Mercurial > hg > Feedworm

annotate MainWindow.py @ 124:a4b2077c9603 backend

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editing a feed's properties is implemented through the backend now
author Dirk Olmes <dirk@xanthippe.ping.de>
date Mon, 22 Aug 2011 11:02:53 +0200
parents 862760b161b4
children 514e5d7dca98
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42a225be7e56 first version of the GUI
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1
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2 from AddFeed import AddFeed
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3 from DisplayModel import DisplayModel
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4 from FeedEntryItemDelegate import FeedEntryItemDelegate
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5 from FeedEntryTableModel import FeedEntryTableModel
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6e5219e05625 GUI for feed settings
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6 from FeedSettings import FeedSettings
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7 from PreferencesDialog import PreferencesDialog
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8 from PyQt4.QtCore import QUrl
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9 from PyQt4.QtGui import QApplication
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10 from PyQt4.QtGui import QMainWindow
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11 from PyQt4.QtGui import QWidget
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12 from Ui_MainWindow import Ui_MainWindow
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13 import subprocess
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15 STATUS_MESSAGE_DISPLAY_MILLIS = 20000
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17 class MainWindow(QMainWindow):
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18 def __init__(self, backend=None):
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19 QWidget.__init__(self, None)
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20 self.backend = backend
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21 self.preferences = backend.preferences()
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22 self.ui = Ui_MainWindow()
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23 self.ui.setupUi(self)
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24 self.updateFeedList()
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25 self.initFeedEntryList()
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27 def updateFeedList(self):
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28 self.allFeeds = self.backend.getFeeds()
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29 feedModel = DisplayModel(self, self.allFeeds, "title")
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30 self.ui.feedList.setModel(feedModel)
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31 self.ui.feedList.update()
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33 def initFeedEntryList(self):
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34 # setup the default row height. This must be called before a table model is set
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35 self.ui.feedEntryList.verticalHeader().setDefaultSectionSize(20)
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37 self.ui.feedEntryList.setItemDelegate(FeedEntryItemDelegate())
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38 self.ui.feedEntryList.setModel(FeedEntryTableModel([]))
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39 self.ui.feedEntryList.horizontalHeader().setStretchLastSection(True)
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41 def feedSelected(self, index):
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42 self.selectedFeed = self.allFeeds[index.row()]
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43 self.enableFeedRelatedWidgets()
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44 self.setupFeedEntries()
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46 def enableFeedRelatedWidgets(self):
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47 self.ui.actionFeedSettings.setEnabled(True)
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48 self.ui.actionMarkFeedRead.setEnabled(True)
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49 self.ui.actionDeleteFeed.setEnabled(True)
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51 def setupFeedEntries(self):
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52 hideReadEntries = self.preferences.hideReadFeedEntries()
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53 self.feedEntries = self.selectedFeed.entriesSortedByUpdateDate(hideReadEntries)
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54 self.initFeedDisplayModel()
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56 def initFeedDisplayModel(self):
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57 self.setupFeedTableModel()
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58 self.ui.feedEntryList.update()
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59 self.setupFeedTableHeaderWidths()
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60 self.scrollFirstRowInFeedTableToVisible()
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62 def setupFeedTableModel(self):
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63 model = FeedEntryTableModel(self.feedEntries)
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64 self.ui.feedEntryList.setModel(model)
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65 self.ui.feedEntryList.itemDelegate().entries = self.feedEntries
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67 def setupFeedTableHeaderWidths(self):
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68 width = self.ui.feedEntryList.width()
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69 firstColumnWidth = int(width * 0.8)
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70 self.ui.feedEntryList.setColumnWidth(0, firstColumnWidth)
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72 def scrollFirstRowInFeedTableToVisible(self):
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73 model = self.ui.feedEntryList.model()
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74 visibleIndex = model.createIndex(0, 0)
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75 self.ui.feedEntryList.scrollTo(visibleIndex)
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76
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77 def feedEntrySelected(self, index):
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78 self.ui.menuArticle.setEnabled(True)
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79 self.ui.actionOpenLink.setEnabled(True)
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81 row = index.row()
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82 self.selectedEntry = self.feedEntries[row]
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83 self.selectedEntry.markRead()
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84
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85 if self.selectedEntry.feed.auto_load_entry_link:
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86 self.openLinkFromSelectedEntry()
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87 else:
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88 self.openSummaryFromSelectedEntry()
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90 def feedEntryDoubleClicked(self, index):
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91 self.ui.menuArticle.setEnabled(True)
