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fix a bug of load_ui function for pyside #150

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fix a bug of load_ui function for pyside #150

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27 changes: 25 additions & 2 deletions Qt.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@
"""

import os
import re
import sys
import shutil

Expand Down Expand Up @@ -195,7 +196,7 @@ def _pyside2():
_remap(QtCore, "QStringListModel", QtGui.QStringListModel)

_add(PySide2, "__binding__", PySide2.__name__)
_add(PySide2, "load_ui", lambda fname: QtUiTools.QUiLoader().load(fname))
_add(PySide2, "load_ui", _pyside_loadui)
_add(PySide2, "translate", lambda context, sourceText, disambiguation, n: (
QtCore.QCoreApplication(context, sourceText,
disambiguation, None, n)))
Expand Down Expand Up @@ -227,7 +228,7 @@ def _pyside():
pass

_add(PySide, "__binding__", PySide.__name__)
_add(PySide, "load_ui", lambda fname: QtUiTools.QUiLoader().load(fname))
_add(PySide, "load_ui", _pyside_loadui)
_add(PySide, "translate", lambda context, sourceText, disambiguation, n: (
QtCore.QCoreApplication(context, sourceText,
disambiguation, None, n)))
Expand All @@ -238,6 +239,28 @@ def _pyside():
return PySide


def _pyside_loadui(fname):
'''
this function is for PySide load_ui bug when there are custom widgets in the ui file
'''
import PySide.QtUiTools as QtUiTools
import importlib
loader = QtUiTools.QUiLoader()
# get custom_widget
with open(fname) as ui_file:
all_xml = ui_file.read()
custom_wgt_xmls = re.findall(r'<customwidget>.*?</customwidget>', all_xml, re.S)
for cus_wgt_xml in custom_wgt_xmls:
class_search = re.search(r"<class>(.*?)</class>", cus_wgt_xml, re.S)
class_name = class_search.group(1)
module_search = re.search(r"<header.*>(.*?)</header>", cus_wgt_xml, re.S)
module_name = module_search.group(1).replace("/", ".")
# import and register
module = importlib.import_module(module_name)
loader.registerCustomWidget(getattr(module, class_name))
return loader.load(fname)


def _log(text, verbose):
if verbose:
sys.stdout.write(text + "\n")
Expand Down