def dropEvent(self, e):
logger.debug(msg("Drag drop event"))
file_url = QUrl(e.mimeData().text())
if file_url.isValid() and file_url.isLocalFile():
fname = file_url.toLocalFile()
if fname in self.watcher.files():
logger.debug(msg("already watching file", fname))
else:
self.watch_file(file_url.toLocalFile())
def watch_file(self, path):
logger.debug(msg("Trying to watch file", path))
if path not in self._watched_files_actions:
logger.debug(msg("watching a new file", path))
self.watcher.addPath(path)
self._watched_files_actions[path] = self._watched_files_menu.addAction(
QIcon.fromTheme("edit-delete"), path)
self._watched_files_actions[path].triggered.connect(
lambda: self.unwatch_file(path))
logger.debug(msg("emmiting file changed signal"))
self.watcher.fileChanged.emit(path)
self.file_watched.emit(path)
def _guessDictPrefix(self, char):
""" Tries to determine whether the user is typing a string-key in a dict. If yes
returns the dict name and the key typed so far. Otherwise returns None. """
c = self._currentCursor
block_content = self._currentBlock.content(include_decoration=True)
pos = min(c.positionInBlock(), len(block_content))
block_content = unicode(block_content[:pos]+char)
double_quotes = block_content.count('"')
single_quotes = block_content.count("'")
if double_quotes % 2 == 0 and single_quotes % 2 == 0:
return None
stop_chars = '"\' '
ret = []
while pos >= 0 and block_content[pos] not in stop_chars:
ret.append(block_content[pos])
pos -= 1
ret.reverse()
if pos > 0 and block_content[pos-1] == '[':
pos -= 1
dct = []
while pos >= 0 and block_content[pos] not in [ ' ', "\n", "\t"]:
dct.append(block_content[pos])
pos -= 1
dct.reverse()
logger.debug(msg('dct:',''.join(dct[:-1]), 'key:',''.join(ret)))
return ''.join(dct[:-1]), ''.join(ret)
else:
return None
def unwatch_file(self, path):
logger.debug(msg("un-watching a file:", path))
if path in self._watched_files_actions:
self.watcher.removePath(path)
self._watched_files_menu.removeAction(
self._watched_files_actions[path])
del self._watched_files_actions[path]
def dict_completion(self, dict_name, key):
logger.debug("Getting dict completions for '"+dict_name+"' with prefix '"+key+"'")
try:
return [str(x) for x in eval(dict_name+'.keys()',self.locals, self.locals) if str(x).startswith(key)]
except Exception, e:
logger.debug(msg("Exception ",e," when getting dict completions for '"+dict_name+"' with prefix '"+key+"'"))
return None
def _wantToSubmit(self):
if self.parser.get_continuation_type():
logger.debug(msg("Is continuation, returning False"))
return False
if self.parser.is_block_opener():
logger.debug(msg("Is block opener, returning False"))
return False
cur_line_content = self._currentBlock.content()
if len(cur_line_content) == cur_line_content.count(" "):
logger.debug(msg("empty line, returning True"))
return True
if len(self.parser.get_base_indent_string()) == 0:
logger.debug(msg("Base indent string is short, returning True "))
return True
logger.debug(msg("returning False"))
return False
def _activate(self):
if len(self.hooks) > 0 and not self.waiting_for_shot and self.started:
self.waiting_for_shot = True
self.timer.start(10)
if self.run_count % 1000 == 0:
logger.debug(msg(
"Activating eventloop, timerID:", self.timer.timerId()))
def watch_file(self, fname=None):
logger.debug(msg("Watching file ... ", fname))
if fname is None:
fname = QFileDialog.getOpenFileName(self.console.widget,
"Watch a Python Source File",
QDir.currentPath(),
"Python Source Files (*.py)")
self.console.watch_file(fname)
def import_completion(self, prefix):
logger.debug("Getting import completions for '"+prefix+"'")
ret = []
for c in self.packages:
if c.startswith(prefix):
ret.append(c)
logger.debug(msg("Got",len(ret),"completions, first 10:", ','.join(ret[:10])))
return ret
def execute(self, code):
code = unicode(code)
logger.debug("Running code")
logger.debug("*" * 30)
logger.debug(code)
logger.debug("*" * 30)
ret = self.interpreter.runsource(code + "\n")
logger.debug(msg("Finished run, ret == ", ret))
SignalStream.keyboard_interrupt.cancel()
self.execute_finished.emit()
def _sourceChanged(self, fname):
""" Change to the diretory containing @fname (absolute path)
and execute the file. """
fname = unicode(fname)
logger.debug(fname)
if self._mode == Console.MODE_CODE_EDITING:
self._write_message("Changing dir to ", os.path.dirname(fname),
" and Reloading file ", os.path.basename(fname))
self._appendBlock(TextBlock.TYPE_OUTPUT_STDOUT)
logger.debug(msg("Changing to directory", os.path.dirname(fname)))
os.chdir(os.path.dirname(fname))
self._mode = Console.MODE_RUNNING
self.run_code.emit(unicode(
"__shell__.os.chdir(__shell__.os.path.dirname('"+fname+"'))\n"))
logger.debug(msg("MODE:", self._mode))
self._mode = Console.MODE_RUNNING
logger.debug(msg("MODE:", self._mode))
self.run_code.emit(unicode("execfile('"+fname+"')\n"))
logger.debug(msg("MODE:", self._mode))
else:
logger.debug(msg(
"Ignoring change, because not in CODE EDITING MODE", fname))
if fname not in self.watcher.files():
self._lost_files.append(fname)
logger.debug(msg("Lost watched file", fname))
QTimer.singleShot(500,self._reload_watch_files)
def display_hook(self, obj):
try:
if obj is None:
return
if print_hooks.is_pretty_printable(obj):
if print_hooks.needs_packing(obj):
packed = print_hooks.pack_for_transport(obj)
if not self.write_object.emit(packed):
logger.debug(msg("error sending packed object"))
sys.stdout.write(print_hooks.html_repr(obj))
else:
if not self.write_object.emit(obj):
logger.debug(msg("error sending object"))
logger.debug(msg("error sending packed object"))
sys.stdout.write(print_hooks.html_repr(obj))
else:
logger.debug(msg("object", obj, "is not prettyprintable"))
sys.stdout.write(repr(obj))
return
except Exception, e:
logger.debug(msg("Exception", e, "encountered while printing object", obj))
sys.__displayhook__(obj)
def exec_command(self,*args, **kwargs):
""" Executes a command in the console context.
