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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef BASETEXTEDITOR_P_H
#define BASETEXTEDITOR_P_H
#include "basetexteditor.h"
#include "behaviorsettings.h"
#include "displaysettings.h"
#include "marginsettings.h"
#include "fontsettings.h"
#include "refactoroverlay.h"
#include <coreplugin/id.h>
#include <utils/changeset.h>
#include <QBasicTimer>
#include <QSharedPointer>
#include <QPointer>
#include <QScopedPointer>
#include <QTextBlock>
#include <QTimer>
namespace TextEditor {
class BaseTextDocument;
class CodeAssistant;
namespace Internal {
class TextEditorOverlay;
class ClipboardAssistProvider;
class TEXTEDITOR_EXPORT BaseTextBlockSelection
{
public:
BaseTextBlockSelection()
: positionBlock(0), positionColumn(0)
, anchorBlock(0) , anchorColumn(0){}
BaseTextBlockSelection(const BaseTextBlockSelection &other);
void clear();
QTextCursor selection(const BaseTextDocument *baseTextDocument) const;
QTextCursor cursor(const BaseTextDocument *baseTextDocument) const;
void fromPostition(int positionBlock, int positionColumn, int anchorBlock, int anchorColumn);
bool hasSelection() { return !(positionBlock == anchorBlock && positionColumn == anchorColumn); }
// defines the first block
inline int firstBlockNumber() const { return qMin(positionBlock, anchorBlock); }
// defines the last block
inline int lastBlockNumber() const { return qMax(positionBlock, anchorBlock); }
// defines the first visual column of the selection
inline int firstVisualColumn() const { return qMin(positionColumn, anchorColumn); }
// defines the last visual column of the selection
inline int lastVisualColumn() const { return qMax(positionColumn, anchorColumn); }
public:
int positionBlock;
int positionColumn;
int anchorBlock;
int anchorColumn;
private:
QTextCursor cursor(const BaseTextDocument *baseTextDocument, bool fullSelection) const;
};
//================BaseTextEditorPrivate==============
struct BaseTextEditorPrivateHighlightBlocks
{
QList<int> open;
QList<int> close;
QList<int> visualIndent;
inline int count() const { return visualIndent.size(); }
inline bool isEmpty() const { return open.isEmpty() || close.isEmpty() || visualIndent.isEmpty(); }
inline bool operator==(const BaseTextEditorPrivateHighlightBlocks &o) const {
return (open == o.open && close == o.close && visualIndent == o.visualIndent);
}
inline bool operator!=(const BaseTextEditorPrivateHighlightBlocks &o) const { return !(*this == o); }
};
class BaseTextEditorWidgetPrivate
{
BaseTextEditorWidgetPrivate(const BaseTextEditorWidgetPrivate &);
BaseTextEditorWidgetPrivate &operator=(const BaseTextEditorWidgetPrivate &);
public:
BaseTextEditorWidgetPrivate();
~BaseTextEditorWidgetPrivate();
void setupDocumentSignals();
void updateLineSelectionColor();
void print(QPrinter *printer);
BaseTextEditorWidget *q;
bool m_contentsChanged;
bool m_lastCursorChangeWasInteresting;
QSharedPointer<BaseTextDocument> m_document;
QByteArray m_tempState;
QByteArray m_tempNavigationState;
bool m_parenthesesMatchingEnabled;
// parentheses matcher
bool m_formatRange;
QTextCharFormat m_mismatchFormat;
QTimer m_parenthesesMatchingTimer;
// end parentheses matcher
QWidget *m_extraArea;
Core::Id m_tabSettingsId;
ICodeStylePreferences *m_codeStylePreferences;
DisplaySettings m_displaySettings;
MarginSettings m_marginSettings;
bool m_fontSettingsNeedsApply;
BehaviorSettings m_behaviorSettings;
int extraAreaSelectionAnchorBlockNumber;
int extraAreaToggleMarkBlockNumber;
int extraAreaHighlightFoldedBlockNumber;
TextEditorOverlay *m_overlay;
TextEditorOverlay *m_snippetOverlay;
TextEditorOverlay *m_searchResultOverlay;
bool snippetCheckCursor(const QTextCursor &cursor);
void snippetTabOrBacktab(bool forward);
RefactorOverlay *m_refactorOverlay;
QBasicTimer foldedBlockTimer;
int visibleFoldedBlockNumber;
int suggestedVisibleFoldedBlockNumber;
void clearVisibleFoldedBlock();
bool m_mouseOnFoldedMarker;
void foldLicenseHeader();
QBasicTimer autoScrollTimer;
uint m_marksVisible : 1;
uint m_codeFoldingVisible : 1;
uint m_codeFoldingSupported : 1;
uint m_revisionsVisible : 1;
uint m_lineNumbersVisible : 1;
uint m_highlightCurrentLine : 1;
uint m_requestMarkEnabled : 1;
uint m_lineSeparatorsAllowed : 1;
uint autoParenthesisOverwriteBackup : 1;
uint surroundWithEnabledOverwriteBackup : 1;
uint m_maybeFakeTooltipEvent : 1;
int m_visibleWrapColumn;
BaseTextEditorWidget::Link m_currentLink;
bool m_linkPressed;
QRegExp m_searchExpr;
Core::FindFlags m_findFlags;
void highlightSearchResults(const QTextBlock &block, TextEditorOverlay *overlay);
QTimer m_delayedUpdateTimer;
BaseTextEditor *m_editor;
QList<QTextEdit::ExtraSelection> m_extraSelections[BaseTextEditorWidget::NExtraSelectionKinds];
// block selection mode
bool m_inBlockSelectionMode;
QString copyBlockSelection();
void insertIntoBlockSelection(const QString &text = QString());
void setCursorToColumn(QTextCursor &cursor, int column,
QTextCursor::MoveMode moveMode = QTextCursor::MoveAnchor);
void removeBlockSelection();
void enableBlockSelection(const QTextCursor &cursor);
void enableBlockSelection(int positionBlock, int positionColumn,
int anchorBlock, int anchorColumn);
void disableBlockSelection(bool keepSelection = true);
void resetCursorFlashTimer();
QBasicTimer m_cursorFlashTimer;
bool m_cursorVisible;
bool m_moveLineUndoHack;
QTextCursor m_findScopeStart;
QTextCursor m_findScopeEnd;
int m_findScopeVerticalBlockSelectionFirstColumn;
int m_findScopeVerticalBlockSelectionLastColumn;
QTextCursor m_selectBlockAnchor;
Internal::BaseTextBlockSelection m_blockSelection;
void moveCursorVisible(bool ensureVisible = true);
int visualIndent(const QTextBlock &block) const;
BaseTextEditorPrivateHighlightBlocks m_highlightBlocksInfo;
QTimer m_highlightBlocksTimer;
QScopedPointer<CodeAssistant> m_codeAssistant;
bool m_assistRelevantContentAdded;
QPointer<BaseTextEditorAnimator> m_animator;
int m_cursorBlockNumber;
int m_blockCount;
QPoint m_markDragStart;
bool m_markDragging;
QScopedPointer<AutoCompleter> m_autoCompleter;
QScopedPointer<Internal::ClipboardAssistProvider> m_clipboardAssistProvider;
};
} // namespace Internal
} // namespace TextEditor
#endif // BASETEXTEDITOR_P_H
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