Mercurial > hg > Feedworm

annotate MainWindow.py @ 153:65c4bb6d5add

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move management of the selected feed entry into the backend - sqlachemy backend works, couchdb backend currently broken
author Dirk Olmes <dirk@xanthippe.ping.de>
date Sat, 27 Aug 2011 07:29:33 +0200
parents a1c0459e1eeb
children a05719a6175e
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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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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 allFeeds = self.backend.getFeeds()
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29 feedModel = DisplayModel(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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36
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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.backend.selectFeed(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 self.setupFeedEntriesTableModel()
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53 self.ui.feedEntryList.update()
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54 self.setupFeedEntriesTableHeaderWidths()
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55 self.scrollFirstRowInFeedEntriesTableToVisible()
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57 def setupFeedEntriesTableModel(self):
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58 feedEntries = self.backend.entriesForSelectedFeed()
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59 model = FeedEntryTableModel(feedEntries)
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60 self.ui.feedEntryList.setModel(model)
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62 def setupFeedEntriesTableHeaderWidths(self):
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63 width = self.ui.feedEntryList.width()
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64 firstColumnWidth = int(width * 0.8)
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65 self.ui.feedEntryList.setColumnWidth(0, firstColumnWidth)
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67 def scrollFirstRowInFeedEntriesTableToVisible(self):
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68 model = self.ui.feedEntryList.model()
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69 visibleIndex = model.createIndex(0, 0)
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70 self.ui.feedEntryList.scrollTo(visibleIndex)
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71
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72 def feedEntrySelected(self, index):
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73 self.ui.menuArticle.setEnabled(True)
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74 self.ui.actionOpenLink.setEnabled(True)
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76 row = index.row()
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77 feedEntry = self.backend.selectFeedEntry(row)
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79 # TODO this is not compatible with the couchdb backend
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80 if feedEntry.feed.auto_load_entry_link:
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81 self.openLinkFromSelectedEntry()
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82 else:
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83 self.openSummaryFromSelectedEntry()
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84
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85 def feedEntryDoubleClicked(self, index):
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86 self.ui.menuArticle.setEnabled(True)
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87 self.openSelectedEntryInBrowser()
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89 def openSummaryFromSelectedEntry(self):
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90 # TODO this is the wrong base url, figure out the correct one
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91 feedEntry = self.backend.selectedFeedEntry
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92 baseUrl = QUrl(feedEntry.link)
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93 self.ui.webView.setHtml(feedEntry.summary, baseUrl)
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95 def openLinkFromSelectedEntry(self):
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96 feedEntry = self.backend.selectedFeedEntry
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97 # TODO this is not compatible with the couchdb backend
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98 if feedEntry.feed.always_open_in_browser:
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99 self.openSelectedEntryInBrowser()
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100 else:
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101 self.openSelectedEntryInWebView()
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102
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103 def openSelectedEntryInWebView(self):
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104 feedEntry = self.backend.selectedFeedEntry
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105 message = "Open %s ..." % (feedEntry.title)
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106 self._updateStatusBar(message)
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107 url = QUrl(feedEntry.link)
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108 self.ui.webView.load(url)
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109 self.ui.webView.show()
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111 def openSelectedEntryInBrowser(self):
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112 feedEntry = self.backend.selectedFeedEntry
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113 message = "Open %s in external browser" % (feedEntry.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, feedEntry.link])
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118
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119 def toggleReadOnSelectedEntry(self):
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120 self.backend.toggleSelectedFeedEntryRead()
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121 self.ui.feedEntryList.doItemsLayout()
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122
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123 def markSelectedFeedRead(self):
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124 self.backend.markSelectedFeedAsRead()
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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 indexes = []
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129 selectedIndexes = self.ui.feedEntryList.selectedIndexes()
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130 for index in selectedIndexes:
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131 # selectedIndexes returns one QModelIndex instance per row/column combo.
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132 # We are only interested in the rows here so just operate on the first
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133 # column
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134 if index.column() == 0:
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135 row = index.row()
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136 indexes.append(row)
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137 self.backend.markFeedEntriesAsRead(indexes)
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138 self.ui.feedEntryList.doItemsLayout()
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139
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140 def addFeed(self):
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141 addFeed = AddFeed(self.backend)
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142 success = addFeed.exec_()
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143 if not success:
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144 return
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145
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146 if addFeed.exception is not None:
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147 message = "Error while adding feed: " + str(addFeed.exception)
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148 self._updateStatusBar(message)
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149 else:
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150 self.updateFeedList()
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151
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152 def deleteFeed(self):
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153 try:
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154 self.backend.deleteSelectedFeed()
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155 self.updateFeedList()
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156 except Exception as exception:
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157 message = "Error while deleting feed: " + str(exception)
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158 self._updateStatusBar(message)
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159
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160 def showPreferences(self):
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161 preferences = PreferencesDialog(self.backend)
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162 preferences.exec_()
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163
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164 def showFeedSettings(self):
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165 feedSettings = FeedSettings(self.backend)
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166 feedSettings.exec_()
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167
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168 def _updateStatusBar(self, message):
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169 self.ui.statusbar.showMessage(message, STATUS_MESSAGE_DISPLAY_MILLIS)
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170
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171 def close(self):
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172 self.backend.dispose()
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173 QMainWindow.close(self)
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174
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175 def copyArticleURLToClipboard(self):
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176 clipboard = QApplication.clipboard()
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177 clipboard.setText(self.backend.selectedFeedEntry.link)