Mercurial > hg > Feedworm

annotate MainWindow.py @ 241:e0e7459556bc

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use Qt to open the selected article in the system browser
author Dirk Olmes <dirk@xanthippe.ping.de>
date Tue, 28 Apr 2015 02:50:57 +0200
parents 9faa1f84e8c9
children f08fa6dcb86f
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1 # -*- coding: utf-8 -*-
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2 import subprocess
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3 from AddFeed import AddFeed
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4 from PyQtLib.GenericListModel import GenericListModel
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5 from PyQtLib.GenericTableModel import GenericTableModel
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6 from FeedEntryItemDelegate import FeedEntryItemDelegate
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7 from FeedSettings import FeedSettings
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8 from PreferencesDialog import PreferencesDialog
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9 from PyQt4.QtCore import QUrl
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10 from PyQt4.QtGui import QApplication, QDesktopServices, QMainWindow, QWidget
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11 from Ui_MainWindow import Ui_MainWindow
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12
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13 STATUS_MESSAGE_DISPLAY_MILLIS = 20000
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14
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15 class MainWindow(QMainWindow):
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16 def __init__(self, backend=None):
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17 QWidget.__init__(self, None)
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18 self.backend = backend
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19 self.preferences = backend.preferences()
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20 self.ui = Ui_MainWindow()
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21 self.ui.setupUi(self)
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22 self.updateFeedList()
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23 self.initFeedEntryTable()
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24
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25 def updateFeedList(self):
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26 allFeeds = self.backend.getFeeds()
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27 feedModel = GenericListModel(self, allFeeds, 'title')
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28 self.ui.feedList.setModel(feedModel)
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29 self.ui.feedList.update()
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30 self.__updateFeedCountLabel(allFeeds)
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31
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32 def __updateFeedCountLabel(self, feeds):
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33 feedCount = len(feeds)
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34 text = '%d feed' % feedCount
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35 if feedCount > 1:
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36 text = text + 's'
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37 self.ui.feedCountLabel.setText(text)
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38
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39 def initFeedEntryTable(self):
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40 # setup the default row height. This must be called before a table model is set
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41 self.ui.feedEntryTable.verticalHeader().setDefaultSectionSize(20)
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42
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43 self.ui.feedEntryTable.setItemDelegate(FeedEntryItemDelegate())
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44 model = self.__buildFeedEntryTableModel()
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45 self.ui.feedEntryTable.setModel(model)
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46 self.ui.feedEntryTable.horizontalHeader().setStretchLastSection(True)
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47
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48 def __buildFeedEntryTableModel(self):
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49 model = GenericTableModel(self, [])
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50 titleDisplay = lambda feedEntry: feedEntry.title
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51 model.defineColumn('Title', titleDisplay)
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52 dateDisplay = lambda feedEntry: feedEntry.updated.strftime('%d.%m.%Y')
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53 model.defineColumn('Date', dateDisplay)
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54 return model
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56 def feedSelected(self, index):
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57 self.backend.selectFeed(index.row())
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58 self.enableFeedRelatedWidgets()
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59 self.setupFeedEntries()
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61 def enableFeedRelatedWidgets(self):
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62 self.ui.actionFeedSettings.setEnabled(True)
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63 self.ui.actionMarkFeedRead.setEnabled(True)
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64 self.ui.actionMarkSelectedEntriesRead.setEnabled(True)
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65 self.ui.actionDeleteFeed.setEnabled(True)
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66
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67 def setupFeedEntries(self):
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68 feedEntries = self.backend.entriesForSelectedFeed()
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69 self.setupFeedEntriesTableModel(feedEntries)
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70 self.ui.feedEntryTable.update()
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71 self.setupFeedEntriesTableHeaderWidths()
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72 self.scrollFirstRowInFeedEntriesTableToVisible()
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73 self.__updateFeedEntryCountLabel(feedEntries)
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74
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75 def setupFeedEntriesTableModel(self, feedEntries):
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76 model = self.ui.feedEntryTable.model()
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77 model.setDisplayedObjects(feedEntries)
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78
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79 def setupFeedEntriesTableHeaderWidths(self):
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80 width = self.ui.feedEntryTable.width()
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81 firstColumnWidth = int(width * 0.8)
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82 self.ui.feedEntryTable.setColumnWidth(0, firstColumnWidth)
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83
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84 def scrollFirstRowInFeedEntriesTableToVisible(self):
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85 model = self.ui.feedEntryTable.model()
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86 visibleIndex = model.createIndex(0, 0)
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87 self.ui.feedEntryTable.scrollTo(visibleIndex)
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88
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89 def __updateFeedEntryCountLabel(self, feedEntries):
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90 count = len(feedEntries)
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91 text = '%d Article' % count
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92 if count > 1:
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93 text = text + 's'
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94 self.ui.feedEntryCountLabel.setText(text)
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95
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96 def feedEntrySelected(self, index):
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97 self.ui.webView.setZoomFactor(1.0)
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98 self.ui.menuArticle.setEnabled(True)
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99 self.ui.actionOpenLink.setEnabled(True)
