Merge change 2868 into donut

* changes:
  SDK Updater: Placeholder pages for about and settings.

7 files changed, 368 insertions, 19 deletions

diff --git a/sdkmanager/app/src/com/android/sdkmanager/Main.java b/sdkmanager/app/src/com/android/sdkmanager/Main.java
index 94f3062..26af498 100644
--- a/sdkmanager/app/src/com/android/sdkmanager/Main.java
+++ b/sdkmanager/app/src/com/android/sdkmanager/Main.java
@@ -29,6 +29,8 @@ import com.android.sdklib.internal.avd.AvdManager.AvdInfo;
 import com.android.sdklib.internal.avd.HardwareProperties.HardwareProperty;
 import com.android.sdklib.internal.project.ProjectCreator;
 import com.android.sdklib.internal.project.ProjectCreator.OutputLevel;
+import com.android.sdkmanager.internal.repository.AboutPage;
+import com.android.sdkmanager.internal.repository.SettingsPage;
 import com.android.sdkuilib.repository.UpdaterWindow;
 
 import java.io.File;
@@ -238,8 +240,11 @@ class Main {
     private void showMainWindow() {
         try {
             UpdaterWindow window = new UpdaterWindow(
+                    mSdkLog,
                     mOsSdkFolder,
                     false /*userCanChangeSdkRoot*/);
+            window.registerPage("Settings", SettingsPage.class);
+            window.registerPage("About", AboutPage.class);
             window.open();
         } catch (Exception e) {
             e.printStackTrace();
diff --git a/sdkmanager/app/src/com/android/sdkmanager/internal/repository/AboutPage.java b/sdkmanager/app/src/com/android/sdkmanager/internal/repository/AboutPage.java
new file mode 100755
index 0000000..49aad29
--- /dev/null
+++ b/sdkmanager/app/src/com/android/sdkmanager/internal/repository/AboutPage.java
@@ -0,0 +1,72 @@
+/*

+ * Copyright (C) 2009 The Android Open Source Project

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *      http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+

+package com.android.sdkmanager.internal.repository;

+

+

+import org.eclipse.swt.SWT;

+import org.eclipse.swt.layout.GridData;

+import org.eclipse.swt.layout.GridLayout;

+import org.eclipse.swt.widgets.Composite;

+import org.eclipse.swt.widgets.Label;

+

+/*

+ * TODO list

+ * - Change version to be a constant pulled from somewhere.

+ */

+

+public class AboutPage extends Composite {

+

+    private Label mLabel;

+

+    /**

+     * Create the composite.

+     * @param parent The parent of the composite.

+     */

+    public AboutPage(Composite parent) {

+        super(parent, SWT.BORDER);

+

+        createContents(this);

+

+        postCreate();  //$hide$

+    }

+

+    private void createContents(Composite parent) {

+        parent.setLayout(new GridLayout(1, false));

+

+        mLabel = new Label(parent, SWT.NONE);

+        mLabel.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, true, true, 1, 1));

+        mLabel.setText("Android SDK Updater.\n\nVersion 0.1.\n\nCopyright (C) 2009 The Android Open Source Project.");

+    }

+

+    @Override

+    protected void checkSubclass() {

+        // Disable the check that prevents subclassing of SWT components

+    }

+

+    // -- Start of internal part ----------

+    // Hide everything down-below from SWT designer

+    //$hide>>$

+

+    /**

+     * Called by the constructor right after {@link #createContents(Composite)}.

+     */

+    private void postCreate() {

+    }

+

+    // End of hiding from SWT Designer

+    //$hide<<$

+}

diff --git a/sdkmanager/app/src/com/android/sdkmanager/internal/repository/SettingsPage.java b/sdkmanager/app/src/com/android/sdkmanager/internal/repository/SettingsPage.java
new file mode 100755
index 0000000..df72cf9
--- /dev/null
+++ b/sdkmanager/app/src/com/android/sdkmanager/internal/repository/SettingsPage.java
@@ -0,0 +1,109 @@
+/*

+ * Copyright (C) 2009 The Android Open Source Project

+ *

+ * Licensed under the Apache License, Version 2.0 (the "License");

+ * you may not use this file except in compliance with the License.

