| from IPython.frontend.prefilterfrontend import PrefilterFrontEnd |
| from pydev_console_utils import Null |
| import sys |
| original_stdout = sys.stdout |
| original_stderr = sys.stderr |
| |
| |
| #======================================================================================================================= |
| # PyDevFrontEnd |
| #======================================================================================================================= |
| class PyDevFrontEnd(PrefilterFrontEnd): |
| |
| |
| def __init__(self, *args, **kwargs): |
| PrefilterFrontEnd.__init__(self, *args, **kwargs) |
| #Disable the output trap: we want all that happens to go to the output directly |
| self.shell.output_trap = Null() |
| self._curr_exec_lines = [] |
| self._continuation_prompt = '' |
| |
| |
| def capture_output(self): |
| pass |
| |
| |
| def release_output(self): |
| pass |
| |
| |
| def continuation_prompt(self): |
| return self._continuation_prompt |
| |
| |
| def write(self, txt, refresh=True): |
| original_stdout.write(txt) |
| |
| |
| def new_prompt(self, prompt): |
| self.input_buffer = '' |
| #The java side takes care of this part. |
| #self.write(prompt) |
| |
| |
| def show_traceback(self): |
| import traceback;traceback.print_exc() |
| |
| |
| def write_out(self, txt, *args, **kwargs): |
| original_stdout.write(txt) |
| |
| |
| def write_err(self, txt, *args, **kwargs): |
| original_stderr.write(txt) |
| |
| |
| def getNamespace(self): |
| return self.shell.user_ns |
| |
| |
| def is_complete(self, string): |
| #Based on IPython 0.10.1 |
| |
| if string in ('', '\n'): |
| # Prefiltering, eg through ipython0, may return an empty |
| # string although some operations have been accomplished. We |
| # thus want to consider an empty string as a complete |
| # statement. |
| return True |
| else: |
| try: |
| # Add line returns here, to make sure that the statement is |
| # complete (except if '\' was used). |
| # This should probably be done in a different place (like |
| # maybe 'prefilter_input' method? For now, this works. |
| clean_string = string.rstrip('\n') |
| if not clean_string.endswith('\\'): clean_string += '\n\n' |
| is_complete = codeop.compile_command(clean_string, |
| "<string>", "exec") |
| except Exception: |
| # XXX: Hack: return True so that the |
| # code gets executed and the error captured. |
| is_complete = True |
| return is_complete |
| |
| |
| def addExec(self, line): |
| if self._curr_exec_lines: |
| if not line: |
| self._curr_exec_lines.append(line) |
| |
| #Would be the line below, but we've set the continuation_prompt to ''. |
| #buf = self.continuation_prompt() + ('\n' + self.continuation_prompt()).join(self._curr_exec_lines) |
| buf = '\n'.join(self._curr_exec_lines) |
| |
| self.input_buffer = buf + '\n' |
| if self._on_enter(): |
| del self._curr_exec_lines[:] |
| return False #execute complete (no more) |
| |
| return True #needs more |
| else: |
| self._curr_exec_lines.append(line) |
| return True #needs more |
| |
| else: |
| |
| self.input_buffer = line |
| if not self._on_enter(): |
| #Did not execute |
| self._curr_exec_lines.append(line) |
| return True #needs more |
| |
| return False #execute complete (no more) |
| |
| def update(self, globals, locals): |
| locals['_oh'] = self.shell.user_ns['_oh'] |
| locals['_ip'] = self.shell.user_ns['_ip'] |
| self.shell.user_global_ns = globals |
| self.shell.user_ns = locals |
| |
| def is_automagic(self): |
| if self.ipython0.rc.automagic: |
| return True |
| else: |
| return False |
| |
| def get_greeting_msg(self): |
| return 'PyDev console: using IPython 0.10\n' |
| |
