| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.dialogs; |
| |
| import java.util.ArrayList; |
| import java.util.LinkedList; |
| |
| import org.eclipse.core.runtime.IBundleGroup; |
| import org.eclipse.core.runtime.IBundleGroupProvider; |
| import org.eclipse.core.runtime.IProduct; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.jface.dialogs.IDialogConstants; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.resource.JFaceColors; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.events.DisposeEvent; |
| import org.eclipse.swt.events.DisposeListener; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Cursor; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.layout.RowLayout; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.help.WorkbenchHelp; |
| import org.eclipse.ui.internal.ProductProperties; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| import org.eclipse.ui.internal.IHelpContextIds; |
| import org.eclipse.ui.internal.about.AboutBundleGroupData; |
| import org.eclipse.ui.internal.about.AboutFeaturesButtonManager; |
| |
| /** |
| * Displays information about the product. |
| * |
| * PRIVATE |
| * this class is internal to the ide |
| */ |
| public class AboutDialog extends ProductInfoDialog { |
| private final static int MAX_IMAGE_WIDTH_FOR_TEXT = 250; |
| private final static int FEATURES_ID = IDialogConstants.CLIENT_ID + 1; |
| private final static int PLUGINS_ID = IDialogConstants.CLIENT_ID + 2; |
| private final static int INFO_ID = IDialogConstants.CLIENT_ID + 3; |
| |
| private String productName; |
| private IProduct product; |
| private AboutBundleGroupData[] bundleGroupInfos; |
| |
| private ArrayList images = new ArrayList(); |
| private AboutFeaturesButtonManager buttonManager = new AboutFeaturesButtonManager(); |
| |
| // TODO should the styled text be disposed? if not then it likely |
| // doesn't need to be a member |
| private StyledText text; |
| |
| /** |
| * Create an instance of the AboutDialog for the given window. |
| */ |
| public AboutDialog(Shell parentShell) { |
| super(parentShell); |
| |
| product = Platform.getProduct(); |
| if (product != null) |
| productName = product.getName(); |
| if (productName == null) |
| productName = WorkbenchMessages |
| .getString("AboutDialog.defaultProductName"); //$NON-NLS-1$ |
| |
| // create a descriptive object for each BundleGroup |
| IBundleGroupProvider[] providers = Platform.getBundleGroupProviders(); |
| LinkedList groups = new LinkedList(); |
| if (providers != null) |
| for (int i = 0; i < providers.length; ++i) { |
| IBundleGroup[] bundleGroups = providers[i].getBundleGroups(); |
| for (int j = 0; j < bundleGroups.length; ++j) |
| groups.add(new AboutBundleGroupData(bundleGroups[j])); |
| } |
| bundleGroupInfos = (AboutBundleGroupData[]) groups |
| .toArray(new AboutBundleGroupData[0]); |
| } |
| |
| /* |
| * (non-Javadoc) Method declared on Dialog. |
| */ |
| protected void buttonPressed(int buttonId) { |
| switch (buttonId) { |
| case FEATURES_ID: |
| new AboutFeaturesDialog(getShell(), productName, bundleGroupInfos).open(); |
| break; |
| case PLUGINS_ID: |
| new AboutPluginsDialog(getShell(), productName).open(); |
| break; |
| case INFO_ID: |
| new AboutSystemDialog(getShell()).open(); |
| break; |
| default: |
| super.buttonPressed(buttonId); |
| break; |
| } |
| } |
| |
| public boolean close() { |
| // dispose all images |
| for (int i = 0; i < images.size(); ++i) { |
| Image image = (Image) images.get(i); |
| image.dispose(); |
| } |
| |
| return super.close(); |
| } |
| |
| /* |
| * (non-Javadoc) Method declared on Window. |
| */ |
| protected void configureShell(Shell newShell) { |
| super.configureShell(newShell); |
