/*
* Copyright (c) 2010, grossmann
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the jo-widgets.org nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package org.jowidgets.impl.widgets.basic;
import org.jowidgets.api.command.ActionStyle;
import org.jowidgets.api.command.IAction;
import org.jowidgets.api.controller.IDisposeListener;
import org.jowidgets.api.model.item.IItemModel;
import org.jowidgets.api.model.item.IItemModelListener;
import org.jowidgets.api.model.item.IMenuModel;
import org.jowidgets.api.model.item.IPopupActionItemModel;
import org.jowidgets.api.model.item.IToolBarItemModel;
import org.jowidgets.api.widgets.IPopupMenu;
import org.jowidgets.api.widgets.IToolBar;
import org.jowidgets.api.widgets.IToolBarPopupButton;
import org.jowidgets.api.widgets.descriptor.setup.IItemSetup;
import org.jowidgets.common.types.Position;
import org.jowidgets.common.widgets.controller.IActionListener;
import org.jowidgets.common.widgets.controller.IPopupDetectionListener;
import org.jowidgets.impl.base.delegate.ItemModelBindingDelegate;
import org.jowidgets.impl.base.delegate.ToolBarItemDiposableDelegate;
import org.jowidgets.impl.command.ActionExecuter;
import org.jowidgets.impl.command.ActionWidgetSync;
import org.jowidgets.impl.command.IActionWidget;
import org.jowidgets.impl.model.item.PopupActionItemModelBuilder;
import org.jowidgets.impl.widgets.common.wrapper.ToolBarPopupButtonSpiWrapper;
import org.jowidgets.impl.widgets.common.wrapper.invoker.ToolBarItemSpiInvoker;
import org.jowidgets.spi.widgets.IToolBarPopupButtonSpi;
public class ToolBarPopupButtonImpl extends ToolBarPopupButtonSpiWrapper implements IToolBarPopupButton, IActionWidget {
private final IToolBar parent;
private final IPopupDetectionListener popupListener;
private final IItemModelListener modelListener;
private final ToolBarItemDiposableDelegate disposableDelegate;
private IMenuModel popupMenuModel;
private IPopupMenu popupMenu;
private ActionWidgetSync actionWidgetSync;
private ActionExecuter actionExecuter;
private IAction action;
public ToolBarPopupButtonImpl(
final IToolBar parent,
final IToolBarPopupButtonSpi toolBarPopupButtonSpi,
final IItemSetup setup) {
super(toolBarPopupButtonSpi, new ItemModelBindingDelegate(
new ToolBarItemSpiInvoker(toolBarPopupButtonSpi),
new PopupActionItemModelBuilder().build()));
this.parent = parent;
this.disposableDelegate = new ToolBarItemDiposableDelegate(this, getItemModelBindingDelegate());
setText(setup.getText());
setToolTipText(setup.getToolTipText());
setIcon(setup.getIcon());
this.modelListener = new IItemModelListener() {
@Override
public void itemChanged(final IItemModel item) {
getModel().removeItemModelListener(modelListener);
if (getModel().getAction() != action) {
setActionValue(getModel().getAction(), ActionStyle.OMIT_TEXT);
}
if (getModel().getPopupMenu() != popupMenuModel) {
setPopupMenuValue(getModel().getPopupMenu());
}
getModel().addItemModelListener(modelListener);
}
};
getModel().addItemModelListener(modelListener);
addActionListener(new IActionListener() {
@Override
public void actionPerformed() {
if (actionExecuter != null) {
actionExecuter.execute();
}
}
});
this.popupListener = new IPopupDetectionListener() {
@Override
public void popupDetected(final Position position) {
if (popupMenuModel != null) {
if (popupMenu == null) {
popupMenu = parent.createPopupMenu();
}
if (popupMenu.getModel() != popupMenuModel) {
popupMenu.setModel(popupMenuModel);
}
popupMenu.show(position);
}
}
};
}
@Override
public IToolBar getParent() {
return parent;
}
@Override
public void setAction(final IAction action) {
setAction(action, ActionStyle.OMIT_TEXT);
}
@Override
public void setAction(final IAction action, final ActionStyle style) {
setActionValue(action, style);
getModel().removeItemModelListener(modelListener);
getModel().setAction(action);
getModel().addItemModelListener(modelListener);
}
@Override
public void dispose() {
if (!isDisposed()) {
if (popupMenu != null) {
popupMenu.dispose();
}
getModel().removeItemModelListener(modelListener);
disposeActionWidgetSync();
disposableDelegate.dispose();
}
}
@Override
public boolean isDisposed() {
return disposableDelegate.isDisposed();
}
@Override
public void addDisposeListener(final IDisposeListener listener) {
disposableDelegate.addDisposeListener(listener);
}
@Override
public void removeDisposeListener(final IDisposeListener listener) {
disposableDelegate.removeDisposeListener(listener);
}
@Override
public void setPopupMenu(final IMenuModel popupMenuModel) {
setPopupMenuValue(popupMenuModel);
getModel().removeItemModelListener(modelListener);
getModel().setPopupMenu(popupMenuModel);
getModel().addItemModelListener(modelListener);
}
private void setActionValue(final IAction action, final ActionStyle style) {
if (this.action != action) {
//dispose the old sync if exists
disposeActionWidgetSync();
actionWidgetSync = new ActionWidgetSync(action, style, this);
actionWidgetSync.setActive(true);
actionExecuter = new ActionExecuter(action, this);
this.action = action;
}
}
private void setPopupMenuValue(final IMenuModel popupMenuModel) {
if (this.popupMenuModel != popupMenuModel) {
if (popupMenuModel == null && this.popupMenuModel != null) {
removePopupDetectionListener(popupListener);
}
else if (popupMenuModel != null && this.popupMenuModel == null) {
addPopupDetectionListener(popupListener);
}
this.popupMenuModel = popupMenuModel;
}
}
private void disposeActionWidgetSync() {
if (actionWidgetSync != null) {
actionWidgetSync.dispose();
actionWidgetSync = null;
}
}
@Override
public IPopupActionItemModel getModel() {
return (IPopupActionItemModel) getItemModelBindingDelegate().getModel();
}
@Override
public void setModel(final IPopupActionItemModel model) {
if (getModel() != null) {
getModel().removeItemModelListener(modelListener);
}
getItemModelBindingDelegate().setModel(model);
setActionValue(model.getAction(), ActionStyle.OMIT_TEXT);
setPopupMenuValue(model.getPopupMenu());
model.addItemModelListener(modelListener);
}
@Override
public void setModel(final IToolBarItemModel model) {
if (model instanceof IPopupActionItemModel) {
setModel((IPopupActionItemModel) model);
}
else {
throw new IllegalArgumentException("Model type '" + IPopupActionItemModel.class.getName() + "' expected");
}
}
}