| /******************************************************************************* |
| * Copyright (c) 2004, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.dialogs; |
| |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.preference.IPreferenceNode; |
| import org.eclipse.jface.preference.IPreferencePageContainer; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.resource.JFaceResources; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.ScrolledComposite; |
| import org.eclipse.swt.events.MouseAdapter; |
| import org.eclipse.swt.events.MouseEvent; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Font; |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.layout.FormAttachment; |
| import org.eclipse.swt.layout.FormData; |
| import org.eclipse.swt.layout.FormLayout; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Label; |
| |
| /** |
| * The PreferencesPageContainer is the container object for the preference pages |
| * in a node. |
| */ |
| public class PreferencesPageContainer implements IPreferencePageContainer { |
| |
| private Composite control; |
| |
| private ScrolledComposite scrolled; |
| |
| private class PreferenceEntry { |
| |
| Composite composite; |
| |
| IPreferenceNode node; |
| |
| String title; |
| |
| int offset; |
| |
| Label expandImage; |
| |
| Label titleLabel; |
| |
| Composite pageContainer; |
| |
| /** |
| * Create a new instance of the receiver. |
| * |
| * @param displayedNode |
| * @param pageTitle |
| */ |
| PreferenceEntry(IPreferenceNode displayedNode, String pageTitle) { |
| node = displayedNode; |
| title = pageTitle; |
| } |
| |
| /** |
| * Add the subnodes of the receiver. |
| */ |
| private void addSubNodes() { |
| IPreferenceNode[] subnodes = node.getSubNodes(); |
| PreferenceEntry previous = null; |
| for (int i = 0; i < subnodes.length; i++) { |
| PreferenceEntry entry = createEntry(subnodes[i], subnodes[i] |
| .getLabelText(), offset + 1); |
| if (previous == null) { |
| entry.composite.moveBelow(this.composite); |
| } else { |
| entry.composite.moveBelow(previous.composite); |
| } |
| previous = entry; |
| } |
| } |
| |
| /** |
| * Create the contents of the entry in parent. When laying this out |
| * indent the composite ident units. |
| * |
| * @param indent |
| */ |
| void createContents(int indent) { |
| |
| composite = new Composite(control, SWT.NULL); |
| |
| // Create the title area which will contain |
| // a title, message, and image. |
| |
| GridData gridData = new GridData(GridData.FILL_HORIZONTAL); |
| gridData.horizontalIndent = IDialogConstants.SMALL_INDENT * indent; |
| composite.setLayoutData(gridData); |
| |
| FormLayout layout = new FormLayout(); |
| layout.marginHeight = 0; |
| layout.marginWidth = 0; |
| composite.setLayout(layout); |
| |
| Font titleFont = JFaceResources.getBannerFont(); |
| |
| expandImage = new Label(composite, SWT.RIGHT); |
| expandImage.setText("+");//$NON-NLS-1$ |
| expandImage.setFont(titleFont); |
| |
| FormData imageData = new FormData(); |
| imageData.top = new FormAttachment(0); |
| imageData.left = new FormAttachment(0, |
| IDialogConstants.HORIZONTAL_SPACING); |
| expandImage.setLayoutData(imageData); |
| |
| // Title image |
| titleLabel = new Label(composite, SWT.LEFT); |
| titleLabel.setText(title); |
| titleLabel.setFont(titleFont); |
| |
| FormData titleData = new FormData(); |
| titleData.right = new FormAttachment(100); |
| titleData.top = new FormAttachment(0); |
| titleData.left = new FormAttachment(expandImage, |
| IDialogConstants.HORIZONTAL_SPACING); |
| titleLabel.setLayoutData(titleData); |
| |
| titleLabel.addMouseListener(new MouseAdapter() { |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.swt.events.MouseAdapter#mouseDown(org.eclipse.swt.events.MouseEvent) |
| */ |
| public void mouseDown(MouseEvent e) { |
| |
| if (pageContainer == null) { |
| boolean adjustScrollbars = false; |
| |
| pageContainer = new Composite(composite, SWT.BORDER); |
| |
| FormData containerData = new FormData(); |
| containerData.top = new FormAttachment(titleLabel, 0); |
| containerData.left = new FormAttachment(0); |
| containerData.right = new FormAttachment(100); |
| pageContainer.setLayoutData(containerData); |
| |
| pageContainer.setLayout(new GridLayout()); |
| |
| node.createPage(); |
| node.getPage().createControl(pageContainer); |