The command is given by the cmd keyword argument.
It is either a predefined command or the name of
a method of the console object, in which case this
method is called with *args and **kwargs (where cmd
is first deleted from kwargs) """
if 'cmd' in kwargs:
cmd = kwargs['cmd']
del kwargs['cmd']
if cmd == 'watch.list_files':
self._write_message("Currently watching the following files:")
self._write_message([unicode(x) for x in self.watcher.files()])
self._write_message("Total watched:",len(self.watcher.files()))
logger.debug(msg([x for x in self.watcher.files()]))
elif cmd == 'watch.reload':
self._reload_watch_files()
elif cmd in dir(self):
attr = self.__getattribute__(cmd)
if type(attr) == type(self.exec_command):
attr(*args, **kwargs)
else:
self.write_object(attr)
def register_hook(self, hook):
logger.debug(msg("Registering hook", hook))
self.hooks.append(hook)
self._activate()
def isolated_init(self):
logger.debug("Shell connecting stdin _wait.")
try:
sys.stdin._wait.connect(self._wait)
except Exception, e:
logger.debug(msg("Unable to connect _wait:", e))
def _tab_name_changed(self, tab_id, tab_name):
logger.debug(msg("ID:", tab_id, "NAME:", tab_name))
self.tabwidget.setTabText(self._index_of(tab_id), tab_name)
def input_handler(self, str):
logger.debug(msg("Got input", str))
self.have_input = True
self.input = str
def _joinCurrentToPreviousBlock(self):
logger.debug(msg("Deleting current block"))
cur = self._currentBlock
prev = cur.previous()
prev.appendText(cur.content())
cur.deleteBlock()
def write_object(self, obj):
logger.debug(msg("Received object", obj, "writing it to stdout"))
self.write('stdout',print_hooks.html_repr(obj, self._document))
def input_handler(self, string):
logger.debug(msg("Got input", string))
sys.stdin.input_handler(string)
def _completion_event(self, event):
if (self.completion_enabled) and ((self.mode == Console.MODE_CODE_EDITING or self.mode == Console.MODE_RAW_INPUT) and len(event.text()) != 0):
completion_prefix = self.wordUnderCursor() + event.text()
try:
dct, key = self._guessDictPrefix(event.text())
need_dict_completion = True
in_string_prefix = None
except:
need_dict_completion = False
in_string_prefix = self._guessStringPrefix(event.text())
len_or_dot = len(completion_prefix) >= 3 or event.text() == '.' or (event.text() == ' ' and (event.modifiers() & Qt.ControlModifier)) or need_dict_completion
if event.modifiers() & Qt.ControlModifier:
completion_prefix = completion_prefix[:-1]
need_import_completion = self.textToCursor()[:-len(completion_prefix)].strip(' ') in ['from', 'import']
if (len_or_dot and unicode(completion_prefix[-1]) not in TextBlock.WORD_STOP_CHARS and len(event.text()) > 0) or in_string_prefix is not None:
try:
# Filename completion when in string
if in_string_prefix is not None:
logger.debug(msg("Filename completion"))
model = QDirModel()
# model = QFileSystemModel()
# logger.debug(msg("Current Path:", QDir.currentPath()))
# model.setRootPath(QDir.currentPath())
if len(in_string_prefix) == 0 or not in_string_prefix[0] == os.sep:
in_string_prefix = unicode(
QDir.currentPath()+QDir.separator() + in_string_prefix)
logger.debug(msg("prefix", in_string_prefix))
self.completer.setModel(model)
self.completer.setCompletionPrefix(in_string_prefix)
# Complete import of packages
elif need_import_completion:
logger.debug(msg(
"Getting import completions for ", completion_prefix, "..."))
