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serenity/Applications/Spreadsheet/SpreadsheetModel.cpp
AnotherTest 7c8d35600c Spreadsheet: Override visit_edges() and visit stored JS objects
...and don't let them leak out of their evaluation contexts.
Also keep the exceptions separate from the actual values.
This greatly reduces the number of assertions hit while entering random
data into a sheet.
2020-12-22 23:35:29 +01:00

178 lines
5.8 KiB
C++

/*
* 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 "SpreadsheetModel.h"
#include "ConditionalFormatting.h"
#include <AK/URL.h>
#include <LibGUI/AbstractView.h>
#include <LibJS/Runtime/Error.h>
#include <LibJS/Runtime/Object.h>
namespace Spreadsheet {
SheetModel::~SheetModel()
{
}
GUI::Variant SheetModel::data(const GUI::ModelIndex& index, GUI::ModelRole role) const
{
if (!index.is_valid())
return {};
if (role == GUI::ModelRole::Display) {
const auto* cell = m_sheet->at({ m_sheet->column(index.column()), (size_t)index.row() });
if (!cell)
return String::empty();
if (cell->kind() == Spreadsheet::Cell::Formula) {
if (auto exception = cell->exception()) {
StringBuilder builder;
builder.append("Error: ");
auto value = exception->value();
if (value.is_object()) {
auto& object = value.as_object();
if (object.is_error()) {
auto error = object.get("message").to_string_without_side_effects();
builder.append(error);
return builder.to_string();
}
}
auto error = value.to_string(cell->sheet().global_object());
// This is annoying, but whatever.
cell->sheet().interpreter().vm().clear_exception();
builder.append(error);
return builder.to_string();
}
}
return cell->typed_display();
}
if (role == GUI::ModelRole::MimeData)
return Position { m_sheet->column(index.column()), (size_t)index.row() }.to_url().to_string();
if (role == GUI::ModelRole::TextAlignment) {
const auto* cell = m_sheet->at({ m_sheet->column(index.column()), (size_t)index.row() });
if (!cell)
return {};
return cell->type_metadata().alignment;
}
if (role == GUI::ModelRole::ForegroundColor) {
const auto* cell = m_sheet->at({ m_sheet->column(index.column()), (size_t)index.row() });
if (!cell)
return {};
if (cell->kind() == Spreadsheet::Cell::Formula) {
if (cell->exception())
return Color(Color::Red);
}
if (cell->evaluated_formats().foreground_color.has_value())
return cell->evaluated_formats().foreground_color.value();
if (auto color = cell->type_metadata().static_format.foreground_color; color.has_value())
return color.value();
return {};
}
if (role == GUI::ModelRole::BackgroundColor) {
const auto* cell = m_sheet->at({ m_sheet->column(index.column()), (size_t)index.row() });
if (!cell)
return {};
if (cell->evaluated_formats().background_color.has_value())
return cell->evaluated_formats().background_color.value();
if (auto color = cell->type_metadata().static_format.background_color; color.has_value())
return color.value();
return {};
}
return {};
}
RefPtr<Core::MimeData> SheetModel::mime_data(const GUI::ModelSelection& selection) const
{
auto mime_data = GUI::Model::mime_data(selection);
bool first = true;
const GUI::ModelIndex* cursor = nullptr;
const_cast<SheetModel*>(this)->for_each_view([&](const GUI::AbstractView& view) {
if (!first)
return;
cursor = &view.cursor_index();
first = false;
});
ASSERT(cursor);
Position cursor_position { m_sheet->column(cursor->column()), (size_t)cursor->row() };
auto new_data = String::formatted("{}\n{}",
cursor_position.to_url().to_string(),
StringView(mime_data->data("text/x-spreadsheet-data")));
mime_data->set_data("text/x-spreadsheet-data", new_data.to_byte_buffer());
return mime_data;
}
String SheetModel::column_name(int index) const
{
if (index < 0)
return {};
return m_sheet->column(index);
}
bool SheetModel::is_editable(const GUI::ModelIndex& index) const
{
if (!index.is_valid())
return false;
return true;
}
void SheetModel::set_data(const GUI::ModelIndex& index, const GUI::Variant& value)
{
if (!index.is_valid())
return;
auto& cell = m_sheet->ensure({ m_sheet->column(index.column()), (size_t)index.row() });
cell.set_data(value.to_string());
update();
}
void SheetModel::update()
{
m_sheet->update();
did_update(UpdateFlag::DontInvalidateIndexes);
}
}