@Override
public boolean onEventPreview(Event event) {
if (dragging) {
onDragEvent(event);
return false;
} else if (resizing) {
onResizeEvent(event);
return false;
}
// TODO This is probably completely unnecessary as the modality curtain
// prevents events from reaching other windows and any security check
// must be done on the server side and not here.
// The code here is also run many times as each VWindow has an event
// preview but we cannot check only the current VWindow here (e.g.
// if(isTopMost) {...}) because PopupPanel will cause all events that
// are not cancelled here and target this window to be consume():d
// meaning the event won't be sent to the rest of the preview handlers.
if (getTopmostWindow().vaadinModality) {
// Topmost window is modal. Cancel the event if it targets something
// outside that window (except debug console...)
if (DOM.getCaptureElement() != null) {
// Allow events when capture is set
return true;
}
final Element target = event.getEventTarget().cast();
if (!DOM.isOrHasChild(getTopmostWindow().getElement(), target)) {
// not within the modal window, but let's see if it's in the
// debug window
Widget w = Util.findWidget(target, null);
while (w != null) {
if (w instanceof VDebugWindow) {
return true; // allow debug-window clicks
} else if (ConnectorMap.get(client).isConnector(w)) {
return false;
}
w = w.getParent();
}
return false;
}
}
return true;
}
/**
* Called when the window or parent div might have been resized.
*
* <p>This immediately checks the sizes of the window and the parent div (if monitoring it) and
* triggers layout recalculation if they have changed.
*
* @param newWindowWidth The new width of the window
* @param newWindowHeight The new height of the window
* @deprecated use {@link #performSizeCheck()}
*/
@Deprecated
protected void windowSizeMaybeChanged(int newWindowWidth, int newWindowHeight) {
if (connection == null) {
// Connection is null if the timer fires before the first UIDL
// update
return;
}
boolean changed = false;
ComponentConnector connector = ConnectorMap.get(connection).getConnector(this);
if (windowWidth != newWindowWidth) {
windowWidth = newWindowWidth;
changed = true;
connector.getLayoutManager().reportOuterWidth(connector, newWindowWidth);
VConsole.log("New window width: " + windowWidth);
}
if (windowHeight != newWindowHeight) {
windowHeight = newWindowHeight;
changed = true;
connector.getLayoutManager().reportOuterHeight(connector, newWindowHeight);
VConsole.log("New window height: " + windowHeight);
}
Element parentElement = getElement().getParentElement();
if (isMonitoringParentSize() && parentElement != null) {
// check also for parent size changes
int newParentWidth = parentElement.getClientWidth();
int newParentHeight = parentElement.getClientHeight();
if (parentWidth != newParentWidth) {
parentWidth = newParentWidth;
changed = true;
VConsole.log("New parent width: " + parentWidth);
}
if (parentHeight != newParentHeight) {
parentHeight = newParentHeight;
changed = true;
VConsole.log("New parent height: " + parentHeight);
}
}
if (changed) {
/*
* If the window size has changed, layout the VView again and send
* new size to the server if the size changed. (Just checking VView
* size would cause us to ignore cases when a relatively sized VView
* should shrink as the content's size is fixed and would thus not
* automatically shrink.)
*/
VConsole.log("Running layout functions due to window or parent resize");
// update size to avoid (most) redundant re-layout passes
// there can still be an extra layout recalculation if webkit
// overflow fix updates the size in a deferred block
if (isMonitoringParentSize() && parentElement != null) {
parentWidth = parentElement.getClientWidth();
parentHeight = parentElement.getClientHeight();
}
sendClientResized();
LayoutManager layoutManager = connector.getLayoutManager();
if (layoutManager.isLayoutRunning()) {
layoutManager.layoutLater();
} else {
layoutManager.layoutNow();
}
}
}
public void updateContentsSize() {
LayoutManager layoutManager = getLayoutManager();
layoutManager.setNeedsMeasure(ConnectorMap.get(client).getConnector(this));
layoutManager.layoutNow();
}
@Override
public void updateFromUIDL(final UIDL uidl, ApplicationConnection client) {
ConnectorMap paintableMap = ConnectorMap.get(getConnection());
getWidget().rendering = true;
getWidget().id = getConnectorId();
boolean firstPaint = getWidget().connection == null;
getWidget().connection = client;
getWidget().immediate = getState().immediate;
getWidget().resizeLazy = uidl.hasAttribute(UIConstants.RESIZE_LAZY);
String newTheme = uidl.getStringAttribute("theme");
if (getWidget().theme != null && !newTheme.equals(getWidget().theme)) {
// Complete page refresh is needed due css can affect layout
// calculations etc
getWidget().reloadHostPage();
} else {
getWidget().theme = newTheme;
}
// this also implicitly removes old styles
String styles = "";
styles += getWidget().getStylePrimaryName() + " ";
if (ComponentStateUtil.hasStyles(getState())) {
for (String style : getState().styles) {
styles += style + " ";
}
}
if (!client.getConfiguration().isStandalone()) {
styles += getWidget().getStylePrimaryName() + "-embedded";
}
getWidget().setStyleName(styles.trim());
getWidget().makeScrollable();
clickEventHandler.handleEventHandlerRegistration();
// Process children
int childIndex = 0;
// Open URL:s
boolean isClosed = false; // was this window closed?
