Example usage for com.google.gwt.user.client.ui TabPanel addSelectionHandler

Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui TabPanel addSelectionHandler.

Prototype

public HandlerRegistration addSelectionHandler(SelectionHandler<Integer> handler) 

Source Link

Usage

From source file:ro.zg.opengroups.gwt.client.views.EntityUserActionsTabView.java

License:Apache License

private void addCommandDefinitionsList(final CommandDefinitionsList cdl, final List<Integer> desiredActionPath,
        final TabPanel tabPanel) {
    final Map<Integer, CommandDefinition> commandsMap = new LinkedHashMap<Integer, CommandDefinition>();
    final Map<Integer, BaseGwtView> viewsMap = new HashMap<Integer, BaseGwtView>();

    if (cdl != null) {
        int tabIndex = 0;
        for (CommandDefinition cd : cdl.getCommandDefinitions().values()) {
            commandsMap.put(tabIndex, cd);
            if (cd instanceof CommandDefinitionsList) {
                EntityUserActionsTabView newView = (EntityUserActionsTabView) createViewForType(
                        ViewsTypes.ENTITY_USER_ACTIONS_TAB_VIEW, this);
                TabPanel currentTabPanel = newView.construct();
                currentTabPanel.getTabBar().setStylePrimaryName("og-CommandsTabBar");
                currentTabPanel.getDeckPanel().setStylePrimaryName("og-CommandsTabPanelBottom");
                tabPanel.add(currentTabPanel, cd.getDisplayName());
                viewsMap.put(tabIndex, newView);
            } else {
                BaseGwtView newView = (BaseGwtView) createViewForCommand(cd.getActionName(), this);
                tabPanel.add(newView.construct(), cd.getDisplayName());
                viewsMap.put(tabIndex, newView);
            }//from   w  w  w . j av  a2s.  c o  m
            tabIndex++;
        }
        /* set the selection listener */
        handlerReg = tabPanel.addSelectionHandler(new SelectionHandler<Integer>() {
            public void onSelection(SelectionEvent<Integer> event) {
                Integer si = event.getSelectedItem();
                updateCurrentActionPath(si);
                BaseGwtView view = viewsMap.get(si);
                if (view instanceof EntityUserActionsTabView) {
                    ((EntityUserActionsTabView) view).update((CommandDefinitionsList) commandsMap.get(si),
                            desiredActionPath, new ArrayList<Integer>(currentActionPath));
                } else {
                    CommandDefinition cd = commandsMap.get(si);
                    UserEvent userEvent = new UserEvent();
                    userEvent.setSourceViewType(getViewType());
                    userEvent.setElementId(COMMANDS_TAB);
                    userEvent.setEventType(UserEvent.CLICK);
                    userEvent.addEventParam(UserEventParams.COMMAND_ID, cd.getUniqueCommandDesc());
                    userEvent.addEventParam(OpenGroupsParams.CURRENT_TAB_ACTION_PATH,
                            new ArrayList<Integer>(currentActionPath));
                    userEvent.setTargetViewId(view.getId());
                    System.out.println(userEvent.getFullEventType());
                    dispatchEventToManager(userEvent);
                }
            }
        });
        /* if didn't tell otherwise, select the first action */
        int nextIndex = 0;
        /* select the desired action */
        if (desiredActionPath != null && desiredActionPath.size() > 0) {
            nextIndex = desiredActionPath.remove(0);
        }
        currentActionPath.add(nextIndex);
        tabPanel.selectTab(nextIndex);
    }
}

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