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101 row = index.row()
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102 self.backend.selectFeedEntry(row)
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103
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104 if self.backend.selectedFeed.auto_load_entry_link:
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105 self.openLinkFromSelectedEntry()
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106 else:
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107 self.openSummaryFromSelectedEntry()
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108
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109 def feedEntryDoubleClicked(self, index):
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110 self.ui.menuArticle.setEnabled(True)
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111 self.openSelectedEntryInBrowser()
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112
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113 def openSummaryFromSelectedEntry(self):
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114 # TODO: this is the wrong base url, figure out the correct one
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115 feedEntry = self.backend.selectedFeedEntry
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116 baseUrl = QUrl(feedEntry.link)
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117 self.ui.webView.setHtml(feedEntry.summary, baseUrl)
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118
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119 def openLinkFromSelectedEntry(self):
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120 if self.backend.selectedFeed.always_open_in_browser:
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121 self.openSelectedEntryInBrowser()
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122 else:
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123 self.openSelectedEntryInWebView()
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124
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125 def openSelectedEntryInWebView(self):
153
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126 feedEntry = self.backend.selectedFeedEntry
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127 message = "Open %s ..." % (feedEntry.title)
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128 self._updateStatusBar(message)
153
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129 url = QUrl(feedEntry.link)
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130 self.ui.webView.load(url)
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131 self.ui.webView.show()
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132
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133 def openSelectedEntryInBrowser(self):
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134 article = self.backend.selectedFeedEntry
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135 message = "Open %s in external browser" % (article.title)
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136 self._updateStatusBar(message)
241
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137 url = QUrl(article.link)
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138 QDesktopServices.openUrl(url)
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139
33
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140 def toggleReadOnSelectedEntry(self):
153
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141 self.backend.toggleSelectedFeedEntryRead()
228
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142 self.ui.feedEntryTable.doItemsLayout()
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143
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144 def markSelectedFeedRead(self):
151
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145 self.backend.markSelectedFeedAsRead()
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146 self.ui.feedEntryTable.doItemsLayout()
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147
105
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148 def markSelectedEntriesRead(self):
153
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149 indexes = []
228
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150 selectedIndexes = self.ui.feedEntryTable.selectedIndexes()
105
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151 for index in selectedIndexes:
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152 # selectedIndexes returns one QModelIndex instance per row/column combo.
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153 # We are only interested in the rows here so just operate on the first
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154 # column
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155 if index.column() == 0:
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156 row = index.row()
153
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157 indexes.append(row)
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158 self.backend.markFeedEntriesAsRead(indexes)
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159 self.ui.feedEntryTable.doItemsLayout()
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160
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161 def addFeed(self):
121
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162 addFeed = AddFeed(self.backend)
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163 success = addFeed.exec_()
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164 if not success:
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165 return
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166
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167 if addFeed.exception is not None:
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168 message = "Error while adding feed: " + str(addFeed.exception)
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169 self._updateStatusBar(message)
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170 else:
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171 self.updateFeedList()
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172
103
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173 def deleteFeed(self):
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174 try:
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175 self.backend.deleteSelectedFeed()
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176 self.updateFeedList()
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177 except Exception as exception:
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178 message = "Error while deleting feed: " + str(exception)
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179 self._updateStatusBar(message)
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180
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181 def showPreferences(self):
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182 preferences = PreferencesDialog(self.backend)
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183 preferences.exec_()
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184
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185 def showFeedSettings(self):
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186 feedSettings = FeedSettings(self.backend)
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187 feedSettings.exec_()
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188
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189 def _updateStatusBar(self, message):
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190 self.ui.statusbar.showMessage(message, STATUS_MESSAGE_DISPLAY_MILLIS)
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191
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192 def close(self):
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193 self.backend.dispose()
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194 QMainWindow.close(self)
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195
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196 def copyArticleURLToClipboard(self):
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197 clipboard = QApplication.clipboard()
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198 clipboard.setText(self.backend.selectedFeedEntry.link)
207
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199
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200 def zoomIn(self):
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201 zoom = self.ui.webView.zoomFactor() + 0.1
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202 self.ui.webView.setZoomFactor(zoom)
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203
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204 def zoomOut(self):
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205 zoom = self.ui.webView.zoomFactor() - 0.1
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206 self.ui.webView.setZoomFactor(zoom)