| newShell.setText(WorkbenchMessages.format("AboutDialog.shellTitle", //$NON-NLS-1$ |
| new Object[] { productName })); |
| WorkbenchHelp.setHelp(newShell, IHelpContextIds.ABOUT_DIALOG); |
| } |
| |
| /** |
| * Add buttons to the dialog's button bar. |
| * |
| * Subclasses should override. |
| * |
| * @param parent |
| * the button bar composite |
| */ |
| protected void createButtonsForButtonBar(Composite parent) { |
| parent.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
| |
| createButton(parent, FEATURES_ID, WorkbenchMessages |
| .getString("AboutDialog.featureInfo"), false); //$NON-NLS-1$ |
| createButton(parent, PLUGINS_ID, WorkbenchMessages |
| .getString("AboutDialog.pluginInfo"), false); //$NON-NLS-1$ |
| createButton(parent, INFO_ID, WorkbenchMessages |
| .getString("AboutDialog.systemInfo"), false); //$NON-NLS-1$ |
| |
| Label l = new Label(parent, SWT.NONE); |
| l.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
| GridLayout layout = (GridLayout) parent.getLayout(); |
| layout.numColumns++; |
| layout.makeColumnsEqualWidth = false; |
| |
| Button b = createButton(parent, IDialogConstants.OK_ID, |
| IDialogConstants.OK_LABEL, true); |
| b.setFocus(); |
| } |
| |
| /** |
| * Creates and returns the contents of the upper part |
| * of the dialog (above the button bar). |
| * |
| * Subclasses should overide. |
| * |
| * @param parent the parent composite to contain the dialog area |
| * @return the dialog area control |
| */ |
| protected Control createDialogArea(Composite parent) { |
| final Cursor hand = new Cursor(parent.getDisplay(), SWT.CURSOR_HAND); |
| final Cursor busy = new Cursor(parent.getDisplay(), SWT.CURSOR_WAIT); |
| setHandCursor(hand); |
| setBusyCursor(busy); |
| getShell().addDisposeListener(new DisposeListener() { |
| public void widgetDisposed(DisposeEvent e) { |
| setHandCursor(null); |
| hand.dispose(); |
| setBusyCursor(null); |
| busy.dispose(); |
| } |
| }); |
| |
| // brand the about box if there is product info |
| Image aboutImage = null; |
| if (product != null) { |
| ImageDescriptor imageDescriptor = ProductProperties.getAboutImage(product); |
| if (imageDescriptor != null) |
| aboutImage = imageDescriptor.createImage(); |
| |
| // if the about image is small enough, then show the text |
| if (aboutImage == null |
| || aboutImage.getBounds().width <= MAX_IMAGE_WIDTH_FOR_TEXT) { |
| String aboutText = ProductProperties.getAboutText(product); |
| if (aboutText != null) |
| setItem(scan(aboutText)); |
| } |
| |
| if(aboutImage != null) |
| images.add(aboutImage); |
| } |
| |
| // create a composite which is the parent of the top area and the bottom |
| // button bar, this allows there to be a second child of this composite with |
| // a banner background on top but not have on the bottom |
| Composite workArea = new Composite(parent, SWT.NONE); |
| GridLayout workLayout = new GridLayout(); |
| workLayout.marginHeight = 0; |
| workLayout.marginWidth = 0; |
| workLayout.verticalSpacing = 0; |
| workLayout.horizontalSpacing = 0; |
| workArea.setLayout(workLayout); |
| workArea.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| |
| // page group |
| Color background = JFaceColors.getBannerBackground(parent.getDisplay()); |
| Color foreground = JFaceColors.getBannerForeground(parent.getDisplay()); |
| Composite top = (Composite) super.createDialogArea(workArea); |
| |
| // override any layout inherited from createDialogArea |
| GridLayout layout = new GridLayout(); |
| top.setLayout(layout); |
| top.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| top.setBackground(background); |
| top.setForeground(foreground); |
| |
| // the image & text |
