forked from qt-creator/qt-creator
884a1d6f94
Change-Id: I09c633e610421f5cc8257b15de60ffa98d890ee0 Reviewed-by: Leena Miettinen <riitta-leena.miettinen@qt.io>
99 lines
3.6 KiB
C++
99 lines
3.6 KiB
C++
// Copyright (C) 2021 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#pragma once
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#include "utils_global.h"
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#include <QKeySequence>
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#include <QTextCursor>
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QT_BEGIN_NAMESPACE
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class QKeyEvent;
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class QPlainTextEdit;
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QT_END_NAMESPACE
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namespace Utils {
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class QTCREATOR_UTILS_EXPORT MultiTextCursor
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{
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public:
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MultiTextCursor();
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explicit MultiTextCursor(const QList<QTextCursor> &cursors);
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MultiTextCursor(const MultiTextCursor &multiCursor);
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MultiTextCursor &operator=(const MultiTextCursor &multiCursor);
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MultiTextCursor(const MultiTextCursor &&multiCursor);
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MultiTextCursor &operator=(const MultiTextCursor &&multiCursor);
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~MultiTextCursor();
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/// Replaces all cursors with \param cursors and the last one will be the new main cursors.
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void setCursors(const QList<QTextCursor> &cursors);
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const QList<QTextCursor> cursors() const;
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/// Returns whether this multi cursor contains any cursor.
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bool isNull() const;
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/// Returns whether this multi cursor contains more than one cursor.
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bool hasMultipleCursors() const;
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/// Returns the number of cursors handled by this cursor.
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int cursorCount() const;
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/// the \param cursor that is appended by added by \brief addCursor
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/// will be interpreted as the new main cursor
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void addCursor(const QTextCursor &cursor);
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void addCursors(const QList<QTextCursor> &cursors);
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/// convenience function that removes the old main cursor and appends
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/// \param cursor as the new main cursor
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void replaceMainCursor(const QTextCursor &cursor);
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/// Returns the main cursor.
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QTextCursor mainCursor() const;
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/// Returns the main cursor and removes it from this multi cursor.
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QTextCursor takeMainCursor();
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void beginEditBlock();
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void endEditBlock();
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/// merges overlapping cursors together
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void mergeCursors();
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/// applies the move key event \param e to all cursors in this multi cursor
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bool handleMoveKeyEvent(QKeyEvent *e, QPlainTextEdit *edit, bool camelCaseNavigationEnabled);
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/// applies the move \param operation to all cursors in this multi cursor \param n times
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/// with the move \param mode
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void movePosition(QTextCursor::MoveOperation operation, QTextCursor::MoveMode mode, int n = 1);
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/// Returns whether any cursor has a selection.
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bool hasSelection() const;
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/// Returns the selected text of all cursors that have a selection separated by
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/// a newline character.
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QString selectedText() const;
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/// removes the selected text of all cursors that have a selection from the document
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void removeSelectedText();
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/// inserts \param text into all cursors, potentially removing correctly selected text
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void insertText(const QString &text, bool selectNewText = false);
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bool operator==(const MultiTextCursor &other) const;
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bool operator!=(const MultiTextCursor &other) const;
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using iterator = std::list<QTextCursor>::iterator;
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using const_iterator = std::list<QTextCursor>::const_iterator;
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iterator begin() { return m_cursorList.begin(); }
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iterator end() { return m_cursorList.end(); }
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const_iterator begin() const { return m_cursorList.begin(); }
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const_iterator end() const { return m_cursorList.end(); }
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const_iterator constBegin() const { return m_cursorList.cbegin(); }
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const_iterator constEnd() const { return m_cursorList.cend(); }
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static bool multiCursorAddEvent(QKeyEvent *e, QKeySequence::StandardKey matchKey);
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private:
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std::list<QTextCursor> m_cursorList;
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std::map<int, std::list<QTextCursor>::iterator> m_cursorMap;
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void fillMapWithList();
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};
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} // namespace Utils
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