__main__: Reimplement update prompt as notification

Author: irgolic

Orange/canvas/__main__.py

@@ -273,23 +273,32 @@ def ua_string():
 
         def compare_versions(latest):
             version = pkg_resources.parse_version
-            if version(latest) <= version(current):
+            skipped = settings.value('startup/latest-skipped-version', "", type=str)
+            if version(latest) <= version(current) or \
+                    latest == skipped:
                 return
-            question = QMessageBox(
-                QMessageBox.Information,
-                'Orange Update Available',
-                'A newer version of Orange is available.<br><br>'
-                '<b>Current version:</b> {}<br>'
-                '<b>Latest version:</b> {}'.format(current, latest),
-                textFormat=Qt.RichText)
-            ok = question.addButton('Download Now', question.AcceptRole)
-            question.setDefaultButton(ok)
-            question.addButton('Remind Later', question.RejectRole)
-            question.finished.connect(
-                lambda:
-                question.clickedButton() == ok and
-                QDesktopServices.openUrl(QUrl("https://orange.biolab.si/download/")))
-            question.show()
+
+            from Orange.canvas.utils.overlay import NotificationWidget
+
+            questionButtons = NotificationWidget.Ok | NotificationWidget.Close
+            question = NotificationWidget(icon=QIcon('Orange/widgets/icons/Dlg_down3.png'),
+                                          title='Orange Update Available',
+                                          text='Current version: <b>{}</b><br>'
+                                               'Latest version: <b>{}</b>'.format(current, latest),
+                                          standardButtons=questionButtons,
+                                          acceptLabel="Download",
+                                          rejectLabel="Skip this Version")
+            question.setTextFormat(Qt.RichText)
+
+            def handle_click(b):
+                if question.buttonRole(b) != question.DismissRole:
+                    settings.setValue('startup/latest-skipped-version', latest)
+                if question.buttonRole(b) == question.AcceptRole:
+                    QDesktopServices.openUrl(QUrl("https://orange.biolab.si/download/"))
+
+            question.clicked.connect(handle_click)
+
+            NotificationOverlay.registerNotification(question)
 
         thread = GetLatestVersion()
         thread.resultReady.connect(compare_versions)

Orange/canvas/config.py

@@ -56,7 +56,8 @@ def init():
      ("startup/check-updates", bool, True,
       "Check for updates"),
 
-     ("startup/launch-count", int, 0, ""),
+     ("startup/launch-count", int, 0,
+      ""),
 
      ("startup/show-short-survey", bool, True,
       "Has the user not been asked to take a short survey yet"),

Orange/canvas/utils/overlay.py

@@ -36,7 +36,7 @@ class ButtonRole(enum.IntEnum):
     _Button = namedtuple("_Button", ["button", "role", "stdbutton"])
 
     def __init__(self, parent=None, icon=QIcon(), title="", text="", wordWrap=False,
-                 textFormat=Qt.AutoText, standardButtons=NoButton, acceptLabel="Ok",
+                 textFormat=Qt.PlainText, standardButtons=NoButton, acceptLabel="Ok",
                  rejectLabel="No", **kwargs):
         super().__init__(parent, **kwargs)
         self._title = title
@@ -53,7 +53,6 @@ def __init__(self, parent=None, icon=QIcon(), title="", text="", wordWrap=False,
                                   wordWrap=wordWrap, textFormat=textFormat)
         self._textlabel = QLabel(objectName="text-label", text=text,
                                  wordWrap=wordWrap, textFormat=textFormat)
-        self._textlabel.setTextFormat(Qt.RichText)
         self._textlabel.setTextInteractionFlags(Qt.TextBrowserInteraction)
         self._textlabel.setOpenExternalLinks(True)