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/***************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (directui@nokia.com)
**
** This file is part of libmeegotouch.
**
** If you have questions regarding the use of this file, please contact
** Nokia at directui@nokia.com.
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation
** and appearing in the file LICENSE.LGPL included in the packaging
** of this file.
**
****************************************************************************/
#ifndef MTEXTEDIT_P_H
#define MTEXTEDIT_P_H
#include <QTextCursor>
#include <QString>
#include <QList>
#include <QInputMethodEvent>
#include <QTime>
class QGraphicsSceneMouseEvent;
class QValidator;
class MCompleter;
#include "private/mwidgetcontroller_p.h"
#include "mtextedit.h"
class MNavigationBar;
class MTextEditPrivate : public MWidgetControllerPrivate
{
Q_DECLARE_PUBLIC(MTextEdit)
public:
MTextEditPrivate();
virtual ~MTextEditPrivate();
void init();
QTextCursor *cursor() const;
bool moveCursor(QTextCursor::MoveOperation moveOp,
QTextCursor::MoveMode moveMode = QTextCursor::MoveAnchor, int n = 1);
bool smartMoveCursor(QTextCursor::MoveOperation moveOp,
QTextCursor::MoveMode moveMode = QTextCursor::MoveAnchor, int n = 1);
bool doBackspace();
bool doDelete();
bool doTab();
bool doTextInsert(const QString &text, bool usePreeditStyling = false);
bool onReturnPressed(QKeyEvent *event);
bool doSignCycle();
bool validateCurrentBlock();
bool validate();
bool setCursorPosition(int index);
void setPreeditText(const QString &text,
const QList<QInputMethodEvent::Attribute> &attributes);
void commitPreedit();
void removePreedit();
bool isPositionOnPreedit(int cursorPosition) const;
bool isPreediting() const;
void requestSip();
void requestAutoSip();
void closeAutoSip();
void setMode(MTextEditModel::EditMode mode);
void notifyInputContextMouseHandler(int position, QGraphicsSceneMouseEvent *event);
void sendCopyAvailable(bool yes);
static QEvent::Type translateGraphicsSceneMouseTypeToQMouse(QEvent::Type input);
enum StyleType
{
Bold,
Italic,
Underline
};
struct styleData
{
QTextCharFormat charFormat;
int count;
};
QList<styleData> preeditStyling;
void storePreeditTextStyling(int start, int end);
void addStyleToPreeditStyling(StyleType currentStyleType, bool setValue);
void insertTextWithPreeditStyling(const QString &text, int ¤tListIndex, int ¤tCount);
void clearUnusedPreeditStyling(int currentListIndex, int currentCount);
virtual bool copy();
QString replaceLineBreaks(QString text, QString replacement);
void _q_confirmCompletion(const QString &);
//! \brief Disable MTextEdit::updateMicroFocus().
//!
//! Can be called multiple times without calling \a enableUpdateMicroFocus in between. In such a case
//! \a enableUpdateMicroFocus must be called equally many times.
void disableUpdateMicroFocus();
//! \param flush call updateMicroFocus() automatically if true and updateMicroFocus was called
//! while being disabled
void enableUpdateMicroFocus(bool flush = false);
//! \brief updateMicroFocus() wrapper that can be disabled
//! \sa disableUpdateMicroFocus
//! \sa enableUpdateMicroFocus
void updateMicroFocus();
//! Call QInputContext::update() if input context exists
//! and widget has focus
void icUpdate();
//! \brief Reset IC if we have focus. Disable handling of input method events during reset().
void safeReset();
enum FocusEventStateType {
NoFocusEventReceivedYet,
FocusInEventReceived,
FocusOutEventReceived
};
//! Used to keep track of focus events, ie., to determine whether a
//! focusIn event got its corresponding focusOut event.
//! Works around NB#186087 - QGraphicsItem never gets focusOutEvent on hide.
FocusEventStateType focusEventState;
private:
const QValidator *validator;
bool ownValidator; // setting content type creates a validator that the widget owns
MCompleter *completer;
int registeredToolbarId;
bool editActive; // true if editing started after getting focus
// protection from input methods that send something on QInputContext::reset()
bool omitInputMethodEvents;
int updateMicroFocusDisabled;
bool pendingMicroFocusUpdate;
QTime lastMousePressTime;
// was the last mouse press event a double click event?
bool doubleClick;
// start and end indices of the word over which the mouse was released the last time
int previousReleaseWordStart;
int previousReleaseWordEnd;
// the last time when double click selection was done
QTime doubleClickSelectionTime;
};
#endif
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