prevent flicker on modal dialogs

aqt/addcards.py

@@ -32,9 +32,9 @@ class AddCards(QDialog):
         self.onReset()
         self.history = []
         self.forceClose = False
-        #restoreGeom(self, "add")
+        restoreGeom(self, "add")
         addHook('reset', self.onReset)
-        self.mw.requireReset()
+        self.mw.requireReset(modal=True)
         self.open()
         self.setupNewFact()
 

aqt/editcurrent.py

@@ -26,7 +26,7 @@ class EditCurrent(QDialog):
         self.editor = aqt.editor.Editor(self.mw, self.form.fieldsArea)
         self.editor.setFact(self.mw.reviewer.card.fact())
         restoreGeom(self, "editcurrent")
-        self.mw.requireReset()
+        self.mw.requireReset(modal=True)
         self.open()
         # reset focus after open
         self.editor.web.setFocus()

aqt/main.py

@@ -130,8 +130,9 @@ class AnkiQt(QMainWindow):
         self.deck.reset()
         runHook("reset")
 
-    def requireReset(self):
+    def requireReset(self, modal=False):
         "Signal queue needs to be rebuilt when edits are finished or by user."
+        self.resetModal = modal
         if self.state in ("overview", "review"):
             self.moveToState("resetRequired")
         elif self.state == "editCurrent":
@@ -145,15 +146,19 @@ class AnkiQt(QMainWindow):
 
     def _resetRequiredState(self, oldState):
         self.returnState = oldState
+        if self.resetModal:
+            # we don't have to change the webview, as we have a covering window
+            return
         self.web.setKeyHandler(None)
         self.web.setLinkHandler(lambda url: self.maybeReset())
+        i = _("Close the editing window to resume.")
+        b = self.button("refresh", _("Resume Now"))
         self.web.stdHtml("""
 <center><div style="height: 100%%">
 <div style="position:relative; vertical-align: middle;">
 %s<br>
 %s</div></div></center>
-""" % (_("Close the editing window to resume."),
-       self.button("refresh", _("Resume Now"))), css=self.sharedCSS)
+""" % (i, b), css=self.sharedCSS)
 
     # HTML helpers
     ##########################################################################