class GUISkin:
def __init__(self):
- self.data = { }
+ pass
def createGUIScreen(self, parent):
for (name, val) in self.items():
- self.data[name] = { }
if isinstance(val, GUIComponent):
- val.GUIcreate(self.data[name], parent, None)
+ val.GUIcreate(parent, None)
def deleteGUIScreen(self):
for (name, val) in self.items():
if isinstance(val, GUIComponent):
- w = self.data[name]["instance"]
- val.GUIdelete(self.data[name])
+ val.GUIdelete()
try:
val.fix()
except:
pass
- del self.data[name]
# note: you'll probably run into this assert. if this happens, don't panic!
# yes, it's evil. I told you that programming in python is just fun, and
# If you can't help yourself, just ask me. I'll be glad to help you out.
# Sorry for not keeping this code foolproof. I really wanted to archive
# that, but here I failed miserably. All I could do was to add this assert.
- assert sys.getrefcount(w) == 2, "too many refs hold to " + str(w)
+# assert sys.getrefcount(w) == 2, "too many refs hold to " + str(w)
def close(self):
self.deleteGUIScreen()
- del self.data
-
-# note: components can be used in multiple screens, so we have kind of
-# two contexts: first the per-component one (self), then the per-screen (i.e.:
-# per eWidget one), called "priv". In "priv", for example, the instance
-# of the eWidget is stored.
-
-# GUI components have a "notifier list" of associated eWidgets to one component
-# (as said - one component instance can be used at multiple screens)
class GUIComponent:
""" GUI component """
def __init__(self):
- self.notifier = [ ]
-
- def GUIcreate(self, priv, parent, skindata):
- i = self.GUIcreateInstance(self, parent, skindata)
- priv["instance"] = i
- self.notifier.append(i)
- try:
- self.notifierAdded(i)
- except:
- pass
-
- # GUIdelete must delete *all* references to the current component!
- def GUIdelete(self, priv):
- g = priv["instance"]
- self.notifier.remove(g)
- self.GUIdeleteInstance(g)
- del priv["instance"]
-
- def GUIdeleteInstance(self, priv):
pass
-
+
class VariableText:
"""VariableText can be used for components which have a variable text, based on any widget with setText call"""
def __init__(self):
self.message = ""
+ self.instance = None
- def notifierAdded(self, notifier):
- notifier.setText(self.message)
-
def setText(self, text):
- if self.message != text:
- self.message = text
- for x in self.notifier:
- x.setText(self.message)
+ self.message = text
+ if self.instance:
+ self.instance.setText(self.message)
def getText(self):
return self.message
+
+ def GUIcreate(self, parent, skindata):
+ self.instance = self.createWidget(parent, skindata)
+ self.instance.setText(self.message)
+
+ def GUIdelete(self):
+ self.removeWidget(self.instance)
+ del self.instance
+
+ def removeWidget(self, instance):
+ pass
class VariableValue:
"""VariableValue can be used for components which have a variable value (like eSlider), based on any widget with setValue call"""
def __init__(self):
self.value = 0
+ self.instance = None
- def notifierAdded(self, notifier):
- notifier.setValue(self.value)
-
def setValue(self, value):
- if self.value != value:
- self.value = value
- for x in self.notifier:
- x.setValue(self.value)
+ self.value = value
+ if self.instance:
+ self.instance.setValue(self.value)
def getValue(self):
return self.value
+
+ def GUIcreate(self, parent, skindata):
+ self.instance = self.createWidget(parent, skindata)
+ self.instance.setValue(self.value)
+
+ def GUIdelete(self):
+ self.removeWidget(self.instance)
+ del self.instance
+
+ def removeWidget(self, instance):
+ pass
# now some "real" components:
self.setText("clock: " + time.asctime())
# realisierung als GUI
- def GUIcreateInstance(self, priv, parent, skindata):
- g = eLabel(parent)
- return g
+ def createWidget(self, parent, skindata):
+ return eLabel(parent)
+
+ def removeWidget(self, w):
+ del self.clockTimer
# ...und als HTML:
def produceHTML(self):
return self.getText()
-
+
class Button(HTMLComponent, GUIComponent, VariableText):
def __init__(self, text="", onClick = [ ]):
GUIComponent.__init__(self)
return 0
def disable(self):
+# self.instance.hide()
pass
def enable(self):
+# self.instance.show()
pass
# html:
return "<input type=\"submit\" text=\"" + self.getText() + "\">\n"
# GUI:
- def GUIcreateInstance(self, priv, parent, skindata):
+ def createWidget(self, parent, skindata):
g = eButton(parent)
g.selected.get().append(self.push)
return g
-
- def GUIdeleteInstance(self, g):
- g.selected.get().remove(self.push)
+
+ def removeWidget(self, w):
+ w.selected.get().remove(self.push)
class Label(HTMLComponent, GUIComponent, VariableText):
def __init__(self, text=""):
return self.getText()
# GUI:
- def GUIcreateInstance(self, priv, parent, skindata):
- g = eLabel(parent)
- return g
-
+ def createWidget(self, parent, skindata):
+ return eLabel(parent)
+
class Header(HTMLComponent, GUIComponent, VariableText):
def __init__(self, message):
def produceHTML(self):
return "<h2>" + self.getText() + "</h2>\n"
- def GUIcreateInstance(self, priv, parent, skindata):
+ def createWidget(self, parent, skindata):
g = eLabel(parent)
- g.setText(self.message)
return g
class VolumeBar(HTMLComponent, GUIComponent, VariableValue):
GUIComponent.__init__(self)
VariableValue.__init__(self)
- def GUIcreateInstance(self, priv, parent, skindata):
+ def createWidget(self, parent, skindata):
g = eSlider(parent)
g.setRange(0, 100)
return g
-
+
# a general purpose progress bar
class ProgressBar(HTMLComponent, GUIComponent, VariableValue):
def __init__(self):
GUIComponent.__init__(self)
VariableValue.__init__(self)
- def GUIcreateInstance(self, priv, parent, skindata):
+ def createWidget(self, parent, skindata):
g = eSlider(parent)
g.setRange(0, 100)
return g
def getCurrent(self):
return self.l.getCurrentSelection()
- def GUIcreateInstance(self, priv, parent, skindata):
- g = eListbox(parent)
- g.setContent(self.l)
- return g
+ def GUIcreate(self, parent, skindata):
+ self.instance = eListbox(parent)
+ self.instance.setContent(self.l)
- def GUIdeleteInstance(self, g):
- g.setContent(None)
+ def GUIdelete(self):
+ self.instance.setContent(None)
class ServiceList(HTMLComponent, GUIComponent):
def __init__(self):
GUIComponent.__init__(self)
self.l = eListboxServiceContent()
+
+ def getCurrent(self):
+ r = eServiceReference()
+ self.l.getCurrent(r)
+ return r
- def GUIcreateInstance(self, priv, parent, skindata):
- g = eListbox(parent)
- g.setContent(self.l)
- return g
+ def GUIcreate(self, parent, skindata):
+ self.instance = eListbox(parent)
+ self.instance.setContent(self.l)
- def GUIdeleteInstance(self, g):
- g.setContent(None)
+ def GUIdelete(self):
+ del self.instance
def setRoot(self, root):
self.l.setRoot(root)