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Classes for ZK web application
/*
* Copyright (C) 2023 Dynamia Soluciones IT S.A.S - NIT 900302344-1
* Colombia / South America
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package tools.dynamia.zk.ui;
import org.zkoss.image.AImage;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.Div;
import org.zkoss.zul.Hlayout;
import org.zkoss.zul.Image;
import org.zkoss.zul.Label;
import org.zkoss.zul.Progressmeter;
import tools.dynamia.commons.URLable;
import tools.dynamia.io.IOUtils;
import tools.dynamia.io.Resource;
import tools.dynamia.zk.BindingComponentIndex;
import tools.dynamia.zk.ComponentAliasIndex;
import tools.dynamia.zk.ImageCache;
import java.io.File;
import java.io.IOException;
import java.util.Objects;
public class CoolLabel extends Div implements LoadableOnly {
public static final String ON_TITLE_CHANGED = "onTitleChanged";
/**
*
*/
private static final long serialVersionUID = 8628833708100482613L;
private final Label titleLabel;
private final Label subtitleLabel;
private final Label descriptionLabel;
private Image image;
private File imageFile;
private String imageURL;
private String noImagePath = "/static/dynamia-tools/images/no-photo.jpg";
private Image noImage;
private int progress;
private final Progressmeter progressmeter;
private boolean showImage = true;
private boolean breakLinesSubtitle;
private boolean breakLinesDescription;
private String title;
public CoolLabel() {
setSclass("cool-lb");
titleLabel = new Label();
titleLabel.setSclass("cool-lb-title");
titleLabel.setStyle("display: block");
subtitleLabel = new Label();
subtitleLabel.setSclass("cool-lb-subtitle");
subtitleLabel.setStyle("display: block");
descriptionLabel = new Label();
descriptionLabel.setSclass("cool-lb-description");
descriptionLabel.setStyle("display: block");
progressmeter = new Progressmeter();
progressmeter.setSclass("cool-lb-progress");
progressmeter.setWidth("100%");
progressmeter.setHeight("10px");
setNoImagePath(noImagePath);
}
public int getProgress() {
return progress;
}
public void setProgress(int progress) {
this.progress = progress;
if (progress > 100) {
progress = 100;
} else if (progress < 0) {
progress = 0;
}
progressmeter.setValue(progress);
layout();
}
public boolean isShowImage() {
return showImage;
}
public void setShowImage(boolean showImage) {
this.showImage = showImage;
layout();
}
public Image getImage() {
return image;
}
public void setImage(Image image) {
if (this.image != image) {
this.image = image;
if (this.image != null) {
this.image.setSclass("cool-lb-image");
}
layout();
}
}
public void setImageFile(File file) {
this.imageFile = file;
try {
if (file != null) {
image = new Image();
image.setContent(new AImage(file));
setImage(image);
}
} catch (IOException e) {
e.printStackTrace();
}
}
public File getImageFile() {
return imageFile;
}
public String getImageURL() {
return imageURL;
}
public void setImageURL(String imageURL) {
this.imageURL = imageURL;
if (imageURL != null) {
setImage(loadImageFromURL(imageURL));
}
}
public void setImageURL(URLable urlable) {
if (urlable != null) {
setImageURL(urlable.toURL());
}
}
private Image loadImageFromURL(String imageURL) {
Image newimage = new Image();
if (imageURL.startsWith("classpath:")) {
try {
AImage imageContent = ImageCache.get(imageURL);
if (imageContent == null) {
Resource resource = IOUtils.getResource(imageURL);
if (resource.exists()) {
imageContent = new AImage(resource.getFilename(), resource.getInputStream());
ImageCache.add(imageURL, imageContent);
}
}
if (imageContent != null) {
newimage.setContent(imageContent);
}
} catch (Exception e) {
// ignore
}
} else {
newimage.setSrc(imageURL);
}
return newimage;
}
public void setTitle(String title) {
if (!Objects.equals(this.title,title)) {
this.title = title;
titleLabel.setValue(title);
fireOnTitleChanged();
}
}
public String getTitle() {
return this.title;
}
public void setSubtitle(String subtitle) {
subtitleLabel.setValue(subtitle);
}
public String getSubtitle() {
return subtitleLabel.getValue();
}
public void setDescription(String description) {
descriptionLabel.setValue(description);
}
public String getDescription() {
return descriptionLabel.getValue();
}
public String getNoImagePath() {
return noImagePath;
}
public void setNoImagePath(String noImagePath) {
this.noImagePath = noImagePath;
if (noImagePath != null && !noImagePath.isEmpty()) {
this.noImage = loadImageFromURL(noImagePath);
if (this.noImage != null) {
this.noImage.setSclass("cool-lb-image");
}
}
}
@Override
public void setParent(Component parent) {
layout();
super.setParent(parent);
}
private void layout() {
getChildren().clear();
Hlayout hlayout = new Hlayout();
hlayout.setClass("cool-lb-hl");
if (isShowImage()) {
if (image == null && noImage != null) {
noImage.setParent(hlayout);
}
if (image != null) {
image.setParent(hlayout);
}
}
Div div = new Div();
div.setSclass("cool-lb-labels");
titleLabel.setParent(div);
subtitleLabel.setParent(div);
descriptionLabel.setParent(div);
div.setParent(hlayout);
appendChild(hlayout);
if (progress > 0) {
progressmeter.setParent(this);
}
}
private void fireOnTitleChanged() {
Events.postEvent(new Event(ON_TITLE_CHANGED, this, getTitle()));
}
public boolean isBreakLinesSubtitle() {
return breakLinesSubtitle;
}
public void setBreakLinesSubtitle(boolean breakLinesSubtitle) {
this.breakLinesSubtitle = breakLinesSubtitle;
if(breakLinesSubtitle){
subtitleLabel.setStyle("display: block; white-space: pre-line");
}else{
subtitleLabel.setStyle("display: block");
}
}
public boolean isBreakLinesDescription() {
return breakLinesDescription;
}
public void setBreakLinesDescription(boolean breakLinesDescription) {
this.breakLinesDescription = breakLinesDescription;
if(breakLinesDescription){
descriptionLabel.setStyle("display: block; white-space: pre-line");
}else{
descriptionLabel.setStyle("display: block");
}
}
}