/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtGui module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** 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 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QPLAINTEXTEDIT_P_H #define QPLAINTEXTEDIT_P_H // // W A R N I N G // ------------- // // This file is not part of the Qt API. It exists purely as an // implementation detail. This header file may change from version to // version without notice, or even be removed. // // We mean it. // #include "private/qabstractscrollarea_p.h" #include "QtGui/qtextdocumentfragment.h" #include "QtGui/qscrollbar.h" #include "QtGui/qtextcursor.h" #include "QtGui/qtextformat.h" #include "QtGui/qmenu.h" #include "QtGui/qabstracttextdocumentlayout.h" #include "QtCore/qbasictimer.h" #include "private/qtextcontrol_p.h" #include "qplaintextedit.h" #ifndef QT_NO_TEXTEDIT QT_BEGIN_NAMESPACE class QMimeData; class QPlainTextEdit; class ExtraArea; class QPlainTextEditControl : public QTextControl { Q_OBJECT public: QPlainTextEditControl(QPlainTextEdit *parent); QMimeData *createMimeDataFromSelection() const; bool canInsertFromMimeData(const QMimeData *source) const; void insertFromMimeData(const QMimeData *source); int hitTest(const QPointF &point, Qt::HitTestAccuracy = Qt::FuzzyHit) const; QRectF blockBoundingRect(const QTextBlock &block) const; inline QRectF cursorRect(const QTextCursor &cursor) const { QRectF r = QTextControl::cursorRect(cursor); r.setLeft(qMax(r.left(), (qreal) 0.)); return r; } inline QRectF cursorRect() { return cursorRect(textCursor()); } void ensureCursorVisible() { textEdit->ensureCursorVisible(); } QPlainTextEdit *textEdit; int topBlock; QTextBlock firstVisibleBlock() const; QVariant loadResource(int type, const QUrl &name) { return textEdit->loadResource(type, name); } }; class QPlainTextEditPrivate : public QAbstractScrollAreaPrivate { Q_DECLARE_PUBLIC(QPlainTextEdit) public: QPlainTextEditPrivate(); void init(const QString &txt = QString()); void _q_repaintContents(const QRectF &contentsRect); inline QPoint mapToContents(const QPoint &point) const { return QPoint(point.x() + horizontalOffset(), point.y() + verticalOffset()); } void _q_adjustScrollbars(); void _q_verticalScrollbarActionTriggered(int action); void ensureViewportLayouted(); void relayoutDocument(); void pageUpDown(QTextCursor::MoveOperation op, QTextCursor::MoveMode moveMode, bool moveCursor = true); inline int horizontalOffset() const { return (q_func()->isRightToLeft() ? (hbar->maximum() - hbar->value()) : hbar->value()); } int verticalOffset(int topBlock, int topLine) const; int verticalOffset() const; inline void sendControlEvent(QEvent *e) { control->processEvent(e, QPointF(horizontalOffset(), verticalOffset()), viewport); } void updateDefaultTextOption(); QPlainTextEditControl *control; bool tabChangesFocus; QBasicTimer autoScrollTimer; QPoint autoScrollDragPos; QPlainTextEdit::LineWrapMode lineWrap; QTextOption::WrapMode wordWrap; uint showCursorOnInitialShow : 1; uint backgroundVisible : 1; uint centerOnScroll : 1; uint inDrag : 1; int topLine; void setTopLine(int visualTopLine, int dx = 0); void setTopBlock(int newTopBlock, int newTopLine, int dx = 0); void ensureVisible(int position, bool center, bool forceCenter = false); void ensureCursorVisible(bool center = false); void updateViewport(); QPointer documentLayoutPtr; void append(const QString &text, Qt::TextFormat format = Qt::AutoText); qreal pageUpDownLastCursorY; bool pageUpDownLastCursorYIsValid; #ifdef QT_KEYPAD_NAVIGATION QBasicTimer deleteAllTimer; #endif void _q_cursorPositionChanged(); void _q_modificationChanged(bool); }; QT_END_NAMESPACE #endif // QT_NO_TEXTEDIT #endif // QPLAINTEXTEDIT_P_H