diff options
| author | marha <marha@users.sourceforge.net> | 2010-08-02 08:29:58 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2010-08-02 08:29:58 +0000 |
| commit | d2758df0a0091496717fe7a65c3e7563e7c82785 (patch) | |
| tree | 5cb4f95ca29e85f6f732ef4a25e417ed5c2b8d54 /xorg-server/xkeyboard-config/tests/ruby/xkbparser.rb | |
| parent | 022d9c6cf6a67385d84ff33ce095f5c7f9f6d0cc (diff) | |
| download | vcxsrv-d2758df0a0091496717fe7a65c3e7563e7c82785.tar.gz vcxsrv-d2758df0a0091496717fe7a65c3e7563e7c82785.tar.bz2 vcxsrv-d2758df0a0091496717fe7a65c3e7563e7c82785.zip | |
xserver libX11 libXdmcp git update 2-8-2010
Diffstat (limited to 'xorg-server/xkeyboard-config/tests/ruby/xkbparser.rb')
| -rw-r--r-- | xorg-server/xkeyboard-config/tests/ruby/xkbparser.rb | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/xorg-server/xkeyboard-config/tests/ruby/xkbparser.rb b/xorg-server/xkeyboard-config/tests/ruby/xkbparser.rb new file mode 100644 index 000000000..ecf246b6c --- /dev/null +++ b/xorg-server/xkeyboard-config/tests/ruby/xkbparser.rb @@ -0,0 +1,185 @@ +#
+# $Id$
+#
+# Commont parsing classes for symbols/inet
+# The parsing is simplified, based on regex - it is NOT a real parser for very
+# complex XKB format
+#
+
+require "utils.rb"
+
+class Symbols < Hash
+
+ #
+ # Constructor
+ #
+ def initialize
+ @includedSyms = Array.new
+ end
+
+ # Write-only property, parent list of symbols definitions
+ def symbols_list=(symbolsList)
+ @symbolsList = symbolsList
+ end
+
+ # Whether this set of symbols is hidden or not
+ def hidden?
+ @hidden
+ end
+
+ def hidden=(h)
+ @hidden = h
+ end
+
+ #
+ # Add "dependency" - the symbols referenced using the "include" statement.
+ #
+ def add_included(other)
+ @includedSyms.push(other)
+ end
+
+ alias get_original []
+ alias keys_original keys
+
+ #
+ # Get the symbol, trying first own definitions, then walking through all
+ # dependenies
+ #
+ def [](symName)
+ own = self.get_original(symName)
+ if own.nil?
+ @includedSyms.find_all do | symsName |
+ syms = @symbolsList[symsName]
+ his = syms[symName]
+ if !his.nil?
+ own = his
+ break
+ end
+ end
+ end
+ own
+ end
+
+ #
+ # All keys - including the ones specified in the included sections
+ #
+ def keys()
+ @includedSyms.inject(keys_original) do | rv, symsName |
+ syms = @symbolsList[symsName]
+ rv | syms.keys
+ end
+ end
+
+ # Size of all keys
+ def length()
+ keys().length()
+ end
+
+ #
+ # Size - takes into account overlapping key definitions
+ #
+ def size()
+ keys.size()
+ end
+
+ #
+ # Create a hash including all elements of this hash which are not in the
+ # other hash, use symbols + and * for marking the elements which existed in
+ # the original hash (+ if not existed)
+ #
+ def -(other)
+ diff = self.class.new
+ self.find_all do | key, value |
+ existing = other[key]
+ if existing != value
+ diff[key] = [ value, existing.nil? ? '+' : '' ]
+ end
+ end
+ diff
+ end
+
+
+ def to_s
+ s = "{\n"
+ # First output included syms
+ @includedSyms.find_all do | symsName |
+ s += " include \"inet(#{symsName})\"\n"
+ end
+ # Then - own definitions
+ self.find_all do | key, value |
+ s += " key #{key} { [ #{value} ] };\n"
+ end
+ s + "}";
+ end
+
+end
+
+class SymbolsList < Hash
+
+ #
+ # Add new xkb_symbols
+ #
+ def add_symbols (symbolsName, hidden)
+ newSyms = Symbols.new
+ newSyms.symbols_list = self
+ newSyms.hidden = hidden
+ self[symbolsName] = newSyms
+ end
+
+ def to_s
+ s = "// Autogenerated\n\n"
+ self.find_all do | symbols, mapping |
+ s += "partial alphanumeric_keys\nxkb_symbols \"#{symbols}\" #{mapping};\n\n"
+ end
+ s
+ end
+
+ def match_symbols(new_symbols,limit)
+ matching = Hash.new
+ find_all do | symbols, mapping |
+ diff = new_symbols - mapping
+ if diff.size <= limit
+ matching[symbols] = diff
+ end
+ end
+ matching
+ end
+
+ def merge()
+ everything = NonuniqueCountingHash.new
+ find_all do | symsName, syms |
+ syms.find_all do | symName, keycode |
+ everything[symName] = keycode
+ end
+ end
+ everything
+ end
+
+end
+
+class Parser
+
+ def parse (fileName)
+ allSyms = SymbolsList.new;
+ currentSyms = nil
+ hidden = false
+ File.open(fileName) do | file |
+ file.each_line do | line |
+ line.scan(/xkb_symbols\s+"(\w+)"/) do | symsName |
+ currentSyms = allSyms.add_symbols(symsName[0], hidden)
+ end
+ line.scan(/^\s*key\s*<(\w+)>\s*\{\s*\[\s*(\w+)/) do | keycode, keysym |
+ currentSyms[keycode] = keysym
+ end
+ line.scan(/^partial\s+(hidden\s+)?alphanumeric_keys/) do | h |
+ hidden = !h[0].nil?
+ end
+ line.scan(/^\s*include\s+"inet\((\w+)\)"/) do | otherPart |
+ currentSyms.add_included(otherPart[0])
+ end
+ end
+ end
+ allSyms
+ end
+
+end
|