+ * You may obtain a copy of the License at

+ *

+ *      http://www.apache.org/licenses/LICENSE-2.0

+ *

+ * Unless required by applicable law or agreed to in writing, software

+ * distributed under the License is distributed on an "AS IS" BASIS,

+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

+ * See the License for the specific language governing permissions and

+ * limitations under the License.

+ */

+

+package com.android.sdkmanager.internal.repository;

+

+import org.eclipse.swt.SWT;

+import org.eclipse.swt.layout.GridData;

+import org.eclipse.swt.layout.GridLayout;

+import org.eclipse.swt.widgets.Button;

+import org.eclipse.swt.widgets.Composite;

+import org.eclipse.swt.widgets.Group;

+import org.eclipse.swt.widgets.Label;

+import org.eclipse.swt.widgets.Text;

+

+/*

+ * TODO list

+ * - The window should probably set a callback to be notified when settings are changed.

+ * - Actually use the settings.

+ */

+

+public class SettingsPage extends Composite {

+

+    private Group mProxySettingsGroup;

+    private Group mPlaceholderGroup;

+    private Button mApplyButton;

+    private Label mSomeMoreSettings;

+    private Label mProxyServerLabel;

+    private Label mProxyPortLabel;

+    private Text mProxyServerText;

+    private Text mProxyPortText;

+

+    /**

+     * Create the composite.

+     * @param parent The parent of the composite.

+     */

+    public SettingsPage(Composite parent) {

+        super(parent, SWT.BORDER);

+

+        createContents(this);

+

+        mProxySettingsGroup = new Group(this, SWT.NONE);

+        mProxySettingsGroup.setText("Proxy Settings");

+        mProxySettingsGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

+        mProxySettingsGroup.setLayout(new GridLayout(2, false));

+

+        mProxyServerLabel = new Label(mProxySettingsGroup, SWT.NONE);

+        mProxyServerLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));

+        mProxyServerLabel.setText("HTTP Proxy Server");

+

+        mProxyServerText = new Text(mProxySettingsGroup, SWT.BORDER);

+        mProxyServerText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

+

+        mProxyPortLabel = new Label(mProxySettingsGroup, SWT.NONE);

+        mProxyPortLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));

+        mProxyPortLabel.setText("HTTP Proxy Port");

+

+        mProxyPortText = new Text(mProxySettingsGroup, SWT.BORDER);

+        mProxyPortText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));

+

+        mPlaceholderGroup = new Group(this, SWT.NONE);

+        mPlaceholderGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

+        mPlaceholderGroup.setText("Placeholder");

+        mPlaceholderGroup.setLayout(new GridLayout(1, false));

+

+        mSomeMoreSettings = new Label(mPlaceholderGroup, SWT.NONE);

+        mSomeMoreSettings.setText("Some more settings here");

+

+        mApplyButton = new Button(this, SWT.NONE);

+        mApplyButton.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));

+        mApplyButton.setText("Apply");

+

+        postCreate();  //$hide$

+    }

+

+    private void createContents(Composite parent) {

+        parent.setLayout(new GridLayout(1, false));

+    }

+

+    @Override

+    protected void checkSubclass() {

+        // Disable the check that prevents subclassing of SWT components

+    }

+

+    // -- Start of internal part ----------

+    // Hide everything down-below from SWT designer

+    //$hide>>$

+

+    /**

+     * Called by the constructor right after {@link #createContents(Composite)}.

