Examples with UploadProgressBar org.apache.wicket.extensions.ajax.markup.html.form.upload.UploadProgressBar used on opensource projects

Example 1 with UploadProgressBar

use of org.apache.wicket.extensions.ajax.markup.html.form.upload.UploadProgressBar in project openmeetings by apache.

the class LangPanel method onInitialize.

@Override
protected void onInitialize() {
    // Create feedback panels
    add(feedback.setOutputMarkupId(true));
    language = new AbstractMap.SimpleEntry<>(1L, Locale.ENGLISH);
    final LabelsForm form = new LabelsForm("form", this, new StringLabel(null, null));
    form.showNewRecord();
    add(form);
    final SearchableDataView<StringLabel> dataView = new SearchableDataView<StringLabel>("langList", new SearchableDataProvider<StringLabel>(LabelDao.class) {

        private static final long serialVersionUID = 1L;

        @Override
        public long size() {
            return LabelDao.count(language.getValue(), search);
        }

        @Override
        public Iterator<? extends StringLabel> iterator(long first, long count) {
            return LabelDao.get(language.getValue(), search, (int) first, (int) count, getSort()).iterator();
        }
    }) {

        private static final long serialVersionUID = 1L;

        @Override
        protected void populateItem(final Item<StringLabel> item) {
            final StringLabel fv = item.getModelObject();
            item.add(new Label("key"));
            item.add(new Label("value"));
            item.add(new AjaxEventBehavior(EVT_CLICK) {

                private static final long serialVersionUID = 1L;

                @Override
                protected void onEvent(AjaxRequestTarget target) {
                    form.setModelObject(fv);
                    form.hideNewRecord();
                    target.add(form, listContainer);
                    reinitJs(target);
                }
            });
            item.add(AttributeModifier.append(ATTR_CLASS, getRowClass(fv.getId(), form.getModelObject().getId())));
        }
    };
    add(listContainer.add(dataView).setOutputMarkupId(true));
    PagedEntityListPanel navigator = new PagedEntityListPanel("navigator", dataView) {

        private static final long serialVersionUID = 1L;

        @Override
        protected void onEvent(AjaxRequestTarget target) {
            dataView.modelChanging();
            target.add(listContainer);
        }
    };
    DataViewContainer<StringLabel> container = new DataViewContainer<>(listContainer, dataView, navigator);
    container.addLink(new OmOrderByBorder<>("orderByName", "key", container)).addLink(new OmOrderByBorder<>("orderByValue", "value", container));
    add(container.getLinks());
    add(navigator);
    langForm = new LangForm("langForm", listContainer, this);
    langForm.add(fileUploadField);
    langForm.add(new UploadProgressBar("progress", langForm, fileUploadField));
    fileUploadField.add(new AjaxFormSubmitBehavior(langForm, "change") {

        private static final long serialVersionUID = 1L;

        @Override
        protected void onSubmit(AjaxRequestTarget target) {
            FileUpload download = fileUploadField.getFileUpload();
            try {
                if (download == null || download.getInputStream() == null) {
                    feedback.error("File is empty");
                    return;
                }
                LabelDao.upload(language.getValue(), download.getInputStream());
            } catch (Exception e) {
                log.error("Exception on panel language editor import ", e);
                feedback.error(e);
            }
            // repaint the feedback panel so that it is hidden
            target.add(listContainer, feedback);
        }
    });
    // Add a component to download a file without page refresh
    final AjaxDownloadBehavior download = new AjaxDownloadBehavior(new ResourceStreamResource() {

        private static final long serialVersionUID = 1L;

        {
            setContentDisposition(ATTACHMENT);
            setCacheDuration(NONE);
        }

        @Override
        protected IResourceStream getResourceStream(Attributes attributes) {
            final String name = LabelDao.getLabelFileName(language.getValue());
            setFileName(name);
            return new AbstractResourceStream() {

                private static final long serialVersionUID = 1L;

                private transient InputStream is;

                @Override
                public InputStream getInputStream() throws ResourceStreamNotFoundException {
                    try {
                        is = Application.class.getResourceAsStream(name);
                        return is;
                    } catch (Exception e) {
                        throw new ResourceStreamNotFoundException(e);
                    }
                }

                @Override
                public void close() throws IOException {
                    if (is != null) {
                        is.close();
                        is = null;
                    }
                }
            };
        }
    });
    langForm.add(download);
    langForm.add(new AjaxButton("export") {

        private static final long serialVersionUID = 1L;

        @Override
        protected void onSubmit(AjaxRequestTarget target) {
            download.initiate(target);
            // repaint the feedback panel so that it is hidden
            target.add(feedback);
        }

        @Override
        protected void onError(AjaxRequestTarget target) {
            // repaint the feedback panel so errors are shown
            target.add(feedback);
        }
    });
    add(langForm);
    final AddLanguageDialog addLang = new AddLanguageDialog("addLang", this);
    add(addLang, new AjaxLink<Void>("addLangBtn") {

        private static final long serialVersionUID = 1L;

        @Override
        public void onClick(AjaxRequestTarget target) {
            addLang.open(target);
        }
    });
    add(BootstrapFileUploadBehavior.INSTANCE);
    add(new ConfirmableAjaxBorder("deleteLangBtn", getString("80"), getString("833")) {

        private static final long serialVersionUID = 1L;

        @Override
        protected void onSubmit(AjaxRequestTarget target) {
            LabelDao.delete(language.getValue());
            List<Map.Entry<Long, Locale>> langs = LangForm.getLanguages();
            language = langs.isEmpty() ? null : langs.get(0);
            langForm.updateLanguages(target);
            target.add(listContainer);
        }
    });
    super.onInitialize();
}

Example 2 with UploadProgressBar

use of org.apache.wicket.extensions.ajax.markup.html.form.upload.UploadProgressBar in project openmeetings by apache.

the class UploadableImagePanel method onInitialize.

@Override
protected void onInitialize() {
    super.onInitialize();
    final Form<Void> form = new Form<>("form");
    form.setMultiPart(true);
    form.setMaxSize(Bytes.bytes(getMaxUploadSize()));
    // Model is necessary here to avoid writing image to the User object
    form.add(fileUploadField);
    form.add(new UploadProgressBar("progress", form, fileUploadField));
    fileUploadField.add(new AjaxFormSubmitBehavior(form, "change") {

        private static final long serialVersionUID = 1L;

        @Override
        protected void onSubmit(AjaxRequestTarget target) {
            FileUpload fu = fileUploadField.getFileUpload();
            if (fu != null) {
                File temp = null;
                try {
                    temp = fu.writeToTempFile();
                    StoredFile sf = new StoredFile(fu.getClientFileName(), temp);
                    if (sf.isImage()) {
                        processImage(sf, temp);
                    }
                } catch (Exception e) {
                    log.error("Error", e);
                } finally {
                    if (temp != null && temp.exists()) {
                        log.debug("Temp file was deleted ? {}", temp.delete());
                    }
                    fu.closeStreams();
                    fu.delete();
                }
            }
            update();
            target.add(profile, form);
        }
    });
    add(form.setOutputMarkupId(true));
    add(BootstrapFileUploadBehavior.INSTANCE);
}