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Copy pathstringstable.cpp
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276 lines (231 loc) · 6.99 KB
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#include "stringstable.h"
#include "addresstext.h"
#include "theme.h"
#include <algorithm>
#include <memory>
using namespace SharedCacheAPI;
namespace {
enum StringsTableColumn
{
StringsTableAddressColumn,
StringsTableTypeColumn,
StringsTableLengthColumn,
StringsTableImageColumn,
StringsTableStringColumn,
StringsTableColumnCount,
};
QString StringTypeAsString(BNStringType type)
{
switch (type)
{
case AsciiString:
return QStringLiteral("ASCII");
case Utf8String:
return QStringLiteral("UTF-8");
case Utf16String:
return QStringLiteral("UTF-16");
case Utf32String:
return QStringLiteral("UTF-32");
default:
return QStringLiteral("Unknown");
}
}
QString DisplayTextForString(const CacheString& string)
{
QString text = QString::fromUtf8(string.text.c_str(), string.text.size());
text.replace('\n', QStringLiteral("\\n"));
text.replace('\r', QStringLiteral("\\r"));
text.replace('\t', QStringLiteral("\\t"));
return text;
}
// The image lookup key for a string, or nullopt when the string is outside any image.
std::optional<uint64_t> ImageKey(const CacheString& string)
{
if (string.imageStart == 0)
return std::nullopt;
return string.imageStart;
}
QString ImageNameForString(const ImageNameLookup::State& names, const CacheString& string)
{
return ImageNameLookup::displayName(names, ImageKey(string), string.regionStart);
}
} // namespace
StringsTableModel::StringsTableModel(QWidget* parent) : TriageTableRowsModel(parent)
{
m_finalComparator = [](const CacheString& a, const CacheString& b) { return a.address < b.address; };
// Establish the initial row visibility. Non-image strings are hidden by default.
applyFilter();
}
int StringsTableModel::columnCount(const QModelIndex& parent) const
{
Q_UNUSED(parent);
return StringsTableColumnCount;
}
QVariant StringsTableModel::data(const QModelIndex& index, int role) const
{
if (!index.isValid())
return QVariant();
const size_t row = static_cast<size_t>(index.row());
BN_ASSERT(row < m_rows.displayCount());
if (row >= m_rows.displayCount())
return QVariant();
switch (role)
{
case Qt::DisplayRole:
{
const auto& string = stringAt(index.row());
switch (index.column())
{
case StringsTableAddressColumn:
return QString::fromStdString(AddressText(string.address, m_addressWidth));
case StringsTableTypeColumn:
return StringTypeAsString(string.type);
case StringsTableLengthColumn:
return QString::number(string.rawLength);
case StringsTableImageColumn:
return ImageNameForString(*m_names.snapshot(), string);
case StringsTableStringColumn:
return DisplayTextForString(string);
default:
return QVariant();
}
}
case Qt::ForegroundRole:
switch (index.column())
{
case StringsTableAddressColumn:
return getThemeColor(AddressColor);
case StringsTableTypeColumn:
return getThemeColor(TypeNameColor);
case StringsTableLengthColumn:
return getThemeColor(NumberColor);
case StringsTableStringColumn:
return getThemeColor(StringColor);
default:
return QVariant();
}
case Qt::ToolTipRole:
{
if (index.column() != StringsTableImageColumn)
return QVariant();
const auto& string = stringAt(index.row());
if (QString tooltip = m_names.tooltip(ImageKey(string), string.regionStart); !tooltip.isEmpty())
return tooltip;
return QVariant();
}
case Qt::FontRole:
return m_font;
default:
return QVariant();
}
}
QVariant StringsTableModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if (role != Qt::DisplayRole || orientation != Qt::Horizontal)
return QVariant();
switch (section)
{
case StringsTableAddressColumn:
return QString("Address");
case StringsTableTypeColumn:
return QString("Type");
case StringsTableLengthColumn:
return QString("Length");
case StringsTableImageColumn:
return QString("Image");
case StringsTableStringColumn:
return QString("String");
default:
return QVariant();
}
}
StringsTableModel::KeyOrdering StringsTableModel::orderingForColumn(int column) const
{
switch (column)
{
case StringsTableAddressColumn:
return [](const CacheString& a, const CacheString& b) { return a.address <=> b.address; };
case StringsTableTypeColumn:
return [](const CacheString& a, const CacheString& b) { return a.type <=> b.type; };
case StringsTableLengthColumn:
return [](const CacheString& a, const CacheString& b) { return a.rawLength <=> b.rawLength; };
case StringsTableStringColumn:
return [](const CacheString& a, const CacheString& b) { return a.text <=> b.text; };
case StringsTableImageColumn:
return ImageColumnOrdering<CacheString>(*m_names.snapshot());
default:
return nullptr;
}
}
void StringsTableModel::setNameSources(const SharedCacheController& controller)
{
m_names.build(controller);
m_addressWidth = BNGetAddressRenderedWidth(m_names.maxAddress());
}
void StringsTableModel::appendStrings(std::vector<CacheString> strings)
{
m_imageStringCount += std::ranges::count_if(
strings, [](const CacheString& string) { return string.imageStart != 0; });
appendRows(std::move(strings));
}
void StringsTableModel::clearRows()
{
m_imageStringCount = 0;
TriageTableRowsModel::clearRows();
}
void StringsTableModel::setShowNonImageStrings(bool show)
{
if (m_showNonImageStrings == show)
return;
m_showNonImageStrings = show;
applyFilter();
}
bool StringsTableModel::rowsEquivalent(const CacheString& a, const CacheString& b) const
{
return a.address == b.address;
}
void StringsTableModel::applyFilter()
{
if (m_filterText.empty() && m_showNonImageStrings)
{
m_rows.setFilter(nullptr);
return;
}
const auto snapshot = filterSnapshot();
const uint32_t addressWidth = m_addressWidth;
const auto names = m_names.snapshot();
m_rows.setFilterFactory(
[snapshot, addressWidth, names, showNonImageStrings = m_showNonImageStrings]() -> Predicate {
FilterParams params = MakeFilterParams(snapshot);
return [params = std::move(params), addressWidth, names, showNonImageStrings](const CacheString& string) {
if (!showNonImageStrings && !string.imageStart)
return false;
if (params.text.empty())
return true;
QString imageName;
if (params.matchImageNames)
imageName = ImageNameForString(*names, string);
return MatchesText(params, string.text, string.address, addressWidth, imageName);
};
});
}
StringsTableView::StringsTableView(QWidget* parent) : TriageTableView(parent)
{
m_model = new StringsTableModel(this);
setTriageModel(m_model, StringsTableAddressColumn);
applyDefaultColumnWidths();
}
void StringsTableView::setNameSources(const SharedCacheController& controller)
{
m_model->setNameSources(controller);
applyDefaultColumnWidths();
}
void StringsTableView::applyDefaultColumnWidths()
{
fitColumn(StringsTableAddressColumn, {QString(m_model->addressWidth(), QChar('0'))});
fitColumn(StringsTableTypeColumn,
{StringTypeAsString(AsciiString), StringTypeAsString(Utf8String), StringTypeAsString(Utf16String),
StringTypeAsString(Utf32String)});
fitColumn(StringsTableLengthColumn, {});
fitColumn(StringsTableImageColumn, {m_model->names().widestImageColumnText()});
}