def onBrowserEvent(self, event):
# farm out the event to convenience handlers.
# detect existence by checking for the listener lists of each
# type of handler. there's probably a better way to do this...
if hasattr(self, "_clickListeners"):
ClickHandler.onBrowserEvent(self, event)
if hasattr(self, "_keyboardListeners"):
KeyboardHandler.onBrowserEvent(self, event)
if hasattr(self, "_mouseListeners"):
MouseHandler.onBrowserEvent(self, event)
if hasattr(self, "_mouseWheelListeners"):
MouseWheelHandler.onBrowserEvent(self, event)
if hasattr(self, "_focusListeners"):
FocusHandler.onBrowserEvent(self, event)
if hasattr(self, "_dragListeners"):
DragHandler.onBrowserEvent(self, event)
if hasattr(self, "_dropListeners"):
DropHandler.onBrowserEvent(self, event)
if self.contextMenu is None:
return True
type = DOM.eventGetType(event)
if type == "contextmenu":
DOM.eventCancelBubble(event, True)
DOM.eventPreventDefault(event)
self.contextMenu.onContextMenu(self)
return False
return True
def onBrowserEvent(self, event):
# farm out the event to convenience handlers.
# detect existence by checking for the listener lists of each
# type of handler. there's probably a better way to do this...
if hasattr(self, "_clickListeners"):
ClickHandler.onBrowserEvent(self, event)
if hasattr(self, "_keyboardListeners"):
KeyboardHandler.onBrowserEvent(self, event)
if hasattr(self, "_mouseListeners"):
MouseHandler.onBrowserEvent(self, event)
if hasattr(self, "_mouseWheelListeners"):
MouseWheelHandler.onBrowserEvent(self, event)
if hasattr(self, "_focusListeners"):
FocusHandler.onBrowserEvent(self, event)
if hasattr(self, "_dragListeners"):
DragHandler.onBrowserEvent(self, event)
if hasattr(self, "_changeListeners"):
ChangeHandler.onBrowserEvent(self, event)
if hasattr(self, "_inputListeners"):
InputHandler.onBrowserEvent(self, event)
if hasattr(self, "_dropListeners"):
DropHandler.onBrowserEvent(self, event)
if self.contextMenu is None:
return True
type = DOM.eventGetType(event)
if type == "contextmenu":
DOM.eventCancelBubble(event, True)
DOM.eventPreventDefault(event)
self.contextMenu.onContextMenu(self)
return False
return True
def __init__(self, element, min_value, max_value,
start_value=None, step=None,
**kwargs):
self.min_value = min_value
self.max_value = max_value
if start_value is None:
start_value = min_value
if step is None:
step = (self.max_value - self.min_value) / 20
self.step = step
self.value = start_value
self.valuechange_listeners = []
self.dragging = False
self.drag_enabled = False
kwargs['TabIndex'] = kwargs.get("TabIndex", 0)
FocusWidget.__init__(self, element, **kwargs)
MouseHandler.__init__(self)
MouseWheelHandler.__init__(self, True)
self.addMouseWheelListener(self)
