serenity/Userland/Applets/ClipboardHistory/ClipboardHistoryModel.cpp
Andreas Kling b91c49364d AK: Rename adopt() to adopt_ref()
This makes it more symmetrical with adopt_own() (which is used to
create a NonnullOwnPtr from the result of a naked new.)
2021-04-23 16:46:57 +02:00

121 lines
3.6 KiB
C++

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