+     */

+    private void postCreate() {

+    }

+

+    // End of hiding from SWT Designer

+    //$hide<<$

+}

diff --git a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/LocalPackagesPage.java b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/LocalPackagesPage.java
index 5bb9e8a..3f32ddc 100755
--- a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/LocalPackagesPage.java
+++ b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/LocalPackagesPage.java
@@ -16,9 +16,12 @@
 

 package com.android.sdkuilib.internal.repository;

 

+import com.android.sdklib.internal.repository.IDescription;

 import com.android.sdklib.internal.repository.ITask;

 import com.android.sdklib.internal.repository.ITaskMonitor;

 

+import org.eclipse.jface.viewers.ISelection;

+import org.eclipse.jface.viewers.IStructuredSelection;

 import org.eclipse.jface.viewers.TableViewer;

 import org.eclipse.swt.SWT;

 import org.eclipse.swt.events.ControlAdapter;

@@ -38,8 +41,6 @@ import org.eclipse.swt.widgets.Text;
 

 /*

  * TODO list

- * - parse local repo

- * - create entries

  * - select => update desc, enable update + delete, enable home page if url

  * - home page callback

  * - update callback

@@ -89,6 +90,12 @@ public class LocalPackagesPage extends Composite {
         mTablePackages = mTableViewerPackages.getTable();

         mTablePackages.setHeaderVisible(true);

         mTablePackages.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 3, 1));

+        mTablePackages.addSelectionListener(new SelectionAdapter() {

+            @Override

+            public void widgetSelected(SelectionEvent e) {

+                onTreeSelected(); //$hide$

+            }

+        });

 

         mColumnPackages = new TableColumn(mTablePackages, SWT.NONE);

         mColumnPackages.setWidth(377);

@@ -164,11 +171,23 @@ public class LocalPackagesPage extends Composite {
     // Hide everything down-below from SWT designer

     //$hide>>$

 

+    /**

+     * Must be called once to set the adapter input for the package table viewer.

+     */

+    public void setInput(LocalSdkAdapter localSdkAdapter) {

+        mTableViewerPackages.setLabelProvider(  localSdkAdapter.getLabelProvider());

+        mTableViewerPackages.setContentProvider(localSdkAdapter.getContentProvider());

+        mTableViewerPackages.setInput(localSdkAdapter);

+        onTreeSelected();

+    }

+

+    /**

+     * Called by the constructor right after {@link #createContents(Composite)}.

+     */

     private void postCreate() {

         adjustColumnsWidth();

     }

 

-

     /**

      * Adds a listener to adjust the columns width when the parent is resized.

      * <p/>

@@ -186,13 +205,26 @@ public class LocalPackagesPage extends Composite {
         });

     }

 

-    public void setInput(LocalSdkAdapter localSdkAdapter) {

-        mTableViewerPackages.setLabelProvider(  localSdkAdapter.getLabelProvider());

-        mTableViewerPackages.setContentProvider(localSdkAdapter.getContentProvider());

-        mTableViewerPackages.setInput(localSdkAdapter);

+    /**

+     * Called when an item in the package table viewer is selected.

+     * If the items is an {@link IDescription} (as it should), this will display its long

+     * description in the description area. Otherwise when the item is not of the expected

+     * type or there is no selection, it empties the description area.

+     */

+    private void onTreeSelected() {

+        ISelection sel = mTableViewerPackages.getSelection();

+        if (sel instanceof IStructuredSelection) {

+            Object elem = ((IStructuredSelection) sel).getFirstElement();

+            if (elem instanceof IDescription) {

+                mDescriptionLabel.setText(((IDescription) elem).getLongDescription());

+                mDescriptionContainer.layout(true);

+                return;

+            }

+        }

+        mDescriptionLabel.setText("");  //$NON-NLS1-$

     }

 

-    protected void onUpdateInstalledPackage() {

+    private void onUpdateInstalledPackage() {

         // TODO just a test, needs to be removed later.

