summaryrefslogtreecommitdiffstats
path: root/src/gui/text/qtextcontrol_p_p.h
blob: 90b7d1f2c5884f50adce92510786f835c9f31fca (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/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 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, 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QTEXTCONTROL_P_P_H
#define QTEXTCONTROL_P_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 "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 "QtCore/qpointer.h"
#include "private/qobject_p.h"

QT_BEGIN_NAMESPACE

class QMimeData;
class QAbstractScrollArea;
class QInputContext;

class QTextControlPrivate : public QObjectPrivate
{
    Q_DECLARE_PUBLIC(QTextControl)
public:
    QTextControlPrivate();

    bool cursorMoveKeyEvent(QKeyEvent *e);

    void updateCurrentCharFormat();

    void indent();
    void outdent();

    void gotoNextTableCell();
    void gotoPreviousTableCell();

    void createAutoBulletList();

    void init(Qt::TextFormat format = Qt::RichText, const QString &text = QString(),
              QTextDocument *document = 0);
    void setContent(Qt::TextFormat format = Qt::RichText, const QString &text = QString(),
                    QTextDocument *document = 0);
    void startDrag();

    void paste(const QMimeData *source);

    void setCursorPosition(const QPointF &pos);
    void setCursorPosition(int pos, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor);

    void repaintCursor();
    inline void repaintSelection()
    { repaintOldAndNewSelection(QTextCursor()); }
    void repaintOldAndNewSelection(const QTextCursor &oldSelection);

    void selectionChanged(bool forceEmitSelectionChanged = false);

    void _q_updateCurrentCharFormatAndSelection();

#ifndef QT_NO_CLIPBOARD
    void setClipboardSelection();
#endif

    void _q_emitCursorPosChanged(const QTextCursor &someCursor);

    void setBlinkingCursorEnabled(bool enable);

    void extendWordwiseSelection(int suggestedNewPosition, qreal mouseXPosition);
    void extendBlockwiseSelection(int suggestedNewPosition);

    void _q_deleteSelected();

    void _q_setCursorAfterUndoRedo(int undoPosition, int charsAdded, int charsRemoved);

    QRectF cursorRectPlusUnicodeDirectionMarkers(const QTextCursor &cursor) const;
    QRectF rectForPosition(int position) const;
    QRectF selectionRect(const QTextCursor &cursor) const;
    inline QRectF selectionRect() const
    { return selectionRect(this->cursor); }

    QString anchorForCursor(const QTextCursor &anchor) const;

    void keyPressEvent(QKeyEvent *e);
    void mousePressEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos,
                         Qt::KeyboardModifiers modifiers,
                         Qt::MouseButtons buttons,
                         const QPoint &globalPos);
    void mouseMoveEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos,
                        Qt::KeyboardModifiers modifiers,
                        Qt::MouseButtons buttons,
                        const QPoint &globalPos);
    void mouseReleaseEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos,
                           Qt::KeyboardModifiers modifiers,
                           Qt::MouseButtons buttons,
                           const QPoint &globalPos);
    void mouseDoubleClickEvent(QEvent *e, Qt::MouseButton button, const QPointF &pos,
                               Qt::KeyboardModifiers modifiers,
                               Qt::MouseButtons buttons,
                               const QPoint &globalPos);
    bool sendMouseEventToInputContext(QEvent *e,  QEvent::Type eventType, Qt::MouseButton button,
                                      const QPointF &pos,
                                      Qt::KeyboardModifiers modifiers,
                                      Qt::MouseButtons buttons,
                                      const QPoint &globalPos);
    void contextMenuEvent(const QPoint &screenPos, const QPointF &docPos, QWidget *contextWidget);
    void focusEvent(QFocusEvent *e);
#ifdef QT_KEYPAD_NAVIGATION
    void editFocusEvent(QEvent *e);
#endif
    bool dragEnterEvent(QEvent *e, const QMimeData *mimeData);
    void dragLeaveEvent();
    bool dragMoveEvent(QEvent *e, const QMimeData *mimeData, const QPointF &pos);
    bool dropEvent(const QMimeData *mimeData, const QPointF &pos, Qt::DropAction dropAction, QWidget *source);

    void inputMethodEvent(QInputMethodEvent *);

    void activateLinkUnderCursor(QString href = QString());

#ifndef QT_NO_TOOLTIP
    void showToolTip(const QPoint &globalPos, const QPointF &pos, QWidget *contextWidget);
#endif

    void append(const QString &text, Qt::TextFormat format = Qt::AutoText);

    QInputContext *inputContext();

    QTextDocument *doc;
    bool cursorOn;
    QTextCursor cursor;
    bool cursorIsFocusIndicator;
    QTextCharFormat lastCharFormat;

    QTextCursor dndFeedbackCursor;

    Qt::TextInteractionFlags interactionFlags;

    QBasicTimer cursorBlinkTimer;
    QBasicTimer trippleClickTimer;
    QPointF trippleClickPoint;

    bool dragEnabled;

    bool mousePressed;

    bool mightStartDrag;
    QPoint dragStartPos;
    QPointer<QWidget> contextWidget;

    bool lastSelectionState;

    bool ignoreAutomaticScrollbarAdjustement;

    QTextCursor selectedWordOnDoubleClick;
    QTextCursor selectedBlockOnTrippleClick;

    bool overwriteMode;
    bool acceptRichText;

    int preeditCursor;
    bool hideCursor; // used to hide the cursor in the preedit area

    QVector<QAbstractTextDocumentLayout::Selection> extraSelections;

    QPalette palette;
    bool hasFocus;
#ifdef QT_KEYPAD_NAVIGATION
    bool hasEditFocus;
#endif
    bool isEnabled;

    QString highlightedAnchor; // Anchor below cursor
    QString anchorOnMousePress;
    bool hadSelectionOnMousePress;

    bool ignoreUnusedNavigationEvents;
    bool openExternalLinks;

    bool wordSelectionEnabled;

    QString linkToCopy;
    void _q_copyLink();
    void _q_updateBlock(const QTextBlock &);
    void _q_documentLayoutChanged();
};

QT_END_NAMESPACE

#endif // QTEXTCONTROL_P_H