@Override
public boolean switchToTabPm(PmElement fromTab, PmElement toTab) {
PmElement _fromTab = fromTab != null ? fromTab : getCurrentTabPm();
// ensure that the to-tab is initialized (was an issue in domain specific unit tests):
toTab.getPmTooltip();
// Delegate to an undoable command.
PmTabChangeCommand tabChangeCommand = new PmTabChangeCommand(this, _fromTab, toTab);
for (CmdDecoratorDefintion d : pmCmdDecoratorDefinitions) {
if (d.isDecoratorForSwitch(_fromTab, toTab)) {
tabChangeCommand.addCommandDecorator(d.getDecorator());
}
}
PmTabChangeCommand executedCommand = (PmTabChangeCommand) tabChangeCommand.doIt();
if (LOG.isDebugEnabled() && executedCommand.getCommandState() != CommandState.EXECUTED) {
String msg =
"The UI logic prevented a switch from tab "
+ PmUtil.getPmLogString(_fromTab)
+ " to "
+ PmUtil.getPmLogString(toTab)
+ ".";
if (executedCommand.getVetoCommandDecorator() != null) {
msg +=
" It has been prevented by the command decorator: "
+ executedCommand.getVetoCommandDecorator();
}
LOG.debug(msg);
}
// If the UI logic prevents the tab navigation, no exception will be thrown.
// So we check here if the tab navigation was really successfully performed.
return executedCommand.getCommandState() == CommandState.EXECUTED;
}
/**
* The default implementation just provides the set of all sub-elements.
*
* <p>Please override the implementation if that default behavior does not match.
*
* @return The set of tabs.
*/
@Override
public List<PmElement> getTabPms() {
return PmUtil.getPmChildrenOfType(this, PmElement.class);
}
