class Spin(Frame):
_dispatchers = {'update' : (CustomEventDispatcher,)}
_dispatchers.update(Frame._dispatchers)
def __init__(self, parent, range=(0,100), visible=True, enabled=True, **kw):
Frame.__init__(self, parent, visible=visible, enabled=enabled)
self._buddy = Edit(self)
self._ud = UpDown(self)
self._ud.buddy = self._buddy
self._buddy.bind(update=self._on_edit_update)
sizer = HBox(spacing=-1)
sizer.add(self._buddy)
sizer.add(self._ud)
self.sizer = sizer
self.set(range=range, **kw)
self._best_size = None
def get_value(self):
return self._ud._get_pos()
def set_value(self, val):
if not self._low <= val <= self._high:
raise ValueError('Invalid value retrieved by the spin control')
self._ud._set_pos(val)
doc_value = 'The displayed int in range'
def _on_edit_update(self, event):
self.events['update'].call(CustomEvent(self))
def get_range(self):
return self._low, self._high
def set_range(self, rg):
self._low, self._high = rg
self._ud.range = rg
self._best_size = None
doc_range = 'The range of valid ints as a tuple (low, high)'
def _get_best_size(self):
#return self.sizer.get_best_size()
dc = GetDC(self._w32_hWnd)
font = self._buddy._font._hFont
SelectObject(dc, font)
cx, cy = GetTextExtent(dc, str(self._high))
return 20 + cx/HIRES_MULT, 7+cy/HIRES_MULT
def __init__(self,
parent,
range=(0, 100),
visible=True,
enabled=True,
**kw):
Frame.__init__(self, parent, visible=visible, enabled=enabled)
self._buddy = Edit(self)
self._ud = UpDown(self)
self._ud.buddy = self._buddy
self._buddy.bind(update=self._on_edit_update)
sizer = HBox(spacing=-1)
sizer.add(self._buddy)
sizer.add(self._ud)
self.sizer = sizer
self.set(range=range, **kw)
self._best_size = None
def __init__(self, parent, range=(0,100), visible=True, enabled=True, **kw):
Frame.__init__(self, parent, visible=visible, enabled=enabled)
self._buddy = Edit(self)
self._ud = UpDown(self)
self._ud.buddy = self._buddy
self._buddy.bind(update=self._on_edit_update)
sizer = HBox(spacing=-1)
sizer.add(self._buddy)
sizer.add(self._ud)
self.sizer = sizer
self.set(range=range, **kw)
self._best_size = None
class Spin(Frame):
_dispatchers = {'update': (CustomEventDispatcher, )}
_dispatchers.update(Frame._dispatchers)
def __init__(self,
parent,
range=(0, 100),
visible=True,
enabled=True,
**kw):
Frame.__init__(self, parent, visible=visible, enabled=enabled)
self._buddy = Edit(self)
self._ud = UpDown(self)
self._ud.buddy = self._buddy
self._buddy.bind(update=self._on_edit_update)
sizer = HBox(spacing=-1)
sizer.add(self._buddy)
sizer.add(self._ud)
self.sizer = sizer
self.set(range=range, **kw)
self._best_size = None
def get_value(self):
return self._ud._get_pos()
def set_value(self, val):
if not self._low <= val <= self._high:
raise ValueError('Invalid value retrieved by the spin control')
self._ud._set_pos(val)
doc_value = 'The displayed int in range'
def _on_edit_update(self, event):
self.events['update'].call(None)
def get_range(self):
return self._low, self._high
def set_range(self, rg):
self._low, self._high = rg
self._ud.range = rg
self._best_size = None
doc_range = 'The range of valid ints as a tuple (low, high)'
def _get_best_size(self):
#return self.sizer.get_best_size()
dc = GetDC(self._w32_hWnd)
font = self._buddy._font._hFont
SelectObject(dc, font)
cx, cy = GetTextExtent(dc, str(self._high))
return 20 + cx / HIRES_MULT, 7 + cy / HIRES_MULT
def get_font(self):
return Control.get_font(self)
def set_font(self, value):
Control.set_font(self, value)
self._best_size = None
def get_best_size(self):
if self._best_size is None:
best_size = self._get_best_size()
self._best_size = best_size
return best_size
else:
return self._best_size
