Component.java example

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jo-widgets-master
/*
 * 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.tools.powo;

import java.util.LinkedHashSet;
import java.util.Set;

import org.jowidgets.api.controller.IShowingStateListener;
import org.jowidgets.api.model.item.IMenuModel;
import org.jowidgets.api.widgets.IComponent;
import org.jowidgets.api.widgets.IPopupMenu;
import org.jowidgets.api.widgets.blueprint.builder.IComponentSetupBuilder;
import org.jowidgets.common.color.IColorConstant;
import org.jowidgets.common.types.Cursor;
import org.jowidgets.common.types.Dimension;
import org.jowidgets.common.types.Position;
import org.jowidgets.common.types.Rectangle;
import org.jowidgets.common.widgets.IComponentCommon;
import org.jowidgets.common.widgets.controller.IComponentListener;
import org.jowidgets.common.widgets.controller.IFocusListener;
import org.jowidgets.common.widgets.controller.IKeyListener;
import org.jowidgets.common.widgets.controller.IMouseListener;
import org.jowidgets.common.widgets.controller.IMouseMotionListener;
import org.jowidgets.common.widgets.controller.IPopupDetectionListener;
import org.jowidgets.common.widgets.descriptor.IWidgetDescriptor;

/**
 * @deprecated The idea of POWO's (Plain Old Widget Object's) has not been established.
 *             For that, POWO's will no longer be supported and may removed completely in middle term.
 *             Feel free to move them to your own open source project.
 */
@Deprecated
class Component<WIDGET_TYPE extends IComponent, BLUE_PRINT_TYPE extends IWidgetDescriptor<? extends WIDGET_TYPE> & IComponentSetupBuilder<?>> extends
        Widget<WIDGET_TYPE, BLUE_PRINT_TYPE> implements IComponent {

    private Cursor cursor;
    private final Set<IPopupDetectionListener> popupDetectionListeners;
    private final Set<IFocusListener> focusListeners;
    private final Set<IKeyListener> keyListeners;
    private final Set<IMouseListener> mouseListeners;
    private final Set<IMouseMotionListener> mouseMotionListeners;
    private final Set<IComponentListener> componentListners;
    private final Set<IShowingStateListener> showingStateListeners;
    private final Set<JoPopupMenu> popupMenus;

    private Dimension size;
    private Position position;

    private IMenuModel popupMenu;

    Component(final BLUE_PRINT_TYPE bluePrint) {
        super(bluePrint);
        this.popupDetectionListeners = new LinkedHashSet<IPopupDetectionListener>();
        this.focusListeners = new LinkedHashSet<IFocusListener>();
        this.keyListeners = new LinkedHashSet<IKeyListener>();
        this.mouseListeners = new LinkedHashSet<IMouseListener>();
        this.mouseMotionListeners = new LinkedHashSet<IMouseMotionListener>();
        this.componentListners = new LinkedHashSet<IComponentListener>();
        this.showingStateListeners = new LinkedHashSet<IShowingStateListener>();
        this.popupMenus = new LinkedHashSet<JoPopupMenu>();
    }

    @Override
    void initialize(final WIDGET_TYPE widget) {
        super.initialize(widget);
        if (cursor != null) {
            widget.setCursor(cursor);
        }
        if (popupMenu != null) {
            getWidget().setPopupMenu(popupMenu);
        }
        if (size != null) {
            widget.setSize(size);
        }
        if (position != null) {
            widget.setPosition(position);
        }
        for (final JoPopupMenu joPopupMenu : popupMenus) {
            joPopupMenu.initialize(createPopupMenu());
        }
        for (final IPopupDetectionListener listener : popupDetectionListeners) {
            widget.addPopupDetectionListener(listener);
        }
        for (final IFocusListener focusListener : focusListeners) {
            widget.addFocusListener(focusListener);
        }
        for (final IKeyListener keyListener : keyListeners) {
            widget.addKeyListener(keyListener);
        }
        for (final IMouseListener mouseListener : mouseListeners) {
            widget.addMouseListener(mouseListener);
        }
        for (final IMouseMotionListener mouseMotionListener : mouseMotionListeners) {
            widget.addMouseMotionListener(mouseMotionListener);
        }
        for (final IComponentListener componentListener : componentListners) {
            widget.addComponentListener(componentListener);
        }
        for (final IShowingStateListener showingStateListener : showingStateListeners) {
            widget.addShowingStateListener(showingStateListener);
        }