         ProgressTask.start(getShell(), "Test", new ITask() {

             public void run(ITaskMonitor monitor) {

diff --git a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterData.java b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterData.java
index 384ff57..47ce3ac 100755
--- a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterData.java
+++ b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterData.java
@@ -16,6 +16,7 @@
 

 package com.android.sdkuilib.internal.repository;

 

+import com.android.sdklib.ISdkLog;

 import com.android.sdklib.internal.repository.LocalSdkParser;

 import com.android.sdklib.internal.repository.RepoSources;

 

@@ -23,6 +24,7 @@ import com.android.sdklib.internal.repository.RepoSources;
  * Data shared between {@link UpdaterWindowImpl} and its pages.

  */

 class UpdaterData {

+    private ISdkLog mSdkLog;

     private String mOsSdkRoot;

     private boolean mUserCanChangeSdkRoot;

 

@@ -64,4 +66,11 @@ class UpdaterData {
         return mLocalSdkAdapter;

     }

 

+    public void setSdkLog(ISdkLog sdkLog) {

+        mSdkLog = sdkLog;

+    }

+

+    public ISdkLog getSdkLog() {

+        return mSdkLog;

+    }

 }

diff --git a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterWindowImpl.java b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterWindowImpl.java
index 2a3ff90..8ab37bb 100755
--- a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterWindowImpl.java
+++ b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterWindowImpl.java
@@ -17,6 +17,7 @@
 package com.android.sdkuilib.internal.repository;

 

 

+import com.android.sdklib.ISdkLog;

 import com.android.sdklib.internal.repository.Archive;

 import com.android.sdklib.internal.repository.ITask;

 import com.android.sdklib.internal.repository.ITaskMonitor;

@@ -45,6 +46,7 @@ import java.io.File;
 import java.io.FileOutputStream;

 import java.io.IOException;

 import java.io.InputStream;

+import java.lang.reflect.Constructor;

 import java.net.URL;

 import java.security.MessageDigest;

 import java.util.ArrayList;

@@ -57,9 +59,18 @@ public class UpdaterWindowImpl {
 

     private static final int NUM_FETCH_URL_MONITOR_INC = 10;

 

+    /** Internal data shared between the window and its pages. */

     private final UpdaterData mUpdaterData = new UpdaterData();

+    /** The array of pages instances. Only one is visible at a time. */

     private ArrayList<Composite> mPages = new ArrayList<Composite>();

+    /** Indicates a page change is due to an internal request. Prevents callbacks from looping. */

     private boolean mInternalPageChange;

+    /** A list of extra pages to instantiate. Each entry is an object array with 2 elements:

+     *  the string title and the Composite class to instantiate to create the page. */

+    private ArrayList<Object[]> mExtraPages;

+    /** A factory to create progress task dialogs. */

+    private ProgressTaskFactory mTaskFactory;

+

 

     // --- UI members ---

 

@@ -71,9 +82,9 @@ public class UpdaterWindowImpl {
     private RemotePackagesPage mRemotePackagesPage;

     private StackLayout mStackLayout;

     private Image mIconImage;

-    private ProgressTaskFactory mTaskFactory;

 

-    public UpdaterWindowImpl(String osSdkRoot, boolean userCanChangeSdkRoot) {

+    public UpdaterWindowImpl(ISdkLog sdkLog, String osSdkRoot, boolean userCanChangeSdkRoot) {

+        mUpdaterData.setSdkLog(sdkLog);

         mUpdaterData.setOsSdkRoot(osSdkRoot);

         mUpdaterData.setUserCanChangeSdkRoot(userCanChangeSdkRoot);

     }

@@ -140,6 +151,35 @@ public class UpdaterWindowImpl {
 

     // --- UI Callbacks -----------

 

+

+    /**

+     * Registers an extra page for the updater window.

+     * <p/>

+     * Pages must derive from {@link Composite} and implement a constructor that takes

+     * a single parent {@link Composite} argument.

+     * <p/>

+     * All pages must be registered before the call to {@link #open()}.