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92 self.openSelectedEntryInBrowser()
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93
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94 def openSummaryFromSelectedEntry(self):
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95 # TODO this is the wrong base url, figure out the correct one
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96 baseUrl = QUrl(self.selectedEntry.link)
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97 self.ui.webView.setHtml(self.selectedEntry.summary, baseUrl)
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98
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99 def openLinkFromSelectedEntry(self):
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100 if self.selectedEntry.feed.always_open_in_browser:
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101 self.openSelectedEntryInBrowser()
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102 else:
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103 self.openSelectedEntryInWebView()
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104
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105 def openSelectedEntryInWebView(self):
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106 message = "Open %s ..." % (self.selectedEntry.title)
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107 self._updateStatusBar(message)
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108 url = QUrl(self.selectedEntry.link)
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109 self.ui.webView.load(url)
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110 self.ui.webView.show()
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111
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112 def openSelectedEntryInBrowser(self):
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113 message = "Open %s in external browser" % (self.selectedEntry.title)
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114 self._updateStatusBar(message)
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115 # TODO make browser configurable
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116 browser = "/usr/local/bin/opera"
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117 subprocess.Popen([browser, self.selectedEntry.link])
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118
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119 def toggleReadOnSelectedEntry(self):
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120 self.backend.toggleRead(self.selectedEntry)
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121 self.ui.feedEntryList.doItemsLayout()
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122
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123 def markSelectedFeedRead(self):
122
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124 self.backend.markAllEntriesRead(self.selectedFeed)
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125 self.ui.feedEntryList.doItemsLayout()
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126
105
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127 def markSelectedEntriesRead(self):
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128 selectedIndexes = self.ui.feedEntryList.selectedIndexes()
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129 for index in selectedIndexes:
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130 # selectedIndexes returns one QModelIndex instance per row/column combo.
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131 # We are only interested in the rows here so just operate on the first
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132 # column
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133 if index.column() == 0:
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134 row = index.row()
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135 # use selectedEntry here to ensure it has a valid state after all
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136 # selected entries are marked read
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137 self.selectedEntry = self.feedEntries[row]
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138 self.selectedEntry.markRead()
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139 self.session.commit()
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140 self.ui.feedEntryList.doItemsLayout()
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141
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142 def addFeed(self):
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143 addFeed = AddFeed(self.backend)
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144 success = addFeed.exec_()
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145 if not success:
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146 return
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147
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148 if addFeed.exception is not None:
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149 message = "Error while adding feed: " + str(addFeed.exception)
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150 self._updateStatusBar(message)
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151 else:
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152 self.updateFeedList()
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153
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154 def deleteFeed(self):
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155 try:
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156 self.session.delete(self.selectedFeed)
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157 self.session.commit()
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158 self.updateFeedList()
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159 except Exception as exception:
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160 message = "Error while deleting feed: " + str(exception)
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161 self._updateStatusBar(message)
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162
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163 def showPreferences(self):
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164 preferences = PreferencesDialog(self.backend)
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165 preferences.exec_()
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166
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167 def showFeedSettings(self):
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168 feedSettings = FeedSettings(self.selectedFeed, self.backend)
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169 feedSettings.exec_()
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170
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171 def _updateStatusBar(self, message):
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172 self.ui.statusbar.showMessage(message, STATUS_MESSAGE_DISPLAY_MILLIS)
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173
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174 def close(self):
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175 self.backend.dispose()
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176 QMainWindow.close(self)
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177
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178 def copyArticleURLToClipboard(self):
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179 clipboard = QApplication.clipboard()
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180 clipboard.setText(self.selectedEntry.link)