/**
* This file Copyright (c) 2005-2008 Aptana, Inc. This program is
* dual-licensed under both the Aptana Public License and the GNU General
* Public license. You may elect to use one or the other of these licenses.
*
* This program is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. Redistribution, except as permitted by whichever of
* the GPL or APL you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or modify this
* program under the terms of the GNU General Public License,
* Version 3, as published by the Free Software Foundation. You should
* have received a copy of the GNU General Public License, Version 3 along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Aptana provides a special exception to allow redistribution of this file
* with certain other free and open source software ("FOSS") code and certain additional terms
* pursuant to Section 7 of the GPL. You may view the exception and these
* terms on the web at http://www.aptana.com/legal/gpl/.
*
* 2. For the Aptana Public License (APL), this program and the
* accompanying materials are made available under the terms of the APL
* v1.0 which accompanies this distribution, and is available at
* http://www.aptana.com/legal/apl/.
*
* You may view the GPL, Aptana's exception and additional terms, and the
* APL in the file titled license.html at the root of the corresponding
* plugin containing this source file.
*
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.editors.preferences;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.PaintEvent;
import org.eclipse.swt.events.PaintListener;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import com.aptana.ide.core.ui.SWTUtils;
import com.aptana.ide.editors.unified.UnifiedColorManager;
/**
* @author Kevin Sawicki (ksawicki@aptana.com)
*/
public class PreferenceMastHead
{
/**
* HEADER_BG_COLOR
*/
public static final Color HEADER_BG_COLOR = UnifiedColorManager.getInstance().getColor(new RGB(43, 49, 60));
/**
* HEADER_FG_COLOR
*/
public static final Color HEADER_FG_COLOR = UnifiedColorManager.getInstance().getColor(new RGB(196, 196, 196));
/**
* FOOTER_BG_COLOR
*/
public static final Color FOOTER_BG_COLOR = UnifiedColorManager.getInstance().getColor(new RGB(110, 110, 110));
/**
* FOOTER_FG_COLOR
*/
public static final Color FOOTER_FG_COLOR = UnifiedColorManager.getInstance().getColor(new RGB(196, 196, 196));
private Composite top;
private Composite parentVisible;
private Image image;
private Label editorDescription;
/**
* Creates a new preference mast head
*
* @param parent -
* parent composite
* @param description -
* text description of pref page
* @param parentLevel -
* parent level to paint to (use -1 to turn off)
* @param imageDescriptor -
* image to display for pref page
*/
public PreferenceMastHead(Composite parent, String description, int parentLevel, ImageDescriptor imageDescriptor)
{
top = new Composite(parent, SWT.NONE);
GridLayout topLayout = new GridLayout(2, false);
topLayout.marginHeight = 0;
topLayout.marginWidth = 0;
top.setLayout(topLayout);
GridData topData = new GridData(SWT.FILL, SWT.FILL, true, true);
top.setBackground(HEADER_BG_COLOR);
if (imageDescriptor != null)
{
image = imageDescriptor.createImage();
topData.heightHint = image.getImageData().height + 10;
}
Composite currParent = top.getParent();
int parents = 0;
while (currParent != null && parents <= parentLevel)
{
currParent = currParent.getParent();
parents++;
}
if (currParent != null && parentLevel > 0)
{
parentVisible = currParent;
}
top.setLayoutData(topData);
top.addPaintListener(new PaintListener()
{
public void paintControl(PaintEvent e)
{
if (top.isVisible())
{
if (parentVisible != null)
{
GC gc = new GC(parentVisible);
gc.setBackground(parentVisible.getBackground());
gc.fillRectangle(0, 0, parentVisible.getSize().x, parentVisible.getSize().y);
gc.setBackground(HEADER_BG_COLOR);
gc.fillRectangle(0, 0, parentVisible.getSize().x, top.getSize().y + 10);
gc.setBackground(FOOTER_BG_COLOR);
gc.fillRectangle(0, top.getSize().y + 10, parentVisible.getSize().x, 5);
gc.dispose();
}
if (image != null)
{
GC gc = new GC(top);
gc.drawImage(image, 5, 10);
gc.dispose();
}
}
}
});
Composite descComp = new Composite(top, SWT.NONE);
GridLayout descCompLayout = new GridLayout(1, true);
descCompLayout.marginHeight = 13;
descCompLayout.marginWidth = 0;
descComp.setLayout(descCompLayout);
descComp.setBackground(HEADER_BG_COLOR);
editorDescription = new Label(descComp, SWT.LEFT | SWT.WRAP);
Font font = editorDescription.getFont();
FontData[] fd = SWTUtils.resizeFont(font, 2);
Font newFont = new Font(top.getDisplay(), fd);
top.setFont(newFont);
editorDescription.setFont(newFont);
editorDescription.setBackground(HEADER_BG_COLOR);
GridData descData = new GridData(SWT.FILL, SWT.BOTTOM, true, true);
editorDescription.setLayoutData(descData);
GridData descCompData = new GridData(SWT.FILL, SWT.FILL, true, true);
if (image != null)
{
descCompData.horizontalIndent = image.getImageData().width + 15;
}
descComp.setLayoutData(descCompData);
if (description != null)
{
editorDescription.setForeground(HEADER_FG_COLOR);
editorDescription.setText(description);
}
}
/**
* Gets the mast head composite
*
* @return - mast head composite
*/
public Composite getControl()
{
return top;
}
/**
* Sets the masthead to be visible or not
*
* @param visible
*/
public void setVisible(boolean visible)
{
if (!visible && parentVisible != null)
{
GC gc = new GC(parentVisible);
gc.setBackground(parentVisible.getBackground());
gc.fillRectangle(0, 0, parentVisible.getSize().x, parentVisible.getSize().y);
gc.dispose();
}
}
}