org.opencms.ui.client.CmsSingleFileUploadHandler Maven / Gradle / Ivy
Show all versions of opencms-gwt Show documentation
/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* For further information about Alkacon Software, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.ui.client;
import org.opencms.ade.upload.client.I_CmsUploadContext;
import org.opencms.ade.upload.client.Messages;
import org.opencms.gwt.client.ui.input.upload.CmsFileInput;
import org.opencms.gwt.client.ui.input.upload.I_CmsUploadButton;
import org.opencms.gwt.client.ui.input.upload.I_CmsUploadButtonHandler;
import org.opencms.util.CmsStringUtil;
import com.google.common.base.Supplier;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.event.logical.shared.CloseHandler;
import com.google.gwt.user.client.ui.PopupPanel;
/**
* Handles single file uploads. Allows to specify the target file name.
*/
public class CmsSingleFileUploadHandler implements I_CmsUploadButtonHandler {
/** The dialog close handler. */
private CloseHandler m_closeHandler;
/** Factory for creating upload contexts. */
private Supplier m_contextFactory;
/** The replace dialog. */
private CmsSingleFileUploadDialog m_dialog;
/** The target file name. */
private String m_targetFileName;
/** The target file name prefix. */
private String m_targetFileNamePrefix;
/** The upload folder path. */
private String m_targetFolderPath;
/** The upload button. */
private I_CmsUploadButton m_uploadButton;
/** The dialog title. */
private String m_dialogTitle;
/**
* Constructor.
*
* @param contextFactory the upload context factory
* @param dialogTitle the dialog title
*/
public CmsSingleFileUploadHandler(Supplier contextFactory, String dialogTitle) {
m_contextFactory = contextFactory;
m_dialogTitle = dialogTitle;
}
/**
* Returns the new file name.
*
* @param originalFileName the original file name
*
* @return the new file name
*/
public String getFileName(String originalFileName) {
if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(m_targetFileName)) {
return m_targetFileName;
} else if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(m_targetFileNamePrefix)) {
return m_targetFileNamePrefix + originalFileName;
} else {
return originalFileName;
}
}
/**
* Returns the targetFolderPath.
*
* @return the targetFolderPath
*/
public String getTargetFolderPath() {
return m_targetFolderPath;
}
/**
* @see org.opencms.gwt.client.ui.input.upload.I_CmsUploadButtonHandler#initializeFileInput(org.opencms.gwt.client.ui.input.upload.CmsFileInput)
*/
public void initializeFileInput(CmsFileInput fileInput) {
// important to set font-size as inline style, as IE7 and IE8 will not accept it otherwise
fileInput.getElement().getStyle().setFontSize(200, Unit.PX);
fileInput.setAllowMultipleFiles(false);
fileInput.setName("replace");
fileInput.addStyleName(
org.opencms.gwt.client.ui.css.I_CmsLayoutBundle.INSTANCE.uploadButton().uploadFileInput());
}
/**
* @see org.opencms.gwt.client.ui.input.upload.I_CmsUploadButtonHandler#onChange(org.opencms.gwt.client.ui.input.upload.CmsFileInput)
*/
public void onChange(CmsFileInput fileInput) {
if (m_dialog == null) {
String dialogTitle = CmsStringUtil.isNotEmptyOrWhitespaceOnly(m_dialogTitle)
? m_dialogTitle
: Messages.get().key(Messages.GUI_UPLOAD_DIALOG_TITLE_1, getTargetFolderPath());
m_dialog = new CmsSingleFileUploadDialog(this, dialogTitle);
m_dialog.setContext(m_contextFactory.get());
m_dialog.center();
if (m_closeHandler != null) {
m_dialog.addCloseHandler(m_closeHandler);
}
} else if (m_uploadButton != null) {
m_uploadButton.createFileInput();
}
if (fileInput.getFiles().length == 1) {
m_dialog.setFileInput(fileInput);
}
}
/**
* @see org.opencms.gwt.client.ui.input.upload.I_CmsUploadButtonHandler#setButton(org.opencms.gwt.client.ui.input.upload.I_CmsUploadButton)
*/
public void setButton(I_CmsUploadButton button) {
m_uploadButton = button;
}
/**
* Sets the dialog close handler.
*
* @param closeHandler the close handler
*/
public void setCloseHandler(CloseHandler closeHandler) {
m_closeHandler = closeHandler;
if (m_dialog != null) {
m_dialog.addCloseHandler(closeHandler);
}
}
/**
* Sets the target file name.
*
* @param fileName the target file name
*/
public void setTargetFileName(String fileName) {
m_targetFileName = fileName;
}
/**
* Sets the target file name prefix.
*
* @param targetFileNamePrefix the target file name prefix to set
*/
public void setTargetFileNamePrefix(String targetFileNamePrefix) {
m_targetFileNamePrefix = targetFileNamePrefix;
}
/**
* Sets the target folder path.
*
* @param folderPath the target folder path
*/
public void setTargetFolderPath(String folderPath) {
m_targetFolderPath = folderPath;
}
}