Your mainInnerPanel is a FlowPanel, right ?
try something like that :
public void setCurrScreen(Widget content) {
mainInnerPanel.remove(currScreen);
mainInnerPanel.add(content);
currScreen = content;
}
does the problem always appears ?
2009/2/5 Giles Baxter <[email protected]>
> Sure. I used the Showcase sample as a template. They have a tree where
> the tree items map to different content widgets.
>
> I've created two Maps: one for history tokens and one for link texts. Here
> are the two listeners that use them to figure out what screen to display:
>
> final HistoryListener historyListener = new HistoryListener() {
> public void onHistoryChanged(String historyToken) {
> Composite screen = exchangerTokens.get(historyToken);
> app.setCurrScreen(screen);
> }
> };
>
> History.addHistoryListener(historyListener);
>
> app.setListener(new ApplicationListener() {
> public void onHyperlinkClicked(Hyperlink link) {
> Composite content = exchangerScreenLinks.get(link.getText());
> if (content != null && !content.equals(app.getCurrScreen())) {
> History.newItem(getCurrScreenToken(content));
> }
> }
> });
>
> And here's the setCurrScreen method that calls insert();
>
> public void setCurrScreen(Widget content) {
> int currScreenIndex = mainInnerPanel.getWidgetIndex(currScreen);
> if (currScreenIndex > -1) {
> // the screen widget referenced by currScreen was found in the
> container
> mainInnerPanel.remove(currScreenIndex);
> mainInnerPanel.insert(content, currScreenIndex);
> }
> else {
> // the container had not yet been populated
> mainInnerPanel.insert(content, 1);
> }
> currScreen = content;
>
> }
>
> On Wed, Feb 4, 2009 at 11:15 PM, Damien Picard <[email protected]>wrote:
>
>> Hi,
>>
>> Could you copy past your code ? I think that it is probably an error in
>> your algorithm.
>>
>> Regards,
>> Damien
>>
>> 2009/2/5 Giles <[email protected]>
>>
>>>
>>> Hi,
>>>
>>> I'm trying to give the impression of navigating through a site by
>>> updating a component contained in a FlowPanel.
>>>
>>> Each time I call myPanel.insert(myComponent, index), the contents of
>>> myComponent are repeated. I have some screenshots from running the
>>> debugger in Eclipse if anyone thinks they can help.
>>>
>>> In this case, myComponent wraps another FlowPanel. After inserting
>>> into myPanel, the id of myComponent, the FlowPanel it wraps, and the
>>> WidgetCollection inside the FlowPanel are the same. But the id of the
>>> Widget array inside the WidgetCollection changes, and now contains the
>>> duplicated contents.
>>>
>>> I don't understand how the object being passed to insert() could be
>>> modified like this.
>>>
>>> Thanks
>>> Giles
>>>
>>>
>>>
>>
>>
>>
>
> >
>
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