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https://github.com/SerenityOS/serenity.git
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b91c49364d
This makes it more symmetrical with adopt_own() (which is used to create a NonnullOwnPtr from the result of a naked new.)
121 lines
3.6 KiB
C++
121 lines
3.6 KiB
C++
/*
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* Copyright (c) 2019-2020, Sergey Bugaev <bugaevc@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "ClipboardHistoryModel.h"
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#include <AK/NumberFormat.h>
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#include <AK/StringBuilder.h>
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NonnullRefPtr<ClipboardHistoryModel> ClipboardHistoryModel::create()
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{
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return adopt_ref(*new ClipboardHistoryModel());
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}
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ClipboardHistoryModel::~ClipboardHistoryModel()
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{
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}
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String ClipboardHistoryModel::column_name(int column) const
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{
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switch (column) {
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case Column::Data:
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return "Data";
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case Column::Type:
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return "Type";
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case Column::Size:
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return "Size";
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default:
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VERIFY_NOT_REACHED();
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}
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}
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static const char* bpp_for_format_resilient(String format)
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{
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unsigned format_uint = format.to_uint().value_or(static_cast<unsigned>(Gfx::BitmapFormat::Invalid));
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// Cannot use Gfx::Bitmap::bpp_for_format here, as we have to accept invalid enum values.
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switch (static_cast<Gfx::BitmapFormat>(format_uint)) {
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case Gfx::BitmapFormat::Indexed1:
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return "1";
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case Gfx::BitmapFormat::Indexed2:
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return "2";
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case Gfx::BitmapFormat::Indexed4:
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return "4";
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case Gfx::BitmapFormat::Indexed8:
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return "8";
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case Gfx::BitmapFormat::BGRx8888:
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case Gfx::BitmapFormat::BGRA8888:
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return "32";
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case Gfx::BitmapFormat::Invalid:
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/* fall-through */
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default:
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return "?";
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}
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}
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GUI::Variant ClipboardHistoryModel::data(const GUI::ModelIndex& index, GUI::ModelRole role) const
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{
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if (role != GUI::ModelRole::Display)
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return {};
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auto& data_and_type = m_history_items[index.row()];
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switch (index.column()) {
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case Column::Data:
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if (data_and_type.mime_type.starts_with("text/"))
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return String::copy(data_and_type.data);
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if (data_and_type.mime_type == "image/x-serenityos") {
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StringBuilder builder;
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builder.append("[");
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builder.append(data_and_type.metadata.get("width").value_or("?"));
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builder.append('x');
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builder.append(data_and_type.metadata.get("height").value_or("?"));
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builder.append('x');
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builder.append(bpp_for_format_resilient(data_and_type.metadata.get("height").value_or("0")));
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builder.append(" bitmap");
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builder.append("]");
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return builder.to_string();
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}
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if (data_and_type.mime_type.starts_with("glyph/")) {
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StringBuilder builder;
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builder.append("[");
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builder.append(data_and_type.metadata.get("width").value_or("?"));
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builder.append("x");
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builder.append(data_and_type.metadata.get("height").value_or("?"));
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builder.append("] ");
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builder.append("(");
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builder.append(data_and_type.metadata.get("char").value_or(""));
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builder.append(")");
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return builder.to_string();
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}
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return "<...>";
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case Column::Type:
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return data_and_type.mime_type;
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case Column::Size:
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return AK::human_readable_size(data_and_type.data.size());
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default:
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VERIFY_NOT_REACHED();
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}
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}
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void ClipboardHistoryModel::update()
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{
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did_update();
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}
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void ClipboardHistoryModel::add_item(const GUI::Clipboard::DataAndType& item)
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{
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m_history_items.remove_first_matching([&](GUI::Clipboard::DataAndType& existing) {
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return existing.data == item.data && existing.mime_type == item.mime_type;
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});
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if (m_history_items.size() == m_history_limit)
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m_history_items.take_last();
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m_history_items.prepend(item);
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update();
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}
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void ClipboardHistoryModel::remove_item(int index)
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{
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m_history_items.remove(index);
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}
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