def size(self, dialog):
"""
Recalculate the size of the Scrollable.
@param dialog Dialog which contains us
"""
if dialog is None:
return
Widget.size(self, dialog)
if self.is_fixed_size:
self.width, self.height = self.max_width, self.max_height
self.hscrollbar_height = dialog.theme["hscrollbar"]["left"]["image"].height
self.vscrollbar_width = dialog.theme["vscrollbar"]["up"]["image"].width
if self.root_group is None: # do we need to re-clone dialog groups?
self.theme = dialog.theme
self.batch = dialog.batch
self.root_group = ScrollableGroup(0, 0, self.width, self.height, parent=dialog.fg_group)
self.panel_group = pyglet.graphics.OrderedGroup(0, self.root_group)
self.bg_group = pyglet.graphics.OrderedGroup(1, self.root_group)
self.fg_group = pyglet.graphics.OrderedGroup(2, self.root_group)
self.highlight_group = pyglet.graphics.OrderedGroup(3, self.root_group)
Wrapper.delete(self) # force children to abandon old groups
Wrapper.size(self, self) # all children are to use our groups
if self.always_show_scrollbars or (self.max_width and self.width > self.max_width):
if self.hscrollbar is None:
self.hscrollbar = HScrollbar(self.max_width)
else:
if self.hscrollbar is not None:
self.hscrollbar.delete()
self.hscrollbar = None
if self.always_show_scrollbars or (self.max_height and self.height > self.max_height):
if self.vscrollbar is None:
self.vscrollbar = VScrollbar(self.max_height)
else:
if self.vscrollbar is not None:
self.vscrollbar.delete()
self.vscrollbar = None
self.width = min(self.max_width or self.width, self.width)
self.content_width = self.width
self.height = min(self.max_height or self.height, self.height)
self.content_height = self.height
if self.hscrollbar is not None:
self.hscrollbar.size(dialog)
self.hscrollbar.set(self.max_width, max(self.content.width, self.max_width))
self.height += self.hscrollbar.height
if self.vscrollbar is not None:
self.vscrollbar.size(dialog)
self.vscrollbar.set(self.max_height, max(self.content.height, self.max_height))
self.width += self.vscrollbar.width
def delete(self):
"""
Delete all graphical elements associated with the Scrollable
"""
Wrapper.delete(self)
if self.hscrollbar is not None:
self.hscrollbar.delete()
self.hscrollbar = None
if self.vscrollbar is not None:
self.vscrollbar.delete()
self.vscrollbar = None
self.root_group = None
self.panel_group = None
self.bg_group = None
self.fg_group = None
self.highlight_group = None
def delete(self):
"""
Delete all graphical elements associated with the Scrollable
"""
Wrapper.delete(self)
if self.hscrollbar is not None:
self.hscrollbar.delete()
self.hscrollbar = None
if self.vscrollbar is not None:
self.vscrollbar.delete()
self.vscrollbar = None
self.root_group = None
self.panel_group = None
self.bg_group = None
self.fg_group = None
self.highlight_group = None
def size(self, dialog):
"""
Recalculate the size of the Scrollable.
@param dialog Dialog which contains us
"""
if dialog is None:
return
Widget.size(self, dialog)
if self.is_fixed_size:
self.width, self.height = self.max_width, self.max_height
self.hscrollbar_height = \
dialog.theme['hscrollbar']['left']['image'].height
self.vscrollbar_width = \
dialog.theme['vscrollbar']['up']['image'].width
if self.root_group is None: # do we need to re-clone dialog groups?
self.theme = dialog.theme
self.batch = dialog.batch
self.root_group = ScrollableGroup(0,
0,
self.width,
self.height,
parent=dialog.fg_group)
self.panel_group = pyglet.graphics.OrderedGroup(0, self.root_group)
self.bg_group = pyglet.graphics.OrderedGroup(1, self.root_group)
self.fg_group = pyglet.graphics.OrderedGroup(2, self.root_group)
self.highlight_group = pyglet.graphics.OrderedGroup(
3, self.root_group)
Wrapper.delete(self) # force children to abandon old groups
Wrapper.size(self, self) # all children are to use our groups
if self.always_show_scrollbars or \
(self.max_width and self.width > self.max_width):
if self.hscrollbar is None:
self.hscrollbar = HScrollbar(self.max_width)
else:
if self.hscrollbar is not None:
self.hscrollbar.delete()
self.hscrollbar = None
if self.always_show_scrollbars or \
(self.max_height and self.height > self.max_height):
if self.vscrollbar is None:
self.vscrollbar = VScrollbar(self.max_height)
else:
if self.vscrollbar is not None:
self.vscrollbar.delete()
self.vscrollbar = None
self.width = min(self.max_width or self.width, self.width)
self.content_width = self.width
self.height = min(self.max_height or self.height, self.height)
self.content_height = self.height
if self.hscrollbar is not None:
self.hscrollbar.size(dialog)
self.hscrollbar.set(self.max_width,
max(self.content.width, self.max_width))
self.height += self.hscrollbar.height
if self.vscrollbar is not None:
self.vscrollbar.size(dialog)
self.vscrollbar.set(self.max_height,
max(self.content.height, self.max_height))
self.width += self.vscrollbar.width
