PyQt5安装文件，直接放入使用

############################################################################# ## ## Copyright (C) 2017 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 v2 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." ## ############################################################################# import sys import logging import os.path import re from xml.etree.ElementTree import parse, SubElement from .objcreator import QObjectCreator from .properties import Properties logger = logging.getLogger(__name__) DEBUG = logger.debug QtCore = None QtWidgets = None def _parse_alignment(alignment): """ Convert a C++ alignment to the corresponding flags. """ align_flags = None for qt_align in alignment.split('|'): _, qt_align = qt_align.split('::') align = getattr(QtCore.Qt, qt_align) if align_flags is None: align_flags = align else: align_flags |= align return align_flags def _layout_position(elem): """ Return either (), (0, alignment), (row, column, rowspan, colspan) or (row, column, rowspan, colspan, alignment) depending on the type of layout and its configuration. The result will be suitable to use as arguments to the layout. """ row = elem.attrib.get('row') column = elem.attrib.get('column') alignment = elem.attrib.get('alignment') # See if it is a box layout. if row is None or column is None: if alignment is None: return () return (0, _parse_alignment(alignment)) # It must be a grid or a form layout. row = int(row) column = int(column) rowspan = int(elem.attrib.get('rowspan', 1)) colspan = int(elem.attrib.get('colspan', 1)) if alignment is None: return (row, column, rowspan, colspan) return (row, column, rowspan, colspan, _parse_alignment(alignment)) class WidgetStack(list): topwidget = None def push(self, item): DEBUG("push %s %s" % (item.metaObject().className(), item.objectName())) self.append(item) if isinstance(item, QtWidgets.QWidget): self.topwidget = item def popLayout(self): layout = list.pop(self) DEBUG("pop layout %s %s" % (layout.metaObject().className(), layout.objectName())) return layout def popWidget(self): widget = list.pop(self) DEBUG("pop widget %s %s" % (widget.metaObject().className(), widget.objectName())) for item in reversed(self): if isinstance(item, QtWidgets.QWidget): self.topwidget = item break else: self.topwidget = None DEBUG("new topwidget %s" % (self.topwidget,)) return widget def peek(self): return self[-1] def topIsLayout(self): return isinstance(self[-1], QtWidgets.QLayout) def topIsLayoutWidget(self): # A plain QWidget is a layout widget unless it's parent is a # QMainWindow or a container widget. Note that the corresponding uic # test is a little more complicated as it involves features not # supported by pyuic. if type(self[-1]) is not QtWidgets.QWidget: return False if len(self) < 2: return False parent = self[-2] return isinstance(parent, QtWidgets.QWidget) and type(parent) not in ( QtWidgets.QMainWindow, QtWidgets.QStackedWidget, QtWidgets.QToolBox, QtWidgets.QTabWidget, QtWidgets.QScrollArea, QtWidgets.QMdiArea, QtWidgets.QWizard, QtWidgets.QDockWidget) class ButtonGroup(object): """ Encapsulate the configuration of a button group and its implementation. """ def __init__(self): """ Initialise the button group. """ self.exclusive = True self.object = None class UIParser(object): def __init__(self, qtcore_module, qtgui_module, qtwidgets_module, creatorPolicy): self.factory = QObjectCreator(creatorPolicy) self.wprops = Properties(self.factory, qtcore_module, qtgui_module, qtwidgets_module) global QtCore, QtWidgets QtCore = qtcore_module QtWidgets = qtwidgets_module self.reset() def uniqueName(self, name): """UIParser.uniqueName(string) -> string Create a unique name from a string. >>> p = UIParser(QtCore, QtGui, QtWidgets) >>> p.uniqueName("foo") 'foo' >>> p.uniqueName("foo") 'foo1' """ try: suffix = self.name_suffixes[name] except KeyError: self.name_suffixes[name] = 0 return name suffix += 1 self.name_suffixes[name] = suffix return "%s%i" % (name, suffix) def reset(self): try: self.wprops.reset() except AttributeError: pass self.toplevelWidget = None self.stack = WidgetStack() self.name_suffixes = {} self.defaults = {'spacing': -1, 'margin': -1} self.actions = [] self.currentActionGroup = None self.resources = [] self.button_groups = {} def setupObject(self, clsname, parent, branch, is_attribute=True): name = self.uniqueName(branch.attrib.get('name') or clsname[1:].lower()) if parent is None: args = () else: args = (parent, ) obj = self.factory.createQObject(clsname, name, args, is_attribute) self.wprops.setProperties(obj, branch) obj.setObjectName(name) if is_attribute: setattr(self.toplevelWidget, name, obj) return obj def getProperty(self, elem, name): for prop in elem.findall('property'): if prop.attrib['name'] == name: return prop return None def createWidget(self, elem): self.column_counter = 0