electron/browser/api/atom_api_dialog.cc
2013-09-23 22:52:48 +08:00

158 lines
4.3 KiB
C++

// Copyright (c) 2013 GitHub, Inc. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "browser/api/atom_api_dialog.h"
#include "base/bind.h"
#include "browser/native_window.h"
#include "browser/ui/file_dialog.h"
#include "browser/ui/message_box.h"
#include "common/v8_conversions.h"
#include "vendor/node/src/node_internals.h"
using node::node_isolate;
namespace atom {
namespace api {
namespace {
template<typename T>
void CallV8Function(v8::Persistent<v8::Function> callback, T arg) {
DCHECK(!callback.IsEmpty());
v8::HandleScope scope;
v8::Handle<v8::Value> value = ToV8Value(arg);
callback->Call(callback, 1, &value);
callback.Dispose(node_isolate);
}
template<typename T>
void CallV8Function2(v8::Persistent<v8::Function> callback,
bool result,
T arg) {
if (result)
return CallV8Function<T>(callback, arg);
else
return CallV8Function<void*>(callback, NULL);
}
void Initialize(v8::Handle<v8::Object> target) {
v8::HandleScope scope;
NODE_SET_METHOD(target, "showMessageBox", ShowMessageBox);
NODE_SET_METHOD(target, "showOpenDialog", ShowOpenDialog);
NODE_SET_METHOD(target, "showSaveDialog", ShowSaveDialog);
}
} // namespace
v8::Handle<v8::Value> ShowMessageBox(const v8::Arguments &args) {
v8::HandleScope scope;
int type;
std::vector<std::string> buttons;
std::string title, message, detail;
if (!FromV8Arguments(args, &type, &buttons, &title, &message, &detail))
return node::ThrowTypeError("Bad argument");
NativeWindow* native_window = FromV8Value(args[5]);
v8::Persistent<v8::Function> callback = FromV8Value(args[6]);
if (callback.IsEmpty()) {
int chosen = atom::ShowMessageBox(
native_window,
(MessageBoxType)type,
buttons,
title,
message,
detail);
return scope.Close(v8::Integer::New(chosen));
} else {
atom::ShowMessageBox(
native_window,
(MessageBoxType)type,
buttons,
title,
message,
detail,
base::Bind(&CallV8Function<int>, callback));
return v8::Undefined();
}
}
v8::Handle<v8::Value> ShowOpenDialog(const v8::Arguments &args) {
v8::HandleScope scope;
std::string title;
base::FilePath default_path;
int properties;
if (!FromV8Arguments(args, &title, &default_path, &properties))
return node::ThrowTypeError("Bad argument");
NativeWindow* native_window = FromV8Value(args[3]);
v8::Persistent<v8::Function> callback = FromV8Value(args[4]);
if (callback.IsEmpty()) {
std::vector<base::FilePath> paths;
if (!file_dialog::ShowOpenDialog(native_window,
title,
default_path,
properties,
&paths))
return v8::Undefined();
v8::Handle<v8::Array> result = v8::Array::New(paths.size());
for (size_t i = 0; i < paths.size(); ++i)
result->Set(i, ToV8Value(paths[i]));
return scope.Close(result);
} else {
file_dialog::ShowOpenDialog(
native_window,
title,
default_path,
properties,
base::Bind(&CallV8Function2<const std::vector<base::FilePath>&>,
callback));
return v8::Undefined();
}
}
v8::Handle<v8::Value> ShowSaveDialog(const v8::Arguments &args) {
v8::HandleScope scope;
std::string title;
base::FilePath default_path;
if (!FromV8Arguments(args, &title, &default_path))
return node::ThrowTypeError("Bad argument");
NativeWindow* native_window = FromV8Value(args[2]);
v8::Persistent<v8::Function> callback = FromV8Value(args[3]);
if (callback.IsEmpty()) {
base::FilePath path;
if (!file_dialog::ShowSaveDialog(native_window,
title,
default_path,
&path))
return v8::Undefined();
return scope.Close(ToV8Value(path));
} else {
file_dialog::ShowSaveDialog(
native_window,
title,
default_path,
base::Bind(&CallV8Function2<const base::FilePath&>, callback));
return v8::Undefined();
}
}
} // namespace api
} // namespace atom
NODE_MODULE(atom_browser_dialog, atom::api::Initialize)