mirror of
https://github.com/LadybirdBrowser/ladybird.git
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eb21aa65d1
This changes client methods so that they return the IPC response's return value directly - instead of the response struct - for IPC methods which only have a single return value.
100 lines
2.5 KiB
C++
100 lines
2.5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Badge.h>
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#include <LibCore/EventLoop.h>
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#include <LibCore/MimeData.h>
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#include <LibGUI/DragOperation.h>
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#include <LibGUI/WindowServerConnection.h>
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#include <LibGfx/Bitmap.h>
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namespace GUI {
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static DragOperation* s_current_drag_operation;
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DragOperation::DragOperation(Core::Object* parent)
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: Core::Object(parent)
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{
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}
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DragOperation::~DragOperation()
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{
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}
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DragOperation::Outcome DragOperation::exec()
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{
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VERIFY(!s_current_drag_operation);
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VERIFY(!m_event_loop);
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VERIFY(m_mime_data);
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Gfx::ShareableBitmap drag_bitmap;
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if (m_mime_data->has_format("image/x-raw-bitmap")) {
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auto data = m_mime_data->data("image/x-raw-bitmap");
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auto bitmap = Gfx::Bitmap::create_from_serialized_byte_buffer(move(data));
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drag_bitmap = bitmap->to_shareable_bitmap();
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}
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auto started = WindowServerConnection::the().start_drag(
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m_mime_data->text(),
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m_mime_data->all_data(),
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drag_bitmap);
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if (!started) {
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m_outcome = Outcome::Cancelled;
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return m_outcome;
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}
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s_current_drag_operation = this;
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m_event_loop = make<Core::EventLoop>();
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auto result = m_event_loop->exec();
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m_event_loop = nullptr;
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dbgln("{}: event loop returned with result {}", class_name(), result);
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remove_from_parent();
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s_current_drag_operation = nullptr;
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return m_outcome;
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}
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void DragOperation::done(Outcome outcome)
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{
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VERIFY(m_outcome == Outcome::None);
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m_outcome = outcome;
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m_event_loop->quit(0);
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}
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void DragOperation::notify_accepted(Badge<WindowServerConnection>)
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{
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VERIFY(s_current_drag_operation);
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s_current_drag_operation->done(Outcome::Accepted);
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}
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void DragOperation::notify_cancelled(Badge<WindowServerConnection>)
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{
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if (s_current_drag_operation)
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s_current_drag_operation->done(Outcome::Cancelled);
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}
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void DragOperation::set_text(const String& text)
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{
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if (!m_mime_data)
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m_mime_data = Core::MimeData::construct();
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m_mime_data->set_text(text);
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}
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void DragOperation::set_bitmap(const Gfx::Bitmap* bitmap)
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{
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if (!m_mime_data)
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m_mime_data = Core::MimeData::construct();
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if (bitmap)
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m_mime_data->set_data("image/x-raw-bitmap", bitmap->serialize_to_byte_buffer());
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}
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void DragOperation::set_data(const String& data_type, const String& data)
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{
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if (!m_mime_data)
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m_mime_data = Core::MimeData::construct();
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m_mime_data->set_data(data_type, data.to_byte_buffer());
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}
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}
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