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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 "SpreadsheetModel.h"
#include <LibGUI/BoxLayout.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() - 1), (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_model(SheetModel::create(*m_sheet));
// FIXME: This is dumb.
for (size_t i = 0; i < m_sheet->column_count(); ++i) {
m_table_view->set_cell_painting_delegate(i + 1, make<TableCellPainter>(*m_table_view));
m_table_view->set_column_width(i + 1, 50);
m_table_view->set_column_header_alignment(i + 1, 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 = [&](auto&) {
return make<EditingDelegate>(*m_sheet);
};
m_table_view->on_selection_change = [&] {
if (m_table_view->selection().is_empty() && on_selection_dropped)
return on_selection_dropped();
auto selection = m_table_view->selection().first();
Position position { m_sheet->column(selection.column() - 1), (size_t)selection.row() };
auto& cell = m_sheet->ensure(position);
if (on_selection_changed)
on_selection_changed(position, cell);
m_table_view->model()->update();
m_table_view->update();
};
}
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...
painter.draw_rect(rect.inflated(m_table_view.horizontal_padding() * 2, 0), palette.ruler());
if (m_table_view.selection().contains(index))
painter.draw_rect(rect.inflated(m_table_view.horizontal_padding() * 2 + 1, 1), palette.ruler_border());
auto data = index.data();
auto text_alignment = index.data(GUI::ModelRole::TextAlignment).to_text_alignment(Gfx::TextAlignment::CenterLeft);
painter.draw_text(rect, data.to_string(), m_table_view.font_for_index(index), text_alignment, palette.color(m_table_view.foreground_role()), Gfx::TextElision::Right);
}
}
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