+     *

+     * @param title The title of the page.

+     * @param pageClass The {@link Composite}-derived class that will implement the page.

+     */

+    public void registerExtraPage(String title, Class<? extends Composite> pageClass) {

+        if (mExtraPages == null) {

+            mExtraPages = new ArrayList<Object[]>();

+        }

+        mExtraPages.add(new Object[]{ title, pageClass });

+    }

+

+    /**

+     * Helper to return the SWT shell.

+     */

+    private Shell getShell() {

+        return mAndroidSdkUpdater;

+    }

+

+    /**

+     * Callback called when the window shell is disposed.

+     */

     private void onAndroidSdkUpdaterDispose() {

         if (mIconImage != null) {

             mIconImage.dispose();

@@ -147,6 +187,10 @@ public class UpdaterWindowImpl {
         }

     }

 

+    /**

+     * Creates the icon of the window shell.

+     * The icon is disposed by {@link #onAndroidSdkUpdaterDispose()}.

+     */

     private void setWindowImage(Shell androidSdkUpdater) {

         InputStream stream = getClass().getResourceAsStream("android_icon_16.png");  //$NON-NLS-1$

         if (stream != null) {

@@ -157,40 +201,84 @@ public class UpdaterWindowImpl {
                         imgData.getTransparencyMask());

                 mAndroidSdkUpdater.setImage(mIconImage);

             } catch (SWTException e) {

-                // ignore

+                mUpdaterData.getSdkLog().error(e, "Failed to set window icon");  //$NON-NLS-1$

             } catch (IllegalArgumentException e) {

-                // ignore

+                mUpdaterData.getSdkLog().error(e, "Failed to set window icon");  //$NON-NLS-1$

             }

         }

     }

 

-    private Shell getShell() {

-        return mAndroidSdkUpdater;

-    }

-

     /**

-     * Once the UI has been created, initialize the content

+     * Once the UI has been created, initializes the content.

+     * This creates the pages, selects the first one, setup sources and scan for local folders.

      */

     private void firstInit() {

         mTaskFactory = new ProgressTaskFactory(getShell());

 

         addPage(mLocalPackagePage, "Installed Packages");

         addPage(mRemotePackagesPage, "Available Packages");

+        addExtraPages();

+

         displayPage(0);

         mPageList.setSelection(0);

 

+        // TODO read and apply settings

+        // TODO read add-on sources from some file

         setupSources();

         scanLocalSdkFolders();

     }

 

     // --- page switching ---

 

+    /**

+     * Adds an instance of a page to the page list.

+     * <p/>

+     * Each page is a {@link Composite}. The title of the page is stored in the

+     * {@link Composite#getData()} field.

+     */

     private void addPage(Composite page, String title) {

         page.setData(title);

         mPages.add(page);

         mPageList.add(title);

     }

 

+    /**

+     * Adds all extra pages. For each page, instantiates an instance of the {@link Composite}

+     * using the constructor that takes a single {@link Composite} argument and then adds it

+     * to the page list.

+     */

+    @SuppressWarnings("unchecked")

+    private void addExtraPages() {

+        for (Object[] extraPage : mExtraPages) {

+            String title = (String) extraPage[0];

+            Class<? extends Composite> clazz = (Class<? extends Composite>) extraPage[1];

+

+            // We want the constructor that takes a single Composite as parameter

+            Constructor<? extends Composite> cons;

+            try {

+                cons = clazz.getConstructor(new Class<?>[] { Composite.class });

+                Composite instance = cons.newInstance(new Object[] { mPagesRootComposite });

+                addPage(instance, title);

+

+            } catch (NoSuchMethodException e) {

+                // There is no such constructor.

+                mUpdaterData.getSdkLog().error(e,

+                        "Failed to add extra page %1$s. Constructor args must be (Composite parent).",  //$NON-NLS-1$

+                        clazz.getSimpleName());

+

+            } catch (Exception e) {

+                // Log this instead of crashing the whole app.

