Entry now redrawn only on data change

src/message/simple_messages.py

@@ -36,6 +36,9 @@ class KeyboardPress(Message):
         key = self.get_arg(0, str)
         return key == "Escape"
     
+    def data_change(self):
+        return False
+    
     def update_model(self, model):
         key = self.get_arg(0, str)
         

src/model/example/__init__.py

@@ -1 +1,2 @@
 from model.example.example import Example
+from model.example.component_lexeme import ComponentLexeme

src/update.py

@@ -7,8 +7,10 @@ class Update:
         self.view = None
 
     def update_model(self):
-        # check if we need to reset the model
+        data_change = False
         reset = False
+        
+        # check if we need to reset the model
         for msg in self.message_queue:
             if msg.reset():
                 reset = True
@@ -21,6 +23,7 @@ class Update:
         for msg in self.message_queue:
             if msg.data_change():
                 screenful.changed()
+                data_change = True
                 break
             
         # do update
@@ -31,8 +34,8 @@ class Update:
         if reset:
             self.model.post_reset()
 
+        self.view.view(self.model, data_change)
         self.message_queue = []
-        self.view.view(self.model)
 
     def schedule(self, msg):
         self.message_queue.append(msg)

src/view/modals.py

@@ -64,13 +64,6 @@ def edit_example(example, sense):
             h("div.three-fifth", {}, middle), 
             h("div.one-fifth", {}, buttons_right(idx))]))
                 
-    cluster = example.get_cluster()
-    if cluster is not None:
-        divs.append(h("hr", {}, []))
-        divs.append(h("div.flex.five.example-component", {}, [
-            h("div.one-fifth", {}, "Cluster"), 
-            h("div.four-fifth", {}, show_toggle_cluster_buttons(sense, example))]))
-        
     return modal_template(divs, "Edit Example", (message.EditExampleText, example_original))
 
 

src/view/view.py

@@ -11,27 +11,30 @@ from export import export_to_xml
 class View:
     def __init__(self, container):
         self.vdom = h('div', {}, "Loading...")
+        self.entry_vdom = None
         self.model = None
         patch(container, self.vdom)
         
         # this does not work on parent div, so attaching to document here
         document.addEventListener("keyup", msg(KeyboardPress))
     
-    def view(self, model):
+    def view(self, model, data_change):
         self.model = model
-        self.model.pre_view()
         
+        if data_change or self.entry_vdom is None:
+            self.model.pre_view()
+            self.entry_vdom = self.model.entry.view(self.model)
+          
         new_vdom = self._view()
         patch(self.vdom, new_vdom)
         self.vdom = new_vdom
     
     def _view(self):
         return h("div", {"on": { "click": msg(Reset) }}, [
-          self.model.entry.view(self.model),
-          h("button.blk", {"on": { "click": lambda _: check_export(self.model) } }, "CHK"),
-          View.view_menu(self.model.menu_location, self.model.menu_target, self.model.entry),
-          View.view_modal(self.model.modal_shown, self.model.modal)])
-    
+            self.entry_vdom,
+            # h("button.blk", {"on": { "click": lambda _: check_export(self.model) } }, "CHK"),
+            View.view_menu(self.model.menu_location, self.model.menu_target, self.model.entry),
+            View.view_modal(self.model.modal_shown, self.model.modal)])
     
     @staticmethod
     def view_toggle_buttons(model):
@@ -41,38 +44,15 @@ class View:
         return [h("span.button.toggle", {"on": {"click": msg(ToggleExamples)}}, txt_examples),
                 h("span.button.toggle", {"on": {"click": msg(ToggleClusters)}}, txt_clusters)]
         
-    
-          
-    
     @staticmethod
     def view_translations(translations, parent, model):
         result = []
         for cluster in translations:
-            result.append(h("div.translation-div-cluster", {}, [View.view_one_translation(t, model) for t in cluster]))
+            result.append(h("div.translation-div-cluster", {}, [t.view(model) for t in cluster]))
         
         result.append(h("button.add-button", {"on": {"click": msg(ShowAddTranslation, parent)}}, "+"))
         return result
     
-    @staticmethod
-    def view_one_translation(translation, model):
-        elements = []
-    
-        if translation.tags:
-            tags = h("div.translation-tags", {}, [
-              h("span", {"attr": {"title": key}}, clean_label(value)) 
-              for key, value in translation.tags])
-            elements.append(tags)
-        
-        elements.append(h("span.translation-text", {}, translation.translation))
-        if translation.source:
-            elements.append(h("span.translation-source", {}, translation.source))
-            
-        explanation_class = ".translation-explanation" if translation.translation else ""
-        elements.append(h("span{}".format(explanation_class), {}, translation.explanation))
-            
-        return h("div.translation-div", {"on": {"click": msg(ShowTranslationMenu, translation) }}, elements)
-
-    
     @staticmethod
     def view_menu(location, menu_target, entry): 
         style = {
@@ -110,7 +90,6 @@ class View:
         else:
             console.log("Should not be heree!!")
         
-        
     @staticmethod
     def view_modal(modal_shown, modal):
         return h("div.modal", {}, [