From 48bb1931a010906c0d17a7f5a858e783fa3e9e0c Mon Sep 17 00:00:00 2001
From: Tobias Manske <tobias.manske@mailbox.org>
Date: Thu, 9 Sep 2021 18:37:52 +0200
Subject: [PATCH] Cleanup

---
 __init__.py | 54 +++++++++++++++++++++++++++--------------------------
 1 file changed, 28 insertions(+), 26 deletions(-)

diff --git a/__init__.py b/__init__.py
index 2c1afd1..e8cbd6a 100644
--- a/__init__.py
+++ b/__init__.py
@@ -3,48 +3,50 @@ import json
 from anki import hooks
 from aqt import editor
 from aqt.webview import AnkiWebView
-from aqt.utils import showInfo
 from aqt.theme import theme_manager
-from aqt import addcards
 from aqt import gui_hooks
 from aqt import mw
 
-class Editor_Preview(object):
+class EditorPreview(object):
 
-    def addcards_hook(self, ac: addcards):
-        layout = ac.form.fieldsArea.layout()
-        ac.web_view = AnkiWebView(title="preview")
-        layout.addWidget(ac.web_view)
-        ac.web_view.stdHtml(
-            ac.mw.reviewer.revHtml(),
+    def __init__(self):
+        gui_hooks.editor_did_init.append(self.editor_init_hook)
+        gui_hooks.editor_did_load_note.append(self.editor_note_hook)
+        gui_hooks.editor_did_fire_typing_timer.append(self.onedit_hook)
+
+    def editor_init_hook(self, ed: editor.Editor):
+        self.webview = AnkiWebView(title="editor_preview")
+        # This is taken out of clayout.py
+        self.webview.stdHtml(
+            ed.mw.reviewer.revHtml(),
             css=["css/reviewer.css"],
             js=[
                 "js/mathjax.js",
                 "js/vendor/mathjax/tex-chtml.js",
                 "js/reviewer.js",
             ],
-            context=ac,
+            context=ed,
         )
-        note = ac.editor.note
-        if ac.editor.card:
-            ord = ac.editor.card.ord
-        else:
-            ord = 0
-        c = note.ephemeral_card()
-        a = ac.mw.prepare_card_text_for_display(c.answer())
-        a = gui_hooks.card_will_show(a, c, "clayoutAnswer")
-        bodyclass = theme_manager.body_classes_for_card_ord(c.ord, ac.mw.pm.night_mode())
-        ac.web_view.eval(f"_showAnswer({json.dumps(a)},'{bodyclass}');")
-        self.web_view = ac.web_view
+        layout = ed.outerLayout
+        # very arbitrary max size
+        # otherwise the browse window is not usable
+        self.webview.setMaximumHeight = 400
+        layout.addWidget(self.webview, 1)
 
-    def onedit_hook(self, note):
+    def editor_note_hook(self, editor):
+        self.onedit_hook(editor.note)
+
+
+    def _obtainCardText(self, note):
         c = note.ephemeral_card()
         a = mw.prepare_card_text_for_display(c.answer())
         a = gui_hooks.card_will_show(a, c, "clayoutAnswer")
         bodyclass = theme_manager.body_classes_for_card_ord(c.ord, mw.pm.night_mode())
-        self.web_view.eval(f"_showAnswer({json.dumps(a)},'{bodyclass}');")
+
+        return f"_showAnswer({json.dumps(a)},'{bodyclass}');"
+
+    def onedit_hook(self, note):
+        self.webview.eval(self._obtainCardText(note))
 
 
-eprev = Editor_Preview()
-gui_hooks.add_cards_did_init.append(eprev.addcards_hook)
-gui_hooks.editor_did_fire_typing_timer.append(eprev.onedit_hook)
+eprev = EditorPreview()