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656 lines
21 KiB
656 lines
21 KiB
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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>ntqtextedit.h</h1>
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<p>This is the verbatim text of the ntqtextedit.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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<hr>
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<pre>
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/****************************************************************************
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** $Id: qt/ntqtextedit.h 3.3.8 edited Jan 11 14:39 $
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**
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** Definition of the TQTextEdit class
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**
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** Created : 990101
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**
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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**
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** This file is part of the widgets module of the TQt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General Public
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** License versions 2.0 or 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Alternatively you may (at your option) use any
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** later version of the GNU General Public License if such license has
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** been publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free TQt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
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** included in the packaging of this file. Licensees holding valid TQt
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** Commercial licenses may use this file in accordance with the TQt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef TQTEXTEDIT_H
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#define TQTEXTEDIT_H
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#ifndef QT_H
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#include "ntqscrollview.h"
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#include "ntqstylesheet.h"
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#include "ntqptrvector.h"
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#include "ntqvaluelist.h"
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#include "ntqptrlist.h"
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#endif // QT_H
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#ifndef TQT_NO_TEXTEDIT
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// uncomment below to enable optimization mode - also uncomment the
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// optimDoAutoScroll() private slot since moc ignores #ifdefs..
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#define QT_TEXTEDIT_OPTIMIZATION
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class TQPainter;
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class TQTextDocument;
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class TQTextCursor;
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class TQKeyEvent;
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class TQResizeEvent;
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class TQMouseEvent;
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class TQTimer;
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class TQTextString;
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class TQTextCommand;
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class TQTextParagraph;
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class TQTextFormat;
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class TQFont;
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class TQColor;
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class TQTextEdit;
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class TQTextBrowser;
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class TQTextString;
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struct TQUndoRedoInfoPrivate;
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class TQPopupMenu;
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class TQTextEditPrivate;
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class TQSyntaxHighlighter;
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#ifdef QT_TEXTEDIT_OPTIMIZATION
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class TQTextEditOptimPrivate
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{
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public:
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// Note: no left-tag has any value for leftTag or parent, and
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// no right-tag has any formatting flags set.
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enum TagType { Color = 0, Format = 1 };
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struct Tag {
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TagType type:2;
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bool bold:1;
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bool italic:1;
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bool underline:1;
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int line;
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int index;
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Tag * leftTag; // ptr to left-tag in a left-right tag pair
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Tag * parent; // ptr to parent left-tag in a nested tag
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Tag * prev;
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Tag * next;
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TQString tag;
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};
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TQTextEditOptimPrivate()
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{
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len = numLines = maxLineWidth = 0;
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selStart.line = selStart.index = -1;
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selEnd.line = selEnd.index = -1;
