255 lines
9 KiB
C++
255 lines
9 KiB
C++
// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/common/api/electron_api_clipboard.h"
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#include "base/strings/utf_string_conversions.h"
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#include "shell/common/gin_converters/image_converter.h"
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#include "shell/common/gin_helper/dictionary.h"
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#include "shell/common/node_includes.h"
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#include "third_party/skia/include/core/SkBitmap.h"
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#include "third_party/skia/include/core/SkImageInfo.h"
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#include "third_party/skia/include/core/SkPixmap.h"
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#include "ui/base/clipboard/clipboard_format_type.h"
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#include "ui/base/clipboard/scoped_clipboard_writer.h"
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namespace electron {
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namespace api {
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ui::ClipboardBuffer Clipboard::GetClipboardBuffer(gin_helper::Arguments* args) {
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std::string type;
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if (args->GetNext(&type) && type == "selection")
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return ui::ClipboardBuffer::kSelection;
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else
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return ui::ClipboardBuffer::kCopyPaste;
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}
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std::vector<std::u16string> Clipboard::AvailableFormats(
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gin_helper::Arguments* args) {
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std::vector<std::u16string> format_types;
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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clipboard->ReadAvailableTypes(GetClipboardBuffer(args),
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/* data_dst = */ nullptr, &format_types);
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return format_types;
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}
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bool Clipboard::Has(const std::string& format_string,
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gin_helper::Arguments* args) {
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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ui::ClipboardFormatType format(
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ui::ClipboardFormatType::GetType(format_string));
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return clipboard->IsFormatAvailable(format, GetClipboardBuffer(args),
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/* data_dst = */ nullptr);
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}
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std::string Clipboard::Read(const std::string& format_string) {
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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ui::ClipboardFormatType format(
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ui::ClipboardFormatType::GetType(format_string));
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std::string data;
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clipboard->ReadData(format, /* data_dst = */ nullptr, &data);
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return data;
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}
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v8::Local<v8::Value> Clipboard::ReadBuffer(const std::string& format_string,
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gin_helper::Arguments* args) {
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std::string data = Read(format_string);
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return node::Buffer::Copy(args->isolate(), data.data(), data.length())
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.ToLocalChecked();
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}
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void Clipboard::WriteBuffer(const std::string& format,
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const v8::Local<v8::Value> buffer,
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gin_helper::Arguments* args) {
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if (!node::Buffer::HasInstance(buffer)) {
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args->ThrowError("buffer must be a node Buffer");
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return;
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}
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ui::ScopedClipboardWriter writer(GetClipboardBuffer(args));
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base::span<const uint8_t> payload_span(
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reinterpret_cast<const uint8_t*>(node::Buffer::Data(buffer)),
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node::Buffer::Length(buffer));
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writer.WriteData(base::UTF8ToUTF16(format),
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mojo_base::BigBuffer(payload_span));
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}
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void Clipboard::Write(const gin_helper::Dictionary& data,
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gin_helper::Arguments* args) {
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ui::ScopedClipboardWriter writer(GetClipboardBuffer(args));
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std::u16string text, html, bookmark;
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gfx::Image image;
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if (data.Get("text", &text)) {
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writer.WriteText(text);
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if (data.Get("bookmark", &bookmark))
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writer.WriteBookmark(bookmark, base::UTF16ToUTF8(text));
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}
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if (data.Get("rtf", &text)) {
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std::string rtf = base::UTF16ToUTF8(text);
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writer.WriteRTF(rtf);
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}
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if (data.Get("html", &html))
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writer.WriteHTML(html, std::string());
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if (data.Get("image", &image))
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writer.WriteImage(image.AsBitmap());
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}
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std::u16string Clipboard::ReadText(gin_helper::Arguments* args) {
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std::u16string data;
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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auto type = GetClipboardBuffer(args);
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if (clipboard->IsFormatAvailable(ui::ClipboardFormatType::GetPlainTextType(),
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type, /* data_dst = */ nullptr)) {
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clipboard->ReadText(type, /* data_dst = */ nullptr, &data);
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} else {
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#if defined(OS_WIN)
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if (clipboard->IsFormatAvailable(
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ui::ClipboardFormatType::GetPlainTextAType(), type,
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/* data_dst = */ nullptr)) {
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std::string result;
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clipboard->ReadAsciiText(type, /* data_dst = */ nullptr, &result);
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data = base::ASCIIToUTF16(result);
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}
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#endif
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}
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return data;
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}
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void Clipboard::WriteText(const std::u16string& text,
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gin_helper::Arguments* args) {
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ui::ScopedClipboardWriter writer(GetClipboardBuffer(args));
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writer.WriteText(text);
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}
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std::u16string Clipboard::ReadRTF(gin_helper::Arguments* args) {
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std::string data;
