The main requirement of this application si to display 2 images, the bigest image is the background of the small image, the image is on each other
On 24 Apr, 22:18, Vitali Lovich <[email protected]> wrote: > Check the Jetty log. Are you getting a 404 on the resource request? > > Also, I dunno why you are doing what you are doing with DockPanel, but in > any case it's probably wrong. Every time you add a widget it'll append > "-parent" to each child. So after 3 adds, the 1st child added will have > > class-parent-parent-parent. > > Also, that's a potential performance problem. Why aren't you setting the > classname explicitly outside of dock panel. Or create a separate class with > a dedicated method that'll properly set the style name as you want once, > after all children have been added. > > Or if you want a more automatic approach, something like > > private boolean invalidated = false; > void add(Widget w, Constraints c) { > super.add(w, c); > invalidated = true; > DeferredCommand.addCommand(new Command() { > public void execute() { > if (invalidated) { > invalidated = false; > // refresh style names > } > }); > > } > > or even better create 1 timer & schedule it on every addition, thereby > bypassing invalidate & the need to create a deferred command. > > On Fri, Apr 24, 2009 at 2:39 PM, grigoregeorge < > > [email protected]> wrote: > > > Hello. I have a problem with my application. Why don't display all the > > 2 image in the Web Application Starter Project???? > > > import java.util.Iterator; > > import com.google.gwt.core.client.EntryPoint; > > import com.google.gwt.user.client.DOM; > > import com.google.gwt.user.client.ui.DockPanel; > > import com.google.gwt.user.client.ui.RootPanel; > > import com.google.gwt.user.client.ui.VerticalPanel; > > import com.google.gwt.user.client.ui.Widget; > > > public class Test implements EntryPoint { > > > private VerticalPanel northPanel=new VerticalPanel(); > > private VerticalPanel northPanelBackground=new VerticalPanel(); > > > private DockPanel thePanel=new DockPanel(){ > > public void add(Widget widget, DockLayoutConstant > > direction){ > > super.add(widget,direction); > > Iterator it=getChildren().iterator(); > > while(it.hasNext()){ > > widget=(Widget) it.next(); > > com.google.gwt.user.client.Element > > cell=DOM.getParent > > (widget.getElement()); > > DOM.setElementProperty(cell, "className", > > widget.getStylePrimaryName()+"-parent"); > > } > > } > > }; > > > public void onModuleLoad() { > > > northPanel.setSize("100%", "100%"); > > northPanel.setStylePrimaryName("north"); > > > thePanel.setSize("100%", "100%"); > > thePanel.add(northPanel,DockPanel.NORTH); > > RootPanel.get().add(thePanel); > > > } > > } > > > .north { > > background-image:url('banner.jpg'); > > background-repeat:no-repeat; > > height:100%; > > } > > .north-parent { > > background-image:url('bg.jpg'); > > background-repeat:repeat-x; > > height:150px; > > } --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
