qlineedit-h.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><!-- /home/reggie/tmp/qt-3.0-reggie-5401/qt-x11-commercial-3.0.5/include/qlineedit.h:1 --><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>qlineedit.h Include File</title><style type="text/css"><!--h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }a:link { color: #004faf; text-decoration: none }a:visited { color: #672967; text-decoration: none }body { background: #ffffff; color: black; }--></style></head><body><table border="0" cellpadding="0" cellspacing="0" width="100%"><tr bgcolor="#E5E5E5"><td valign=center> <a href="index.html"><font color="#004faf">Home</font></a> | <a href="classes.html"><font color="#004faf">All Classes</font></a> | <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> | <a href="annotated.html"><font color="#004faf">Annotated</font></a> | <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> | <a href="functions.html"><font color="#004faf">Functions</font></a></td><td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qlineedit.h</h1><p>This is the verbatim text of the qlineedit.h include file. It is provided only for illustration; the copyright remains with Trolltech.<hr><pre>/************************************************************************ $Id: qt/qlineedit.h 3.0.5 edited May 28 10:45 $**** Definition of QLineEdit widget class**** Created : 941011**** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.**** This file is part of the widgets module of the Qt GUI Toolkit.**** This file may be distributed under the terms of the Q Public License** as defined by Trolltech AS of Norway and appearing in the file** LICENSE.QPL included in the packaging of this file.**** This file may be distributed and/or modified under the terms of the** GNU General Public License version 2 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file.**** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition** licenses may use this file in accordance with the Qt Commercial License** Agreement provided with the Software.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.**** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for** information about Qt Commercial License Agreements.** See http://www.trolltech.com/qpl/ for QPL licensing information.** See http://www.trolltech.com/gpl/ for GPL licensing information.**** Contact info@trolltech.com if any conditions of this licensing are** not clear to you.************************************************************************/#ifndef QLINEEDIT_H#define QLINEEDIT_Hstruct QLineEditPrivate;class QValidator;class QPopupMenu;#ifndef QT_H#include "qframe.h"#include "qstring.h"#endif // QT_H#ifndef QT_NO_LINEEDITclass Q_EXPORT QLineEdit : public QFrame{ Q_OBJECT Q_ENUMS( EchoMode ) Q_PROPERTY( QString text READ text WRITE setText ) Q_PROPERTY( int maxLength READ maxLength WRITE setMaxLength ) Q_PROPERTY( bool frame READ frame 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( Alignment alignment READ alignment WRITE setAlignment ) Q_PROPERTY( bool edited READ edited WRITE setEdited ) Q_PROPERTY( bool hasMarkedText READ hasMarkedText DESIGNABLE false ) Q_PROPERTY( bool hasSelectedText READ hasSelectedText ) Q_PROPERTY( QString markedText READ markedText DESIGNABLE false ) 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 )public: QLineEdit( QWidget* parent, const char* name=0 ); QLineEdit( const QString &, QWidget* parent, const char* name=0 ); ~QLineEdit(); QString text() const; QString displayText() const; int maxLength() const; bool frame() const; enum EchoMode { Normal, NoEcho, Password }; EchoMode echoMode() const; bool isReadOnly() const; const QValidator * validator() const; QSize sizeHint() const; QSize minimumSizeHint() const; int cursorPosition() const; bool validateAndSet( const QString &, int, int, int ); int alignment() const;#ifndef QT_NO_COMPAT void cursorLeft( bool mark, int steps = 1 ) { cursorForward( mark, -steps ); } void cursorRight( bool mark, int steps = 1 ) { cursorForward( mark, steps ); }#endif 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 ); void setEdited( bool ); bool edited() const; bool hasSelectedText() const; QString selectedText() const; bool getSelection( int *start, int *end ); bool isUndoAvailable() const; bool isRedoAvailable() const;#ifndef QT_NO_COMPAT bool hasMarkedText() const { return hasSelectedText(); } QString markedText() const { return selectedText(); }#endif#if defined(Q_INCOMPATIBLE_3_0_ADDONS) void setPasswordChar( QChar c ); QChar passwordChar() const;#endif bool dragEnabled() const; int characterAt( int xpos, QChar *chr ) const;public slots: virtual void setText( const QString &); virtual void selectAll(); virtual void deselect(); virtual void clearValidator(); virtual void insert( const QString &); virtual void clear(); virtual void undo(); virtual void redo(); virtual void setMaxLength( int ); virtual void setFrame( bool ); virtual void setEchoMode( EchoMode ); virtual void setReadOnly( bool ); virtual void setValidator( const QValidator * ); virtual void setFont( const QFont & ); virtual void setPalette( const QPalette & ); virtual void setSelection( int, int ); virtual void setCursorPosition( int ); virtual void setAlignment( int flag );#ifndef QT_NO_CLIPBOARD virtual void cut(); virtual void copy() const; virtual void paste();#endif virtual void setDragEnabled( bool b );signals: void textChanged( const QString &); void returnPressed(); void selectionChanged();protected: bool event( QEvent * ); void mousePressEvent( QMouseEvent * ); void mouseMoveEvent( QMouseEvent * ); void mouseReleaseEvent( QMouseEvent * ); void mouseDoubleClickEvent( QMouseEvent * ); void keyPressEvent( QKeyEvent * ); void imStartEvent( QIMEvent * ); void imComposeEvent( QIMEvent * ); void imEndEvent( QIMEvent * ); void focusInEvent( QFocusEvent * ); void focusOutEvent( QFocusEvent * ); void drawContents( QPainter *painter ); void resizeEvent( QResizeEvent * );#ifndef QT_NO_DRAGANDDROP void dragEnterEvent( QDragEnterEvent * ); void dragMoveEvent( QDragMoveEvent *e ); void dragLeaveEvent( QDragLeaveEvent *e ); void dropEvent( QDropEvent * );#endif void contextMenuEvent( QContextMenuEvent * );#ifndef QT_NO_COMPAT void repaintArea( int, int ) { update(); }#endif virtual QPopupMenu *createPopupMenu(); void windowActivationChange( bool );private slots: void clipboardChanged(); void blinkSlot();#ifndef QT_NO_DRAGANDDROP void doDrag();#endif void dragSlot(); void popupActivated( int r );private: void init(); void blinkOn(); void updateOffset(); void updateSelection(); void removeSelectedText(); void delOrBackspace( bool backspace ); QLineEditPrivate * d;private: // Disabled copy constructor and operator=#if defined(Q_DISABLE_COPY) QLineEdit( const QLineEdit & ); QLineEdit &operator=( const QLineEdit & );#endif};#endif // QT_NO_LINEEDIT#endif // QLINEEDIT_H</pre><!-- eof --><p><address><hr><div align=center><table width=100% cellspacing=0 border=0><tr><td>Copyright © 2002 <a href="http://www.trolltech.com">Trolltech</a><td><a href="http://www.trolltech.com/trademarks.html">Trademarks</a><td align=right><div align=right>Qt version 3.0.5</div></table></div></address></body></html>⌨️ 快捷键说明
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