| node.getPage().setContainer( |
| PreferencesPageContainer.this); |
| node.getPage().getControl().setLayoutData( |
| new GridData(GridData.FILL_BOTH)); |
| adjustScrollbars = true; |
| |
| Point contentSize = node.getPage().computeSize(); |
| Rectangle totalArea = composite.getClientArea(); |
| |
| if (contentSize.x < totalArea.width) { |
| contentSize.x = totalArea.width; |
| } |
| |
| node.getPage().setSize(contentSize); |
| if (adjustScrollbars) { |
| adjustScrollbars(contentSize); |
| } |
| |
| expandImage.setText("-");//$NON-NLS-1$ |
| |
| addSubNodes(); |
| |
| setSelectionColors(composite.getDisplay() |
| .getSystemColor(SWT.COLOR_INFO_BACKGROUND)); |
| } else { |
| setSelectionColors(null); |
| pageContainer.dispose(); |
| pageContainer = null; |
| expandImage.setText("+");//$NON-NLS-1$ |
| } |
| |
| control.layout(true); |
| } |
| }); |
| offset = indent; |
| } |
| |
| /** |
| * Set the background colors and the labels due to selection. |
| * |
| * @param highlight |
| * The highlight to set |
| */ |
| private void setSelectionColors(Color highlight) { |
| composite.setBackground(highlight); |
| titleLabel.setBackground(highlight); |
| expandImage.setBackground(highlight); |
| } |
| |
| } |
| |
| /** |
| * Create a new instance of the receiver. |
| */ |
| public PreferencesPageContainer() { |
| super(); |
| } |
| |
| /** |
| * Create the contents area of the composite. |
| * |
| * @param parent |
| * @param style |
| */ |
| void createContents(Composite parent, int style) { |
| scrolled = new ScrolledComposite(parent, SWT.V_SCROLL | SWT.H_SCROLL); |
| |
| GridData newPageData = new GridData(GridData.FILL_BOTH); |
| scrolled.setLayoutData(newPageData); |
| |
| control = new Composite(scrolled, style); |
| |
| scrolled.setContent(control); |
| scrolled.setExpandVertical(true); |
| scrolled.setExpandHorizontal(true); |
| GridData controlData = new GridData(GridData.FILL_BOTH); |
| control.setLayoutData(controlData); |
| |
| GridLayout layout = new GridLayout(); |
| layout.marginHeight = 0; |
| layout.marginWidth = 0; |
| layout.verticalSpacing = 1; |
| control.setLayout(layout); |
| |
| } |
| |
| /** |
| * Return the top level control |
| * |
| * @return Control |
| */ |
| Control getControl() { |
| return control; |
| } |
| |
| /** |
| * Show the selected node. Return whether or not this succeeded. |
| * |
| * @param node |
| * @return <code>true</code> if the page selection was sucessful |
| * <code>false</code> is unsuccessful |
| */ |
| boolean show(IPreferenceNode node) { |
| createGeneralEntry(node); |
| control.layout(true); |
| return true; |
| } |
| |
| /** |
| * Create an entry for the receiver with the general tag. Do not recurse |
| * through the children as this is the implied top node. |
| * |
| * @param node |
| */ |
| private void createGeneralEntry(IPreferenceNode node) { |
| PreferenceEntry entry = createEntry(node, "General", 0); //$NON-NLS-1$ |
| entry.addSubNodes(); |
| |
| } |
| |
| /** |
| * Create an entry with the given title for the IPreferenceNode with an |
| * indent i. |
| * |
| * @param node |
| * @param name |
| * @param indent |
| * @return the entry |
| */ |
| private PreferenceEntry createEntry(IPreferenceNode node, String name, |
| int indent) { |
| PreferenceEntry entry = new PreferenceEntry(node, name); |
| entry.createContents(indent); |
| return entry; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.preference.IPreferencePageContainer#getPreferenceStore() |
| */ |
| public IPreferenceStore getPreferenceStore() { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.preference.IPreferencePageContainer#updateButtons() |
| */ |
| public void updateButtons() { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.preference.IPreferencePageContainer#updateMessage() |
| */ |
| public void updateMessage() { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.preference.IPreferencePageContainer#updateTitle() |
| */ |
| public void updateTitle() { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /** |
| * Adjust the scrollbars for the content that just got added. |
| * |
| * @param contentSize |
| */ |
| private void adjustScrollbars(Point contentSize) { |
| |
| Point size = control.getSize(); |
| scrolled.setMinHeight(size.y + contentSize.y); |
| scrolled.setMinWidth(Math.max(size.x, contentSize.x)); |
| } |
| |
| } |