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search.line = search.index = 0;
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tags = lastTag = 0;
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}
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void clearTags()
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{
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Tag * itr = tags;
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while ( tags ) {
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itr = tags;
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tags = tags->next;
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delete itr;
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}
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tags = lastTag = 0;
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tagIndex.clear();
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}
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~TQTextEditOptimPrivate()
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{
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clearTags();
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}
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int len;
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int numLines;
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int maxLineWidth;
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struct Selection {
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int line;
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int index;
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};
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Selection selStart, selEnd, search;
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Tag * tags, * lastTag;
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TQMap<int, TQString> lines;
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TQMap<int, Tag *> tagIndex;
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};
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#endif
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class TQ_EXPORT TQTextEdit : public TQScrollView
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{
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friend class TQTextBrowser;
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friend class TQSyntaxHighlighter;
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TQ_OBJECT
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TQ_ENUMS( WordWrap WrapPolicy )
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TQ_SETS( AutoFormatting )
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TQ_PROPERTY( TextFormat textFormat READ textFormat WRITE setTextFormat )
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TQ_PROPERTY( TQString text READ text WRITE setText )
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TQ_PROPERTY( TQBrush paper READ paper WRITE setPaper )
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TQ_PROPERTY( bool linkUnderline READ linkUnderline WRITE setLinkUnderline )
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TQ_PROPERTY( TQString documentTitle READ documentTitle )
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TQ_PROPERTY( int length READ length )
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TQ_PROPERTY( WordWrap wordWrap READ wordWrap WRITE setWordWrap )
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TQ_PROPERTY( int wrapColumnOrWidth READ wrapColumnOrWidth WRITE setWrapColumnOrWidth )
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TQ_PROPERTY( WrapPolicy wrapPolicy READ wrapPolicy WRITE setWrapPolicy )
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TQ_PROPERTY( bool hasSelectedText READ hasSelectedText )
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TQ_PROPERTY( TQString selectedText READ selectedText )
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TQ_PROPERTY( int undoDepth READ undoDepth WRITE setUndoDepth )
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TQ_PROPERTY( bool overwriteMode READ isOverwriteMode WRITE setOverwriteMode )
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TQ_PROPERTY( bool modified READ isModified WRITE setModified DESIGNABLE false )
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TQ_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly )
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TQ_PROPERTY( bool undoRedoEnabled READ isUndoRedoEnabled WRITE setUndoRedoEnabled )
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TQ_PROPERTY( int tabStopWidth READ tabStopWidth WRITE setTabStopWidth )
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TQ_PROPERTY( bool tabChangesFocus READ tabChangesFocus WRITE setTabChangesFocus )
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TQ_PROPERTY( AutoFormatting autoFormatting READ autoFormatting WRITE setAutoFormatting )
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public:
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enum WordWrap {
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NoWrap,
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WidgetWidth,
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FixedPixelWidth,
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FixedColumnWidth
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};
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enum WrapPolicy {
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AtWordBoundary,
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AtWhiteSpace = AtWordBoundary, // AtWhiteSpace is deprecated
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Anywhere,
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AtWordOrDocumentBoundary
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};
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enum AutoFormatting {
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AutoNone = 0,
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AutoBulletList = 0x00000001,
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AutoAll = 0xffffffff
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};
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enum KeyboardAction {
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ActionBackspace,
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ActionDelete,
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ActionReturn,