completions = self.get_import_completions(
unicode(completion_prefix).strip(' '), _timeout=0.1, _default=None)
if completions is None:
logger.debug(msg("Completions timeouted ..."))
self._widgetKeyPressEvent(event)
return True
logger.debug(msg(
"Got completions:", ','.join(completions)))
model = QStringListModel(completions)
self.completer.setModel(model)
self.completer.setCompletionPrefix(unicode(completion_prefix).strip(' '))
elif need_dict_completion:
logger.debug(msg(
"Getting dict completions for ", dct, "key == ", key))
completions = self.get_dict_completions(dct, key, _timeout=0.01, _default=None)
if completions is None:
logger.debug(msg("No completions ..."))
self._widgetKeyPressEvent(event)
return True
logger.debug(msg(
"Got completions:", ','.join(completions)))
model = QStringListModel(completions)
self.completer.setModel(model)
self.completer.setCompletionPrefix(key)
# Otherwise we do normal code completion
else:
logger.debug(msg(
"Getting code completions for ", completion_prefix, "..."))
completions = self.get_completions(
completion_prefix, _timeout=0.1, _default=None)
if completions is None:
logger.debug(msg("Completions timeouted ..."))
self._widgetKeyPressEvent(event)
return True
logger.debug(msg(
"Got completions:", ','.join(completions)))
model = QStringListModel(completions)
self.completer.setModel(model)
self.completer.setCompletionPrefix(completion_prefix)
self.completer.popup().setCurrentIndex(
self.completer.completionModel().index(0, 0))
except Exception, e:
logger.debug(msg("Exception when completing:", str(e)))
if completion_prefix != self.completer.completionPrefix():
self.completer.setCompletionPrefix(completion_prefix)
self.completer.popup().setCurrentIndex(
self.completer.completionModel().index(0, 0))
cursor_rect = self.widget.cursorRect()
cursor_rect.setWidth(self.completer.popup().sizeHintForColumn(
0) + self.completer.popup().verticalScrollBar().sizeHint().width())
self.completer.complete(cursor_rect)
else:
self.completer.popup().hide()
self.widget.clearFocus()
self.widget.setFocus(Qt.ActiveWindowFocusReason)
return False
def _process_enter(self):
logger.debug(msg("running..."))
# Apply History
if not self._lastBlock.isCursorInRelatedCodeBlock(self._currentCursor) and not self._lastBlock.containsCursor(self._currentCursor):
logger.debug(msg("applying history..."))
if self._currentBlock.type in TextBlock.CODE_TYPES:
hist = map(
lambda x: x.content(), self._currentBlock.relatedCodeBlocks())
else:
hist = [self._currentBlock.activeContent()]
cur_block = self._lastBlock
cur_block.appendText(hist[0])
if self.mode == Console.MODE_RAW_INPUT:
typ = TextBlock.TYPE_RAW_INPUT
else:
typ = TextBlock.TYPE_CODE_CONTINUED
for h in hist[1:]:
b = self._appendBlock(typ, h)
if typ == TextBlock.TYPE_RAW_INPUT:
b.first_input_block = cur_block
self._gotoEnd()
# Editing code
elif self.mode == Console.MODE_CODE_EDITING:
# decide whether to run the code
# if self._lastBlock.containsCursor(self._currentCursor):
if self._last_but_space():
logger.debug(msg("Deciding whether to run code..."))
code = ("\n".join(map(
lambda x: x.content(), self._currentBlock.relatedCodeBlocks()))).rstrip(" \n\t")
self.parser.set_str(code+"\n")
if self._wantToSubmit():
self._mode = Console.MODE_RUNNING
self._appendBlock(TextBlock.TYPE_OUTPUT_STDOUT)
self.run_code.emit(code.rstrip()+"\n")
else:
indent_string = self.parser.get_base_indent_string()
indent_level = indent_string.count("\t")
if self.parser.is_block_opener():
indent_level += 1
b = self._appendBlock(
TextBlock.TYPE_CODE_CONTINUED, " "*indent_string.count(" "))
b.indent(indent_level)
self._gotoEnd()
# In the middle of the code, add a newline + indentation
else:
code = "\n".join(map(
lambda x: x.content(), self._currentBlock.relatedCodeBlocks(only_previous=True)))
self.parser.set_str(code+"\n")
indent_string = self.parser.get_base_indent_string()
indent_level = indent_string.count("\t")
if self.parser.is_block_opener():
indent_level += 1
b = self._insertBlock(
self._currentCursor, block_type=TextBlock.TYPE_CODE_CONTINUED, content=" "*indent_string.count(" "))
b.indent(indent_level)
self._gotoBlockEnd()
# Entering input
elif self.mode == Console.MODE_RAW_INPUT:
ret = "\n".join(map(
lambda x: x.activeContent(), self._currentBlock.relatedInputBlocks()))
self._appendBlock(TextBlock.TYPE_OUTPUT_STDOUT)
self._mode = Console.MODE_RUNNING
self.read_line.emit(ret)
logger.debug(msg("finished."))