111 lines
4.4 KiB
C++
111 lines
4.4 KiB
C++
/*
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* Copyright (c) 2020, the SerenityOS developers.
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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 "SpreadsheetView.h"
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#include "SpreadsheetModel.h"
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/HeaderView.h>
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#include <LibGUI/ModelEditingDelegate.h>
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#include <LibGUI/Painter.h>
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#include <LibGUI/TableView.h>
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#include <LibGfx/Palette.h>
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namespace Spreadsheet {
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SpreadsheetView::~SpreadsheetView()
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{
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}
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void SpreadsheetView::EditingDelegate::set_value(const GUI::Variant& value)
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{
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if (m_has_set_initial_value)
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return StringModelEditingDelegate::set_value(value);
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m_has_set_initial_value = true;
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const auto option = m_sheet.at({ m_sheet.column(index().column()), (size_t)index().row() });
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if (option)
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return StringModelEditingDelegate::set_value(option->source());
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StringModelEditingDelegate::set_value("");
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}
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SpreadsheetView::SpreadsheetView(Sheet& sheet)
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: m_sheet(sheet)
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{
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set_layout<GUI::VerticalBoxLayout>().set_margins({ 2, 2, 2, 2 });
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m_table_view = add<GUI::TableView>();
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m_table_view->row_header().set_visible(true);
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m_table_view->set_model(SheetModel::create(*m_sheet));
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m_table_view->set_row_height(18);
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set_focus_proxy(m_table_view);
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// FIXME: This is dumb.
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for (size_t i = 0; i < m_sheet->column_count(); ++i) {
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m_table_view->set_column_painting_delegate(i, make<TableCellPainter>(*m_table_view));
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m_table_view->set_column_width(i, 50);
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m_table_view->set_column_header_alignment(i, Gfx::TextAlignment::Center);
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}
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m_table_view->set_alternating_row_colors(false);
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m_table_view->set_highlight_selected_rows(false);
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m_table_view->set_editable(true);
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m_table_view->aid_create_editing_delegate = [&](auto&) {
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return make<EditingDelegate>(*m_sheet);
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};
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m_table_view->on_selection_change = [&] {
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if (m_table_view->selection().is_empty() && on_selection_dropped)
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return on_selection_dropped();
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auto selection = m_table_view->selection().first();
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Position position { m_sheet->column(selection.column()), (size_t)selection.row() };
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auto& cell = m_sheet->ensure(position);
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if (on_selection_changed)
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on_selection_changed(position, cell);
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m_table_view->model()->update();
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m_table_view->update();
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};
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}
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void SpreadsheetView::TableCellPainter::paint(GUI::Painter& painter, const Gfx::IntRect& rect, const Gfx::Palette& palette, const GUI::ModelIndex& index)
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{
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// Draw a border.
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// Undo the horizontal padding done by the table view...
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painter.draw_rect(rect.inflated(m_table_view.horizontal_padding() * 2, 0), palette.ruler());
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if (m_table_view.selection().contains(index))
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painter.draw_rect(rect.inflated(m_table_view.horizontal_padding() * 2 + 1, 1), palette.ruler_border());
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auto text_color = index.data(GUI::ModelRole::ForegroundColor).to_color(palette.color(m_table_view.foreground_role()));
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auto data = index.data();
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auto text_alignment = index.data(GUI::ModelRole::TextAlignment).to_text_alignment(Gfx::TextAlignment::CenterLeft);
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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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}
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}
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