        popupDetectionListeners.clear();
        focusListeners.clear();
        keyListeners.clear();
        mouseListeners.clear();
        componentListners.clear();
    }

    public final void addPopupMenu(final JoPopupMenu popupMenu) {
        if (isInitialized()) {
            popupMenu.initialize(createPopupMenu());
        }
        else {
            popupMenus.add(popupMenu);
        }
    }

    @Override
    public final void setForegroundColor(final IColorConstant colorValue) {
        if (isInitialized()) {
            getWidget().setForegroundColor(colorValue);
        }
        else {
            getBluePrint().setForegroundColor(colorValue);
        }
    }

    @Override
    public final void setBackgroundColor(final IColorConstant colorValue) {
        if (isInitialized()) {
            getWidget().setBackgroundColor(colorValue);
        }
        else {
            getBluePrint().setBackgroundColor(colorValue);
        }
    }

    @Override
    public void setVisible(final boolean visible) {
        if (isInitialized()) {
            getWidget().setVisible(visible);
        }
        else {
            getBluePrint().setVisible(visible);
        }
    }

    @Override
    public void setCursor(final Cursor cursor) {
        if (isInitialized()) {
            getWidget().setCursor(cursor);
        }
        else {
            this.cursor = cursor;
        }
    }

    @Override
    public void addPopupDetectionListener(final IPopupDetectionListener listener) {
        if (isInitialized()) {
            getWidget().addPopupDetectionListener(listener);
        }
        else {
            popupDetectionListeners.add(listener);
        }
    }

    @Override
    public void removePopupDetectionListener(final IPopupDetectionListener listener) {
        if (isInitialized()) {
            getWidget().removePopupDetectionListener(listener);
        }
        else {
            popupDetectionListeners.remove(listener);
        }
    }

    @Override
    public boolean hasFocus() {
        if (isInitialized()) {
            return getWidget().hasFocus();
        }
        else {
            return false;
        }
    }

    @Override
    public boolean requestFocus() {
        if (isInitialized()) {
            return getWidget().requestFocus();
        }
        else {
            return false;
        }
    }

    @Override
    public void addFocusListener(final IFocusListener listener) {
        if (isInitialized()) {
            getWidget().addFocusListener(listener);
        }
        else {
            focusListeners.add(listener);
        }
    }

    @Override
    public void removeFocusListener(final IFocusListener listener) {
        if (isInitialized()) {
            getWidget().removeFocusListener(listener);
        }
        else {
            focusListeners.remove(listener);
        }
    }

    @Override
    public void addKeyListener(final IKeyListener listener) {
        if (isInitialized()) {
            getWidget().addKeyListener(listener);
        }
        else {
            keyListeners.add(listener);
        }
    }

    @Override
    public void removeKeyListener(final IKeyListener listener) {
        if (isInitialized()) {
            getWidget().removeKeyListener(listener);
        }
        else {
            keyListeners.remove(listener);
        }
    }

    @Override
    public void addMouseListener(final IMouseListener mouseListener) {
        if (isInitialized()) {
            getWidget().addMouseListener(mouseListener);
        }
        else {
            mouseListeners.add(mouseListener);
        }
    }

    @Override
    public void removeMouseListener(final IMouseListener mouseListener) {
        if (isInitialized()) {
            getWidget().removeMouseListener(mouseListener);
        }
        else {
            mouseListeners.remove(mouseListener);
        }
    }

    @Override
    public void addMouseMotionListener(final IMouseMotionListener listener) {
        if (isInitialized()) {
            getWidget().addMouseMotionListener(listener);
        }
        else {
            mouseMotionListeners.add(listener);
        }
    }

    @Override
    public void removeMouseMotionListener(final IMouseMotionListener listener) {
        if (isInitialized()) {
            getWidget().removeMouseMotionListener(listener);
        }
        else {
            mouseMotionListeners.remove(listener);
        }
    }

