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- # Copyright (c) 2020 Riverbank Computing Limited.
- # Copyright (c) 2006 Thorsten Marek.
- # All right reserved.
- #
- # This file is part of PyQt.
- #
- # You may use this file under the terms of the GPL v3 or the revised BSD
- # license as follows:
- #
- # "Redistribution and use in source and binary forms, with or without
- # modification, are permitted provided that the following conditions are
- # met:
- # * Redistributions of source code must retain the above copyright
- # notice, this list of conditions and the following disclaimer.
- # * Redistributions in binary form must reproduce the above copyright
- # notice, this list of conditions and the following disclaimer in
- # the documentation and/or other materials provided with the
- # distribution.
- # * Neither the name of the Riverbank Computing Limited nor the names
- # of its contributors may be used to endorse or promote products
- # derived from this software without specific prior written
- # permission.
- #
- # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
- def loadUiType(uifile):
- """loadUiType(uifile) -> (form class, base class)
- Load a Qt Designer .ui file and return the generated form class and the Qt
- base class.
- uifile is a file name or file-like object containing the .ui file.
- """
- import io
- import sys
- from PyQt6 import QtWidgets
- from .Compiler import compiler
- code_string = io.StringIO()
- winfo = compiler.UICompiler().compileUi(uifile, code_string)
- ui_globals = {}
- exec(code_string.getvalue(), ui_globals)
- uiclass = winfo["uiclass"]
- baseclass = winfo["baseclass"]
- # Assume that the base class is a custom class exposed in the globals.
- ui_base = ui_globals.get(baseclass)
- if ui_base is None:
- # Otherwise assume it is in the QtWidgets module.
- ui_base = getattr(QtWidgets, baseclass)
- return (ui_globals[uiclass], ui_base)
- def loadUi(uifile, baseinstance=None, package=''):
- """loadUi(uifile, baseinstance=None, package='') -> widget
- Load a Qt Designer .ui file and return an instance of the user interface.
- uifile is a file name or file-like object containing the .ui file.
- baseinstance is an optional instance of the Qt base class. If specified
- then the user interface is created in it. Otherwise a new instance of the
- base class is automatically created.
- package is the optional package which is used as the base for any relative
- imports of custom widgets.
- """
- from .Loader.loader import DynamicUILoader
- return DynamicUILoader(package).loadUi(uifile, baseinstance)
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