summaryrefslogtreecommitdiffstats
path: root/src/widgets/widgets/qlineedit.h
blob: 2718f715492e1e1c446ae8db5a898a74732d8417 (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
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
/****************************************************************************
**
** Copyright (C) 2011 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 QLINEEDIT_H
#define QLINEEDIT_H

#include <QtWidgets/qframe.h>
#include <QtGui/qtextcursor.h>
#include <QtCore/qstring.h>
#include <QtCore/qmargins.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_LINEEDIT

class QValidator;
class QMenu;
class QLineEditPrivate;
class QCompleter;
class QStyleOptionFrame;
class QAbstractSpinBox;
class QDateTimeEdit;

class Q_GUI_EXPORT QLineEdit : public QWidget
{
    Q_OBJECT

    Q_ENUMS(EchoMode)
    Q_PROPERTY(QString inputMask READ inputMask WRITE setInputMask)
    Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged USER true)
    Q_PROPERTY(int maxLength READ maxLength WRITE setMaxLength)
    Q_PROPERTY(bool frame READ hasFrame WRITE setFrame)
    Q_PROPERTY(EchoMode echoMode READ echoMode WRITE setEchoMode)
    Q_PROPERTY(QString displayText READ displayText)
    Q_PROPERTY(int cursorPosition READ cursorPosition WRITE setCursorPosition)
    Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment)
    Q_PROPERTY(bool modified READ isModified WRITE setModified DESIGNABLE false)
    Q_PROPERTY(bool hasSelectedText READ hasSelectedText)
    Q_PROPERTY(QString selectedText READ selectedText)
    Q_PROPERTY(bool dragEnabled READ dragEnabled WRITE setDragEnabled)
    Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
    Q_PROPERTY(bool undoAvailable READ isUndoAvailable)
    Q_PROPERTY(bool redoAvailable READ isRedoAvailable)
    Q_PROPERTY(bool acceptableInput READ hasAcceptableInput)
    Q_PROPERTY(QString placeholderText READ placeholderText WRITE setPlaceholderText)
    Q_PROPERTY(Qt::CursorMoveStyle cursorMoveStyle READ cursorMoveStyle WRITE setCursorMoveStyle)

public:
    explicit QLineEdit(QWidget* parent=0);
    explicit QLineEdit(const QString &, QWidget* parent=0);
#ifdef QT3_SUPPORT
    QT3_SUPPORT_CONSTRUCTOR QLineEdit(QWidget* parent, const char* name);
    QT3_SUPPORT_CONSTRUCTOR QLineEdit(const QString &, QWidget* parent, const char* name);
    QT3_SUPPORT_CONSTRUCTOR QLineEdit(const QString &, const QString &, QWidget* parent=0, const char* name=0);
#endif
    ~QLineEdit();

    QString text() const;

    QString displayText() const;

    QString placeholderText() const;
    void setPlaceholderText(const QString &);

    int maxLength() const;
    void setMaxLength(int);

    void setFrame(bool);
    bool hasFrame() const;

    enum EchoMode { Normal, NoEcho, Password, PasswordEchoOnEdit };
    EchoMode echoMode() const;
    void setEchoMode(EchoMode);

    bool isReadOnly() const;
    void setReadOnly(bool);

#ifndef QT_NO_VALIDATOR
    void setValidator(const QValidator *);
    const QValidator * validator() const;
#endif

#ifndef QT_NO_COMPLETER
    void setCompleter(QCompleter *completer);
    QCompleter *completer() const;
#endif

    QSize sizeHint() const;
    QSize minimumSizeHint() const;

    int cursorPosition() const;
    void setCursorPosition(int);
    int cursorPositionAt(const QPoint &pos);

    void setAlignment(Qt::Alignment flag);
    Qt::Alignment alignment() const;

    void cursorForward(bool mark, int steps = 1);
    void cursorBackward(bool mark, int steps = 1);
    void cursorWordForward(bool mark);
    void cursorWordBackward(bool mark);
    void backspace();
    void del();
    void home(bool mark);
    void end(bool mark);

    bool isModified() const;
    void setModified(bool);

    void setSelection(int, int);
    bool hasSelectedText() const;
    QString selectedText() const;
    int selectionStart() const;

    bool isUndoAvailable() const;
    bool isRedoAvailable() const;

    void setDragEnabled(bool b);
    bool dragEnabled() const;

    void setCursorMoveStyle(Qt::CursorMoveStyle style);
    Qt::CursorMoveStyle cursorMoveStyle() const;

    QString inputMask() const;
    void setInputMask(const QString &inputMask);
    bool hasAcceptableInput() const;

    void setTextMargins(int left, int top, int right, int bottom);
    void setTextMargins(const QMargins &margins);
    void getTextMargins(int *left, int *top, int *right, int *bottom) const;
    QMargins textMargins() const;

public Q_SLOTS:
    void setText(const QString &);
    void clear();
    void selectAll();
    void undo();
    void redo();
#ifndef QT_NO_CLIPBOARD
    void cut();
    void copy() const;
    void paste();
#endif

public:
    void deselect();
    void insert(const QString &);
#ifndef QT_NO_CONTEXTMENU
    QMenu *createStandardContextMenu();
#endif

