SDK Updater: icons for packages in remote page.

One of the rationales behind this was to show
incompatible archives using some icon.

This moves all SDK Updater icons in internal/repository/icons
and create an ImageFactory available to the remote page via
the UpdaterData.

tools/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/RemotePackagesPage.java

@@ -229,6 +229,13 @@ public class RemotePackagesPage extends Composite implements ISdkListener {
         mDescriptionLabel.setText("");  //$NON-NLS1-$
     }
 
+    /**
+     * Handle checking and unchecking of the tree items.
+     *
+     * When unchecking, all sub-tree items checkboxes are cleared too.
+     * When checking a source, all of its packages are checked too.
+     * When checking a package, only its compatible archives are checked.
+     */
     private void onTreeCheckStateChanged(CheckStateChangedEvent event) {
         boolean b = event.getChecked();
         Object elem = event.getElement(); // Will be Archive or Package or RepoSource

tools/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/RepoSourcesAdapter.java

@@ -16,13 +16,18 @@
 
 package com.android.sdkuilib.internal.repository;
 
+import com.android.sdklib.internal.repository.AddonPackage;
 import com.android.sdklib.internal.repository.Archive;
+import com.android.sdklib.internal.repository.DocPackage;
 import com.android.sdklib.internal.repository.IDescription;
 import com.android.sdklib.internal.repository.ITask;
 import com.android.sdklib.internal.repository.ITaskMonitor;
 import com.android.sdklib.internal.repository.Package;
+import com.android.sdklib.internal.repository.PlatformPackage;
 import com.android.sdklib.internal.repository.RepoSource;
 import com.android.sdklib.internal.repository.RepoSources;
+import com.android.sdklib.internal.repository.ToolPackage;
+import com.android.sdkuilib.internal.repository.icons.ImageFactory;
 
 import org.eclipse.jface.viewers.IContentProvider;
 import org.eclipse.jface.viewers.ILabelProvider;
@@ -39,11 +44,19 @@ import org.eclipse.swt.graphics.Image;
 class RepoSourcesAdapter {
 
     private final RepoSources mRepoSources;
+    private ImageFactory mImageFactory;
 
     public RepoSourcesAdapter(RepoSources repoSources) {
         mRepoSources = repoSources;
     }
 
+    /**
+     * Set the image factory used by the label provider.
+     */
+    public void setImageFactory(ImageFactory imageFactory) {
+        mImageFactory = imageFactory;
+    }
+
     public ILabelProvider getLabelProvider() {
         return new ViewerLabelProvider();
     }
@@ -55,10 +68,40 @@ class RepoSourcesAdapter {
 
     // ------------
 
-    public static class ViewerLabelProvider extends LabelProvider {
+    public class ViewerLabelProvider extends LabelProvider {
+
         /** Returns null by default */
         @Override
         public Image getImage(Object element) {
+
+            if (mImageFactory != null) {
+                if (element instanceof RepoSource) {
+                    return mImageFactory.getImage("source_icon16.png");
+
+                } else if (element instanceof PlatformPackage) {
+                    return mImageFactory.getImage("red_ball_icon16.png");
+
+                } else if (element instanceof AddonPackage) {
+                    return mImageFactory.getImage("green_ball_icon16.png");
+
+                } else if (element instanceof ToolPackage) {
+                    return mImageFactory.getImage("blue_ball_icon16.png");
+
+                } else if (element instanceof DocPackage) {
+                    return mImageFactory.getImage("purple_ball_icon16.png");
+
+                } else if (element instanceof Package) {
+                    return mImageFactory.getImage("gray_ball_icon16.png");
+
+                } else if (element instanceof Archive) {
+                    if (((Archive) element).isCompatible()) {
+                        return mImageFactory.getImage("archive_icon16.png");
+                    } else {
+                        return mImageFactory.getImage("incompat_icon16.png");
+                    }
+                }
+            }
+
             return super.getImage(element);
         }
 

tools/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterData.java

@@ -27,6 +27,7 @@ import com.android.sdklib.internal.repository.ITaskMonitor;
 import com.android.sdklib.internal.repository.LocalSdkParser;
 import com.android.sdklib.internal.repository.RepoSource;
 import com.android.sdklib.internal.repository.RepoSources;
+import com.android.sdkuilib.internal.repository.icons.ImageFactory;
 
 import org.eclipse.swt.widgets.Display;
 
@@ -52,6 +53,8 @@ class UpdaterData {
     private final LocalSdkAdapter mLocalSdkAdapter = new LocalSdkAdapter(this);
     private final RepoSourcesAdapter mSourcesAdapter = new RepoSourcesAdapter(mSources);
 
+    private ImageFactory mImageFactory;
+
     private final ArrayList<ISdkListener> mListeners = new ArrayList<ISdkListener>();
 
     public interface ISdkListener {
@@ -116,6 +119,15 @@ class UpdaterData {
         return mSdkLog;
     }
 
+    public void setImageFactory(ImageFactory imageFactory) {
+        mImageFactory = imageFactory;
+        mSourcesAdapter.setImageFactory(imageFactory);
+    }
+
+    public ImageFactory getImageFactory() {
+        return mImageFactory;
+    }
+
     public SdkManager getSdkManager() {
         return mSdkManager;
     }

tools/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/UpdaterWindowImpl.java

