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410 lines
8.1 KiB
410 lines
8.1 KiB
// This module implements the QextScintillaLexerPython class.
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//
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// Copyright (c) 2006
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// Riverbank Computing Limited <info@riverbankcomputing.co.uk>
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//
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// This file is part of TQScintilla.
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//
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// This copy of TQScintilla is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2, or (at your option) any
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// later version.
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//
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// TQScintilla is supplied in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along with
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// TQScintilla; see the file LICENSE. If not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#include <tqcolor.h>
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#include <tqfont.h>
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#include <tqsettings.h>
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#include "qextscintillalexerpython.h"
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// The list of Python keywords that can be used by other friendly lexers.
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const char *QextScintillaLexerPython::keywordClass =
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"and assert break class continue def del elif else except exec "
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"finally for from global if import in is lambda None not or pass "
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"print raise return try while yield";
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// The ctor.
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QextScintillaLexerPython::QextScintillaLexerPython(TQObject *parent,
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const char *name)
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: QextScintillaLexer(parent,name), fold_comments(FALSE),
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fold_quotes(FALSE), indent_warn(NoWarning)
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{
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}
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// The dtor.
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QextScintillaLexerPython::~QextScintillaLexerPython()
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{
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}
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// Returns the language name.
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const char *QextScintillaLexerPython::language() const
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{
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return "Python";
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}
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// Returns the lexer name.
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const char *QextScintillaLexerPython::lexer() const
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{
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return "python";
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}
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// Return the set of characters that can start autocompletion.
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const char *QextScintillaLexerPython::autoCompletionStartCharacters() const
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{
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return ".";
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}
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// Return the list of characters that can start a block.
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const char *QextScintillaLexerPython::blockStart(int *style) const
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{
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if (style)
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*style = Operator;
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return ":";
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}
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// Return the number of lines to look back when auto-indenting.
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int QextScintillaLexerPython::blockLookback() const
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{
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// This must be 0 otherwise de-indenting a Python block gets very
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// difficult.
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return 0;
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}
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// Return the style used for braces.
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int QextScintillaLexerPython::braceStyle() const
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{
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return Operator;
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}
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// Returns the foreground colour of the text for a style.
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TQColor QextScintillaLexerPython::color(int style) const
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{
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switch (style)
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{
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case Default:
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return TQColor(0x80,0x80,0x80);
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case Comment:
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return TQColor(0x00,0x7f,0x00);
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case Number:
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return TQColor(0x00,0x7f,0x7f);
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case DoubleQuotedString:
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case SingleQuotedString:
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return TQColor(0x7f,0x00,0x7f);
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case Keyword:
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return TQColor(0x00,0x00,0x7f);
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case TripleSingleQuotedString:
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case TripleDoubleQuotedString:
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return TQColor(0x7f,0x00,0x00);
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case ClassName:
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return TQColor(0x00,0x00,0xff);
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case FunctionMethodName:
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return TQColor(0x00,0x7f,0x7f);
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case Operator:
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case Identifier:
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break;
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case CommentBlock:
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return TQColor(0x7f,0x7f,0x7f);
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case UnclosedString:
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return TQColor(0x00,0x00,0x00);
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case HighlightedIdentifier:
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return TQColor(0x40,0x70,0x90);
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case Decorator:
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return TQColor(0x80,0x50,0x00);
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}
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return QextScintillaLexer::color(style);
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}
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// Returns the end-of-line fill for a style.
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bool QextScintillaLexerPython::eolFill(int style) const
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{
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return (style == UnclosedString);
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}
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// Returns the font of the text for a style.
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TQFont QextScintillaLexerPython::font(int style) const
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{
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TQFont f;
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switch (style)
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{
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case Comment:
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#if defined(Q_OS_WIN)
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f = TQFont("Comic Sans MS",9);
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#else
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f = TQFont("Bitstream Vera Serif",9);
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#endif
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break;
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case DoubleQuotedString:
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case SingleQuotedString:
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case UnclosedString:
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#if defined(Q_OS_WIN)
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f = TQFont("Courier New",10);
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#else
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f = TQFont("Bitstream Vera Sans Mono",9);
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#endif
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break;
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case Keyword:
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case ClassName:
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case FunctionMethodName:
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case Operator:
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f = QextScintillaLexer::font(style);
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f.setBold(TRUE);
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break;
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default:
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f = QextScintillaLexer::font(style);
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}
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return f;
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}
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// Returns the set of keywords.
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const char *QextScintillaLexerPython::keywords(int set) const
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{
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if (set != 1)
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return 0;
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return keywordClass;
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}
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// Returns the user name of a style.
