[rAc Android dialog] Stubs for Autofill dialog integration.

chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogControllerAndroid.java

Index: chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogControllerAndroid.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogControllerAndroid.java b/chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogControllerAndroid.java
new file mode 100644
index 0000000000000000000000000000000000000000..b3cd57d8216e2122ab29f8dbb72a4b3524539669
--- /dev/null
+++ b/chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogControllerAndroid.java
@@ -0,0 +1,190 @@
+// Copyright (c) 2013 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.chrome.browser.autofill;
+
+import org.chromium.base.CalledByNative;
+import org.chromium.base.JNINamespace;
+import org.chromium.ui.WindowAndroid;
+
+/**
+ * Java-side AutofillDialog and AutofillDialogFactory interfaces, and
+ * JNI glue for C++ AutofillDialogControllerAndroid.
+ */
+@JNINamespace("autofill")
+public class AutofillDialogControllerAndroid {
+    private static AutofillDialogFactory mDialogFactory;
+
+    private int mNativeDelegate;  // could be 0 after onDestroy().
+    private AutofillDialog mDialog;
+
+    /**
+     * An interface to the two possible continuations for the dialog.
+     * The dialog is expected to be dismissed when either of the calls is made.
+     */
+    public interface AutofillDialogDelegate {
+        /**
+         * Cancels the requestAutocomplete.
+         */
+        void dialogCancel();
+
+        /**
+         * Submits the data to the web-page and persists the last account/card/address choices.
+         * @param fullWallet Resulting billing/shipping information obtained from the user
+         * @param lastUsedChoiceIsAutofill Whether the last selected data source is Autofill
+         * @param lastUsedAccountName The last selected account name, or null
+         * @param guidLastUsedBilling GUID of the last selected Autofill billing address, or null
+         * @param guidLastUsedShipping GUID of the last selected Autofill shipping address, or null
+         * @param guidLastUsedCard GUID of the last selected Autofill credit card, or null
+         */
+        void dialogContinue(
+                AutofillDialogResult.ResultWallet fullWallet,
+                boolean lastUsedChoiceIsAutofill, String lastUsedAccountName,
+                String guidLastUsedBilling, String guidLastUsedShipping, String guidLastUsedCard);
+    }
+
+    /**
+     * An interface that exposes the necessary functionality for an Autofill dialog.
+     * Note that all information necessary to construct the dialog is passed to the factory.
+     */
+    public interface AutofillDialog {
+        /**
+         * Notifies the dialog that the C++ side is gone.
+         * The dialog needs to clear its reference to the no longer valid AutofillDialogDelegate.
+         */
+        void onDestroy();
+    }
+
+    /**
+     * An interface to the factory that creates Autofill dialogs.
+     */
+    public interface AutofillDialogFactory {
+        /**
+         * Creates the dialog.
+         * Reasonable attempts should be made to respect "initial choices",
+         * Initial choices don't have to be self-consistent or valid.
+         *
+         * @param delegate Continuations for the dialog
+         * @param windowAndroid Context in which the dialog should be shown
+         * @param requestFullBillingAddress Whether the full billing address is required
+         * @param requestShippingAddress Whether the shipping address is required
+         * @param requestPhoneNumbers Whether the phone numbers are required in addresses
+         * @param incognitoMode True if the dialog started from an incognito tab
+         * @param initialChoiceIsAutofill Whether the selected data source should be Autofill
+         * @param initialAccountName Account to be selected, or null
+         * @param initialBillingGuid GUID of the initial billing address selection in Autofill
+         * @param initialShippingGuid GUID of the initial shipping address selection in Autofill
+         * @param initialCardGuid GUID of the initial credit card selection in Autofill
+         * @param merchantDomain Scheme+origin for the originating web page, or null
+         * @return The Autofill dialog that would later call into the delegate, or null
+         */
+        AutofillDialog createDialog(
+                final AutofillDialogDelegate delegate,
+                final WindowAndroid windowAndroid,
+                final boolean requestFullBillingAddress, final boolean requestShippingAddress,
+                final boolean requestPhoneNumbers,
+                final boolean incognitoMode,
+                final boolean initialChoiceIsAutofill, final String initialAccountName,
+                final String initialBillingGuid, final String initialShippingGuid,
+                final String initialCardGuid,
+                final String merchantDomain);
+    }
+
+    /**
+     * Sets the factory to be used.
