Add FindInPageBridge

chrome/browser/android/find_in_page/find_in_page_bridge.cc

+// Copyright 2014 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.
+
+#include "chrome/browser/android/find_in_page/find_in_page_bridge.h"
+
+#include "base/android/jni_string.h"
+#include "chrome/browser/ui/find_bar/find_tab_helper.h"
+#include "content/public/browser/web_contents.h"
+#include "jni/FindInPageBridge_jni.h"
+
+using base::android::ConvertUTF16ToJavaString;
+
+FindInPageBridge::FindInPageBridge(JNIEnv* env,
+                                   jobject obj,
+                                   jobject j_web_contents)
+    : weak_java_ref_(env, obj) {
+  web_contents_ = content::WebContents::FromJavaWebContents(j_web_contents);
+}
+
+void FindInPageBridge::Destroy(JNIEnv*, jobject) {
+  delete this;
+}
+
+void FindInPageBridge::StartFinding(JNIEnv* env,
+                                    jobject obj,
+                                    jstring search_string,
+                                    jboolean forward_direction,
+                                    jboolean case_sensitive) {
+  FindTabHelper::FromWebContents(web_contents_)->
+      StartFinding(
+          base::android::ConvertJavaStringToUTF16(env, search_string),
+          forward_direction,
+          case_sensitive);
+}
+
+void FindInPageBridge::StopFinding(JNIEnv* env, jobject obj) {
+  FindTabHelper::FromWebContents(web_contents_)->
+      StopFinding(FindBarController::kClearSelectionOnPage);
+}
+
+ScopedJavaLocalRef<jstring> FindInPageBridge::GetPreviousFindText(JNIEnv* env,
+                                                                  jobject obj) {
+  return ConvertUTF16ToJavaString(
+      env, FindTabHelper::FromWebContents(web_contents_)->previous_find_text());
+}
+
+void FindInPageBridge::RequestFindMatchRects(JNIEnv* env,
+                                             jobject obj,
+                                             jint current_version) {
+  FindTabHelper::FromWebContents(web_contents_)->
+      RequestFindMatchRects(current_version);
+}
+
+void FindInPageBridge::ActivateNearestFindResult(JNIEnv* env,
+                                                 jobject obj,
+                                                 jfloat x,
+                                                 jfloat y) {
+  FindTabHelper::FromWebContents(web_contents_)->
+      ActivateNearestFindResult(x, y);
+}
+
+// static
+static jlong Init(JNIEnv* env, jobject obj, jobject j_web_contents) {
+  FindInPageBridge* bridge = new FindInPageBridge(env, obj, j_web_contents);
+  return reinterpret_cast<intptr_t>(bridge);
+}
+
+bool FindInPageBridge::RegisterFindInPageBridge(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}