mirror of
https://github.com/Hopiu/linkchecker.git
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Show line numbers in Qt editor.
This commit is contained in:
Bastian Kleineidam
parent
98b823353f
commit
8ea2d147fc
3 changed files with 230 additions and 111 deletions
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@ -21,118 +21,10 @@ from PyQt4 import QtGui, QtCore
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from .linkchecker_ui_editor import Ui_EditorDialog
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from ..checker.fileurl import get_os_filename
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try:
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from PyQt4 import Qsci
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# Map MIME type to Scintilla lexer class
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ContentTypeLexers = {
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"application/x-shellscript": Qsci.QsciLexerBash,
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"application/x-sh": Qsci.QsciLexerBash,
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"application/x-msdos-program": Qsci.QsciLexerBatch,
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#"": Qsci.QsciLexerCMake,
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"text/x-c++src": Qsci.QsciLexerCPP,
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"text/css": Qsci.QsciLexerCSS,
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#"": Qsci.QsciLexerCSharp,
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#"": Qsci.QsciLexerCustom,
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"text/x-dsrc": Qsci.QsciLexerD,
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"text/x-diff": Qsci.QsciLexerDiff,
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#"": Qsci.QsciLexerFortran,
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#"": Qsci.QsciLexerFortran77,
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"text/html": Qsci.QsciLexerHTML,
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#"": Qsci.QsciLexerIDL,
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"text/x-java": Qsci.QsciLexerJava,
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"application/javascript": Qsci.QsciLexerJavaScript,
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#"": Qsci.QsciLexerLua,
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"text/x-makefile": Qsci.QsciLexerMakefile,
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#"": Qsci.QsciLexerPOV,
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"text/x-pascal": Qsci.QsciLexerPascal,
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"text/x-perl": Qsci.QsciLexerPerl,
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"application/postscript": Qsci.QsciLexerPostScript,
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"text/plain+ini": Qsci.QsciLexerProperties,
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"text/x-python": Qsci.QsciLexerPython,
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"application/x-ruby": Qsci.QsciLexerRuby,
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#"": Qsci.QsciLexerSQL,
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#"": Qsci.QsciLexerSpice,
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"application/x-tcl": Qsci.QsciLexerTCL,
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"application/x-latex": Qsci.QsciLexerTeX,
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#"": Qsci.QsciLexerVHDL,
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#"": Qsci.QsciLexerVerilog,
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"application/xml": Qsci.QsciLexerXML,
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#"": Qsci.QsciLexerYAML,
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}
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class Editor (Qsci.QsciScintilla):
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"""Configured QsciScintilla widget."""
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def __init__ (self, parent=None):
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"""Set Scintilla options for font, colors, etc."""
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super(Editor, self).__init__(parent)
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# Use Courier font with fixed width
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font = QtGui.QFont("Consolas", 11)
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font.setFixedPitch(True)
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# Set the default font of the editor
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# and take the same font for line numbers
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self.setFont(font)
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self.setMarginsFont(font)
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# line number margin for 4 digits (plus 2px extra space)
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margin = QtGui.QFontMetrics(font).width("0"*4)+2
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# Display line numbers, margin 0 is for line numbers
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self.setMarginWidth(0, margin)
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self.setMarginLineNumbers(0, True)
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# Show whitespace to help detect whitespace errors
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self.setWhitespaceVisibility(True)
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# Use boxes as folding visual
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self.setFolding(self.BoxedTreeFoldStyle)
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# Braces matching
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self.setBraceMatching(self.SloppyBraceMatch)
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# Editing line color
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self.setCaretLineVisible(True)
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self.setCaretLineBackgroundColor(QtGui.QColor("#e5e5cb"))
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# line numbers margin colors
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self.setMarginsBackgroundColor(QtGui.QColor("#e5e5e5"))
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self.setMarginsForegroundColor(QtGui.QColor("#333333"))
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# folding margin colors (foreground,background)
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self.setFoldMarginColors(QtGui.QColor("#f5f5dc"),
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QtGui.QColor("#aaaaaa"))
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raise ImportError()
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from .editor_qsci import ContentTypeLexers, Editor
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except ImportError:
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# Use QPlainTextEdit instead
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ContentTypeLexers = {}
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class Editor (QtGui.QPlainTextEdit):
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def setLexer (self):
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pass
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def setText (self, text):
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return self.setPlainText(text)
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def text (self):
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return self.toPlainText()
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def setModified (self, flag):
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return self.document().setModified(flag)
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def isModified (self):
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return self.document().isModified()
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def setCursorPosition (self, line, column=0):
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block = self.document().findBlockByNumber(line)
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if block.isValid():
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cursor = QtGui.QTextCursor(block)
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if column > 0:
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cursor.movePosition(QtGui.QTextCursor.Right,
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QtGui.QTextCursor.MoveAnchor, column)
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self.setTextCursor(cursor)
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self.centerCursor()
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from .editor_qt import ContentTypeLexers, Editor
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class EditorWindow (QtGui.QDialog, Ui_EditorDialog):
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"""Scintilla editor window."""
