// Copyright (c) 2014 The Chromium Embedded Framework 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 "dialog_handler.h"

#include "client_handler.h"

#include "jni_util.h"

#include "util.h"

namespace {

// JNI CefFileDialogCallback object.

class ScopedJNIFileDialogCallback

: public ScopedJNIObject<CefFileDialogCallback> {

public:

ScopedJNIFileDialogCallback(JNIEnv* env, CefRefPtr<CefFileDialogCallback> obj)

: ScopedJNIObject<CefFileDialogCallback>(

env,

obj,

"org/cef/callback/CefFileDialogCallback_N",

"CefFileDialogCallback") {}

};

} // namespace

DialogHandler::DialogHandler(JNIEnv* env, jobject handler)

: handle_(env, handler) {}

bool DialogHandler::OnFileDialog(

CefRefPtr<CefBrowser> browser,

FileDialogMode mode,

const CefString& title,

const CefString& default_file_path,

const std::vector<CefString>& accept_filters,

const std::vector<CefString>& accept_extensions,

const std::vector<CefString>& accept_descriptions,

CefRefPtr<CefFileDialogCallback> callback) {

ScopedJNIEnv env;

if (!env)

return false;

ScopedJNIBrowser jbrowser(env, browser);

ScopedJNIString jtitle(env, title);

ScopedJNIString jdefaultFilePath(env, default_file_path);

ScopedJNIObjectLocal jacceptFilters(env,

NewJNIStringVector(env, accept_filters));

ScopedJNIObjectLocal jacceptExtensions(

env, NewJNIStringVector(env, accept_extensions));

ScopedJNIObjectLocal jacceptDescriptions(

env, NewJNIStringVector(env, accept_descriptions));

ScopedJNIFileDialogCallback jcallback(env, callback);

ScopedJNIObjectResult jmode(env);

switch (mode) {

default:

JNI_CASE(env, "org/cef/handler/CefDialogHandler$FileDialogMode",

FILE_DIALOG_OPEN, jmode);

JNI_CASE(env, "org/cef/handler/CefDialogHandler$FileDialogMode",

FILE_DIALOG_OPEN_MULTIPLE, jmode);

JNI_CASE(env, "org/cef/handler/CefDialogHandler$FileDialogMode",

FILE_DIALOG_SAVE, jmode);

}

jboolean jreturn = JNI_FALSE;

JNI_CALL_METHOD(

env, handle_, "onFileDialog",

"(Lorg/cef/browser/CefBrowser;Lorg/cef/handler/"

"CefDialogHandler$FileDialogMode;Ljava/lang/String;Ljava/lang/"

"String;Ljava/util/Vector;Ljava/util/Vector;Ljava/util/Vector;Lorg/cef/"

"callback/CefFileDialogCallback;)Z",

Boolean, jreturn, jbrowser.get(), jmode.get(), jtitle.get(),

jdefaultFilePath.get(), jacceptFilters.get(), jacceptExtensions.get(),

jacceptDescriptions.get(), jcallback.get());

if (jreturn == JNI_FALSE) {

// If the Java method returns "false" the callback won't be used and

// the reference can therefore be removed.

jcallback.SetTemporary();

}

return (jreturn != JNI_FALSE);

}