Defined some children keys to append instructions, to make it possible access them simply.

Author: dddomodossola

examples/helloworld_app.py

@@ -25,11 +25,11 @@ def __init__(self, *args):
         super(MyApp, self).__init__(*args)
 
     def main(self):
-        #creating a container VBox type, vertical
+        #creating a contner VBox type, vertical
         wid = gui.VBox(width=300, height=200)
 
         #creating a text label
-        self.lbl = gui.Label('Hello', width='80%', height='50%')
+        self.lbl = gui.Label('Hello\n test', width='80%', height='50%', style={"white-space":"pre"})
 
         #a button for simple interaction
         bt = gui.Button('Press me!', width=200, height=30)

examples/onclose_window_app.py

@@ -46,3 +46,4 @@ def on_window_close(self):
     # optional parameters
     # start(MyApp,address='127.0.0.1', port=8081, multiple_instance=False,enable_file_cache=True, update_interval=0.1, start_browser=True)
     start(MyApp, debug=True, address='0.0.0.0', port=0, start_browser=True) #standalone=True)
+    print("potatoes")

remi/gui.py

@@ -1834,12 +1834,12 @@ def __init__(self, title='', message='', *args, **kwargs):
         if len(title) > 0:
             t = Label(title)
             t.add_class('DialogTitle')
-            self.append(t)
+            self.append(t, "title")
 
         if len(message) > 0:
             m = Label(message)
             m.style['margin'] = '5px'
-            self.append(m)
+            self.append(m, "message")
 
         self.container = Widget()
         self.container.style.update({'display':'block', 'overflow':'auto', 'margin':'5px'})
@@ -1853,13 +1853,13 @@ def __init__(self, title='', message='', *args, **kwargs):
         hlay = Widget(height=35)
         hlay.style['display'] = 'block'
         hlay.style['overflow'] = 'visible'
-        hlay.append(self.conf)
-        hlay.append(self.cancel)
+        hlay.append(self.conf, "confirm_button")
+        hlay.append(self.cancel, "cancel_button")
         self.conf.style['float'] = 'right'
         self.cancel.style['float'] = 'right'
 
-        self.append(self.container)
-        self.append(hlay)
+        self.append(self.container, "central_container")
+        self.append(hlay, "buttons_container")
 
         self.conf.onclick.connect(self.confirm_dialog)
         self.cancel.onclick.connect(self.cancel_dialog)
@@ -2902,13 +2902,13 @@ def __init__(self, multiple_selection, selection_folder, allow_file_selection, a
         self.pathEditor.set_size('80%', '100%')
         self.pathEditor.style['resize'] = 'none'
         self.pathEditor.attributes['rows'] = '1'
-        self.controlsContainer.append(self.controlBack)
-        self.controlsContainer.append(self.pathEditor)
-        self.controlsContainer.append(self.controlGo)
+        self.controlsContainer.append(self.controlBack, "button_back")
+        self.controlsContainer.append(self.pathEditor, "url_editor")
+        self.controlsContainer.append(self.controlGo, "button_go")
 
         self.itemContainer = Widget(width='100%',height=300)
 
-        self.append(self.controlsContainer)
+        self.append(self.controlsContainer, "controls_container")
         self.append(self.itemContainer, key='items')  # defined key as this is replaced later
 
         self.folderItems = list()