91f82fd6d3
* Tweaked search string based on new comic vine search behavior Placated Beaufitul Soup by passing the parser * First cut at porting to Python 3 and PyQt5 * remove debug print * tweaked progress dialog handling for issues on ubuntu gui * Handle bad key more gracefullu * More integration of unrarlib into settings and rest of app * Better handling of "personal" unrar lib setting * PEP 440-compliant version string * Tuned linux rar help strings * Got setup working again * Attempts to build unrar on install * Some minimal desktop integration on various platforms * Fix wrong shortfile * More setup.py enhancements * Use proper temp file * Added comment block at top * Comment out desktop integration attempt for now * Updated some links and info * Fixed the html a bit * Repaired some images that caused libpng to complain * update readme re: py3qt5 branch changes * another note * #108 feat: try to simplify windows build using only pip and python3 * #108 feat: fix python location on appveyor (try 1) * #108 feat: use venv (try 2) * #108 feat: use venv (try 3) * #108 feat: update to latest pyinstaller develop branch * #108 feat: update to latest pyinstaller develop branch (again) * #108: add ssl libraries for windows packaging * #108: refresh env in win build to pick the right mingw * #108: change order of win build script operations * #113: fix subprocess usage in pyinstaller package * bump version
71 lines
2.2 KiB
Python
71 lines
2.2 KiB
Python
"""A PyQT4 class to load a page image from a ComicArchive in a background thread"""
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# Copyright 2012-2014 Anthony Beville
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from PyQt5 import QtCore, QtGui, uic
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from PyQt5.QtCore import pyqtSignal
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from comictaggerlib.ui.qtutils import getQImageFromData
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#from comicarchive import ComicArchive
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#import utils
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class PageLoader(QtCore.QThread):
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"""
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This class holds onto a reference of each instance in a list since
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problems occur if the ref count goes to zero and the GC tries to reap
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the object while the thread is going.
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If the client class wants to stop the thread, they should mark it as
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"abandoned", and no signals will be issued.
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"""
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loadComplete = pyqtSignal(QtGui.QImage)
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instanceList = []
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mutex = QtCore.QMutex()
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# Remove all finished threads from the list
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@staticmethod
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def reapInstances():
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for obj in reversed(PageLoader.instanceList):
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if obj.isFinished():
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PageLoader.instanceList.remove(obj)
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def __init__(self, ca, page_num):
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QtCore.QThread.__init__(self)
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self.ca = ca
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self.page_num = page_num
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self.abandoned = False
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# remove any old instances, and then add ourself
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PageLoader.mutex.lock()
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PageLoader.reapInstances()
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PageLoader.instanceList.append(self)
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PageLoader.mutex.unlock()
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def run(self):
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image_data = self.ca.getPage(self.page_num)
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if self.abandoned:
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return
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if image_data is not None:
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img = getQImageFromData(image_data)
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if self.abandoned:
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return
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self.loadComplete.emit(img)
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