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ActionKill,
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ActionWordBackspace,
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ActionWordDelete
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};
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enum CursorAction {
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MoveBackward,
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MoveForward,
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MoveWordBackward,
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MoveWordForward,
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MoveUp,
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MoveDown,
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MoveLineStart,
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MoveLineEnd,
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MoveHome,
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MoveEnd,
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MovePgUp,
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MovePgDown
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};
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enum VerticalAlignment {
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AlignNormal,
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AlignSuperScript,
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AlignSubScript
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};
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enum TextInsertionFlags {
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RedoIndentation = 0x0001,
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CheckNewLines = 0x0002,
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RemoveSelected = 0x0004
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};
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TQTextEdit( const TQString& text, const TQString& context = TQString::null,
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TQWidget* parent=0, const char* name=0);
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TQTextEdit( TQWidget* parent=0, const char* name=0 );
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virtual ~TQTextEdit();
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void setPalette( const TQPalette & );
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TQString text() const;
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TQString text( int para ) const;
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TextFormat textFormat() const;
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TQString context() const;
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TQString documentTitle() const;
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void getSelection( int *paraFrom, int *indexFrom,
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int *paraTo, int *indexTo, int selNum = 0 ) const;
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virtual bool find( const TQString &expr, bool cs, bool wo, bool forward = TRUE,
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int *para = 0, int *index = 0 );
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int paragraphs() const;
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int lines() const;
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int linesOfParagraph( int para ) const;
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int lineOfChar( int para, int chr );
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int length() const;
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TQRect paragraphRect( int para ) const;
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int paragraphAt( const TQPoint &pos ) const;
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int charAt( const TQPoint &pos, int *para ) const;
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int paragraphLength( int para ) const;
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TQStyleSheet* styleSheet() const;
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#ifndef TQT_NO_MIME
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TQMimeSourceFactory* mimeSourceFactory() const;
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#endif
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TQBrush paper() const;
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bool linkUnderline() const;
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int heightForWidth( int w ) const;
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bool hasSelectedText() const;
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TQString selectedText() const;
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bool isUndoAvailable() const;
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bool isRedoAvailable() const;
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WordWrap wordWrap() const;
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int wrapColumnOrWidth() const;
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WrapPolicy wrapPolicy() const;
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int tabStopWidth() const;
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TQString anchorAt( const TQPoint& pos );
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TQString anchorAt( const TQPoint& pos, AnchorAttribute a );
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TQSize sizeHint() const;
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bool isReadOnly() const { return readonly; }
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void getCursorPosition( int *parag, int *index ) const;
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bool isModified() const;
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bool italic() const;
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bool bold() const;
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bool underline() const;
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TQString family() const;
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int pointSize() const;
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TQColor color() const;
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TQFont font() const;
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TQFont currentFont() const;
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int alignment() const;
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int undoDepth() const;