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99
linkcheck/gui/editor_qsci.py
Normal file
99
linkcheck/gui/editor_qsci.py
Normal file
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@ -0,0 +1,99 @@
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# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2011 Bastian Kleineidam
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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"""
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Text editor implemented with QScintilla
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"""
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from PyQt4 import QtGui, Qsci
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# Map MIME type to Scintilla lexer class
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ContentTypeLexers = {
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"application/x-shellscript": Qsci.QsciLexerBash,
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"application/x-sh": Qsci.QsciLexerBash,
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"application/x-msdos-program": Qsci.QsciLexerBatch,
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#"": Qsci.QsciLexerCMake,
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"text/x-c++src": Qsci.QsciLexerCPP,
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"text/css": Qsci.QsciLexerCSS,
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#"": Qsci.QsciLexerCSharp,
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#"": Qsci.QsciLexerCustom,
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"text/x-dsrc": Qsci.QsciLexerD,
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"text/x-diff": Qsci.QsciLexerDiff,
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#"": Qsci.QsciLexerFortran,
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#"": Qsci.QsciLexerFortran77,
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"text/html": Qsci.QsciLexerHTML,
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#"": Qsci.QsciLexerIDL,
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"text/x-java": Qsci.QsciLexerJava,
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"application/javascript": Qsci.QsciLexerJavaScript,
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#"": Qsci.QsciLexerLua,
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"text/x-makefile": Qsci.QsciLexerMakefile,
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#"": Qsci.QsciLexerPOV,
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"text/x-pascal": Qsci.QsciLexerPascal,
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"text/x-perl": Qsci.QsciLexerPerl,
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"application/postscript": Qsci.QsciLexerPostScript,
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"text/plain+ini": Qsci.QsciLexerProperties,
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"text/x-python": Qsci.QsciLexerPython,
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"application/x-ruby": Qsci.QsciLexerRuby,
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#"": Qsci.QsciLexerSQL,
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#"": Qsci.QsciLexerSpice,
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"application/x-tcl": Qsci.QsciLexerTCL,
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"application/x-latex": Qsci.QsciLexerTeX,
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#"": Qsci.QsciLexerVHDL,
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#"": Qsci.QsciLexerVerilog,
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"application/xml": Qsci.QsciLexerXML,
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#"": Qsci.QsciLexerYAML,
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}
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class Editor (Qsci.QsciScintilla):
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"""Configured QsciScintilla widget."""
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def __init__ (self, parent=None):
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"""Set Scintilla options for font, colors, etc."""
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super(Editor, self).__init__(parent)
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# Use Courier font with fixed width
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font = QtGui.QFont("Consolas", 11)
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font.setFixedPitch(True)
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# Set the default font of the editor
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# and take the same font for line numbers
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self.setFont(font)
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self.setMarginsFont(font)
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# line number margin for 4 digits (plus 2px extra space)
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margin = QtGui.QFontMetrics(font).width("0"*4)+2
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# Display line numbers, margin 0 is for line numbers
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self.setMarginWidth(0, margin)
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self.setMarginLineNumbers(0, True)
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# Show whitespace to help detect whitespace errors
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self.setWhitespaceVisibility(True)
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# Use boxes as folding visual
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self.setFolding(self.BoxedTreeFoldStyle)
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# Braces matching
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self.setBraceMatching(self.SloppyBraceMatch)
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# Editing line color
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self.setCaretLineVisible(True)
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self.setCaretLineBackgroundColor(QtGui.QColor("#e5e5cb"))
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# line numbers margin colors
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self.setMarginsBackgroundColor(QtGui.QColor("#e5e5e5"))
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self.setMarginsForegroundColor(QtGui.QColor("#333333"))
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# folding margin colors (foreground,background)
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self.setFoldMarginColors(QtGui.QColor("#f5f5dc"),
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QtGui.QColor("#aaaaaa"))
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128
linkcheck/gui/editor_qt.py
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128
linkcheck/gui/editor_qt.py
Normal file
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@ -0,0 +1,128 @@
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# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2011 Bastian Kleineidam
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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"""
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Text editor implemented with Qt
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"""
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from PyQt4 import QtGui, QtCore
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ContentTypeLexers = {}
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class LineNumberArea (QtGui.QWidget):
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def __init__ (self, editor):
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super(LineNumberArea, self).__init__(editor)
