WebView autofill implementation

components/autofill/android/autofill_provider_android.h

+// Copyright 2017 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.
+
+#ifndef COMPONENTS_AUTOFILL_ANDROID_AUTOFILL_PROVIDER_ANDROID_H_
+#define COMPONENTS_AUTOFILL_ANDROID_AUTOFILL_PROVIDER_ANDROID_H_
+
+#include "base/android/jni_weak_ref.h"
+#include "base/memory/weak_ptr.h"
+#include "components/autofill/core/browser/autofill_provider.h"
+
+namespace content {
+class WebContents;
+}
+
+namespace autofill {
+
+class FormDataAndroid;
+
+class AutofillProviderAndroid : public AutofillProvider {
+ public:
+  AutofillProviderAndroid(
+      const base::android::ScopedJavaLocalRef<jobject>& jcaller,
+      content::WebContents* web_contents);
+  virtual ~AutofillProviderAndroid();
+
+  void setNewWebContents();
+  // Override AutofillProvider methods
+  void OnQueryFormFieldAutofill(AutofillManager* manager,
+                                int32_t id,
+                                const FormData& form,
+                                const FormFieldData& field,
+                                const gfx::RectF& bounding_box) override;
+
+  void OnTextFieldDidChange(AutofillManager* manager,
+                            const FormData& form,
+                            const FormFieldData& field,
+                            const base::TimeTicks& timestamp) override;
+
+  void OnWillSubmitForm(AutofillManager* manager,
+                        const FormData& form,
+                        const base::TimeTicks& timestamp) override;
+
+  void OnFocusNoLongerOnForm(AutofillManager* manager) override;
+
+  void OnDidFillAutofillFormData(AutofillManager* manager,
+                                 const FormData& form,
+                                 base::TimeTicks timestamp) override;
+
+  void Reset(AutofillManager* manager) override;
+
+  // Methods called by Java.
+  void OnAutofillAvailable(JNIEnv* env, jobject jcaller, jobject formData);
+
+ private:
+  void OnFocusChanged(bool focus_on_form,
+                      size_t index,
+                      const gfx::RectF& bounding_box);
+
+  bool ValidateManager(AutofillManager* manager);
+
+  int32_t id_;
+  std::unique_ptr<FormDataAndroid> form_;
+  base::WeakPtr<AutofillManager> manager_;
+  JavaObjectWeakGlobalRef java_ref_;
+  content::WebContents* web_contents_;
+
+  DISALLOW_COPY_AND_ASSIGN(AutofillProviderAndroid);
+};
+
+bool RegisterAutofillProvider(JNIEnv* env);
+
+}  // namespace autofill
+
+#endif  // COMPONENTS_AUTOFILL_ANDROID_AUTOFILL_PROVIDER_ANDROID_H_