Fix for Tabbed Forms - ReadButton was returing None values. Also fixed problem with blank popups after tabbed form.

Demo_All_Widgets.py

@@ -23,7 +23,7 @@ layout = [
     [sg.InputText('This is my text')],
     [sg.Frame(layout=[
     [sg.Checkbox('Checkbox', size=(10,1)),  sg.Checkbox('My second checkbox!', default=True)],
-    [sg.Radio('My first Radio!     ', "RADIO1", default=True, size=(10,1)), sg.Radio('My second Radio!', "RADIO1")]], title='Options',title_color='red', relief=sg.RELIEF_SUNKEN)],
+    [sg.Radio('My first Radio!     ', "RADIO1", default=True, size=(10,1)), sg.Radio('My second Radio!', "RADIO1")]], title='Options',title_color='red', relief=sg.RELIEF_SUNKEN, tooltip='Use these to set flags')],
     [sg.Multiline(default_text='This is the default Text should you decide not to type anything', size=(35, 3)),
      sg.Multiline(default_text='A second multi-line', size=(35, 3))],
     [sg.InputCombo(('Combobox 1', 'Combobox 2'), size=(20, 1)),
@@ -39,7 +39,7 @@ layout = [
     [sg.Text('Choose A Folder', size=(35, 1))],
     [sg.Text('Your Folder', size=(15, 1), auto_size_text=False, justification='right'),
      sg.InputText('Default Folder'), sg.FolderBrowse()],
-    [sg.Submit(), sg.Cancel()]
+    [sg.Submit(tooltip='Click to submit this form'), sg.Cancel()]
 ]
 
 

PySimpleGUI.py

@@ -1084,6 +1084,8 @@ class Button(Element):
             else:
                 self.ParentForm.LastButtonClicked = self.ButtonText
             self.ParentForm.FormRemainedOpen = True
+            if self.ParentForm.IsTabbedForm:
+                self.ParentForm.UberParent.FormStayedOpen = True
             self.ParentForm.TKroot.quit()               # kick the users out of the mainloop
         elif self.BType == BUTTON_TYPE_CLOSES_WIN_ONLY:  # this is a return type button so GET RESULTS and destroy window
             # if the form is tabbed, must collect all form's results and destroy all forms
@@ -2147,6 +2149,7 @@ class UberForm():
         self.FormReturnValues = []
         self.TKroot = None
         self.TKrootDestroyed = False
+        self.FormStayedOpen = False
 
     def AddForm(self, form):
         self.FormList.append(form)
@@ -3131,6 +3134,8 @@ def ShowTabbedForm(title, *args, auto_close=False, auto_close_duration=DEFAULT_A
     except:
         pass
 
+    _my_windows.Increment()
+
     if not len(args):
         print('******************* SHOW TABBED FORMS ERROR .... no arguments')
         return
@@ -3184,6 +3189,14 @@ def ShowTabbedForm(title, *args, auto_close=False, auto_close_duration=DEFAULT_A
         pass
     root.mainloop()
 
+    if uber.FormStayedOpen:
+        FormReturnValues = []
+        for form in uber.FormList:
+            BuildResults(form, False, form)
+            FormReturnValues.append(form.ReturnValues)
+        uber.FormReturnValues = FormReturnValues
+    # if self.LastKeyboardEvent is not None or self.LastButtonClicked is not None:
+    #     return BuildResults(self, False, self)
     if id: root.after_cancel(id)
     uber.TKrootDestroyed = True
     return uber.FormReturnValues