    @Override
    public void addComponentListener(final IComponentListener componentListener) {
        if (isInitialized()) {
            getWidget().addComponentListener(componentListener);
        }
        else {
            componentListners.add(componentListener);
        }
    }

    @Override
    public void removeComponentListener(final IComponentListener componentListener) {
        if (isInitialized()) {
            getWidget().removeComponentListener(componentListener);
        }
        else {
            componentListners.remove(componentListener);
        }
    }

    @Override
    public void addShowingStateListener(final IShowingStateListener listener) {
        if (isInitialized()) {
            getWidget().addShowingStateListener(listener);
        }
        else {
            showingStateListeners.add(listener);
        }
    }

    @Override
    public void removeShowingStateListener(final IShowingStateListener listener) {
        if (isInitialized()) {
            getWidget().removeShowingStateListener(listener);
        }
        else {
            showingStateListeners.remove(listener);
        }
    }

    @Override
    public IPopupMenu createPopupMenu() {
        if (isInitialized()) {
            return getWidget().createPopupMenu();
        }
        else {
            final JoPopupMenu result = new JoPopupMenu();
            popupMenus.add(result);
            return result;
        }
    }

    @Override
    public void setPopupMenu(final IMenuModel popupMenu) {
        if (isInitialized()) {
            getWidget().setPopupMenu(popupMenu);
        }
        else {
            this.popupMenu = popupMenu;
        }
    }

    @Override
    public final void redraw() {
        if (isInitialized()) {
            getWidget().redraw();
        }
    }

    @Override
    public void setRedrawEnabled(final boolean enabled) {
        if (isInitialized()) {
            getWidget().setRedrawEnabled(enabled);
        }
    }

    @Override
    public boolean isShowing() {
        if (isInitialized()) {
            return getWidget().isShowing();
        }
        else {
            return false;
        }
    }

    @Override
    public final boolean isVisible() {
        checkInitialized();
        return getWidget().isVisible();
    }

    @Override
    public IColorConstant getForegroundColor() {
        checkInitialized();
        return getWidget().getForegroundColor();
    }

    @Override
    public IColorConstant getBackgroundColor() {
        checkInitialized();
        return getWidget().getBackgroundColor();
    }

    @Override
    public Dimension getSize() {
        checkInitialized();
        return getWidget().getSize();
    }

    @Override
    public void setSize(final Dimension size) {
        if (isInitialized()) {
            getWidget().setSize(size);
        }
        else {
            this.size = size;
        }
    }

    @Override
    public Position getPosition() {
        checkInitialized();
        return getWidget().getPosition();
    }

    @Override
    public void setPosition(final Position position) {
        if (isInitialized()) {
            getWidget().setPosition(position);
        }
        else {
            this.position = position;
        }
    }

    @Override
    public Rectangle getBounds() {
        checkInitialized();
        return getWidget().getBounds();
    }

    @Override
    public void setBounds(final Rectangle bounds) {
        if (isInitialized()) {
            getWidget().setBounds(bounds);
        }
        else {
            this.position = bounds.getPosition();
            this.size = bounds.getSize();
        }

    }

    @Override
    public void setSize(final int width, final int height) {
        setSize(new Dimension(width, height));
    }

    @Override
    public void setPosition(final int x, final int y) {
        setPosition(new Position(x, y));
    }

    @Override
    public Position toScreen(final Position localPosition) {
        checkInitialized();
        return getWidget().toScreen(localPosition);
    }

    @Override
    public Position toLocal(final Position screenPosition) {
        checkInitialized();
        return getWidget().toLocal(screenPosition);
    }

    @Override
    public Position fromComponent(final IComponentCommon component, final Position componentPosition) {
        checkInitialized();
        return getWidget().fromComponent(component, componentPosition);
    }

    @Override
    public Position toComponent(final Position componentPosition, final IComponentCommon component) {
        checkInitialized();
        return getWidget().toComponent(componentPosition, component);
    }

    @Override
    public boolean isReparentable() {
        checkInitialized();
        return getWidget().isReparentable();
    }

}