/**
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at the
* <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Initial code contributed and copyrighted by<br>
* frentix GmbH, http://www.frentix.com
* <p>
*/
package org.olat.course.nodes.ta;
import java.io.File;
import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.form.flexible.FormItemContainer;
import org.olat.core.gui.components.form.flexible.elements.FileElement;
import org.olat.core.gui.components.form.flexible.impl.FormBasicController;
import org.olat.core.gui.components.form.flexible.impl.FormEvent;
import org.olat.core.gui.components.form.flexible.impl.FormLayoutContainer;
import org.olat.core.gui.control.Controller;
import org.olat.core.gui.control.Event;
import org.olat.core.gui.control.WindowControl;
/**
*
* @author srosse,
*
*/
public class FileChooserController extends FormBasicController {
private FileElement fileEl;
private long maxUploadSizeKb;
public FileChooserController(UserRequest ureq, WindowControl wControl, long maxUploadSizeKb) {
super(ureq, wControl);
this.maxUploadSizeKb = maxUploadSizeKb;
initForm(ureq);
}
@Override
protected void initForm(FormItemContainer formLayout, Controller listener, UserRequest ureq) {
formLayout.setElementCssClass("o_sel_course_gta_upload_task_form");
fileEl = uifactory.addFileElement(getWindowControl(), "file", "dropbox.upload", formLayout);
fileEl.setMaxUploadSizeKB(maxUploadSizeKb, "error.limit.exceeded", new String[]{ Long.toString(maxUploadSizeKb) });
fileEl.setMandatory(true);
fileEl.addActionListener(FormEvent.ONCHANGE);
FormLayoutContainer buttonCont = FormLayoutContainer.createButtonLayout("buttons", getTranslator());
buttonCont.setRootForm(mainForm);
formLayout.add(buttonCont);
uifactory.addFormSubmitButton("save", buttonCont);
uifactory.addFormCancelButton("cancel", buttonCont, ureq, getWindowControl());
}
@Override
protected void doDispose() {
//
}
@Override
protected boolean validateFormLogic(UserRequest ureq) {
boolean allOk = true;
fileEl.clearError();
if(fileEl.getInitialFile() == null && fileEl.getUploadFile() == null) {
fileEl.setErrorKey("form.mandatory.hover", null);
allOk &= false;
}
return allOk & super.validateFormLogic(ureq);
}
public String getUploadFileName() {
return fileEl.getUploadFileName();
}
public File getUploadFile() {
return fileEl.getUploadFile();
}
@Override
protected void formOK(UserRequest ureq) {
fireEvent(ureq, Event.DONE_EVENT);
}
@Override
protected void formCancelled(UserRequest ureq) {
fireEvent(ureq, Event.CANCELLED_EVENT);
}
}