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// do not use, will go away
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virtual bool getFormat( int para, int index, TQFont *font, TQColor *color, VerticalAlignment *verticalAlignment );
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// do not use, will go away
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virtual bool getParagraphFormat( int para, TQFont *font, TQColor *color,
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VerticalAlignment *verticalAlignment, int *alignment,
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TQStyleSheetItem::DisplayMode *displayMode,
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TQStyleSheetItem::ListStyle *listStyle,
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int *listDepth );
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bool isOverwriteMode() const { return overWrite; }
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TQColor paragraphBackgroundColor( int para ) const;
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bool isUndoRedoEnabled() const;
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bool eventFilter( TQObject *o, TQEvent *e );
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bool tabChangesFocus() const;
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void setAutoFormatting( uint features );
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uint autoFormatting() const;
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TQSyntaxHighlighter *syntaxHighlighter() const;
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public slots:
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void setEnabled( bool );
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#ifndef TQT_NO_MIME
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virtual void setMimeSourceFactory( TQMimeSourceFactory* factory );
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#endif
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virtual void setStyleSheet( TQStyleSheet* styleSheet );
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virtual void scrollToAnchor( const TQString& name );
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virtual void setPaper( const TQBrush& pap );
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virtual void setLinkUnderline( bool );
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virtual void setWordWrap( WordWrap mode );
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virtual void setWrapColumnOrWidth( int );
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virtual void setWrapPolicy( WrapPolicy policy );
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virtual void copy();
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virtual void append( const TQString& text );
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void setText( const TQString &txt ) { setText( txt, TQString::null ); }
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virtual void setText( const TQString &txt, const TQString &context );
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virtual void setTextFormat( TextFormat f );
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virtual void selectAll( bool select = TRUE );
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virtual void setTabStopWidth( int ts );
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virtual void zoomIn( int range );
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virtual void zoomIn() { zoomIn( 1 ); }
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virtual void zoomOut( int range );
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virtual void zoomOut() { zoomOut( 1 ); }
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virtual void zoomTo( int size );
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virtual void sync();
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virtual void setReadOnly( bool b );
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virtual void undo();
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virtual void redo();
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virtual void cut();
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virtual void paste();
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#ifndef TQT_NO_CLIPBOARD
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virtual void pasteSubType( const TQCString &subtype );
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#endif
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virtual void clear();
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virtual void del();
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virtual void indent();
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virtual void setItalic( bool b );
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virtual void setBold( bool b );
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virtual void setUnderline( bool b );
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virtual void setFamily( const TQString &f );
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virtual void setPointSize( int s );
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virtual void setColor( const TQColor &c );
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virtual void setFont( const TQFont &f );
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virtual void setVerticalAlignment( VerticalAlignment a );
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virtual void setAlignment( int a );
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// do not use, will go away
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virtual void setParagType( TQStyleSheetItem::DisplayMode dm, TQStyleSheetItem::ListStyle listStyle );
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virtual void setCursorPosition( int parag, int index );
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virtual void setSelection( int parag_from, int index_from, int parag_to, int index_to, int selNum = 0 );
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virtual void setSelectionAttributes( int selNum, const TQColor &back, bool invertText );
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virtual void setModified( bool m );
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virtual void resetFormat();
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virtual void setUndoDepth( int d );
