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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "diffeditorwidgetcontroller.h"
#include "selectabletexteditorwidget.h"
namespace Core { class IContext; }
namespace TextEditor { class FontSettings; }
namespace Utils {
template <typename R>
class Async;
}
namespace DiffEditor {
class ChunkData;
class FileData;
class ChunkSelection;
namespace Internal {
class DiffEditorDocument;
class UnifiedDiffOutput;
class UnifiedDiffData
{
public:
DiffChunkInfo m_chunkInfo;
// block number, visual line number.
QMap<int, DiffFileInfoArray> m_fileInfo;
// block number, visual line number, chunk row number
using LineNumbers = QMap<int, QPair<int, int>>;
std::array<LineNumbers, SideCount> m_lineNumbers{};
std::array<int, SideCount> m_lineNumberDigits{1, 1};
int blockNumberForFileIndex(int fileIndex) const;
int fileIndexForBlockNumber(int blockNumber) const;
QString setChunk(const DiffEditorInput &input, const ChunkData &chunkData,
bool lastChunk, int *blockNumber, DiffSelections *selections);
private:
void setLineNumber(DiffSide side, int blockNumber, int lineNumber, int rowNumberInChunk);
};
class UnifiedDiffOutput
{
public:
UnifiedDiffData diffData;
QString diffText;
// 'foldingIndent' is populated with <block number> and folding indentation
// value where 1 indicates start of new file and 2 indicates a diff chunk.
// Remaining lines (diff contents) are assigned 3.
QHash<int, int> foldingIndent;
DiffSelections selections;
};
class UnifiedShowResult
{
public:
QSharedPointer<TextEditor::TextDocument> textDocument;
UnifiedDiffData diffData;
DiffSelections selections;
};
class UnifiedDiffEditorWidget final : public SelectableTextEditorWidget
{
Q_OBJECT
public:
UnifiedDiffEditorWidget(QWidget *parent = nullptr);
~UnifiedDiffEditorWidget();
void setDocument(DiffEditorDocument *document);
DiffEditorDocument *diffDocument() const;
void setDiff(const QList<FileData> &diffFileList);
void setCurrentDiffFileIndex(int diffFileIndex);
void saveState();
using TextEditor::TextEditorWidget::restoreState;
void restoreState();
void clear(const QString &message = {});
signals:
void currentDiffFileIndexChanged(int index);
protected:
void mouseDoubleClickEvent(QMouseEvent *e) override;
void keyPressEvent(QKeyEvent *e) override;
void contextMenuEvent(QContextMenuEvent *e) override;
QString lineNumber(int blockNumber) const override;
int lineNumberDigits() const override;
private:
void setFontSettings(const TextEditor::FontSettings &fontSettings);
void slotCursorPositionChangedInEditor();
void showDiff();
void jumpToOriginalFile(const QTextCursor &cursor);
void addContextMenuActions(QMenu *menu, int fileIndex, int chunkIndex,
const ChunkSelection &selection);
UnifiedDiffData m_data;
DiffEditorWidgetController m_controller;
QByteArray m_state;
std::unique_ptr<Utils::Async<UnifiedShowResult>> m_asyncTask;
};
} // namespace Internal
} // namespace DiffEditor
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