def _save_dot(self):
file_name, _ = QFileDialog.getSaveFileName(self._widget, self.tr('Save as DOT'), 'rospackgraph.dot', self.tr('DOT graph (*.dot)'))
if file_name is None or file_name == '':
return
handle = QFile(file_name)
if not handle.open(QIODevice.WriteOnly | QIODevice.Text):
return
handle.write(self._current_dotcode)
handle.close()
def _save_dot(self):
file_name, _ = QFileDialog.getSaveFileName(self._widget, self.tr('Save as DOT'), 'rosgraph.dot', self.tr('DOT graph (*.dot)'))
if file_name is None or file_name == '':
return
handle = QFile(file_name)
if not handle.open(QIODevice.WriteOnly | QIODevice.Text):
return
handle.write(self._current_dotcode)
handle.close()
def save(self, force=False):
'''
Saves changes to the file.
:return: saved, errors, msg
:rtype: bool, bool, str
'''
if force or self.document().isModified() or not QFileInfo(
self.filename).exists():
f = QFile(self.filename)
if f.open(QIODevice.WriteOnly | QIODevice.Text):
f.write(self.toPlainText().encode('utf-8'))
self.document().setModified(False)
self.file_info = QFileInfo(self.filename)
ext = os.path.splitext(self.filename)
# validate the xml structure of the launch files
if ext[1] in self.CONTEXT_FILE_EXT:
imported = False
try:
from lxml import etree
imported = True
parser = etree.XMLParser()
etree.fromstring(self.toPlainText().encode('utf-8'),
parser)
except Exception as e:
if imported:
self.markLine(e.position[0])
return True, True, "%s" % e
# validate the yaml structure of yaml files
elif ext[1] in self.YAML_VALIDATION_FILES:
try:
import yaml
yaml.load(self.toPlainText().encode('utf-8'))
except yaml.MarkedYAMLError as e:
return True, True, "%s" % e
return True, False, ''
else:
return False, True, "Cannot write XML file"
return False, False, ''
def save(self, force=False):
'''
Saves changes to the file.
:return: saved, errors, msg
:rtype: bool, bool, str
'''
if force or self.document().isModified() or not QFileInfo(self.filename).exists():
f = QFile(self.filename)
if f.open(QIODevice.WriteOnly | QIODevice.Text):
f.write(self.toPlainText().encode('utf-8'))
self.document().setModified(False)
self.file_info = QFileInfo(self.filename)
ext = os.path.splitext(self.filename)
# validate the xml structure of the launch files
if ext[1] in self.CONTEXT_FILE_EXT:
imported = False
try:
from lxml import etree
imported = True
parser = etree.XMLParser()
etree.fromstring(self.toPlainText().encode('utf-8'), parser)
except Exception as e:
if imported:
self.markLine(e.position[0])
return True, True, "%s" % e
# validate the yaml structure of yaml files
elif ext[1] in self.YAML_VALIDATION_FILES:
try:
import yaml
yaml.load(self.toPlainText().encode('utf-8'))
except yaml.MarkedYAMLError as e:
return True, True, "%s" % e
return True, False, ''
else:
return False, True, "Cannot write XML file"
return False, False, ''
import sys
from python_qt_binding.QtWidgets import QApplication, QWidget, QVBoxLayout
from python_qt_binding.QtCore import QFile, QIODevice, QObject
from rqt_graph.ros_graph import RosGraph
class FakePluginContext(QObject):
def __init__(self):
super(FakePluginContext, self).__init__()
self.setObjectName('FakePluginContext')
def serial_number(self):
return 0
def add_widget(self, widget):
pass
if __name__ == "__main__":
app = QApplication(sys.argv)
fpc = FakePluginContext()
r = RosGraph(fpc)
handle = QFile(sys.argv[1])
if not handle.open(QIODevice.WriteOnly | QIODevice.Text):
exit(1)
handle.write(r._generate_dotcode())
handle.close()
