package org.useware.kernel.gui.behaviour.common;
import org.useware.kernel.gui.behaviour.InteractionCoordinator;
import org.useware.kernel.gui.behaviour.ModelDrivenCommand;
import org.useware.kernel.gui.behaviour.Procedure;
import org.useware.kernel.model.Dialog;
import org.useware.kernel.model.behaviour.Resource;
import org.useware.kernel.model.behaviour.ResourceType;
import org.useware.kernel.model.structure.QName;
/**
* Verifies activation constraints and activate a unit and it's corresponding scope.
*
* @see InteractionCoordinator#activateUnit(org.useware.kernel.model.structure.QName)
* @see org.useware.kernel.gui.behaviour.DialogState#activateBranch(org.useware.kernel.model.structure.InteractionUnit)
* @see InteractionCoordinator#onNavigationEvent(org.useware.kernel.gui.behaviour.NavigationEvent)
* @see org.useware.kernel.gui.behaviour.InteractionCoordinator#activate()
*
* @author Heiko Braun
* @date 2/26/13
*/
public class ActivationProcedure extends Procedure {
private final static Resource<ResourceType> activation = new Resource<ResourceType>(CommonQNames.ACTIVATION_ID, ResourceType.System);
public ActivationProcedure(final InteractionCoordinator coordinator) {
super(CommonQNames.ACTIVATION_ID);
this.coordinator = coordinator;
setCommand(new ModelDrivenCommand() {
@Override
public void execute(Dialog dialog, Object data) {
// activate target unit
QName targetUnit = (QName)data;
// 1.) verify activation constraints
assert getRuntimeAPI().canBeActivated(targetUnit) : "Unit is not activatable: "+ targetUnit;
coordinator.getDialogState().activateBranch(
dialog.findUnit(targetUnit)
);
// 2.) activate the scope of the unit
//coordinator.getDialogState().activateScope(targetUnit);
// 3.) activate the unit itself
// typically the parent unit is the listener for these events
// and adopts this intention to a specific widget API (open a window, select a tab, etc)
// (see InteractionCoordinator#activateUnit())
}
});
// complement model
setOutputs(activation);
}
}