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// Copyright (c) 2012 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/chrome_web_contents_delegate_android.h"
#include "base/android/jni_android.h"
#include "chrome/browser/file_select_helper.h"
#include "chrome/browser/ui/app_modal_dialogs/javascript_dialog_creator.h"
#include "chrome/browser/ui/find_bar/find_match_rects_details.h"
#include "chrome/browser/ui/find_bar/find_notification_details.h"
#include "chrome/browser/ui/find_bar/find_tab_helper.h"
#include "chrome/common/chrome_notification_types.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/notification_source.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/file_chooser_params.h"
#include "jni/ChromeWebContentsDelegateAndroid_jni.h"
#include "ui/gfx/rect.h"
#include "ui/gfx/rect_f.h"
using base::android::AttachCurrentThread;
using base::android::GetClass;
using base::android::ScopedJavaLocalRef;
using content::FileChooserParams;
using content::WebContents;
namespace {
// Convenience method to create Android rects.
// RectType should be either gfx::Rect or gfx::RectF.
template <typename RectType>
ScopedJavaLocalRef<jobject> CreateAndroidRect(
JNIEnv* env,
const ScopedJavaLocalRef<jclass>& clazz,
const jmethodID& constructor,
const RectType& rect) {
ScopedJavaLocalRef<jobject> rect_object(
env,
env->NewObject(clazz.obj(),
constructor,
rect.x(),
rect.y(),
rect.right(),
rect.bottom()));
DCHECK(!rect_object.is_null());
return rect_object;
}
} // anonymous namespace
namespace chrome {
namespace android {
ChromeWebContentsDelegateAndroid::ChromeWebContentsDelegateAndroid(JNIEnv* env,
jobject obj)
: WebContentsDelegateAndroid(env, obj) {
}
ChromeWebContentsDelegateAndroid::~ChromeWebContentsDelegateAndroid() {
notification_registrar_.RemoveAll();
}
// Register native methods.
bool RegisterChromeWebContentsDelegateAndroid(JNIEnv* env) {
return RegisterNativesImpl(env);
}
void ChromeWebContentsDelegateAndroid::RunFileChooser(
WebContents* web_contents,
const FileChooserParams& params) {
FileSelectHelper::RunFileChooser(web_contents, params);
}
void ChromeWebContentsDelegateAndroid::CloseContents(
WebContents* web_contents) {
// Prevent dangling registrations assigned to closed web contents.
if (notification_registrar_.IsRegistered(this,
chrome::NOTIFICATION_FIND_RESULT_AVAILABLE,
content::Source<WebContents>(web_contents))) {
notification_registrar_.Remove(this,
chrome::NOTIFICATION_FIND_RESULT_AVAILABLE,
content::Source<WebContents>(web_contents));
}
WebContentsDelegateAndroid::CloseContents(web_contents);
}
void ChromeWebContentsDelegateAndroid::Observe(
int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
switch (type) {
case chrome::NOTIFICATION_FIND_RESULT_AVAILABLE:
OnFindResultAvailable(
content::Source<WebContents>(source).ptr(),
content::Details<FindNotificationDetails>(details).ptr());
break;
default:
NOTREACHED() << "Unexpected notification: " << type;
break;
}
}
void ChromeWebContentsDelegateAndroid::FindReply(
WebContents* web_contents,
int request_id,
int number_of_matches,
const gfx::Rect& selection_rect,
int active_match_ordinal,
bool final_update) {
if (!notification_registrar_.IsRegistered(this,
chrome::NOTIFICATION_FIND_RESULT_AVAILABLE,
content::Source<WebContents>(web_contents))) {
notification_registrar_.Add(this,
chrome::NOTIFICATION_FIND_RESULT_AVAILABLE,
content::Source<WebContents>(web_contents));
}
FindTabHelper* find_tab_helper = FindTabHelper::FromWebContents(web_contents);
find_tab_helper->HandleFindReply(request_id,
number_of_matches,
selection_rect,
active_match_ordinal,
final_update);
}
void ChromeWebContentsDelegateAndroid::OnFindResultAvailable(
WebContents* web_contents,
const FindNotificationDetails* find_result) {
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = GetJavaDelegate(env);
if (obj.is_null())
return;
// Create the selection rect.
