update_elements now has a mode to only update elements that are affected by the edit_protect mode

Author: jondecker76

PySimpleSQL.py

@@ -1239,7 +1239,7 @@ def edit_protect(self,event=None, values=None):
                     return
 
         self._edit_protect = not self._edit_protect
-        self.update_elements()
+        self.update_elements(edit_protect_only=True)
 
 
     def save_records(self, cascade_only=False):
@@ -1275,12 +1275,58 @@ def save_records(self, cascade_only=False):
         self.update_elements()
 
 
-    def update_elements(self, table=''):  # table type: str
+    def update_elements(self, table='', edit_protect_only=False):  # table type: str
         # TODO Fix bug where listbox first element is ghost selected
         # TODO: Dosctring
         logger.info('Updating PySimpleGUI elements...')
         # Update the current values
         # d= dictionary (the control map dictionary)
+
+        # Enable/Disable controls based on the edit protection button and presence of a record
+        # Note that we also must disable controls if there are no records!
+        # TODO FIXME!!!
+        win = self.window
+        for e in self.event_map:
+            if '.edit_protect' in e['event']:
+                self.disable_controls(self._edit_protect)
+
+        # Disable/Enable action elements based on edit_protect or other situations
+        for t in self.tables:
+            for m in self.event_map:
+                # Disable delete and mapped controls for this table if there are no records in this table or edit protect mode
+                hide = len(self[t].rows) == 0 or self._edit_protect
+                if '.table_delete' in m['event']:
+                    if m['table'] == t:
+                        win[m['event']].update(disabled=hide)
+                        # self.disable_controls(hide, t)
+
+                # Disable insert on children with no parent records or edit protect mode
+                parent = self.get_parent(t)
+                if parent is not None:
+                    hide = len(self[parent].rows) == 0 or self._edit_protect
+                else:
+                    hide = self._edit_protect
+                if '.table_insert' in m['event']:
+                    if m['table'] == t:
+                        win[m['event']].update(disabled=hide)
+                    pass
+                # Disable db_save when needed
+                # TODO: Disable when no changes to data?
+                hide = self._edit_protect
+                if '.db_save' in m['event']:
+                    win[m['event']].update(disabled=hide)
+
+                # Disable table_save when needed
+                # TODO: Disable when no changes to data?
+                hide = self._edit_protect
+                if '.table_save' in m['event']:
+                    win[m['event']].update(disabled=hide)
+
+                # Enable/Disable quick edit buttons
+                if '.quick_edit' in m['event']:
+                    win[m['event']].update(disabled=hide)
+        if edit_protect_only: return
+
         for d in self.control_map:
             # If the optional table parameter was passed, we will only update controls bound to that table
             if table != '':
@@ -1409,50 +1455,7 @@ def update_elements(self, table=''):  # table type: str
                         control.update(values=values,select_rows=index)
                         eat_events(self.window)
 
-        # Enable/Disable controls based on the edit protection button and presence of a record
-        # Note that we also must disable controls if there are no records!
-        # TODO FIXME!!!
-        win = self.window
-        for e in self.event_map:
-            if '.edit_protect' in e['event']:
-                self.disable_controls(self._edit_protect)
-
-
-        # Disable/Enable action elements based on edit_protect or other situations
-        for t in self.tables:
-            for m in self.event_map:
-                # Disable delete and mapped controls for this table if there are no records in this table or edit protect mode
-                hide=len(self[t].rows) == 0 or self._edit_protect
-                if '.table_delete' in m['event']:
-                    if m['table'] == t:
-                        win[m['event']].update(disabled=hide)
-                        #self.disable_controls(hide, t)
-
-                # Disable insert on children with no parent records or edit protect mode
-                parent = self.get_parent(t)
-                if parent is not None:
-                    hide = len(self[parent].rows)==0 or self._edit_protect
-                else:
-                    hide=self._edit_protect
-                if '.table_insert' in m['event']:
-                    if m['table'] == t:
-                        win[m['event']].update(disabled=hide)
-                    pass
-                # Disable db_save when needed
-                # TODO: Disable when no changes to data?
-                hide=self._edit_protect
-                if '.db_save' in m['event']:
-                    win[m['event']].update(disabled=hide)
-
-                # Disable table_save when needed
-                # TODO: Disable when no changes to data?
-                hide = self._edit_protect
-                if '.table_save' in m['event']:
-                    win[m['event']].update(disabled=hide)
 
-                # Enable/Disable quick edit buttons
-                if '.quick_edit' in m['event']:
-                    win[m['event']].update(disabled=hide)
 
 
         # Run callbacks

examples/journal_with_data_manipulation.py

@@ -44,7 +44,7 @@
     ss.record('Journal.entry', sg.MLine, size=(71,20))
 ]
 win=sg.Window('Journal example', layout, finalize=True)
-db=ss.Database('journal.db', win,  sql_commands=sql) #<=== Here is the magic!
+db=ss.Database(':memory:', win,  sql_commands=sql) #<=== Here is the magic!
 # Note:  sql_commands in only run if journal.db does not exist!  This has the effect of creating a new blank
 # database as defined by the sql_commands if the database does not yet exist, otherwise it will use the database!