Q_SIGNALS:
    void textChanged(const QString &);
    void textEdited(const QString &);
    void cursorPositionChanged(int, int);
    void returnPressed();
    void editingFinished();
    void selectionChanged();

protected:
    void mousePressEvent(QMouseEvent *);
    void mouseMoveEvent(QMouseEvent *);
    void mouseReleaseEvent(QMouseEvent *);
    void mouseDoubleClickEvent(QMouseEvent *);
    void keyPressEvent(QKeyEvent *);
    void focusInEvent(QFocusEvent *);
    void focusOutEvent(QFocusEvent *);
    void paintEvent(QPaintEvent *);
#ifndef QT_NO_DRAGANDDROP
    void dragEnterEvent(QDragEnterEvent *);
    void dragMoveEvent(QDragMoveEvent *e);
    void dragLeaveEvent(QDragLeaveEvent *e);
    void dropEvent(QDropEvent *);
#endif
    void changeEvent(QEvent *);
#ifndef QT_NO_CONTEXTMENU
    void contextMenuEvent(QContextMenuEvent *);
#endif
#ifdef QT3_SUPPORT
    inline QT3_SUPPORT void repaintArea(int, int) { update(); }
#endif

    void inputMethodEvent(QInputMethodEvent *);
    void initStyleOption(QStyleOptionFrame *option) const;
public:
    QVariant inputMethodQuery(Qt::InputMethodQuery) const;
    bool event(QEvent *);
protected:
    QRect cursorRect() const;

public:
#ifdef QT3_SUPPORT
    inline QT3_SUPPORT void clearModified() { setModified(false); }
    inline QT3_SUPPORT void cursorLeft(bool mark, int steps = 1) { cursorForward(mark, -steps); }
    inline QT3_SUPPORT void cursorRight(bool mark, int steps = 1) { cursorForward(mark, steps); }
    QT3_SUPPORT bool validateAndSet(const QString &, int, int, int);
    inline QT3_SUPPORT bool frame() const { return hasFrame(); }
#ifndef QT_NO_VALIDATOR
    inline QT3_SUPPORT void clearValidator() { setValidator(0); }
#endif
    inline QT3_SUPPORT bool hasMarkedText() const { return hasSelectedText(); }
    inline QT3_SUPPORT QString markedText() const { return selectedText(); }
    QT3_SUPPORT bool edited() const;
    QT3_SUPPORT void setEdited(bool);
    QT3_SUPPORT int characterAt(int, QChar*) const;
    QT3_SUPPORT bool getSelection(int *, int *);

    QT3_SUPPORT void setFrameRect(QRect) {}
    QT3_SUPPORT QRect frameRect() const { return QRect(); }
    enum DummyFrame { Box, Sunken, Plain, Raised, MShadow, NoFrame, Panel, StyledPanel,
                      HLine, VLine, GroupBoxPanel, WinPanel, ToolBarPanel, MenuBarPanel,
                      PopupPanel, LineEditPanel, TabWidgetPanel, MShape };
    QT3_SUPPORT void setFrameShadow(DummyFrame) {}
    QT3_SUPPORT DummyFrame frameShadow() const { return Plain; }
    QT3_SUPPORT void setFrameShape(DummyFrame) {}
    QT3_SUPPORT DummyFrame frameShape() const { return NoFrame; }
    QT3_SUPPORT void setFrameStyle(int) {}
    QT3_SUPPORT int frameStyle() const  { return 0; }
    QT3_SUPPORT int frameWidth() const { return 0; }
    QT3_SUPPORT void setLineWidth(int) {}
    QT3_SUPPORT int lineWidth() const { return 0; }
    QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }
    QT3_SUPPORT int margin() const
    { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy);  return margin; }
    QT3_SUPPORT void setMidLineWidth(int) {}
    QT3_SUPPORT int midLineWidth() const { return 0; }

Q_SIGNALS:
    QT_MOC_COMPAT void lostFocus();
#endif

private:
    friend class QAbstractSpinBox;
#ifdef QT_KEYPAD_NAVIGATION
    friend class QDateTimeEdit;
#endif
    Q_DISABLE_COPY(QLineEdit)
    Q_DECLARE_PRIVATE(QLineEdit)
    Q_PRIVATE_SLOT(d_func(), void _q_handleWindowActivate())
    Q_PRIVATE_SLOT(d_func(), void _q_textEdited(const QString &))
    Q_PRIVATE_SLOT(d_func(), void _q_cursorPositionChanged(int, int))
#ifndef QT_NO_COMPLETER
    Q_PRIVATE_SLOT(d_func(), void _q_completionHighlighted(QString))
#endif
#ifdef QT_KEYPAD_NAVIGATION
    Q_PRIVATE_SLOT(d_func(), void _q_editFocusChange(bool))
#endif
    Q_PRIVATE_SLOT(d_func(), void _q_selectionChanged())
    Q_PRIVATE_SLOT(d_func(), void _q_updateNeeded(const QRect &))
};

#endif // QT_NO_LINEEDIT

QT_END_NAMESPACE

QT_END_HEADER

#endif // QLINEEDIT_H