ScopedJavaLocalRef<jclass> rect_clazz =
GetClass(env, "android/graphics/Rect");
jmethodID rect_constructor =
GetMethodID(env, rect_clazz, "<init>", "(IIII)V");
ScopedJavaLocalRef<jobject> selection_rect = CreateAndroidRect(
env, rect_clazz, rect_constructor, find_result->selection_rect());
// Create the details object.
ScopedJavaLocalRef<jclass> details_clazz =
GetClass(env, "org/chromium/chrome/browser/FindNotificationDetails");
jmethodID details_constructor = GetMethodID(env, details_clazz, "<init>",
"(ILandroid/graphics/Rect;IZ)V");
ScopedJavaLocalRef<jobject> details_object(
env,
env->NewObject(details_clazz.obj(),
details_constructor,
find_result->number_of_matches(),
selection_rect.obj(),
find_result->active_match_ordinal(),
find_result->final_update()));
DCHECK(!details_object.is_null());
Java_ChromeWebContentsDelegateAndroid_onFindResultAvailable(
env,
obj.obj(),
details_object.obj());
}
void ChromeWebContentsDelegateAndroid::FindMatchRectsReply(
WebContents* web_contents,
int version,
const std::vector<gfx::RectF>& rects,
const gfx::RectF& active_rect) {
FindMatchRectsDetails match_rects(version, rects, active_rect);
content::NotificationService::current()->Notify(
chrome::NOTIFICATION_FIND_MATCH_RECTS_AVAILABLE,
content::Source<WebContents>(web_contents),
content::Details<FindMatchRectsDetails>(&match_rects));
JNIEnv* env = AttachCurrentThread();
ScopedJavaLocalRef<jobject> obj = GetJavaDelegate(env);
if (obj.is_null())
return;
// Create the rects.
ScopedJavaLocalRef<jclass> rect_clazz =
GetClass(env, "android/graphics/RectF");
jmethodID rect_constructor =
GetMethodID(env, rect_clazz, "<init>", "(FFFF)V");
ScopedJavaLocalRef<jobjectArray> jrects(env, env->NewObjectArray(
match_rects.rects().size(), rect_clazz.obj(), NULL));
for (size_t i = 0; i < match_rects.rects().size(); ++i) {
env->SetObjectArrayElement(
jrects.obj(), i,
CreateAndroidRect(env,
rect_clazz,
rect_constructor,
match_rects.rects()[i]).obj());
}
ScopedJavaLocalRef<jobject> jactive_rect = CreateAndroidRect(
env, rect_clazz, rect_constructor, match_rects.active_rect());
// Create the details object.
ScopedJavaLocalRef<jclass> details_clazz =
GetClass(env, "org/chromium/chrome/browser/FindMatchRectsDetails");
jmethodID details_constructor = GetMethodID(env, details_clazz, "<init>",
"(I[Landroid/graphics/RectF;Landroid/graphics/RectF;)V");
ScopedJavaLocalRef<jobject> details_object(
env,
env->NewObject(details_clazz.obj(),
details_constructor,
match_rects.version(),
jrects.obj(),
jactive_rect.obj()));
DCHECK(!details_object.is_null());
Java_ChromeWebContentsDelegateAndroid_onFindMatchRectsAvailable(
env,
obj.obj(),
details_object.obj());
}
content::JavaScriptDialogCreator*
ChromeWebContentsDelegateAndroid::GetJavaScriptDialogCreator() {
return GetJavaScriptDialogCreatorInstance();
}
} // namespace android
} // namespace chrome
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