while (childIndex < uidl.getChildCount()
&& "open".equals(uidl.getChildUIDL(childIndex).getTag())) {
final UIDL open = uidl.getChildUIDL(childIndex);
final String url = client.translateVaadinUri(open.getStringAttribute("src"));
final String target = open.getStringAttribute("name");
if (target == null) {
// source will be opened to this browser window, but we may have
// to finish rendering this window in case this is a download
// (and window stays open).
Scheduler.get()
.scheduleDeferred(
new Command() {
@Override
public void execute() {
VUI.goTo(url);
}
});
} else if ("_self".equals(target)) {
// This window is closing (for sure). Only other opens are
// relevant in this change. See #3558, #2144
isClosed = true;
VUI.goTo(url);
} else {
String options;
boolean alwaysAsPopup = true;
if (open.hasAttribute("popup")) {
alwaysAsPopup = open.getBooleanAttribute("popup");
}
if (alwaysAsPopup) {
if (open.hasAttribute("border")) {
if (open.getStringAttribute("border").equals("minimal")) {
options = "menubar=yes,location=no,status=no";
} else {
options = "menubar=no,location=no,status=no";
}
} else {
options =
"resizable=yes,menubar=yes,toolbar=yes,directories=yes,location=yes,scrollbars=yes,status=yes";
}
if (open.hasAttribute("width")) {
int w = open.getIntAttribute("width");
options += ",width=" + w;
}
if (open.hasAttribute("height")) {
int h = open.getIntAttribute("height");
options += ",height=" + h;
}
Window.open(url, target, options);
} else {
open(url, target);
}
}
childIndex++;
}
if (isClosed) {
// don't render the content, something else will be opened to this
// browser view
getWidget().rendering = false;
return;
}
// Handle other UIDL children
UIDL childUidl;
while ((childUidl = uidl.getChildUIDL(childIndex++)) != null) {
String tag = childUidl.getTag().intern();
if (tag == "actions") {
if (getWidget().actionHandler == null) {
getWidget().actionHandler = new ShortcutActionHandler(getWidget().id, client);
}
getWidget().actionHandler.updateActionMap(childUidl);
} else if (tag == "notifications") {
for (final Iterator<?> it = childUidl.getChildIterator(); it.hasNext(); ) {
final UIDL notification = (UIDL) it.next();
VNotification.showNotification(client, notification);
}
}
}
if (uidl.hasAttribute("focused")) {
// set focused component when render phase is finished
Scheduler.get()
.scheduleDeferred(
new Command() {
@Override
public void execute() {
ComponentConnector paintable =
(ComponentConnector) uidl.getPaintableAttribute("focused", getConnection());
final Widget toBeFocused = paintable.getWidget();
/*
* Two types of Widgets can be focused, either implementing
* GWT HasFocus of a thinner Vaadin specific Focusable
* interface.
*/
if (toBeFocused instanceof com.google.gwt.user.client.ui.Focusable) {
final com.google.gwt.user.client.ui.Focusable toBeFocusedWidget =
(com.google.gwt.user.client.ui.Focusable) toBeFocused;
toBeFocusedWidget.setFocus(true);
} else if (toBeFocused instanceof Focusable) {
((Focusable) toBeFocused).focus();
} else {
VConsole.log("Could not focus component");
}
}
});
}
// Add window listeners on first paint, to prevent premature
// variablechanges
if (firstPaint) {
Window.addWindowClosingHandler(getWidget());
Window.addResizeHandler(getWidget());
}
if (uidl.hasAttribute("scrollTo")) {
final ComponentConnector connector =
(ComponentConnector) uidl.getPaintableAttribute("scrollTo", getConnection());
scrollIntoView(connector);
}
if (uidl.hasAttribute(UIConstants.LOCATION_VARIABLE)) {
String location = uidl.getStringAttribute(UIConstants.LOCATION_VARIABLE);
int fragmentIndex = location.indexOf('#');
if (fragmentIndex >= 0) {
getWidget().currentFragment = location.substring(fragmentIndex + 1);
}
if (!getWidget().currentFragment.equals(History.getToken())) {
History.newItem(getWidget().currentFragment, true);
}
}
if (firstPaint) {
// Queue the initial window size to be sent with the following
// request.
getWidget().sendClientResized();
}
getWidget().rendering = false;
}