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/*
@ITMillApache2LicenseForJavaFiles@
*/
/**
*
*/
package com.vaadin.terminal.gwt.client;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import com.google.gwt.core.client.JsArray;
import com.google.gwt.core.client.JsArrayString;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.core.client.Scheduler.ScheduledCommand;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.Style;
import com.google.gwt.dom.client.Style.Position;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.MouseOutEvent;
import com.google.gwt.event.dom.client.MouseOutHandler;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.Widget;
import com.vaadin.terminal.gwt.client.ui.VUnknownComponent;
import com.vaadin.terminal.gwt.client.ui.VView;
import com.vaadin.terminal.gwt.client.ui.VWindow;
public class VUIDLBrowser extends SimpleTree {
private static final String HELP = "Shift click handle to open recursively. Click components to hightlight them on client side. Shift click components to highlight them also on the server side.";
private ApplicationConfiguration conf;
private String highlightedPid;
public VUIDLBrowser(final UIDL uidl, ApplicationConfiguration conf) {
this.conf = conf;
final UIDLItem root = new UIDLItem(uidl, conf);
add(root);
}
public VUIDLBrowser(ValueMap u, ApplicationConfiguration conf) {
this.conf = conf;
ValueMap valueMap = u.getValueMap("meta");
if (valueMap.containsKey("hl")) {
highlightedPid = valueMap.getString("hl");
}
Set<String> keySet = u.getKeySet();
for (String key : keySet) {
if (key.equals("changes")) {
JsArray<UIDL> jsValueMapArray = u.getJSValueMapArray("changes")
.cast();
for (int i = 0; i < jsValueMapArray.length(); i++) {
UIDL uidl = jsValueMapArray.get(i);
UIDLItem change = new UIDLItem(uidl, conf);
change.setTitle("change " + i);
add(change);
}
} else if (key.equals("meta")) {
} else {
// TODO consider pretty printing other request data
// addItem(key + " : " + u.getAsString(key));
}
}
open(highlightedPid != null);
setTitle(HELP);
}
class UIDLItem extends SimpleTree {
private UIDL uidl;
UIDLItem(UIDL uidl, ApplicationConfiguration conf) {
setTitle(HELP);
this.uidl = uidl;
try {
String name = uidl.getTag();
try {
Integer.parseInt(name);
name = getNodeName(uidl, conf, name);
} catch (Exception e) {
// NOP
}
setText(name);
addItem("LOADING");
} catch (Exception e) {
setText(uidl.toString());
}
addDomHandler(new MouseOutHandler() {
public void onMouseOut(MouseOutEvent event) {
deHiglight();
}
}, MouseOutEvent.getType());
}
private String getNodeName(UIDL uidl, ApplicationConfiguration conf,
String name) {
Class<? extends Paintable> widgetClassByDecodedTag = conf
.getWidgetClassByEncodedTag(name);
if (widgetClassByDecodedTag == VUnknownComponent.class) {
return conf.getUnknownServerClassNameByEncodedTagName(name)
+ "(NO CLIENT IMPLEMENTATION FOUND)";
} else if (widgetClassByDecodedTag == VView.class
&& uidl.hasAttribute("sub")) {
return "com.vaadin.terminal.gwt.ui.VWindow";
} else {
return widgetClassByDecodedTag.getName();
}
}
@Override
public void open(boolean recursive) {
if (getWidgetCount() == 1
&& getWidget(0).getElement().getInnerText()
.equals("LOADING")) {
dir();
}
super.open(recursive);
}
@Override
protected void select(ClickEvent event) {
List<ApplicationConnection> runningApplications = ApplicationConfiguration
.getRunningApplications();
// TODO this does not work properly with multiple application on
// same
// host page
for (ApplicationConnection applicationConnection : runningApplications) {
Paintable paintable = applicationConnection.getPaintable(uidl
.getId());
highlight(paintable);
if (event != null && event.getNativeEvent().getShiftKey()) {
applicationConnection.highlightComponent(paintable);
}
}
super.select(event);
}
public void dir() {
remove(0);
String nodeName = uidl.getTag();
try {
Integer.parseInt(nodeName);
nodeName = getNodeName(uidl, conf, nodeName);
} catch (Exception e) {
// NOP
}
Set<String> attributeNames = uidl.getAttributeNames();
for (String name : attributeNames) {
if (uidl.isMapAttribute(name)) {
try {
ValueMap map = uidl.getMapAttribute(name);
JsArrayString keyArray = map.getKeyArray();
nodeName += " " + name + "=" + "{";
for (int i = 0; i < keyArray.length(); i++) {
nodeName += keyArray.get(i) + ":"
+ map.getAsString(keyArray.get(i)) + ",";
}
nodeName += "}";
} catch (Exception e) {
}
} else {
final String value = uidl.getAttribute(name);
nodeName += " " + name + "=" + value;
}
}
setText(nodeName);
try {
SimpleTree tmp = null;
Set<String> variableNames = uidl.getVariableNames();
for (String name : variableNames) {
String value = "";
try {
value = uidl.getVariable(name);
} catch (final Exception e) {
try {
String[] stringArrayAttribute = uidl
.getStringArrayAttribute(name);
value = stringArrayAttribute.toString();
} catch (final Exception e2) {
try {
final int intVal = uidl.getIntVariable(name);
value = String.valueOf(intVal);
} catch (final Exception e3) {
value = "unknown";
}
}
}
if (tmp == null) {
tmp = new SimpleTree("variables");
}
tmp.addItem(name + "=" + value);
}
if (tmp != null) {
add(tmp);
}
} catch (final Exception e) {
// Ignored, no variables
}
final Iterator<Object> i = uidl.getChildIterator();
while (i.hasNext()) {
final Object child = i.next();
try {
final UIDL c = (UIDL) child;
final UIDLItem childItem = new UIDLItem(c, conf);
add(childItem);
} catch (final Exception e) {
addItem(child.toString());
}
}
if (highlightedPid != null && highlightedPid.equals(uidl.getId())) {
getElement().getStyle().setBackgroundColor("#fdd");
Scheduler.get().scheduleDeferred(new ScheduledCommand() {
public void execute() {
getElement().scrollIntoView();
}
});
}
}
}
static Element highlight = Document.get().createDivElement();
static {
Style style = highlight.getStyle();
style.setPosition(Position.ABSOLUTE);
style.setZIndex(VWindow.Z_INDEX + 1000);
style.setBackgroundColor("red");
style.setOpacity(0.2);
if (BrowserInfo.get().isIE()) {
style.setProperty("filter", "alpha(opacity=20)");
}
}
static void highlight(Paintable paintable) {
Widget w = (Widget) paintable;
if (w != null) {
Style style = highlight.getStyle();
style.setTop(w.getAbsoluteTop(), Unit.PX);
style.setLeft(w.getAbsoluteLeft(), Unit.PX);
style.setWidth(w.getOffsetWidth(), Unit.PX);
style.setHeight(w.getOffsetHeight(), Unit.PX);
RootPanel.getBodyElement().appendChild(highlight);
}
}
static void deHiglight() {
if (highlight.getParentElement() != null) {
highlight.getParentElement().removeChild(highlight);
}
}
}
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