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/*
* Copyright (c) 2020, the SerenityOS developers.
* 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.
*/
#include "SpreadsheetView.h"
#include "CellTypeDialog.h"
#include "SpreadsheetModel.h"
#include <LibGUI/BoxLayout.h>
#include <LibGUI/HeaderView.h>
#include <LibGUI/Menu.h>
#include <LibGUI/ModelEditingDelegate.h>
#include <LibGUI/Painter.h>
#include <LibGUI/TableView.h>
#include <LibGfx/Palette.h>
namespace Spreadsheet {
SpreadsheetView::~SpreadsheetView()
{
}
void SpreadsheetView::EditingDelegate::set_value(const GUI::Variant& value)
{
if (m_has_set_initial_value)
return StringModelEditingDelegate::set_value(value);
m_has_set_initial_value = true;
const auto option = m_sheet.at({ m_sheet.column(index().column()), (size_t)index().row() });
if (option)
return StringModelEditingDelegate::set_value(option->source());
StringModelEditingDelegate::set_value("");
}
SpreadsheetView::SpreadsheetView(Sheet& sheet)
: m_sheet(sheet)
{
set_layout<GUI::VerticalBoxLayout>().set_margins({ 2, 2, 2, 2 });
m_table_view = add<GUI::TableView>();
m_table_view->set_grid_style(GUI::TableView::GridStyle::Both);
m_table_view->set_cursor_style(GUI::TableView::CursorStyle::Item);
m_table_view->set_edit_triggers(GUI::AbstractView::EditTrigger::EditKeyPressed | GUI::AbstractView::AnyKeyPressed | GUI::AbstractView::DoubleClicked);
m_table_view->set_tab_key_navigation_enabled(true);
m_table_view->row_header().set_visible(true);
m_table_view->set_model(SheetModel::create(*m_sheet));
m_table_view->set_row_height(18);
set_focus_proxy(m_table_view);
// FIXME: This is dumb.
for (size_t i = 0; i < m_sheet->column_count(); ++i) {
m_table_view->set_column_painting_delegate(i, make<TableCellPainter>(*m_table_view));
m_table_view->set_column_width(i, 50);
m_table_view->set_column_header_alignment(i, Gfx::TextAlignment::Center);
}
m_table_view->set_alternating_row_colors(false);
m_table_view->set_highlight_selected_rows(false);
m_table_view->set_editable(true);
m_table_view->aid_create_editing_delegate = [this](auto&) {
auto delegate = make<EditingDelegate>(*m_sheet);
delegate->on_cursor_key_pressed = [this](auto& event) {
m_table_view->stop_editing();
m_table_view->event(event);
};
return delegate;
};
m_table_view->on_selection_change = [&] {
m_sheet->selected_cells().clear();
for (auto& index : m_table_view->selection().indexes()) {
Position position { m_sheet->column(index.column()), (size_t)index.row() };
m_sheet->selected_cells().set(position);
}
if (m_table_view->selection().is_empty() && on_selection_dropped)
return on_selection_dropped();
Vector<Position> selected_positions;
selected_positions.ensure_capacity(m_table_view->selection().size());
for (auto& selection : m_table_view->selection().indexes())
selected_positions.empend(m_sheet->column(selection.column()), (size_t)selection.row());
if (on_selection_changed) {
on_selection_changed(move(selected_positions));
m_table_view->model()->update();
m_table_view->update();
};
};
m_table_view->on_activation = [this](auto&) {
m_table_view->move_cursor(GUI::AbstractView::CursorMovement::Down, GUI::AbstractView::SelectionUpdate::Set);
};
m_table_view->on_context_menu_request = [&](const GUI::ModelIndex&, const GUI::ContextMenuEvent& event) {
// NOTE: We ignore the specific cell for now.
m_cell_range_context_menu->popup(event.screen_position());
};
m_cell_range_context_menu = GUI::Menu::construct();
m_cell_range_context_menu->add_action(GUI::Action::create("Type and Formatting...", [this](auto&) {
Vector<Position> positions;
for (auto& index : m_table_view->selection().indexes()) {
Position position { m_sheet->column(index.column()), (size_t)index.row() };
positions.append(move(position));
}
if (positions.is_empty()) {
auto& index = m_table_view->cursor_index();
Position position { m_sheet->column(index.column()), (size_t)index.row() };
positions.append(move(position));
}
auto dialog = CellTypeDialog::construct(positions, *m_sheet, window());
if (dialog->exec() == GUI::Dialog::ExecOK) {
for (auto& position : positions) {
auto& cell = m_sheet->ensure(position);
cell.set_type(dialog->type());
cell.set_type_metadata(dialog->metadata());
}
m_table_view->update();
}
}));
}
void SpreadsheetView::hide_event(GUI::HideEvent&)
{
if (on_selection_dropped)
on_selection_dropped();
}
void SpreadsheetView::show_event(GUI::ShowEvent&)
{
if (on_selection_changed && !m_table_view->selection().is_empty()) {
Vector<Position> selected_positions;
selected_positions.ensure_capacity(m_table_view->selection().size());
for (auto& selection : m_table_view->selection().indexes())
selected_positions.empend(m_sheet->column(selection.column()), (size_t)selection.row());
on_selection_changed(move(selected_positions));
}
}
void SpreadsheetView::TableCellPainter::paint(GUI::Painter& painter, const Gfx::IntRect& rect, const Gfx::Palette& palette, const GUI::ModelIndex& index)
{
// Draw a border.
// Undo the horizontal padding done by the table view...
auto cell_rect = rect.inflated(m_table_view.horizontal_padding() * 2, 0);
if (auto bg = index.data(GUI::ModelRole::BackgroundColor); bg.is_color())
painter.fill_rect(cell_rect, bg.as_color());
if (m_table_view.selection().contains(index)) {
Color fill_color = palette.selection();
fill_color.set_alpha(80);
painter.fill_rect(cell_rect, fill_color);
}
auto text_color = index.data(GUI::ModelRole::ForegroundColor).to_color(palette.color(m_table_view.foreground_role()));
auto data = index.data();
auto text_alignment = index.data(GUI::ModelRole::TextAlignment).to_text_alignment(Gfx::TextAlignment::CenterRight);
painter.draw_text(rect, data.to_string(), m_table_view.font_for_index(index), text_alignment, text_color, Gfx::TextElision::Right);
}
}
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