a5420ee3d0
Instead of popen()/pclose(), we now open the pipes manually and wrap them in a friendly Core::File object.
123 lines
4.4 KiB
C++
123 lines
4.4 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "FileOperationProgressWidget.h"
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#include <Applications/FileManager/FileOperationProgressGML.h>
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#include <LibCore/File.h>
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#include <LibCore/Notifier.h>
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#include <LibGUI/Button.h>
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#include <LibGUI/Label.h>
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#include <LibGUI/MessageBox.h>
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#include <LibGUI/ProgressBar.h>
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#include <LibGUI/Window.h>
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namespace FileManager {
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FileOperationProgressWidget::FileOperationProgressWidget(NonnullRefPtr<Core::File> helper_pipe)
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: m_helper_pipe(move(helper_pipe))
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{
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load_from_gml(file_operation_progress_gml);
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auto& button = *find_descendant_of_type_named<GUI::Button>("button");
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button.on_click = [this] {
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close_pipe();
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window()->close();
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};
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m_notifier = Core::Notifier::construct(m_helper_pipe->fd(), Core::Notifier::Read);
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m_notifier->on_ready_to_read = [this] {
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auto line = m_helper_pipe->read_line();
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if (line.is_null()) {
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did_error();
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return;
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}
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auto parts = line.split_view(' ');
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VERIFY(!parts.is_empty());
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if (parts[0] == "FINISH"sv) {
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did_finish();
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return;
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}
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if (parts[0] == "PROGRESS"sv) {
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VERIFY(parts.size() >= 6);
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did_progress(
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parts[3].to_uint().value_or(0),
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parts[4].to_uint().value_or(0),
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parts[1].to_uint().value_or(0),
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parts[2].to_uint().value_or(0),
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parts[5]);
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}
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};
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}
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FileOperationProgressWidget::~FileOperationProgressWidget()
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{
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close_pipe();
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}
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void FileOperationProgressWidget::did_finish()
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{
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close_pipe();
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window()->close();
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}
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void FileOperationProgressWidget::did_error()
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{
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// FIXME: Communicate more with the user about errors.
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close_pipe();
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GUI::MessageBox::show(window(), "An error occurred", "Error", GUI::MessageBox::Type::Error, GUI::MessageBox::InputType::OK);
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window()->close();
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}
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void FileOperationProgressWidget::did_progress(off_t bytes_done, off_t total_byte_count, size_t files_done, size_t total_file_count, const StringView& current_file_name)
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{
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auto& current_file_label = *find_descendant_of_type_named<GUI::Label>("current_file_label");
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auto& current_file_progress_bar = *find_descendant_of_type_named<GUI::ProgressBar>("current_file_progress_bar");
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auto& overall_progress_label = *find_descendant_of_type_named<GUI::Label>("overall_progress_label");
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auto& overall_progress_bar = *find_descendant_of_type_named<GUI::ProgressBar>("overall_progress_bar");
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current_file_label.set_text(current_file_name);
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current_file_progress_bar.set_max(total_byte_count);
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current_file_progress_bar.set_value(bytes_done);
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overall_progress_label.set_text(String::formatted("{} of {}", files_done, total_file_count));
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overall_progress_bar.set_max(total_file_count);
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overall_progress_bar.set_value(files_done);
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}
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void FileOperationProgressWidget::close_pipe()
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{
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if (!m_helper_pipe)
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return;
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m_helper_pipe = nullptr;
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if (m_notifier)
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m_notifier->on_ready_to_read = nullptr;
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m_notifier = nullptr;
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}
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}
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