Mercurial > hg > Feedworm

annotate MainWindow.py @ 103:063581d8594e

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implement deleting a feed from the GUI
author Dirk Olmes <dirk@xanthippe.ping.de>
date Wed, 16 Feb 2011 06:57:06 +0100
parents 11036eabbc46
children 4f87be5399ff
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2 from AddFeed import AddFeed
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3 from DisplayModel import DisplayModel
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4 from Feed import Feed
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5 from FeedEntryItemDelegate import FeedEntryItemDelegate
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6 from FeedEntryTableModel import FeedEntryTableModel
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7 from FeedSettings import FeedSettings
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8 from Preferences import Preferences
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9 from PreferencesDialog import PreferencesDialog
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10 from PyQt4.QtCore import QUrl
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11 from PyQt4.QtGui import QMainWindow
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12 from PyQt4.QtGui import QWidget
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13 from Ui_MainWindow import Ui_MainWindow
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14 import FeedList
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15 import subprocess
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17 STATUS_MESSAGE_DISPLAY_MILLIS = 20000
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19 class MainWindow(QMainWindow):
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20 def __init__(self, session=None):
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21 QWidget.__init__(self, None)
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22 self.session = session
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23 self.preferences = Preferences(session)
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24 self.ui = Ui_MainWindow()
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25 self.ui.setupUi(self)
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26 self.updateFeedList()
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27 self.initFeedEntryList()
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29 def updateFeedList(self):
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30 self.allFeeds = FeedList.getFeeds(self.session)
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31 feedModel = DisplayModel(self, self.allFeeds, Feed.userPresentableString)
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32 self.ui.feedList.setModel(feedModel)
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33 self.ui.feedList.update()
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35 def initFeedEntryList(self):
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36 # setup the default row height. This must be called before a table model is set
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37 self.ui.feedEntryList.verticalHeader().setDefaultSectionSize(20)
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39 self.ui.feedEntryList.setItemDelegate(FeedEntryItemDelegate())
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40 self.ui.feedEntryList.setModel(FeedEntryTableModel([]))
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41 self.ui.feedEntryList.horizontalHeader().setStretchLastSection(True)
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43 def feedSelected(self, index):
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44 self.selectedFeed = self.allFeeds[index.row()]
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45 self.enableFeedRelatedWidgets()
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46 self.setupFeedEntries()
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48 def enableFeedRelatedWidgets(self):
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49 self.ui.actionFeedSettings.setEnabled(True)
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50 self.ui.actionMarkFeedRead.setEnabled(True)
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51 self.ui.actionDeleteFeed.setEnabled(True)
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53 def setupFeedEntries(self):
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54 hideReadEntries = self.preferences.hideReadFeedEntries()
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55 self.feedEntries = self.selectedFeed.entriesSortedByUpdateDate(hideReadEntries)
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56 self.initFeedDisplayModel()
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58 def initFeedDisplayModel(self):
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59 self.setupFeedTableModel()
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60 self.ui.feedEntryList.update()
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61 self.setupFeedTableHeaderWidths()
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62 self.scrollFirstRowInFeedTableToVisible()
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64 def setupFeedTableModel(self):
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65 model = FeedEntryTableModel(self.feedEntries)
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66 self.ui.feedEntryList.setModel(model)
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67 self.ui.feedEntryList.itemDelegate().entries = self.feedEntries
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69 def setupFeedTableHeaderWidths(self):
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70 width = self.ui.feedEntryList.width()
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71 firstColumnWidth = int(width * 0.8)
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72 self.ui.feedEntryList.setColumnWidth(0, firstColumnWidth)
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74 def scrollFirstRowInFeedTableToVisible(self):
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75 model = self.ui.feedEntryList.model()
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76 visibleIndex = model.createIndex(0, 0)
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77 self.ui.feedEntryList.scrollTo(visibleIndex)
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79 def feedEntrySelected(self, index):
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80 self.ui.menuArticle.setEnabled(True)
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82 row = index.row()
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83 self.selectedEntry = self.feedEntries[row]
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84 self.selectedEntry.markRead()
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86 if self.selectedEntry.feed.auto_load_entry_link:
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87 self.openLinkFromSelectedEntry()
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88 else:
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89 self.openSummaryFromSelectedEntry()
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91 def openSummaryFromSelectedEntry(self):
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92 # TODO this is the wrong base url, figure out the correct one
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93 baseUrl = QUrl(self.selectedEntry.link)
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94 self.ui.webView.setHtml(self.selectedEntry.summary, baseUrl)
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96 def openLinkFromSelectedEntry(self):
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97 if self.selectedEntry.feed.always_open_in_browser:
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98 self.openSelectedEntryInBrowser()
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99 else:
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100 self.openSelectedEntryInWebView()
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101
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102 def openSelectedEntryInWebView(self):
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103 message = "Open %s ..." % (self.selectedEntry.title)
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104 self._updateStatusBar(message)
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105 url = QUrl(self.selectedEntry.link)
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106 self.ui.webView.load(url)
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107 self.ui.webView.show()
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109 def openSelectedEntryInBrowser(self):
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110 message = "Open %s in external browser" % (self.selectedEntry.title)
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111 self._updateStatusBar(message)
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112 # TODO make browser configurable
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113 browser = "/usr/local/bin/opera"
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114 subprocess.Popen([browser, self.selectedEntry.link])
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115
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116 def toggleReadOnSelectedEntry(self):
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117 self.selectedEntry.toggleRead()
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118 self.session.commit()
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119 self.ui.feedEntryList.doItemsLayout()
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120
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121 def markSelectedFeedRead(self):
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122 self.selectedFeed.markAllEntriesRead()
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123 self.session.commit()
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124 self.ui.feedEntryList.doItemsLayout()
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125
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126 def addFeed(self):
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127 addFeed = AddFeed(self.session)
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128 success = addFeed.exec_()
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129 if not success:
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130 return
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131
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132 if addFeed.exception is not None:
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133 message = "Error while adding feed: " + str(addFeed.exception)
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134 self._updateStatusBar(message)
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135 else:
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136 self.session.commit()
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137 self.updateFeedList()
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138
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139 def deleteFeed(self):
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140 try:
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141 self.session.delete(self.selectedFeed)
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142 self.session.commit()
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143 self.updateFeedList()
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144 except Exception as exception:
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145 message = "Error while deleting feed: " + str(exception)
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146 self._updateStatusBar(message)
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147
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148 def showPreferences(self):
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149 preferences = PreferencesDialog(self.session)
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150 preferences.exec_()
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151
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152 def showFeedSettings(self):
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153 feedSettings = FeedSettings(self.session, self.selectedFeed)
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154 feedSettings.exec_()
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155
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156 def _updateStatusBar(self, message):
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157 self.ui.statusbar.showMessage(message, STATUS_MESSAGE_DISPLAY_MILLIS)
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158
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159 def close(self):
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160 # save all uncommitted state, just in case
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161 self.session.commit()
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162 QMainWindow.close(self)