+                mUpdaterData.getSdkLog().error(e,

+                        "Failed to add extra page %1$s.",  //$NON-NLS-1$

+                        clazz.getSimpleName());

+            }

+        }

+    }

+

+    /**

+     * Callback invoked when an item is selected in the page list.

+     * If this is not an internal page change, displays the given page.

+     */

     private void onPageListSelected() {

         if (mInternalPageChange == false) {

             int index = mPageList.getSelectionIndex();

@@ -200,6 +288,11 @@ public class UpdaterWindowImpl {
         }

     }

 

+    /**

+     * Displays the page at the given index.

+     *

+     * @param index An index between 0 and {@link #mPages}'s length - 1.

+     */

     private void displayPage(int index) {

         Composite page = mPages.get(index);

         if (page != null) {

@@ -214,6 +307,9 @@ public class UpdaterWindowImpl {
         }

     }

 

+    /**

+     * Used to initialize the sources.

+     */

     private void setupSources() {

         mUpdaterData.getSources().setTaskFactory(mTaskFactory);

 

@@ -228,12 +324,19 @@ public class UpdaterWindowImpl {
         mRemotePackagesPage.setInput(mUpdaterData.getSourcesAdapter());

     }

 

+    /**

+     * Used to scan the local SDK folders the first time.

+     */

     private void scanLocalSdkFolders() {

         mUpdaterData.getLocalSdkAdapter().setSdkRoot(mUpdaterData.getOsSdkRoot());

 

         mLocalPackagePage.setInput(mUpdaterData.getLocalSdkAdapter());

     }

 

+    /**

+     * Install the list of given {@link Archive}s.

+     * @param archives The archives to install. Incompatible ones will be skipped.

+     */

     public void installArchives(final Collection<Archive> archives) {

         // TODO move most parts to SdkLib, maybe as part of Archive, making archives self-installing.

         mTaskFactory.start("Installing Archives", new ITask() {

diff --git a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/repository/UpdaterWindow.java b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/repository/UpdaterWindow.java
index 0d067ae..8ca3324 100755
--- a/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/repository/UpdaterWindow.java
+++ b/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/repository/UpdaterWindow.java
@@ -16,8 +16,11 @@
 

 package com.android.sdkuilib.repository;

 

+import com.android.sdklib.ISdkLog;

 import com.android.sdkuilib.internal.repository.UpdaterWindowImpl;

 

+import org.eclipse.swt.widgets.Composite;

+

 /**

  * Opens an SDK Updater Window.

  *

@@ -29,12 +32,28 @@ public class UpdaterWindow {
 

     /**

      * Creates a new window. Caller must call open(), which will block.

+     * @param sdkLog

      * @param osSdkRoot The OS path to the SDK root.

      * @param userCanChangeSdkRoot If true, the window lets the user change the SDK path

      *                             being browsed.

      */

-    public UpdaterWindow(String osSdkRoot, boolean userCanChangeSdkRoot) {

-        mWindow = new UpdaterWindowImpl(osSdkRoot, userCanChangeSdkRoot);

+    public UpdaterWindow(ISdkLog sdkLog, String osSdkRoot, boolean userCanChangeSdkRoot) {

+        mWindow = new UpdaterWindowImpl(sdkLog, osSdkRoot, userCanChangeSdkRoot);

+    }

+

+    /**

+     * Registers an extra page for the updater window.

+     * <p/>

+     * Pages must derive from {@link Composite} and implement a constructor that takes

+     * a single parent {@link Composite} argument.

+     * <p/>

+     * All pages must be registered before the call to {@link #open()}.

+     *

+     * @param title The title of the page.

+     * @param pageClass The {@link Composite}-derived class that will implement the page.

+     */

+    public void registerPage(String title, Class<? extends Composite> pageClass) {

+        mWindow.registerExtraPage(title, pageClass);

     }

 

     /**