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1 # -*- coding: utf-8 -*- |
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2 |
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3 # Copyright (c) 2009 - 2016 Detlev Offenbach <detlev@die-offenbachs.de> |
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4 # |
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5 |
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6 """ |
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7 Module implementing a QAction subclass for open search. |
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8 """ |
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9 |
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10 from __future__ import unicode_literals |
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11 |
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12 from PyQt5.QtCore import QUrl |
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13 from PyQt5.QtGui import QPixmap, QIcon |
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14 from PyQt5.QtWidgets import QAction |
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15 |
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16 |
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17 class OpenSearchEngineAction(QAction): |
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18 """ |
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19 Class implementing a QAction subclass for open search. |
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20 """ |
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21 def __init__(self, engine, parent=None): |
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22 """ |
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23 Constructor |
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24 |
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25 @param engine reference to the open search engine object |
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26 (OpenSearchEngine) |
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27 @param parent reference to the parent object (QObject) |
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28 """ |
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29 super(OpenSearchEngineAction, self).__init__(parent) |
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30 |
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31 self.__engine = engine |
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32 if self.__engine.networkAccessManager() is None: |
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33 import WebBrowser.WebBrowserWindow |
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34 self.__engine.setNetworkAccessManager( |
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35 WebBrowser.WebBrowserWindow.WebBrowserWindow.networkManager()) |
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36 |
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37 self.setText(engine.name()) |
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38 self.__imageChanged() |
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39 |
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40 engine.imageChanged.connect(self.__imageChanged) |
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41 |
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42 def __imageChanged(self): |
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43 """ |
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44 Private slot handling a change of the associated image. |
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45 """ |
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46 image = self.__engine.image() |
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47 if image.isNull(): |
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48 import WebBrowser.WebBrowserWindow |
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49 self.setIcon( |
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50 WebBrowser.WebBrowserWindow.WebBrowserWindow.icon( |
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51 QUrl(self.__engine.imageUrl()))) |
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52 else: |
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53 self.setIcon(QIcon(QPixmap.fromImage(image))) |