| Composite topContainer = new Composite(top, SWT.NONE); |
| topContainer.setBackground(background); |
| topContainer.setForeground(foreground); |
| |
| layout = new GridLayout(); |
| layout.numColumns = (aboutImage == null || getItem() == null ? 1 : 2); |
| layout.marginWidth = 0; |
| layout.marginHeight = 0; |
| topContainer.setLayout(layout); |
| GridData data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| data.grabExcessHorizontalSpace = true; |
| topContainer.setLayoutData(data); |
| |
| //image on left side of dialog |
| if (aboutImage != null) { |
| Label imageLabel = new Label(topContainer, SWT.NONE); |
| imageLabel.setBackground(background); |
| imageLabel.setForeground(foreground); |
| |
| data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| data.verticalAlignment = GridData.BEGINNING; |
| data.grabExcessHorizontalSpace = false; |
| imageLabel.setLayoutData(data); |
| imageLabel.setImage(aboutImage); |
| } |
| |
| if (getItem() != null) { |
| // text on the right |
| text = new StyledText(topContainer, SWT.MULTI | SWT.READ_ONLY); |
| text.setCaret(null); |
| text.setFont(parent.getFont()); |
| data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| data.verticalAlignment = GridData.BEGINNING; |
| data.grabExcessHorizontalSpace = true; |
| text.setText(getItem().getText()); |
| text.setLayoutData(data); |
| text.setCursor(null); |
| text.setBackground(background); |
| text.setForeground(foreground); |
| |
| setLinkRanges(text, getItem().getLinkRanges()); |
| addListeners(text); |
| } |
| |
| // horizontal bar |
| Label bar = new Label(workArea, SWT.HORIZONTAL | SWT.SEPARATOR); |
| data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| bar.setLayoutData(data); |
| |
| // add image buttons for bundle groups that have them |
| Composite bottom = (Composite) super.createDialogArea(workArea); |
| // override any layout inherited from createDialogArea |
| layout = new GridLayout(); |
| bottom.setLayout(layout); |
| bottom.setLayoutData(new GridData(GridData.FILL_BOTH)); |
| |
| createFeatureImageButtonRow(bottom); |
| |
| // spacer |
| bar = new Label(bottom, SWT.NONE); |
| data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| bar.setLayoutData(data); |
| |
| return workArea; |
| } |
| |
| private void createFeatureImageButtonRow(Composite parent) { |
| Composite featureContainer = new Composite(parent, SWT.NONE); |
| RowLayout rowLayout = new RowLayout(); |
| rowLayout.wrap = true; |
| featureContainer.setLayout(rowLayout); |
| GridData data = new GridData(); |
| data.horizontalAlignment = GridData.FILL; |
| featureContainer.setLayoutData(data); |
| |
| for (int i = 0; i < bundleGroupInfos.length; i++) |
| createFeatureButton(featureContainer, bundleGroupInfos[i]); |
| } |
| |
| private Button createFeatureButton(Composite parent, |
| final AboutBundleGroupData info) { |
| if (!buttonManager.add(info)) |
| return null; |
| |
| ImageDescriptor desc = info.getFeatureImage(); |
| Image featureImage = null; |
| |
| Button button = new Button(parent, SWT.FLAT | SWT.PUSH); |
| button.setData(info); |
| featureImage = desc.createImage(); |
| images.add(featureImage); |
| button.setImage(featureImage); |
| button.setToolTipText(info.getProviderName()); |
| button.addSelectionListener(new SelectionAdapter() { |
| public void widgetSelected(SelectionEvent event) { |
| AboutBundleGroupData[] groupInfos = buttonManager |
| .getRelatedInfos(info); |
| AboutBundleGroupData selection = (AboutBundleGroupData) event.widget |
| .getData(); |
| |
| AboutFeaturesDialog d = new AboutFeaturesDialog(getShell(), |
| productName, groupInfos); |
| d.setInitialSelection(selection); |
| d.open(); |
| } |
| }); |
| |
| return button; |
| } |
| } |
