ladybird/Applications/FileManager/DirectoryView.h

111 lines
3.8 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/Vector.h>
#include <LibGUI/ColumnsView.h>
#include <LibGUI/FileSystemModel.h>
#include <LibGUI/ItemView.h>
#include <LibGUI/StackWidget.h>
#include <LibGUI/TableView.h>
#include <sys/stat.h>
class DirectoryView final : public GUI::StackWidget {
C_OBJECT(DirectoryView)
public:
virtual ~DirectoryView() override;
void open(const StringView& path);
String path() const { return model().root_path(); }
void open_parent_directory();
void open_previous_directory();
void open_next_directory();
int path_history_size() const { return m_path_history.size(); }
int path_history_position() const { return m_path_history_position; }
void refresh();
Function<void(const StringView&)> on_path_change;
Function<void(GUI::AbstractView&)> on_selection_change;
Function<void(const GUI::AbstractView&, const GUI::ModelIndex&, const GUI::ContextMenuEvent&)> on_context_menu_request;
Function<void(const GUI::AbstractView&, const GUI::ModelIndex&, const GUI::DropEvent&)> on_drop;
Function<void(const StringView&)> on_status_message;
Function<void(int done, int total)> on_thumbnail_progress;
enum ViewMode {
Invalid,
List,
Columns,
Icon
};
void set_view_mode(ViewMode);
ViewMode view_mode() const { return m_view_mode; }
GUI::AbstractView& current_view()
{
switch (m_view_mode) {
case ViewMode::List:
return *m_table_view;
case ViewMode::Columns:
return *m_columns_view;
case ViewMode::Icon:
return *m_item_view;
default:
ASSERT_NOT_REACHED();
}
}
template<typename Callback>
void for_each_view_implementation(Callback callback)
{
callback(*m_table_view);
callback(*m_item_view);
callback(*m_columns_view);
}
GUI::FileSystemModel& model() { return *m_model; }
private:
DirectoryView();
const GUI::FileSystemModel& model() const { return *m_model; }
void handle_activation(const GUI::ModelIndex&);
void set_status_message(const StringView&);
void update_statusbar();
ViewMode m_view_mode { Invalid };
NonnullRefPtr<GUI::FileSystemModel> m_model;
size_t m_path_history_position { 0 };
Vector<String> m_path_history;
void add_path_to_history(const StringView& path);
RefPtr<GUI::TableView> m_table_view;
RefPtr<GUI::ItemView> m_item_view;
RefPtr<GUI::ColumnsView> m_columns_view;
};