net.sf.mmm.client.ui.impl.gwt.widget.window.adapter.UiWidgetAdapterGwtMainWindow.java Source code

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Here is the source code for net.sf.mmm.client.ui.impl.gwt.widget.window.adapter.UiWidgetAdapterGwtMainWindow.java

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/* Copyright (c) The m-m-m Team, Licensed under the Apache License, Version 2.0
 * http://www.apache.org/licenses/LICENSE-2.0 */
package net.sf.mmm.client.ui.impl.gwt.widget.window.adapter;

import net.sf.mmm.client.ui.api.common.Length;
import net.sf.mmm.client.ui.api.common.LengthProperty;
import net.sf.mmm.client.ui.api.common.LengthUnit;
import net.sf.mmm.client.ui.api.widget.menu.UiWidgetMenuBar;
import net.sf.mmm.client.ui.base.widget.window.adapter.UiWidgetAdapterMainWindow;
import net.sf.mmm.client.ui.gwt.widgets.VerticalFlowPanel;
import net.sf.mmm.util.gwt.api.JavaScriptUtil;

import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.RootPanel;

/**
 * This is the implementation of {@link UiWidgetAdapterMainWindow} using GWT based on {@link RootPanel} and
 * {@link Window}.
 *
 * @author Joerg Hohwiller (hohwille at users.sourceforge.net)
 * @since 1.0.0
 */
public class UiWidgetAdapterGwtMainWindow extends UiWidgetAdapterGwtAbstractWindow<RootPanel>
        implements UiWidgetAdapterMainWindow {

    /** @see #getContentPanel() */
    private final VerticalFlowPanel contentPanel;

    /**
     * The constructor.
     */
    public UiWidgetAdapterGwtMainWindow() {

        super();
        this.contentPanel = new VerticalFlowPanel();
        getToplevelWidget().add(this.contentPanel);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected VerticalFlowPanel getContentPanel() {

        return this.contentPanel;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getTitle() {

        return Window.getTitle();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void setTitle(String title) {

        Window.setTitle(title);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void setPosition(double x, double y) {

        Window.moveTo((int) x, (int) y);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void setLength(LengthProperty property, Length value) {

        switch (property) {
        case HEIGHT:
            Window.resizeTo(Window.getClientWidth(), convertLength(value));
            break;
        case WIDTH:
            Window.resizeTo(convertLength(value), Window.getClientHeight());
            break;
        // TODO hohwille min/max width/height
        default:
            break;
        }
    }

    /**
     * Converts the width to pixels. Actual conversion has already been done by the
     * {@link net.sf.mmm.client.ui.base.widget.window.AbstractUiWidgetAbstractWindow}.
     *
     * @param length is the {@link Length}.
     * @return the {@link Length#getAmount() amount} of pixels.
     */
    private int convertLength(Length length) {

        assert (length.getUnit() == LengthUnit.PIXEL);
        return (int) length.getAmount();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public double getPositionX() {

        return JavaScriptUtil.getInstance().getBrowserPositionX();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public double getPositionY() {

        return JavaScriptUtil.getInstance().getBrowserPositionY();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void setEnabled(boolean enabled) {

        // TODO Auto-generated method stub

    }

    /**
     * {@inheritDoc}
     */
    @Override
    public double getWidthInPixel() {

        // return JavaScriptUtil.getInstance().getBrowserWidth();
        return Window.getClientWidth();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public double getHeightInPixel() {

        // return JavaScriptUtil.getInstance().getBrowserHeight();
        return Window.getClientHeight();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public boolean isResizable() {

        return true;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void setMenuBar(UiWidgetMenuBar menuBar) {

        getContentPanel().insert(getToplevelWidget(menuBar), 0);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected RootPanel createToplevelWidget() {

        RootPanel rootLayoutPanel = RootPanel.get();
        return rootLayoutPanel;
    }

}