def focusInEvent(self, event):
# check for file changes
try:
if self.filename and self.file_info:
if self.file_info.lastModified() != QFileInfo(
self.filename).lastModified():
self.file_info = QFileInfo(self.filename)
result = MessageBox.question(self,
"File changed",
"File was changed, reload?",
buttons=MessageBox.Yes
| MessageBox.No)
if result == MessageBox.Yes:
f = QFile(self.filename)
if f.open(QIODevice.ReadOnly | QIODevice.Text):
self.setText(unicode(f.readAll(), "utf-8"))
self.document().setModified(False)
self.textChanged.emit()
else:
MessageBox.critical(
self, "Error",
"Cannot open launch file%s" % self.filename)
except:
pass
QTextEdit.focusInEvent(self, event)
def on_editor_modificationChanged(self, value=None):
'''
If the content was changed, a '*' will be shown in the tab name.
'''
tab_name = self.__getTabName(self.tabWidget.currentWidget().filename)
if (self.tabWidget.currentWidget().document().isModified()) or not QFileInfo(self.tabWidget.currentWidget().filename).exists():
tab_name = ''.join(['*', tab_name])
self.tabWidget.setTabText(self.tabWidget.currentIndex(), tab_name)
def _handle_load_clicked(self):
filenames = QFileDialog.getOpenFileNames(
self, self.tr('Load from Files'), self.last_open_dir,
self.tr('Bag files {.bag} (*.bag)'))
if filenames and filenames[0]:
self.last_open_dir = QFileInfo(
filenames[0][0]).absoluteDir().absolutePath()
for filename in filenames[0]:
self.load_bag(filename)
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 _handle_load_clicked(self):
filenames = QFileDialog.getOpenFileNames(
self, self.tr('Load from Files'), self.last_open_dir, self.tr('Bag files {.bag} (*.bag)'))
if filenames and filenames[0]:
self.last_open_dir = QFileInfo(filenames[0][0]).absoluteDir().absolutePath()
for filename in filenames[0]:
self.load_bag(filename)
# After loading bag(s), force a resize event on the bag widget so that
# it can take the new height of the timeline into account (and show
# the scroll bar if necessary)
self._timeline._timeline_frame._layout()
self._resizeEvent(QResizeEvent(self.size(), self.size()))
def __init__(self, filename, parent=None):
self.parent = parent
QTextEdit.__init__(self, parent)
self.setObjectName(' - '.join(['Editor', filename]))
self.setContextMenuPolicy(Qt.CustomContextMenu)
self.customContextMenuRequested.connect(self.show_custom_context_menu)
# self.setFrameStyle(QFrame.StyledPanel | QFrame.Sunken)
self.setAcceptRichText(False)
font = QFont()
font.setFamily("Fixed".decode("utf-8"))
font.setPointSize(12)
self.setFont(font)
self.setLineWrapMode(QTextEdit.NoWrap)
self.setTabStopWidth(25)
self.setAcceptRichText(False)
self.setCursorWidth(2)
self.setFontFamily("courier new")
self.setProperty("backgroundVisible", True)
self.regexp_list = [
QRegExp("\\binclude\\b"),
QRegExp("\\btextfile\\b"),
QRegExp("\\bfile\\b"),
QRegExp("\\bvalue=.*pkg:\/\/\\b"),
QRegExp("\\bvalue=.*package:\/\/\\b"),
QRegExp("\\bvalue=.*\$\(find\\b"),
QRegExp("\\bargs=.*\$\(find\\b"),
QRegExp("\\bdefault=.*\$\(find\\b")
]
self.filename = filename
self.file_info = None
if self.filename:
f = QFile(filename)
if f.open(QIODevice.ReadOnly | QIODevice.Text):
self.file_info = QFileInfo(filename)
self.setText(unicode(f.readAll(), "utf-8"))
self.path = '.'
# enables drop events
self.setAcceptDrops(True)
if filename.endswith('.launch'):
self.hl = XmlHighlighter(self.document())
self.cursorPositionChanged.connect(self._document_position_changed)
else:
self.hl = YamlHighlighter(self.document())
# variables for threaded search
self._search_thread = None
self._stop = False
