName(), new ExternalResource(attachment.getUrl()));
    }
}

---

From source file:com.klwork.explorer.ui.content.url.UrlAttachmentRenderer.java

License:Apache License

public Component getDetailComponent(Attachment attachment) {
    VerticalLayout verticalLayout = new VerticalLayout();
    verticalLayout.setSpacing(true);/*from  w  w w  .j  a v  a2s . c  om*/
    verticalLayout.setMargin(true);

    verticalLayout.addComponent(new Label(attachment.getDescription()));

    HorizontalLayout linkLayout = new HorizontalLayout();
    linkLayout.setSpacing(true);
    verticalLayout.addComponent(linkLayout);

    // Icon
    linkLayout.addComponent(new Embedded(null, Images.RELATED_CONTENT_URL));

    // Link
    Link link = new Link(attachment.getUrl(), new ExternalResource(attachment.getUrl()));
    link.setTargetName(ExplorerLayout.LINK_TARGET_BLANK);
    linkLayout.addComponent(link);

    return verticalLayout;
}

---

From source file:com.klwork.explorer.ui.main.views.AuthenticatedView.java

License:Apache License

@PostConstruct
public void PostConstruct() {
    setSizeFull();//  w  w  w.  j a va 2s  . co m
    VerticalLayout layout = new VerticalLayout();
    layout.setSpacing(true);
    layout.setMargin(true);

    layout.addComponent(new Label("@RequiresAuthentication"));
    layout.addComponent(new Link("Go back", new ExternalResource("#!" + MainView.NAME)));

    setContent(layout);
}

---

From source file:com.klwork.explorer.ui.main.views.GuestView.java

License:Apache License

@PostConstruct
public void PostConstruct() {
    setSizeFull();/*  w  w  w  .  j av  a 2s.  c om*/
    VerticalLayout layout = new VerticalLayout();
    layout.setSpacing(true);
    layout.setMargin(true);

    layout.addComponent(new Label("@RequiresGuest"));
    layout.addComponent(new Link("Go back", new ExternalResource("#!" + MainView.NAME)));

    setContent(layout);
}

---

From source file:com.klwork.explorer.ui.main.views.RoleAdminView.java

License:Apache License

@PostConstruct
public void PostConstruct() {
    setSizeFull();/*from ww w .  ja va  2s  .  c om*/
    VerticalLayout layout = new VerticalLayout();
    layout.setSpacing(true);
    layout.setMargin(true);

    layout.addComponent(new Label("@RequiresRoles(\"admin\")"));
    layout.addComponent(new Link("Go back", new ExternalResource("#!" + MainView.NAME)));

    setContent(layout);
}

---

From source file:com.klwork.explorer.ui.main.views.RoleUserView.java

License:Apache License

@PostConstruct
public void PostConstruct() {
    setSizeFull();//from   ww w.j  a v a 2  s . c  om
    VerticalLayout layout = new VerticalLayout();
    layout.setSpacing(true);
    layout.setMargin(true);

    layout.addComponent(new Label("@RequiresRoles(\"user\")"));
    layout.addComponent(new Link("Go back", new ExternalResource("#!" + MainView.NAME)));

    setContent(layout);
}

---

From source file:com.klwork.explorer.ui.main.views.SampleMainView.java

License:Apache License

@PostConstruct
public void PostConstruct() {
    setSizeFull();// www.j  a va 2s . c o  m
    VerticalLayout layout = new VerticalLayout();
    layout.setSpacing(true);
    layout.setMargin(true);

    HorizontalLayout usernameLayout = new HorizontalLayout();
    usernameLayout.setSpacing(true);
    usernameLayout.addComponent(new Label("Username:"));
    usernameLayout.addComponent(usernameLabel);

    //HorizontalLayout userRolesLayout = new HorizontalLayout();
    //userRolesLayout.setSpacing(true);
    //userRolesLayout.addComponent(new Label("Roles:"));
    //userRolesLayout.addComponent(rolesLabel);

    layout.addComponent(usernameLayout);
    //addComponent(userRolesLayout);

    Link roleUserView = new Link("Role \"user\" View (disabled, if user doesn't have access)",
            new ExternalResource("#!" + RoleUserView.NAME));
    Link roleAdminView = new Link("Role \"admin\" View (disabled, if user doesn't have access)",
            new ExternalResource("#!" + RoleAdminView.NAME));
    Link authenticatedView = new Link("@RequiresAuthentication View (disabled, if user doesn't have access)",
            new ExternalResource("#!" + AuthenticatedView.NAME));
    Link guestView = new Link("@RequiresGuest View (disabled, if user doesn't have access)",
            new ExternalResource("#!" + GuestView.NAME));
    Link userView = new Link("@RequiresUser View (disabled, if user doesn't have access)",
            new ExternalResource("#!" + UserView.NAME));

    roleUserView.setEnabled(ShiroSecurityNavigator.hasAccess(RoleUserView.class));
    roleAdminView.setEnabled(ShiroSecurityNavigator.hasAccess(RoleAdminView.class));
    authenticatedView.setEnabled(ShiroSecurityNavigator.hasAccess(AuthenticatedView.class));
    guestView.setEnabled(ShiroSecurityNavigator.hasAccess(GuestView.class));
    userView.setEnabled(ShiroSecurityNavigator.hasAccess(UserView.class));

    layout.addComponent(roleUserView);
    layout.addComponent(roleAdminView);
    layout.addComponent(authenticatedView);
    layout.addComponent(guestView);
    layout.addComponent(userView);
    layout.addComponent(new Link("Role \"admin\" View (throw exception, if user doesn't have access)",
            new ExternalResource("#!" + RoleAdminView.NAME)));

    layout.addComponent(new Link("Logout", new ExternalResource("/logout/")));

    setContent(layout);
}

---

From source file:com.klwork.explorer.ui.main.views.UserView.java

License:Apache License

@PostConstruct
public void PostConstruct() {
    setSizeFull();/* w w w  .j  av  a2 s .c  o m*/
    VerticalLayout layout = new VerticalLayout();
    layout.setSpacing(true);
    layout.setMargin(true);

    layout.addComponent(new Label("@RequiresUser"));
    layout.addComponent(new Link("Go back", new ExternalResource("#!" + MainView.NAME)));

    setContent(layout);
}

---

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