@@ -21,17 +21,15 @@ import com.android.sdklib.ISdkLog;
 import com.android.sdklib.SdkConstants;
 import com.android.sdklib.internal.repository.RepoSource;
 import com.android.sdklib.repository.SdkRepository;
+import com.android.sdkuilib.internal.repository.icons.ImageFactory;
 
 import org.eclipse.swt.SWT;
-import org.eclipse.swt.SWTException;
 import org.eclipse.swt.custom.SashForm;
 import org.eclipse.swt.custom.StackLayout;
 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.Image;
-import org.eclipse.swt.graphics.ImageData;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.layout.FillLayout;
 import org.eclipse.swt.widgets.Composite;
@@ -39,7 +37,6 @@ import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.List;
 import org.eclipse.swt.widgets.Shell;
 
-import java.io.InputStream;
 import java.lang.reflect.Constructor;
 import java.util.ArrayList;
 
@@ -71,7 +68,6 @@ public class UpdaterWindowImpl {
     private RemotePackagesPage mRemotePackagesPage;
     private AvdManagerPage mAvdManagerPage;
     private StackLayout mStackLayout;
-    private Image mIconImage;
 
     public UpdaterWindowImpl(ISdkLog sdkLog, String osSdkRoot, boolean userCanChangeSdkRoot) {
         mUpdaterData = new UpdaterData(osSdkRoot, sdkLog);
@@ -174,33 +170,27 @@ public class UpdaterWindowImpl {
      * Callback called when the window shell is disposed.
      */
     private void onAndroidSdkUpdaterDispose() {
-        if (mIconImage != null) {
-            mIconImage.dispose();
-            mIconImage = null;
+        if (mUpdaterData != null) {
+            ImageFactory imgFactory = mUpdaterData.getImageFactory();
+            if (imgFactory != null) {
+                imgFactory.dispose();
+            }
         }
     }
 
     /**
      * Creates the icon of the window shell.
-     * The icon is disposed by {@link #onAndroidSdkUpdaterDispose()}.
      */
     private void setWindowImage(Shell androidSdkUpdater) {
-        String image = "android_icon_16.png"; //$NON-NLS-1$
+        String imageName = "android_icon_16.png"; //$NON-NLS-1$
         if (SdkConstants.currentPlatform() == SdkConstants.PLATFORM_DARWIN) {
-            image = "android_icon_128.png"; //$NON-NLS-1$
+            imageName = "android_icon_128.png"; //$NON-NLS-1$
         }
-        InputStream stream = getClass().getResourceAsStream(image);
-        if (stream != null) {
-            try {
-                ImageData imgData = new ImageData(stream);
-                mIconImage = new Image(mAndroidSdkUpdater.getDisplay(),
-                        imgData,
-                        imgData.getTransparencyMask());
-                mAndroidSdkUpdater.setImage(mIconImage);
-            } catch (SWTException e) {
-                mUpdaterData.getSdkLog().error(e, "Failed to set window icon");  //$NON-NLS-1$
-            } catch (IllegalArgumentException e) {
-                mUpdaterData.getSdkLog().error(e, "Failed to set window icon");  //$NON-NLS-1$
+
+        if (mUpdaterData != null) {
+            ImageFactory imgFactory = mUpdaterData.getImageFactory();
+            if (imgFactory != null) {
+                mAndroidSdkUpdater.setImage(imgFactory.getImage(imageName));
             }
         }
     }
@@ -212,6 +202,7 @@ public class UpdaterWindowImpl {
     private void firstInit() {
         mTaskFactory = new ProgressTaskFactory(getShell());
         mUpdaterData.setTaskFactory(mTaskFactory);
+        mUpdaterData.setImageFactory(new ImageFactory(getShell().getDisplay()));
 
         addPage(mAvdManagerPage, "Virtual Devices");
         addPage(mLocalPackagePage, "Installed Packages");

tools/sdkmanager/libs/sdkuilib/src/com/android/sdkuilib/internal/repository/icons/ImageFactory.java

@@ -0,0 +1,85 @@
+/*
+ * 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.sdkuilib.internal.repository.icons;
+
+import org.eclipse.swt.SWTException;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.widgets.Display;
+
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Iterator;
+
+
+/**
+ * An utility class to serve {@link Image} correspond to the various icons
+ * present in this package and dispose of them correctly at the end.
+ */
+public class ImageFactory {
+
+    private final Display mDisplay;
+    private final HashMap<String, Image> mImages = new HashMap<String, Image>();
+
+    public ImageFactory(Display display) {
+        mDisplay = display;
+    }
+
+    /**
+     * Loads an image given its filename (with its extension).
+     * Might return null if the image cannot be loaded.
+     */
+    public Image getImage(String imageName) {
+
+        Image image = mImages.get(imageName);
+        if (image != null) {
+            return image;
+        }
+
+        InputStream stream = getClass().getResourceAsStream(imageName);
+        if (stream != null) {
+            try {
+                ImageData imgData = new ImageData(stream);
+                image = new Image(mDisplay, imgData, imgData.getTransparencyMask());
+            } catch (SWTException e) {
+                // ignore
+            } catch (IllegalArgumentException e) {
+                // ignore
+            }
+        }
+
+        // Store the image in the hash, even if this failed. If it fails now, it will fail later.
+        mImages.put(imageName, image);
+
+        return image;
+    }
+
+    /**
+     * Dispose all the images created by this factory so far.
+     */
+    public void dispose() {
+        Iterator<Image> it = mImages.values().iterator();
+        while(it.hasNext()) {
+            Image img = it.next();
+            if (img != null) {
+                img.dispose();
+            }
+            it.remove();
+        }
+    }
+
+}