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self.editor = editor
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def sizeHint (self):
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return QtGui.QSize(self.editor.lineNumberAreaWidth(), 0)
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def paintEvent (self, event):
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self.editor.lineNumberAreaPaintEvent(event)
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class Editor (QtGui.QPlainTextEdit):
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def __init__ (self, parent):
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super(Editor, self).__init__(parent)
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self.lineNumberArea = LineNumberArea(self)
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self.blockCountChanged.connect(self.updateLineNumberAreaWidth)
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self.updateRequest.connect(self.updateLineNumberArea)
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self.cursorPositionChanged.connect(self.highlightCurrentLine)
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#connect(this, SIGNAL(blockCountChanged(int)), this, SLOT(updateLineNumberAreaWidth(int)));
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#connect(this, SIGNAL(updateRequest(QRect,int)), this, SLOT(updateLineNumberArea(QRect,int)));
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#connect(this, SIGNAL(cursorPositionChanged()), this, SLOT(highlightCurrentLine()));
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self.updateLineNumberAreaWidth(0)
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self.highlightCurrentLine()
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def setLexer (self):
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pass
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def setText (self, text):
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return self.setPlainText(text)
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def text (self):
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return self.toPlainText()
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def setModified (self, flag):
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return self.document().setModified(flag)
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def isModified (self):
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return self.document().isModified()
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def setCursorPosition (self, line, column=0):
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block = self.document().findBlockByNumber(line)
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if block.isValid():
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cursor = QtGui.QTextCursor(block)
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if column > 0:
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cursor.movePosition(QtGui.QTextCursor.Right,
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QtGui.QTextCursor.MoveAnchor, column)
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self.setTextCursor(cursor)
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self.centerCursor()
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def lineNumberAreaPaintEvent (self, event):
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painter = QtGui.QPainter(self.lineNumberArea)
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painter.fillRect(event.rect(), QtCore.Qt.lightGray)
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block = self.firstVisibleBlock()
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blockNumber = block.blockNumber()
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top = self.blockBoundingGeometry(block).translated(self.contentOffset()).top()
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bottom = top + self.blockBoundingRect(block).height()
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while block.isValid() and top <= event.rect().bottom():
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if block.isVisible() and bottom >= event.rect().top():
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number = str(blockNumber + 1)
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painter.setPen(QtCore.Qt.black)
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painter.drawText(0, top, self.lineNumberArea.width(),
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self.fontMetrics().height(),
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QtCore.Qt.AlignRight, number)
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block = block.next()
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top = bottom
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bottom = top + self.blockBoundingRect(block).height()
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blockNumber += 1
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def lineNumberAreaWidth (self):
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digits = max(1, len(str(self.blockCount())))
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onecharwidth = self.fontMetrics().width('9')
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space = 3 + onecharwidth * digits
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return space
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def resizeEvent (self, event):
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super(Editor, self).resizeEvent(event)
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cr = self.contentsRect()
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self.lineNumberArea.setGeometry(QtCore.QRect(cr.left(), cr.top(),
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self.lineNumberAreaWidth(), cr.height()))
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def updateLineNumberAreaWidth (self, newBlockCount):
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self.setViewportMargins(self.lineNumberAreaWidth(), 0, 0, 0)
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def highlightCurrentLine (self):
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extraSelections = []
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if not self.isReadOnly():
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selection = QtGui.QTextEdit.ExtraSelection()
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lineColor = QtGui.QColor(QtCore.Qt.yellow).lighter(160)
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selection.format.setBackground(lineColor)
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selection.format.setProperty(QtGui.QTextFormat.FullWidthSelection, True)
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selection.cursor = self.textCursor()
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selection.cursor.clearSelection()
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extraSelections.append(selection)
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self.setExtraSelections(extraSelections)
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def updateLineNumberArea (self, rect, dy):
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if dy:
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self.lineNumberArea.scroll(0, dy)
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else:
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self.lineNumberArea.update(0, rect.y(),
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self.lineNumberArea.width(), rect.height())
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if rect.contains(self.viewport().rect()):
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self.updateLineNumberAreaWidth(0)
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