1 files changed, 110 insertions, 0 deletions
diff --git a/portato/gui/qt/highlighter.py b/portato/gui/qt/highlighter.py
new file mode 100644
index 0000000..5572930
--- /dev/null
+++ b/portato/gui/qt/highlighter.py
@@ -0,0 +1,110 @@
+# -*- coding: utf-8 -*-
+#
+# File: portato/gui/qt/highlighter.py
+# This file is part of the Portato-Project, a graphical portage-frontend.
+#
+# Copyright (C) 2007 René 'Necoro' Neumann
+# This is free software.  You may redistribute copies of it under the terms of
+# the GNU General Public License version 2.
+# There is NO WARRANTY, to the extent permitted by law.
+#
+# Written by René 'Necoro' Neumann <necoro@necoro.net>
+
+# The syntax is inspired by the gtksourceview syntax by
+# Leonardo Ferreira Fontenelle <leo.fontenelle@gmail.com>
+
+from PyQt4 import Qt
+from portato.helper import debug
+
+import re # prefer Python-Module over Qt-one
+
+class EbuildHighlighter (Qt.QSyntaxHighlighter):
+
+	NORMAL_STATE = 0
+	STRING_STATE = 1
+
+	def __init__ (self, edit):
+		Qt.QSyntaxHighlighter.__init__(self, edit)
+		
+		self.comment = self.__create(r'#.*', color = "steelblue", italic = True)
+		self.bashVar = self.__create(r'(\$\{.+?\})|(\$\w+)', color = "green")
+		
+		self.syntax = {}
+		self.syntax["bashSyn"] = self.__create(r'\b(case|do|done|elif|else|esac|exit|fi|for|function|if|in|local|read|return|select|shift|then|time|until|while)\b', color = "navy", underline = True)
+
+		self.syntax["bashCmd"] = self.__create(r'\b(make|awk|cat|cd|chmod|chown|cp|echo|env|export|grep|head|let|ln|mkdir|mv|rm|sed|set|tail|tar|touch|unset)\b', color = "navy", bold = True)
+		
+		self.syntax["portVar"] = self.__create(r'\b((ARCH|HOMEPAGE|DESCRIPTION|IUSE|SRC_URI|LICENSE|SLOT|KEYWORDS|FILESDIR|WORKDIR|(P|R)?DEPEND|PROVIDE|DISTDIR|RESTRICT|USERLAND)|(S|D|T|PV|PF|P|PN|A)|C(XX)?FLAGS|LDFLAGS|C(HOST|TARGET|BUILD))\b', color = "saddlebrown", bold = True)
+		
+		self.syntax["portCmd"] = self.__create(r'\b(e(begin|end|conf|install|make|warn|infon?|error|patch)|die|built_with_use|use(_(with|enable))?|inherit|hasq?|(has|best)_version|unpack|(do|new)(ins|s?bin|doc|lib(|\.so|\.a)|man|info|exe|initd|confd|envd|pam|menu|icon)|do(python|sed|dir|hard|sym|html|jar|mo)|keepdir|prepall(|docs|info|man|strip)|prep(info|lib|lib\.(so|a)|man|strip)|(|doc|ins|exe)into|f(owners|perms)|(exe|ins|dir)opts)\b', color = "saddlebrown", bold = True)
+		
+		self.syntax["portFunc"] = self.__create(r'^(src_(unpack|compile|install|test)|pkg_(config|nofetch|setup|(pre|post)(inst|rm)))', color = "green")
+		
+		self.string = self.__create(r'(?<!\\)"', color = "fuchsia")
+
+	def do_reg_exp (self, syntaxTuple, string):
+		regexp, format = syntaxTuple
+
+		match = regexp.search(string)
+			
+		while match is not None:
+			span = match.span()
+			length = span[1]-span[0]
+			
+			self.setFormat(span[0], length, format)
+			match = regexp.search(string, span[1])
+
+	def highlightBlock (self, string):
+		string = str(string) # we got a QString here
+
+		for t in self.syntax.values():
+			self.do_reg_exp(t, string)
+
+		self.setCurrentBlockState(self.NORMAL_STATE)
+
+		# look for strings
+		prevStart = 0
+		foundEnd = False
+		stringMatch = self.string[0].search(string)
+		if self.previousBlockState() == self.STRING_STATE:
+			if stringMatch is None:
+				self.setFormat(0, len(string), self.string[1])
+				self.setCurrentBlockState(self.STRING_STATE)
+			else:
+				foundEnd = True
+
+		while stringMatch is not None:
+
+			if foundEnd:
+				self.setCurrentBlockState(self.NORMAL_STATE)
+				self.setFormat(prevStart, stringMatch.end() - prevStart, self.string[1])
+				stringMatch = self.string[0].search(string, stringMatch.end())
+				foundEnd = False
+			else:
+				prevStart = stringMatch.start()
+				stringMatch = self.string[0].search(string, stringMatch.end())
+				if stringMatch is not None:
+					foundEnd = True
+				else:
+					self.setCurrentBlockState(self.STRING_STATE)
+					self.setFormat(prevStart, len(string) - prevStart, self.string[1])
+
+		self.do_reg_exp(self.bashVar, string) # replace bashVars in strings
+		self.do_reg_exp(self.comment, string) # do comments last
+
+	def __create (self, regexp, color = None, italic = False, bold = False, underline = False):
+
+		compRe = re.compile(regexp)
+		format = Qt.QTextCharFormat()
+
+		font = Qt.QFont()
+		font.setItalic(italic)
+		font.setBold(bold)
+		font.setUnderline(underline)
+		format.setFont(font)
+
+		if color is not None:
+			brush = Qt.QBrush(Qt.QColor(color))
+			format.setForeground(brush)
+
+		return (compRe, format)