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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clipboard->ReadRTF(GetClipboardBuffer(args), /* data_dst = */ nullptr, &data);
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return base::UTF8ToUTF16(data);
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}
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void Clipboard::WriteRTF(const std::string& text, gin_helper::Arguments* args) {
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ui::ScopedClipboardWriter writer(GetClipboardBuffer(args));
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writer.WriteRTF(text);
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}
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std::u16string Clipboard::ReadHTML(gin_helper::Arguments* args) {
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std::u16string data;
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std::u16string html;
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std::string url;
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uint32_t start;
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uint32_t end;
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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clipboard->ReadHTML(GetClipboardBuffer(args), /* data_dst = */ nullptr, &html,
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&url, &start, &end);
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data = html.substr(start, end - start);
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return data;
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}
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void Clipboard::WriteHTML(const std::u16string& html,
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gin_helper::Arguments* args) {
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ui::ScopedClipboardWriter writer(GetClipboardBuffer(args));
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writer.WriteHTML(html, std::string());
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}
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v8::Local<v8::Value> Clipboard::ReadBookmark(gin_helper::Arguments* args) {
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std::u16string title;
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std::string url;
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gin_helper::Dictionary dict =
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gin_helper::Dictionary::CreateEmpty(args->isolate());
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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clipboard->ReadBookmark(/* data_dst = */ nullptr, &title, &url);
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dict.Set("title", title);
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dict.Set("url", url);
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return dict.GetHandle();
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}
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void Clipboard::WriteBookmark(const std::u16string& title,
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const std::string& url,
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gin_helper::Arguments* args) {
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ui::ScopedClipboardWriter writer(GetClipboardBuffer(args));
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writer.WriteBookmark(title, url);
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}
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gfx::Image Clipboard::ReadImage(gin_helper::Arguments* args) {
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ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread();
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base::Optional<gfx::Image> image;
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clipboard->ReadImage(
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GetClipboardBuffer(args),
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/* data_dst = */ nullptr,
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base::BindOnce(
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[](base::Optional<gfx::Image>* image, const SkBitmap& result) {
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image->emplace(gfx::Image::CreateFrom1xBitmap(result));
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},
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&image));
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DCHECK(image.has_value());
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return image.value();
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}
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void Clipboard::WriteImage(const gfx::Image& image,
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gin_helper::Arguments* args) {
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ui::ScopedClipboardWriter writer(GetClipboardBuffer(args));
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SkBitmap orig = image.AsBitmap();
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SkBitmap bmp;
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if (bmp.tryAllocPixels(orig.info()) &&
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orig.readPixels(bmp.info(), bmp.getPixels(), bmp.rowBytes(), 0, 0)) {
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writer.WriteImage(bmp);
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}
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}
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#if !defined(OS_MAC)
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void Clipboard::WriteFindText(const std::u16string& text) {}
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std::u16string Clipboard::ReadFindText() {
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return std::u16string();
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}
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#endif
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void Clipboard::Clear(gin_helper::Arguments* args) {
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ui::Clipboard::GetForCurrentThread()->Clear(GetClipboardBuffer(args));
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}
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} // namespace api
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} // namespace electron
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namespace {
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void Initialize(v8::Local<v8::Object> exports,
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v8::Local<v8::Value> unused,
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v8::Local<v8::Context> context,
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void* priv) {
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gin_helper::Dictionary dict(context->GetIsolate(), exports);
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dict.SetMethod("availableFormats",
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&electron::api::Clipboard::AvailableFormats);
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dict.SetMethod("has", &electron::api::Clipboard::Has);
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dict.SetMethod("read", &electron::api::Clipboard::Read);
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dict.SetMethod("write", &electron::api::Clipboard::Write);
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dict.SetMethod("readText", &electron::api::Clipboard::ReadText);
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dict.SetMethod("writeText", &electron::api::Clipboard::WriteText);
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dict.SetMethod("readRTF", &electron::api::Clipboard::ReadRTF);
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dict.SetMethod("writeRTF", &electron::api::Clipboard::WriteRTF);
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dict.SetMethod("readHTML", &electron::api::Clipboard::ReadHTML);
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dict.SetMethod("writeHTML", &electron::api::Clipboard::WriteHTML);
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dict.SetMethod("readBookmark", &electron::api::Clipboard::ReadBookmark);
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dict.SetMethod("writeBookmark", &electron::api::Clipboard::WriteBookmark);
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dict.SetMethod("readImage", &electron::api::Clipboard::ReadImage);
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dict.SetMethod("writeImage", &electron::api::Clipboard::WriteImage);
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dict.SetMethod("readFindText", &electron::api::Clipboard::ReadFindText);
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dict.SetMethod("writeFindText", &electron::api::Clipboard::WriteFindText);
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dict.SetMethod("readBuffer", &electron::api::Clipboard::ReadBuffer);
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dict.SetMethod("writeBuffer", &electron::api::Clipboard::WriteBuffer);
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dict.SetMethod("clear", &electron::api::Clipboard::Clear);
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}
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} // namespace
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NODE_LINKED_MODULE_CONTEXT_AWARE(electron_common_clipboard, Initialize)
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