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virtual void setFormat( TQTextFormat *f, int flags );
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virtual void ensureCursorVisible();
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virtual void placeCursor( const TQPoint &pos, TQTextCursor *c = 0 );
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virtual void moveCursor( CursorAction action, bool select );
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virtual void doKeyboardAction( KeyboardAction action );
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virtual void removeSelectedText( int selNum = 0 );
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virtual void removeSelection( int selNum = 0 );
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virtual void setCurrentFont( const TQFont &f );
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virtual void setOverwriteMode( bool b ) { overWrite = b; }
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virtual void scrollToBottom();
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void insert( const TQString &text, uint insertionFlags = CheckNewLines | RemoveSelected ); // ## virtual in 4.0
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// obsolete
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virtual void insert( const TQString &text, bool, bool = TRUE, bool = TRUE );
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virtual void insertAt( const TQString &text, int para, int index );
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virtual void removeParagraph( int para );
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virtual void insertParagraph( const TQString &text, int para );
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virtual void setParagraphBackgroundColor( int para, const TQColor &bg );
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virtual void clearParagraphBackground( int para );
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virtual void setUndoRedoEnabled( bool b );
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void setTabChangesFocus( bool b ); // ### make virtual in 4.0
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#ifdef QT_TEXTEDIT_OPTIMIZATION
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void polish();
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void setMaxLogLines( int numLines );
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int maxLogLines();
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#endif
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signals:
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void textChanged();
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void selectionChanged();
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void copyAvailable( bool );
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void undoAvailable( bool yes );
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void redoAvailable( bool yes );
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void currentFontChanged( const TQFont &f );
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void currentColorChanged( const TQColor &c );
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void currentAlignmentChanged( int a );
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void currentVerticalAlignmentChanged( VerticalAlignment a );
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void cursorPositionChanged( TQTextCursor *c );
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void cursorPositionChanged( int para, int pos );
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void returnPressed();
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void modificationChanged( bool m );
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void clicked( int parag, int index );
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void doubleClicked( int parag, int index );
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protected:
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void repaintChanged();
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void updateStyles();
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void drawContents( TQPainter *p, int cx, int cy, int cw, int ch );
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bool event( TQEvent *e );
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void keyPressEvent( TQKeyEvent *e );
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void resizeEvent( TQResizeEvent *e );
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void viewportResizeEvent( TQResizeEvent* );
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void contentsMousePressEvent( TQMouseEvent *e );
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void contentsMouseMoveEvent( TQMouseEvent *e );
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void contentsMouseReleaseEvent( TQMouseEvent *e );
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void contentsMouseDoubleClickEvent( TQMouseEvent *e );
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#ifndef TQT_NO_WHEELEVENT
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void contentsWheelEvent( TQWheelEvent *e );
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#endif
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void imStartEvent( TQIMEvent * );
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void imComposeEvent( TQIMEvent * );
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void imEndEvent( TQIMEvent * );
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#ifndef TQT_NO_DRAGANDDROP
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void contentsDragEnterEvent( TQDragEnterEvent *e );
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void contentsDragMoveEvent( TQDragMoveEvent *e );
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void contentsDragLeaveEvent( TQDragLeaveEvent *e );
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void contentsDropEvent( TQDropEvent *e );
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#endif
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void contentsContextMenuEvent( TQContextMenuEvent *e );
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bool focusNextPrevChild( bool next );
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TQTextDocument *document() const;
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TQTextCursor *textCursor() const;
