diff options
Diffstat (limited to 'lib/Split.py')
| -rw-r--r-- | lib/Split.py | 212 |
1 files changed, 106 insertions, 106 deletions
diff --git a/lib/Split.py b/lib/Split.py index 8c0a8dc..63f5d5f 100644 --- a/lib/Split.py +++ b/lib/Split.py @@ -3,114 +3,114 @@ # Derived classes should at least implement the methods that call # unimpl() below: minsize(), getbounds() and setbounds(). -Error = 'Split.Error' # Exception +Error = 'Split.Error' # Exception import rect from util import remove class Split(): - # - # Calls from creator - # NB derived classes may add parameters to create() - # - def create(self, parent): - parent.addchild(self) - self.parent = parent - self.children = [] - self.mouse_interest = [] - self.timer_interest = [] - self.mouse_focus = 0 - return self - # - # Downcalls from parent to child - # - def destroy(self): - self.parent = None - for child in self.children: - child.destroy() - del self.children[:] - del self.mouse_interest[:] - del self.timer_interest[:] - self.mouse_focus = None - # - def minsize(self, m): return unimpl() - def getbounds(self): return unimpl() - def setbounds(self, bounds): unimpl() - # - def draw(self, d_detail): - # (Could avoid calls to children outside the area) - for child in self.children: - child.draw(d_detail) - # - # Downcalls only made after certain upcalls - # - def mouse_down(self, detail): - if self.mouse_focus: - self.mouse_focus.mouse_down(detail) - p = detail[0] - for child in self.mouse_interest: - if rect.pointinrect(p, child.getbounds()): - self.mouse_focus = child - child.mouse_down(detail) - def mouse_move(self, detail): - if self.mouse_focus: - self.mouse_focus.mouse_move(detail) - def mouse_up(self, detail): - if self.mouse_focus: - self.mouse_focus.mouse_up(detail) - self.mouse_focus = 0 - # - def timer(self): - for child in self.timer_interest: - child.timer() - # - # Upcalls from child to parent - # - def addchild(self, child): - if child in self.children: - raise Error, 'addchild: child already inlist' - self.children.append(child) - def delchild(self, child): - if child not in self.children: - raise Error, 'delchild: child not in list' - remove(child, self.children) - if child in self.mouse_interest: - remove(child, self.mouse_interest) - if child in self.timer_interest: - remove(child, self.timer_interest) - if child = self.mouse_focus: - self.mouse_focus = 0 - # - def need_mouse(self, child): - if child not in self.mouse_interest: - self.mouse_interest.append(child) - self.parent.need_mouse(self) - def no_mouse(self, child): - if child in self.mouse_interest: - remove(child, self.mouse_interest) - if not self.mouse_interest: - self.parent.no_mouse(self) - # - def need_timer(self, child): - if child not in self.timer_interest: - self.timer_interest.append(child) - self.parent.need_timer(self) - def no_timer(self, child): - if child in self.timer_interest: - remove(child, self.timer_interest) - if not self.timer_interest: - self.parent.no_timer(self) - # - # The rest are transparent: - # - def begindrawing(self): - return self.parent.begindrawing() - def beginmeasuring(self): - return self.parent.beginmeasuring() - # - def change(self, area): - self.parent.change(area) - def scroll(self, area_vector): - self.parent.scroll(area_vector) - def settimer(self, itimer): - self.parent.settimer(itimer) + # + # Calls from creator + # NB derived classes may add parameters to create() + # + def create(self, parent): + parent.addchild(self) + self.parent = parent + self.children = [] + self.mouse_interest = [] + self.timer_interest = [] + self.mouse_focus = 0 + return self + # + # Downcalls from parent to child + # + def destroy(self): + self.parent = None + for child in self.children: + child.destroy() + del self.children[:] + del self.mouse_interest[:] + del self.timer_interest[:] + self.mouse_focus = None + # + def minsize(self, m): return unimpl() + def getbounds(self): return unimpl() + def setbounds(self, bounds): unimpl() + # + def draw(self, d_detail): + # (Could avoid calls to children outside the area) + for child in self.children: + child.draw(d_detail) + # + # Downcalls only made after certain upcalls + # + def mouse_down(self, detail): + if self.mouse_focus: + self.mouse_focus.mouse_down(detail) + p = detail[0] + for child in self.mouse_interest: + if rect.pointinrect(p, child.getbounds()): + self.mouse_focus = child + child.mouse_down(detail) + def mouse_move(self, detail): + if self.mouse_focus: + self.mouse_focus.mouse_move(detail) + def mouse_up(self, detail): + if self.mouse_focus: + self.mouse_focus.mouse_up(detail) + self.mouse_focus = 0 + # + def timer(self): + for child in self.timer_interest: + child.timer() + # + # Upcalls from child to parent + # + def addchild(self, child): + if child in self.children: + raise Error, 'addchild: child already inlist' + self.children.append(child) + def delchild(self, child): + if child not in self.children: + raise Error, 'delchild: child not in list' + remove(child, self.children) + if child in self.mouse_interest: + remove(child, self.mouse_interest) + if child in self.timer_interest: + remove(child, self.timer_interest) + if child = self.mouse_focus: + self.mouse_focus = 0 + # + def need_mouse(self, child): + if child not in self.mouse_interest: + self.mouse_interest.append(child) + self.parent.need_mouse(self) + def no_mouse(self, child): + if child in self.mouse_interest: + remove(child, self.mouse_interest) + if not self.mouse_interest: + self.parent.no_mouse(self) + # + def need_timer(self, child): + if child not in self.timer_interest: + self.timer_interest.append(child) + self.parent.need_timer(self) + def no_timer(self, child): + if child in self.timer_interest: + remove(child, self.timer_interest) + if not self.timer_interest: + self.parent.no_timer(self) + # + # The rest are transparent: + # + def begindrawing(self): + return self.parent.begindrawing() + def beginmeasuring(self): + return self.parent.beginmeasuring() + # + def change(self, area): + self.parent.change(area) + def scroll(self, area_vector): + self.parent.scroll(area_vector) + def settimer(self, itimer): + self.parent.settimer(itimer) |