[Remoting Android] Separate help and feedback in navigation drawer

remoting/android/java/src/org/chromium/chromoting/help/FeedbackSender.java

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.chromoting.help;
+
+import android.app.Activity;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.graphics.Bitmap;
+import android.os.Binder;
+import android.os.IBinder;
+import android.os.Parcel;
+import android.os.RemoteException;
+import android.view.View;
+
+import org.chromium.base.Log;
+import org.chromium.ui.UiUtils;
+
+/**
+ * This is a helper class for sending feedback.
+ */
+public class FeedbackSender {
+    private static final String TAG = "Chromoting";
+
+    /**
+     * Maximum dimension for the screenshot to be sent to the Send Feedback handler.  This size
+     * ensures the size of bitmap < 1MB, which is a requirement of the handler.
+     */
+    private static final int MAX_FEEDBACK_SCREENSHOT_DIMENSION = 600;
+
+    private static final String FEEDBACK_PACKAGE = "com.google.android.gms";
+
+    private static final String FEEDBACK_CLASS =
+            "com.google.android.gms.feedback.LegacyBugReportService";
+
+    private static final int SEND_FEEDBACK_INFO = Binder.FIRST_CALL_TRANSACTION;
+
+    /**
+     * Opens the feedback activity with a generated screenshot.
+     * @param activity The activity for grabbing the screenshot and acting as the context.
+     */
+    public static void sendFeedback(Activity activity) {
+        View rootView = activity.getWindow().getDecorView().getRootView();
+        Bitmap screenshot = UiUtils.generateScaledScreenshot(rootView,
+                MAX_FEEDBACK_SCREENSHOT_DIMENSION,
+                Bitmap.Config.ARGB_8888);
+        sendFeedback(activity, screenshot);
+    }
+
+    /**
+     * Opens the feedback activity with the given screenshot image.
+     * @param context The context for resource.
+     * @param screenshot The screenshot image.
+     */
+    public static void sendFeedback(Context context, final Bitmap screenshot) {
+        Intent intent = new Intent(Intent.ACTION_BUG_REPORT);
+        intent.setComponent(new ComponentName(FEEDBACK_PACKAGE, FEEDBACK_CLASS));
+        if (context.getPackageManager().resolveService(intent, 0) == null) {
+            Log.e(TAG, "Unable to resolve Feedback service.");
+            return;
+        }
+
+        ServiceConnection conn = new ServiceConnection() {
+            @Override
+            public void onServiceConnected(ComponentName name, IBinder service) {
+                try {
+                    Parcel parcel = Parcel.obtain();
+                    if (screenshot != null) {
+                        screenshot.writeToParcel(parcel, 0);
+                    }
+                    service.transact(SEND_FEEDBACK_INFO, parcel, null, 0);
+                    parcel.recycle();
+                } catch (RemoteException ex) {
+                    Log.e(TAG, "Unexpected error sending feedback: ", ex);
+                }
+            }
+
+            @Override
+            public void onServiceDisconnected(ComponentName name) {}
+        };
+
+        context.bindService(intent, conn, Context.BIND_AUTO_CREATE);
+    }
+}