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/*
@ITMillApache2LicenseForJavaFiles@
*/
package com.itmill.toolkit.demo.coverflow;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import com.itmill.toolkit.data.Property;
import com.itmill.toolkit.terminal.Resource;
import com.itmill.toolkit.terminal.Sizeable;
import com.itmill.toolkit.terminal.ThemeResource;
import com.itmill.toolkit.ui.Alignment;
import com.itmill.toolkit.ui.Button;
import com.itmill.toolkit.ui.Embedded;
import com.itmill.toolkit.ui.Label;
import com.itmill.toolkit.ui.VerticalLayout;
import com.itmill.toolkit.ui.Window;
import com.itmill.toolkit.ui.Button.ClickEvent;
public class CoverflowApplication extends com.itmill.toolkit.Application {
Coverflow covers = new Coverflow();
public void init() {
setMainWindow(new Window("Coverflow", createMainLayout()));
setTheme("coverflow");
addSlidesToCoverflow();
}
private VerticalLayout createMainLayout() {
// Initialize coverflow component
covers.setHeight("150px");
covers.setWidth("100%");
covers.setBackgroundColor(0, 0, 0, 100, 100, 100);
// Initialize visible slide viewer
final Embedded visibleSlide = new Embedded();
visibleSlide.setHeight(100, Sizeable.UNITS_PERCENTAGE);
// Listen to coverflow changes as change slides when needed
covers.addListener(new Property.ValueChangeListener() {
public void valueChange(Property.ValueChangeEvent event) {
visibleSlide.setSource((Resource) covers.getValue());
}
});
// Show sources button
Button showSrc = new Button("src", new Button.ClickListener() {
public void buttonClick(ClickEvent event) {
Window srcWindow = new Window("Source code");
srcWindow.setWidth("700px");
srcWindow.setHeight("500px");
Label l = new Label(getSourceCodeForThisClass(),
Label.CONTENT_XHTML);
srcWindow.addComponent(l);
getMainWindow().addWindow(srcWindow);
}
});
// Initialize main layout
VerticalLayout layout = new VerticalLayout();
layout.addComponent(showSrc);
layout.setComponentAlignment(showSrc, Alignment.TOP_RIGHT);
layout.addComponent(visibleSlide);
layout.setComponentAlignment(visibleSlide, Alignment.TOP_CENTER);
layout.addComponent(covers);
layout.setExpandRatio(visibleSlide, 1);
layout.setSizeFull();
return layout;
}
private String getSourceCodeForThisClass() {
String code = "Could not find source-file";
try {
InputStream is = this.getClass().getResource(
"CoverflowApplication.html").openStream();
BufferedReader r = new BufferedReader(new InputStreamReader(is));
StringBuffer buf = new StringBuffer();
String line;
while ((line = r.readLine()) != null) {
buf.append(line);
}
code = buf.toString();
} catch (IOException ignored) {
}
return code;
}
private void addSlidesToCoverflow() {
for (int i = 1; i <= 22; i++) {
String head = "images/";
String tail = "slideshow-example.0" + ((i < 10) ? "0" : "") + i
+ ".jpg";
ThemeResource slide = new ThemeResource(head + tail);
covers.addItem(slide);
covers.setItemIcon(slide,
new ThemeResource(head + "thumbs/" + tail));
}
}
}
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