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void setDocument( TQTextDocument *doc );
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virtual TQPopupMenu *createPopupMenu( const TQPoint& pos );
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virtual TQPopupMenu *createPopupMenu();
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void drawCursor( bool visible );
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void windowActivationChange( bool );
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protected slots:
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virtual void doChangeInterval();
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void sliderReleased(); // ### make virtual in 4.0
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private slots:
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void formatMore();
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void doResize();
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void autoScrollTimerDone();
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void blinkCursor();
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void setModified();
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void startDrag();
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void documentWidthChanged( int w );
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void clipboardChanged();
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|
|
private:
|
|
struct TQ_EXPORT UndoRedoInfo {
|
|
enum Type { Invalid, Insert, Delete, Backspace, Return, RemoveSelected, Format, Style, IME };
|
|
|
|
UndoRedoInfo( TQTextDocument *dc );
|
|
~UndoRedoInfo();
|
|
void clear();
|
|
bool valid() const;
|
|
|
|
TQUndoRedoInfoPrivate *d;
|
|
int id;
|
|
int index;
|
|
int eid;
|
|
int eindex;
|
|
TQTextFormat *format;
|
|
int flags;
|
|
Type type;
|
|
TQTextDocument *doc;
|
|
TQByteArray styleInformation;
|
|
};
|
|
|
|
private:
|
|
void updateCursor( const TQPoint & pos );
|
|
void handleMouseMove( const TQPoint& pos );
|
|
void drawContents( TQPainter * );
|
|
virtual bool linksEnabled() const { return FALSE; }
|
|
void init();
|
|
void checkUndoRedoInfo( UndoRedoInfo::Type t );
|
|
void updateCurrentFormat();
|
|
bool handleReadOnlyKeyEvent( TQKeyEvent *e );
|
|
void makeParagVisible( TQTextParagraph *p );
|
|
void normalCopy();
|
|
void copyToClipboard();
|
|
#ifndef TQT_NO_MIME
|
|
TQCString pickSpecial(TQMimeSource* ms, bool always_ask, const TQPoint&);
|
|
TQTextDrag *dragObject( TQWidget *parent = 0 ) const;
|
|
#endif
|
|
#ifndef TQT_NO_MIMECLIPBOARD
|
|
void pasteSpecial(const TQPoint&);
|
|
#endif
|
|
void setFontInternal( const TQFont &f );
|
|
|
|
virtual void emitHighlighted( const TQString & ) {}
|
|
virtual void emitLinkClicked( const TQString & ) {}
|
|
|
|
void readFormats( TQTextCursor &c1, TQTextCursor &c2, TQTextString &text, bool fillStyles = FALSE );
|
|
void clearUndoRedo();
|
|
void paintDocument( bool drawAll, TQPainter *p, int cx = -1, int cy = -1, int cw = -1, int ch = -1 );
|
|
void moveCursor( CursorAction action );
|
|
void ensureFormatted( TQTextParagraph *p );
|
|
void placeCursor( const TQPoint &pos, TQTextCursor *c, bool link );
|
|
void updateMicroFocusHint();
|
|
|
|
#ifdef QT_TEXTEDIT_OPTIMIZATION
|
|
bool checkOptimMode();
|
|
TQString optimText() const;
|
|
void optimSetText( const TQString &str );
|
|
void optimAppend( const TQString &str );
|
|
void optimInsert( const TQString &str, int line, int index );
|
|
void optimDrawContents( TQPainter * p, int cx, int cy, int cw, int ch );
|
|
void optimMousePressEvent( TQMouseEvent * e );
|
|
void optimMouseReleaseEvent( TQMouseEvent * e );
|
|
void optimMouseMoveEvent( TQMouseEvent * e );
|
|
int optimCharIndex( const TQString &str, int mx ) const;
|
|
void optimSelectAll();
|
|
void optimRemoveSelection();
|
|
void optimSetSelection( int startLine, int startIdx, int endLine,
|
|
int endIdx );
|
|
bool optimHasSelection() const;
|
|
TQString optimSelectedText() const;
|
|
bool optimFind( const TQString & str, bool, bool, bool, int *, int * );
|
|
void optimParseTags( TQString * str, int lineNo = -1, int indexOffset = 0 );
|
|
TQTextEditOptimPrivate::Tag * optimPreviousLeftTag( int line );
|
|
void optimSetTextFormat( TQTextDocument *, TQTextCursor *, TQTextFormat * f,
|
|
int, int, TQTextEditOptimPrivate::Tag * t );
|
|
TQTextEditOptimPrivate::Tag * optimAppendTag( int index, const TQString & tag );
|
|
TQTextEditOptimPrivate::Tag * optimInsertTag( int line, int index, const TQString & tag );
|
|
void optimCheckLimit( const TQString& str );
|
|
bool optimHasBoldMetrics( int line );
|
|
|
|
private slots:
|
|
void optimDoAutoScroll();
|
|
#endif // QT_TEXTEDIT_OPTIMIZATION
|
|
|
|
private:
|
|
#ifndef TQT_NO_CLIPBOARD
|
|
void pasteSubType( const TQCString &subtype, TQMimeSource *m );
|
|
#endif
|
|
|
|
private:
|
|
TQTextDocument *doc;
|
|
TQTextCursor *cursor;
|
|
TQTimer *formatTimer, *scrollTimer, *changeIntervalTimer, *blinkTimer, *dragStartTimer;
|
|
TQTextParagraph *lastFormatted;
|
|
int interval;
|
|
UndoRedoInfo undoRedoInfo;
|
|
TQTextFormat *currentFormat;
|
|
int currentAlignment;
|
|
TQPoint oldMousePos, mousePos;
|
|
TQPoint dragStartPos;
|
|
TQString onLink;
|
|
WordWrap wrapMode;
|
|
WrapPolicy wPolicy;
|
|
int wrapWidth;
|
|
TQString pressedLink;
|
|
TQTextEditPrivate *d;
|
|
bool inDoubleClick : 1;
|
|
bool mousePressed : 1;
|
|
bool cursorVisible : 1;
|
|
bool blinkCursorVisible : 1;
|
|
bool readOnly : 1;
|
|
bool modified : 1;
|
|
bool mightStartDrag : 1;
|
|
bool inDnD : 1;
|
|
bool readonly : 1;
|
|
bool undoEnabled : 1;
|
|
bool overWrite : 1;
|
|
|
|
private: // Disabled copy constructor and operator=
|
|
#if defined(TQ_DISABLE_COPY)
|
|
TQTextEdit( const TQTextEdit & );
|
|
TQTextEdit &operator=( const TQTextEdit & );
|
|
#endif
|
|
};
|
|
|
|
inline TQTextDocument *TQTextEdit::document() const
|
|
{
|
|
return doc;
|
|
}
|
|
|
|
inline TQTextCursor *TQTextEdit::textCursor() const
|
|
{
|
|
return cursor;
|
|
}
|
|
|
|
inline void TQTextEdit::setCurrentFont( const TQFont &f )
|
|
{
|
|
TQTextEdit::setFontInternal( f );
|
|
}
|
|
|
|
#endif //TQT_NO_TEXTEDIT
|
|
#endif //TQTEXTVIEW_H
|
|
</pre>
|
|
<!-- eof -->
|
|
<p><address><hr><div align=center>
|
|
<table width=100% cellspacing=0 border=0><tr>
|
|
<td>Copyright © 2007
|
|
<a href="troll.html">Trolltech</a><td align=center><a href="trademarks.html">Trademarks</a>
|
|
<td align=right><div align=right>TQt 3.3.8</div>
|
|
</table></div></address></body>
|
|
</html>
|