+     * @param factory An instance of the AutofillDialogFactory that will handle requests.
+     */
+    public static void setDialogFactory(AutofillDialogFactory factory) {
+        mDialogFactory = factory;
+    }
+
+    private AutofillDialogControllerAndroid(
+            final int nativeAutofillDialogControllerAndroid,
+            final WindowAndroid windowAndroid,
+            final boolean requestFullBillingAddress, final boolean requestShippingAddress,
+            final boolean requestPhoneNumbers,
+            final boolean incognitoMode,
+            final boolean initialChoiceIsAutofill, final String initialWalletAccountName,
+            final String initialBillingGuid, final String initialShippingGuid,
+            final String initialCardGuid,
+            final String merchantDomain) {
+        mNativeDelegate = nativeAutofillDialogControllerAndroid;
+
+        if (mDialogFactory == null) {
+            nativeDialogCancel(mNativeDelegate);
+            return;
+        }
+
+        AutofillDialogDelegate delegate = new AutofillDialogDelegate() {
+            @Override
+            public void dialogCancel() {
+                nativeDialogCancel(mNativeDelegate);
+            }
+
+            @Override
+            public void dialogContinue(
+                    AutofillDialogResult.ResultWallet fullWallet,
+                    boolean lastUsedChoiceIsAutofill, String lastUsedAccountName,
+                    String guidLastUsedBilling, String guidLastUsedShipping,
+                    String guidLastUsedCard) {
+                nativeDialogContinue(mNativeDelegate, fullWallet,
+                        lastUsedChoiceIsAutofill, lastUsedAccountName,
+                        guidLastUsedBilling, guidLastUsedShipping, guidLastUsedCard);
+            }
+        };
+
+        mDialog = mDialogFactory.createDialog(
+                delegate,
+                windowAndroid,
+                requestFullBillingAddress, requestShippingAddress,
+                requestPhoneNumbers,
+                incognitoMode,
+                initialChoiceIsAutofill, initialWalletAccountName,
+                initialBillingGuid, initialShippingGuid, initialCardGuid,
+                merchantDomain);
+        if (mDialog == null) {
+            nativeDialogCancel(mNativeDelegate);
+            return;
+        }
+    }
+
+    @CalledByNative
+    private static AutofillDialogControllerAndroid create(
+            final int nativeAutofillDialogControllerAndroid,
+            final WindowAndroid windowAndroid,
+            final boolean requestFullBillingAddress, final boolean requestShippingAddress,
+            final boolean requestPhoneNumbers,
+            final boolean incognitoMode,
+            final boolean initialChoiceIsAutofill, final String initialWalletAccountName,
+            final String initialBillingGuid, final String initialShippingGuid,
+            final String initialCreditCardGuid,
+            final String merchantDomain) {
+        return new AutofillDialogControllerAndroid(
+                nativeAutofillDialogControllerAndroid, windowAndroid,
+                requestFullBillingAddress, requestShippingAddress, requestPhoneNumbers,
+                incognitoMode,
+                initialChoiceIsAutofill, initialWalletAccountName,
+                initialBillingGuid, initialShippingGuid,
+                initialCreditCardGuid,
+                merchantDomain);
+    }
+
+    @CalledByNative
+    private void onDestroy() {
+        if (mNativeDelegate == 0) return;
+
+        if (mDialog != null) mDialog.onDestroy();
+
+        mDialog = null;
+        mNativeDelegate = 0;
+    }
+
+    // Calls from Java to C++ AutofillDialogControllerAndroid:
+
+    private native void nativeDialogCancel(int nativeAutofillDialogControllerAndroid);
+    private native void nativeDialogContinue(int nativeAutofillDialogControllerAndroid,
+            Object fullWallet,
+            boolean lastUsedChoiceIsAutofill, String lastUsedAccountName,
+            String guidLastUsedBilling, String guidLastUsedShipping, String guidLastUsedCard);
+}