def _open_file(self, filter):
caption = 'open File'
filters = 'File (%s)' % (filter)
dlg = QFileDialog(self, caption, self.lastOpenDirPath, filters)
dlg.setDefaultSuffix(filter)
dlg.setFileMode(QFileDialog.AnyFile)
dlg.setOption(QFileDialog.DontUseNativeDialog, False)
if dlg.exec_():
return dlg.selectedFiles()[0]
return ''
def save_tikz(sel, *args):
dialog = QFileDialog()
dialog.setDefaultSuffix(".tex")
result = dialog.getSaveFileName(self,
QCoreApplication.translate(
"side_widget",
"Save TikZ Output"),
filter="LaTex (*.tex)")
if result[0]:
try:
self.__io_controller.generate_tikz(result[0])
except Exception:
logger.exception("Exception while saving tikz")
box = QMessageBox()
box.critical(
self,
QCoreApplication.translate("side_widget", "Error"),
QCoreApplication.translate(
"side_widget", "Error while writing "
"tikz file. "
"See log for details."))
def __save_as(self):
dialog = QFileDialog()
dialog.setDefaultSuffix(".json")
result = dialog.getSaveFileName(
self,
QCoreApplication.translate("main_window",
"Save Signal-flow Graph"),
filter="JSON (*.json)")
if result[0]:
try:
self.__io_controller.save_graph(result[0])
self.__file_path = result[0]
self.__set_title()
except Exception:
logger.exception("Exception while saving to path: %s",
self.__file_path)
self.__show_error(
QCoreApplication.translate("main_window",
"Error while saving file."
" See log for details"))
def _insert_image(self):
filedialog = QFileDialog(self)
filedialog.setOption(QFileDialog.DontUseNativeDialog)
filedialog.setDefaultSuffix("*.jpg")
filedialog.setDirectory(self._cfg.get(
"TextEditor/LastPath", ".", system=True))
type_files = (
self.tr("JPEG (*.jpg)"),
self.tr("GIF (*.gif)"),
self.tr("PNG (*.png)"),
self.tr("BMP (*.bmp)"),
self.tr("All files (*)"),
)
filedialog.setNameFilters(type_files)
if filedialog.exec_():
path = filedialog.selectedFiles()[0]
fmt = path.split(".")[-1]
image = QImageReader(path).read()
self._doc.ins_image(image, fmt, image.width(), image.height())
self._cfg["SYSTEM", "TextEditor/LastPath"] = (
os.path.dirname(path))
def __open(self):
if (not self.__ask_for_continue_if_unsaved_changes()):
return
dialog = QFileDialog()
dialog.setDefaultSuffix(".json")
result = dialog.getOpenFileName(
self,
QCoreApplication.translate("main_window",
"Open Signal-flow Graph"),
filter="JSON (*.json)")
if result[0]:
self.__file_path = result[0]
try:
self.__io_controller.load_graph(result[0])
self.__set_title()
except Exception:
logger.exception("Exception while loading file")
self.__show_error(
QCoreApplication.translate("main_window",
"Error while opening file."
" See log for details"))
def file_dialog(self, load_save_type=QFileDialog.AcceptSave):
"""Opens an file save dialog and returns the selected
filename."""
file_save_dialog = QFileDialog(self)
file_save_dialog.setFileMode(QFileDialog.AnyFile)
file_save_dialog.setAcceptMode(load_save_type)
file_save_dialog.setNameFilters(
["MPDJ files (*.{})".format(FILE_SUFFIX)])
file_save_dialog.selectNameFilter(
"MPDJ files (*.{})".format(FILE_SUFFIX))
file_save_dialog.setDefaultSuffix((FILE_SUFFIX))
exec_value = file_save_dialog.exec()
if exec_value == 0:
return None
file_names = file_save_dialog.selectedFiles()
if len(file_names) != 1:
message_box = QMessageBox()
message_box.setText('Please select only one file!')
message_box.setWindowTitle('Save error.')
message_box.setStandardButtons(QMessageBox.Ok)
message_box.setIcon(QMessageBox.Information)
message_box.exec_()
return None
return file_names[0]
