add destroy() for Components to fix bug #52

[enigma2.git] / lib / python / Components / GUIComponent.py

diff --git a/lib/python/Components/GUIComponent.py b/lib/python/Components/GUIComponent.py
index 5483d181773a54f08c0033630edd58505376d6a8..8f6362fdadbe88407c4b045aec8cd6042631fdc2 100644 (file)
--- a/lib/python/Components/GUIComponent.py
+++ b/lib/python/Components/GUIComponent.py
@@ -5,8 +5,12 @@ from enigma import ePoint
 class GUIComponent:
        """ GUI component """
        
+       SHOWN = 0
+       HIDDEN = 1
+       
        def __init__(self):
-               pass
+               self.state = self.SHOWN
+               self.instance = None
        
        def execBegin(self):
                pass
@@ -14,9 +18,30 @@ class GUIComponent:
        def execEnd(self):
                pass
        
+       def onShow(self):
+               pass
+
+       def onHide(self):
+               pass
+       
+       def destroy(self):
+               pass
+       
        # this works only with normal widgets - if you don't have self.instance, override this.
        def applySkin(self, desktop):
+               if self.state == self.HIDDEN:
+                       self.instance.hide()
                skin.applyAllAttributes(self.instance, desktop, self.skinAttributes)
 
        def move(self, x, y):
                self.instance.move(ePoint(int(x), int(y)))
+
+       def show(self):
+               self.state = self.SHOWN
+               if self.instance is not None:
+                       self.instance.show()
+
+       def hide(self):
+               self.state = self.HIDDEN
+               if self.instance is not None:
+                       self.instance.hide()