def __setitem__(self, key, value):
""" Set the value for the given key """
if not (value is None or value in self.getValidValuesForKey(key)):
raise ValueError("Invalid value %s %s" %
(key, self.getValidValuesForKey(key)))
# get the variable dictionary
variables = getattr(self.obj, '_variables', {})
if variables.get(key, None) == value:
return
context = ObservingContext(key=key,
old=variables.get(key, None),
new=value)
willChange(self.obj, 'variables', context)
if value is None:
del variables[key]
else:
variables[key] = value
if key == "PoS" and value == "Dummy":
variables["Person"] = "3rd"
variables["Head"] = "yes"
# variables["Gender"] = "masculine"
variables["Number"] = "singular"
# set the new variables dictionary
if len(variables) == 0:
del self.obj._variables
else:
self.obj._variables = variables
didChange(self.obj, 'variables', context)
def __setitem__(self, key, value):
""" Set the value for the given key """
if not (value is None or value in self.getValidValuesForKey(key)):
raise ValueError("Invalid value")
# get the variable dictionary
variables = getattr(self.obj, '_variables', {})
if variables.get(key, None) == value:
return
context = ObservingContext(key=key,
old=variables.get(key, None),
new=value)
willChange(self.obj, 'variables', context)
if value is None:
del variables[key]
else:
variables[key] = value
# set the new variables dictionary
if len(variables) == 0:
del self.obj._variables
else:
self.obj._variables = variables
didChange(self.obj, 'variables', context)
def event(self, ev):
"""General event handler.
This is reimplemented to:
- prevent inserting the hard line separator, which makes no sense in
plain text
- prevent handling Undo and Redo, they work better via the menu actions
- handle Tab and Backtab to change the indent
"""
if ev in (
# avoid the line separator, makes no sense in plain text
QKeySequence.InsertLineSeparator,
# those can better be called via the menu actions, then they
# work better
QKeySequence.Undo,
QKeySequence.Redo,
):
return False
# handle Tab and Backtab
if ev.type() == QEvent.KeyPress:
cursor = self.textCursor()
if ev.key() == Qt.Key_Tab and ev.modifiers() == Qt.NoModifier:
# tab pressed, insert a tab when no selection and in text,
# else increase the indent
if not cursor.hasSelection():
block = cursor.block()
text = block.text()[:cursor.position() - block.position()]
if text and not text.isspace():
if variables.get(self.document(), 'document-tabs',
True):
cursor.insertText('\t')
else:
tabwidth = variables.get(self.document(),
'tab-width', 8)
spaces = tabwidth - len(
text.expandtabs(tabwidth)) % tabwidth
cursor.insertText(' ' * spaces)
self.setTextCursor(cursor)
return True
import indent
indent.increase_indent(cursor)
if not cursor.hasSelection():
cursortools.strip_indent(cursor)
self.setTextCursor(cursor)
return True
elif ev.key() == Qt.Key_Backtab and ev.modifiers(
) == Qt.ShiftModifier:
# shift-tab pressed, decrease the indent
import indent
indent.decrease_indent(cursor)
if not cursor.hasSelection():
cursortools.strip_indent(cursor)
self.setTextCursor(cursor)
return True
return super(View, self).event(ev)
def event(self, ev):
"""General event handler.
This is reimplemented to:
- prevent inserting the hard line separator, which makes no sense in
plain text
- prevent handling Undo and Redo, they work better via the menu actions
- handle Tab and Backtab to change the indent
"""
if ev in (
# avoid the line separator, makes no sense in plain text
QKeySequence.InsertLineSeparator,
# those can better be called via the menu actions, then they
# work better
QKeySequence.Undo,
QKeySequence.Redo,
):
return False
# handle Tab and Backtab
if ev.type() == QEvent.KeyPress:
cursor = self.textCursor()
if ev.key() == Qt.Key_Tab and ev.modifiers() == Qt.NoModifier:
# tab pressed, insert a tab when no selection and in text,
# else increase the indent
if not cursor.hasSelection():
block = cursor.block()
text = block.text()[:cursor.position() - block.position()]
if text and not text.isspace():
if variables.get(self.document(), 'document-tabs', True):
cursor.insertText('\t')
else:
tabwidth = variables.get(self.document(), 'tab-width', 8)
spaces = tabwidth - len(text.expandtabs(tabwidth)) % tabwidth
cursor.insertText(' ' * spaces)
self.setTextCursor(cursor)
return True
import indent
indent.increase_indent(cursor)
if not cursor.hasSelection():
cursortools.strip_indent(cursor)
self.setTextCursor(cursor)
return True
elif ev.key() == Qt.Key_Backtab and ev.modifiers() == Qt.ShiftModifier:
# shift-tab pressed, decrease the indent
import indent
indent.decrease_indent(cursor)
if not cursor.hasSelection():
cursortools.strip_indent(cursor)
self.setTextCursor(cursor)
return True
return super(View, self).event(ev)
def version(self):
"""Returns the LilyPond version if set in the document, as a tuple of ints.
First the functions searches inside LilyPond syntax.
Then it looks at the 'version' document variable.
Then, if the document is not a LilyPond document, it simply searches for a
\\version command string, possibly embedded in a comment.
The version is cached until the documents contents change.
