ladybird/Userland/Libraries/LibGUI/MultiView.h
2021-01-12 12:17:46 +01:00

124 lines
4 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 <LibGUI/Action.h>
#include <LibGUI/ColumnsView.h>
#include <LibGUI/IconView.h>
#include <LibGUI/StackWidget.h>
#include <LibGUI/TableView.h>
namespace GUI {
class MultiView final : public GUI::StackWidget {
C_OBJECT(MultiView)
public:
virtual ~MultiView() override;
void refresh();
Function<void()> on_selection_change;
Function<void(const ModelIndex&)> on_activation;
Function<void(const ModelIndex&)> on_selection;
Function<void(const ModelIndex&, const ContextMenuEvent&)> on_context_menu_request;
Function<void(const ModelIndex&, const DropEvent&)> on_drop;
enum ViewMode {
Invalid,
Table,
Columns,
Icon
};
void set_view_mode(ViewMode);
ViewMode view_mode() const { return m_view_mode; }
int model_column() const { return m_model_column; }
void set_model_column(int);
void set_column_hidden(int column_index, bool hidden);
void set_key_column_and_sort_order(int column, SortOrder);
GUI::AbstractView& current_view()
{
switch (m_view_mode) {
case ViewMode::Table:
return *m_table_view;
case ViewMode::Columns:
return *m_columns_view;
case ViewMode::Icon:
return *m_icon_view;
default:
ASSERT_NOT_REACHED();
}
}
const ModelSelection& selection() const { return const_cast<MultiView&>(*this).current_view().selection(); }
ModelSelection& selection() { return current_view().selection(); }
template<typename Callback>
void for_each_view_implementation(Callback callback)
{
callback(*m_table_view);
callback(*m_icon_view);
callback(*m_columns_view);
}
Model* model() { return m_model; }
const Model* model() const { return m_model; }
void set_model(RefPtr<Model>);
Action& view_as_table_action() { return *m_view_as_table_action; }
Action& view_as_icons_action() { return *m_view_as_icons_action; }
Action& view_as_columns_action() { return *m_view_as_columns_action; }
AbstractView::SelectionMode selection_mode() const;
void set_selection_mode(AbstractView::SelectionMode);
private:
MultiView();
void build_actions();
ViewMode m_view_mode { Invalid };
int m_model_column { 0 };
RefPtr<Model> m_model;
RefPtr<TableView> m_table_view;
RefPtr<IconView> m_icon_view;
RefPtr<ColumnsView> m_columns_view;
RefPtr<Action> m_view_as_table_action;
RefPtr<Action> m_view_as_icons_action;
RefPtr<Action> m_view_as_columns_action;
OwnPtr<ActionGroup> m_view_type_action_group;
};
}