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TQString QextScintillaLexerPython::description(int style) const
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{
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switch (style)
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{
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case Default:
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return tr("Default");
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case Comment:
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return tr("Comment");
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case Number:
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return tr("Number");
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case DoubleQuotedString:
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return tr("Double-quoted string");
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case SingleQuotedString:
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return tr("Single-quoted string");
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case Keyword:
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return tr("Keyword");
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case TripleSingleQuotedString:
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return tr("Triple single-quoted string");
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case TripleDoubleQuotedString:
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return tr("Triple double-quoted string");
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case ClassName:
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return tr("Class name");
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case FunctionMethodName:
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return tr("Function or method name");
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case Operator:
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return tr("Operator");
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case Identifier:
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return tr("Identifier");
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case CommentBlock:
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return tr("Comment block");
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case UnclosedString:
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return tr("Unclosed string");
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case HighlightedIdentifier:
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return tr("Highlighted identifier");
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case Decorator:
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return tr("Decorator");
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}
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return TQString();
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}
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// Returns the background colour of the text for a style.
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TQColor QextScintillaLexerPython::paper(int style) const
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{
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if (style == UnclosedString)
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return TQColor(0xe0,0xc0,0xe0);
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return QextScintillaLexer::paper(style);
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}
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// Refresh all properties.
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void QextScintillaLexerPython::refreshProperties()
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{
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setCommentProp();
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setQuotesProp();
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setTabWhingeProp();
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}
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// Read properties from the settings.
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bool QextScintillaLexerPython::readProperties(TQSettings &qs,const TQString &prefix)
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{
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int rc = TRUE, num;
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bool ok, flag;
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// Read the fold comments flag.
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flag = qs.readBoolEntry(prefix + "foldcomments",FALSE,&ok);
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if (ok)
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fold_comments = flag;
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else
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rc = FALSE;
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// Read the fold quotes flag.
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flag = qs.readBoolEntry(prefix + "foldquotes",FALSE,&ok);
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if (ok)
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fold_quotes = flag;
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else
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rc = FALSE;
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// Read the indentation warning.
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num = qs.readNumEntry(prefix + "indentwarning",(int)NoWarning,&ok);
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if (ok)
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indent_warn = (IndentationWarning)num;
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else
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rc = FALSE;
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return rc;
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}
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// Write properties to the settings.
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bool QextScintillaLexerPython::writeProperties(TQSettings &qs,const TQString &prefix) const
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{
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int rc = TRUE;
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// Write the fold comments flag.
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if (!qs.writeEntry(prefix + "foldcomments",fold_comments))
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rc = FALSE;
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// Write the fold quotes flag.
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if (!qs.writeEntry(prefix + "foldquotes",fold_quotes))
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rc = FALSE;
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// Write the indentation warning.
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if (!qs.writeEntry(prefix + "indentwarning",(int)indent_warn))
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rc = FALSE;
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return rc;
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}
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// Return TRUE if comments can be folded.
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bool QextScintillaLexerPython::foldComments() const
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{
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return fold_comments;
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}
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// Set if comments can be folded.
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void QextScintillaLexerPython::setFoldComments(bool fold)
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{
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fold_comments = fold;
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setCommentProp();
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}
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// Set the "fold.comment.python" property.
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void QextScintillaLexerPython::setCommentProp()
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{
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emit propertyChanged("fold.comment.python",(fold_comments ? "1" : "0"));
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}
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// Return TRUE if quotes can be folded.
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bool QextScintillaLexerPython::foldQuotes() const
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{
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return fold_quotes;
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}
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// Set if quotes can be folded.
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void QextScintillaLexerPython::setFoldQuotes(bool fold)
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{
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fold_quotes = fold;
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setQuotesProp();
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}
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// Set the "fold.quotes.python" property.
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void QextScintillaLexerPython::setQuotesProp()
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{
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emit propertyChanged("fold.quotes.python",(fold_quotes ? "1" : "0"));
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}
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// Return the indentation warning.
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QextScintillaLexerPython::IndentationWarning QextScintillaLexerPython::indentationWarning() const
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{
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return indent_warn;
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}
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// Set the indentation warning.
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void QextScintillaLexerPython::setIndentationWarning(IndentationWarning warn)
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{
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indent_warn = warn;
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setTabWhingeProp();
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}
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// Set the "tab.timmy.whinge.level" property.
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void QextScintillaLexerPython::setTabWhingeProp()
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{
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emit propertyChanged("tab.timmy.whinge.level",TQString::number(indent_warn));
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}
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#include "qextscintillalexerpython.moc"
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