"""
mkver = lambda strings: tuple(map(int, strings))
version = ly.parse.version(tokeniter.all_tokens(self.document()))
if version:
return mkver(re.findall(r"\d+", version))
# look at document variables
version = variables.get(self.document(), "version")
if version:
return mkver(re.findall(r"\d+", version))
# parse whole document for non-lilypond documents
if self.mode() != "lilypond":
m = re.search(r'\\version\s*"(\d+\.\d+(\.\d+)*)"', self.document().toPlainText())
if m:
return mkver(m.group(1).split('.'))
def Get_param(self, btn, n, other=None):
# handle the repeating last parameter
avl = len(self.auto_validate)
m = min(n, avl)
av = self.auto_validate[m - 1]
if self.Param_count(btn) < n:
param = None
else:
param = btn.symbols[SYM_PARAMS][n]
if param == None:
ret = other
else:
if av[AV_VAR_OK] == AVV_REQD:
ret = variables.get(param, btn.symbols[SYM_LOCAL],
btn.symbols[SYM_GLOBAL][1])
else:
if type(param) == str and av[AV_TYPE][AVT_DESC] in {
PT_STR[AVT_DESC], PT_STRS[AVT_DESC]
} and param[0:1] == '"':
ret = param[1:]
else:
ret = param
return av[AV_TYPE][AVT_CONV](ret)
def Auto_recall(v_name, symbols):
# automatically recalls the variable from the "right" place
with symbols[SYM_GLOBAL][0]: # lock the globals while we do this
a = variables.get(v_name, symbols[SYM_LOCAL],
symbols[SYM_GLOBAL][1]) # try local, then global
return a
def basenames(self):
"""Returns a list of basenames that our document is expected to create.
The list is created based on include files and the define output-suffix and
\bookOutputName and \bookOutputSuffix commands.
You should add '.ext' and/or '-[0-9]+.ext' to find created files.
"""
# if the file defines an 'output' variable, it is used instead
output = variables.get(self.document(), 'output')
filename = self.jobinfo()[0]
if output:
dirname = os.path.dirname(filename)
return [os.path.join(dirname, name.strip())
for name in output.split(',')]
mode = self.mode()
if mode == "lilypond":
return fileinfo.basenames(self.lydocinfo(), self.includefiles(), filename)
elif mode == "html":
pass
elif mode == "texinfo":
pass
elif mode == "latex":
pass
elif mode == "docbook":
pass
return []
def Global_recall(v_name, symbols):
# automatically recalls the global variable
with symbols[SYM_GLOBAL][0]: # lock the globals while we do this
a = variables.get(
v_name, None,
symbols[SYM_GLOBAL][1]) # grab the value from the global vars
return a
def master(self):
"""Returns the master filename for the document, if it exists."""
filename = self.document().url().toLocalFile()
redir = variables.get(self.document(), "master")
if filename and redir:
path = os.path.normpath(os.path.join(os.path.dirname(filename), redir))
if os.path.exists(path) and path != filename:
return path
def rcl_l(self, symbols, cmd, cmds):
# recalls a local variable (not overly useful, but avoids ambiguity)
ret = 1
ret, v = variables.next_cmd(ret, cmds)
a = variables.get(v, symbols[SYM_LOCAL], None,
param_convs._any) # as an integer
variables.push(symbols, a)
return ret
def rcl(self, symbols, cmd, cmds):
# recalls a variable. Try local first, then global
ret = 1
ret, v = variables.next_cmd(ret, cmds)
with symbols[SYM_GLOBAL][0]: # lock the globals while we do this
a = variables.get(v, symbols[SYM_LOCAL], symbols[SYM_GLOBAL][1],
param_convs._any) # as an integer
variables.push(symbols, a)
return ret
def rcl_g(self, symbols, cmd, cmds):
# recalls a global variable (useful if you define an identical local var)
ret = 1
ret, v = variables.next_cmd(ret, cmds)
with symbols[SYM_GLOBAL][0]: # lock the globals while we do this
a = variables.get(
v, None, symbols[SYM_GLOBAL][1], param_convs._any
) # grab the value from the global vars as an integer
variables.push(symbols, a) # and push onto the stack
return ret
def document(self):
"""Return the Document that should be engraved."""
doc = self.stickyDocument()
if not doc:
doc = self.mainwindow().currentDocument()
if not doc.url().isEmpty():
master = variables.get(doc, "master")
if master:
url = doc.url().resolved(QUrl(master))
doc = app.openUrl(url)
return doc
def mode(self, guess=True):
"""Returns the type of document ('lilypond, 'html', etc.).
The mode can be set using the "mode" document variable.
If guess is True (default), the mode is auto-recognized based on the contents
if not set explicitly using the "mode" variable. In this case, this function
always returns an existing mode.
If guess is False, auto-recognizing is not done and the function returns None
if the mode wasn't set explicitly.
"""
mode = variables.get(self.document(), "mode")
if mode in ly.lex.modes:
return mode
if guess:
return self.lydocinfo().mode()
def encoding(self):
return variables.get(self, "coding") or self._encoding
def setTabWidth(self):
"""(Internal) Reads the tab-width variable and the font settings to set the tabStopWidth."""
tabwidth = self.fontMetrics().width(" ") * variables.get(self.document(), 'tab-width', 8)
self.setTabStopWidth(tabwidth)
def setTabWidth(self):
"""(Internal) Reads the tab-width variable and the font settings to set the tabStopWidth."""
tabwidth = QSettings().value("indent/tab_width", 8, int)
tabwidth = self.fontMetrics().width(" ") * variables.get(
self.document(), 'tab-width', tabwidth)
self.setTabStopWidth(tabwidth)
def setTabWidth(self):
"""(Internal) Reads the tab-width variable and the font settings to set the tabStopWidth."""
tabwidth = QSettings().value("indent/tab_width", 8, int)
tabwidth = self.fontMetrics().width(" ") * variables.get(self.document(), 'tab-width', tabwidth)
self.setTabStopWidth(tabwidth)
def encoding(self):
return variables.get(self, "coding") or self._encoding
def Local_recall(v_name, symbols):
# automatically recalls the local variable
a = variables.get(v_name, symbols[SYM_LOCAL],
None) # get the value from the local vars
return a
